git.sesse.net Git - vlc/blob - modules/demux/mkv.cpp

   1 /*****************************************************************************
   2  * mkv.cpp : matroska demuxer
   3  *****************************************************************************
   4  * Copyright (C) 2003-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *          Steve Lhomme <steve.lhomme@free.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #define __STDC_FORMAT_MACROS 1
  34 #define __STDC_CONSTANT_MACROS 1
  35 #include <inttypes.h>
  36
  37 #include <vlc/vlc.h>
  38
  39 #ifdef HAVE_TIME_H
  40 #   include <time.h>                                               /* time() */
  41 #endif
  42
  43
  44 #include <vlc_codecs.h>               /* BITMAPINFOHEADER, WAVEFORMATEX */
  45 #include "iso_lang.h"
  46 #include "vlc_meta.h"
  47 #include <vlc_charset.h>
  48 #include <vlc_input.h>
  49 #include <vlc_demux.h>
  50
  51 #include <iostream>
  52 #include <cassert>
  53 #include <typeinfo>
  54 #include <string>
  55 #include <vector>
  56 #include <algorithm>
  57
  58 #ifdef HAVE_DIRENT_H
  59 #   include <dirent.h>
  60 #endif
  61
  62 /* libebml and matroska */
  63 #include "ebml/EbmlHead.h"
  64 #include "ebml/EbmlSubHead.h"
  65 #include "ebml/EbmlStream.h"
  66 #include "ebml/EbmlContexts.h"
  67 #include "ebml/EbmlVoid.h"
  68 #include "ebml/EbmlVersion.h"
  69 #include "ebml/StdIOCallback.h"
  70
  71 #include "matroska/KaxAttachments.h"
  72 #include "matroska/KaxAttached.h"
  73 #include "matroska/KaxBlock.h"
  74 #include "matroska/KaxBlockData.h"
  75 #include "matroska/KaxChapters.h"
  76 #include "matroska/KaxCluster.h"
  77 #include "matroska/KaxClusterData.h"
  78 #include "matroska/KaxContexts.h"
  79 #include "matroska/KaxCues.h"
  80 #include "matroska/KaxCuesData.h"
  81 #include "matroska/KaxInfo.h"
  82 #include "matroska/KaxInfoData.h"
  83 #include "matroska/KaxSeekHead.h"
  84 #include "matroska/KaxSegment.h"
  85 #include "matroska/KaxTag.h"
  86 #include "matroska/KaxTags.h"
  87 #include "matroska/KaxTagMulti.h"
  88 #include "matroska/KaxTracks.h"
  89 #include "matroska/KaxTrackAudio.h"
  90 #include "matroska/KaxTrackVideo.h"
  91 #include "matroska/KaxTrackEntryData.h"
  92 #include "matroska/KaxContentEncoding.h"
  93 #include "matroska/KaxVersion.h"
  94
  95 #include "ebml/StdIOCallback.h"
  96
  97 #if LIBMATROSKA_VERSION < 0x000706
  98 START_LIBMATROSKA_NAMESPACE
  99 extern const EbmlSemanticContext MATROSKA_DLL_API KaxMatroska_Context;
 100 END_LIBMATROSKA_NAMESPACE
 101 #endif
 102
 103 #include "vlc_keys.h"
 104
 105 extern "C" {
 106    #include "mp4/libmp4.h"
 107 }
 108 #ifdef HAVE_ZLIB_H
 109 #   include <zlib.h>
 110 #endif
 111
 112 #define MATROSKA_COMPRESSION_NONE  -1
 113 #define MATROSKA_COMPRESSION_ZLIB   0
 114 #define MATROSKA_COMPRESSION_BLIB   1
 115 #define MATROSKA_COMPRESSION_LZOX   2
 116 #define MATROSKA_COMPRESSION_HEADER 3
 117
 118 #define MKVD_TIMECODESCALE 1000000
 119
 120 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 121 #undef ATTRIBUTE_PACKED
 122 #undef PRAGMA_PACK_BEGIN
 123 #undef PRAGMA_PACK_END
 124
 125 #if defined(__GNUC__)
 126 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 127 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 128 #define PRAGMA_PACK 0
 129 #endif
 130 #endif
 131
 132 #if !defined(ATTRIBUTE_PACKED)
 133 #define ATTRIBUTE_PACKED
 134 #define PRAGMA_PACK 1
 135 #endif
 136
 137 #if PRAGMA_PACK
 138 #pragma pack(1)
 139 #endif
 140
 141 /*************************************
 142 *  taken from libdvdnav / libdvdread
 143 **************************************/
 144
 145 /**
 146  * DVD Time Information.
 147  */
 148 typedef struct {
 149   uint8_t hour;
 150   uint8_t minute;
 151   uint8_t second;
 152   uint8_t frame_u; /* The two high bits are the frame rate. */
 153 } ATTRIBUTE_PACKED dvd_time_t;
 154
 155 /**
 156  * User Operations.
 157  */
 158 typedef struct {
 159 #ifdef WORDS_BIGENDIAN
 160   unsigned char zero                           : 7; /* 25-31 */
 161   unsigned char video_pres_mode_change         : 1; /* 24 */
 162
 163   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 164   unsigned char angle_change                   : 1;
 165   unsigned char subpic_stream_change           : 1;
 166   unsigned char audio_stream_change            : 1;
 167   unsigned char pause_on                       : 1;
 168   unsigned char still_off                      : 1;
 169   unsigned char button_select_or_activate      : 1;
 170   unsigned char resume                         : 1; /* 16 */
 171
 172   unsigned char chapter_menu_call              : 1; /* 15 */
 173   unsigned char angle_menu_call                : 1;
 174   unsigned char audio_menu_call                : 1;
 175   unsigned char subpic_menu_call               : 1;
 176   unsigned char root_menu_call                 : 1;
 177   unsigned char title_menu_call                : 1;
 178   unsigned char backward_scan                  : 1;
 179   unsigned char forward_scan                   : 1; /* 8 */
 180
 181   unsigned char next_pg_search                 : 1; /* 7 */
 182   unsigned char prev_or_top_pg_search          : 1;
 183   unsigned char time_or_chapter_search         : 1;
 184   unsigned char go_up                          : 1;
 185   unsigned char stop                           : 1;
 186   unsigned char title_play                     : 1;
 187   unsigned char chapter_search_or_play         : 1;
 188   unsigned char title_or_time_play             : 1; /* 0 */
 189 #else
 190   unsigned char video_pres_mode_change         : 1; /* 24 */
 191   unsigned char zero                           : 7; /* 25-31 */
 192
 193   unsigned char resume                         : 1; /* 16 */
 194   unsigned char button_select_or_activate      : 1;
 195   unsigned char still_off                      : 1;
 196   unsigned char pause_on                       : 1;
 197   unsigned char audio_stream_change            : 1;
 198   unsigned char subpic_stream_change           : 1;
 199   unsigned char angle_change                   : 1;
 200   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 201
 202   unsigned char forward_scan                   : 1; /* 8 */
 203   unsigned char backward_scan                  : 1;
 204   unsigned char title_menu_call                : 1;
 205   unsigned char root_menu_call                 : 1;
 206   unsigned char subpic_menu_call               : 1;
 207   unsigned char audio_menu_call                : 1;
 208   unsigned char angle_menu_call                : 1;
 209   unsigned char chapter_menu_call              : 1; /* 15 */
 210
 211   unsigned char title_or_time_play             : 1; /* 0 */
 212   unsigned char chapter_search_or_play         : 1;
 213   unsigned char title_play                     : 1;
 214   unsigned char stop                           : 1;
 215   unsigned char go_up                          : 1;
 216   unsigned char time_or_chapter_search         : 1;
 217   unsigned char prev_or_top_pg_search          : 1;
 218   unsigned char next_pg_search                 : 1; /* 7 */
 219 #endif
 220 } ATTRIBUTE_PACKED user_ops_t;
 221
 222 /**
 223  * Type to store per-command data.
 224  */
 225 typedef struct {
 226   uint8_t bytes[8];
 227 } ATTRIBUTE_PACKED vm_cmd_t;
 228 #define COMMAND_DATA_SIZE 8
 229
 230 /**
 231  * PCI General Information
 232  */
 233 typedef struct {
 234   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 235   uint16_t vobu_cat;        /**< 'category' of vobu */
 236   uint16_t zero1;           /**< reserved */
 237   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 238   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 239   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 240   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 241   dvd_time_t e_eltm;        /**< Cell elapsed time */
 242   char vobu_isrc[32];
 243 } ATTRIBUTE_PACKED pci_gi_t;
 244
 245 /**
 246  * Non Seamless Angle Information
 247  */
 248 typedef struct {
 249   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 250 } ATTRIBUTE_PACKED nsml_agli_t;
 251
 252 /**
 253  * Highlight General Information
 254  *
 255  * For btngrX_dsp_ty the bits have the following meaning:
 256  * 000b: normal 4/3 only buttons
 257  * XX1b: wide (16/9) buttons
 258  * X1Xb: letterbox buttons
 259  * 1XXb: pan&scan buttons
 260  */
 261 typedef struct {
 262   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 263   uint32_t hli_s_ptm;              /**< start ptm of hli */
 264   uint32_t hli_e_ptm;              /**< end ptm of hli */
 265   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 266 #ifdef WORDS_BIGENDIAN
 267   unsigned char zero1 : 2;          /**< reserved */
 268   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 269   unsigned char zero2 : 1;          /**< reserved */
 270   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 271   unsigned char zero3 : 1;          /**< reserved */
 272   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 273   unsigned char zero4 : 1;          /**< reserved */
 274   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 275 #else
 276   unsigned char btngr1_dsp_ty : 3;
 277   unsigned char zero2 : 1;
 278   unsigned char btngr_ns : 2;
 279   unsigned char zero1 : 2;
 280   unsigned char btngr3_dsp_ty : 3;
 281   unsigned char zero4 : 1;
 282   unsigned char btngr2_dsp_ty : 3;
 283   unsigned char zero3 : 1;
 284 #endif
 285   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 286   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 287   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 288   uint8_t zero5;       /**< reserved */
 289   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 290   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 291 } ATTRIBUTE_PACKED hl_gi_t;
 292
 293
 294 /**
 295  * Button Color Information Table
 296  * Each entry beeing a 32bit word that contains the color indexs and alpha
 297  * values to use.  They are all represented by 4 bit number and stored
 298  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 299  * that the indexes reference is in the PGC.
 300  * \todo split the uint32_t into a struct
 301  */
 302 typedef struct {
 303   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 304 } ATTRIBUTE_PACKED btn_colit_t;
 305
 306 /**
 307  * Button Information
 308  *
 309  * NOTE: I've had to change the structure from the disk layout to get
 310  * the packing to work with Sun's Forte C compiler.
 311  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 312  */
 313 typedef struct {
 314 #ifdef WORDS_BIGENDIAN
 315   uint32        btn_coln         : 2;  /**< button color number */
 316   uint32        x_start          : 10; /**< x start offset within the overlay */
 317   uint32        zero1            : 2;  /**< reserved */
 318   uint32        x_end            : 10; /**< x end offset within the overlay */
 319
 320   uint32        zero3            : 2;  /**< reserved */
 321   uint32        up               : 6;  /**< button index when pressing up */
 322
 323   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 324   uint32        y_start          : 10; /**< y start offset within the overlay */
 325   uint32        zero2            : 2;  /**< reserved */
 326   uint32        y_end            : 10; /**< y end offset within the overlay */
 327
 328   uint32        zero4            : 2;  /**< reserved */
 329   uint32        down             : 6;  /**< button index when pressing down */
 330   unsigned char zero5            : 2;  /**< reserved */
 331   unsigned char left             : 6;  /**< button index when pressing left */
 332   unsigned char zero6            : 2;  /**< reserved */
 333   unsigned char right            : 6;  /**< button index when pressing right */
 334 #else
 335   uint32        x_end            : 10;
 336   uint32        zero1            : 2;
 337   uint32        x_start          : 10;
 338   uint32        btn_coln         : 2;
 339
 340   uint32        up               : 6;
 341   uint32        zero3            : 2;
 342
 343   uint32        y_end            : 10;
 344   uint32        zero2            : 2;
 345   uint32        y_start          : 10;
 346   uint32        auto_action_mode : 2;
 347
 348   uint32        down             : 6;
 349   uint32        zero4            : 2;
 350   unsigned char left             : 6;
 351   unsigned char zero5            : 2;
 352   unsigned char right            : 6;
 353   unsigned char zero6            : 2;
 354 #endif
 355   vm_cmd_t cmd;
 356 } ATTRIBUTE_PACKED btni_t;
 357
 358 /**
 359  * Highlight Information
 360  */
 361 typedef struct {
 362   hl_gi_t     hl_gi;
 363   btn_colit_t btn_colit;
 364   btni_t      btnit[36];
 365 } ATTRIBUTE_PACKED hli_t;
 366
 367 /**
 368  * PCI packet
 369  */
 370 typedef struct {
 371   pci_gi_t    pci_gi;
 372   nsml_agli_t nsml_agli;
 373   hli_t       hli;
 374   uint8_t     zero1[189];
 375 } ATTRIBUTE_PACKED pci_t;
 376
 377
 378 #if PRAGMA_PACK
 379 #pragma pack()
 380 #endif
 381 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 382
 383
 384 /**
 385  * What's between a directory and a filename?
 386  */
 387 #if defined( WIN32 )
 388     #define DIRECTORY_SEPARATOR '\\'
 389 #else
 390     #define DIRECTORY_SEPARATOR '/'
 391 #endif
 392
 393 using namespace LIBMATROSKA_NAMESPACE;
 394 using namespace std;
 395
 396 /*****************************************************************************
 397  * Module descriptor
 398  *****************************************************************************/
 399 static int  Open ( vlc_object_t * );
 400 static void Close( vlc_object_t * );
 401
 402 vlc_module_begin();
 403     set_shortname( "Matroska" );
 404     set_description( _("Matroska stream demuxer" ) );
 405     set_capability( "demux", 50 );
 406     set_callbacks( Open, Close );
 407     set_category( CAT_INPUT );
 408     set_subcategory( SUBCAT_INPUT_DEMUX );
 409
 410     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 411             N_("Ordered chapters"),
 412             N_("Play ordered chapters as specified in the segment."), true );
 413
 414     add_bool( "mkv-use-chapter-codec", 1, NULL,
 415             N_("Chapter codecs"),
 416             N_("Use chapter codecs found in the segment."), true );
 417
 418     add_bool( "mkv-preload-local-dir", 1, NULL,
 419             N_("Preload Directory"),
 420             N_("Preload matroska files from the same family in the same directory (not good for broken files)."), true );
 421
 422     add_bool( "mkv-seek-percent", 0, NULL,
 423             N_("Seek based on percent not time"),
 424             N_("Seek based on percent not time."), true );
 425
 426     add_bool( "mkv-use-dummy", 0, NULL,
 427             N_("Dummy Elements"),
 428             N_("Read and discard unknown EBML elements (not good for broken files)."), true );
 429
 430     add_shortcut( "mka" );
 431     add_shortcut( "mkv" );
 432 vlc_module_end();
 433
 434 /*****************************************************************************
 435  * Local prototypes
 436  *****************************************************************************/
 437 #ifdef HAVE_ZLIB_H
 438 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 439     int result, dstsize, n;
 440     unsigned char *dst;
 441     block_t *p_block;
 442     z_stream d_stream;
 443
 444     d_stream.zalloc = (alloc_func)0;
 445     d_stream.zfree = (free_func)0;
 446     d_stream.opaque = (voidpf)0;
 447     result = inflateInit(&d_stream);
 448     if( result != Z_OK )
 449     {
 450         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 451         return NULL;
 452     }
 453
 454     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 455     d_stream.avail_in = p_in_block->i_buffer;
 456     n = 0;
 457     p_block = block_New( p_this, 0 );
 458     dst = NULL;
 459     do
 460     {
 461         n++;
 462         p_block = block_Realloc( p_block, 0, n * 1000 );
 463         dst = (unsigned char *)p_block->p_buffer;
 464         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 465         d_stream.avail_out = 1000;
 466         result = inflate(&d_stream, Z_NO_FLUSH);
 467         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 468         {
 469             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 470             return NULL;
 471         }
 472     }
 473     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 474            ( result != Z_STREAM_END ) );
 475
 476     dstsize = d_stream.total_out;
 477     inflateEnd( &d_stream );
 478
 479     p_block = block_Realloc( p_block, 0, dstsize );
 480     p_block->i_buffer = dstsize;
 481     block_Release( p_in_block );
 482
 483     return p_block;
 484 }
 485 #endif
 486
 487 /**
 488  * Helper function to print the mkv parse tree
 489  */
 490 static void MkvTree( demux_t & demuxer, int i_level, const char *psz_format, ... )
 491 {
 492     va_list args;
 493     if( i_level > 9 )
 494     {
 495         msg_Err( &demuxer, "too deep tree" );
 496         return;
 497     }
 498     va_start( args, psz_format );
 499     static const char psz_foo[] = "|   |   |   |   |   |   |   |   |   |";
 500     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 501     strncpy( psz_foo2, psz_foo, 4 * i_level );
 502     psz_foo2[ 4 * i_level ] = '+';
 503     psz_foo2[ 4 * i_level + 1 ] = ' ';
 504     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 505     __msg_GenericVa( VLC_OBJECT(&demuxer), MSG_QUEUE_NORMAL, VLC_MSG_DBG, "mkv", psz_foo2, args );
 506     free( psz_foo2 );
 507     va_end( args );
 508 }
 509
 510 /*****************************************************************************
 511  * Stream managment
 512  *****************************************************************************/
 513 class vlc_stream_io_callback: public IOCallback
 514 {
 515   private:
 516     stream_t       *s;
 517     bool     mb_eof;
 518     bool     b_owner;
 519
 520   public:
 521     vlc_stream_io_callback( stream_t *, bool );
 522
 523     virtual ~vlc_stream_io_callback()
 524     {
 525         if( b_owner )
 526             stream_Delete( s );
 527     }
 528
 529     virtual uint32   read            ( void *p_buffer, size_t i_size);
 530     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 531     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 532     virtual uint64   getFilePointer  ( void );
 533     virtual void     close           ( void );
 534 };
 535
 536 /*****************************************************************************
 537  * Ebml Stream parser
 538  *****************************************************************************/
 539 class EbmlParser
 540 {
 541   public:
 542     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 543     virtual ~EbmlParser( void );
 544
 545     void Up( void );
 546     void Down( void );
 547     void Reset( demux_t *p_demux );
 548     EbmlElement *Get( void );
 549     void        Keep( void );
 550     EbmlElement *UnGet( uint64 i_block_pos, uint64 i_cluster_pos );
 551
 552     int GetLevel( void );
 553
 554   private:
 555     EbmlStream  *m_es;
 556     int         mi_level;
 557     EbmlElement *m_el[10];
 558     int64_t      mi_remain_size[10];
 559
 560     EbmlElement *m_got;
 561
 562     int         mi_user_level;
 563     bool  mb_keep;
 564     bool  mb_dummy;
 565 };
 566
 567
 568 /*****************************************************************************
 569  * Some functions to manipulate memory
 570  *****************************************************************************/
 571 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 572 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 573 {
 574     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 575 }
 576
 577 /*****************************************************************************
 578  * definitions of structures and functions used by this plugins
 579  *****************************************************************************/
 580 typedef struct
 581 {
 582 //    ~mkv_track_t();
 583
 584     bool   b_default;
 585     bool   b_enabled;
 586     unsigned int i_number;
 587
 588     int          i_extra_data;
 589     uint8_t      *p_extra_data;
 590
 591     char         *psz_codec;
 592
 593     uint64_t     i_default_duration;
 594     float        f_timecodescale;
 595     mtime_t      i_last_dts;
 596
 597     /* video */
 598     es_format_t fmt;
 599     float       f_fps;
 600     es_out_id_t *p_es;
 601
 602     /* audio */
 603     unsigned int i_original_rate;
 604
 605     bool      b_inited;
 606     /* data to be send first */
 607     int             i_data_init;
 608     uint8_t         *p_data_init;
 609
 610     /* hack : it's for seek */
 611     bool      b_search_keyframe;
 612     bool      b_silent;
 613
 614     /* informative */
 615     const char   *psz_codec_name;
 616     const char   *psz_codec_settings;
 617     const char   *psz_codec_info_url;
 618     const char   *psz_codec_download_url;
 619
 620     /* encryption/compression */
 621     int                    i_compression_type;
 622     KaxContentCompSettings *p_compression_data;
 623
 624 } mkv_track_t;
 625
 626 typedef struct
 627 {
 628     int     i_track;
 629     int     i_block_number;
 630
 631     int64_t i_position;
 632     int64_t i_time;
 633
 634     bool b_key;
 635 } mkv_index_t;
 636
 637 class demux_sys_t;
 638
 639 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 640 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 641 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 642 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 643 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 644 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 645 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 646
 647 class chapter_codec_cmds_c
 648 {
 649 public:
 650     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 651     :p_private_data(NULL)
 652     ,i_codec_id( codec_id )
 653     ,sys( demuxer )
 654     {}
 655
 656     virtual ~chapter_codec_cmds_c()
 657     {
 658         delete p_private_data;
 659         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 660         while ( indexe != enter_cmds.end() )
 661         {
 662             delete (*indexe);
 663             indexe++;
 664         }
 665         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 666         while ( indexl != leave_cmds.end() )
 667         {
 668             delete (*indexl);
 669             indexl++;
 670         }
 671         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 672         while ( indexd != during_cmds.end() )
 673         {
 674             delete (*indexd);
 675             indexd++;
 676         }
 677     }
 678
 679     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 680     {
 681         p_private_data = new KaxChapterProcessPrivate( private_data );
 682     }
 683
 684     void AddCommand( const KaxChapterProcessCommand & command );
 685
 686     /// \return wether the codec has seeked in the files or not
 687     virtual bool Enter() { return false; }
 688     virtual bool Leave() { return false; }
 689     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 690     virtual int16 GetTitleNumber() { return -1; }
 691
 692     KaxChapterProcessPrivate *p_private_data;
 693
 694 protected:
 695     std::vector<KaxChapterProcessData*> enter_cmds;
 696     std::vector<KaxChapterProcessData*> during_cmds;
 697     std::vector<KaxChapterProcessData*> leave_cmds;
 698
 699     int i_codec_id;
 700     demux_sys_t & sys;
 701 };
 702
 703 class dvd_command_interpretor_c
 704 {
 705 public:
 706     dvd_command_interpretor_c( demux_sys_t & demuxer )
 707     :sys( demuxer )
 708     {
 709         memset( p_PRMs, 0, sizeof(p_PRMs) );
 710         p_PRMs[ 0x80 + 1 ] = 15;
 711         p_PRMs[ 0x80 + 2 ] = 62;
 712         p_PRMs[ 0x80 + 3 ] = 1;
 713         p_PRMs[ 0x80 + 4 ] = 1;
 714         p_PRMs[ 0x80 + 7 ] = 1;
 715         p_PRMs[ 0x80 + 8 ] = 1;
 716         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 717         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 718     }
 719
 720     bool Interpret( const binary * p_command, size_t i_size = 8 );
 721
 722     uint16 GetPRM( size_t index ) const
 723     {
 724         if ( index < 256 )
 725             return p_PRMs[ index ];
 726         else return 0;
 727     }
 728
 729     uint16 GetGPRM( size_t index ) const
 730     {
 731         if ( index >= 0 && index < 16 )
 732             return p_PRMs[ index ];
 733         else return 0;
 734     }
 735
 736     uint16 GetSPRM( size_t index ) const
 737     {
 738         // 21,22,23 reserved for future use
 739         if ( index >= 0x80 && index < 0x95 )
 740             return p_PRMs[ index ];
 741         else return 0;
 742     }
 743
 744     bool SetPRM( size_t index, uint16 value )
 745     {
 746         if ( index >= 0 && index < 16 )
 747         {
 748             p_PRMs[ index ] = value;
 749             return true;
 750         }
 751         return false;
 752     }
 753
 754     bool SetGPRM( size_t index, uint16 value )
 755     {
 756         if ( index >= 0 && index < 16 )
 757         {
 758             p_PRMs[ index ] = value;
 759             return true;
 760         }
 761         return false;
 762     }
 763
 764     bool SetSPRM( size_t index, uint16 value )
 765     {
 766         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 767         {
 768             p_PRMs[ index ] = value;
 769             return true;
 770         }
 771         return false;
 772     }
 773
 774 protected:
 775     std::string GetRegTypeName( bool b_value, uint16 value ) const
 776     {
 777         std::string result;
 778         char s_value[6], s_reg_value[6];
 779         sprintf( s_value, "%.5d", value );
 780
 781         if ( b_value )
 782         {
 783             result = "value (";
 784             result += s_value;
 785             result += ")";
 786         }
 787         else if ( value < 0x80 )
 788         {
 789             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 790             result = "GPreg[";
 791             result += s_value;
 792             result += "] (";
 793             result += s_reg_value;
 794             result += ")";
 795         }
 796         else
 797         {
 798             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 799             result = "SPreg[";
 800             result += s_value;
 801             result += "] (";
 802             result += s_reg_value;
 803             result += ")";
 804         }
 805         return result;
 806     }
 807
 808     uint16       p_PRMs[256];
 809     demux_sys_t  & sys;
 810
 811     // DVD command IDs
 812
 813     // Tests
 814     // wether it's a comparison on the value or register
 815     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 816     static const uint16 CMD_DVD_IF_GPREG_AND        = (1 << 4);
 817     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (2 << 4);
 818     static const uint16 CMD_DVD_IF_GPREG_NOT_EQUAL  = (3 << 4);
 819     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (4 << 4);
 820     static const uint16 CMD_DVD_IF_GPREG_SUP        = (5 << 4);
 821     static const uint16 CMD_DVD_IF_GPREG_INF_EQUAL  = (6 << 4);
 822     static const uint16 CMD_DVD_IF_GPREG_INF        = (7 << 4);
 823
 824     static const uint16 CMD_DVD_NOP                    = 0x0000;
 825     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 826     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 827     // Links
 828     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 829     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 830     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 831     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 832     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 833     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 834     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 835     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 836     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 837     //
 838     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 839     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 840     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 841     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 842     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 843     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 844     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 845     // Operations
 846     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 847     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 848     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 849     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 850     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 851     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 852
 853     // callbacks when browsing inside CodecPrivate
 854     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 855     static bool MatchIsVMG        ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 856     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 857     static bool MatchVTSMNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 858     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 859     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 860     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 861     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 862     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 863 };
 864
 865 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 866 {
 867 public:
 868     dvd_chapter_codec_c( demux_sys_t & sys )
 869     :chapter_codec_cmds_c( sys, 1 )
 870     {}
 871
 872     bool Enter();
 873     bool Leave();
 874     std::string GetCodecName( bool f_for_title = false ) const;
 875     int16 GetTitleNumber();
 876 };
 877
 878 class matroska_script_interpretor_c
 879 {
 880 public:
 881     matroska_script_interpretor_c( demux_sys_t & demuxer )
 882     :sys( demuxer )
 883     {}
 884
 885     bool Interpret( const binary * p_command, size_t i_size );
 886
 887     // DVD command IDs
 888     static const std::string CMD_MS_GOTO_AND_PLAY;
 889
 890 protected:
 891     demux_sys_t  & sys;
 892 };
 893
 894 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 895
 896
 897 class matroska_script_codec_c : public chapter_codec_cmds_c
 898 {
 899 public:
 900     matroska_script_codec_c( demux_sys_t & sys )
 901     :chapter_codec_cmds_c( sys, 0 )
 902     ,interpretor( sys )
 903     {}
 904
 905     bool Enter();
 906     bool Leave();
 907
 908 protected:
 909     matroska_script_interpretor_c interpretor;
 910 };
 911
 912 class chapter_translation_c
 913 {
 914 public:
 915     chapter_translation_c()
 916         :p_translated(NULL)
 917     {}
 918
 919     ~chapter_translation_c()
 920     {
 921         delete p_translated;
 922     }
 923
 924     KaxChapterTranslateID  *p_translated;
 925     unsigned int           codec_id;
 926     std::vector<uint64_t>  editions;
 927 };
 928
 929 class chapter_item_c
 930 {
 931 public:
 932     chapter_item_c()
 933     :i_start_time(0)
 934     ,i_end_time(-1)
 935     ,i_user_start_time(-1)
 936     ,i_user_end_time(-1)
 937     ,i_seekpoint_num(-1)
 938     ,b_display_seekpoint(true)
 939     ,b_user_display(false)
 940     ,psz_parent(NULL)
 941     ,b_is_leaving(false)
 942     {}
 943
 944     virtual ~chapter_item_c()
 945     {
 946         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 947         while ( index != codecs.end() )
 948         {
 949             delete (*index);
 950             index++;
 951         }
 952         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 953         while ( index_ != sub_chapters.end() )
 954         {
 955             delete (*index_);
 956             index_++;
 957         }
 958     }
 959
 960     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 961     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 962     virtual chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current, bool & b_found );
 963     void Append( const chapter_item_c & edition );
 964     chapter_item_c * FindChapter( int64_t i_find_uid );
 965     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 966                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 967                                     const void *p_cookie,
 968                                     size_t i_cookie_size );
 969     std::string                 GetCodecName( bool f_for_title = false ) const;
 970     bool                        ParentOf( const chapter_item_c & item ) const;
 971     int16                       GetTitleNumber( ) const;
 972
 973     int64_t                     i_start_time, i_end_time;
 974     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 975     std::vector<chapter_item_c*> sub_chapters;
 976     int                         i_seekpoint_num;
 977     int64_t                     i_uid;
 978     bool                        b_display_seekpoint;
 979     bool                        b_user_display;
 980     std::string                 psz_name;
 981     chapter_item_c              *psz_parent;
 982     bool                        b_is_leaving;
 983
 984     std::vector<chapter_codec_cmds_c*> codecs;
 985
 986     static bool CompareTimecode( const chapter_item_c * itemA, const chapter_item_c * itemB )
 987     {
 988         return ( itemA->i_user_start_time < itemB->i_user_start_time || (itemA->i_user_start_time == itemB->i_user_start_time && itemA->i_user_end_time < itemB->i_user_end_time) );
 989     }
 990
 991     bool Enter( bool b_do_subchapters );
 992     bool Leave( bool b_do_subchapters );
 993     bool EnterAndLeave( chapter_item_c *p_item, bool b_enter = true );
 994 };
 995
 996 class chapter_edition_c : public chapter_item_c
 997 {
 998 public:
 999     chapter_edition_c()
1000     :b_ordered(false)
1001     {}
1002
1003     void RefreshChapters( );
1004     mtime_t Duration() const;
1005     std::string GetMainName() const;
1006     chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current );
1007
1008     bool                        b_ordered;
1009 };
1010
1011 class matroska_segment_c
1012 {
1013 public:
1014     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
1015         :segment(NULL)
1016         ,es(estream)
1017         ,i_timescale(MKVD_TIMECODESCALE)
1018         ,i_duration(-1)
1019         ,i_start_time(0)
1020         ,i_cues_position(-1)
1021         ,i_chapters_position(-1)
1022         ,i_tags_position(-1)
1023         ,cluster(NULL)
1024         ,i_block_pos(0)
1025         ,i_cluster_pos(0)
1026         ,i_start_pos(0)
1027         ,p_segment_uid(NULL)
1028         ,p_prev_segment_uid(NULL)
1029         ,p_next_segment_uid(NULL)
1030         ,b_cues(false)
1031         ,i_index(0)
1032         ,i_index_max(1024)
1033         ,psz_muxing_application(NULL)
1034         ,psz_writing_application(NULL)
1035         ,psz_segment_filename(NULL)
1036         ,psz_title(NULL)
1037         ,psz_date_utc(NULL)
1038         ,i_default_edition(0)
1039         ,sys(demuxer)
1040         ,ep(NULL)
1041         ,b_preloaded(false)
1042     {
1043         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1044     }
1045
1046     virtual ~matroska_segment_c()
1047     {
1048         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1049         {
1050             if ( tracks[i_track]->p_compression_data )
1051             {
1052                 delete tracks[i_track]->p_compression_data;
1053             }
1054             es_format_Clean( &tracks[i_track]->fmt );
1055             free( tracks[i_track]->p_extra_data );
1056             free( tracks[i_track]->psz_codec );
1057             delete tracks[i_track];
1058         }
1059
1060         free( psz_writing_application );
1061         free( psz_muxing_application );
1062         free( psz_segment_filename );
1063         free( psz_title );
1064         free( psz_date_utc );
1065         free( p_indexes );
1066
1067         delete ep;
1068         delete segment;
1069         delete p_segment_uid;
1070         delete p_prev_segment_uid;
1071         delete p_next_segment_uid;
1072
1073         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1074         while ( index != stored_editions.end() )
1075         {
1076             delete (*index);
1077             index++;
1078         }
1079         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1080         while ( indext != translations.end() )
1081         {
1082             delete (*indext);
1083             indext++;
1084         }
1085         std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
1086         while ( indexf != families.end() )
1087         {
1088             delete (*indexf);
1089             indexf++;
1090         }
1091     }
1092
1093     KaxSegment              *segment;
1094     EbmlStream              & es;
1095
1096     /* time scale */
1097     uint64_t                i_timescale;
1098
1099     /* duration of the segment */
1100     mtime_t                 i_duration;
1101     mtime_t                 i_start_time;
1102
1103     /* all tracks */
1104     std::vector<mkv_track_t*> tracks;
1105
1106     /* from seekhead */
1107     int64_t                 i_cues_position;
1108     int64_t                 i_chapters_position;
1109     int64_t                 i_tags_position;
1110
1111     KaxCluster              *cluster;
1112     uint64                  i_block_pos;
1113     uint64                  i_cluster_pos;
1114     int64_t                 i_start_pos;
1115     KaxSegmentUID           *p_segment_uid;
1116     KaxPrevUID              *p_prev_segment_uid;
1117     KaxNextUID              *p_next_segment_uid;
1118
1119     bool              b_cues;
1120     int                     i_index;
1121     int                     i_index_max;
1122     mkv_index_t             *p_indexes;
1123
1124     /* info */
1125     char                    *psz_muxing_application;
1126     char                    *psz_writing_application;
1127     char                    *psz_segment_filename;
1128     char                    *psz_title;
1129     char                    *psz_date_utc;
1130
1131     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1132     /* when you remove this variable the compiler issues an atomicity error */
1133     /* this variable only works when using std::vector<chapter_edition_c> */
1134     std::vector<chapter_edition_c*> stored_editions;
1135     int                             i_default_edition;
1136
1137     std::vector<chapter_translation_c*> translations;
1138     std::vector<KaxSegmentFamily*>  families;
1139
1140     demux_sys_t                    & sys;
1141     EbmlParser                     *ep;
1142     bool                           b_preloaded;
1143
1144     bool Preload( );
1145     bool PreloadFamily( const matroska_segment_c & segment );
1146     void ParseInfo( KaxInfo *info );
1147     void ParseAttachments( KaxAttachments *attachments );
1148     void ParseChapters( KaxChapters *chapters );
1149     void ParseSeekHead( KaxSeekHead *seekhead );
1150     void ParseTracks( KaxTracks *tracks );
1151     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1152     void ParseTrackEntry( KaxTrackEntry *m );
1153     void ParseCluster( );
1154     void IndexAppendCluster( KaxCluster *cluster );
1155     void LoadCues( );
1156     void LoadTags( );
1157     void InformationCreate( );
1158     void Seek( mtime_t i_date, mtime_t i_time_offset );
1159 #if LIBMATROSKA_VERSION >= 0x000800
1160     int BlockGet( KaxBlock * &, KaxSimpleBlock * &, int64_t *, int64_t *, int64_t *);
1161 #else
1162     int BlockGet( KaxBlock * &, int64_t *, int64_t *, int64_t *);
1163 #endif
1164     bool Select( mtime_t i_start_time );
1165     void UnSelect( );
1166
1167     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1168 };
1169
1170 // class holding hard-linked segment together in the playback order
1171 class virtual_segment_c
1172 {
1173 public:
1174     virtual_segment_c( matroska_segment_c *p_segment )
1175         :p_editions(NULL)
1176         ,i_sys_title(0)
1177         ,i_current_segment(0)
1178         ,i_current_edition(-1)
1179         ,psz_current_chapter(NULL)
1180     {
1181         linked_segments.push_back( p_segment );
1182
1183         AppendUID( p_segment->p_segment_uid );
1184         AppendUID( p_segment->p_prev_segment_uid );
1185         AppendUID( p_segment->p_next_segment_uid );
1186     }
1187
1188     void Sort();
1189     size_t AddSegment( matroska_segment_c *p_segment );
1190     void PreloadLinked( );
1191     mtime_t Duration( ) const;
1192     void LoadCues( );
1193     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1194
1195     inline chapter_edition_c *Edition()
1196     {
1197         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1198             return (*p_editions)[i_current_edition];
1199         return NULL;
1200     }
1201
1202     matroska_segment_c * Segment() const
1203     {
1204         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1205             return NULL;
1206         return linked_segments[i_current_segment];
1207     }
1208
1209     inline chapter_item_c *CurrentChapter() {
1210         return psz_current_chapter;
1211     }
1212
1213     bool SelectNext()
1214     {
1215         if ( i_current_segment < linked_segments.size()-1 )
1216         {
1217             i_current_segment++;
1218             return true;
1219         }
1220         return false;
1221     }
1222
1223     bool FindUID( KaxSegmentUID & uid ) const
1224     {
1225         for ( size_t i=0; i<linked_uids.size(); i++ )
1226         {
1227             if ( linked_uids[i] == uid )
1228                 return true;
1229         }
1230         return false;
1231     }
1232
1233     bool UpdateCurrentToChapter( demux_t & demux );
1234     void PrepareChapters( );
1235
1236     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1237                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1238                                         const void *p_cookie,
1239                                         size_t i_cookie_size );
1240     chapter_item_c *FindChapter( int64_t i_find_uid );
1241
1242     std::vector<chapter_edition_c*>  *p_editions;
1243     int                              i_sys_title;
1244
1245 protected:
1246     std::vector<matroska_segment_c*> linked_segments;
1247     std::vector<KaxSegmentUID>       linked_uids;
1248     size_t                           i_current_segment;
1249
1250     int                              i_current_edition;
1251     chapter_item_c                   *psz_current_chapter;
1252
1253     void                             AppendUID( const EbmlBinary * UID );
1254 };
1255
1256 class matroska_stream_c
1257 {
1258 public:
1259     matroska_stream_c( demux_sys_t & demuxer )
1260         :p_in(NULL)
1261         ,p_es(NULL)
1262         ,sys(demuxer)
1263     {}
1264
1265     virtual ~matroska_stream_c()
1266     {
1267         delete p_in;
1268         delete p_es;
1269     }
1270
1271     IOCallback         *p_in;
1272     EbmlStream         *p_es;
1273
1274     std::vector<matroska_segment_c*> segments;
1275
1276     demux_sys_t                      & sys;
1277 };
1278
1279 typedef struct
1280 {
1281     VLC_COMMON_MEMBERS
1282
1283     demux_t        *p_demux;
1284     vlc_mutex_t     lock;
1285
1286     bool      b_moved;
1287     bool      b_clicked;
1288     int             i_key_action;
1289
1290 } event_thread_t;
1291
1292
1293 class attachment_c
1294 {
1295 public:
1296     attachment_c()
1297         :p_data(NULL)
1298         ,i_size(0)
1299     {}
1300     virtual ~attachment_c()
1301     {
1302         free( p_data );
1303     }
1304
1305     std::string    psz_file_name;
1306     std::string    psz_mime_type;
1307     void          *p_data;
1308     int            i_size;
1309 };
1310
1311 class demux_sys_t
1312 {
1313 public:
1314     demux_sys_t( demux_t & demux )
1315         :demuxer(demux)
1316         ,i_pts(0)
1317         ,i_start_pts(0)
1318         ,i_chapter_time(0)
1319         ,meta(NULL)
1320         ,i_current_title(0)
1321         ,p_current_segment(NULL)
1322         ,dvd_interpretor( *this )
1323         ,f_duration(-1.0)
1324         ,b_ui_hooked(false)
1325         ,p_input(NULL)
1326         ,b_pci_packet_set(false)
1327         ,p_ev(NULL)
1328     {
1329         vlc_mutex_init( &demuxer, &lock_demuxer );
1330     }
1331
1332     virtual ~demux_sys_t()
1333     {
1334         StopUiThread();
1335         size_t i;
1336         for ( i=0; i<streams.size(); i++ )
1337             delete streams[i];
1338         for ( i=0; i<opened_segments.size(); i++ )
1339             delete opened_segments[i];
1340         for ( i=0; i<used_segments.size(); i++ )
1341             delete used_segments[i];
1342         for ( i=0; i<stored_attachments.size(); i++ )
1343             delete stored_attachments[i];
1344         if( meta ) vlc_meta_Delete( meta );
1345
1346         while( titles.size() )
1347         { vlc_input_title_Delete( titles.back() ); titles.pop_back();}
1348
1349         vlc_mutex_destroy( &lock_demuxer );
1350     }
1351
1352     /* current data */
1353     demux_t                 & demuxer;
1354
1355     mtime_t                 i_pts;
1356     mtime_t                 i_start_pts;
1357     mtime_t                 i_chapter_time;
1358
1359     vlc_meta_t              *meta;
1360
1361     std::vector<input_title_t*>      titles; // matroska editions
1362     size_t                           i_current_title;
1363
1364     std::vector<matroska_stream_c*>  streams;
1365     std::vector<attachment_c*>       stored_attachments;
1366     std::vector<matroska_segment_c*> opened_segments;
1367     std::vector<virtual_segment_c*>  used_segments;
1368     virtual_segment_c                *p_current_segment;
1369
1370     dvd_command_interpretor_c        dvd_interpretor;
1371
1372     /* duration of the stream */
1373     float                   f_duration;
1374
1375     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1376     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1377                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1378                                         const void *p_cookie,
1379                                         size_t i_cookie_size,
1380                                         virtual_segment_c * & p_segment_found );
1381     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1382
1383     void PreloadFamily( const matroska_segment_c & of_segment );
1384     void PreloadLinked( matroska_segment_c *p_segment );
1385     bool PreparePlayback( virtual_segment_c *p_new_segment );
1386     matroska_stream_c *AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial = false );
1387     void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1388
1389     void StartUiThread();
1390     void StopUiThread();
1391     bool b_ui_hooked;
1392     inline void SwapButtons();
1393
1394     /* for spu variables */
1395     input_thread_t *p_input;
1396     pci_t          pci_packet;
1397     bool           b_pci_packet_set;
1398     uint8_t        palette[4][4];
1399     vlc_mutex_t    lock_demuxer;
1400
1401     /* event */
1402     event_thread_t *p_ev;
1403     static int EventThread( vlc_object_t *p_this );
1404     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1405                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1406     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1407                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1408
1409
1410
1411 protected:
1412     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1413     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1414 };
1415
1416 static int  Demux  ( demux_t * );
1417 static int  Control( demux_t *, int, va_list );
1418 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1419
1420 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1421
1422 static inline char * ToUTF8( const UTFstring &u )
1423 {
1424     return strdup( u.GetUTF8().c_str() );
1425 }
1426
1427 /*****************************************************************************
1428  * Open: initializes matroska demux structures
1429  *****************************************************************************/
1430 static int Open( vlc_object_t * p_this )
1431 {
1432     demux_t            *p_demux = (demux_t*)p_this;
1433     demux_sys_t        *p_sys;
1434     matroska_stream_c  *p_stream;
1435     matroska_segment_c *p_segment;
1436     const uint8_t      *p_peek;
1437     std::string         s_path, s_filename;
1438     vlc_stream_io_callback *p_io_callback;
1439     EbmlStream         *p_io_stream;
1440
1441     /* peek the begining */
1442     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1443
1444     /* is a valid file */
1445     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1446         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1447
1448     /* Set the demux function */
1449     p_demux->pf_demux   = Demux;
1450     p_demux->pf_control = Control;
1451     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1452
1453     p_io_callback = new vlc_stream_io_callback( p_demux->s, false );
1454     p_io_stream = new EbmlStream( *p_io_callback );
1455
1456     if( p_io_stream == NULL )
1457     {
1458         msg_Err( p_demux, "failed to create EbmlStream" );
1459         delete p_io_callback;
1460         delete p_sys;
1461         return VLC_EGENERIC;
1462     }
1463
1464     p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_io_stream, true );
1465     if( p_stream == NULL )
1466     {
1467         msg_Err( p_demux, "cannot find KaxSegment" );
1468         goto error;
1469     }
1470     p_sys->streams.push_back( p_stream );
1471
1472     p_stream->p_in = p_io_callback;
1473     p_stream->p_es = p_io_stream;
1474
1475     for (size_t i=0; i<p_stream->segments.size(); i++)
1476     {
1477         p_stream->segments[i]->Preload();
1478     }
1479
1480     p_segment = p_stream->segments[0];
1481     if( p_segment->cluster != NULL )
1482     {
1483         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1484
1485         // reset the stream reading to the first cluster of the segment used
1486         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1487     }
1488
1489     if (config_GetInt( p_demux, "mkv-preload-local-dir" ))
1490     {
1491         /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1492         if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1493         {
1494             // assume it's a regular file
1495             // get the directory path
1496             s_path = p_demux->psz_path;
1497             if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1498             {
1499                 s_path = s_path.substr(0,s_path.length()-1);
1500             }
1501             else
1502             {
1503                 if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1504                 {
1505                     s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1506                 }
1507             }
1508
1509             DIR *p_src_dir = utf8_opendir(s_path.c_str());
1510
1511             if (p_src_dir != NULL)
1512             {
1513                 char *psz_file;
1514                 while ((psz_file = utf8_readdir(p_src_dir)) != NULL)
1515                 {
1516                     if (strlen(psz_file) > 4)
1517                     {
1518                         s_filename = s_path + DIRECTORY_SEPARATOR + psz_file;
1519
1520 #ifdef WIN32
1521                         if (!strcasecmp(s_filename.c_str(), p_demux->psz_path))
1522 #else
1523                         if (!s_filename.compare(p_demux->psz_path))
1524 #endif
1525                         {
1526                             free (psz_file);
1527                             continue; // don't reuse the original opened file
1528                         }
1529
1530 #if defined(__GNUC__) && (__GNUC__ < 3)
1531                         if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1532                             !s_filename.compare("mka", s_filename.length() - 3, 3))
1533 #else
1534                         if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1535                             !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1536 #endif
1537                         {
1538                             // test wether this file belongs to our family
1539                             const uint8_t *p_peek;
1540                             bool          file_ok = false;
1541                             stream_t      *p_file_stream = stream_UrlNew(
1542                                                             p_demux,
1543                                                             s_filename.c_str());
1544                             /* peek the begining */
1545                             if( p_file_stream &&
1546                                 stream_Peek( p_file_stream, &p_peek, 4 ) >= 4
1547                                 && p_peek[0] == 0x1a && p_peek[1] == 0x45 &&
1548                                 p_peek[2] == 0xdf && p_peek[3] == 0xa3 ) file_ok = true;
1549
1550                             if ( file_ok )
1551                             {
1552                                 vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, true );
1553                                 EbmlStream *p_estream = new EbmlStream(*p_file_io);
1554
1555                                 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );
1556
1557                                 if ( p_stream == NULL )
1558                                 {
1559                                     msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1560                                     delete p_estream;
1561                                     delete p_file_io;
1562                                 }
1563                                 else
1564                                 {
1565                                     p_stream->p_in = p_file_io;
1566                                     p_stream->p_es = p_estream;
1567                                     p_sys->streams.push_back( p_stream );
1568                                 }
1569                             }
1570                             else
1571                             {
1572                                 if( p_file_stream ) {
1573                                     stream_Delete( p_file_stream );
1574                                 }
1575                                 msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
1576                             }
1577                         }
1578                     }
1579                     free (psz_file);
1580                 }
1581                 closedir( p_src_dir );
1582             }
1583         }
1584
1585         p_sys->PreloadFamily( *p_segment );
1586     }
1587
1588     p_sys->PreloadLinked( p_segment );
1589
1590     if ( !p_sys->PreparePlayback( NULL ) )
1591     {
1592         msg_Err( p_demux, "cannot use the segment" );
1593         goto error;
1594     }
1595
1596     p_sys->StartUiThread();
1597
1598     return VLC_SUCCESS;
1599
1600 error:
1601     delete p_sys;
1602     return VLC_EGENERIC;
1603 }
1604
1605 /*****************************************************************************
1606  * Close: frees unused data
1607  *****************************************************************************/
1608 static void Close( vlc_object_t *p_this )
1609 {
1610     demux_t     *p_demux = (demux_t*)p_this;
1611     demux_sys_t *p_sys   = p_demux->p_sys;
1612
1613     delete p_sys;
1614 }
1615
1616 /*****************************************************************************
1617  * Control:
1618  *****************************************************************************/
1619 static int Control( demux_t *p_demux, int i_query, va_list args )
1620 {
1621     demux_sys_t        *p_sys = p_demux->p_sys;
1622     int64_t     *pi64;
1623     double      *pf, f;
1624     int         i_skp;
1625     size_t      i_idx;
1626
1627     vlc_meta_t *p_meta;
1628     input_attachment_t ***ppp_attach;
1629     int *pi_int;
1630     int i;
1631
1632     switch( i_query )
1633     {
1634         case DEMUX_GET_ATTACHMENTS:
1635             ppp_attach = (input_attachment_t***)va_arg( args, input_attachment_t*** );
1636             pi_int = (int*)va_arg( args, int * );
1637
1638             if( p_sys->stored_attachments.size() <= 0 )
1639                 return VLC_EGENERIC;
1640
1641             *pi_int = p_sys->stored_attachments.size();
1642             *ppp_attach = (input_attachment_t**)malloc( sizeof(input_attachment_t**) *
1643                                                         p_sys->stored_attachments.size() );
1644             if( !(*ppp_attach) )
1645                 return VLC_ENOMEM;
1646             for( i = 0; i < p_sys->stored_attachments.size(); i++ )
1647             {
1648                 attachment_c *a = p_sys->stored_attachments[i];
1649                 (*ppp_attach)[i] = vlc_input_attachment_New( a->psz_file_name.c_str(), a->psz_mime_type.c_str(), NULL,
1650                                                              a->p_data, a->i_size );
1651             }
1652             return VLC_SUCCESS;
1653
1654         case DEMUX_GET_META:
1655             p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
1656             vlc_meta_Merge( p_meta, p_sys->meta );
1657             return VLC_SUCCESS;
1658
1659         case DEMUX_GET_LENGTH:
1660             pi64 = (int64_t*)va_arg( args, int64_t * );
1661             if( p_sys->f_duration > 0.0 )
1662             {
1663                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1664                 return VLC_SUCCESS;
1665             }
1666             return VLC_EGENERIC;
1667
1668         case DEMUX_GET_POSITION:
1669             pf = (double*)va_arg( args, double * );
1670             if ( p_sys->f_duration > 0.0 )
1671                 *pf = (double)(p_sys->i_pts >= p_sys->i_start_pts ? p_sys->i_pts : p_sys->i_start_pts ) / (1000.0 * p_sys->f_duration);
1672             return VLC_SUCCESS;
1673
1674         case DEMUX_SET_POSITION:
1675             f = (double)va_arg( args, double );
1676             Seek( p_demux, -1, f, NULL );
1677             return VLC_SUCCESS;
1678
1679         case DEMUX_GET_TIME:
1680             pi64 = (int64_t*)va_arg( args, int64_t * );
1681             *pi64 = p_sys->i_pts;
1682             return VLC_SUCCESS;
1683
1684         case DEMUX_GET_TITLE_INFO:
1685             if( p_sys->titles.size() )
1686             {
1687                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1688                 int *pi_int    = (int*)va_arg( args, int* );
1689
1690                 *pi_int = p_sys->titles.size();
1691                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1692
1693                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1694                 {
1695                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1696                 }
1697
1698                 return VLC_SUCCESS;
1699             }
1700             return VLC_EGENERIC;
1701
1702         case DEMUX_SET_TITLE:
1703             /* TODO handle editions as titles */
1704             i_idx = (int)va_arg( args, int );
1705             if( i_idx < p_sys->used_segments.size() )
1706             {
1707                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1708                 return VLC_SUCCESS;
1709             }
1710             return VLC_EGENERIC;
1711
1712         case DEMUX_SET_SEEKPOINT:
1713             i_skp = (int)va_arg( args, int );
1714
1715             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1716             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1717             {
1718                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1719                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1720                 p_demux->info.i_seekpoint = i_skp;
1721                 return VLC_SUCCESS;
1722             }
1723             return VLC_EGENERIC;
1724
1725         case DEMUX_SET_TIME:
1726         case DEMUX_GET_FPS:
1727         default:
1728             return VLC_EGENERIC;
1729     }
1730 }
1731
1732 #if LIBMATROSKA_VERSION >= 0x000800
1733 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1734 #else
1735 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1736 #endif
1737 {
1738 #if LIBMATROSKA_VERSION >= 0x000800
1739     pp_simpleblock = NULL;
1740 #endif
1741     pp_block = NULL;
1742     *pi_ref1  = 0;
1743     *pi_ref2  = 0;
1744
1745     for( ;; )
1746     {
1747         EbmlElement *el = NULL;
1748         int         i_level;
1749
1750         if ( ep == NULL )
1751             return VLC_EGENERIC;
1752
1753 #if LIBMATROSKA_VERSION >= 0x000800
1754         if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
1755 #else
1756         if( (el = ep->Get()) == NULL && pp_block != NULL )
1757 #endif
1758         {
1759             /* update the index */
1760 #define idx p_indexes[i_index - 1]
1761             if( i_index > 0 && idx.i_time == -1 )
1762             {
1763 #if LIBMATROSKA_VERSION >= 0x000800
1764                 if ( pp_simpleblock != NULL )
1765                     idx.i_time        = pp_simpleblock->GlobalTimecode() / (mtime_t)1000;
1766                 else
1767 #endif
1768                     idx.i_time        = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1769                 idx.b_key         = *pi_ref1 == 0 ? true : false;
1770             }
1771 #undef idx
1772             return VLC_SUCCESS;
1773         }
1774
1775         i_level = ep->GetLevel();
1776
1777         if( el == NULL )
1778         {
1779             if( i_level > 1 )
1780             {
1781                 ep->Up();
1782                 continue;
1783             }
1784             msg_Warn( &sys.demuxer, "EOF" );
1785             return VLC_EGENERIC;
1786         }
1787
1788         /* do parsing */
1789         switch ( i_level )
1790         {
1791         case 1:
1792             if( MKV_IS_ID( el, KaxCluster ) )
1793             {
1794                 cluster = (KaxCluster*)el;
1795                 i_cluster_pos = cluster->GetElementPosition();
1796
1797                 /* add it to the index */
1798                 if( i_index == 0 ||
1799                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1800                 {
1801                     IndexAppendCluster( cluster );
1802                 }
1803
1804                 // reset silent tracks
1805                 for (size_t i=0; i<tracks.size(); i++)
1806                 {
1807                     tracks[i]->b_silent = false;
1808                 }
1809
1810                 ep->Down();
1811             }
1812             else if( MKV_IS_ID( el, KaxCues ) )
1813             {
1814                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1815                 return VLC_EGENERIC;
1816             }
1817             else
1818             {
1819                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1820             }
1821             break;
1822         case 2:
1823             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1824             {
1825                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1826
1827                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1828                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1829             }
1830             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1831             {
1832                 ep->Down();
1833             }
1834             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1835             {
1836                 i_block_pos = el->GetElementPosition();
1837                 ep->Down();
1838             }
1839 #if LIBMATROSKA_VERSION >= 0x000800
1840             else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1841             {
1842                 pp_simpleblock = (KaxSimpleBlock*)el;
1843
1844                 pp_simpleblock->ReadData( es.I_O() );
1845                 pp_simpleblock->SetParent( *cluster );
1846             }
1847 #endif
1848             break;
1849         case 3:
1850             if( MKV_IS_ID( el, KaxBlock ) )
1851             {
1852                 pp_block = (KaxBlock*)el;
1853
1854                 pp_block->ReadData( es.I_O() );
1855                 pp_block->SetParent( *cluster );
1856
1857                 ep->Keep();
1858             }
1859             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1860             {
1861                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1862
1863                 dur.ReadData( es.I_O() );
1864                 *pi_duration = uint64( dur );
1865             }
1866             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1867             {
1868                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1869
1870                 ref.ReadData( es.I_O() );
1871                 if( *pi_ref1 == 0 )
1872                 {
1873                     *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1874                 }
1875                 else if( *pi_ref2 == 0 )
1876                 {
1877                     *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1878                 }
1879             }
1880             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1881             {
1882                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1883                 track_num.ReadData( es.I_O() );
1884                 // find the track
1885                 for (size_t i=0; i<tracks.size(); i++)
1886                 {
1887                     if ( tracks[i]->i_number == uint32(track_num))
1888                     {
1889                         tracks[i]->b_silent = true;
1890                         break;
1891                     }
1892                 }
1893             }
1894             break;
1895         default:
1896             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1897             return VLC_EGENERIC;
1898         }
1899     }
1900 }
1901
1902 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem, size_t offset)
1903 {
1904     block_t *p_block;
1905     if( !(p_block = block_New( p_demux, i_mem + offset ) ) ) return NULL;
1906     memcpy( p_block->p_buffer + offset, p_mem, i_mem );
1907     //p_block->i_rate = p_input->stream.control.i_rate;
1908     return p_block;
1909 }
1910
1911 #if LIBMATROSKA_VERSION >= 0x000800
1912 static void BlockDecode( demux_t *p_demux, KaxBlock *block, KaxSimpleBlock *simpleblock,
1913                          mtime_t i_pts, mtime_t i_duration, bool f_mandatory )
1914 #else
1915 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1916                          mtime_t i_duration, bool f_mandatory )
1917 #endif
1918 {
1919     demux_sys_t        *p_sys = p_demux->p_sys;
1920     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1921
1922     size_t          i_track;
1923     unsigned int    i;
1924     bool      b;
1925
1926 #define tk  p_segment->tracks[i_track]
1927     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1928     {
1929 #if LIBMATROSKA_VERSION >= 0x000800
1930         if( (block != NULL && tk->i_number == block->TrackNum()) ||
1931             (simpleblock != NULL && tk->i_number == simpleblock->TrackNum()))
1932 #else
1933         if( tk->i_number == block->TrackNum() )
1934 #endif
1935         {
1936             break;
1937         }
1938     }
1939
1940     if( i_track >= p_segment->tracks.size() )
1941     {
1942         msg_Err( p_demux, "invalid track number" );
1943         return;
1944     }
1945     if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1946     {
1947         msg_Err( p_demux, "unknown track number" );
1948         return;
1949     }
1950     if( i_pts + i_duration < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1951     {
1952         return; /* discard audio packets that shouldn't be rendered */
1953     }
1954
1955     if ( tk->fmt.i_cat != NAV_ES )
1956     {
1957         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1958
1959         if( !b )
1960         {
1961             tk->b_inited = false;
1962             return;
1963         }
1964     }
1965
1966
1967     /* First send init data */
1968     if( !tk->b_inited && tk->i_data_init > 0 )
1969     {
1970         block_t *p_init;
1971
1972         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1973         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init, 0 );
1974         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1975     }
1976     tk->b_inited = true;
1977
1978
1979 #if LIBMATROSKA_VERSION >= 0x000800
1980     for( i = 0;
1981         (block != NULL && i < block->NumberFrames()) || (simpleblock != NULL && i < simpleblock->NumberFrames());
1982         i++ )
1983 #else
1984     for( i = 0; i < block->NumberFrames(); i++ )
1985 #endif
1986     {
1987         block_t *p_block;
1988         DataBuffer *data;
1989 #if LIBMATROSKA_VERSION >= 0x000800
1990         if ( simpleblock != NULL )
1991         {
1992             data = &simpleblock->GetBuffer(i);
1993             // condition when the DTS is correct (keyframe or B frame == NOT P frame)
1994             f_mandatory = simpleblock->IsDiscardable() || simpleblock->IsKeyframe();
1995         }
1996         else
1997 #endif
1998         data = &block->GetBuffer(i);
1999
2000         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER && tk->p_compression_data != NULL )
2001             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), tk->p_compression_data->GetSize() );
2002         else
2003             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), 0 );
2004
2005         if( p_block == NULL )
2006         {
2007             break;
2008         }
2009
2010 #if defined(HAVE_ZLIB_H)
2011         if( tk->i_compression_type == MATROSKA_COMPRESSION_ZLIB )
2012         {
2013             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
2014         }
2015         else
2016 #endif
2017         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER )
2018         {
2019             memcpy( p_block->p_buffer, tk->p_compression_data->GetBuffer(), tk->p_compression_data->GetSize() );
2020         }
2021
2022         if ( tk->fmt.i_cat == NAV_ES )
2023         {
2024             // TODO handle the start/stop times of this packet
2025             if ( p_sys->b_ui_hooked )
2026             {
2027                 vlc_mutex_lock( &p_sys->p_ev->lock );
2028                 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
2029                 p_sys->SwapButtons();
2030                 p_sys->b_pci_packet_set = true;
2031                 vlc_mutex_unlock( &p_sys->p_ev->lock );
2032                 block_Release( p_block );
2033             }
2034             return;
2035         }
2036         // correct timestamping when B frames are used
2037         if( tk->fmt.i_cat != VIDEO_ES )
2038         {
2039             p_block->i_dts = p_block->i_pts = i_pts;
2040         }
2041         else
2042         {
2043             if( !strcmp( tk->psz_codec, "V_MS/VFW/FOURCC" ) )
2044             {
2045                 // in VFW we have no idea about B frames
2046                 p_block->i_pts = 0;
2047                 p_block->i_dts = i_pts;
2048             }
2049             else
2050             {
2051                 p_block->i_pts = i_pts;
2052                 if ( f_mandatory )
2053                     p_block->i_dts = p_block->i_pts;
2054                 else
2055                     p_block->i_dts = min( i_pts, tk->i_last_dts + (mtime_t)(tk->i_default_duration >> 10));
2056                 p_sys->i_pts = p_block->i_dts;
2057             }
2058         }
2059         tk->i_last_dts = p_block->i_dts;
2060
2061 #if 0
2062 msg_Dbg( p_demux, "block i_dts: "I64Fd" / i_pts: "I64Fd, p_block->i_dts, p_block->i_pts);
2063 #endif
2064         if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
2065         {
2066             p_block->i_length = i_duration * 1000;
2067         }
2068
2069         es_out_Send( p_demux->out, tk->p_es, p_block );
2070
2071         /* use time stamp only for first block */
2072         i_pts = 0;
2073     }
2074
2075 #undef tk
2076 }
2077
2078 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial )
2079 {
2080     int i_upper_lvl = 0;
2081     size_t i;
2082     EbmlElement *p_l0, *p_l1, *p_l2;
2083     bool b_keep_stream = false, b_keep_segment;
2084
2085     // verify the EBML Header
2086     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
2087     if (p_l0 == NULL)
2088     {
2089         msg_Err( p_demux, "No EBML header found" );
2090         return NULL;
2091     }
2092
2093     // verify we can read this Segment, we only support Matroska version 1 for now
2094     p_l0->Read(*p_estream, EbmlHead::ClassInfos.Context, i_upper_lvl, p_l0, true);
2095
2096     EDocType doc_type = GetChild<EDocType>(*static_cast<EbmlHead*>(p_l0));
2097     if (std::string(doc_type) != "matroska")
2098     {
2099         msg_Err( p_demux, "Not a Matroska file : DocType = %s ", std::string(doc_type).c_str());
2100         return NULL;
2101     }
2102
2103     EDocTypeReadVersion doc_read_version = GetChild<EDocTypeReadVersion>(*static_cast<EbmlHead*>(p_l0));
2104 #if LIBMATROSKA_VERSION >= 0x000800
2105     if (uint64(doc_read_version) > 2)
2106     {
2107         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1 & 2", uint64(doc_read_version));
2108         return NULL;
2109     }
2110 #else
2111     if (uint64(doc_read_version) != 1)
2112     {
2113         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1", uint64(doc_read_version));
2114         return NULL;
2115     }
2116 #endif
2117
2118     delete p_l0;
2119
2120
2121     // find all segments in this file
2122     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFFLL);
2123     if (p_l0 == NULL)
2124     {
2125         return NULL;
2126     }
2127
2128     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
2129
2130     while (p_l0 != 0)
2131     {
2132         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
2133         {
2134             EbmlParser  *ep;
2135             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
2136             b_keep_segment = b_initial;
2137
2138             ep = new EbmlParser(p_estream, p_l0, &demuxer );
2139             p_segment1->ep = ep;
2140             p_segment1->segment = (KaxSegment*)p_l0;
2141
2142             while ((p_l1 = ep->Get()))
2143             {
2144                 if (MKV_IS_ID(p_l1, KaxInfo))
2145                 {
2146                     // find the families of this segment
2147                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
2148
2149                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
2150                     for( i = 0; i < p_info->ListSize(); i++ )
2151                     {
2152                         EbmlElement *l = (*p_info)[i];
2153
2154                         if( MKV_IS_ID( l, KaxSegmentUID ) )
2155                         {
2156                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
2157                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
2158                             if ( !b_keep_segment )
2159                                 break; // this segment is already known
2160                             opened_segments.push_back( p_segment1 );
2161                             delete p_segment1->p_segment_uid;
2162                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
2163                         }
2164                         else if( MKV_IS_ID( l, KaxPrevUID ) )
2165                         {
2166                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
2167                         }
2168                         else if( MKV_IS_ID( l, KaxNextUID ) )
2169                         {
2170                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
2171                         }
2172                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
2173                         {
2174                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
2175                             p_segment1->families.push_back( p_fam );
2176                         }
2177                     }
2178                     break;
2179                 }
2180             }
2181             if ( b_keep_segment )
2182             {
2183                 b_keep_stream = true;
2184                 p_stream1->segments.push_back( p_segment1 );
2185             }
2186             else
2187             {
2188                 p_segment1->segment = NULL;
2189                 delete p_segment1;
2190             }
2191         }
2192         if (p_l0->IsFiniteSize() )
2193         {
2194             p_l0->SkipData(*p_estream, KaxMatroska_Context);
2195             p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
2196         }
2197         else
2198             p_l0 = p_l0->SkipData(*p_estream, KaxSegment_Context);
2199     }
2200
2201     if ( !b_keep_stream )
2202     {
2203         delete p_stream1;
2204         p_stream1 = NULL;
2205     }
2206
2207     return p_stream1;
2208 }
2209
2210 bool matroska_segment_c::Select( mtime_t i_start_time )
2211 {
2212     size_t i_track;
2213
2214     /* add all es */
2215     msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
2216     sys.b_pci_packet_set = false;
2217
2218     for( i_track = 0; i_track < tracks.size(); i_track++ )
2219     {
2220         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
2221         {
2222             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2223             tracks[i_track]->p_es = NULL;
2224             continue;
2225         }
2226
2227         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
2228         {
2229             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
2230             {
2231                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2232                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2233             }
2234             else
2235             {
2236                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2237
2238                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2239                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2240                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2241
2242                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2243                 if( tracks[i_track]->fmt.i_extra > 0 )
2244                 {
2245                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2246                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2247                 }
2248             }
2249         }
2250         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2251                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2252         {
2253             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2254         }
2255         else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
2256         {
2257             uint8_t *p_data = tracks[i_track]->p_extra_data;
2258             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'h', 'e', 'o' );
2259             if( tracks[i_track]->i_extra_data >= 4 ) {
2260                 if( p_data[0] == 2 ) {
2261                     int i = 1;
2262                     int i_size1 = 0, i_size2 = 0;
2263                     p_data++;
2264                     /* read size of first header packet */
2265                     while( *p_data == 0xFF &&
2266                            i < tracks[i_track]->i_extra_data )
2267                     {
2268                         i_size1 += *p_data;
2269                         p_data++;
2270                         i++;
2271                     }
2272                     i_size1 += *p_data;
2273                     p_data++;
2274                     i++;
2275                     msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
2276                     /* read size of second header packet */
2277                     while( *p_data == 0xFF &&
2278                            i < tracks[i_track]->i_extra_data )
2279                     {
2280                         i_size2 += *p_data;
2281                         p_data++;
2282                         i++;
2283                     }
2284                     i_size2 += *p_data;
2285                     p_data++;
2286                     i++;
2287                     int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
2288                         - i_size2;
2289                     msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
2290                     msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
2291                     tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
2292                         + 6;
2293                     if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0  ) {
2294                         tracks[i_track]->fmt.p_extra =
2295                             malloc( tracks[i_track]->fmt.i_extra );
2296                         uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
2297                         *p_out++ = (i_size1>>8) & 0xFF;
2298                         *p_out++ = i_size1 & 0xFF;
2299                         memcpy( p_out, p_data, i_size1 );
2300                         p_data += i_size1;
2301                         p_out += i_size1;
2302
2303                         *p_out++ = (i_size2>>8) & 0xFF;
2304                         *p_out++ = i_size2 & 0xFF;
2305                         memcpy( p_out, p_data, i_size2 );
2306                         p_data += i_size2;
2307                         p_out += i_size2;
2308
2309                         *p_out++ = (i_size3>>8) & 0xFF;
2310                         *p_out++ = i_size3 & 0xFF;
2311                         memcpy( p_out, p_data, i_size3 );
2312                         p_data += i_size3;
2313                         p_out += i_size3;
2314                     }
2315                     else
2316                     {
2317                         msg_Err( &sys.demuxer, "inconsistant theora extradata" );
2318                     }
2319                 }
2320                 else {
2321                     msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
2322                 }
2323             }
2324         }
2325         else if( !strncmp( tracks[i_track]->psz_codec, "V_REAL/RV", 9 ) )
2326         {
2327             if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV10" ) )
2328                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '1', '0' );
2329             else if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV20" ) )
2330                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '2', '0' );
2331             else if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV30" ) )
2332                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '3', '0' );
2333             else if( !strcmp( tracks[i_track]->psz_codec, "V_REAL/RV40" ) )
2334                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'R', 'V', '4', '0' );
2335         }
2336         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2337         {
2338             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2339             {
2340                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2341             }
2342             else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO", 11 ) )
2343             {
2344                 /* A MPEG 4 codec, SP, ASP, AP or AVC */
2345                 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2346                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2347                 else
2348                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2349                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2350                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2351                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2352             }
2353         }
2354         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2355         {
2356             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2357             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2358                                                        tracks[i_track]->p_extra_data,
2359                                                        tracks[i_track]->i_extra_data,
2360                                                        false );
2361             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2362             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2363             tracks[i_track]->fmt.i_codec = p_box->i_type;
2364             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2365             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2366             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2367             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2368             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2369             MP4_FreeBox_sample_vide( p_box );
2370             stream_Delete( p_mp4_stream );
2371         }
2372         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2373         {
2374             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2375             {
2376                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2377                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2378             }
2379             else
2380             {
2381                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2382
2383                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2384
2385                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2386                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2387                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2388                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2389                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2390
2391                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2392                 if( tracks[i_track]->fmt.i_extra > 0 )
2393                 {
2394                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2395                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2396                 }
2397             }
2398         }
2399         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2400                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2401                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2402         {
2403             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2404         }
2405         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2406         {
2407             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2408         }
2409         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2410         {
2411             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2412         }
2413         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2414         {
2415             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2416             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2417             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2418             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2419         }
2420         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2421         {
2422             int i, i_offset = 1, i_size[3], i_extra;
2423             uint8_t *p_extra;
2424
2425             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2426
2427             /* Split the 3 headers */
2428             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2429                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2430
2431             for( i = 0; i < 2; i++ )
2432             {
2433                 i_size[i] = 0;
2434                 while( i_offset < tracks[i_track]->i_extra_data )
2435                 {
2436                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2437                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2438                 }
2439             }
2440
2441             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2442             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2443             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2444
2445             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2446             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2447             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2448             for( i = 0; i < 3; i++ )
2449             {
2450                 *(p_extra++) = i_size[i] >> 8;
2451                 *(p_extra++) = i_size[i] & 0xFF;
2452                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2453                         i_size[i] );
2454                 p_extra += i_size[i];
2455                 i_extra += i_size[i];
2456             }
2457         }
2458         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2459                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2460         {
2461             int i_profile, i_srate, sbr = 0;
2462             static unsigned int i_sample_rates[] =
2463             {
2464                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2465                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2466             };
2467
2468             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2469             /* create data for faad (MP4DecSpecificDescrTag)*/
2470
2471             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2472             {
2473                 i_profile = 0;
2474             }
2475             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2476             {
2477                 i_profile = 1;
2478             }
2479             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2480             {
2481                 i_profile = 2;
2482             }
2483             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC/SBR" ) )
2484             {
2485                 i_profile = 1;
2486                 sbr = 1;
2487             }
2488             else
2489             {
2490                 i_profile = 3;
2491             }
2492
2493             for( i_srate = 0; i_srate < 13; i_srate++ )
2494             {
2495                 if( i_sample_rates[i_srate] == tracks[i_track]->i_original_rate )
2496                 {
2497                     break;
2498                 }
2499             }
2500             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2501
2502             tracks[i_track]->fmt.i_extra = sbr ? 5 : 2;
2503             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2504             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2505             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2506             if (sbr != 0)
2507             {
2508                 int syncExtensionType = 0x2B7;
2509                 int iDSRI;
2510                 for (iDSRI=0; iDSRI<13; iDSRI++)
2511                     if( i_sample_rates[iDSRI] == tracks[i_track]->fmt.audio.i_rate )
2512                         break;
2513                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[2] = (syncExtensionType >> 3) & 0xFF;
2514                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[3] = ((syncExtensionType & 0x7) << 5) | 5;
2515                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[4] = ((1 & 0x1) << 7) | (iDSRI << 3);
2516             }
2517         }
2518         else if( !strcmp( tracks[i_track]->psz_codec, "A_AAC" ) )
2519         {
2520             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2521             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2522             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2523             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2524         }
2525         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2526         {
2527             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'W', 'V', 'P', 'K' );
2528             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2529             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2530             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2531         }
2532         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2533         {
2534             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'T', 'T', 'A', '1' );
2535             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2536             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2537             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2538         }
2539         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2540                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2541                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2542         {
2543             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2544             {
2545                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2546             }
2547             else
2548             {
2549                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2550             }
2551             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2552         }
2553         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2554         {
2555             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2556             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2557         }
2558         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/USF" ) )
2559         {
2560             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 's', 'f', ' ' );
2561             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2562             if( tracks[i_track]->i_extra_data )
2563             {
2564                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2565                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2566                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2567             }
2568         }
2569         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2570                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2571                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2572                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2573         {
2574             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2575             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2576             if( tracks[i_track]->i_extra_data )
2577             {
2578                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2579                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2580                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2581             }
2582         }
2583         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2584         {
2585             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2586             if( tracks[i_track]->i_extra_data )
2587             {
2588                 char *p_start;
2589                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2590                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2591                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2592
2593                 p_start = strstr( p_buf, "size:" );
2594                 if( sscanf( p_start, "size: %dx%d",
2595                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2596                 {
2597                     msg_Dbg( &sys.demuxer, "original frame size vobsubs: %dx%d", tracks[i_track]->fmt.subs.spu.i_original_frame_width, tracks[i_track]->fmt.subs.spu.i_original_frame_height );
2598                 }
2599                 else
2600                 {
2601                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2602                 }
2603                 free( p_buf );
2604             }
2605         }
2606         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2607         {
2608             tracks[i_track]->fmt.i_cat = NAV_ES;
2609             continue;
2610         }
2611         else
2612         {
2613             msg_Err( &sys.demuxer, "unknown codec id=`%s'", tracks[i_track]->psz_codec );
2614             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2615         }
2616         if( tracks[i_track]->b_default )
2617         {
2618             tracks[i_track]->fmt.i_priority = 1000;
2619         }
2620
2621         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2622
2623         /* Turn on a subtitles track if it has been flagged as default -
2624          * but only do this if no subtitles track has already been engaged,
2625          * either by an earlier 'default track' (??) or by default
2626          * language choice behaviour.
2627          */
2628         if( tracks[i_track]->b_default )
2629         {
2630             es_out_Control( sys.demuxer.out,
2631                             ES_OUT_SET_DEFAULT,
2632                             tracks[i_track]->p_es );
2633         }
2634
2635         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2636     }
2637
2638     sys.i_start_pts = i_start_time;
2639     // reset the stream reading to the first cluster of the segment used
2640     es.I_O().setFilePointer( i_start_pos );
2641
2642     delete ep;
2643     ep = new EbmlParser( &es, segment, &sys.demuxer );
2644
2645     return true;
2646 }
2647
2648 void demux_sys_t::StartUiThread()
2649 {
2650     if ( !b_ui_hooked )
2651     {
2652         msg_Dbg( &demuxer, "Starting the UI Hook" );
2653         b_ui_hooked = true;
2654         /* FIXME hack hack hack hack FIXME */
2655         /* Get p_input and create variable */
2656         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2657         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2658         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2659         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2660         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2661         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2662         var_Create( p_input, "menu-palette", VLC_VAR_ADDRESS );
2663         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2664         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2665
2666         /* Now create our event thread catcher */
2667         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2668         p_ev->p_demux = &demuxer;
2669         p_ev->b_die = false;
2670         vlc_mutex_init( p_ev, &p_ev->lock );
2671         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2672                         VLC_THREAD_PRIORITY_LOW, false );
2673     }
2674 }
2675
2676 void demux_sys_t::StopUiThread()
2677 {
2678     if ( b_ui_hooked )
2679     {
2680         vlc_object_kill( p_ev );
2681         vlc_thread_join( p_ev );
2682         vlc_object_release( p_ev );
2683
2684         p_ev = NULL;
2685
2686         var_Destroy( p_input, "highlight-mutex" );
2687         var_Destroy( p_input, "highlight" );
2688         var_Destroy( p_input, "x-start" );
2689         var_Destroy( p_input, "x-end" );
2690         var_Destroy( p_input, "y-start" );
2691         var_Destroy( p_input, "y-end" );
2692         var_Destroy( p_input, "color" );
2693         var_Destroy( p_input, "menu-palette" );
2694
2695         vlc_object_release( p_input );
2696
2697         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2698     }
2699     b_ui_hooked = false;
2700 }
2701
2702 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2703                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2704 {
2705     event_thread_t *p_ev = (event_thread_t *) p_data;
2706     vlc_mutex_lock( &p_ev->lock );
2707     if( psz_var[6] == 'c' )
2708     {
2709         p_ev->b_clicked = true;
2710         msg_Dbg( p_this, "Event Mouse: clicked");
2711     }
2712     else if( psz_var[6] == 'm' )
2713         p_ev->b_moved = true;
2714     vlc_mutex_unlock( &p_ev->lock );
2715
2716     return VLC_SUCCESS;
2717 }
2718
2719 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *,
2720                            vlc_value_t, vlc_value_t newval, void *p_data )
2721 {
2722     event_thread_t *p_ev = (event_thread_t *) p_data;
2723     vlc_mutex_lock( &p_ev->lock );
2724     p_ev->i_key_action = newval.i_int;
2725     vlc_mutex_unlock( &p_ev->lock );
2726     msg_Dbg( p_this, "Event Key");
2727
2728     return VLC_SUCCESS;
2729 }
2730
2731 int demux_sys_t::EventThread( vlc_object_t *p_this )
2732 {
2733     event_thread_t *p_ev = (event_thread_t*)p_this;
2734     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2735     vlc_object_t   *p_vout = NULL;
2736
2737     p_ev->b_moved   = false;
2738     p_ev->b_clicked = false;
2739     p_ev->i_key_action = 0;
2740
2741     /* catch all key event */
2742     var_AddCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
2743
2744     /* main loop */
2745     while( !p_ev->b_die )
2746     {
2747         if ( !p_sys->b_pci_packet_set )
2748         {
2749             /* Wait 100ms */
2750             msleep( 100000 );
2751             continue;
2752         }
2753
2754         bool b_activated = false;
2755
2756         /* KEY part */
2757         if( p_ev->i_key_action )
2758         {
2759             int i;
2760
2761             msg_Dbg( p_ev->p_demux, "Handle Key Event");
2762
2763             vlc_mutex_lock( &p_ev->lock );
2764
2765             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2766
2767             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2768
2769             switch( p_ev->i_key_action )
2770             {
2771             case ACTIONID_NAV_LEFT:
2772                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2773                 {
2774                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2775                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2776                     {
2777                         i_curr_button = p_button_ptr->left;
2778                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2779                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2780                         if ( button_ptr.auto_action_mode )
2781                         {
2782                             vlc_mutex_unlock( &p_ev->lock );
2783                             vlc_mutex_lock( &p_sys->lock_demuxer );
2784
2785                             // process the button action
2786                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2787
2788                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2789                             vlc_mutex_lock( &p_ev->lock );
2790                         }
2791                     }
2792                 }
2793                 break;
2794             case ACTIONID_NAV_RIGHT:
2795                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2796                 {
2797                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2798                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2799                     {
2800                         i_curr_button = p_button_ptr->right;
2801                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2802                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2803                         if ( button_ptr.auto_action_mode )
2804                         {
2805                             vlc_mutex_unlock( &p_ev->lock );
2806                             vlc_mutex_lock( &p_sys->lock_demuxer );
2807
2808                             // process the button action
2809                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2810
2811                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2812                             vlc_mutex_lock( &p_ev->lock );
2813                         }
2814                     }
2815                 }
2816                 break;
2817             case ACTIONID_NAV_UP:
2818                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2819                 {
2820                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2821                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2822                     {
2823                         i_curr_button = p_button_ptr->up;
2824                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2825                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2826                         if ( button_ptr.auto_action_mode )
2827                         {
2828                             vlc_mutex_unlock( &p_ev->lock );
2829                             vlc_mutex_lock( &p_sys->lock_demuxer );
2830
2831                             // process the button action
2832                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2833
2834                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2835                             vlc_mutex_lock( &p_ev->lock );
2836                         }
2837                     }
2838                 }
2839                 break;
2840             case ACTIONID_NAV_DOWN:
2841                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2842                 {
2843                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2844                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2845                     {
2846                         i_curr_button = p_button_ptr->down;
2847                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2848                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2849                         if ( button_ptr.auto_action_mode )
2850                         {
2851                             vlc_mutex_unlock( &p_ev->lock );
2852                             vlc_mutex_lock( &p_sys->lock_demuxer );
2853
2854                             // process the button action
2855                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2856
2857                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2858                             vlc_mutex_lock( &p_ev->lock );
2859                         }
2860                     }
2861                 }
2862                 break;
2863             case ACTIONID_NAV_ACTIVATE:
2864                 b_activated = true;
2865
2866                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2867                 {
2868                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2869
2870                     vlc_mutex_unlock( &p_ev->lock );
2871                     vlc_mutex_lock( &p_sys->lock_demuxer );
2872
2873                     // process the button action
2874                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2875
2876                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2877                     vlc_mutex_lock( &p_ev->lock );
2878                 }
2879                 break;
2880             default:
2881                 break;
2882             }
2883             p_ev->i_key_action = 0;
2884             vlc_mutex_unlock( &p_ev->lock );
2885         }
2886
2887         /* MOUSE part */
2888         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2889         {
2890             vlc_value_t valx, valy;
2891
2892             vlc_mutex_lock( &p_ev->lock );
2893             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2894             var_Get( p_vout, "mouse-x", &valx );
2895             var_Get( p_vout, "mouse-y", &valy );
2896
2897             if( p_ev->b_clicked )
2898             {
2899                 int32_t button;
2900                 int32_t best,dist,d;
2901                 int32_t mx,my,dx,dy;
2902
2903                 msg_Dbg( p_ev->p_demux, "Handle Mouse Event: Mouse clicked x(%d)*y(%d)", (unsigned)valx.i_int, (unsigned)valy.i_int);
2904
2905                 b_activated = true;
2906                 // get current button
2907                 best = 0;
2908                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2909                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2910                 {
2911                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2912
2913                     if(((unsigned)valx.i_int >= button_ptr->x_start)
2914                      && ((unsigned)valx.i_int <= button_ptr->x_end)
2915                      && ((unsigned)valy.i_int >= button_ptr->y_start)
2916                      && ((unsigned)valy.i_int <= button_ptr->y_end))
2917                     {
2918                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2919                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2920                         dx = mx - valx.i_int;
2921                         dy = my - valy.i_int;
2922                         d = (dx*dx) + (dy*dy);
2923                         /* If the mouse is within the button and the mouse is closer
2924                         * to the center of this button then it is the best choice. */
2925                         if(d < dist) {
2926                             dist = d;
2927                             best = button;
2928                         }
2929                     }
2930                 }
2931
2932                 if ( best != 0)
2933                 {
2934                     btni_t button_ptr = pci->hli.btnit[best-1];
2935                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2936
2937                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2938                     vlc_mutex_unlock( &p_ev->lock );
2939                     vlc_mutex_lock( &p_sys->lock_demuxer );
2940
2941                     // process the button action
2942                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2943                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2944
2945                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2946
2947                     // select new button
2948                     if ( best != i_curr_button )
2949                     {
2950                         vlc_value_t val;
2951
2952                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2953                         {
2954                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2955                             uint32_t i_palette;
2956
2957                             if(button_ptr.btn_coln != 0) {
2958                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2959                             } else {
2960                                 i_palette = 0;
2961                             }
2962
2963                             for( int i = 0; i < 4; i++ )
2964                             {
2965                                 uint32_t i_yuv = 0xFF;//p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
2966                                 uint8_t i_alpha = (i_palette>>(i*4))&0x0f;
2967                                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
2968
2969                                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
2970                                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
2971                                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
2972                                 p_sys->palette[i][3] = i_alpha;
2973                             }
2974
2975                             vlc_mutex_lock( p_mutex );
2976                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2977                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2978                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2979                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2980
2981                             val.p_address = (void *)p_sys->palette;
2982                             var_Set( p_sys->p_input, "menu-palette", val );
2983
2984                             val.b_bool = true; var_Set( p_sys->p_input, "highlight", val );
2985                             vlc_mutex_unlock( p_mutex );
2986                         }
2987                     }
2988                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2989                     vlc_mutex_lock( &p_ev->lock );
2990                 }
2991             }
2992             else if( p_ev->b_moved )
2993             {
2994 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2995             }
2996
2997             p_ev->b_moved = false;
2998             p_ev->b_clicked = false;
2999             vlc_mutex_unlock( &p_ev->lock );
3000         }
3001
3002         /* VOUT part */
3003         if( p_vout && p_vout->b_die )
3004         {
3005             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
3006             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
3007             vlc_object_release( p_vout );
3008             p_vout = NULL;
3009         }
3010
3011         else if( p_vout == NULL )
3012         {
3013             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
3014                                       FIND_CHILD );
3015             if( p_vout)
3016             {
3017                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
3018                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
3019             }
3020         }
3021
3022         /* Wait a bit, 10ms */
3023         msleep( 10000 );
3024     }
3025
3026     /* Release callback */
3027     if( p_vout )
3028     {
3029         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
3030         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
3031         vlc_object_release( p_vout );
3032     }
3033     var_DelCallback( p_ev->p_libvlc, "key-action", EventKey, p_ev );
3034
3035     vlc_mutex_destroy( &p_ev->lock );
3036
3037     return VLC_SUCCESS;
3038 }
3039
3040 void matroska_segment_c::UnSelect( )
3041 {
3042     size_t i_track;
3043
3044     for( i_track = 0; i_track < tracks.size(); i_track++ )
3045     {
3046         if ( tracks[i_track]->p_es != NULL )
3047         {
3048 //            es_format_Clean( &tracks[i_track]->fmt );
3049             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
3050             tracks[i_track]->p_es = NULL;
3051         }
3052     }
3053     delete ep;
3054     ep = NULL;
3055 }
3056
3057 void virtual_segment_c::PrepareChapters( )
3058 {
3059     if ( linked_segments.size() == 0 )
3060         return;
3061
3062     // !!! should be called only once !!!
3063     matroska_segment_c *p_segment;
3064     size_t i, j;
3065
3066     // copy editions from the first segment
3067     p_segment = linked_segments[0];
3068     p_editions = &p_segment->stored_editions;
3069
3070     for ( i=1 ; i<linked_segments.size(); i++ )
3071     {
3072         p_segment = linked_segments[i];
3073         // FIXME assume we have the same editions in all segments
3074         for (j=0; j<p_segment->stored_editions.size(); j++)
3075         {
3076             if( j >= p_editions->size() ) /* Protect against broken files (?) */
3077                 break;
3078             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
3079         }
3080     }
3081 }
3082
3083 std::string chapter_edition_c::GetMainName() const
3084 {
3085     if ( sub_chapters.size() )
3086     {
3087         return sub_chapters[0]->GetCodecName( true );
3088     }
3089     return "";
3090 }
3091
3092 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
3093 {
3094     // add support for meta-elements from codec like DVD Titles
3095     if ( !b_display_seekpoint || psz_name == "" )
3096     {
3097         psz_name = GetCodecName();
3098         if ( psz_name != "" )
3099             b_display_seekpoint = true;
3100     }
3101
3102     if (b_display_seekpoint)
3103     {
3104         seekpoint_t *sk = vlc_seekpoint_New();
3105
3106         sk->i_level = i_level;
3107         sk->i_time_offset = i_start_time;
3108         sk->psz_name = strdup( psz_name.c_str() );
3109
3110         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
3111         title.i_seekpoint++;
3112         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
3113         title.seekpoint[title.i_seekpoint-1] = sk;
3114
3115         if ( b_user_display )
3116             i_user_chapters++;
3117     }
3118
3119     for ( size_t i=0; i<sub_chapters.size() ; i++)
3120     {
3121         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
3122     }
3123
3124     i_seekpoint_num = i_user_chapters;
3125
3126     return i_user_chapters;
3127 }
3128
3129 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
3130 {
3131     demux_sys_t & sys = *demux.p_sys;
3132     chapter_item_c *psz_curr_chapter;
3133     bool b_has_seeked = false;
3134
3135     /* update current chapter/seekpoint */
3136     if ( p_editions->size() )
3137     {
3138         /* 1st, we need to know in which chapter we are */
3139         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts, psz_current_chapter );
3140
3141         /* we have moved to a new chapter */
3142         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
3143         {
3144             if ( (*p_editions)[i_current_edition]->b_ordered )
3145             {
3146                 // Leave/Enter up to the link point
3147                 b_has_seeked = psz_curr_chapter->EnterAndLeave( psz_current_chapter );
3148                 if ( !b_has_seeked )
3149                 {
3150                     // only physically seek if necessary
3151                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
3152                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
3153                 }
3154             }
3155
3156             if ( !b_has_seeked )
3157             {
3158                 psz_current_chapter = psz_curr_chapter;
3159                 if ( psz_curr_chapter->i_seekpoint_num > 0 )
3160                 {
3161                     demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
3162                     demux.info.i_title = sys.i_current_title = i_sys_title;
3163                     demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
3164                 }
3165             }
3166
3167             return true;
3168         }
3169         else if (psz_curr_chapter == NULL)
3170         {
3171             // out of the scope of the data described by chapters, leave the edition
3172             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
3173             {
3174                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
3175                     psz_current_chapter = NULL;
3176                 else
3177                     return true;
3178             }
3179         }
3180     }
3181     return false;
3182 }
3183
3184 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
3185                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3186                                     const void *p_cookie,
3187                                     size_t i_cookie_size )
3188 {
3189     // FIXME don't assume it is the first edition
3190     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3191     if ( index != p_editions->end() )
3192     {
3193         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3194         if ( p_result != NULL )
3195             return p_result;
3196     }
3197     return NULL;
3198 }
3199
3200 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
3201 {
3202     // FIXME don't assume it is the first edition
3203     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3204     if ( index != p_editions->end() )
3205     {
3206         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
3207         if ( p_result != NULL )
3208             return p_result;
3209     }
3210     return NULL;
3211 }
3212
3213 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
3214                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3215                                     const void *p_cookie,
3216                                     size_t i_cookie_size )
3217 {
3218     // this chapter
3219     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3220     while ( index != codecs.end() )
3221     {
3222         if ( match( **index ,p_cookie, i_cookie_size ) )
3223             return this;
3224         index++;
3225     }
3226
3227     // sub-chapters
3228     chapter_item_c *p_result = NULL;
3229     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
3230     while ( index2 != sub_chapters.end() )
3231     {
3232         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3233         if ( p_result != NULL )
3234             return p_result;
3235         index2++;
3236     }
3237
3238     return p_result;
3239 }
3240
3241 void chapter_item_c::Append( const chapter_item_c & chapter )
3242 {
3243     // we are appending content for the same chapter UID
3244     size_t i;
3245     chapter_item_c *p_chapter;
3246
3247     for ( i=0; i<chapter.sub_chapters.size(); i++ )
3248     {
3249         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
3250         if ( p_chapter != NULL )
3251         {
3252             p_chapter->Append( *chapter.sub_chapters[i] );
3253         }
3254         else
3255         {
3256             sub_chapters.push_back( chapter.sub_chapters[i] );
3257         }
3258     }
3259
3260     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
3261     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
3262 }
3263
3264 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
3265 {
3266     size_t i;
3267     chapter_item_c *p_result = NULL;
3268
3269     if ( i_uid == i_find_uid )
3270         return this;
3271
3272     for ( i=0; i<sub_chapters.size(); i++)
3273     {
3274         p_result = sub_chapters[i]->FindChapter( i_find_uid );
3275         if ( p_result != NULL )
3276             break;
3277     }
3278     return p_result;
3279 }
3280
3281 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
3282 {
3283     std::string result;
3284
3285     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3286     while ( index != codecs.end() )
3287     {
3288         result = (*index)->GetCodecName( f_for_title );
3289         if ( result != "" )
3290             break;
3291         index++;
3292     }
3293
3294     return result;
3295 }
3296
3297 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
3298 {
3299     std::string result;
3300     if ( p_private_data->GetSize() >= 3)
3301     {
3302         const binary* p_data = p_private_data->GetBuffer();
3303 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
3304         {
3305             uint16_t i_title = (p_data[1] << 8) + p_data[2];
3306             char psz_str[11];
3307             sprintf( psz_str, " %d  ---", i_title );
3308             result = N_("---  DVD Title");
3309             result += psz_str;
3310         }
3311         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
3312         {
3313             char psz_str[11];
3314             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
3315             result = N_("---  DVD Menu");
3316             result += psz_str;
3317         }
3318         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
3319         {
3320             if ( p_data[1] == 0x00 )
3321                 result = N_("First Played");
3322             else if ( p_data[1] == 0xC0 )
3323                 result = N_("Video Manager");
3324             else if ( p_data[1] == 0x80 )
3325             {
3326                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
3327                 char psz_str[20];
3328                 sprintf( psz_str, " %d -----", i_title );
3329                 result = N_("----- Title");
3330                 result += psz_str;
3331             }
3332         }
3333     }
3334
3335     return result;
3336 }
3337
3338 int16 chapter_item_c::GetTitleNumber( ) const
3339 {
3340     int result = -1;
3341
3342     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3343     while ( index != codecs.end() )
3344     {
3345         result = (*index)->GetTitleNumber( );
3346         if ( result >= 0 )
3347             break;
3348         index++;
3349     }
3350
3351     return result;
3352 }
3353
3354 int16 dvd_chapter_codec_c::GetTitleNumber()
3355 {
3356     if ( p_private_data->GetSize() >= 3)
3357     {
3358         const binary* p_data = p_private_data->GetBuffer();
3359         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
3360         {
3361             return int16( (p_data[2] << 8) + p_data[3] );
3362         }
3363     }
3364     return -1;
3365 }
3366
3367 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
3368 {
3369     demux_sys_t        *p_sys = p_demux->p_sys;
3370     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3371     matroska_segment_c *p_segment = p_vsegment->Segment();
3372     mtime_t            i_time_offset = 0;
3373
3374     int         i_index;
3375
3376     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
3377     if( i_date < 0 && f_percent < 0 )
3378     {
3379         msg_Warn( p_demux, "cannot seek nowhere !" );
3380         return;
3381     }
3382     if( f_percent > 1.0 )
3383     {
3384         msg_Warn( p_demux, "cannot seek so far !" );
3385         return;
3386     }
3387
3388     /* seek without index or without date */
3389     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3390     {
3391         if (p_sys->f_duration >= 0)
3392         {
3393             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3394         }
3395         else
3396         {
3397             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3398
3399             msg_Dbg( p_demux, "inacurate way of seeking" );
3400             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3401             {
3402                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3403                 {
3404                     break;
3405                 }
3406             }
3407             if( i_index == p_segment->i_index )
3408             {
3409                 i_index--;
3410             }
3411
3412             i_date = p_segment->p_indexes[i_index].i_time;
3413
3414 #if 0
3415             if( p_segment->p_indexes[i_index].i_position < i_pos )
3416             {
3417                 EbmlElement *el;
3418
3419                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3420
3421                 /* search a cluster */
3422                 while( ( el = p_sys->ep->Get() ) != NULL )
3423                 {
3424                     if( MKV_IS_ID( el, KaxCluster ) )
3425                     {
3426                         KaxCluster *cluster = (KaxCluster*)el;
3427
3428                         /* add it to the index */
3429                         p_segment->IndexAppendCluster( cluster );
3430
3431                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3432                         {
3433                             p_sys->cluster = cluster;
3434                             p_sys->ep->Down();
3435                             break;
3436                         }
3437                     }
3438                 }
3439             }
3440 #endif
3441         }
3442     }
3443
3444     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3445 }
3446
3447 /*****************************************************************************
3448  * Demux: reads and demuxes data packets
3449  *****************************************************************************
3450  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3451  *****************************************************************************/
3452 static int Demux( demux_t *p_demux)
3453 {
3454     demux_sys_t        *p_sys = p_demux->p_sys;
3455
3456     vlc_mutex_lock( &p_sys->lock_demuxer );
3457
3458     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3459     matroska_segment_c *p_segment = p_vsegment->Segment();
3460     if ( p_segment == NULL ) return 0;
3461     int                i_block_count = 0;
3462     int                i_return = 0;
3463
3464     for( ;; )
3465     {
3466         if ( p_sys->demuxer.b_die )
3467             break;
3468
3469         if( p_sys->i_pts >= p_sys->i_start_pts  )
3470             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3471             {
3472                 i_return = 1;
3473                 break;
3474             }
3475
3476         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3477         {
3478             /* nothing left to read in this ordered edition */
3479             if ( !p_vsegment->SelectNext() )
3480                 break;
3481             p_segment->UnSelect( );
3482
3483             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3484
3485             /* switch to the next segment */
3486             p_segment = p_vsegment->Segment();
3487             if ( !p_segment->Select( 0 ) )
3488             {
3489                 msg_Err( p_demux, "Failed to select new segment" );
3490                 break;
3491             }
3492             continue;
3493         }
3494
3495         KaxBlock *block;
3496         int64_t i_block_duration = 0;
3497         int64_t i_block_ref1;
3498         int64_t i_block_ref2;
3499
3500 #if LIBMATROSKA_VERSION >= 0x000800
3501         KaxSimpleBlock *simpleblock;
3502
3503         if( p_segment->BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3504 #else
3505         if( p_segment->BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3506 #endif
3507         {
3508             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3509             {
3510                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3511                 // check if there are more chapters to read
3512                 if ( p_chap != NULL )
3513                 {
3514                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3515                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3516                         p_vsegment->SelectNext();
3517                     */
3518                     p_sys->i_pts = p_chap->i_user_end_time;
3519                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3520
3521                     i_return = 1;
3522                 }
3523
3524                 break;
3525             }
3526             else
3527             {
3528                 msg_Warn( p_demux, "cannot get block EOF?" );
3529                 p_segment->UnSelect( );
3530
3531                 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3532
3533                 /* switch to the next segment */
3534                 if ( !p_vsegment->SelectNext() )
3535                     // no more segments in this stream
3536                     break;
3537                 p_segment = p_vsegment->Segment();
3538                 if ( !p_segment->Select( 0 ) )
3539                 {
3540                     msg_Err( p_demux, "Failed to select new segment" );
3541                     break;
3542                 }
3543
3544                 continue;
3545             }
3546         }
3547
3548 #if LIBMATROSKA_VERSION >= 0x000800
3549         if ( simpleblock != NULL )
3550             p_sys->i_pts = (p_sys->i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
3551         else
3552 #endif
3553         p_sys->i_pts = (p_sys->i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
3554
3555         if( p_sys->i_pts >= p_sys->i_start_pts  )
3556         {
3557             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3558
3559             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3560             {
3561                 i_return = 1;
3562                 delete block;
3563                 break;
3564             }
3565         }
3566
3567         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3568         {
3569             /* nothing left to read in this ordered edition */
3570             if ( !p_vsegment->SelectNext() )
3571             {
3572                 delete block;
3573                 break;
3574             }
3575             p_segment->UnSelect( );
3576
3577             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3578
3579             /* switch to the next segment */
3580             p_segment = p_vsegment->Segment();
3581             if ( !p_segment->Select( 0 ) )
3582             {
3583                 msg_Err( p_demux, "Failed to select new segment" );
3584                 delete block;
3585                 break;
3586             }
3587             delete block;
3588             continue;
3589         }
3590
3591 #if LIBMATROSKA_VERSION >= 0x000800
3592         BlockDecode( p_demux, block, simpleblock, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3593 #else
3594         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3595 #endif
3596
3597         delete block;
3598         i_block_count++;
3599
3600         // TODO optimize when there is need to leave or when seeking has been called
3601         if( i_block_count > 5 )
3602         {
3603             i_return = 1;
3604             break;
3605         }
3606     }
3607
3608     vlc_mutex_unlock( &p_sys->lock_demuxer );
3609
3610     return i_return;
3611 }
3612
3613
3614
3615 /*****************************************************************************
3616  * Stream managment
3617  *****************************************************************************/
3618 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_, bool b_owner_ )
3619 {
3620     s = s_;
3621     b_owner = b_owner_;
3622     mb_eof = false;
3623 }
3624
3625 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3626 {
3627     if( i_size <= 0 || mb_eof )
3628     {
3629         return 0;
3630     }
3631
3632     return stream_Read( s, p_buffer, i_size );
3633 }
3634 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3635 {
3636     int64_t i_pos;
3637
3638     switch( mode )
3639     {
3640         case seek_beginning:
3641             i_pos = i_offset;
3642             break;
3643         case seek_end:
3644             i_pos = stream_Size( s ) - i_offset;
3645             break;
3646         default:
3647             i_pos= stream_Tell( s ) + i_offset;
3648             break;
3649     }
3650
3651     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3652     {
3653         mb_eof = true;
3654         return;
3655     }
3656
3657     mb_eof = false;
3658     if( stream_Seek( s, i_pos ) )
3659     {
3660         mb_eof = true;
3661     }
3662     return;
3663 }
3664 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3665 {
3666     return 0;
3667 }
3668 uint64 vlc_stream_io_callback::getFilePointer( void )
3669 {
3670     if ( s == NULL )
3671         return 0;
3672     return stream_Tell( s );
3673 }
3674 void vlc_stream_io_callback::close( void )
3675 {
3676     return;
3677 }
3678
3679
3680 /*****************************************************************************
3681  * Ebml Stream parser
3682  *****************************************************************************/
3683 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3684 {
3685     int i;
3686
3687     m_es = es;
3688     m_got = NULL;
3689     m_el[0] = el_start;
3690     mi_remain_size[0] = el_start->GetSize();
3691
3692     for( i = 1; i < 6; i++ )
3693     {
3694         m_el[i] = NULL;
3695     }
3696     mi_level = 1;
3697     mi_user_level = 1;
3698     mb_keep = false;
3699     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3700 }
3701
3702 EbmlParser::~EbmlParser( void )
3703 {
3704     int i;
3705
3706     for( i = 1; i < mi_level; i++ )
3707     {
3708         if( !mb_keep )
3709         {
3710             delete m_el[i];
3711         }
3712         mb_keep = false;
3713     }
3714 }
3715
3716 EbmlElement* EbmlParser::UnGet( uint64 i_block_pos, uint64 i_cluster_pos )
3717 {
3718     if ( mi_user_level > mi_level )
3719     {
3720         while ( mi_user_level != mi_level )
3721         {
3722             delete m_el[mi_user_level];
3723             m_el[mi_user_level] = NULL;
3724             mi_user_level--;
3725         }
3726     }
3727     m_got = NULL;
3728     mb_keep = false;
3729     if ( m_el[1]->GetElementPosition() == i_cluster_pos )
3730     {
3731         m_es->I_O().setFilePointer( i_block_pos, seek_beginning );
3732         return (EbmlMaster*) m_el[1];
3733     }
3734     else
3735     {
3736         // seek to the previous Cluster
3737         m_es->I_O().setFilePointer( i_cluster_pos, seek_beginning );
3738         mi_level--;
3739         mi_user_level--;
3740         delete m_el[mi_level];
3741         m_el[mi_level] = NULL;
3742         return NULL;
3743     }
3744 }
3745
3746 void EbmlParser::Up( void )
3747 {
3748     if( mi_user_level == mi_level )
3749     {
3750         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3751     }
3752
3753     mi_user_level--;
3754 }
3755
3756 void EbmlParser::Down( void )
3757 {
3758     mi_user_level++;
3759     mi_level++;
3760 }
3761
3762 void EbmlParser::Keep( void )
3763 {
3764     mb_keep = true;
3765 }
3766
3767 int EbmlParser::GetLevel( void )
3768 {
3769     return mi_user_level;
3770 }
3771
3772 void EbmlParser::Reset( demux_t *p_demux )
3773 {
3774     while ( mi_level > 0)
3775     {
3776         delete m_el[mi_level];
3777         m_el[mi_level] = NULL;
3778         mi_level--;
3779     }
3780     mi_user_level = mi_level = 1;
3781 #if LIBEBML_VERSION >= 0x000704
3782     // a little faster and cleaner
3783     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3784 #else
3785     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3786 #endif
3787     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3788 }
3789
3790 EbmlElement *EbmlParser::Get( void )
3791 {
3792     int i_ulev = 0;
3793
3794     if( mi_user_level != mi_level )
3795     {
3796         return NULL;
3797     }
3798     if( m_got )
3799     {
3800         EbmlElement *ret = m_got;
3801         m_got = NULL;
3802
3803         return ret;
3804     }
3805
3806     if( m_el[mi_level] )
3807     {
3808         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3809         if( !mb_keep )
3810         {
3811             delete m_el[mi_level];
3812         }
3813         mb_keep = false;
3814     }
3815
3816     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3817 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3818     if( i_ulev > 0 )
3819     {
3820         while( i_ulev > 0 )
3821         {
3822             if( mi_level == 1 )
3823             {
3824                 mi_level = 0;
3825                 return NULL;
3826             }
3827
3828             delete m_el[mi_level - 1];
3829             m_got = m_el[mi_level -1] = m_el[mi_level];
3830             m_el[mi_level] = NULL;
3831
3832             mi_level--;
3833             i_ulev--;
3834         }
3835         return NULL;
3836     }
3837     else if( m_el[mi_level] == NULL )
3838     {
3839         fprintf( stderr," m_el[mi_level] == NULL\n" );
3840     }
3841
3842     return m_el[mi_level];
3843 }
3844
3845
3846 /*****************************************************************************
3847  * Tools
3848  *  * LoadCues : load the cues element and update index
3849  *
3850  *  * LoadTags : load ... the tags element
3851  *
3852  *  * InformationCreate : create all information, load tags if present
3853  *
3854  *****************************************************************************/
3855 void matroska_segment_c::LoadCues( )
3856 {
3857     int64_t     i_sav_position = es.I_O().getFilePointer();
3858     EbmlParser  *ep;
3859     EbmlElement *el, *cues;
3860
3861     /* *** Load the cue if found *** */
3862     if( i_cues_position < 0 )
3863     {
3864         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3865
3866 //        IndexAppendCluster( cluster );
3867     }
3868
3869     bool b_seekable;
3870
3871     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3872     if( !b_seekable )
3873         return;
3874
3875     msg_Dbg( &sys.demuxer, "loading cues" );
3876     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3877     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3878
3879     if( cues == NULL )
3880     {
3881         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3882         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3883         return;
3884     }
3885
3886     ep = new EbmlParser( &es, cues, &sys.demuxer );
3887     while( ( el = ep->Get() ) != NULL )
3888     {
3889         if( MKV_IS_ID( el, KaxCuePoint ) )
3890         {
3891 #define idx p_indexes[i_index]
3892
3893             idx.i_track       = -1;
3894             idx.i_block_number= -1;
3895             idx.i_position    = -1;
3896             idx.i_time        = 0;
3897             idx.b_key         = true;
3898
3899             ep->Down();
3900             while( ( el = ep->Get() ) != NULL )
3901             {
3902                 if( MKV_IS_ID( el, KaxCueTime ) )
3903                 {
3904                     KaxCueTime &ctime = *(KaxCueTime*)el;
3905
3906                     ctime.ReadData( es.I_O() );
3907
3908                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3909                 }
3910                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3911                 {
3912                     ep->Down();
3913                     while( ( el = ep->Get() ) != NULL )
3914                     {
3915                         if( MKV_IS_ID( el, KaxCueTrack ) )
3916                         {
3917                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3918
3919                             ctrack.ReadData( es.I_O() );
3920                             idx.i_track = uint16( ctrack );
3921                         }
3922                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3923                         {
3924                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3925
3926                             ccpos.ReadData( es.I_O() );
3927                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3928                         }
3929                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3930                         {
3931                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3932
3933                             cbnum.ReadData( es.I_O() );
3934                             idx.i_block_number = uint32( cbnum );
3935                         }
3936                         else
3937                         {
3938                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3939                         }
3940                     }
3941                     ep->Up();
3942                 }
3943                 else
3944                 {
3945                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3946                 }
3947             }
3948             ep->Up();
3949
3950 #if 0
3951             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3952                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3953                      idx.i_track, idx.i_block_number );
3954 #endif
3955
3956             i_index++;
3957             if( i_index >= i_index_max )
3958             {
3959                 i_index_max += 1024;
3960                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3961             }
3962 #undef idx
3963         }
3964         else
3965         {
3966             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3967         }
3968     }
3969     delete ep;
3970     delete cues;
3971
3972     b_cues = true;
3973
3974     msg_Dbg( &sys.demuxer, "loading cues done." );
3975     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3976 }
3977
3978 void matroska_segment_c::LoadTags( )
3979 {
3980     int64_t     i_sav_position = es.I_O().getFilePointer();
3981     EbmlParser  *ep;
3982     EbmlElement *el, *tags;
3983
3984     msg_Dbg( &sys.demuxer, "loading tags" );
3985     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3986     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3987
3988     if( tags == NULL )
3989     {
3990         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3991         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3992         return;
3993     }
3994
3995     msg_Dbg( &sys.demuxer, "Tags" );
3996     ep = new EbmlParser( &es, tags, &sys.demuxer );
3997     while( ( el = ep->Get() ) != NULL )
3998     {
3999         if( MKV_IS_ID( el, KaxTag ) )
4000         {
4001             msg_Dbg( &sys.demuxer, "+ Tag" );
4002             ep->Down();
4003             while( ( el = ep->Get() ) != NULL )
4004             {
4005                 if( MKV_IS_ID( el, KaxTagTargets ) )
4006                 {
4007                     msg_Dbg( &sys.demuxer, "|   + Targets" );
4008                     ep->Down();
4009                     while( ( el = ep->Get() ) != NULL )
4010                     {
4011                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4012                     }
4013                     ep->Up();
4014                 }
4015                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
4016                 {
4017                     msg_Dbg( &sys.demuxer, "|   + General" );
4018                     ep->Down();
4019                     while( ( el = ep->Get() ) != NULL )
4020                     {
4021                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4022                     }
4023                     ep->Up();
4024                 }
4025                 else if( MKV_IS_ID( el, KaxTagGenres ) )
4026                 {
4027                     msg_Dbg( &sys.demuxer, "|   + Genres" );
4028                     ep->Down();
4029                     while( ( el = ep->Get() ) != NULL )
4030                     {
4031                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4032                     }
4033                     ep->Up();
4034                 }
4035                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
4036                 {
4037                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
4038                     ep->Down();
4039                     while( ( el = ep->Get() ) != NULL )
4040                     {
4041                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4042                     }
4043                     ep->Up();
4044                 }
4045                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
4046                 {
4047                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
4048                     ep->Down();
4049                     while( ( el = ep->Get() ) != NULL )
4050                     {
4051                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4052                     }
4053                     ep->Up();
4054                 }
4055                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
4056                 {
4057                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
4058                 }
4059                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
4060                 {
4061                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
4062                 }
4063                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
4064                 {
4065                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
4066                 }
4067                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
4068                 {
4069                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
4070                 }
4071                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
4072                 {
4073                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
4074                 }
4075                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
4076                 {
4077                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
4078                 }
4079                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
4080                 {
4081                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
4082                 }
4083                 else
4084                 {
4085                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
4086                 }
4087             }
4088             ep->Up();
4089         }
4090         else
4091         {
4092             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
4093         }
4094     }
4095     delete ep;
4096     delete tags;
4097
4098     msg_Dbg( &sys.demuxer, "loading tags done." );
4099     es.I_O().setFilePointer( i_sav_position, seek_beginning );
4100 }
4101
4102 /*****************************************************************************
4103  * ParseSeekHead:
4104  *****************************************************************************/
4105 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
4106 {
4107     EbmlElement *el;
4108     size_t i, j;
4109     int i_upper_level = 0;
4110
4111     msg_Dbg( &sys.demuxer, "|   + Seek head" );
4112
4113     /* Master elements */
4114     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
4115
4116     for( i = 0; i < seekhead->ListSize(); i++ )
4117     {
4118         EbmlElement *l = (*seekhead)[i];
4119
4120         if( MKV_IS_ID( l, KaxSeek ) )
4121         {
4122             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
4123             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
4124             int64_t i_pos = -1;
4125
4126             for( j = 0; j < sk->ListSize(); j++ )
4127             {
4128                 EbmlElement *l = (*sk)[j];
4129
4130                 if( MKV_IS_ID( l, KaxSeekID ) )
4131                 {
4132                     KaxSeekID &sid = *(KaxSeekID*)l;
4133                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
4134                 }
4135                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
4136                 {
4137                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
4138                     i_pos = uint64( spos );
4139                 }
4140                 else
4141                 {
4142                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4143                 }
4144             }
4145
4146             if( i_pos >= 0 )
4147             {
4148                 if( id == KaxCues::ClassInfos.GlobalId )
4149                 {
4150                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
4151                     i_cues_position = segment->GetGlobalPosition( i_pos );
4152                 }
4153                 else if( id == KaxChapters::ClassInfos.GlobalId )
4154                 {
4155                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
4156                     i_chapters_position = segment->GetGlobalPosition( i_pos );
4157                 }
4158                 else if( id == KaxTags::ClassInfos.GlobalId )
4159                 {
4160                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
4161                     i_tags_position = segment->GetGlobalPosition( i_pos );
4162                 }
4163             }
4164         }
4165         else
4166         {
4167             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4168         }
4169     }
4170 }
4171
4172 /*****************************************************************************
4173  * ParseTrackEntry:
4174  *****************************************************************************/
4175 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
4176 {
4177     size_t i, j, k, n;
4178     bool bSupported = true;
4179
4180     mkv_track_t *tk;
4181
4182     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
4183
4184     tk = new mkv_track_t();
4185
4186     /* Init the track */
4187     memset( tk, 0, sizeof( mkv_track_t ) );
4188
4189     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
4190     tk->fmt.psz_language = strdup("English");
4191     tk->fmt.psz_description = NULL;
4192
4193     tk->b_default = true;
4194     tk->b_enabled = true;
4195     tk->b_silent = false;
4196     tk->i_number = tracks.size() - 1;
4197     tk->i_extra_data = 0;
4198     tk->p_extra_data = NULL;
4199     tk->psz_codec = NULL;
4200     tk->i_default_duration = 0;
4201     tk->f_timecodescale = 1.0;
4202
4203     tk->b_inited = false;
4204     tk->i_data_init = 0;
4205     tk->p_data_init = NULL;
4206
4207     tk->psz_codec_name = NULL;
4208     tk->psz_codec_settings = NULL;
4209     tk->psz_codec_info_url = NULL;
4210     tk->psz_codec_download_url = NULL;
4211
4212     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
4213     tk->p_compression_data = NULL;
4214
4215     for( i = 0; i < m->ListSize(); i++ )
4216     {
4217         EbmlElement *l = (*m)[i];
4218
4219         if( MKV_IS_ID( l, KaxTrackNumber ) )
4220         {
4221             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
4222
4223             tk->i_number = uint32( tnum );
4224             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
4225         }
4226         else  if( MKV_IS_ID( l, KaxTrackUID ) )
4227         {
4228             KaxTrackUID &tuid = *(KaxTrackUID*)l;
4229
4230             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
4231         }
4232         else  if( MKV_IS_ID( l, KaxTrackType ) )
4233         {
4234             const char *psz_type;
4235             KaxTrackType &ttype = *(KaxTrackType*)l;
4236
4237             switch( uint8(ttype) )
4238             {
4239                 case track_audio:
4240                     psz_type = "audio";
4241                     tk->fmt.i_cat = AUDIO_ES;
4242                     break;
4243                 case track_video:
4244                     psz_type = "video";
4245                     tk->fmt.i_cat = VIDEO_ES;
4246                     break;
4247                 case track_subtitle:
4248                     psz_type = "subtitle";
4249                     tk->fmt.i_cat = SPU_ES;
4250                     break;
4251                 case track_buttons:
4252                     psz_type = "buttons";
4253                     tk->fmt.i_cat = SPU_ES;
4254                     break;
4255                 default:
4256                     psz_type = "unknown";
4257                     tk->fmt.i_cat = UNKNOWN_ES;
4258                     break;
4259             }
4260
4261             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
4262         }
4263 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
4264 //        {
4265 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
4266
4267 //            tk->b_enabled = uint32( fenb );
4268 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
4269 //                     uint32( fenb )  );
4270 //        }
4271         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
4272         {
4273             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
4274
4275             tk->b_default = uint32( fdef );
4276             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
4277         }
4278         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
4279         {
4280             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
4281
4282             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
4283         }
4284         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
4285         {
4286             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
4287
4288             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
4289         }
4290         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
4291         {
4292             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
4293
4294             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
4295         }
4296         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
4297         {
4298             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
4299
4300             tk->i_default_duration = uint64(defd);
4301             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
4302         }
4303         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
4304         {
4305             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
4306
4307             tk->f_timecodescale = float( ttcs );
4308             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
4309         }
4310         else if( MKV_IS_ID( l, KaxTrackName ) )
4311         {
4312             KaxTrackName &tname = *(KaxTrackName*)l;
4313
4314             tk->fmt.psz_description = ToUTF8( UTFstring( tname ) );
4315             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
4316         }
4317         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
4318         {
4319             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
4320
4321             if ( tk->fmt.psz_language != NULL )
4322                 free( tk->fmt.psz_language );
4323             tk->fmt.psz_language = strdup( string( lang ).c_str() );
4324             msg_Dbg( &sys.demuxer,
4325                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
4326         }
4327         else  if( MKV_IS_ID( l, KaxCodecID ) )
4328         {
4329             KaxCodecID &codecid = *(KaxCodecID*)l;
4330
4331             tk->psz_codec = strdup( string( codecid ).c_str() );
4332             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
4333         }
4334         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
4335         {
4336             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
4337
4338             tk->i_extra_data = cpriv.GetSize();
4339             if( tk->i_extra_data > 0 )
4340             {
4341                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
4342                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
4343             }
4344             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
4345         }
4346         else if( MKV_IS_ID( l, KaxCodecName ) )
4347         {
4348             KaxCodecName &cname = *(KaxCodecName*)l;
4349
4350             tk->psz_codec_name = ToUTF8( UTFstring( cname ) );
4351             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
4352         }
4353         else if( MKV_IS_ID( l, KaxContentEncodings ) )
4354         {
4355             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
4356             MkvTree( sys.demuxer, 3, "Content Encodings" );
4357             if ( cencs->ListSize() > 1 )
4358             {
4359                 msg_Err( &sys.demuxer, "Multiple Compression method not supported" );
4360                 bSupported = false;
4361             }
4362             for( j = 0; j < cencs->ListSize(); j++ )
4363             {
4364                 EbmlElement *l2 = (*cencs)[j];
4365                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
4366                 {
4367                     MkvTree( sys.demuxer, 4, "Content Encoding" );
4368                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
4369                     for( k = 0; k < cenc->ListSize(); k++ )
4370                     {
4371                         EbmlElement *l3 = (*cenc)[k];
4372                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
4373                         {
4374                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
4375                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
4376                         }
4377                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
4378                         {
4379                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
4380                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
4381                         }
4382                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
4383                         {
4384                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
4385                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
4386                         }
4387                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
4388                         {
4389                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
4390                             MkvTree( sys.demuxer, 5, "Content Compression" );
4391                             for( n = 0; n < compr->ListSize(); n++ )
4392                             {
4393                                 EbmlElement *l4 = (*compr)[n];
4394                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
4395                                 {
4396                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
4397                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
4398                                     tk->i_compression_type = uint32( compalg );
4399                                     if ( ( tk->i_compression_type != MATROSKA_COMPRESSION_ZLIB ) &&
4400                                          ( tk->i_compression_type != MATROSKA_COMPRESSION_HEADER ) )
4401                                     {
4402                                         msg_Err( &sys.demuxer, "Track Compression method %d not supported", tk->i_compression_type );
4403                                         bSupported = false;
4404                                     }
4405                                 }
4406                                 else if( MKV_IS_ID( l4, KaxContentCompSettings ) )
4407                                 {
4408                                     tk->p_compression_data = new KaxContentCompSettings( *(KaxContentCompSettings*)l4 );
4409                                 }
4410                                 else
4411                                 {
4412                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
4413                                 }
4414                             }
4415                         }
4416                         else
4417                         {
4418                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
4419                         }
4420                     }
4421                 }
4422                 else
4423                 {
4424                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
4425                 }
4426             }
4427         }
4428 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
4429 //        {
4430 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
4431
4432 //            tk->psz_codec_settings = ToUTF8( UTFstring( cset ) );
4433 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
4434 //        }
4435 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4436 //        {
4437 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4438
4439 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4440 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
4441 //        }
4442 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4443 //        {
4444 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4445
4446 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4447 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
4448 //        }
4449 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4450 //        {
4451 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4452
4453 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4454 //        }
4455 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4456 //        {
4457 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4458
4459 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4460 //        }
4461         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
4462         {
4463             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4464             unsigned int j;
4465             unsigned int i_crop_right = 0, i_crop_left = 0, i_crop_top = 0, i_crop_bottom = 0;
4466             unsigned int i_display_unit = 0, i_display_width = 0, i_display_height = 0;
4467
4468             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
4469             tk->f_fps = 0.0;
4470
4471             tk->fmt.video.i_frame_rate_base = (unsigned int)(tk->i_default_duration / 1000);
4472             tk->fmt.video.i_frame_rate = 1000000;
4473
4474             for( j = 0; j < tkv->ListSize(); j++ )
4475             {
4476                 EbmlElement *l = (*tkv)[j];
4477 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4478 //                {
4479 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4480
4481 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4482 //                }
4483 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4484 //                {
4485 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4486
4487 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4488 //                }
4489 //                else
4490                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4491                 {
4492                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4493
4494                     tk->fmt.video.i_width += uint16( vwidth );
4495                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4496                 }
4497                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4498                 {
4499                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4500
4501                     tk->fmt.video.i_height += uint16( vheight );
4502                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4503                 }
4504                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4505                 {
4506                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4507
4508                     i_display_width = uint16( vwidth );
4509                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4510                 }
4511                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4512                 {
4513                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4514
4515                     i_display_height = uint16( vheight );
4516                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4517                 }
4518                 else if( MKV_IS_ID( l, KaxVideoPixelCropBottom ) )
4519                 {
4520                     KaxVideoPixelCropBottom &cropval = *(KaxVideoPixelCropBottom*)l;
4521
4522                     i_crop_bottom = uint16( cropval );
4523                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel bottom=%d", uint16( cropval ) );
4524                 }
4525                 else if( MKV_IS_ID( l, KaxVideoPixelCropTop ) )
4526                 {
4527                     KaxVideoPixelCropTop &cropval = *(KaxVideoPixelCropTop*)l;
4528
4529                     i_crop_top = uint16( cropval );
4530                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel top=%d", uint16( cropval ) );
4531                 }
4532                 else if( MKV_IS_ID( l, KaxVideoPixelCropRight ) )
4533                 {
4534                     KaxVideoPixelCropRight &cropval = *(KaxVideoPixelCropRight*)l;
4535
4536                     i_crop_right = uint16( cropval );
4537                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel right=%d", uint16( cropval ) );
4538                 }
4539                 else if( MKV_IS_ID( l, KaxVideoPixelCropLeft ) )
4540                 {
4541                     KaxVideoPixelCropLeft &cropval = *(KaxVideoPixelCropLeft*)l;
4542
4543                     i_crop_left = uint16( cropval );
4544                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel left=%d", uint16( cropval ) );
4545                 }
4546                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4547                 {
4548                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4549
4550                     tk->f_fps = float( vfps );
4551                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4552                 }
4553                 else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4554                 {
4555                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4556
4557                     i_display_unit = uint8( vdmode );
4558                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4559                              uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4560                 }
4561 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4562 //                {
4563 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4564
4565 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4566 //                }
4567 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4568 //                {
4569 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4570
4571 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + gamma=%f", float( gamma ) );
4572 //                }
4573                 else
4574                 {
4575                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4576                 }
4577             }
4578             if( i_display_height && i_display_width )
4579                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * i_display_width / i_display_height;
4580             if( i_crop_left || i_crop_right || i_crop_top || i_crop_bottom )
4581             {
4582                 tk->fmt.video.i_visible_width = tk->fmt.video.i_width;
4583                 tk->fmt.video.i_visible_height = tk->fmt.video.i_height;
4584                 tk->fmt.video.i_x_offset = i_crop_left;
4585                 tk->fmt.video.i_y_offset = i_crop_top;
4586                 tk->fmt.video.i_visible_width -= i_crop_left + i_crop_right;
4587                 tk->fmt.video.i_visible_height -= i_crop_top + i_crop_bottom;
4588             }
4589             /* FIXME: i_display_* allows you to not only set DAR, but also a zoom factor.
4590                we do not support this atm */
4591         }
4592         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4593         {
4594             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4595             unsigned int j;
4596
4597             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4598
4599             for( j = 0; j < tka->ListSize(); j++ )
4600             {
4601                 EbmlElement *l = (*tka)[j];
4602
4603                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4604                 {
4605                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4606
4607                     tk->i_original_rate = tk->fmt.audio.i_rate = (int)float( afreq );
4608                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4609                 }
4610                 else if( MKV_IS_ID( l, KaxAudioOutputSamplingFreq ) )
4611                 {
4612                     KaxAudioOutputSamplingFreq &afreq = *(KaxAudioOutputSamplingFreq*)l;
4613
4614                     tk->fmt.audio.i_rate = (int)float( afreq );
4615                     msg_Dbg( &sys.demuxer, "|   |   |   |   + aoutfreq=%d", tk->fmt.audio.i_rate );
4616                 }
4617                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4618                 {
4619                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4620
4621                     tk->fmt.audio.i_channels = uint8( achan );
4622                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4623                 }
4624                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4625                 {
4626                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4627
4628                     tk->fmt.audio.i_bitspersample = uint8( abits );
4629                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4630                 }
4631                 else
4632                 {
4633                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4634                 }
4635             }
4636         }
4637         else
4638         {
4639             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4640                      typeid(*l).name() );
4641         }
4642     }
4643
4644     if ( bSupported )
4645     {
4646         tracks.push_back( tk );
4647     }
4648     else
4649     {
4650         msg_Err( &sys.demuxer, "Track Entry %d not supported", tk->i_number );
4651         delete tk;
4652     }
4653 }
4654
4655 /*****************************************************************************
4656  * ParseTracks:
4657  *****************************************************************************/
4658 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4659 {
4660     EbmlElement *el;
4661     unsigned int i;
4662     int i_upper_level = 0;
4663
4664     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4665
4666     /* Master elements */
4667     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4668
4669     for( i = 0; i < tracks->ListSize(); i++ )
4670     {
4671         EbmlElement *l = (*tracks)[i];
4672
4673         if( MKV_IS_ID( l, KaxTrackEntry ) )
4674         {
4675             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4676         }
4677         else
4678         {
4679             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4680         }
4681     }
4682 }
4683
4684 /*****************************************************************************
4685  * ParseInfo:
4686  *****************************************************************************/
4687 void matroska_segment_c::ParseInfo( KaxInfo *info )
4688 {
4689     EbmlElement *el;
4690     EbmlMaster  *m;
4691     size_t i, j;
4692     int i_upper_level = 0;
4693
4694     msg_Dbg( &sys.demuxer, "|   + Information" );
4695
4696     /* Master elements */
4697     m = static_cast<EbmlMaster *>(info);
4698     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4699
4700     for( i = 0; i < m->ListSize(); i++ )
4701     {
4702         EbmlElement *l = (*m)[i];
4703
4704         if( MKV_IS_ID( l, KaxSegmentUID ) )
4705         {
4706             if ( p_segment_uid == NULL )
4707                 p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4708
4709             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4710         }
4711         else if( MKV_IS_ID( l, KaxPrevUID ) )
4712         {
4713             if ( p_prev_segment_uid == NULL )
4714                 p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4715
4716             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4717         }
4718         else if( MKV_IS_ID( l, KaxNextUID ) )
4719         {
4720             if ( p_next_segment_uid == NULL )
4721                 p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4722
4723             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4724         }
4725         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4726         {
4727             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4728
4729             i_timescale = uint64(tcs);
4730
4731             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4732                      i_timescale );
4733         }
4734         else if( MKV_IS_ID( l, KaxDuration ) )
4735         {
4736             KaxDuration &dur = *(KaxDuration*)l;
4737
4738             i_duration = mtime_t( double( dur ) );
4739
4740             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4741                      i_duration );
4742         }
4743         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4744         {
4745             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4746
4747             psz_muxing_application = ToUTF8( UTFstring( mapp ) );
4748
4749             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4750                      psz_muxing_application );
4751         }
4752         else if( MKV_IS_ID( l, KaxWritingApp ) )
4753         {
4754             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4755
4756             psz_writing_application = ToUTF8( UTFstring( wapp ) );
4757
4758             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4759                      psz_writing_application );
4760         }
4761         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4762         {
4763             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4764
4765             psz_segment_filename = ToUTF8( UTFstring( sfn ) );
4766
4767             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4768                      psz_segment_filename );
4769         }
4770         else if( MKV_IS_ID( l, KaxTitle ) )
4771         {
4772             KaxTitle &title = *(KaxTitle*)l;
4773
4774             psz_title = ToUTF8( UTFstring( title ) );
4775
4776             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4777         }
4778         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4779         {
4780             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4781
4782             families.push_back( new KaxSegmentFamily(*uid) );
4783
4784             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4785         }
4786 #if defined( HAVE_GMTIME_R ) && !defined( __APPLE__ )
4787         else if( MKV_IS_ID( l, KaxDateUTC ) )
4788         {
4789             KaxDateUTC &date = *(KaxDateUTC*)l;
4790             time_t i_date;
4791             struct tm tmres;
4792             char   buffer[256];
4793
4794             i_date = date.GetEpochDate();
4795             memset( buffer, 0, 256 );
4796             if( gmtime_r( &i_date, &tmres ) &&
4797                 asctime_r( &tmres, buffer ) )
4798             {
4799                 buffer[strlen( buffer)-1]= '\0';
4800                 psz_date_utc = strdup( buffer );
4801                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4802             }
4803         }
4804 #endif
4805 #if LIBMATROSKA_VERSION >= 0x000704
4806         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4807         {
4808             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4809             chapter_translation_c *p_translate = new chapter_translation_c();
4810
4811             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4812             for( j = 0; j < p_trans->ListSize(); j++ )
4813             {
4814                 EbmlElement *l = (*p_trans)[j];
4815
4816                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4817                 {
4818                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4819                 }
4820                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4821                 {
4822                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4823                 }
4824                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4825                 {
4826                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4827                 }
4828             }
4829
4830             translations.push_back( p_translate );
4831         }
4832 #endif
4833         else
4834         {
4835             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4836         }
4837     }
4838
4839     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4840     i_duration = mtime_t(f_dur);
4841 }
4842
4843
4844 /*****************************************************************************
4845  * ParseChapterAtom
4846  *****************************************************************************/
4847 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4848 {
4849     size_t i, j;
4850
4851     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4852     for( i = 0; i < ca->ListSize(); i++ )
4853     {
4854         EbmlElement *l = (*ca)[i];
4855
4856         if( MKV_IS_ID( l, KaxChapterUID ) )
4857         {
4858             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4859             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4860         }
4861         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4862         {
4863             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4864             chapters.b_display_seekpoint = uint8( flag ) == 0;
4865
4866             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4867         }
4868         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4869         {
4870             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4871             chapters.i_start_time = uint64( start ) / I64C(1000);
4872
4873             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4874         }
4875         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4876         {
4877             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4878             chapters.i_end_time = uint64( end ) / I64C(1000);
4879
4880             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4881         }
4882         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4883         {
4884             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4885
4886             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4887             for( j = 0; j < cd->ListSize(); j++ )
4888             {
4889                 EbmlElement *l= (*cd)[j];
4890
4891                 if( MKV_IS_ID( l, KaxChapterString ) )
4892                 {
4893                     int k;
4894
4895                     KaxChapterString &name =*(KaxChapterString*)l;
4896                     for (k = 0; k < i_level; k++)
4897                         chapters.psz_name += '+';
4898                     chapters.psz_name += ' ';
4899                     char *psz_tmp_utf8 = ToUTF8( UTFstring( name ) );
4900                     chapters.psz_name += psz_tmp_utf8;
4901                     chapters.b_user_display = true;
4902
4903                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", psz_tmp_utf8 );
4904                     free( psz_tmp_utf8 );
4905                 }
4906                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4907                 {
4908                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4909                     const char *psz = string( lang ).c_str();
4910
4911                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4912                 }
4913                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4914                 {
4915                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4916                     const char *psz = string( ct ).c_str();
4917
4918                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4919                 }
4920             }
4921         }
4922         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4923         {
4924             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4925
4926             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4927             chapter_codec_cmds_c *p_ccodec = NULL;
4928
4929             for( j = 0; j < cp->ListSize(); j++ )
4930             {
4931                 EbmlElement *k= (*cp)[j];
4932
4933                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4934                 {
4935                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4936                     if ( uint32(*p_codec_id) == 0 )
4937                         p_ccodec = new matroska_script_codec_c( sys );
4938                     else if ( uint32(*p_codec_id) == 1 )
4939                         p_ccodec = new dvd_chapter_codec_c( sys );
4940                     break;
4941                 }
4942             }
4943
4944             if ( p_ccodec != NULL )
4945             {
4946                 for( j = 0; j < cp->ListSize(); j++ )
4947                 {
4948                     EbmlElement *k= (*cp)[j];
4949
4950                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4951                     {
4952                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4953                         p_ccodec->SetPrivate( *p_private );
4954                     }
4955                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4956                     {
4957                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4958                     }
4959                 }
4960                 chapters.codecs.push_back( p_ccodec );
4961             }
4962         }
4963         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4964         {
4965             chapter_item_c *new_sub_chapter = new chapter_item_c();
4966             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4967             new_sub_chapter->psz_parent = &chapters;
4968             chapters.sub_chapters.push_back( new_sub_chapter );
4969         }
4970     }
4971 }
4972
4973 /*****************************************************************************
4974  * ParseAttachments:
4975  *****************************************************************************/
4976 void matroska_segment_c::ParseAttachments( KaxAttachments *attachments )
4977 {
4978     EbmlElement *el;
4979     int i_upper_level = 0;
4980
4981     attachments->Read( es, attachments->Generic().Context, i_upper_level, el, true );
4982
4983     KaxAttached *attachedFile = FindChild<KaxAttached>( *attachments );
4984
4985     while( attachedFile && ( attachedFile->GetSize() > 0 ) )
4986     {
4987         std::string psz_mime_type  = GetChild<KaxMimeType>( *attachedFile );
4988         KaxFileName  &file_name    = GetChild<KaxFileName>( *attachedFile );
4989         KaxFileData  &img_data     = GetChild<KaxFileData>( *attachedFile );
4990
4991         attachment_c *new_attachment = new attachment_c();
4992
4993         if( new_attachment )
4994         {
4995             new_attachment->psz_file_name  = ToUTF8( UTFstring( file_name ) );
4996             new_attachment->psz_mime_type  = psz_mime_type;
4997             new_attachment->i_size         = img_data.GetSize();
4998             new_attachment->p_data         = malloc( img_data.GetSize() );
4999
5000             if( new_attachment->p_data )
5001             {
5002                 memcpy( new_attachment->p_data, img_data.GetBuffer(), img_data.GetSize() );
5003                 sys.stored_attachments.push_back( new_attachment );
5004             }
5005             else
5006             {
5007                 delete new_attachment;
5008             }
5009         }
5010
5011         attachedFile = &GetNextChild<KaxAttached>( *attachments, *attachedFile );
5012     }
5013 }
5014
5015 /*****************************************************************************
5016  * ParseChapters:
5017  *****************************************************************************/
5018 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
5019 {
5020     EbmlElement *el;
5021     size_t i;
5022     int i_upper_level = 0;
5023     mtime_t i_dur;
5024
5025     /* Master elements */
5026     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
5027
5028     for( i = 0; i < chapters->ListSize(); i++ )
5029     {
5030         EbmlElement *l = (*chapters)[i];
5031
5032         if( MKV_IS_ID( l, KaxEditionEntry ) )
5033         {
5034             chapter_edition_c *p_edition = new chapter_edition_c();
5035
5036             EbmlMaster *E = static_cast<EbmlMaster *>(l );
5037             size_t j;
5038             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
5039             for( j = 0; j < E->ListSize(); j++ )
5040             {
5041                 EbmlElement *l = (*E)[j];
5042
5043                 if( MKV_IS_ID( l, KaxChapterAtom ) )
5044                 {
5045                     chapter_item_c *new_sub_chapter = new chapter_item_c();
5046                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
5047                     p_edition->sub_chapters.push_back( new_sub_chapter );
5048                 }
5049                 else if( MKV_IS_ID( l, KaxEditionUID ) )
5050                 {
5051                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
5052                 }
5053                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
5054                 {
5055                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
5056                 }
5057                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
5058                 {
5059                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
5060                         i_default_edition = stored_editions.size();
5061                 }
5062                 else
5063                 {
5064                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
5065                 }
5066             }
5067             stored_editions.push_back( p_edition );
5068         }
5069         else
5070         {
5071             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
5072         }
5073     }
5074
5075     for( i = 0; i < stored_editions.size(); i++ )
5076     {
5077         stored_editions[i]->RefreshChapters( );
5078     }
5079
5080     if ( stored_editions.size() != 0 && stored_editions[i_default_edition]->b_ordered )
5081     {
5082         /* update the duration of the segment according to the sum of all sub chapters */
5083         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
5084         if (i_dur > 0)
5085             i_duration = i_dur;
5086     }
5087 }
5088
5089 void matroska_segment_c::ParseCluster( )
5090 {
5091     EbmlElement *el;
5092     EbmlMaster  *m;
5093     unsigned int i;
5094     int i_upper_level = 0;
5095
5096     /* Master elements */
5097     m = static_cast<EbmlMaster *>( cluster );
5098     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
5099
5100     for( i = 0; i < m->ListSize(); i++ )
5101     {
5102         EbmlElement *l = (*m)[i];
5103
5104         if( MKV_IS_ID( l, KaxClusterTimecode ) )
5105         {
5106             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
5107
5108             cluster->InitTimecode( uint64( ctc ), i_timescale );
5109             break;
5110         }
5111     }
5112
5113     i_start_time = cluster->GlobalTimecode() / 1000;
5114 }
5115
5116 /*****************************************************************************
5117  * InformationCreate:
5118  *****************************************************************************/
5119 void matroska_segment_c::InformationCreate( )
5120 {
5121     sys.meta = vlc_meta_New();
5122
5123     if( psz_title )
5124     {
5125         vlc_meta_SetTitle( sys.meta, psz_title );
5126     }
5127     if( psz_date_utc )
5128     {
5129         vlc_meta_SetDate( sys.meta, psz_date_utc );
5130     }
5131 #if 0
5132     if( psz_segment_filename )
5133     {
5134         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5135     }
5136     if( psz_muxing_application )
5137     {
5138         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5139     }
5140     if( psz_writing_application )
5141     {
5142         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5143     }
5144
5145     for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
5146     {
5147 //        mkv_track_t *tk = tracks[i_track];
5148 //        vlc_meta_t *mtk = vlc_meta_New();
5149         fprintf( stderr, "***** WARNING: Unhandled child meta\n");
5150     }
5151 #endif
5152
5153     if( i_tags_position >= 0 )
5154     {
5155         bool b_seekable;
5156
5157         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
5158         if( b_seekable )
5159         {
5160             LoadTags( );
5161         }
5162     }
5163 }
5164
5165
5166 /*****************************************************************************
5167  * Divers
5168  *****************************************************************************/
5169
5170 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
5171 {
5172 #define idx p_indexes[i_index]
5173     idx.i_track       = -1;
5174     idx.i_block_number= -1;
5175     idx.i_position    = cluster->GetElementPosition();
5176     idx.i_time        = -1;
5177     idx.b_key         = true;
5178
5179     i_index++;
5180     if( i_index >= i_index_max )
5181     {
5182         i_index_max += 1024;
5183         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
5184     }
5185 #undef idx
5186 }
5187
5188 void chapter_edition_c::RefreshChapters( )
5189 {
5190     chapter_item_c::RefreshChapters( b_ordered, -1 );
5191     b_display_seekpoint = false;
5192 }
5193
5194 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
5195 {
5196     int64_t i_user_time = i_prev_user_time;
5197
5198     // first the sub-chapters, and then ourself
5199     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5200     while ( index != sub_chapters.end() )
5201     {
5202         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
5203         index++;
5204     }
5205
5206     if ( b_ordered )
5207     {
5208         // the ordered chapters always start at zero
5209         if ( i_prev_user_time == -1 )
5210         {
5211             if ( i_user_time == -1 )
5212                 i_user_time = 0;
5213             i_prev_user_time = 0;
5214         }
5215
5216         i_user_start_time = i_prev_user_time;
5217         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
5218         {
5219             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
5220         }
5221         else
5222         {
5223             i_user_end_time = i_user_time;
5224         }
5225     }
5226     else
5227     {
5228         if ( sub_chapters.begin() != sub_chapters.end() )
5229             std::sort( sub_chapters.begin(), sub_chapters.end(), chapter_item_c::CompareTimecode );
5230         i_user_start_time = i_start_time;
5231         if ( i_end_time != -1 )
5232             i_user_end_time = i_end_time;
5233         else if ( i_user_time != -1 )
5234             i_user_end_time = i_user_time;
5235         else
5236             i_user_end_time = i_user_start_time;
5237     }
5238
5239     return i_user_end_time;
5240 }
5241
5242 mtime_t chapter_edition_c::Duration() const
5243 {
5244     mtime_t i_result = 0;
5245
5246     if ( sub_chapters.size() )
5247     {
5248         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
5249         index--;
5250         i_result = (*index)->i_user_end_time;
5251     }
5252
5253     return i_result;
5254 }
5255
5256 chapter_item_c * chapter_edition_c::FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current )
5257 {
5258     if ( !b_ordered )
5259         p_current = NULL;
5260     bool b_found_current = false;
5261     return chapter_item_c::FindTimecode( i_timecode, p_current, b_found_current );
5262 }
5263
5264 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode, const chapter_item_c * p_current, bool & b_found )
5265 {
5266     chapter_item_c *psz_result = NULL;
5267
5268     if ( p_current == this )
5269         b_found = true;
5270
5271     if ( i_user_timecode >= i_user_start_time &&
5272         ( i_user_timecode < i_user_end_time ||
5273           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
5274     {
5275         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5276         while ( index != sub_chapters.end() && ((p_current == NULL && psz_result == NULL) || (p_current != NULL && (!b_found || psz_result == NULL))))
5277         {
5278             psz_result = (*index)->FindTimecode( i_user_timecode, p_current, b_found );
5279             index++;
5280         }
5281
5282         if ( psz_result == NULL )
5283             psz_result = this;
5284     }
5285
5286     return psz_result;
5287 }
5288
5289 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
5290 {
5291     if ( &item == this )
5292         return true;
5293
5294     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
5295     while ( index != sub_chapters.end() )
5296     {
5297         if ( (*index)->ParentOf( item ) )
5298             return true;
5299         index++;
5300     }
5301
5302     return false;
5303 }
5304
5305 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
5306 {
5307     for (size_t i=0; i<opened_segments.size(); i++)
5308     {
5309         opened_segments[i]->PreloadFamily( of_segment );
5310     }
5311 }
5312 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
5313 {
5314     if ( b_preloaded )
5315         return false;
5316
5317     for (size_t i=0; i<families.size(); i++)
5318     {
5319         for (size_t j=0; j<of_segment.families.size(); j++)
5320         {
5321             if ( *(families[i]) == *(of_segment.families[j]) )
5322                 return Preload( );
5323         }
5324     }
5325
5326     return false;
5327 }
5328
5329 // preload all the linked segments for all preloaded segments
5330 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
5331 {
5332     size_t i_preloaded, i, j;
5333     virtual_segment_c *p_seg;
5334
5335     p_current_segment = VirtualFromSegments( p_segment );
5336
5337     used_segments.push_back( p_current_segment );
5338
5339     // create all the other virtual segments of the family
5340     do {
5341         i_preloaded = 0;
5342         for ( i=0; i< opened_segments.size(); i++ )
5343         {
5344             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
5345             {
5346                 p_seg = VirtualFromSegments( opened_segments[i] );
5347                 used_segments.push_back( p_seg );
5348                 i_preloaded++;
5349             }
5350         }
5351     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
5352
5353     // publish all editions of all usable segment
5354     for ( i=0; i< used_segments.size(); i++ )
5355     {
5356         p_seg = used_segments[i];
5357         if ( p_seg->p_editions != NULL )
5358         {
5359             std::string sz_name;
5360             input_title_t *p_title = vlc_input_title_New();
5361             p_seg->i_sys_title = i;
5362             int i_chapters;
5363
5364             // TODO use a name for each edition, let the TITLE deal with a codec name
5365             for ( j=0; j<p_seg->p_editions->size(); j++ )
5366             {
5367                 if ( p_title->psz_name == NULL )
5368                 {
5369                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
5370                     if ( sz_name != "" )
5371                         p_title->psz_name = strdup( sz_name.c_str() );
5372                 }
5373
5374                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
5375
5376                 i_chapters = 0;
5377                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
5378             }
5379
5380             // create a name if there is none
5381             if ( p_title->psz_name == NULL )
5382             {
5383                 sz_name = N_("Segment");
5384                 char psz_str[6];
5385                 sprintf( psz_str, " %d", (int)i );
5386                 sz_name += psz_str;
5387                 p_title->psz_name = strdup( sz_name.c_str() );
5388             }
5389
5390             titles.push_back( p_title );
5391         }
5392     }
5393
5394     // TODO decide which segment should be first used (VMG for DVD)
5395 }
5396
5397 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
5398 {
5399     for ( size_t i=0; i< used_segments.size(); i++ )
5400     {
5401         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
5402             return true;
5403     }
5404     return false;
5405 }
5406
5407 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
5408 {
5409     size_t i_preloaded, i;
5410
5411     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
5412
5413     // fill our current virtual segment with all hard linked segments
5414     do {
5415         i_preloaded = 0;
5416         for ( i=0; i< opened_segments.size(); i++ )
5417         {
5418             i_preloaded += p_result->AddSegment( opened_segments[i] );
5419         }
5420     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
5421
5422     p_result->Sort( );
5423
5424     p_result->PreloadLinked( );
5425
5426     p_result->PrepareChapters( );
5427
5428     return p_result;
5429 }
5430
5431 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
5432 {
5433     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
5434     {
5435         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
5436             p_current_segment->Segment()->UnSelect();
5437
5438         p_current_segment = p_new_segment;
5439         i_current_title = p_new_segment->i_sys_title;
5440     }
5441
5442     p_current_segment->LoadCues();
5443     f_duration = p_current_segment->Duration();
5444
5445     /* add information */
5446     p_current_segment->Segment()->InformationCreate( );
5447
5448     p_current_segment->Segment()->Select( 0 );
5449
5450     return true;
5451 }
5452
5453 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
5454 {
5455     // if the segment is not part of the current segment, select the new one
5456     if ( &vsegment != p_current_segment )
5457     {
5458         PreparePlayback( &vsegment );
5459     }
5460
5461     if ( p_chapter != NULL )
5462     {
5463         if ( !p_chapter->Enter( true ) )
5464         {
5465             // jump to the location in the found segment
5466             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5467         }
5468     }
5469
5470 }
5471
5472 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
5473 {
5474     EbmlBinary *p_tmp;
5475
5476     if ( p_item_a == NULL || p_item_b == NULL )
5477         return false;
5478
5479     p_tmp = (EbmlBinary *)p_item_a->p_segment_uid;
5480     if ( p_item_b->p_prev_segment_uid != NULL
5481           && *p_tmp == *p_item_b->p_prev_segment_uid )
5482         return true;
5483
5484     p_tmp = (EbmlBinary *)p_item_a->p_next_segment_uid;
5485     if ( !p_tmp )
5486         return false;
5487
5488     if ( p_item_b->p_segment_uid != NULL
5489           && *p_tmp == *p_item_b->p_segment_uid )
5490         return true;
5491
5492     if ( p_item_b->p_prev_segment_uid != NULL
5493           && *p_tmp == *p_item_b->p_prev_segment_uid )
5494         return true;
5495
5496     return false;
5497 }
5498
5499 bool matroska_segment_c::Preload( )
5500 {
5501     if ( b_preloaded )
5502         return false;
5503
5504     EbmlElement *el = NULL;
5505
5506     ep->Reset( &sys.demuxer );
5507
5508     while( ( el = ep->Get() ) != NULL )
5509     {
5510         if( MKV_IS_ID( el, KaxInfo ) )
5511         {
5512             ParseInfo( static_cast<KaxInfo*>( el ) );
5513         }
5514         else if( MKV_IS_ID( el, KaxTracks ) )
5515         {
5516             ParseTracks( static_cast<KaxTracks*>( el ) );
5517             if ( tracks.size() == 0 )
5518             {
5519                 msg_Err( &sys.demuxer, "No tracks supported" );
5520                 return false;
5521             }
5522         }
5523         else if( MKV_IS_ID( el, KaxSeekHead ) )
5524         {
5525             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5526         }
5527         else if( MKV_IS_ID( el, KaxCues ) )
5528         {
5529             msg_Dbg( &sys.demuxer, "|   + Cues" );
5530         }
5531         else if( MKV_IS_ID( el, KaxCluster ) )
5532         {
5533             msg_Dbg( &sys.demuxer, "|   + Cluster" );
5534
5535             cluster = (KaxCluster*)el;
5536
5537             i_cluster_pos = i_start_pos = cluster->GetElementPosition();
5538             ParseCluster( );
5539
5540             ep->Down();
5541             /* stop parsing the stream */
5542             break;
5543         }
5544         else if( MKV_IS_ID( el, KaxAttachments ) )
5545         {
5546             msg_Dbg( &sys.demuxer, "|   + Attachments" );
5547             ParseAttachments( static_cast<KaxAttachments*>( el ) );
5548         }
5549         else if( MKV_IS_ID( el, KaxChapters ) )
5550         {
5551             msg_Dbg( &sys.demuxer, "|   + Chapters" );
5552             ParseChapters( static_cast<KaxChapters*>( el ) );
5553         }
5554         else if( MKV_IS_ID( el, KaxTag ) )
5555         {
5556             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5557         }
5558         else
5559         {
5560             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5561         }
5562     }
5563
5564     b_preloaded = true;
5565
5566     return true;
5567 }
5568
5569 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5570 {
5571     for (size_t i=0; i<opened_segments.size(); i++)
5572     {
5573         if ( *opened_segments[i]->p_segment_uid == uid )
5574             return opened_segments[i];
5575     }
5576     return NULL;
5577 }
5578
5579 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5580                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5581                                         const void *p_cookie,
5582                                         size_t i_cookie_size,
5583                                         virtual_segment_c * &p_segment_found )
5584 {
5585     chapter_item_c *p_result = NULL;
5586     for (size_t i=0; i<used_segments.size(); i++)
5587     {
5588         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5589         if ( p_result != NULL )
5590         {
5591             p_segment_found = used_segments[i];
5592             break;
5593         }
5594     }
5595     return p_result;
5596 }
5597
5598 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5599 {
5600     chapter_item_c *p_result = NULL;
5601     for (size_t i=0; i<used_segments.size(); i++)
5602     {
5603         p_result = used_segments[i]->FindChapter( i_find_uid );
5604         if ( p_result != NULL )
5605         {
5606             p_segment_found = used_segments[i];
5607             break;
5608         }
5609     }
5610     return p_result;
5611 }
5612
5613 void virtual_segment_c::Sort()
5614 {
5615     // keep the current segment index
5616     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5617
5618     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5619
5620     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5621         if ( linked_segments[i_current_segment] == p_segment )
5622             break;
5623 }
5624
5625 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5626 {
5627     size_t i;
5628     // check if it's not already in here
5629     for ( i=0; i<linked_segments.size(); i++ )
5630     {
5631         if ( linked_segments[i]->p_segment_uid != NULL
5632             && p_segment->p_segment_uid != NULL
5633             && *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5634             return 0;
5635     }
5636
5637     // find possible mates
5638     for ( i=0; i<linked_uids.size(); i++ )
5639     {
5640         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5641             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5642             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5643         {
5644             linked_segments.push_back( p_segment );
5645
5646             AppendUID( p_segment->p_prev_segment_uid );
5647             AppendUID( p_segment->p_next_segment_uid );
5648
5649             return 1;
5650         }
5651     }
5652     return 0;
5653 }
5654
5655 void virtual_segment_c::PreloadLinked( )
5656 {
5657     for ( size_t i=0; i<linked_segments.size(); i++ )
5658     {
5659         linked_segments[i]->Preload( );
5660     }
5661     i_current_edition = linked_segments[0]->i_default_edition;
5662 }
5663
5664 mtime_t virtual_segment_c::Duration() const
5665 {
5666     mtime_t i_duration;
5667     if ( linked_segments.size() == 0 )
5668         i_duration = 0;
5669     else {
5670         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5671 //        p_last_segment->ParseCluster( );
5672
5673         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5674     }
5675     return i_duration;
5676 }
5677
5678 void virtual_segment_c::LoadCues( )
5679 {
5680     for ( size_t i=0; i<linked_segments.size(); i++ )
5681     {
5682         linked_segments[i]->LoadCues();
5683     }
5684 }
5685
5686 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5687 {
5688     if ( p_UID == NULL )
5689         return;
5690     if ( p_UID->GetBuffer() == NULL )
5691         return;
5692
5693     for (size_t i=0; i<linked_uids.size(); i++)
5694     {
5695         if ( *p_UID == linked_uids[i] )
5696             return;
5697     }
5698     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5699 }
5700
5701 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5702 {
5703     KaxBlock    *block;
5704 #if LIBMATROSKA_VERSION >= 0x000800
5705     KaxSimpleBlock *simpleblock;
5706 #endif
5707     int         i_track_skipping;
5708     int64_t     i_block_duration;
5709     int64_t     i_block_ref1;
5710     int64_t     i_block_ref2;
5711     size_t      i_track;
5712     int64_t     i_seek_position = i_start_pos;
5713     int64_t     i_seek_time = i_start_time;
5714
5715     if ( i_index > 0 )
5716     {
5717         int i_idx = 0;
5718
5719         for( ; i_idx < i_index; i_idx++ )
5720         {
5721             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5722             {
5723                 break;
5724             }
5725         }
5726
5727         if( i_idx > 0 )
5728         {
5729             i_idx--;
5730         }
5731
5732         i_seek_position = p_indexes[i_idx].i_position;
5733         i_seek_time = p_indexes[i_idx].i_time;
5734     }
5735
5736     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5737                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5738
5739     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5740
5741     delete ep;
5742     ep = new EbmlParser( &es, segment, &sys.demuxer );
5743     cluster = NULL;
5744
5745     sys.i_start_pts = i_date;
5746
5747     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5748
5749     /* now parse until key frame */
5750     i_track_skipping = 0;
5751     for( i_track = 0; i_track < tracks.size(); i_track++ )
5752     {
5753         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5754         {
5755             tracks[i_track]->b_search_keyframe = true;
5756             i_track_skipping++;
5757         }
5758         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5759     }
5760
5761
5762     while( i_track_skipping > 0 )
5763     {
5764 #if LIBMATROSKA_VERSION >= 0x000800
5765         if( BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5766 #else
5767         if( BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5768 #endif
5769         {
5770             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5771
5772             return;
5773         }
5774         ep->Down();
5775
5776         for( i_track = 0; i_track < tracks.size(); i_track++ )
5777         {
5778 #if LIBMATROSKA_VERSION >= 0x000800
5779             if( (simpleblock && tracks[i_track]->i_number == simpleblock->TrackNum()) ||
5780                 (block && tracks[i_track]->i_number == block->TrackNum()) )
5781 #else
5782             if( tracks[i_track]->i_number == block->TrackNum() )
5783 #endif
5784             {
5785                 break;
5786             }
5787         }
5788
5789 #if LIBMATROSKA_VERSION >= 0x000800
5790         if( simpleblock )
5791             sys.i_pts = (sys.i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
5792         else
5793 #endif
5794             sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
5795
5796         if( i_track < tracks.size() )
5797         {
5798            if( sys.i_pts >= sys.i_start_pts )
5799             {
5800                 cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
5801                 i_track_skipping = 0;
5802             }
5803             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5804             {
5805                 if( i_block_ref1 == 0 && tracks[i_track]->b_search_keyframe )
5806                 {
5807                     tracks[i_track]->b_search_keyframe = false;
5808                     i_track_skipping--;
5809                 }
5810                 if( !tracks[i_track]->b_search_keyframe )
5811                 {
5812 #if LIBMATROSKA_VERSION >= 0x000800
5813                     BlockDecode( &sys.demuxer, block, simpleblock, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5814 #else
5815                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5816 #endif
5817                 }
5818             }
5819         }
5820
5821         delete block;
5822     }
5823 }
5824
5825 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5826 {
5827     demux_sys_t *p_sys = demuxer.p_sys;
5828     size_t i;
5829
5830     // find the actual time for an ordered edition
5831     if ( psz_chapter == NULL )
5832     {
5833         if ( Edition() && Edition()->b_ordered )
5834         {
5835             /* 1st, we need to know in which chapter we are */
5836             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date, psz_current_chapter );
5837         }
5838     }
5839
5840     if ( psz_chapter != NULL )
5841     {
5842         psz_current_chapter = psz_chapter;
5843         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5844         if ( psz_chapter->i_seekpoint_num > 0 )
5845         {
5846             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5847             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5848             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5849         }
5850     }
5851
5852     // find the best matching segment
5853     for ( i=0; i<linked_segments.size(); i++ )
5854     {
5855         if ( i_date < linked_segments[i]->i_start_time )
5856             break;
5857     }
5858
5859     if ( i > 0 )
5860         i--;
5861
5862     if ( i_current_segment != i  )
5863     {
5864         linked_segments[i_current_segment]->UnSelect();
5865         linked_segments[i]->Select( i_date );
5866         i_current_segment = i;
5867     }
5868
5869     linked_segments[i]->Seek( i_date, i_time_offset );
5870 }
5871
5872 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5873 {
5874     size_t i;
5875
5876     uint32 codec_time = uint32(-1);
5877     for( i = 0; i < command.ListSize(); i++ )
5878     {
5879         const EbmlElement *k = command[i];
5880
5881         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5882         {
5883             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5884             break;
5885         }
5886     }
5887
5888     for( i = 0; i < command.ListSize(); i++ )
5889     {
5890         const EbmlElement *k = command[i];
5891
5892         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5893         {
5894             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5895             switch ( codec_time )
5896             {
5897             case 0:
5898                 during_cmds.push_back( p_data );
5899                 break;
5900             case 1:
5901                 enter_cmds.push_back( p_data );
5902                 break;
5903             case 2:
5904                 leave_cmds.push_back( p_data );
5905                 break;
5906             default:
5907                 delete p_data;
5908             }
5909         }
5910     }
5911 }
5912
5913 bool chapter_item_c::Enter( bool b_do_subs )
5914 {
5915     bool f_result = false;
5916     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5917     while ( index != codecs.end() )
5918     {
5919         f_result |= (*index)->Enter();
5920         index++;
5921     }
5922
5923     if ( b_do_subs )
5924     {
5925         // sub chapters
5926         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5927         while ( index_ != sub_chapters.end() )
5928         {
5929             f_result |= (*index_)->Enter( true );
5930             index_++;
5931         }
5932     }
5933     return f_result;
5934 }
5935
5936 bool chapter_item_c::Leave( bool b_do_subs )
5937 {
5938     bool f_result = false;
5939     b_is_leaving = true;
5940     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5941     while ( index != codecs.end() )
5942     {
5943         f_result |= (*index)->Leave();
5944         index++;
5945     }
5946
5947     if ( b_do_subs )
5948     {
5949         // sub chapters
5950         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5951         while ( index_ != sub_chapters.end() )
5952         {
5953             f_result |= (*index_)->Leave( true );
5954             index_++;
5955         }
5956     }
5957     b_is_leaving = false;
5958     return f_result;
5959 }
5960
5961 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5962 {
5963     chapter_item_c *p_common_parent = p_item;
5964
5965     // leave, up to a common parent
5966     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5967     {
5968         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5969             return true;
5970         p_common_parent = p_common_parent->psz_parent;
5971     }
5972
5973     // enter from the parent to <this>
5974     if ( p_common_parent != NULL )
5975     {
5976         do
5977         {
5978             if ( p_common_parent == this )
5979                 return Enter( true );
5980
5981             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5982             {
5983                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5984                 {
5985                     p_common_parent = p_common_parent->sub_chapters[i];
5986                     if ( p_common_parent != this )
5987                         if ( p_common_parent->Enter( false ) )
5988                             return true;
5989
5990                     break;
5991                 }
5992             }
5993         } while ( 1 );
5994     }
5995
5996     if ( b_final_enter )
5997         return Enter( true );
5998     else
5999         return false;
6000 }
6001
6002 bool dvd_chapter_codec_c::Enter()
6003 {
6004     bool f_result = false;
6005     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6006     while ( index != enter_cmds.end() )
6007     {
6008         if ( (*index)->GetSize() )
6009         {
6010             binary *p_data = (*index)->GetBuffer();
6011             size_t i_size = *p_data++;
6012             // avoid reading too much from the buffer
6013             i_size = __MIN( i_size, ((*index)->GetSize() - 1) >> 3 );
6014             for ( ; i_size > 0; i_size--, p_data += 8 )
6015             {
6016                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
6017                 f_result |= sys.dvd_interpretor.Interpret( p_data );
6018             }
6019         }
6020         index++;
6021     }
6022     return f_result;
6023 }
6024
6025 bool dvd_chapter_codec_c::Leave()
6026 {
6027     bool f_result = false;
6028     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6029     while ( index != leave_cmds.end() )
6030     {
6031         if ( (*index)->GetSize() )
6032         {
6033             binary *p_data = (*index)->GetBuffer();
6034             size_t i_size = *p_data++;
6035             // avoid reading too much from the buffer
6036             i_size = __MIN( i_size, ((*index)->GetSize() - 1) >> 3 );
6037             for ( ; i_size > 0; i_size--, p_data += 8 )
6038             {
6039                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
6040                 f_result |= sys.dvd_interpretor.Interpret( p_data );
6041             }
6042         }
6043         index++;
6044     }
6045     return f_result;
6046 }
6047
6048 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
6049 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6050 {
6051     if ( i_size != 8 )
6052         return false;
6053
6054     virtual_segment_c *p_segment = NULL;
6055     chapter_item_c *p_chapter = NULL;
6056     bool f_result = false;
6057     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
6058
6059     // handle register tests if there are some
6060     if ( (i_command & 0xF0) != 0 )
6061     {
6062         bool b_test_positive = true;//(i_command & CMD_DVD_IF_NOT) == 0;
6063         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
6064         uint8 i_test = i_command & 0x70;
6065         uint16 i_value;
6066
6067         // see http://dvd.sourceforge.net/dvdinfo/vmi.html
6068         uint8  i_cr1;
6069         uint16 i_cr2;
6070         switch ( i_command >> 12 )
6071         {
6072         default:
6073             i_cr1 = p_command[3];
6074             i_cr2 = (p_command[4] << 8) + p_command[5];
6075             break;
6076         case 3:
6077         case 4:
6078         case 5:
6079             i_cr1 = p_command[6];
6080             i_cr2 = p_command[7];
6081             b_test_value = false;
6082             break;
6083         case 6:
6084         case 7:
6085             if ( ((p_command[1] >> 4) & 0x7) == 0)
6086             {
6087                 i_cr1 = p_command[2];
6088                 i_cr2 = (p_command[6] << 8) + p_command[7];
6089             }
6090             else
6091             {
6092                 i_cr1 = p_command[2];
6093                 i_cr2 = (p_command[6] << 8) + p_command[7];
6094             }
6095             break;
6096         }
6097
6098         if ( b_test_value )
6099             i_value = i_cr2;
6100         else
6101             i_value = GetPRM( i_cr2 );
6102
6103         switch ( i_test )
6104         {
6105         case CMD_DVD_IF_GPREG_EQUAL:
6106             // if equals
6107             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6108             if (!( GetPRM( i_cr1 ) == i_value ))
6109             {
6110                 b_test_positive = false;
6111             }
6112             break;
6113         case CMD_DVD_IF_GPREG_NOT_EQUAL:
6114             // if not equals
6115             msg_Dbg( &sys.demuxer, "IF %s NOT EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6116             if (!( GetPRM( i_cr1 ) != i_value ))
6117             {
6118                 b_test_positive = false;
6119             }
6120             break;
6121         case CMD_DVD_IF_GPREG_INF:
6122             // if inferior
6123             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6124             if (!( GetPRM( i_cr1 ) < i_value ))
6125             {
6126                 b_test_positive = false;
6127             }
6128             break;
6129         case CMD_DVD_IF_GPREG_INF_EQUAL:
6130             // if inferior or equal
6131             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6132             if (!( GetPRM( i_cr1 ) <= i_value ))
6133             {
6134                 b_test_positive = false;
6135             }
6136             break;
6137         case CMD_DVD_IF_GPREG_AND:
6138             // if logical and
6139             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6140             if (!( GetPRM( i_cr1 ) & i_value ))
6141             {
6142                 b_test_positive = false;
6143             }
6144             break;
6145         case CMD_DVD_IF_GPREG_SUP:
6146             // if superior
6147             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6148             if (!( GetPRM( i_cr1 ) > i_value ))
6149             {
6150                 b_test_positive = false;
6151             }
6152             break;
6153         case CMD_DVD_IF_GPREG_SUP_EQUAL:
6154             // if superior or equal
6155             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6156             if (!( GetPRM( i_cr1 ) >= i_value ))
6157             {
6158                 b_test_positive = false;
6159             }
6160             break;
6161         }
6162
6163         if ( !b_test_positive )
6164             return false;
6165     }
6166
6167     // strip the test command
6168     i_command &= 0xFF0F;
6169
6170     switch ( i_command )
6171     {
6172     case CMD_DVD_NOP:
6173     case CMD_DVD_NOP2:
6174         {
6175             msg_Dbg( &sys.demuxer, "NOP" );
6176             break;
6177         }
6178     case CMD_DVD_BREAK:
6179         {
6180             msg_Dbg( &sys.demuxer, "Break" );
6181             // TODO
6182             break;
6183         }
6184     case CMD_DVD_JUMP_TT:
6185         {
6186             uint8 i_title = p_command[5];
6187             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
6188
6189             // find in the ChapProcessPrivate matching this Title level
6190             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
6191             if ( p_segment != NULL )
6192             {
6193                 sys.JumpTo( *p_segment, p_chapter );
6194                 f_result = true;
6195             }
6196
6197             break;
6198         }
6199     case CMD_DVD_CALLSS_VTSM1:
6200         {
6201             msg_Dbg( &sys.demuxer, "CallSS" );
6202             binary p_type;
6203             switch( (p_command[6] & 0xC0) >> 6 ) {
6204                 case 0:
6205                     p_type = p_command[5] & 0x0F;
6206                     switch ( p_type )
6207                     {
6208                     case 0x00:
6209                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
6210                         break;
6211                     case 0x02:
6212                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
6213                         break;
6214                     case 0x03:
6215                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
6216                         break;
6217                     case 0x04:
6218                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
6219                         break;
6220                     case 0x05:
6221                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
6222                         break;
6223                     case 0x06:
6224                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
6225                         break;
6226                     case 0x07:
6227                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
6228                         break;
6229                     default:
6230                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
6231                         break;
6232                     }
6233                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
6234                     if ( p_segment != NULL )
6235                     {
6236                         sys.JumpTo( *p_segment, p_chapter );
6237                         f_result = true;
6238                     }
6239                 break;
6240                 case 1:
6241                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6242                 break;
6243                 case 2:
6244                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6245                 break;
6246                 case 3:
6247                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
6248                 break;
6249             }
6250             break;
6251         }
6252     case CMD_DVD_JUMP_SS:
6253         {
6254             msg_Dbg( &sys.demuxer, "JumpSS");
6255             binary p_type;
6256             switch( (p_command[5] & 0xC0) >> 6 ) {
6257                 case 0:
6258                     msg_Dbg( &sys.demuxer, "JumpSS FP");
6259                 break;
6260                 case 1:
6261                     p_type = p_command[5] & 0x0F;
6262                     switch ( p_type )
6263                     {
6264                     case 0x02:
6265                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
6266                         break;
6267                     case 0x03:
6268                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
6269                         break;
6270                     case 0x04:
6271                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
6272                         break;
6273                     case 0x05:
6274                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
6275                         break;
6276                     case 0x06:
6277                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
6278                         break;
6279                     case 0x07:
6280                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
6281                         break;
6282                     default:
6283                         msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
6284                         break;
6285                     }
6286                     // find the VMG
6287                     p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
6288                     if ( p_segment != NULL )
6289                     {
6290                         p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6291                         if ( p_chapter != NULL )
6292                         {
6293                             sys.JumpTo( *p_segment, p_chapter );
6294                             f_result = true;
6295                         }
6296                     }
6297                 break;
6298                 case 2:
6299                     p_type = p_command[5] & 0x0F;
6300                     switch ( p_type )
6301                     {
6302                     case 0x02:
6303                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
6304                         break;
6305                     case 0x03:
6306                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
6307                         break;
6308                     case 0x04:
6309                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
6310                         break;
6311                     case 0x05:
6312                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
6313                         break;
6314                     case 0x06:
6315                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
6316                         break;
6317                     case 0x07:
6318                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
6319                         break;
6320                     default:
6321                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
6322                         break;
6323                     }
6324
6325                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
6326
6327                     if ( p_segment != NULL && p_chapter != NULL )
6328                     {
6329                         // find the title in the VTS
6330                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
6331                         if ( p_chapter != NULL )
6332                         {
6333                             // find the specified menu in the VTSM
6334                             p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6335                             if ( p_chapter != NULL )
6336                             {
6337                                 sys.JumpTo( *p_segment, p_chapter );
6338                                 f_result = true;
6339                             }
6340                         }
6341                         else
6342                             msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
6343                     }
6344                     else
6345                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
6346                 break;
6347                 case 3:
6348                     msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
6349                 break;
6350             }
6351             break;
6352         }
6353     case CMD_DVD_JUMPVTS_PTT:
6354         {
6355             uint8 i_title = p_command[5];
6356             uint8 i_ptt = p_command[3];
6357
6358             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
6359
6360             // find the current VTS content segment
6361             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
6362             if ( p_chapter != NULL )
6363             {
6364                 int16 i_curr_title = p_chapter->GetTitleNumber( );
6365                 if ( i_curr_title > 0 )
6366                 {
6367                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
6368
6369                     if ( p_segment != NULL && p_chapter != NULL )
6370                     {
6371                         // find the title in the VTS
6372                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
6373                         if ( p_chapter != NULL )
6374                         {
6375                             // find the chapter in the title
6376                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
6377                             if ( p_chapter != NULL )
6378                             {
6379                                 sys.JumpTo( *p_segment, p_chapter );
6380                                 f_result = true;
6381                             }
6382                         }
6383                     else
6384                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
6385                     }
6386                     else
6387                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
6388                 }
6389                 else
6390                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
6391             }
6392             else
6393                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
6394             break;
6395         }
6396     case CMD_DVD_SET_GPRMMD:
6397         {
6398             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
6399
6400             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
6401                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
6402             break;
6403         }
6404     case CMD_DVD_LINKPGCN:
6405         {
6406             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
6407
6408             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
6409             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
6410             if ( p_chapter != NULL )
6411             {
6412                 if ( !p_chapter->Enter( true ) )
6413                     // jump to the location in the found segment
6414                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6415
6416                 f_result = true;
6417             }
6418             break;
6419         }
6420     case CMD_DVD_LINKCN:
6421         {
6422             uint8 i_cn = p_command[7];
6423
6424             p_chapter = sys.p_current_segment->CurrentChapter();
6425
6426             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
6427             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
6428             if ( p_chapter != NULL )
6429             {
6430                 if ( !p_chapter->Enter( true ) )
6431                     // jump to the location in the found segment
6432                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6433
6434                 f_result = true;
6435             }
6436             break;
6437         }
6438     case CMD_DVD_GOTO_LINE:
6439         {
6440             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
6441             // TODO
6442             break;
6443         }
6444     case CMD_DVD_SET_HL_BTNN1:
6445         {
6446             msg_Dbg( &sys.demuxer, "SetHL_BTN (%d)", p_command[4] );
6447             SetSPRM( 0x88, p_command[4] );
6448             break;
6449         }
6450     default:
6451         {
6452             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
6453                      ,p_command[0]
6454                      ,p_command[1]
6455                      ,p_command[2]
6456                      ,p_command[3]
6457                      ,p_command[4]
6458                      ,p_command[5]
6459                      ,p_command[6]
6460                      ,p_command[7]);
6461             break;
6462         }
6463     }
6464
6465     return f_result;
6466 }
6467
6468 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6469 {
6470     return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
6471 }
6472
6473 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6474 {
6475     if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6476         return false;
6477
6478     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
6479 }
6480
6481 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6482 {
6483     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6484         return false;
6485
6486     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
6487         return false;
6488
6489     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
6490     uint16 i_title = *(uint16*)p_cookie;
6491
6492     return (i_gtitle == i_title);
6493 }
6494
6495 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6496 {
6497     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6498         return false;
6499
6500     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
6501         return false;
6502
6503     uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
6504     uint8 i_title = *(uint8*)p_cookie;
6505
6506     return (i_gtitle == i_title);
6507 }
6508
6509 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6510 {
6511     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6512         return false;
6513
6514     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
6515         return false;
6516
6517     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
6518     uint8 i_title = *(uint8*)p_cookie;
6519
6520     return (i_gtitle == i_title);
6521 }
6522
6523 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6524 {
6525     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6526         return false;
6527
6528     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6529         return false;
6530
6531     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
6532     uint8 i_pgc = *(uint8*)p_cookie;
6533
6534     return (i_pgc_type == i_pgc);
6535 }
6536
6537 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6538 {
6539     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6540         return false;
6541
6542     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6543         return false;
6544
6545     uint16 *i_pgc_n = (uint16 *)p_cookie;
6546     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
6547
6548     return (i_pgc_num == *i_pgc_n);
6549 }
6550
6551 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6552 {
6553     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6554         return false;
6555
6556     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
6557         return false;
6558
6559     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
6560     uint8 i_ptt = *(uint8*)p_cookie;
6561
6562     return (i_chapter == i_ptt);
6563 }
6564
6565 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6566 {
6567     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
6568         return false;
6569
6570     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
6571         return false;
6572
6573     uint8 *i_cell_n = (uint8 *)p_cookie;
6574     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
6575
6576     return (i_cell_num == *i_cell_n);
6577 }
6578
6579 bool matroska_script_codec_c::Enter()
6580 {
6581     bool f_result = false;
6582     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6583     while ( index != enter_cmds.end() )
6584     {
6585         if ( (*index)->GetSize() )
6586         {
6587             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
6588             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6589         }
6590         index++;
6591     }
6592     return f_result;
6593 }
6594
6595 bool matroska_script_codec_c::Leave()
6596 {
6597     bool f_result = false;
6598     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6599     while ( index != leave_cmds.end() )
6600     {
6601         if ( (*index)->GetSize() )
6602         {
6603             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6604             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6605         }
6606         index++;
6607     }
6608     return f_result;
6609 }
6610
6611 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6612 //  for a description of existing commands
6613 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6614 {
6615     bool b_result = false;
6616
6617     char *psz_str = (char*) malloc( i_size + 1 );
6618     memcpy( psz_str, p_command, i_size );
6619     psz_str[ i_size ] = '\0';
6620
6621     std::string sz_command = psz_str;
6622     free( psz_str );
6623
6624     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6625
6626 #if defined(__GNUC__) && (__GNUC__ < 3)
6627     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6628 #else
6629     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6630 #endif
6631     {
6632         size_t i,j;
6633
6634         // find the (
6635         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6636         {
6637             if ( sz_command[i] == '(' )
6638             {
6639                 i++;
6640                 break;
6641             }
6642         }
6643         // find the )
6644         for ( j=i; j<sz_command.size(); j++)
6645         {
6646             if ( sz_command[j] == ')' )
6647             {
6648                 i--;
6649                 break;
6650             }
6651         }
6652
6653         std::string st = sz_command.substr( i+1, j-i-1 );
6654         int64_t i_chapter_uid = atoi( st.c_str() );
6655
6656         virtual_segment_c *p_segment;
6657         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6658
6659         if ( p_chapter == NULL )
6660             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6661         else
6662         {
6663             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6664                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6665             b_result = true;
6666         }
6667     }
6668
6669     return b_result;
6670 }
6671
6672 void demux_sys_t::SwapButtons()
6673 {
6674 #ifndef WORDS_BIGENDIAN
6675     uint8_t button, i, j;
6676
6677     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6678         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6679         binary *p_data = (binary*) button_ptr;
6680
6681         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6682         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6683         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6684         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6685         button_ptr->x_start = i_x_start;
6686         button_ptr->x_end   = i_x_end;
6687         button_ptr->y_start = i_y_start;
6688         button_ptr->y_end   = i_y_end;
6689
6690     }
6691     for ( i = 0; i<3; i++ )
6692     {
6693         for ( j = 0; j<2; j++ )
6694         {
6695             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6696         }
6697     }
6698 #endif
6699 }