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 #include <stdlib.h>                                      /* malloc(), free() */
  29
  30 #include <vlc/vlc.h>
  31
  32 #ifdef HAVE_TIME_H
  33 #   include <time.h>                                               /* time() */
  34 #endif
  35
  36
  37 #include <vlc_codecs.h>               /* BITMAPINFOHEADER, WAVEFORMATEX */
  38 #include "iso_lang.h"
  39 #include "vlc_meta.h"
  40 #include <vlc_charset.h>
  41 #include <vlc_input.h>
  42 #include <vlc_demux.h>
  43
  44 #include <iostream>
  45 #include <cassert>
  46 #include <typeinfo>
  47 #include <string>
  48 #include <vector>
  49 #include <algorithm>
  50
  51 #ifdef HAVE_DIRENT_H
  52 #   include <dirent.h>
  53 #endif
  54
  55 /* libebml and matroska */
  56 #include "ebml/EbmlHead.h"
  57 #include "ebml/EbmlSubHead.h"
  58 #include "ebml/EbmlStream.h"
  59 #include "ebml/EbmlContexts.h"
  60 #include "ebml/EbmlVoid.h"
  61 #include "ebml/EbmlVersion.h"
  62 #include "ebml/StdIOCallback.h"
  63
  64 #include "matroska/KaxAttachments.h"
  65 #include "matroska/KaxAttached.h"
  66 #include "matroska/KaxBlock.h"
  67 #include "matroska/KaxBlockData.h"
  68 #include "matroska/KaxChapters.h"
  69 #include "matroska/KaxCluster.h"
  70 #include "matroska/KaxClusterData.h"
  71 #include "matroska/KaxContexts.h"
  72 #include "matroska/KaxCues.h"
  73 #include "matroska/KaxCuesData.h"
  74 #include "matroska/KaxInfo.h"
  75 #include "matroska/KaxInfoData.h"
  76 #include "matroska/KaxSeekHead.h"
  77 #include "matroska/KaxSegment.h"
  78 #include "matroska/KaxTag.h"
  79 #include "matroska/KaxTags.h"
  80 #include "matroska/KaxTagMulti.h"
  81 #include "matroska/KaxTracks.h"
  82 #include "matroska/KaxTrackAudio.h"
  83 #include "matroska/KaxTrackVideo.h"
  84 #include "matroska/KaxTrackEntryData.h"
  85 #include "matroska/KaxContentEncoding.h"
  86 #include "matroska/KaxVersion.h"
  87
  88 #include "ebml/StdIOCallback.h"
  89
  90 #if LIBMATROSKA_VERSION < 0x000706
  91 START_LIBMATROSKA_NAMESPACE
  92 extern const EbmlSemanticContext MATROSKA_DLL_API KaxMatroska_Context;
  93 END_LIBMATROSKA_NAMESPACE
  94 #endif
  95
  96 #include "vlc_keys.h"
  97
  98 extern "C" {
  99    #include "mp4/libmp4.h"
 100 }
 101 #ifdef HAVE_ZLIB_H
 102 #   include <zlib.h>
 103 #endif
 104
 105 #define MATROSKA_COMPRESSION_NONE  -1
 106 #define MATROSKA_COMPRESSION_ZLIB   0
 107 #define MATROSKA_COMPRESSION_BLIB   1
 108 #define MATROSKA_COMPRESSION_LZOX   2
 109 #define MATROSKA_COMPRESSION_HEADER 3
 110
 111 #define MKVD_TIMECODESCALE 1000000
 112
 113 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 114 #undef ATTRIBUTE_PACKED
 115 #undef PRAGMA_PACK_BEGIN
 116 #undef PRAGMA_PACK_END
 117
 118 #if defined(__GNUC__)
 119 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 120 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 121 #define PRAGMA_PACK 0
 122 #endif
 123 #endif
 124
 125 #if !defined(ATTRIBUTE_PACKED)
 126 #define ATTRIBUTE_PACKED
 127 #define PRAGMA_PACK 1
 128 #endif
 129
 130 #if PRAGMA_PACK
 131 #pragma pack(1)
 132 #endif
 133
 134 /*************************************
 135 *  taken from libdvdnav / libdvdread
 136 **************************************/
 137
 138 /**
 139  * DVD Time Information.
 140  */
 141 typedef struct {
 142   uint8_t hour;
 143   uint8_t minute;
 144   uint8_t second;
 145   uint8_t frame_u; /* The two high bits are the frame rate. */
 146 } ATTRIBUTE_PACKED dvd_time_t;
 147
 148 /**
 149  * User Operations.
 150  */
 151 typedef struct {
 152 #ifdef WORDS_BIGENDIAN
 153   unsigned char zero                           : 7; /* 25-31 */
 154   unsigned char video_pres_mode_change         : 1; /* 24 */
 155
 156   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 157   unsigned char angle_change                   : 1;
 158   unsigned char subpic_stream_change           : 1;
 159   unsigned char audio_stream_change            : 1;
 160   unsigned char pause_on                       : 1;
 161   unsigned char still_off                      : 1;
 162   unsigned char button_select_or_activate      : 1;
 163   unsigned char resume                         : 1; /* 16 */
 164
 165   unsigned char chapter_menu_call              : 1; /* 15 */
 166   unsigned char angle_menu_call                : 1;
 167   unsigned char audio_menu_call                : 1;
 168   unsigned char subpic_menu_call               : 1;
 169   unsigned char root_menu_call                 : 1;
 170   unsigned char title_menu_call                : 1;
 171   unsigned char backward_scan                  : 1;
 172   unsigned char forward_scan                   : 1; /* 8 */
 173
 174   unsigned char next_pg_search                 : 1; /* 7 */
 175   unsigned char prev_or_top_pg_search          : 1;
 176   unsigned char time_or_chapter_search         : 1;
 177   unsigned char go_up                          : 1;
 178   unsigned char stop                           : 1;
 179   unsigned char title_play                     : 1;
 180   unsigned char chapter_search_or_play         : 1;
 181   unsigned char title_or_time_play             : 1; /* 0 */
 182 #else
 183   unsigned char video_pres_mode_change         : 1; /* 24 */
 184   unsigned char zero                           : 7; /* 25-31 */
 185
 186   unsigned char resume                         : 1; /* 16 */
 187   unsigned char button_select_or_activate      : 1;
 188   unsigned char still_off                      : 1;
 189   unsigned char pause_on                       : 1;
 190   unsigned char audio_stream_change            : 1;
 191   unsigned char subpic_stream_change           : 1;
 192   unsigned char angle_change                   : 1;
 193   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 194
 195   unsigned char forward_scan                   : 1; /* 8 */
 196   unsigned char backward_scan                  : 1;
 197   unsigned char title_menu_call                : 1;
 198   unsigned char root_menu_call                 : 1;
 199   unsigned char subpic_menu_call               : 1;
 200   unsigned char audio_menu_call                : 1;
 201   unsigned char angle_menu_call                : 1;
 202   unsigned char chapter_menu_call              : 1; /* 15 */
 203
 204   unsigned char title_or_time_play             : 1; /* 0 */
 205   unsigned char chapter_search_or_play         : 1;
 206   unsigned char title_play                     : 1;
 207   unsigned char stop                           : 1;
 208   unsigned char go_up                          : 1;
 209   unsigned char time_or_chapter_search         : 1;
 210   unsigned char prev_or_top_pg_search          : 1;
 211   unsigned char next_pg_search                 : 1; /* 7 */
 212 #endif
 213 } ATTRIBUTE_PACKED user_ops_t;
 214
 215 /**
 216  * Type to store per-command data.
 217  */
 218 typedef struct {
 219   uint8_t bytes[8];
 220 } ATTRIBUTE_PACKED vm_cmd_t;
 221 #define COMMAND_DATA_SIZE 8
 222
 223 /**
 224  * PCI General Information
 225  */
 226 typedef struct {
 227   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 228   uint16_t vobu_cat;        /**< 'category' of vobu */
 229   uint16_t zero1;           /**< reserved */
 230   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 231   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 232   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 233   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 234   dvd_time_t e_eltm;        /**< Cell elapsed time */
 235   char vobu_isrc[32];
 236 } ATTRIBUTE_PACKED pci_gi_t;
 237
 238 /**
 239  * Non Seamless Angle Information
 240  */
 241 typedef struct {
 242   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 243 } ATTRIBUTE_PACKED nsml_agli_t;
 244
 245 /**
 246  * Highlight General Information
 247  *
 248  * For btngrX_dsp_ty the bits have the following meaning:
 249  * 000b: normal 4/3 only buttons
 250  * XX1b: wide (16/9) buttons
 251  * X1Xb: letterbox buttons
 252  * 1XXb: pan&scan buttons
 253  */
 254 typedef struct {
 255   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 256   uint32_t hli_s_ptm;              /**< start ptm of hli */
 257   uint32_t hli_e_ptm;              /**< end ptm of hli */
 258   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 259 #ifdef WORDS_BIGENDIAN
 260   unsigned char zero1 : 2;          /**< reserved */
 261   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 262   unsigned char zero2 : 1;          /**< reserved */
 263   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 264   unsigned char zero3 : 1;          /**< reserved */
 265   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 266   unsigned char zero4 : 1;          /**< reserved */
 267   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 268 #else
 269   unsigned char btngr1_dsp_ty : 3;
 270   unsigned char zero2 : 1;
 271   unsigned char btngr_ns : 2;
 272   unsigned char zero1 : 2;
 273   unsigned char btngr3_dsp_ty : 3;
 274   unsigned char zero4 : 1;
 275   unsigned char btngr2_dsp_ty : 3;
 276   unsigned char zero3 : 1;
 277 #endif
 278   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 279   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 280   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 281   uint8_t zero5;       /**< reserved */
 282   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 283   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 284 } ATTRIBUTE_PACKED hl_gi_t;
 285
 286
 287 /**
 288  * Button Color Information Table
 289  * Each entry beeing a 32bit word that contains the color indexs and alpha
 290  * values to use.  They are all represented by 4 bit number and stored
 291  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 292  * that the indexes reference is in the PGC.
 293  * \todo split the uint32_t into a struct
 294  */
 295 typedef struct {
 296   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 297 } ATTRIBUTE_PACKED btn_colit_t;
 298
 299 /**
 300  * Button Information
 301  *
 302  * NOTE: I've had to change the structure from the disk layout to get
 303  * the packing to work with Sun's Forte C compiler.
 304  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 305  */
 306 typedef struct {
 307 #ifdef WORDS_BIGENDIAN
 308   uint32        btn_coln         : 2;  /**< button color number */
 309   uint32        x_start          : 10; /**< x start offset within the overlay */
 310   uint32        zero1            : 2;  /**< reserved */
 311   uint32        x_end            : 10; /**< x end offset within the overlay */
 312
 313   uint32        zero3            : 2;  /**< reserved */
 314   uint32        up               : 6;  /**< button index when pressing up */
 315
 316   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 317   uint32        y_start          : 10; /**< y start offset within the overlay */
 318   uint32        zero2            : 2;  /**< reserved */
 319   uint32        y_end            : 10; /**< y end offset within the overlay */
 320
 321   uint32        zero4            : 2;  /**< reserved */
 322   uint32        down             : 6;  /**< button index when pressing down */
 323   unsigned char zero5            : 2;  /**< reserved */
 324   unsigned char left             : 6;  /**< button index when pressing left */
 325   unsigned char zero6            : 2;  /**< reserved */
 326   unsigned char right            : 6;  /**< button index when pressing right */
 327 #else
 328   uint32        x_end            : 10;
 329   uint32        zero1            : 2;
 330   uint32        x_start          : 10;
 331   uint32        btn_coln         : 2;
 332
 333   uint32        up               : 6;
 334   uint32        zero3            : 2;
 335
 336   uint32        y_end            : 10;
 337   uint32        zero2            : 2;
 338   uint32        y_start          : 10;
 339   uint32        auto_action_mode : 2;
 340
 341   uint32        down             : 6;
 342   uint32        zero4            : 2;
 343   unsigned char left             : 6;
 344   unsigned char zero5            : 2;
 345   unsigned char right            : 6;
 346   unsigned char zero6            : 2;
 347 #endif
 348   vm_cmd_t cmd;
 349 } ATTRIBUTE_PACKED btni_t;
 350
 351 /**
 352  * Highlight Information
 353  */
 354 typedef struct {
 355   hl_gi_t     hl_gi;
 356   btn_colit_t btn_colit;
 357   btni_t      btnit[36];
 358 } ATTRIBUTE_PACKED hli_t;
 359
 360 /**
 361  * PCI packet
 362  */
 363 typedef struct {
 364   pci_gi_t    pci_gi;
 365   nsml_agli_t nsml_agli;
 366   hli_t       hli;
 367   uint8_t     zero1[189];
 368 } ATTRIBUTE_PACKED pci_t;
 369
 370
 371 #if PRAGMA_PACK
 372 #pragma pack()
 373 #endif
 374 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 375
 376
 377 /**
 378  * What's between a directory and a filename?
 379  */
 380 #if defined( WIN32 )
 381     #define DIRECTORY_SEPARATOR '\\'
 382 #else
 383     #define DIRECTORY_SEPARATOR '/'
 384 #endif
 385
 386 using namespace LIBMATROSKA_NAMESPACE;
 387 using namespace std;
 388
 389 /*****************************************************************************
 390  * Module descriptor
 391  *****************************************************************************/
 392 static int  Open ( vlc_object_t * );
 393 static void Close( vlc_object_t * );
 394
 395 vlc_module_begin();
 396     set_shortname( "Matroska" );
 397     set_description( _("Matroska stream demuxer" ) );
 398     set_capability( "demux2", 50 );
 399     set_callbacks( Open, Close );
 400     set_category( CAT_INPUT );
 401     set_subcategory( SUBCAT_INPUT_DEMUX );
 402
 403     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 404             N_("Ordered chapters"),
 405             N_("Play ordered chapters as specified in the segment."), VLC_TRUE );
 406
 407     add_bool( "mkv-use-chapter-codec", 1, NULL,
 408             N_("Chapter codecs"),
 409             N_("Use chapter codecs found in the segment."), VLC_TRUE );
 410
 411     add_bool( "mkv-preload-local-dir", 1, NULL,
 412             N_("Preload Directory"),
 413             N_("Preload matroska files from the same family in the same directory (not good for broken files)."), VLC_TRUE );
 414
 415     add_bool( "mkv-seek-percent", 0, NULL,
 416             N_("Seek based on percent not time"),
 417             N_("Seek based on percent not time."), VLC_TRUE );
 418
 419     add_bool( "mkv-use-dummy", 0, NULL,
 420             N_("Dummy Elements"),
 421             N_("Read and discard unknown EBML elements (not good for broken files)."), VLC_TRUE );
 422
 423     add_shortcut( "mka" );
 424     add_shortcut( "mkv" );
 425 vlc_module_end();
 426
 427 /*****************************************************************************
 428  * Local prototypes
 429  *****************************************************************************/
 430 #ifdef HAVE_ZLIB_H
 431 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 432     int result, dstsize, n;
 433     unsigned char *dst;
 434     block_t *p_block;
 435     z_stream d_stream;
 436
 437     d_stream.zalloc = (alloc_func)0;
 438     d_stream.zfree = (free_func)0;
 439     d_stream.opaque = (voidpf)0;
 440     result = inflateInit(&d_stream);
 441     if( result != Z_OK )
 442     {
 443         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 444         return NULL;
 445     }
 446
 447     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 448     d_stream.avail_in = p_in_block->i_buffer;
 449     n = 0;
 450     p_block = block_New( p_this, 0 );
 451     dst = NULL;
 452     do
 453     {
 454         n++;
 455         p_block = block_Realloc( p_block, 0, n * 1000 );
 456         dst = (unsigned char *)p_block->p_buffer;
 457         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 458         d_stream.avail_out = 1000;
 459         result = inflate(&d_stream, Z_NO_FLUSH);
 460         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 461         {
 462             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 463             return NULL;
 464         }
 465     }
 466     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 467            ( result != Z_STREAM_END ) );
 468
 469     dstsize = d_stream.total_out;
 470     inflateEnd( &d_stream );
 471
 472     p_block = block_Realloc( p_block, 0, dstsize );
 473     p_block->i_buffer = dstsize;
 474     block_Release( p_in_block );
 475
 476     return p_block;
 477 }
 478 #endif
 479
 480 /**
 481  * Helper function to print the mkv parse tree
 482  */
 483 static void MkvTree( demux_t & demuxer, int i_level, const char *psz_format, ... )
 484 {
 485     va_list args;
 486     if( i_level > 9 )
 487     {
 488         msg_Err( &demuxer, "too deep tree" );
 489         return;
 490     }
 491     va_start( args, psz_format );
 492     static const char psz_foo[] = "|   |   |   |   |   |   |   |   |   |";
 493     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 494     strncpy( psz_foo2, psz_foo, 4 * i_level );
 495     psz_foo2[ 4 * i_level ] = '+';
 496     psz_foo2[ 4 * i_level + 1 ] = ' ';
 497     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 498     __msg_GenericVa( VLC_OBJECT(&demuxer), MSG_QUEUE_NORMAL, VLC_MSG_DBG, "mkv", psz_foo2, args );
 499     free( psz_foo2 );
 500     va_end( args );
 501 }
 502
 503 /*****************************************************************************
 504  * Stream managment
 505  *****************************************************************************/
 506 class vlc_stream_io_callback: public IOCallback
 507 {
 508   private:
 509     stream_t       *s;
 510     vlc_bool_t     mb_eof;
 511     vlc_bool_t     b_owner;
 512
 513   public:
 514     vlc_stream_io_callback( stream_t *, vlc_bool_t );
 515
 516     virtual ~vlc_stream_io_callback()
 517     {
 518         if( b_owner )
 519             stream_Delete( s );
 520     }
 521
 522     virtual uint32   read            ( void *p_buffer, size_t i_size);
 523     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 524     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 525     virtual uint64   getFilePointer  ( void );
 526     virtual void     close           ( void );
 527 };
 528
 529 /*****************************************************************************
 530  * Ebml Stream parser
 531  *****************************************************************************/
 532 class EbmlParser
 533 {
 534   public:
 535     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 536     virtual ~EbmlParser( void );
 537
 538     void Up( void );
 539     void Down( void );
 540     void Reset( demux_t *p_demux );
 541     EbmlElement *Get( void );
 542     void        Keep( void );
 543     EbmlElement *UnGet( uint64 i_block_pos, uint64 i_cluster_pos );
 544
 545     int GetLevel( void );
 546
 547   private:
 548     EbmlStream  *m_es;
 549     int         mi_level;
 550     EbmlElement *m_el[10];
 551     int64_t      mi_remain_size[10];
 552
 553     EbmlElement *m_got;
 554
 555     int         mi_user_level;
 556     vlc_bool_t  mb_keep;
 557     vlc_bool_t  mb_dummy;
 558 };
 559
 560
 561 /*****************************************************************************
 562  * Some functions to manipulate memory
 563  *****************************************************************************/
 564 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 565 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 566 {
 567     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 568 }
 569
 570 /*****************************************************************************
 571  * definitions of structures and functions used by this plugins
 572  *****************************************************************************/
 573 typedef struct
 574 {
 575 //    ~mkv_track_t();
 576
 577     vlc_bool_t   b_default;
 578     vlc_bool_t   b_enabled;
 579     unsigned int i_number;
 580
 581     int          i_extra_data;
 582     uint8_t      *p_extra_data;
 583
 584     char         *psz_codec;
 585
 586     uint64_t     i_default_duration;
 587     float        f_timecodescale;
 588     mtime_t      i_last_dts;
 589
 590     /* video */
 591     es_format_t fmt;
 592     float       f_fps;
 593     es_out_id_t *p_es;
 594
 595     /* audio */
 596     unsigned int i_original_rate;
 597
 598     vlc_bool_t      b_inited;
 599     /* data to be send first */
 600     int             i_data_init;
 601     uint8_t         *p_data_init;
 602
 603     /* hack : it's for seek */
 604     vlc_bool_t      b_search_keyframe;
 605     vlc_bool_t      b_silent;
 606
 607     /* informative */
 608     const char   *psz_codec_name;
 609     const char   *psz_codec_settings;
 610     const char   *psz_codec_info_url;
 611     const char   *psz_codec_download_url;
 612
 613     /* encryption/compression */
 614     int                    i_compression_type;
 615     KaxContentCompSettings *p_compression_data;
 616
 617 } mkv_track_t;
 618
 619 typedef struct
 620 {
 621     int     i_track;
 622     int     i_block_number;
 623
 624     int64_t i_position;
 625     int64_t i_time;
 626
 627     vlc_bool_t b_key;
 628 } mkv_index_t;
 629
 630 class demux_sys_t;
 631
 632 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 633 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 634 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 635 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 636 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 637 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 638 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 639
 640 class chapter_codec_cmds_c
 641 {
 642 public:
 643     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 644     :p_private_data(NULL)
 645     ,i_codec_id( codec_id )
 646     ,sys( demuxer )
 647     {}
 648
 649     virtual ~chapter_codec_cmds_c()
 650     {
 651         delete p_private_data;
 652         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 653         while ( indexe != enter_cmds.end() )
 654         {
 655             delete (*indexe);
 656             indexe++;
 657         }
 658         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 659         while ( indexl != leave_cmds.end() )
 660         {
 661             delete (*indexl);
 662             indexl++;
 663         }
 664         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 665         while ( indexd != during_cmds.end() )
 666         {
 667             delete (*indexd);
 668             indexd++;
 669         }
 670     }
 671
 672     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 673     {
 674         p_private_data = new KaxChapterProcessPrivate( private_data );
 675     }
 676
 677     void AddCommand( const KaxChapterProcessCommand & command );
 678
 679     /// \return wether the codec has seeked in the files or not
 680     virtual bool Enter() { return false; }
 681     virtual bool Leave() { return false; }
 682     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 683     virtual int16 GetTitleNumber() { return -1; }
 684
 685     KaxChapterProcessPrivate *p_private_data;
 686
 687 protected:
 688     std::vector<KaxChapterProcessData*> enter_cmds;
 689     std::vector<KaxChapterProcessData*> during_cmds;
 690     std::vector<KaxChapterProcessData*> leave_cmds;
 691
 692     int i_codec_id;
 693     demux_sys_t & sys;
 694 };
 695
 696 class dvd_command_interpretor_c
 697 {
 698 public:
 699     dvd_command_interpretor_c( demux_sys_t & demuxer )
 700     :sys( demuxer )
 701     {
 702         memset( p_PRMs, 0, sizeof(p_PRMs) );
 703         p_PRMs[ 0x80 + 1 ] = 15;
 704         p_PRMs[ 0x80 + 2 ] = 62;
 705         p_PRMs[ 0x80 + 3 ] = 1;
 706         p_PRMs[ 0x80 + 4 ] = 1;
 707         p_PRMs[ 0x80 + 7 ] = 1;
 708         p_PRMs[ 0x80 + 8 ] = 1;
 709         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 710         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 711     }
 712
 713     bool Interpret( const binary * p_command, size_t i_size = 8 );
 714
 715     uint16 GetPRM( size_t index ) const
 716     {
 717         if ( index < 256 )
 718             return p_PRMs[ index ];
 719         else return 0;
 720     }
 721
 722     uint16 GetGPRM( size_t index ) const
 723     {
 724         if ( index >= 0 && index < 16 )
 725             return p_PRMs[ index ];
 726         else return 0;
 727     }
 728
 729     uint16 GetSPRM( size_t index ) const
 730     {
 731         // 21,22,23 reserved for future use
 732         if ( index >= 0x80 && index < 0x95 )
 733             return p_PRMs[ index ];
 734         else return 0;
 735     }
 736
 737     bool SetPRM( size_t index, uint16 value )
 738     {
 739         if ( index >= 0 && index < 16 )
 740         {
 741             p_PRMs[ index ] = value;
 742             return true;
 743         }
 744         return false;
 745     }
 746
 747     bool SetGPRM( size_t index, uint16 value )
 748     {
 749         if ( index >= 0 && index < 16 )
 750         {
 751             p_PRMs[ index ] = value;
 752             return true;
 753         }
 754         return false;
 755     }
 756
 757     bool SetSPRM( size_t index, uint16 value )
 758     {
 759         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 760         {
 761             p_PRMs[ index ] = value;
 762             return true;
 763         }
 764         return false;
 765     }
 766
 767 protected:
 768     std::string GetRegTypeName( bool b_value, uint16 value ) const
 769     {
 770         std::string result;
 771         char s_value[6], s_reg_value[6];
 772         sprintf( s_value, "%.5d", value );
 773
 774         if ( b_value )
 775         {
 776             result = "value (";
 777             result += s_value;
 778             result += ")";
 779         }
 780         else if ( value < 0x80 )
 781         {
 782             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 783             result = "GPreg[";
 784             result += s_value;
 785             result += "] (";
 786             result += s_reg_value;
 787             result += ")";
 788         }
 789         else
 790         {
 791             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 792             result = "SPreg[";
 793             result += s_value;
 794             result += "] (";
 795             result += s_reg_value;
 796             result += ")";
 797         }
 798         return result;
 799     }
 800
 801     uint16       p_PRMs[256];
 802     demux_sys_t  & sys;
 803
 804     // DVD command IDs
 805
 806     // Tests
 807     // wether it's a comparison on the value or register
 808     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 809     static const uint16 CMD_DVD_IF_GPREG_AND        = (1 << 4);
 810     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (2 << 4);
 811     static const uint16 CMD_DVD_IF_GPREG_NOT_EQUAL  = (3 << 4);
 812     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (4 << 4);
 813     static const uint16 CMD_DVD_IF_GPREG_SUP        = (5 << 4);
 814     static const uint16 CMD_DVD_IF_GPREG_INF_EQUAL  = (6 << 4);
 815     static const uint16 CMD_DVD_IF_GPREG_INF        = (7 << 4);
 816
 817     static const uint16 CMD_DVD_NOP                    = 0x0000;
 818     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 819     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 820     // Links
 821     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 822     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 823     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 824     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 825     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 826     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 827     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 828     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 829     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 830     //
 831     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 832     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 833     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 834     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 835     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 836     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 837     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 838     // Operations
 839     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 840     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 841     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 842     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 843     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 844     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 845
 846     // callbacks when browsing inside CodecPrivate
 847     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 848     static bool MatchIsVMG        ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 849     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 850     static bool MatchVTSMNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 851     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 852     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 853     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 854     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 855     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 856 };
 857
 858 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 859 {
 860 public:
 861     dvd_chapter_codec_c( demux_sys_t & sys )
 862     :chapter_codec_cmds_c( sys, 1 )
 863     {}
 864
 865     bool Enter();
 866     bool Leave();
 867     std::string GetCodecName( bool f_for_title = false ) const;
 868     int16 GetTitleNumber();
 869 };
 870
 871 class matroska_script_interpretor_c
 872 {
 873 public:
 874     matroska_script_interpretor_c( demux_sys_t & demuxer )
 875     :sys( demuxer )
 876     {}
 877
 878     bool Interpret( const binary * p_command, size_t i_size );
 879
 880     // DVD command IDs
 881     static const std::string CMD_MS_GOTO_AND_PLAY;
 882
 883 protected:
 884     demux_sys_t  & sys;
 885 };
 886
 887 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 888
 889
 890 class matroska_script_codec_c : public chapter_codec_cmds_c
 891 {
 892 public:
 893     matroska_script_codec_c( demux_sys_t & sys )
 894     :chapter_codec_cmds_c( sys, 0 )
 895     ,interpretor( sys )
 896     {}
 897
 898     bool Enter();
 899     bool Leave();
 900
 901 protected:
 902     matroska_script_interpretor_c interpretor;
 903 };
 904
 905 class chapter_translation_c
 906 {
 907 public:
 908     chapter_translation_c()
 909         :p_translated(NULL)
 910     {}
 911
 912     ~chapter_translation_c()
 913     {
 914         delete p_translated;
 915     }
 916
 917     KaxChapterTranslateID  *p_translated;
 918     unsigned int           codec_id;
 919     std::vector<uint64_t>  editions;
 920 };
 921
 922 class chapter_item_c
 923 {
 924 public:
 925     chapter_item_c()
 926     :i_start_time(0)
 927     ,i_end_time(-1)
 928     ,i_user_start_time(-1)
 929     ,i_user_end_time(-1)
 930     ,i_seekpoint_num(-1)
 931     ,b_display_seekpoint(true)
 932     ,b_user_display(false)
 933     ,psz_parent(NULL)
 934     ,b_is_leaving(false)
 935     {}
 936
 937     virtual ~chapter_item_c()
 938     {
 939         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 940         while ( index != codecs.end() )
 941         {
 942             delete (*index);
 943             index++;
 944         }
 945         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 946         while ( index_ != sub_chapters.end() )
 947         {
 948             delete (*index_);
 949             index_++;
 950         }
 951     }
 952
 953     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 954     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 955     virtual chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current, bool & b_found );
 956     void Append( const chapter_item_c & edition );
 957     chapter_item_c * FindChapter( int64_t i_find_uid );
 958     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 959                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 960                                     const void *p_cookie,
 961                                     size_t i_cookie_size );
 962     std::string                 GetCodecName( bool f_for_title = false ) const;
 963     bool                        ParentOf( const chapter_item_c & item ) const;
 964     int16                       GetTitleNumber( ) const;
 965
 966     int64_t                     i_start_time, i_end_time;
 967     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 968     std::vector<chapter_item_c*> sub_chapters;
 969     int                         i_seekpoint_num;
 970     int64_t                     i_uid;
 971     bool                        b_display_seekpoint;
 972     bool                        b_user_display;
 973     std::string                 psz_name;
 974     chapter_item_c              *psz_parent;
 975     bool                        b_is_leaving;
 976
 977     std::vector<chapter_codec_cmds_c*> codecs;
 978
 979     static bool CompareTimecode( const chapter_item_c * itemA, const chapter_item_c * itemB )
 980     {
 981         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) );
 982     }
 983
 984     bool Enter( bool b_do_subchapters );
 985     bool Leave( bool b_do_subchapters );
 986     bool EnterAndLeave( chapter_item_c *p_item, bool b_enter = true );
 987 };
 988
 989 class chapter_edition_c : public chapter_item_c
 990 {
 991 public:
 992     chapter_edition_c()
 993     :b_ordered(false)
 994     {}
 995
 996     void RefreshChapters( );
 997     mtime_t Duration() const;
 998     std::string GetMainName() const;
 999     chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current );
1000
1001     bool                        b_ordered;
1002 };
1003
1004 class matroska_segment_c
1005 {
1006 public:
1007     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
1008         :segment(NULL)
1009         ,es(estream)
1010         ,i_timescale(MKVD_TIMECODESCALE)
1011         ,i_duration(-1)
1012         ,i_start_time(0)
1013         ,i_cues_position(-1)
1014         ,i_chapters_position(-1)
1015         ,i_tags_position(-1)
1016         ,cluster(NULL)
1017         ,i_block_pos(0)
1018         ,i_cluster_pos(0)
1019         ,i_start_pos(0)
1020         ,p_segment_uid(NULL)
1021         ,p_prev_segment_uid(NULL)
1022         ,p_next_segment_uid(NULL)
1023         ,b_cues(VLC_FALSE)
1024         ,i_index(0)
1025         ,i_index_max(1024)
1026         ,psz_muxing_application(NULL)
1027         ,psz_writing_application(NULL)
1028         ,psz_segment_filename(NULL)
1029         ,psz_title(NULL)
1030         ,psz_date_utc(NULL)
1031         ,i_default_edition(0)
1032         ,sys(demuxer)
1033         ,ep(NULL)
1034         ,b_preloaded(false)
1035     {
1036         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1037     }
1038
1039     virtual ~matroska_segment_c()
1040     {
1041         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1042         {
1043             if ( tracks[i_track]->p_compression_data )
1044             {
1045                 delete tracks[i_track]->p_compression_data;
1046             }
1047             es_format_Clean( &tracks[i_track]->fmt );
1048             if( tracks[i_track]->p_extra_data )
1049                 free( tracks[i_track]->p_extra_data );
1050             if( tracks[i_track]->psz_codec )
1051                 free( tracks[i_track]->psz_codec );
1052             delete tracks[i_track];
1053         }
1054
1055         if( psz_writing_application )
1056         {
1057             free( psz_writing_application );
1058         }
1059         if( psz_muxing_application )
1060         {
1061             free( psz_muxing_application );
1062         }
1063         if( psz_segment_filename )
1064         {
1065             free( psz_segment_filename );
1066         }
1067         if( psz_title )
1068         {
1069             free( psz_title );
1070         }
1071         if( psz_date_utc )
1072         {
1073             free( psz_date_utc );
1074         }
1075         if ( p_indexes )
1076             free( p_indexes );
1077
1078         delete ep;
1079         delete segment;
1080         delete p_segment_uid;
1081         delete p_prev_segment_uid;
1082         delete p_next_segment_uid;
1083
1084         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1085         while ( index != stored_editions.end() )
1086         {
1087             delete (*index);
1088             index++;
1089         }
1090         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1091         while ( indext != translations.end() )
1092         {
1093             delete (*indext);
1094             indext++;
1095         }
1096         std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
1097         while ( indexf != families.end() )
1098         {
1099             delete (*indexf);
1100             indexf++;
1101         }
1102     }
1103
1104     KaxSegment              *segment;
1105     EbmlStream              & es;
1106
1107     /* time scale */
1108     uint64_t                i_timescale;
1109
1110     /* duration of the segment */
1111     mtime_t                 i_duration;
1112     mtime_t                 i_start_time;
1113
1114     /* all tracks */
1115     std::vector<mkv_track_t*> tracks;
1116
1117     /* from seekhead */
1118     int64_t                 i_cues_position;
1119     int64_t                 i_chapters_position;
1120     int64_t                 i_tags_position;
1121
1122     KaxCluster              *cluster;
1123     uint64                  i_block_pos;
1124     uint64                  i_cluster_pos;
1125     int64_t                 i_start_pos;
1126     KaxSegmentUID           *p_segment_uid;
1127     KaxPrevUID              *p_prev_segment_uid;
1128     KaxNextUID              *p_next_segment_uid;
1129
1130     vlc_bool_t              b_cues;
1131     int                     i_index;
1132     int                     i_index_max;
1133     mkv_index_t             *p_indexes;
1134
1135     /* info */
1136     char                    *psz_muxing_application;
1137     char                    *psz_writing_application;
1138     char                    *psz_segment_filename;
1139     char                    *psz_title;
1140     char                    *psz_date_utc;
1141
1142     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1143     /* when you remove this variable the compiler issues an atomicity error */
1144     /* this variable only works when using std::vector<chapter_edition_c> */
1145     std::vector<chapter_edition_c*> stored_editions;
1146     int                             i_default_edition;
1147
1148     std::vector<chapter_translation_c*> translations;
1149     std::vector<KaxSegmentFamily*>  families;
1150
1151     demux_sys_t                    & sys;
1152     EbmlParser                     *ep;
1153     bool                           b_preloaded;
1154
1155     bool Preload( );
1156     bool PreloadFamily( const matroska_segment_c & segment );
1157     void ParseInfo( KaxInfo *info );
1158     void ParseAttachments( KaxAttachments *attachments );
1159     void ParseChapters( KaxChapters *chapters );
1160     void ParseSeekHead( KaxSeekHead *seekhead );
1161     void ParseTracks( KaxTracks *tracks );
1162     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1163     void ParseTrackEntry( KaxTrackEntry *m );
1164     void ParseCluster( );
1165     void IndexAppendCluster( KaxCluster *cluster );
1166     void LoadCues( );
1167     void LoadTags( );
1168     void InformationCreate( );
1169     void Seek( mtime_t i_date, mtime_t i_time_offset );
1170 #if LIBMATROSKA_VERSION >= 0x000800
1171     int BlockGet( KaxBlock * &, KaxSimpleBlock * &, int64_t *, int64_t *, int64_t *);
1172 #else
1173     int BlockGet( KaxBlock * &, int64_t *, int64_t *, int64_t *);
1174 #endif
1175     bool Select( mtime_t i_start_time );
1176     void UnSelect( );
1177
1178     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1179 };
1180
1181 // class holding hard-linked segment together in the playback order
1182 class virtual_segment_c
1183 {
1184 public:
1185     virtual_segment_c( matroska_segment_c *p_segment )
1186         :p_editions(NULL)
1187         ,i_sys_title(0)
1188         ,i_current_segment(0)
1189         ,i_current_edition(-1)
1190         ,psz_current_chapter(NULL)
1191     {
1192         linked_segments.push_back( p_segment );
1193
1194         AppendUID( p_segment->p_segment_uid );
1195         AppendUID( p_segment->p_prev_segment_uid );
1196         AppendUID( p_segment->p_next_segment_uid );
1197     }
1198
1199     void Sort();
1200     size_t AddSegment( matroska_segment_c *p_segment );
1201     void PreloadLinked( );
1202     mtime_t Duration( ) const;
1203     void LoadCues( );
1204     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1205
1206     inline chapter_edition_c *Edition()
1207     {
1208         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1209             return (*p_editions)[i_current_edition];
1210         return NULL;
1211     }
1212
1213     matroska_segment_c * Segment() const
1214     {
1215         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1216             return NULL;
1217         return linked_segments[i_current_segment];
1218     }
1219
1220     inline chapter_item_c *CurrentChapter() {
1221         return psz_current_chapter;
1222     }
1223
1224     bool SelectNext()
1225     {
1226         if ( i_current_segment < linked_segments.size()-1 )
1227         {
1228             i_current_segment++;
1229             return true;
1230         }
1231         return false;
1232     }
1233
1234     bool FindUID( KaxSegmentUID & uid ) const
1235     {
1236         for ( size_t i=0; i<linked_uids.size(); i++ )
1237         {
1238             if ( linked_uids[i] == uid )
1239                 return true;
1240         }
1241         return false;
1242     }
1243
1244     bool UpdateCurrentToChapter( demux_t & demux );
1245     void PrepareChapters( );
1246
1247     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1248                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1249                                         const void *p_cookie,
1250                                         size_t i_cookie_size );
1251     chapter_item_c *FindChapter( int64_t i_find_uid );
1252
1253     std::vector<chapter_edition_c*>  *p_editions;
1254     int                              i_sys_title;
1255
1256 protected:
1257     std::vector<matroska_segment_c*> linked_segments;
1258     std::vector<KaxSegmentUID>       linked_uids;
1259     size_t                           i_current_segment;
1260
1261     int                              i_current_edition;
1262     chapter_item_c                   *psz_current_chapter;
1263
1264     void                             AppendUID( const EbmlBinary * UID );
1265 };
1266
1267 class matroska_stream_c
1268 {
1269 public:
1270     matroska_stream_c( demux_sys_t & demuxer )
1271         :p_in(NULL)
1272         ,p_es(NULL)
1273         ,sys(demuxer)
1274     {}
1275
1276     virtual ~matroska_stream_c()
1277     {
1278         delete p_in;
1279         delete p_es;
1280     }
1281
1282     IOCallback         *p_in;
1283     EbmlStream         *p_es;
1284
1285     std::vector<matroska_segment_c*> segments;
1286
1287     demux_sys_t                      & sys;
1288 };
1289
1290 typedef struct
1291 {
1292     VLC_COMMON_MEMBERS
1293
1294     demux_t        *p_demux;
1295     vlc_mutex_t     lock;
1296
1297     vlc_bool_t      b_moved;
1298     vlc_bool_t      b_clicked;
1299     vlc_bool_t      b_key;
1300
1301 } event_thread_t;
1302
1303
1304 class attachment_c
1305 {
1306 public:
1307     attachment_c()
1308         :p_data(NULL)
1309         ,i_size(0)
1310     {}
1311     virtual ~attachment_c()
1312     {
1313         if( p_data ) free( p_data );
1314     }
1315
1316     std::string    psz_file_name;
1317     std::string    psz_mime_type;
1318     void          *p_data;
1319     int            i_size;
1320 };
1321
1322 class demux_sys_t
1323 {
1324 public:
1325     demux_sys_t( demux_t & demux )
1326         :demuxer(demux)
1327         ,i_pts(0)
1328         ,i_start_pts(0)
1329         ,i_chapter_time(0)
1330         ,meta(NULL)
1331         ,i_current_title(0)
1332         ,p_current_segment(NULL)
1333         ,dvd_interpretor( *this )
1334         ,f_duration(-1.0)
1335         ,b_ui_hooked(false)
1336         ,p_input(NULL)
1337         ,b_pci_packet_set(false)
1338         ,p_ev(NULL)
1339     {
1340         vlc_mutex_init( &demuxer, &lock_demuxer );
1341     }
1342
1343     virtual ~demux_sys_t()
1344     {
1345         StopUiThread();
1346         size_t i;
1347         for ( i=0; i<streams.size(); i++ )
1348             delete streams[i];
1349         for ( i=0; i<opened_segments.size(); i++ )
1350             delete opened_segments[i];
1351         for ( i=0; i<used_segments.size(); i++ )
1352             delete used_segments[i];
1353         for ( i=0; i<stored_attachments.size(); i++ )
1354             delete stored_attachments[i];
1355         if( meta ) vlc_meta_Delete( meta );
1356
1357         while( titles.size() )
1358         { vlc_input_title_Delete( titles.back() ); titles.pop_back();}
1359
1360         vlc_mutex_destroy( &lock_demuxer );
1361     }
1362
1363     /* current data */
1364     demux_t                 & demuxer;
1365
1366     mtime_t                 i_pts;
1367     mtime_t                 i_start_pts;
1368     mtime_t                 i_chapter_time;
1369
1370     vlc_meta_t              *meta;
1371
1372     std::vector<input_title_t*>      titles; // matroska editions
1373     size_t                           i_current_title;
1374
1375     std::vector<matroska_stream_c*>  streams;
1376     std::vector<attachment_c*>       stored_attachments;
1377     std::vector<matroska_segment_c*> opened_segments;
1378     std::vector<virtual_segment_c*>  used_segments;
1379     virtual_segment_c                *p_current_segment;
1380
1381     dvd_command_interpretor_c        dvd_interpretor;
1382
1383     /* duration of the stream */
1384     float                   f_duration;
1385
1386     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1387     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1388                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1389                                         const void *p_cookie,
1390                                         size_t i_cookie_size,
1391                                         virtual_segment_c * & p_segment_found );
1392     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1393
1394     void PreloadFamily( const matroska_segment_c & of_segment );
1395     void PreloadLinked( matroska_segment_c *p_segment );
1396     bool PreparePlayback( virtual_segment_c *p_new_segment );
1397     matroska_stream_c *AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial = false );
1398     void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1399
1400     void StartUiThread();
1401     void StopUiThread();
1402     bool b_ui_hooked;
1403     inline void SwapButtons();
1404
1405     /* for spu variables */
1406     input_thread_t *p_input;
1407     pci_t          pci_packet;
1408     bool           b_pci_packet_set;
1409     uint8_t        palette[4][4];
1410     vlc_mutex_t    lock_demuxer;
1411
1412     /* event */
1413     event_thread_t *p_ev;
1414     static int EventThread( vlc_object_t *p_this );
1415     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1416                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1417     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1418                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1419
1420
1421
1422 protected:
1423     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1424     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1425 };
1426
1427 static int  Demux  ( demux_t * );
1428 static int  Control( demux_t *, int, va_list );
1429 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1430
1431 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1432
1433 static inline char * ToUTF8( const UTFstring &u )
1434 {
1435     return strdup( u.GetUTF8().c_str() );
1436 }
1437
1438 /*****************************************************************************
1439  * Open: initializes matroska demux structures
1440  *****************************************************************************/
1441 static int Open( vlc_object_t * p_this )
1442 {
1443     demux_t            *p_demux = (demux_t*)p_this;
1444     demux_sys_t        *p_sys;
1445     matroska_stream_c  *p_stream;
1446     matroska_segment_c *p_segment;
1447     uint8_t            *p_peek;
1448     std::string        s_path, s_filename;
1449     vlc_stream_io_callback *p_io_callback;
1450     EbmlStream         *p_io_stream;
1451
1452     /* peek the begining */
1453     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1454
1455     /* is a valid file */
1456     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1457         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1458
1459     /* Set the demux function */
1460     p_demux->pf_demux   = Demux;
1461     p_demux->pf_control = Control;
1462     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1463
1464     p_io_callback = new vlc_stream_io_callback( p_demux->s, VLC_FALSE );
1465     p_io_stream = new EbmlStream( *p_io_callback );
1466
1467     if( p_io_stream == NULL )
1468     {
1469         msg_Err( p_demux, "failed to create EbmlStream" );
1470         delete p_io_callback;
1471         delete p_sys;
1472         return VLC_EGENERIC;
1473     }
1474
1475     p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_io_stream, true );
1476     if( p_stream == NULL )
1477     {
1478         msg_Err( p_demux, "cannot find KaxSegment" );
1479         goto error;
1480     }
1481     p_sys->streams.push_back( p_stream );
1482
1483     p_stream->p_in = p_io_callback;
1484     p_stream->p_es = p_io_stream;
1485
1486     for (size_t i=0; i<p_stream->segments.size(); i++)
1487     {
1488         p_stream->segments[i]->Preload();
1489     }
1490
1491     p_segment = p_stream->segments[0];
1492     if( p_segment->cluster != NULL )
1493     {
1494         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1495
1496         // reset the stream reading to the first cluster of the segment used
1497         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1498     }
1499
1500     if (config_GetInt( p_demux, "mkv-preload-local-dir" ))
1501     {
1502         /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1503         if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1504         {
1505             // assume it's a regular file
1506             // get the directory path
1507             s_path = p_demux->psz_path;
1508             if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1509             {
1510                 s_path = s_path.substr(0,s_path.length()-1);
1511             }
1512             else
1513             {
1514                 if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1515                 {
1516                     s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1517                 }
1518             }
1519
1520             DIR *p_src_dir = utf8_opendir(s_path.c_str());
1521
1522             if (p_src_dir != NULL)
1523             {
1524                 char *psz_file;
1525                 while ((psz_file = utf8_readdir(p_src_dir)) != NULL)
1526                 {
1527                     if (strlen(psz_file) > 4)
1528                     {
1529                         s_filename = s_path + DIRECTORY_SEPARATOR + psz_file;
1530
1531 #ifdef WIN32
1532                         if (!strcasecmp(s_filename.c_str(), p_demux->psz_path))
1533 #else
1534                         if (!s_filename.compare(p_demux->psz_path))
1535 #endif
1536                             continue; // don't reuse the original opened file
1537
1538 #if defined(__GNUC__) && (__GNUC__ < 3)
1539                         if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1540                             !s_filename.compare("mka", s_filename.length() - 3, 3))
1541 #else
1542                         if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1543                             !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1544 #endif
1545                         {
1546                             // test wether this file belongs to our family
1547                             uint8_t *p_peek;
1548                             bool file_ok = false;
1549                             stream_t *p_file_stream = stream_UrlNew( p_demux, s_filename.c_str());
1550                             /* peek the begining */
1551                             if( p_file_stream &&
1552                                 stream_Peek( p_file_stream, &p_peek, 4 ) >= 4
1553                                 && p_peek[0] == 0x1a && p_peek[1] == 0x45 &&
1554                                 p_peek[2] == 0xdf && p_peek[3] == 0xa3 ) file_ok = true;
1555
1556                             if ( file_ok )
1557                             {
1558                                 vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, VLC_TRUE );
1559                                 EbmlStream *p_estream = new EbmlStream(*p_file_io);
1560
1561                                 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );
1562
1563                                 if ( p_stream == NULL )
1564                                 {
1565                                     msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1566                                     delete p_estream;
1567                                     delete p_file_io;
1568                                 }
1569                                 else
1570                                 {
1571                                     p_stream->p_in = p_file_io;
1572                                     p_stream->p_es = p_estream;
1573                                     p_sys->streams.push_back( p_stream );
1574                                 }
1575                             }
1576                             else
1577                             {
1578                                 if( p_file_stream ) {
1579                                     stream_Delete( p_file_stream );
1580                                 }
1581                                 msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
1582                             }
1583                         }
1584                     }
1585                     free (psz_file);
1586                 }
1587                 closedir( p_src_dir );
1588             }
1589         }
1590
1591         p_sys->PreloadFamily( *p_segment );
1592     }
1593
1594     p_sys->PreloadLinked( p_segment );
1595
1596     if ( !p_sys->PreparePlayback( NULL ) )
1597     {
1598         msg_Err( p_demux, "cannot use the segment" );
1599         goto error;
1600     }
1601
1602     p_sys->StartUiThread();
1603
1604     return VLC_SUCCESS;
1605
1606 error:
1607     delete p_sys;
1608     return VLC_EGENERIC;
1609 }
1610
1611 /*****************************************************************************
1612  * Close: frees unused data
1613  *****************************************************************************/
1614 static void Close( vlc_object_t *p_this )
1615 {
1616     demux_t     *p_demux = (demux_t*)p_this;
1617     demux_sys_t *p_sys   = p_demux->p_sys;
1618
1619     delete p_sys;
1620 }
1621
1622 /*****************************************************************************
1623  * Control:
1624  *****************************************************************************/
1625 static int Control( demux_t *p_demux, int i_query, va_list args )
1626 {
1627     demux_sys_t        *p_sys = p_demux->p_sys;
1628     int64_t     *pi64;
1629     double      *pf, f;
1630     int         i_skp;
1631     size_t      i_idx;
1632
1633     vlc_meta_t *p_meta;
1634     input_attachment_t ***ppp_attach;
1635     int *pi_int;
1636     int i;
1637
1638     switch( i_query )
1639     {
1640         case DEMUX_GET_ATTACHMENTS:
1641             ppp_attach = (input_attachment_t***)va_arg( args, input_attachment_t*** );
1642             pi_int = (int*)va_arg( args, int * );
1643
1644             if( p_sys->stored_attachments.size() <= 0 )
1645                 return VLC_EGENERIC;
1646
1647             *pi_int = p_sys->stored_attachments.size();
1648             *ppp_attach = (input_attachment_t**)malloc( sizeof(input_attachment_t**) *
1649                                                         p_sys->stored_attachments.size() );
1650             for( i = 0; i < p_sys->stored_attachments.size(); i++ )
1651             {
1652                 attachment_c *a = p_sys->stored_attachments[i];
1653                 *(ppp_attach)[i] = vlc_input_attachment_New( a->psz_file_name.c_str(), a->psz_mime_type.c_str(), NULL,
1654                                                              a->p_data, a->i_size );
1655             }
1656             return VLC_SUCCESS;
1657
1658         case DEMUX_GET_META:
1659             p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
1660             vlc_meta_Merge( p_meta, p_sys->meta );
1661             return VLC_SUCCESS;
1662
1663         case DEMUX_GET_LENGTH:
1664             pi64 = (int64_t*)va_arg( args, int64_t * );
1665             if( p_sys->f_duration > 0.0 )
1666             {
1667                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1668                 return VLC_SUCCESS;
1669             }
1670             return VLC_EGENERIC;
1671
1672         case DEMUX_GET_POSITION:
1673             pf = (double*)va_arg( args, double * );
1674             if ( p_sys->f_duration > 0.0 )
1675                 *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);
1676             return VLC_SUCCESS;
1677
1678         case DEMUX_SET_POSITION:
1679             f = (double)va_arg( args, double );
1680             Seek( p_demux, -1, f, NULL );
1681             return VLC_SUCCESS;
1682
1683         case DEMUX_GET_TIME:
1684             pi64 = (int64_t*)va_arg( args, int64_t * );
1685             *pi64 = p_sys->i_pts;
1686             return VLC_SUCCESS;
1687
1688         case DEMUX_GET_TITLE_INFO:
1689             if( p_sys->titles.size() )
1690             {
1691                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1692                 int *pi_int    = (int*)va_arg( args, int* );
1693
1694                 *pi_int = p_sys->titles.size();
1695                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1696
1697                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1698                 {
1699                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1700                 }
1701
1702                 return VLC_SUCCESS;
1703             }
1704             return VLC_EGENERIC;
1705
1706         case DEMUX_SET_TITLE:
1707             /* TODO handle editions as titles */
1708             i_idx = (int)va_arg( args, int );
1709             if( i_idx < p_sys->used_segments.size() )
1710             {
1711                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1712                 return VLC_SUCCESS;
1713             }
1714             return VLC_EGENERIC;
1715
1716         case DEMUX_SET_SEEKPOINT:
1717             i_skp = (int)va_arg( args, int );
1718
1719             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1720             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1721             {
1722                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1723                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1724                 p_demux->info.i_seekpoint = i_skp;
1725                 return VLC_SUCCESS;
1726             }
1727             return VLC_EGENERIC;
1728
1729         case DEMUX_SET_TIME:
1730         case DEMUX_GET_FPS:
1731         default:
1732             return VLC_EGENERIC;
1733     }
1734 }
1735
1736 #if LIBMATROSKA_VERSION >= 0x000800
1737 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1738 #else
1739 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1740 #endif
1741 {
1742 #if LIBMATROSKA_VERSION >= 0x000800
1743     pp_simpleblock = NULL;
1744 #endif
1745     pp_block = NULL;
1746     *pi_ref1  = 0;
1747     *pi_ref2  = 0;
1748
1749     for( ;; )
1750     {
1751         EbmlElement *el = NULL;
1752         int         i_level;
1753
1754         if ( ep == NULL )
1755             return VLC_EGENERIC;
1756
1757 #if LIBMATROSKA_VERSION >= 0x000800
1758         if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
1759 #else
1760         if( (el = ep->Get()) == NULL && pp_block != NULL )
1761 #endif
1762         {
1763             /* update the index */
1764 #define idx p_indexes[i_index - 1]
1765             if( i_index > 0 && idx.i_time == -1 )
1766             {
1767 #if LIBMATROSKA_VERSION >= 0x000800
1768                 if ( pp_simpleblock != NULL )
1769                     idx.i_time        = pp_simpleblock->GlobalTimecode() / (mtime_t)1000;
1770                 else
1771 #endif
1772                     idx.i_time        = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1773                 idx.b_key         = *pi_ref1 == 0 ? VLC_TRUE : VLC_FALSE;
1774             }
1775 #undef idx
1776             return VLC_SUCCESS;
1777         }
1778
1779         i_level = ep->GetLevel();
1780
1781         if( el == NULL )
1782         {
1783             if( i_level > 1 )
1784             {
1785                 ep->Up();
1786                 continue;
1787             }
1788             msg_Warn( &sys.demuxer, "EOF" );
1789             return VLC_EGENERIC;
1790         }
1791
1792         /* do parsing */
1793         switch ( i_level )
1794         {
1795         case 1:
1796             if( MKV_IS_ID( el, KaxCluster ) )
1797             {
1798                 cluster = (KaxCluster*)el;
1799                 i_cluster_pos = cluster->GetElementPosition();
1800
1801                 /* add it to the index */
1802                 if( i_index == 0 ||
1803                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1804                 {
1805                     IndexAppendCluster( cluster );
1806                 }
1807
1808                 // reset silent tracks
1809                 for (size_t i=0; i<tracks.size(); i++)
1810                 {
1811                     tracks[i]->b_silent = VLC_FALSE;
1812                 }
1813
1814                 ep->Down();
1815             }
1816             else if( MKV_IS_ID( el, KaxCues ) )
1817             {
1818                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1819                 return VLC_EGENERIC;
1820             }
1821             else
1822             {
1823                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1824             }
1825             break;
1826         case 2:
1827             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1828             {
1829                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1830
1831                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1832                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1833             }
1834             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1835             {
1836                 ep->Down();
1837             }
1838             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1839             {
1840                 i_block_pos = el->GetElementPosition();
1841                 ep->Down();
1842             }
1843 #if LIBMATROSKA_VERSION >= 0x000800
1844             else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1845             {
1846                 pp_simpleblock = (KaxSimpleBlock*)el;
1847
1848                 pp_simpleblock->ReadData( es.I_O() );
1849                 pp_simpleblock->SetParent( *cluster );
1850             }
1851 #endif
1852             break;
1853         case 3:
1854             if( MKV_IS_ID( el, KaxBlock ) )
1855             {
1856                 pp_block = (KaxBlock*)el;
1857
1858                 pp_block->ReadData( es.I_O() );
1859                 pp_block->SetParent( *cluster );
1860
1861                 ep->Keep();
1862             }
1863             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1864             {
1865                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1866
1867                 dur.ReadData( es.I_O() );
1868                 *pi_duration = uint64( dur );
1869             }
1870             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1871             {
1872                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1873
1874                 ref.ReadData( es.I_O() );
1875                 if( *pi_ref1 == 0 )
1876                 {
1877                     *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1878                 }
1879                 else if( *pi_ref2 == 0 )
1880                 {
1881                     *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1882                 }
1883             }
1884             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1885             {
1886                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1887                 track_num.ReadData( es.I_O() );
1888                 // find the track
1889                 for (size_t i=0; i<tracks.size(); i++)
1890                 {
1891                     if ( tracks[i]->i_number == uint32(track_num))
1892                     {
1893                         tracks[i]->b_silent = VLC_TRUE;
1894                         break;
1895                     }
1896                 }
1897             }
1898             break;
1899         default:
1900             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1901             return VLC_EGENERIC;
1902         }
1903     }
1904 }
1905
1906 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem, size_t offset)
1907 {
1908     block_t *p_block;
1909     if( !(p_block = block_New( p_demux, i_mem + offset ) ) ) return NULL;
1910     memcpy( p_block->p_buffer + offset, p_mem, i_mem );
1911     //p_block->i_rate = p_input->stream.control.i_rate;
1912     return p_block;
1913 }
1914
1915 #if LIBMATROSKA_VERSION >= 0x000800
1916 static void BlockDecode( demux_t *p_demux, KaxBlock *block, KaxSimpleBlock *simpleblock,
1917                          mtime_t i_pts, mtime_t i_duration, bool f_mandatory )
1918 #else
1919 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1920                          mtime_t i_duration, bool f_mandatory )
1921 #endif
1922 {
1923     demux_sys_t        *p_sys = p_demux->p_sys;
1924     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1925
1926     size_t          i_track;
1927     unsigned int    i;
1928     vlc_bool_t      b;
1929
1930 #define tk  p_segment->tracks[i_track]
1931     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1932     {
1933 #if LIBMATROSKA_VERSION >= 0x000800
1934         if( (block != NULL && tk->i_number == block->TrackNum()) ||
1935             (simpleblock != NULL && tk->i_number == simpleblock->TrackNum()))
1936 #else
1937         if( tk->i_number == block->TrackNum() )
1938 #endif
1939         {
1940             break;
1941         }
1942     }
1943
1944     if( i_track >= p_segment->tracks.size() )
1945     {
1946         msg_Err( p_demux, "invalid track number" );
1947         return;
1948     }
1949     if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1950     {
1951         msg_Err( p_demux, "unknown track number" );
1952         return;
1953     }
1954     if( i_pts + i_duration < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1955     {
1956         return; /* discard audio packets that shouldn't be rendered */
1957     }
1958
1959     if ( tk->fmt.i_cat != NAV_ES )
1960     {
1961         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1962
1963         if( !b )
1964         {
1965             tk->b_inited = VLC_FALSE;
1966             return;
1967         }
1968     }
1969
1970
1971     /* First send init data */
1972     if( !tk->b_inited && tk->i_data_init > 0 )
1973     {
1974         block_t *p_init;
1975
1976         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1977         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init, 0 );
1978         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1979     }
1980     tk->b_inited = VLC_TRUE;
1981
1982
1983 #if LIBMATROSKA_VERSION >= 0x000800
1984     for( i = 0;
1985         (block != NULL && i < block->NumberFrames()) || (simpleblock != NULL && i < simpleblock->NumberFrames());
1986         i++ )
1987 #else
1988     for( i = 0; i < block->NumberFrames(); i++ )
1989 #endif
1990     {
1991         block_t *p_block;
1992         DataBuffer *data;
1993 #if LIBMATROSKA_VERSION >= 0x000800
1994         if ( simpleblock != NULL )
1995         {
1996             data = &simpleblock->GetBuffer(i);
1997             // condition when the DTS is correct (keyframe or B frame == NOT P frame)
1998             f_mandatory = simpleblock->IsDiscardable() || simpleblock->IsKeyframe();
1999         }
2000         else
2001 #endif
2002         data = &block->GetBuffer(i);
2003
2004         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER && tk->p_compression_data != NULL )
2005             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), tk->p_compression_data->GetSize() );
2006         else
2007             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), 0 );
2008
2009         if( p_block == NULL )
2010         {
2011             break;
2012         }
2013
2014 #if defined(HAVE_ZLIB_H)
2015         if( tk->i_compression_type == MATROSKA_COMPRESSION_ZLIB )
2016         {
2017             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
2018         }
2019         else
2020 #endif
2021         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER )
2022         {
2023             memcpy( p_block->p_buffer, tk->p_compression_data->GetBuffer(), tk->p_compression_data->GetSize() );
2024         }
2025
2026         if ( tk->fmt.i_cat == NAV_ES )
2027         {
2028             // TODO handle the start/stop times of this packet
2029             if ( p_sys->b_ui_hooked )
2030             {
2031                 vlc_mutex_lock( &p_sys->p_ev->lock );
2032                 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
2033                 p_sys->SwapButtons();
2034                 p_sys->b_pci_packet_set = true;
2035                 vlc_mutex_unlock( &p_sys->p_ev->lock );
2036                 block_Release( p_block );
2037             }
2038             return;
2039         }
2040         // correct timestamping when B frames are used
2041         if( tk->fmt.i_cat != VIDEO_ES )
2042         {
2043             p_block->i_dts = p_block->i_pts = i_pts;
2044         }
2045         else
2046         {
2047             if( !strcmp( tk->psz_codec, "V_MS/VFW/FOURCC" ) )
2048             {
2049                 // in VFW we have no idea about B frames
2050                 p_block->i_pts = 0;
2051                 p_block->i_dts = i_pts;
2052             }
2053             else
2054             {
2055                 p_block->i_pts = i_pts;
2056                 if ( f_mandatory )
2057                     p_block->i_dts = p_block->i_pts;
2058                 else
2059                     p_block->i_dts = min( i_pts, tk->i_last_dts + (mtime_t)(tk->i_default_duration >> 10));
2060                 p_sys->i_pts = p_block->i_dts;
2061             }
2062         }
2063         tk->i_last_dts = p_block->i_dts;
2064
2065 #if 0
2066 msg_Dbg( p_demux, "block i_dts: "I64Fd" / i_pts: "I64Fd, p_block->i_dts, p_block->i_pts);
2067 #endif
2068         if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
2069         {
2070             p_block->i_length = i_duration * 1000;
2071         }
2072
2073         es_out_Send( p_demux->out, tk->p_es, p_block );
2074
2075         /* use time stamp only for first block */
2076         i_pts = 0;
2077     }
2078
2079 #undef tk
2080 }
2081
2082 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial )
2083 {
2084     int i_upper_lvl = 0;
2085     size_t i;
2086     EbmlElement *p_l0, *p_l1, *p_l2;
2087     bool b_keep_stream = false, b_keep_segment;
2088
2089     // verify the EBML Header
2090     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
2091     if (p_l0 == NULL)
2092     {
2093         msg_Err( p_demux, "No EBML header found" );
2094         return NULL;
2095     }
2096
2097     // verify we can read this Segment, we only support Matroska version 1 for now
2098     p_l0->Read(*p_estream, EbmlHead::ClassInfos.Context, i_upper_lvl, p_l0, true);
2099
2100     EDocType doc_type = GetChild<EDocType>(*static_cast<EbmlHead*>(p_l0));
2101     if (std::string(doc_type) != "matroska")
2102     {
2103         msg_Err( p_demux, "Not a Matroska file : DocType = %s ", std::string(doc_type).c_str());
2104         return NULL;
2105     }
2106
2107     EDocTypeReadVersion doc_read_version = GetChild<EDocTypeReadVersion>(*static_cast<EbmlHead*>(p_l0));
2108 #if LIBMATROSKA_VERSION >= 0x000800
2109     if (uint64(doc_read_version) > 2)
2110     {
2111         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1 & 2", uint64(doc_read_version));
2112         return NULL;
2113     }
2114 #else
2115     if (uint64(doc_read_version) != 1)
2116     {
2117         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1", uint64(doc_read_version));
2118         return NULL;
2119     }
2120 #endif
2121
2122     delete p_l0;
2123
2124
2125     // find all segments in this file
2126     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFFLL);
2127     if (p_l0 == NULL)
2128     {
2129         return NULL;
2130     }
2131
2132     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
2133
2134     while (p_l0 != 0)
2135     {
2136         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
2137         {
2138             EbmlParser  *ep;
2139             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
2140             b_keep_segment = b_initial;
2141
2142             ep = new EbmlParser(p_estream, p_l0, &demuxer );
2143             p_segment1->ep = ep;
2144             p_segment1->segment = (KaxSegment*)p_l0;
2145
2146             while ((p_l1 = ep->Get()))
2147             {
2148                 if (MKV_IS_ID(p_l1, KaxInfo))
2149                 {
2150                     // find the families of this segment
2151                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
2152
2153                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
2154                     for( i = 0; i < p_info->ListSize(); i++ )
2155                     {
2156                         EbmlElement *l = (*p_info)[i];
2157
2158                         if( MKV_IS_ID( l, KaxSegmentUID ) )
2159                         {
2160                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
2161                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
2162                             if ( !b_keep_segment )
2163                                 break; // this segment is already known
2164                             opened_segments.push_back( p_segment1 );
2165                             delete p_segment1->p_segment_uid;
2166                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
2167                         }
2168                         else if( MKV_IS_ID( l, KaxPrevUID ) )
2169                         {
2170                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
2171                         }
2172                         else if( MKV_IS_ID( l, KaxNextUID ) )
2173                         {
2174                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
2175                         }
2176                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
2177                         {
2178                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
2179                             p_segment1->families.push_back( p_fam );
2180                         }
2181                     }
2182                     break;
2183                 }
2184             }
2185             if ( b_keep_segment )
2186             {
2187                 b_keep_stream = true;
2188                 p_stream1->segments.push_back( p_segment1 );
2189             }
2190             else
2191                 delete p_segment1;
2192         }
2193         if (p_l0->IsFiniteSize() )
2194         {
2195             p_l0->SkipData(*p_estream, KaxMatroska_Context);
2196             p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
2197         }
2198         else
2199             p_l0 = p_l0->SkipData(*p_estream, KaxSegment_Context);
2200     }
2201
2202     if ( !b_keep_stream )
2203     {
2204         delete p_stream1;
2205         p_stream1 = NULL;
2206     }
2207
2208     return p_stream1;
2209 }
2210
2211 bool matroska_segment_c::Select( mtime_t i_start_time )
2212 {
2213     size_t i_track;
2214
2215     /* add all es */
2216     msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
2217     sys.b_pci_packet_set = false;
2218
2219     for( i_track = 0; i_track < tracks.size(); i_track++ )
2220     {
2221         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
2222         {
2223             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2224             tracks[i_track]->p_es = NULL;
2225             continue;
2226         }
2227
2228         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
2229         {
2230             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
2231             {
2232                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2233                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2234             }
2235             else
2236             {
2237                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2238
2239                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2240                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2241                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2242
2243                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2244                 if( tracks[i_track]->fmt.i_extra > 0 )
2245                 {
2246                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2247                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2248                 }
2249             }
2250         }
2251         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2252                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2253         {
2254             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2255         }
2256         else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
2257         {
2258             uint8_t *p_data = tracks[i_track]->p_extra_data;
2259             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'h', 'e', 'o' );
2260             if( tracks[i_track]->i_extra_data >= 4 ) {
2261                 if( p_data[0] == 2 ) {
2262                     int i = 1;
2263                     int i_size1 = 0, i_size2 = 0;
2264                     p_data++;
2265                     /* read size of first header packet */
2266                     while( *p_data == 0xFF &&
2267                            i < tracks[i_track]->i_extra_data )
2268                     {
2269                         i_size1 += *p_data;
2270                         p_data++;
2271                         i++;
2272                     }
2273                     i_size1 += *p_data;
2274                     p_data++;
2275                     i++;
2276                     msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
2277                     /* read size of second header packet */
2278                     while( *p_data == 0xFF &&
2279                            i < tracks[i_track]->i_extra_data )
2280                     {
2281                         i_size2 += *p_data;
2282                         p_data++;
2283                         i++;
2284                     }
2285                     i_size2 += *p_data;
2286                     p_data++;
2287                     i++;
2288                     int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
2289                         - i_size2;
2290                     msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
2291                     msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
2292                     tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
2293                         + 6;
2294                     if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0  ) {
2295                         tracks[i_track]->fmt.p_extra =
2296                             malloc( tracks[i_track]->fmt.i_extra );
2297                         uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
2298                         *p_out++ = (i_size1>>8) & 0xFF;
2299                         *p_out++ = i_size1 & 0xFF;
2300                         memcpy( p_out, p_data, i_size1 );
2301                         p_data += i_size1;
2302                         p_out += i_size1;
2303
2304                         *p_out++ = (i_size2>>8) & 0xFF;
2305                         *p_out++ = i_size2 & 0xFF;
2306                         memcpy( p_out, p_data, i_size2 );
2307                         p_data += i_size2;
2308                         p_out += i_size2;
2309
2310                         *p_out++ = (i_size3>>8) & 0xFF;
2311                         *p_out++ = i_size3 & 0xFF;
2312                         memcpy( p_out, p_data, i_size3 );
2313                         p_data += i_size3;
2314                         p_out += i_size3;
2315                     }
2316                     else
2317                     {
2318                         msg_Err( &sys.demuxer, "inconsistant theora extradata" );
2319                     }
2320                 }
2321                 else {
2322                     msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
2323                 }
2324             }
2325         }
2326         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2327         {
2328             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2329             {
2330                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2331             }
2332             else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO", 11 ) )
2333             {
2334                 /* A MPEG 4 codec, SP, ASP, AP or AVC */
2335                 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2336                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2337                 else
2338                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2339                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2340                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2341                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2342             }
2343         }
2344         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2345         {
2346             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2347             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2348                                                        tracks[i_track]->p_extra_data,
2349                                                        tracks[i_track]->i_extra_data,
2350                                                        VLC_FALSE );
2351             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2352             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2353             tracks[i_track]->fmt.i_codec = p_box->i_type;
2354             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2355             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2356             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2357             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2358             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2359             MP4_FreeBox_sample_vide( p_box );
2360             stream_Delete( p_mp4_stream );
2361         }
2362         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2363         {
2364             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2365             {
2366                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2367                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2368             }
2369             else
2370             {
2371                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2372
2373                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2374
2375                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2376                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2377                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2378                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2379                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2380
2381                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2382                 if( tracks[i_track]->fmt.i_extra > 0 )
2383                 {
2384                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2385                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2386                 }
2387             }
2388         }
2389         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2390                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2391                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2392         {
2393             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2394         }
2395         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2396         {
2397             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2398         }
2399         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2400         {
2401             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2402         }
2403         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2404         {
2405             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2406             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2407             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2408             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2409         }
2410         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2411         {
2412             int i, i_offset = 1, i_size[3], i_extra;
2413             uint8_t *p_extra;
2414
2415             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2416
2417             /* Split the 3 headers */
2418             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2419                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2420
2421             for( i = 0; i < 2; i++ )
2422             {
2423                 i_size[i] = 0;
2424                 while( i_offset < tracks[i_track]->i_extra_data )
2425                 {
2426                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2427                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2428                 }
2429             }
2430
2431             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2432             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2433             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2434
2435             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2436             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2437             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2438             for( i = 0; i < 3; i++ )
2439             {
2440                 *(p_extra++) = i_size[i] >> 8;
2441                 *(p_extra++) = i_size[i] & 0xFF;
2442                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2443                         i_size[i] );
2444                 p_extra += i_size[i];
2445                 i_extra += i_size[i];
2446             }
2447         }
2448         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2449                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2450         {
2451             int i_profile, i_srate, sbr = 0;
2452             static unsigned int i_sample_rates[] =
2453             {
2454                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2455                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2456             };
2457
2458             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2459             /* create data for faad (MP4DecSpecificDescrTag)*/
2460
2461             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2462             {
2463                 i_profile = 0;
2464             }
2465             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2466             {
2467                 i_profile = 1;
2468             }
2469             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2470             {
2471                 i_profile = 2;
2472             }
2473             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC/SBR" ) )
2474             {
2475                 i_profile = 1;
2476                 sbr = 1;
2477             }
2478             else
2479             {
2480                 i_profile = 3;
2481             }
2482
2483             for( i_srate = 0; i_srate < 13; i_srate++ )
2484             {
2485                 if( i_sample_rates[i_srate] == tracks[i_track]->i_original_rate )
2486                 {
2487                     break;
2488                 }
2489             }
2490             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2491
2492             tracks[i_track]->fmt.i_extra = sbr ? 5 : 2;
2493             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2494             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2495             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2496             if (sbr != 0)
2497             {
2498                 int syncExtensionType = 0x2B7;
2499                 int iDSRI;
2500                 for (iDSRI=0; iDSRI<13; iDSRI++)
2501                     if( i_sample_rates[iDSRI] == tracks[i_track]->fmt.audio.i_rate )
2502                         break;
2503                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[2] = (syncExtensionType >> 3) & 0xFF;
2504                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[3] = ((syncExtensionType & 0x7) << 5) | 5;
2505                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[4] = ((1 & 0x1) << 7) | (iDSRI << 3);
2506             }
2507         }
2508         else if( !strcmp( tracks[i_track]->psz_codec, "A_AAC" ) )
2509         {
2510             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2511             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2512             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2513             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2514         }
2515         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2516         {
2517             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'W', 'V', 'P', 'K' );
2518             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2519             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2520             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2521         }
2522         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2523         {
2524             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'T', 'T', 'A', '1' );
2525             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2526             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2527             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2528         }
2529         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2530                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2531                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2532         {
2533             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2534             {
2535                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2536             }
2537             else
2538             {
2539                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2540             }
2541             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2542         }
2543         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2544         {
2545             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2546             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2547         }
2548         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/USF" ) )
2549         {
2550             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 's', 'f', ' ' );
2551             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2552             if( tracks[i_track]->i_extra_data )
2553             {
2554                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2555                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2556                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2557             }
2558         }
2559         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2560                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2561                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2562                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2563         {
2564             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2565             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2566             if( tracks[i_track]->i_extra_data )
2567             {
2568                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2569                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2570                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2571             }
2572         }
2573         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2574         {
2575             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2576             if( tracks[i_track]->i_extra_data )
2577             {
2578                 char *p_start;
2579                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2580                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2581                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2582
2583                 p_start = strstr( p_buf, "size:" );
2584                 if( sscanf( p_start, "size: %dx%d",
2585                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2586                 {
2587                     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 );
2588                 }
2589                 else
2590                 {
2591                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2592                 }
2593                 free( p_buf );
2594             }
2595         }
2596         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2597         {
2598             tracks[i_track]->fmt.i_cat = NAV_ES;
2599             continue;
2600         }
2601         else
2602         {
2603             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2604             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2605         }
2606         if( tracks[i_track]->b_default )
2607         {
2608             tracks[i_track]->fmt.i_priority = 1000;
2609         }
2610
2611         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2612
2613         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2614     }
2615
2616     sys.i_start_pts = i_start_time;
2617     // reset the stream reading to the first cluster of the segment used
2618     es.I_O().setFilePointer( i_start_pos );
2619
2620     delete ep;
2621     ep = new EbmlParser( &es, segment, &sys.demuxer );
2622
2623     return true;
2624 }
2625
2626 void demux_sys_t::StartUiThread()
2627 {
2628     if ( !b_ui_hooked )
2629     {
2630         msg_Dbg( &demuxer, "Starting the UI Hook" );
2631         b_ui_hooked = true;
2632         /* FIXME hack hack hack hack FIXME */
2633         /* Get p_input and create variable */
2634         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2635         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2636         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2637         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2638         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2639         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2640         var_Create( p_input, "menu-palette", VLC_VAR_ADDRESS );
2641         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2642         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2643
2644         /* Now create our event thread catcher */
2645         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2646         p_ev->p_demux = &demuxer;
2647         p_ev->b_die = VLC_FALSE;
2648         vlc_mutex_init( p_ev, &p_ev->lock );
2649         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2650                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2651     }
2652 }
2653
2654 void demux_sys_t::StopUiThread()
2655 {
2656     if ( b_ui_hooked )
2657     {
2658         vlc_object_kill( p_ev );
2659         vlc_thread_join( p_ev );
2660         vlc_object_destroy( p_ev );
2661
2662         p_ev = NULL;
2663
2664         var_Destroy( p_input, "highlight-mutex" );
2665         var_Destroy( p_input, "highlight" );
2666         var_Destroy( p_input, "x-start" );
2667         var_Destroy( p_input, "x-end" );
2668         var_Destroy( p_input, "y-start" );
2669         var_Destroy( p_input, "y-end" );
2670         var_Destroy( p_input, "color" );
2671         var_Destroy( p_input, "menu-palette" );
2672
2673         vlc_object_release( p_input );
2674
2675         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2676     }
2677     b_ui_hooked = false;
2678 }
2679
2680 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2681                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2682 {
2683     event_thread_t *p_ev = (event_thread_t *) p_data;
2684     vlc_mutex_lock( &p_ev->lock );
2685     if( psz_var[6] == 'c' )
2686     {
2687         p_ev->b_clicked = VLC_TRUE;
2688         msg_Dbg( p_this, "Event Mouse: clicked");
2689     }
2690     else if( psz_var[6] == 'm' )
2691         p_ev->b_moved = VLC_TRUE;
2692     vlc_mutex_unlock( &p_ev->lock );
2693
2694     return VLC_SUCCESS;
2695 }
2696
2697 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2698                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2699 {
2700     event_thread_t *p_ev = (event_thread_t *) p_data;
2701     vlc_mutex_lock( &p_ev->lock );
2702     p_ev->b_key = VLC_TRUE;
2703     vlc_mutex_unlock( &p_ev->lock );
2704     msg_Dbg( p_this, "Event Key");
2705
2706     return VLC_SUCCESS;
2707 }
2708
2709 int demux_sys_t::EventThread( vlc_object_t *p_this )
2710 {
2711     event_thread_t *p_ev = (event_thread_t*)p_this;
2712     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2713     vlc_object_t   *p_vout = NULL;
2714
2715     p_ev->b_moved   = VLC_FALSE;
2716     p_ev->b_clicked = VLC_FALSE;
2717     p_ev->b_key     = VLC_FALSE;
2718
2719     /* catch all key event */
2720     var_AddCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2721
2722     /* main loop */
2723     while( !p_ev->b_die )
2724     {
2725         if ( !p_sys->b_pci_packet_set )
2726         {
2727             /* Wait 100ms */
2728             msleep( 100000 );
2729             continue;
2730         }
2731
2732         vlc_bool_t b_activated = VLC_FALSE;
2733
2734         /* KEY part */
2735         if( p_ev->b_key )
2736         {
2737             vlc_value_t valk;
2738             struct libvlc_int_t::hotkey *p_hotkeys = p_ev->p_libvlc->p_hotkeys;
2739             int i, i_action = -1;
2740
2741             msg_Dbg( p_ev->p_demux, "Handle Key Event");
2742
2743             vlc_mutex_lock( &p_ev->lock );
2744
2745             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2746
2747             var_Get( p_ev->p_libvlc, "key-pressed", &valk );
2748             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2749             {
2750                 if( p_hotkeys[i].i_key == valk.i_int )
2751                 {
2752                     i_action = p_hotkeys[i].i_action;
2753                 }
2754             }
2755
2756             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2757
2758             switch( i_action )
2759             {
2760             case ACTIONID_NAV_LEFT:
2761                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2762                 {
2763                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2764                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2765                     {
2766                         i_curr_button = p_button_ptr->left;
2767                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2768                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2769                         if ( button_ptr.auto_action_mode )
2770                         {
2771                             vlc_mutex_unlock( &p_ev->lock );
2772                             vlc_mutex_lock( &p_sys->lock_demuxer );
2773
2774                             // process the button action
2775                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2776
2777                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2778                             vlc_mutex_lock( &p_ev->lock );
2779                         }
2780                     }
2781                 }
2782                 break;
2783             case ACTIONID_NAV_RIGHT:
2784                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2785                 {
2786                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2787                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2788                     {
2789                         i_curr_button = p_button_ptr->right;
2790                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2791                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2792                         if ( button_ptr.auto_action_mode )
2793                         {
2794                             vlc_mutex_unlock( &p_ev->lock );
2795                             vlc_mutex_lock( &p_sys->lock_demuxer );
2796
2797                             // process the button action
2798                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2799
2800                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2801                             vlc_mutex_lock( &p_ev->lock );
2802                         }
2803                     }
2804                 }
2805                 break;
2806             case ACTIONID_NAV_UP:
2807                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2808                 {
2809                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2810                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2811                     {
2812                         i_curr_button = p_button_ptr->up;
2813                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2814                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2815                         if ( button_ptr.auto_action_mode )
2816                         {
2817                             vlc_mutex_unlock( &p_ev->lock );
2818                             vlc_mutex_lock( &p_sys->lock_demuxer );
2819
2820                             // process the button action
2821                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2822
2823                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2824                             vlc_mutex_lock( &p_ev->lock );
2825                         }
2826                     }
2827                 }
2828                 break;
2829             case ACTIONID_NAV_DOWN:
2830                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2831                 {
2832                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2833                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2834                     {
2835                         i_curr_button = p_button_ptr->down;
2836                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2837                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2838                         if ( button_ptr.auto_action_mode )
2839                         {
2840                             vlc_mutex_unlock( &p_ev->lock );
2841                             vlc_mutex_lock( &p_sys->lock_demuxer );
2842
2843                             // process the button action
2844                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2845
2846                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2847                             vlc_mutex_lock( &p_ev->lock );
2848                         }
2849                     }
2850                 }
2851                 break;
2852             case ACTIONID_NAV_ACTIVATE:
2853                 b_activated = VLC_TRUE;
2854
2855                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2856                 {
2857                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2858
2859                     vlc_mutex_unlock( &p_ev->lock );
2860                     vlc_mutex_lock( &p_sys->lock_demuxer );
2861
2862                     // process the button action
2863                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2864
2865                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2866                     vlc_mutex_lock( &p_ev->lock );
2867                 }
2868                 break;
2869             default:
2870                 break;
2871             }
2872             p_ev->b_key = VLC_FALSE;
2873             vlc_mutex_unlock( &p_ev->lock );
2874         }
2875
2876         /* MOUSE part */
2877         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2878         {
2879             vlc_value_t valx, valy;
2880
2881             vlc_mutex_lock( &p_ev->lock );
2882             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2883             var_Get( p_vout, "mouse-x", &valx );
2884             var_Get( p_vout, "mouse-y", &valy );
2885
2886             if( p_ev->b_clicked )
2887             {
2888                 int32_t button;
2889                 int32_t best,dist,d;
2890                 int32_t mx,my,dx,dy;
2891
2892                 msg_Dbg( p_ev->p_demux, "Handle Mouse Event: Mouse clicked x(%d)*y(%d)", (unsigned)valx.i_int, (unsigned)valy.i_int);
2893
2894                 b_activated = VLC_TRUE;
2895                 // get current button
2896                 best = 0;
2897                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2898                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2899                 {
2900                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2901
2902                     if(((unsigned)valx.i_int >= button_ptr->x_start)
2903                      && ((unsigned)valx.i_int <= button_ptr->x_end)
2904                      && ((unsigned)valy.i_int >= button_ptr->y_start)
2905                      && ((unsigned)valy.i_int <= button_ptr->y_end))
2906                     {
2907                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2908                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2909                         dx = mx - valx.i_int;
2910                         dy = my - valy.i_int;
2911                         d = (dx*dx) + (dy*dy);
2912                         /* If the mouse is within the button and the mouse is closer
2913                         * to the center of this button then it is the best choice. */
2914                         if(d < dist) {
2915                             dist = d;
2916                             best = button;
2917                         }
2918                     }
2919                 }
2920
2921                 if ( best != 0)
2922                 {
2923                     btni_t button_ptr = pci->hli.btnit[best-1];
2924                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2925
2926                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2927                     vlc_mutex_unlock( &p_ev->lock );
2928                     vlc_mutex_lock( &p_sys->lock_demuxer );
2929
2930                     // process the button action
2931                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2932                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2933
2934                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2935
2936                     // select new button
2937                     if ( best != i_curr_button )
2938                     {
2939                         vlc_value_t val;
2940
2941                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2942                         {
2943                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2944                             uint32_t i_palette;
2945
2946                             if(button_ptr.btn_coln != 0) {
2947                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2948                             } else {
2949                                 i_palette = 0;
2950                             }
2951
2952                             for( int i = 0; i < 4; i++ )
2953                             {
2954                                 uint32_t i_yuv = 0xFF;//p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
2955                                 uint8_t i_alpha = (i_palette>>(i*4))&0x0f;
2956                                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
2957
2958                                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
2959                                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
2960                                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
2961                                 p_sys->palette[i][3] = i_alpha;
2962                             }
2963
2964                             vlc_mutex_lock( p_mutex );
2965                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2966                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2967                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2968                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2969
2970                             val.p_address = (void *)p_sys->palette;
2971                             var_Set( p_sys->p_input, "menu-palette", val );
2972
2973                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2974                             vlc_mutex_unlock( p_mutex );
2975                         }
2976                     }
2977                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2978                     vlc_mutex_lock( &p_ev->lock );
2979                 }
2980             }
2981             else if( p_ev->b_moved )
2982             {
2983 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2984             }
2985
2986             p_ev->b_moved = VLC_FALSE;
2987             p_ev->b_clicked = VLC_FALSE;
2988             vlc_mutex_unlock( &p_ev->lock );
2989         }
2990
2991         /* VOUT part */
2992         if( p_vout && p_vout->b_die )
2993         {
2994             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2995             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2996             vlc_object_release( p_vout );
2997             p_vout = NULL;
2998         }
2999
3000         else if( p_vout == NULL )
3001         {
3002             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
3003                                       FIND_CHILD );
3004             if( p_vout)
3005             {
3006                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
3007                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
3008             }
3009         }
3010
3011         /* Wait a bit, 10ms */
3012         msleep( 10000 );
3013     }
3014
3015     /* Release callback */
3016     if( p_vout )
3017     {
3018         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
3019         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
3020         vlc_object_release( p_vout );
3021     }
3022     var_DelCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
3023
3024     vlc_mutex_destroy( &p_ev->lock );
3025
3026     return VLC_SUCCESS;
3027 }
3028
3029 void matroska_segment_c::UnSelect( )
3030 {
3031     size_t i_track;
3032
3033     for( i_track = 0; i_track < tracks.size(); i_track++ )
3034     {
3035         if ( tracks[i_track]->p_es != NULL )
3036         {
3037 //            es_format_Clean( &tracks[i_track]->fmt );
3038             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
3039             tracks[i_track]->p_es = NULL;
3040         }
3041     }
3042     delete ep;
3043     ep = NULL;
3044 }
3045
3046 void virtual_segment_c::PrepareChapters( )
3047 {
3048     if ( linked_segments.size() == 0 )
3049         return;
3050
3051     // !!! should be called only once !!!
3052     matroska_segment_c *p_segment;
3053     size_t i, j;
3054
3055     // copy editions from the first segment
3056     p_segment = linked_segments[0];
3057     p_editions = &p_segment->stored_editions;
3058
3059     for ( i=1 ; i<linked_segments.size(); i++ )
3060     {
3061         p_segment = linked_segments[i];
3062         // FIXME assume we have the same editions in all segments
3063         for (j=0; j<p_segment->stored_editions.size(); j++)
3064             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
3065     }
3066 }
3067
3068 std::string chapter_edition_c::GetMainName() const
3069 {
3070     if ( sub_chapters.size() )
3071     {
3072         return sub_chapters[0]->GetCodecName( true );
3073     }
3074     return "";
3075 }
3076
3077 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
3078 {
3079     // add support for meta-elements from codec like DVD Titles
3080     if ( !b_display_seekpoint || psz_name == "" )
3081     {
3082         psz_name = GetCodecName();
3083         if ( psz_name != "" )
3084             b_display_seekpoint = true;
3085     }
3086
3087     if (b_display_seekpoint)
3088     {
3089         seekpoint_t *sk = vlc_seekpoint_New();
3090
3091         sk->i_level = i_level;
3092         sk->i_time_offset = i_start_time;
3093         sk->psz_name = strdup( psz_name.c_str() );
3094
3095         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
3096         title.i_seekpoint++;
3097         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
3098         title.seekpoint[title.i_seekpoint-1] = sk;
3099
3100         if ( b_user_display )
3101             i_user_chapters++;
3102     }
3103
3104     for ( size_t i=0; i<sub_chapters.size() ; i++)
3105     {
3106         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
3107     }
3108
3109     i_seekpoint_num = i_user_chapters;
3110
3111     return i_user_chapters;
3112 }
3113
3114 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
3115 {
3116     demux_sys_t & sys = *demux.p_sys;
3117     chapter_item_c *psz_curr_chapter;
3118     bool b_has_seeked = false;
3119
3120     /* update current chapter/seekpoint */
3121     if ( p_editions->size() )
3122     {
3123         /* 1st, we need to know in which chapter we are */
3124         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts, psz_current_chapter );
3125
3126         /* we have moved to a new chapter */
3127         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
3128         {
3129             if ( (*p_editions)[i_current_edition]->b_ordered )
3130             {
3131                 // Leave/Enter up to the link point
3132                 b_has_seeked = psz_curr_chapter->EnterAndLeave( psz_current_chapter );
3133                 if ( !b_has_seeked )
3134                 {
3135                     // only physically seek if necessary
3136                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
3137                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
3138                 }
3139             }
3140
3141             if ( !b_has_seeked )
3142             {
3143                 psz_current_chapter = psz_curr_chapter;
3144                 if ( psz_curr_chapter->i_seekpoint_num > 0 )
3145                 {
3146                     demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
3147                     demux.info.i_title = sys.i_current_title = i_sys_title;
3148                     demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
3149                 }
3150             }
3151
3152             return true;
3153         }
3154         else if (psz_curr_chapter == NULL)
3155         {
3156             // out of the scope of the data described by chapters, leave the edition
3157             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
3158             {
3159                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
3160                     psz_current_chapter = NULL;
3161                 else
3162                     return true;
3163             }
3164         }
3165     }
3166     return false;
3167 }
3168
3169 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
3170                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3171                                     const void *p_cookie,
3172                                     size_t i_cookie_size )
3173 {
3174     // FIXME don't assume it is the first edition
3175     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3176     if ( index != p_editions->end() )
3177     {
3178         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3179         if ( p_result != NULL )
3180             return p_result;
3181     }
3182     return NULL;
3183 }
3184
3185 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
3186 {
3187     // FIXME don't assume it is the first edition
3188     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3189     if ( index != p_editions->end() )
3190     {
3191         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
3192         if ( p_result != NULL )
3193             return p_result;
3194     }
3195     return NULL;
3196 }
3197
3198 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
3199                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3200                                     const void *p_cookie,
3201                                     size_t i_cookie_size )
3202 {
3203     // this chapter
3204     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3205     while ( index != codecs.end() )
3206     {
3207         if ( match( **index ,p_cookie, i_cookie_size ) )
3208             return this;
3209         index++;
3210     }
3211
3212     // sub-chapters
3213     chapter_item_c *p_result = NULL;
3214     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
3215     while ( index2 != sub_chapters.end() )
3216     {
3217         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3218         if ( p_result != NULL )
3219             return p_result;
3220         index2++;
3221     }
3222
3223     return p_result;
3224 }
3225
3226 void chapter_item_c::Append( const chapter_item_c & chapter )
3227 {
3228     // we are appending content for the same chapter UID
3229     size_t i;
3230     chapter_item_c *p_chapter;
3231
3232     for ( i=0; i<chapter.sub_chapters.size(); i++ )
3233     {
3234         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
3235         if ( p_chapter != NULL )
3236         {
3237             p_chapter->Append( *chapter.sub_chapters[i] );
3238         }
3239         else
3240         {
3241             sub_chapters.push_back( chapter.sub_chapters[i] );
3242         }
3243     }
3244
3245     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
3246     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
3247 }
3248
3249 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
3250 {
3251     size_t i;
3252     chapter_item_c *p_result = NULL;
3253
3254     if ( i_uid == i_find_uid )
3255         return this;
3256
3257     for ( i=0; i<sub_chapters.size(); i++)
3258     {
3259         p_result = sub_chapters[i]->FindChapter( i_find_uid );
3260         if ( p_result != NULL )
3261             break;
3262     }
3263     return p_result;
3264 }
3265
3266 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
3267 {
3268     std::string result;
3269
3270     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3271     while ( index != codecs.end() )
3272     {
3273         result = (*index)->GetCodecName( f_for_title );
3274         if ( result != "" )
3275             break;
3276         index++;
3277     }
3278
3279     return result;
3280 }
3281
3282 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
3283 {
3284     std::string result;
3285     if ( p_private_data->GetSize() >= 3)
3286     {
3287         const binary* p_data = p_private_data->GetBuffer();
3288 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
3289         {
3290             uint16_t i_title = (p_data[1] << 8) + p_data[2];
3291             char psz_str[11];
3292             sprintf( psz_str, " %d  ---", i_title );
3293             result = N_("---  DVD Title");
3294             result += psz_str;
3295         }
3296         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
3297         {
3298             char psz_str[11];
3299             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
3300             result = N_("---  DVD Menu");
3301             result += psz_str;
3302         }
3303         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
3304         {
3305             if ( p_data[1] == 0x00 )
3306                 result = N_("First Played");
3307             else if ( p_data[1] == 0xC0 )
3308                 result = N_("Video Manager");
3309             else if ( p_data[1] == 0x80 )
3310             {
3311                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
3312                 char psz_str[20];
3313                 sprintf( psz_str, " %d -----", i_title );
3314                 result = N_("----- Title");
3315                 result += psz_str;
3316             }
3317         }
3318     }
3319
3320     return result;
3321 }
3322
3323 int16 chapter_item_c::GetTitleNumber( ) const
3324 {
3325     int result = -1;
3326
3327     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3328     while ( index != codecs.end() )
3329     {
3330         result = (*index)->GetTitleNumber( );
3331         if ( result >= 0 )
3332             break;
3333         index++;
3334     }
3335
3336     return result;
3337 }
3338
3339 int16 dvd_chapter_codec_c::GetTitleNumber()
3340 {
3341     if ( p_private_data->GetSize() >= 3)
3342     {
3343         const binary* p_data = p_private_data->GetBuffer();
3344         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
3345         {
3346             return int16( (p_data[2] << 8) + p_data[3] );
3347         }
3348     }
3349     return -1;
3350 }
3351
3352 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
3353 {
3354     demux_sys_t        *p_sys = p_demux->p_sys;
3355     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3356     matroska_segment_c *p_segment = p_vsegment->Segment();
3357     mtime_t            i_time_offset = 0;
3358
3359     int         i_index;
3360
3361     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
3362     if( i_date < 0 && f_percent < 0 )
3363     {
3364         msg_Warn( p_demux, "cannot seek nowhere !" );
3365         return;
3366     }
3367     if( f_percent > 1.0 )
3368     {
3369         msg_Warn( p_demux, "cannot seek so far !" );
3370         return;
3371     }
3372
3373     /* seek without index or without date */
3374     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3375     {
3376         if (p_sys->f_duration >= 0)
3377         {
3378             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3379         }
3380         else
3381         {
3382             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3383
3384             msg_Dbg( p_demux, "inacurate way of seeking" );
3385             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3386             {
3387                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3388                 {
3389                     break;
3390                 }
3391             }
3392             if( i_index == p_segment->i_index )
3393             {
3394                 i_index--;
3395             }
3396
3397             i_date = p_segment->p_indexes[i_index].i_time;
3398
3399 #if 0
3400             if( p_segment->p_indexes[i_index].i_position < i_pos )
3401             {
3402                 EbmlElement *el;
3403
3404                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3405
3406                 /* search a cluster */
3407                 while( ( el = p_sys->ep->Get() ) != NULL )
3408                 {
3409                     if( MKV_IS_ID( el, KaxCluster ) )
3410                     {
3411                         KaxCluster *cluster = (KaxCluster*)el;
3412
3413                         /* add it to the index */
3414                         p_segment->IndexAppendCluster( cluster );
3415
3416                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3417                         {
3418                             p_sys->cluster = cluster;
3419                             p_sys->ep->Down();
3420                             break;
3421                         }
3422                     }
3423                 }
3424             }
3425 #endif
3426         }
3427     }
3428
3429     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3430 }
3431
3432 /*****************************************************************************
3433  * Demux: reads and demuxes data packets
3434  *****************************************************************************
3435  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3436  *****************************************************************************/
3437 static int Demux( demux_t *p_demux)
3438 {
3439     demux_sys_t        *p_sys = p_demux->p_sys;
3440
3441     vlc_mutex_lock( &p_sys->lock_demuxer );
3442
3443     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3444     matroska_segment_c *p_segment = p_vsegment->Segment();
3445     if ( p_segment == NULL ) return 0;
3446     int                i_block_count = 0;
3447     int                i_return = 0;
3448
3449     for( ;; )
3450     {
3451         if ( p_sys->demuxer.b_die )
3452             break;
3453
3454         if( p_sys->i_pts >= p_sys->i_start_pts  )
3455             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3456             {
3457                 i_return = 1;
3458                 break;
3459             }
3460
3461         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3462         {
3463             /* nothing left to read in this ordered edition */
3464             if ( !p_vsegment->SelectNext() )
3465                 break;
3466             p_segment->UnSelect( );
3467
3468             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3469
3470             /* switch to the next segment */
3471             p_segment = p_vsegment->Segment();
3472             if ( !p_segment->Select( 0 ) )
3473             {
3474                 msg_Err( p_demux, "Failed to select new segment" );
3475                 break;
3476             }
3477             continue;
3478         }
3479
3480         KaxBlock *block;
3481         int64_t i_block_duration = 0;
3482         int64_t i_block_ref1;
3483         int64_t i_block_ref2;
3484
3485 #if LIBMATROSKA_VERSION >= 0x000800
3486         KaxSimpleBlock *simpleblock;
3487
3488         if( p_segment->BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3489 #else
3490         if( p_segment->BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3491 #endif
3492         {
3493             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3494             {
3495                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3496                 // check if there are more chapters to read
3497                 if ( p_chap != NULL )
3498                 {
3499                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3500                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3501                         p_vsegment->SelectNext();
3502                     */
3503                     p_sys->i_pts = p_chap->i_user_end_time;
3504                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3505
3506                     i_return = 1;
3507                 }
3508
3509                 break;
3510             }
3511             else
3512             {
3513                 msg_Warn( p_demux, "cannot get block EOF?" );
3514                 p_segment->UnSelect( );
3515
3516                 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3517
3518                 /* switch to the next segment */
3519                 if ( !p_vsegment->SelectNext() )
3520                     // no more segments in this stream
3521                     break;
3522                 p_segment = p_vsegment->Segment();
3523                 if ( !p_segment->Select( 0 ) )
3524                 {
3525                     msg_Err( p_demux, "Failed to select new segment" );
3526                     break;
3527                 }
3528
3529                 continue;
3530             }
3531         }
3532
3533 #if LIBMATROSKA_VERSION >= 0x000800
3534         if ( simpleblock != NULL )
3535             p_sys->i_pts = (p_sys->i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
3536         else
3537 #endif
3538         p_sys->i_pts = (p_sys->i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
3539
3540         if( p_sys->i_pts >= p_sys->i_start_pts  )
3541         {
3542             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3543
3544             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3545             {
3546                 i_return = 1;
3547                 delete block;
3548                 break;
3549             }
3550         }
3551
3552         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3553         {
3554             /* nothing left to read in this ordered edition */
3555             if ( !p_vsegment->SelectNext() )
3556             {
3557                 delete block;
3558                 break;
3559             }
3560             p_segment->UnSelect( );
3561
3562             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3563
3564             /* switch to the next segment */
3565             p_segment = p_vsegment->Segment();
3566             if ( !p_segment->Select( 0 ) )
3567             {
3568                 msg_Err( p_demux, "Failed to select new segment" );
3569                 delete block;
3570                 break;
3571             }
3572             delete block;
3573             continue;
3574         }
3575
3576 #if LIBMATROSKA_VERSION >= 0x000800
3577         BlockDecode( p_demux, block, simpleblock, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3578 #else
3579         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3580 #endif
3581
3582         delete block;
3583         i_block_count++;
3584
3585         // TODO optimize when there is need to leave or when seeking has been called
3586         if( i_block_count > 5 )
3587         {
3588             i_return = 1;
3589             break;
3590         }
3591     }
3592
3593     vlc_mutex_unlock( &p_sys->lock_demuxer );
3594
3595     return i_return;
3596 }
3597
3598
3599
3600 /*****************************************************************************
3601  * Stream managment
3602  *****************************************************************************/
3603 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_, vlc_bool_t b_owner_ )
3604 {
3605     s = s_;
3606     b_owner = b_owner_;
3607     mb_eof = VLC_FALSE;
3608 }
3609
3610 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3611 {
3612     if( i_size <= 0 || mb_eof )
3613     {
3614         return 0;
3615     }
3616
3617     return stream_Read( s, p_buffer, i_size );
3618 }
3619 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3620 {
3621     int64_t i_pos;
3622
3623     switch( mode )
3624     {
3625         case seek_beginning:
3626             i_pos = i_offset;
3627             break;
3628         case seek_end:
3629             i_pos = stream_Size( s ) - i_offset;
3630             break;
3631         default:
3632             i_pos= stream_Tell( s ) + i_offset;
3633             break;
3634     }
3635
3636     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3637     {
3638         mb_eof = VLC_TRUE;
3639         return;
3640     }
3641
3642     mb_eof = VLC_FALSE;
3643     if( stream_Seek( s, i_pos ) )
3644     {
3645         mb_eof = VLC_TRUE;
3646     }
3647     return;
3648 }
3649 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3650 {
3651     return 0;
3652 }
3653 uint64 vlc_stream_io_callback::getFilePointer( void )
3654 {
3655     if ( s == NULL )
3656         return 0;
3657     return stream_Tell( s );
3658 }
3659 void vlc_stream_io_callback::close( void )
3660 {
3661     return;
3662 }
3663
3664
3665 /*****************************************************************************
3666  * Ebml Stream parser
3667  *****************************************************************************/
3668 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3669 {
3670     int i;
3671
3672     m_es = es;
3673     m_got = NULL;
3674     m_el[0] = el_start;
3675     mi_remain_size[0] = el_start->GetSize();
3676
3677     for( i = 1; i < 6; i++ )
3678     {
3679         m_el[i] = NULL;
3680     }
3681     mi_level = 1;
3682     mi_user_level = 1;
3683     mb_keep = VLC_FALSE;
3684     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3685 }
3686
3687 EbmlParser::~EbmlParser( void )
3688 {
3689     int i;
3690
3691     for( i = 1; i < mi_level; i++ )
3692     {
3693         if( !mb_keep )
3694         {
3695             delete m_el[i];
3696         }
3697         mb_keep = VLC_FALSE;
3698     }
3699 }
3700
3701 EbmlElement* EbmlParser::UnGet( uint64 i_block_pos, uint64 i_cluster_pos )
3702 {
3703     if ( mi_user_level > mi_level )
3704     {
3705         while ( mi_user_level != mi_level )
3706         {
3707             delete m_el[mi_user_level];
3708             m_el[mi_user_level] = NULL;
3709             mi_user_level--;
3710         }
3711     }
3712     m_got = NULL;
3713     mb_keep = VLC_FALSE;
3714     if ( m_el[1]->GetElementPosition() == i_cluster_pos )
3715     {
3716         m_es->I_O().setFilePointer( i_block_pos, seek_beginning );
3717         return (EbmlMaster*) m_el[1];
3718     }
3719     else
3720     {
3721         // seek to the previous Cluster
3722         m_es->I_O().setFilePointer( i_cluster_pos, seek_beginning );
3723         mi_level--;
3724         mi_user_level--;
3725         delete m_el[mi_level];
3726         m_el[mi_level] = NULL;
3727         return NULL;
3728     }
3729 }
3730
3731 void EbmlParser::Up( void )
3732 {
3733     if( mi_user_level == mi_level )
3734     {
3735         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3736     }
3737
3738     mi_user_level--;
3739 }
3740
3741 void EbmlParser::Down( void )
3742 {
3743     mi_user_level++;
3744     mi_level++;
3745 }
3746
3747 void EbmlParser::Keep( void )
3748 {
3749     mb_keep = VLC_TRUE;
3750 }
3751
3752 int EbmlParser::GetLevel( void )
3753 {
3754     return mi_user_level;
3755 }
3756
3757 void EbmlParser::Reset( demux_t *p_demux )
3758 {
3759     while ( mi_level > 0)
3760     {
3761         delete m_el[mi_level];
3762         m_el[mi_level] = NULL;
3763         mi_level--;
3764     }
3765     mi_user_level = mi_level = 1;
3766 #if LIBEBML_VERSION >= 0x000704
3767     // a little faster and cleaner
3768     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3769 #else
3770     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3771 #endif
3772     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3773 }
3774
3775 EbmlElement *EbmlParser::Get( void )
3776 {
3777     int i_ulev = 0;
3778
3779     if( mi_user_level != mi_level )
3780     {
3781         return NULL;
3782     }
3783     if( m_got )
3784     {
3785         EbmlElement *ret = m_got;
3786         m_got = NULL;
3787
3788         return ret;
3789     }
3790
3791     if( m_el[mi_level] )
3792     {
3793         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3794         if( !mb_keep )
3795         {
3796             delete m_el[mi_level];
3797         }
3798         mb_keep = VLC_FALSE;
3799     }
3800
3801     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3802 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3803     if( i_ulev > 0 )
3804     {
3805         while( i_ulev > 0 )
3806         {
3807             if( mi_level == 1 )
3808             {
3809                 mi_level = 0;
3810                 return NULL;
3811             }
3812
3813             delete m_el[mi_level - 1];
3814             m_got = m_el[mi_level -1] = m_el[mi_level];
3815             m_el[mi_level] = NULL;
3816
3817             mi_level--;
3818             i_ulev--;
3819         }
3820         return NULL;
3821     }
3822     else if( m_el[mi_level] == NULL )
3823     {
3824         fprintf( stderr," m_el[mi_level] == NULL\n" );
3825     }
3826
3827     return m_el[mi_level];
3828 }
3829
3830
3831 /*****************************************************************************
3832  * Tools
3833  *  * LoadCues : load the cues element and update index
3834  *
3835  *  * LoadTags : load ... the tags element
3836  *
3837  *  * InformationCreate : create all information, load tags if present
3838  *
3839  *****************************************************************************/
3840 void matroska_segment_c::LoadCues( )
3841 {
3842     int64_t     i_sav_position = es.I_O().getFilePointer();
3843     EbmlParser  *ep;
3844     EbmlElement *el, *cues;
3845
3846     /* *** Load the cue if found *** */
3847     if( i_cues_position < 0 )
3848     {
3849         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3850
3851 //        IndexAppendCluster( cluster );
3852     }
3853
3854     vlc_bool_t b_seekable;
3855
3856     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3857     if( !b_seekable )
3858         return;
3859
3860     msg_Dbg( &sys.demuxer, "loading cues" );
3861     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3862     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3863
3864     if( cues == NULL )
3865     {
3866         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3867         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3868         return;
3869     }
3870
3871     ep = new EbmlParser( &es, cues, &sys.demuxer );
3872     while( ( el = ep->Get() ) != NULL )
3873     {
3874         if( MKV_IS_ID( el, KaxCuePoint ) )
3875         {
3876 #define idx p_indexes[i_index]
3877
3878             idx.i_track       = -1;
3879             idx.i_block_number= -1;
3880             idx.i_position    = -1;
3881             idx.i_time        = 0;
3882             idx.b_key         = VLC_TRUE;
3883
3884             ep->Down();
3885             while( ( el = ep->Get() ) != NULL )
3886             {
3887                 if( MKV_IS_ID( el, KaxCueTime ) )
3888                 {
3889                     KaxCueTime &ctime = *(KaxCueTime*)el;
3890
3891                     ctime.ReadData( es.I_O() );
3892
3893                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3894                 }
3895                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3896                 {
3897                     ep->Down();
3898                     while( ( el = ep->Get() ) != NULL )
3899                     {
3900                         if( MKV_IS_ID( el, KaxCueTrack ) )
3901                         {
3902                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3903
3904                             ctrack.ReadData( es.I_O() );
3905                             idx.i_track = uint16( ctrack );
3906                         }
3907                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3908                         {
3909                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3910
3911                             ccpos.ReadData( es.I_O() );
3912                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3913                         }
3914                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3915                         {
3916                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3917
3918                             cbnum.ReadData( es.I_O() );
3919                             idx.i_block_number = uint32( cbnum );
3920                         }
3921                         else
3922                         {
3923                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3924                         }
3925                     }
3926                     ep->Up();
3927                 }
3928                 else
3929                 {
3930                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3931                 }
3932             }
3933             ep->Up();
3934
3935 #if 0
3936             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3937                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3938                      idx.i_track, idx.i_block_number );
3939 #endif
3940
3941             i_index++;
3942             if( i_index >= i_index_max )
3943             {
3944                 i_index_max += 1024;
3945                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3946             }
3947 #undef idx
3948         }
3949         else
3950         {
3951             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3952         }
3953     }
3954     delete ep;
3955     delete cues;
3956
3957     b_cues = VLC_TRUE;
3958
3959     msg_Dbg( &sys.demuxer, "loading cues done." );
3960     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3961 }
3962
3963 void matroska_segment_c::LoadTags( )
3964 {
3965     int64_t     i_sav_position = es.I_O().getFilePointer();
3966     EbmlParser  *ep;
3967     EbmlElement *el, *tags;
3968
3969     msg_Dbg( &sys.demuxer, "loading tags" );
3970     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3971     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3972
3973     if( tags == NULL )
3974     {
3975         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3976         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3977         return;
3978     }
3979
3980     msg_Dbg( &sys.demuxer, "Tags" );
3981     ep = new EbmlParser( &es, tags, &sys.demuxer );
3982     while( ( el = ep->Get() ) != NULL )
3983     {
3984         if( MKV_IS_ID( el, KaxTag ) )
3985         {
3986             msg_Dbg( &sys.demuxer, "+ Tag" );
3987             ep->Down();
3988             while( ( el = ep->Get() ) != NULL )
3989             {
3990                 if( MKV_IS_ID( el, KaxTagTargets ) )
3991                 {
3992                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3993                     ep->Down();
3994                     while( ( el = ep->Get() ) != NULL )
3995                     {
3996                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3997                     }
3998                     ep->Up();
3999                 }
4000                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
4001                 {
4002                     msg_Dbg( &sys.demuxer, "|   + General" );
4003                     ep->Down();
4004                     while( ( el = ep->Get() ) != NULL )
4005                     {
4006                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4007                     }
4008                     ep->Up();
4009                 }
4010                 else if( MKV_IS_ID( el, KaxTagGenres ) )
4011                 {
4012                     msg_Dbg( &sys.demuxer, "|   + Genres" );
4013                     ep->Down();
4014                     while( ( el = ep->Get() ) != NULL )
4015                     {
4016                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4017                     }
4018                     ep->Up();
4019                 }
4020                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
4021                 {
4022                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
4023                     ep->Down();
4024                     while( ( el = ep->Get() ) != NULL )
4025                     {
4026                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4027                     }
4028                     ep->Up();
4029                 }
4030                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
4031                 {
4032                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
4033                     ep->Down();
4034                     while( ( el = ep->Get() ) != NULL )
4035                     {
4036                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
4037                     }
4038                     ep->Up();
4039                 }
4040                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
4041                 {
4042                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
4043                 }
4044                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
4045                 {
4046                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
4047                 }
4048                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
4049                 {
4050                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
4051                 }
4052                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
4053                 {
4054                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
4055                 }
4056                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
4057                 {
4058                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
4059                 }
4060                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
4061                 {
4062                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
4063                 }
4064                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
4065                 {
4066                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
4067                 }
4068                 else
4069                 {
4070                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
4071                 }
4072             }
4073             ep->Up();
4074         }
4075         else
4076         {
4077             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
4078         }
4079     }
4080     delete ep;
4081     delete tags;
4082
4083     msg_Dbg( &sys.demuxer, "loading tags done." );
4084     es.I_O().setFilePointer( i_sav_position, seek_beginning );
4085 }
4086
4087 /*****************************************************************************
4088  * ParseSeekHead:
4089  *****************************************************************************/
4090 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
4091 {
4092     EbmlElement *el;
4093     size_t i, j;
4094     int i_upper_level = 0;
4095
4096     msg_Dbg( &sys.demuxer, "|   + Seek head" );
4097
4098     /* Master elements */
4099     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
4100
4101     for( i = 0; i < seekhead->ListSize(); i++ )
4102     {
4103         EbmlElement *l = (*seekhead)[i];
4104
4105         if( MKV_IS_ID( l, KaxSeek ) )
4106         {
4107             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
4108             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
4109             int64_t i_pos = -1;
4110
4111             for( j = 0; j < sk->ListSize(); j++ )
4112             {
4113                 EbmlElement *l = (*sk)[j];
4114
4115                 if( MKV_IS_ID( l, KaxSeekID ) )
4116                 {
4117                     KaxSeekID &sid = *(KaxSeekID*)l;
4118                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
4119                 }
4120                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
4121                 {
4122                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
4123                     i_pos = uint64( spos );
4124                 }
4125                 else
4126                 {
4127                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4128                 }
4129             }
4130
4131             if( i_pos >= 0 )
4132             {
4133                 if( id == KaxCues::ClassInfos.GlobalId )
4134                 {
4135                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
4136                     i_cues_position = segment->GetGlobalPosition( i_pos );
4137                 }
4138                 else if( id == KaxChapters::ClassInfos.GlobalId )
4139                 {
4140                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
4141                     i_chapters_position = segment->GetGlobalPosition( i_pos );
4142                 }
4143                 else if( id == KaxTags::ClassInfos.GlobalId )
4144                 {
4145                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
4146                     i_tags_position = segment->GetGlobalPosition( i_pos );
4147                 }
4148             }
4149         }
4150         else
4151         {
4152             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4153         }
4154     }
4155 }
4156
4157 /*****************************************************************************
4158  * ParseTrackEntry:
4159  *****************************************************************************/
4160 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
4161 {
4162     size_t i, j, k, n;
4163     bool bSupported = true;
4164
4165     mkv_track_t *tk;
4166
4167     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
4168
4169     tk = new mkv_track_t();
4170
4171     /* Init the track */
4172     memset( tk, 0, sizeof( mkv_track_t ) );
4173
4174     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
4175     tk->fmt.psz_language = strdup("English");
4176     tk->fmt.psz_description = NULL;
4177
4178     tk->b_default = VLC_TRUE;
4179     tk->b_enabled = VLC_TRUE;
4180     tk->b_silent = VLC_FALSE;
4181     tk->i_number = tracks.size() - 1;
4182     tk->i_extra_data = 0;
4183     tk->p_extra_data = NULL;
4184     tk->psz_codec = NULL;
4185     tk->i_default_duration = 0;
4186     tk->f_timecodescale = 1.0;
4187
4188     tk->b_inited = VLC_FALSE;
4189     tk->i_data_init = 0;
4190     tk->p_data_init = NULL;
4191
4192     tk->psz_codec_name = NULL;
4193     tk->psz_codec_settings = NULL;
4194     tk->psz_codec_info_url = NULL;
4195     tk->psz_codec_download_url = NULL;
4196
4197     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
4198     tk->p_compression_data = NULL;
4199
4200     for( i = 0; i < m->ListSize(); i++ )
4201     {
4202         EbmlElement *l = (*m)[i];
4203
4204         if( MKV_IS_ID( l, KaxTrackNumber ) )
4205         {
4206             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
4207
4208             tk->i_number = uint32( tnum );
4209             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
4210         }
4211         else  if( MKV_IS_ID( l, KaxTrackUID ) )
4212         {
4213             KaxTrackUID &tuid = *(KaxTrackUID*)l;
4214
4215             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
4216         }
4217         else  if( MKV_IS_ID( l, KaxTrackType ) )
4218         {
4219             const char *psz_type;
4220             KaxTrackType &ttype = *(KaxTrackType*)l;
4221
4222             switch( uint8(ttype) )
4223             {
4224                 case track_audio:
4225                     psz_type = "audio";
4226                     tk->fmt.i_cat = AUDIO_ES;
4227                     break;
4228                 case track_video:
4229                     psz_type = "video";
4230                     tk->fmt.i_cat = VIDEO_ES;
4231                     break;
4232                 case track_subtitle:
4233                     psz_type = "subtitle";
4234                     tk->fmt.i_cat = SPU_ES;
4235                     break;
4236                 case track_buttons:
4237                     psz_type = "buttons";
4238                     tk->fmt.i_cat = SPU_ES;
4239                     break;
4240                 default:
4241                     psz_type = "unknown";
4242                     tk->fmt.i_cat = UNKNOWN_ES;
4243                     break;
4244             }
4245
4246             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
4247         }
4248 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
4249 //        {
4250 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
4251
4252 //            tk->b_enabled = uint32( fenb );
4253 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
4254 //                     uint32( fenb )  );
4255 //        }
4256         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
4257         {
4258             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
4259
4260             tk->b_default = uint32( fdef );
4261             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
4262         }
4263         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
4264         {
4265             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
4266
4267             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
4268         }
4269         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
4270         {
4271             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
4272
4273             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
4274         }
4275         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
4276         {
4277             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
4278
4279             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
4280         }
4281         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
4282         {
4283             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
4284
4285             tk->i_default_duration = uint64(defd);
4286             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
4287         }
4288         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
4289         {
4290             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
4291
4292             tk->f_timecodescale = float( ttcs );
4293             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
4294         }
4295         else if( MKV_IS_ID( l, KaxTrackName ) )
4296         {
4297             KaxTrackName &tname = *(KaxTrackName*)l;
4298
4299             tk->fmt.psz_description = ToUTF8( UTFstring( tname ) );
4300             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
4301         }
4302         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
4303         {
4304             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
4305
4306             if ( tk->fmt.psz_language != NULL )
4307                 free( tk->fmt.psz_language );
4308             tk->fmt.psz_language = strdup( string( lang ).c_str() );
4309             msg_Dbg( &sys.demuxer,
4310                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
4311         }
4312         else  if( MKV_IS_ID( l, KaxCodecID ) )
4313         {
4314             KaxCodecID &codecid = *(KaxCodecID*)l;
4315
4316             tk->psz_codec = strdup( string( codecid ).c_str() );
4317             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
4318         }
4319         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
4320         {
4321             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
4322
4323             tk->i_extra_data = cpriv.GetSize();
4324             if( tk->i_extra_data > 0 )
4325             {
4326                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
4327                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
4328             }
4329             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
4330         }
4331         else if( MKV_IS_ID( l, KaxCodecName ) )
4332         {
4333             KaxCodecName &cname = *(KaxCodecName*)l;
4334
4335             tk->psz_codec_name = ToUTF8( UTFstring( cname ) );
4336             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
4337         }
4338         else if( MKV_IS_ID( l, KaxContentEncodings ) )
4339         {
4340             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
4341             MkvTree( sys.demuxer, 3, "Content Encodings" );
4342             if ( cencs->ListSize() > 1 )
4343             {
4344                 msg_Err( &sys.demuxer, "Multiple Compression method not supported" );
4345                 bSupported = false;
4346             }
4347             for( j = 0; j < cencs->ListSize(); j++ )
4348             {
4349                 EbmlElement *l2 = (*cencs)[j];
4350                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
4351                 {
4352                     MkvTree( sys.demuxer, 4, "Content Encoding" );
4353                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
4354                     for( k = 0; k < cenc->ListSize(); k++ )
4355                     {
4356                         EbmlElement *l3 = (*cenc)[k];
4357                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
4358                         {
4359                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
4360                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
4361                         }
4362                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
4363                         {
4364                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
4365                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
4366                         }
4367                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
4368                         {
4369                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
4370                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
4371                         }
4372                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
4373                         {
4374                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
4375                             MkvTree( sys.demuxer, 5, "Content Compression" );
4376                             for( n = 0; n < compr->ListSize(); n++ )
4377                             {
4378                                 EbmlElement *l4 = (*compr)[n];
4379                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
4380                                 {
4381                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
4382                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
4383                                     tk->i_compression_type = uint32( compalg );
4384                                     if ( ( tk->i_compression_type != MATROSKA_COMPRESSION_ZLIB ) &&
4385                                          ( tk->i_compression_type != MATROSKA_COMPRESSION_HEADER ) )
4386                                     {
4387                                         msg_Err( &sys.demuxer, "Track Compression method %d not supported", tk->i_compression_type );
4388                                         bSupported = false;
4389                                     }
4390                                 }
4391                                 else if( MKV_IS_ID( l4, KaxContentCompSettings ) )
4392                                 {
4393                                     tk->p_compression_data = new KaxContentCompSettings( *(KaxContentCompSettings*)l4 );
4394                                 }
4395                                 else
4396                                 {
4397                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
4398                                 }
4399                             }
4400                         }
4401                         else
4402                         {
4403                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
4404                         }
4405                     }
4406                 }
4407                 else
4408                 {
4409                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
4410                 }
4411             }
4412         }
4413 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
4414 //        {
4415 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
4416
4417 //            tk->psz_codec_settings = ToUTF8( UTFstring( cset ) );
4418 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
4419 //        }
4420 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4421 //        {
4422 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4423
4424 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4425 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
4426 //        }
4427 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4428 //        {
4429 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4430
4431 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4432 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
4433 //        }
4434 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4435 //        {
4436 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4437
4438 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4439 //        }
4440 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4441 //        {
4442 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4443
4444 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4445 //        }
4446         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
4447         {
4448             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4449             unsigned int j;
4450             unsigned int i_crop_right = 0, i_crop_left = 0, i_crop_top = 0, i_crop_bottom = 0;
4451             unsigned int i_display_unit = 0, i_display_width = 0, i_display_height = 0;
4452
4453             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
4454             tk->f_fps = 0.0;
4455
4456             tk->fmt.video.i_frame_rate_base = (unsigned int)(tk->i_default_duration / 1000);
4457             tk->fmt.video.i_frame_rate = 1000000;
4458
4459             for( j = 0; j < tkv->ListSize(); j++ )
4460             {
4461                 EbmlElement *l = (*tkv)[j];
4462 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4463 //                {
4464 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4465
4466 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4467 //                }
4468 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4469 //                {
4470 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4471
4472 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4473 //                }
4474 //                else
4475                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4476                 {
4477                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4478
4479                     tk->fmt.video.i_width += uint16( vwidth );
4480                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4481                 }
4482                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4483                 {
4484                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4485
4486                     tk->fmt.video.i_height += uint16( vheight );
4487                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4488                 }
4489                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4490                 {
4491                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4492
4493                     i_display_width = uint16( vwidth );
4494                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4495                 }
4496                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4497                 {
4498                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4499
4500                     i_display_height = uint16( vheight );
4501                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4502                 }
4503                 else if( MKV_IS_ID( l, KaxVideoPixelCropBottom ) )
4504                 {
4505                     KaxVideoPixelCropBottom &cropval = *(KaxVideoPixelCropBottom*)l;
4506
4507                     i_crop_bottom = uint16( cropval );
4508                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel bottom=%d", uint16( cropval ) );
4509                 }
4510                 else if( MKV_IS_ID( l, KaxVideoPixelCropTop ) )
4511                 {
4512                     KaxVideoPixelCropTop &cropval = *(KaxVideoPixelCropTop*)l;
4513
4514                     i_crop_top = uint16( cropval );
4515                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel top=%d", uint16( cropval ) );
4516                 }
4517                 else if( MKV_IS_ID( l, KaxVideoPixelCropRight ) )
4518                 {
4519                     KaxVideoPixelCropRight &cropval = *(KaxVideoPixelCropRight*)l;
4520
4521                     i_crop_right = uint16( cropval );
4522                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel right=%d", uint16( cropval ) );
4523                 }
4524                 else if( MKV_IS_ID( l, KaxVideoPixelCropLeft ) )
4525                 {
4526                     KaxVideoPixelCropLeft &cropval = *(KaxVideoPixelCropLeft*)l;
4527
4528                     i_crop_left = uint16( cropval );
4529                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel left=%d", uint16( cropval ) );
4530                 }
4531                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4532                 {
4533                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4534
4535                     tk->f_fps = float( vfps );
4536                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4537                 }
4538                 else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4539                 {
4540                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4541
4542                     i_display_unit = uint8( vdmode );
4543                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4544                              uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4545                 }
4546 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4547 //                {
4548 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4549
4550 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4551 //                }
4552 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4553 //                {
4554 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4555
4556 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + gamma=%f", float( gamma ) );
4557 //                }
4558                 else
4559                 {
4560                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4561                 }
4562             }
4563             if( i_display_height && i_display_width )
4564                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * i_display_width / i_display_height;
4565             if( i_crop_left || i_crop_right || i_crop_top || i_crop_bottom )
4566             {
4567                 tk->fmt.video.i_visible_width = tk->fmt.video.i_width;
4568                 tk->fmt.video.i_visible_height = tk->fmt.video.i_height;
4569                 tk->fmt.video.i_x_offset = i_crop_left;
4570                 tk->fmt.video.i_y_offset = i_crop_top;
4571                 tk->fmt.video.i_visible_width -= i_crop_left + i_crop_right;
4572                 tk->fmt.video.i_visible_height -= i_crop_top + i_crop_bottom;
4573             }
4574             /* FIXME: i_display_* allows you to not only set DAR, but also a zoom factor.
4575                we do not support this atm */
4576         }
4577         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4578         {
4579             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4580             unsigned int j;
4581
4582             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4583
4584             for( j = 0; j < tka->ListSize(); j++ )
4585             {
4586                 EbmlElement *l = (*tka)[j];
4587
4588                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4589                 {
4590                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4591
4592                     tk->i_original_rate = tk->fmt.audio.i_rate = (int)float( afreq );
4593                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4594                 }
4595                 else if( MKV_IS_ID( l, KaxAudioOutputSamplingFreq ) )
4596                 {
4597                     KaxAudioOutputSamplingFreq &afreq = *(KaxAudioOutputSamplingFreq*)l;
4598
4599                     tk->fmt.audio.i_rate = (int)float( afreq );
4600                     msg_Dbg( &sys.demuxer, "|   |   |   |   + aoutfreq=%d", tk->fmt.audio.i_rate );
4601                 }
4602                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4603                 {
4604                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4605
4606                     tk->fmt.audio.i_channels = uint8( achan );
4607                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4608                 }
4609                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4610                 {
4611                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4612
4613                     tk->fmt.audio.i_bitspersample = uint8( abits );
4614                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4615                 }
4616                 else
4617                 {
4618                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4619                 }
4620             }
4621         }
4622         else
4623         {
4624             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4625                      typeid(*l).name() );
4626         }
4627     }
4628
4629     if ( bSupported )
4630     {
4631         tracks.push_back( tk );
4632     }
4633     else
4634     {
4635         msg_Err( &sys.demuxer, "Track Entry %d not supported", tk->i_number );
4636         delete tk;
4637     }
4638 }
4639
4640 /*****************************************************************************
4641  * ParseTracks:
4642  *****************************************************************************/
4643 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4644 {
4645     EbmlElement *el;
4646     unsigned int i;
4647     int i_upper_level = 0;
4648
4649     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4650
4651     /* Master elements */
4652     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4653
4654     for( i = 0; i < tracks->ListSize(); i++ )
4655     {
4656         EbmlElement *l = (*tracks)[i];
4657
4658         if( MKV_IS_ID( l, KaxTrackEntry ) )
4659         {
4660             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4661         }
4662         else
4663         {
4664             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4665         }
4666     }
4667 }
4668
4669 /*****************************************************************************
4670  * ParseInfo:
4671  *****************************************************************************/
4672 void matroska_segment_c::ParseInfo( KaxInfo *info )
4673 {
4674     EbmlElement *el;
4675     EbmlMaster  *m;
4676     size_t i, j;
4677     int i_upper_level = 0;
4678
4679     msg_Dbg( &sys.demuxer, "|   + Information" );
4680
4681     /* Master elements */
4682     m = static_cast<EbmlMaster *>(info);
4683     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4684
4685     for( i = 0; i < m->ListSize(); i++ )
4686     {
4687         EbmlElement *l = (*m)[i];
4688
4689         if( MKV_IS_ID( l, KaxSegmentUID ) )
4690         {
4691             if ( p_segment_uid == NULL )
4692                 p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4693
4694             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4695         }
4696         else if( MKV_IS_ID( l, KaxPrevUID ) )
4697         {
4698             if ( p_prev_segment_uid == NULL )
4699                 p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4700
4701             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4702         }
4703         else if( MKV_IS_ID( l, KaxNextUID ) )
4704         {
4705             if ( p_next_segment_uid == NULL )
4706                 p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4707
4708             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4709         }
4710         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4711         {
4712             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4713
4714             i_timescale = uint64(tcs);
4715
4716             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4717                      i_timescale );
4718         }
4719         else if( MKV_IS_ID( l, KaxDuration ) )
4720         {
4721             KaxDuration &dur = *(KaxDuration*)l;
4722
4723             i_duration = mtime_t( double( dur ) );
4724
4725             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4726                      i_duration );
4727         }
4728         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4729         {
4730             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4731
4732             psz_muxing_application = ToUTF8( UTFstring( mapp ) );
4733
4734             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4735                      psz_muxing_application );
4736         }
4737         else if( MKV_IS_ID( l, KaxWritingApp ) )
4738         {
4739             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4740
4741             psz_writing_application = ToUTF8( UTFstring( wapp ) );
4742
4743             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4744                      psz_writing_application );
4745         }
4746         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4747         {
4748             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4749
4750             psz_segment_filename = ToUTF8( UTFstring( sfn ) );
4751
4752             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4753                      psz_segment_filename );
4754         }
4755         else if( MKV_IS_ID( l, KaxTitle ) )
4756         {
4757             KaxTitle &title = *(KaxTitle*)l;
4758
4759             psz_title = ToUTF8( UTFstring( title ) );
4760
4761             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4762         }
4763         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4764         {
4765             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4766
4767             families.push_back( new KaxSegmentFamily(*uid) );
4768
4769             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4770         }
4771 #if defined( HAVE_GMTIME_R ) && !defined( __APPLE__ )
4772         else if( MKV_IS_ID( l, KaxDateUTC ) )
4773         {
4774             KaxDateUTC &date = *(KaxDateUTC*)l;
4775             time_t i_date;
4776             struct tm tmres;
4777             char   buffer[256];
4778
4779             i_date = date.GetEpochDate();
4780             memset( buffer, 0, 256 );
4781             if( gmtime_r( &i_date, &tmres ) &&
4782                 asctime_r( &tmres, buffer ) )
4783             {
4784                 buffer[strlen( buffer)-1]= '\0';
4785                 psz_date_utc = strdup( buffer );
4786                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4787             }
4788         }
4789 #endif
4790 #if LIBMATROSKA_VERSION >= 0x000704
4791         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4792         {
4793             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4794             chapter_translation_c *p_translate = new chapter_translation_c();
4795
4796             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4797             for( j = 0; j < p_trans->ListSize(); j++ )
4798             {
4799                 EbmlElement *l = (*p_trans)[j];
4800
4801                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4802                 {
4803                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4804                 }
4805                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4806                 {
4807                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4808                 }
4809                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4810                 {
4811                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4812                 }
4813             }
4814
4815             translations.push_back( p_translate );
4816         }
4817 #endif
4818         else
4819         {
4820             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4821         }
4822     }
4823
4824     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4825     i_duration = mtime_t(f_dur);
4826 }
4827
4828
4829 /*****************************************************************************
4830  * ParseChapterAtom
4831  *****************************************************************************/
4832 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4833 {
4834     size_t i, j;
4835
4836     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4837     for( i = 0; i < ca->ListSize(); i++ )
4838     {
4839         EbmlElement *l = (*ca)[i];
4840
4841         if( MKV_IS_ID( l, KaxChapterUID ) )
4842         {
4843             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4844             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4845         }
4846         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4847         {
4848             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4849             chapters.b_display_seekpoint = uint8( flag ) == 0;
4850
4851             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4852         }
4853         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4854         {
4855             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4856             chapters.i_start_time = uint64( start ) / I64C(1000);
4857
4858             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4859         }
4860         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4861         {
4862             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4863             chapters.i_end_time = uint64( end ) / I64C(1000);
4864
4865             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4866         }
4867         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4868         {
4869             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4870
4871             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4872             for( j = 0; j < cd->ListSize(); j++ )
4873             {
4874                 EbmlElement *l= (*cd)[j];
4875
4876                 if( MKV_IS_ID( l, KaxChapterString ) )
4877                 {
4878                     int k;
4879
4880                     KaxChapterString &name =*(KaxChapterString*)l;
4881                     for (k = 0; k < i_level; k++)
4882                         chapters.psz_name += '+';
4883                     chapters.psz_name += ' ';
4884                     char *psz_tmp_utf8 = ToUTF8( UTFstring( name ) );
4885                     chapters.psz_name += psz_tmp_utf8;
4886                     chapters.b_user_display = true;
4887
4888                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", psz_tmp_utf8 );
4889                     free( psz_tmp_utf8 );
4890                 }
4891                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4892                 {
4893                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4894                     const char *psz = string( lang ).c_str();
4895
4896                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4897                 }
4898                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4899                 {
4900                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4901                     const char *psz = string( ct ).c_str();
4902
4903                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4904                 }
4905             }
4906         }
4907         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4908         {
4909             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4910
4911             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4912             chapter_codec_cmds_c *p_ccodec = NULL;
4913
4914             for( j = 0; j < cp->ListSize(); j++ )
4915             {
4916                 EbmlElement *k= (*cp)[j];
4917
4918                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4919                 {
4920                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4921                     if ( uint32(*p_codec_id) == 0 )
4922                         p_ccodec = new matroska_script_codec_c( sys );
4923                     else if ( uint32(*p_codec_id) == 1 )
4924                         p_ccodec = new dvd_chapter_codec_c( sys );
4925                     break;
4926                 }
4927             }
4928
4929             if ( p_ccodec != NULL )
4930             {
4931                 for( j = 0; j < cp->ListSize(); j++ )
4932                 {
4933                     EbmlElement *k= (*cp)[j];
4934
4935                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4936                     {
4937                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4938                         p_ccodec->SetPrivate( *p_private );
4939                     }
4940                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4941                     {
4942                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4943                     }
4944                 }
4945                 chapters.codecs.push_back( p_ccodec );
4946             }
4947         }
4948         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4949         {
4950             chapter_item_c *new_sub_chapter = new chapter_item_c();
4951             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4952             new_sub_chapter->psz_parent = &chapters;
4953             chapters.sub_chapters.push_back( new_sub_chapter );
4954         }
4955     }
4956 }
4957
4958 /*****************************************************************************
4959  * ParseAttachments:
4960  *****************************************************************************/
4961 void matroska_segment_c::ParseAttachments( KaxAttachments *attachments )
4962 {
4963     EbmlElement *el;
4964     int i_upper_level = 0;
4965
4966     attachments->Read( es, attachments->Generic().Context, i_upper_level, el, true );
4967
4968     KaxAttached *attachedFile = FindChild<KaxAttached>( *attachments );
4969
4970     while( attachedFile && ( attachedFile->GetSize() > 0 ) )
4971     {
4972         std::string psz_mime_type  = GetChild<KaxMimeType>( *attachedFile );
4973         KaxFileName  &file_name    = GetChild<KaxFileName>( *attachedFile );
4974         KaxFileData  &img_data     = GetChild<KaxFileData>( *attachedFile );
4975
4976         attachment_c *new_attachment = new attachment_c();
4977
4978         if( new_attachment )
4979         {
4980             new_attachment->psz_file_name  = ToUTF8( UTFstring( file_name ) );
4981             new_attachment->psz_mime_type  = psz_mime_type;
4982             new_attachment->i_size         = img_data.GetSize();
4983             new_attachment->p_data         = malloc( img_data.GetSize() );
4984
4985             if( new_attachment->p_data )
4986             {
4987                 memcpy( new_attachment->p_data, img_data.GetBuffer(), img_data.GetSize() );
4988                 sys.stored_attachments.push_back( new_attachment );
4989             }
4990         }
4991
4992         attachedFile = &GetNextChild<KaxAttached>( *attachments, *attachedFile );
4993     }
4994 }
4995
4996 /*****************************************************************************
4997  * ParseChapters:
4998  *****************************************************************************/
4999 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
5000 {
5001     EbmlElement *el;
5002     size_t i;
5003     int i_upper_level = 0;
5004     mtime_t i_dur;
5005
5006     /* Master elements */
5007     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
5008
5009     for( i = 0; i < chapters->ListSize(); i++ )
5010     {
5011         EbmlElement *l = (*chapters)[i];
5012
5013         if( MKV_IS_ID( l, KaxEditionEntry ) )
5014         {
5015             chapter_edition_c *p_edition = new chapter_edition_c();
5016
5017             EbmlMaster *E = static_cast<EbmlMaster *>(l );
5018             size_t j;
5019             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
5020             for( j = 0; j < E->ListSize(); j++ )
5021             {
5022                 EbmlElement *l = (*E)[j];
5023
5024                 if( MKV_IS_ID( l, KaxChapterAtom ) )
5025                 {
5026                     chapter_item_c *new_sub_chapter = new chapter_item_c();
5027                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
5028                     p_edition->sub_chapters.push_back( new_sub_chapter );
5029                 }
5030                 else if( MKV_IS_ID( l, KaxEditionUID ) )
5031                 {
5032                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
5033                 }
5034                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
5035                 {
5036                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
5037                 }
5038                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
5039                 {
5040                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
5041                         i_default_edition = stored_editions.size();
5042                 }
5043                 else
5044                 {
5045                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
5046                 }
5047             }
5048             stored_editions.push_back( p_edition );
5049         }
5050         else
5051         {
5052             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
5053         }
5054     }
5055
5056     for( i = 0; i < stored_editions.size(); i++ )
5057     {
5058         stored_editions[i]->RefreshChapters( );
5059     }
5060
5061     if ( stored_editions.size() != 0 && stored_editions[i_default_edition]->b_ordered )
5062     {
5063         /* update the duration of the segment according to the sum of all sub chapters */
5064         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
5065         if (i_dur > 0)
5066             i_duration = i_dur;
5067     }
5068 }
5069
5070 void matroska_segment_c::ParseCluster( )
5071 {
5072     EbmlElement *el;
5073     EbmlMaster  *m;
5074     unsigned int i;
5075     int i_upper_level = 0;
5076
5077     /* Master elements */
5078     m = static_cast<EbmlMaster *>( cluster );
5079     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
5080
5081     for( i = 0; i < m->ListSize(); i++ )
5082     {
5083         EbmlElement *l = (*m)[i];
5084
5085         if( MKV_IS_ID( l, KaxClusterTimecode ) )
5086         {
5087             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
5088
5089             cluster->InitTimecode( uint64( ctc ), i_timescale );
5090             break;
5091         }
5092     }
5093
5094     i_start_time = cluster->GlobalTimecode() / 1000;
5095 }
5096
5097 /*****************************************************************************
5098  * InformationCreate:
5099  *****************************************************************************/
5100 void matroska_segment_c::InformationCreate( )
5101 {
5102     sys.meta = vlc_meta_New();
5103
5104     if( psz_title )
5105     {
5106         vlc_meta_SetTitle( sys.meta, psz_title );
5107     }
5108     if( psz_date_utc )
5109     {
5110         vlc_meta_SetDate( sys.meta, psz_date_utc );
5111     }
5112 #if 0
5113     if( psz_segment_filename )
5114     {
5115         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5116     }
5117     if( psz_muxing_application )
5118     {
5119         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5120     }
5121     if( psz_writing_application )
5122     {
5123         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5124     }
5125
5126     for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
5127     {
5128 //        mkv_track_t *tk = tracks[i_track];
5129 //        vlc_meta_t *mtk = vlc_meta_New();
5130         fprintf( stderr, "***** WARNING: Unhandled child meta\n");
5131     }
5132 #endif
5133
5134     if( i_tags_position >= 0 )
5135     {
5136         vlc_bool_t b_seekable;
5137
5138         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
5139         if( b_seekable )
5140         {
5141             LoadTags( );
5142         }
5143     }
5144 }
5145
5146
5147 /*****************************************************************************
5148  * Divers
5149  *****************************************************************************/
5150
5151 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
5152 {
5153 #define idx p_indexes[i_index]
5154     idx.i_track       = -1;
5155     idx.i_block_number= -1;
5156     idx.i_position    = cluster->GetElementPosition();
5157     idx.i_time        = -1;
5158     idx.b_key         = VLC_TRUE;
5159
5160     i_index++;
5161     if( i_index >= i_index_max )
5162     {
5163         i_index_max += 1024;
5164         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
5165     }
5166 #undef idx
5167 }
5168
5169 void chapter_edition_c::RefreshChapters( )
5170 {
5171     chapter_item_c::RefreshChapters( b_ordered, -1 );
5172     b_display_seekpoint = false;
5173 }
5174
5175 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
5176 {
5177     int64_t i_user_time = i_prev_user_time;
5178
5179     // first the sub-chapters, and then ourself
5180     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5181     while ( index != sub_chapters.end() )
5182     {
5183         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
5184         index++;
5185     }
5186
5187     if ( b_ordered )
5188     {
5189         // the ordered chapters always start at zero
5190         if ( i_prev_user_time == -1 )
5191         {
5192             if ( i_user_time == -1 )
5193                 i_user_time = 0;
5194             i_prev_user_time = 0;
5195         }
5196
5197         i_user_start_time = i_prev_user_time;
5198         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
5199         {
5200             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
5201         }
5202         else
5203         {
5204             i_user_end_time = i_user_time;
5205         }
5206     }
5207     else
5208     {
5209         if ( sub_chapters.begin() != sub_chapters.end() )
5210             std::sort( sub_chapters.begin(), sub_chapters.end(), chapter_item_c::CompareTimecode );
5211         i_user_start_time = i_start_time;
5212         if ( i_end_time != -1 )
5213             i_user_end_time = i_end_time;
5214         else if ( i_user_time != -1 )
5215             i_user_end_time = i_user_time;
5216         else
5217             i_user_end_time = i_user_start_time;
5218     }
5219
5220     return i_user_end_time;
5221 }
5222
5223 mtime_t chapter_edition_c::Duration() const
5224 {
5225     mtime_t i_result = 0;
5226
5227     if ( sub_chapters.size() )
5228     {
5229         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
5230         index--;
5231         i_result = (*index)->i_user_end_time;
5232     }
5233
5234     return i_result;
5235 }
5236
5237 chapter_item_c * chapter_edition_c::FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current )
5238 {
5239     if ( !b_ordered )
5240         p_current = NULL;
5241     bool b_found_current = false;
5242     return chapter_item_c::FindTimecode( i_timecode, p_current, b_found_current );
5243 }
5244
5245 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode, const chapter_item_c * p_current, bool & b_found )
5246 {
5247     chapter_item_c *psz_result = NULL;
5248
5249     if ( p_current == this )
5250         b_found = true;
5251
5252     if ( i_user_timecode >= i_user_start_time &&
5253         ( i_user_timecode < i_user_end_time ||
5254           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
5255     {
5256         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5257         while ( index != sub_chapters.end() && ((p_current == NULL && psz_result == NULL) || (p_current != NULL && (!b_found || psz_result == NULL))))
5258         {
5259             psz_result = (*index)->FindTimecode( i_user_timecode, p_current, b_found );
5260             index++;
5261         }
5262
5263         if ( psz_result == NULL )
5264             psz_result = this;
5265     }
5266
5267     return psz_result;
5268 }
5269
5270 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
5271 {
5272     if ( &item == this )
5273         return true;
5274
5275     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
5276     while ( index != sub_chapters.end() )
5277     {
5278         if ( (*index)->ParentOf( item ) )
5279             return true;
5280         index++;
5281     }
5282
5283     return false;
5284 }
5285
5286 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
5287 {
5288     for (size_t i=0; i<opened_segments.size(); i++)
5289     {
5290         opened_segments[i]->PreloadFamily( of_segment );
5291     }
5292 }
5293 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
5294 {
5295     if ( b_preloaded )
5296         return false;
5297
5298     for (size_t i=0; i<families.size(); i++)
5299     {
5300         for (size_t j=0; j<of_segment.families.size(); j++)
5301         {
5302             if ( *(families[i]) == *(of_segment.families[j]) )
5303                 return Preload( );
5304         }
5305     }
5306
5307     return false;
5308 }
5309
5310 // preload all the linked segments for all preloaded segments
5311 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
5312 {
5313     size_t i_preloaded, i, j;
5314     virtual_segment_c *p_seg;
5315
5316     p_current_segment = VirtualFromSegments( p_segment );
5317
5318     used_segments.push_back( p_current_segment );
5319
5320     // create all the other virtual segments of the family
5321     do {
5322         i_preloaded = 0;
5323         for ( i=0; i< opened_segments.size(); i++ )
5324         {
5325             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
5326             {
5327                 p_seg = VirtualFromSegments( opened_segments[i] );
5328                 used_segments.push_back( p_seg );
5329                 i_preloaded++;
5330             }
5331         }
5332     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
5333
5334     // publish all editions of all usable segment
5335     for ( i=0; i< used_segments.size(); i++ )
5336     {
5337         p_seg = used_segments[i];
5338         if ( p_seg->p_editions != NULL )
5339         {
5340             std::string sz_name;
5341             input_title_t *p_title = vlc_input_title_New();
5342             p_seg->i_sys_title = i;
5343             int i_chapters;
5344
5345             // TODO use a name for each edition, let the TITLE deal with a codec name
5346             for ( j=0; j<p_seg->p_editions->size(); j++ )
5347             {
5348                 if ( p_title->psz_name == NULL )
5349                 {
5350                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
5351                     if ( sz_name != "" )
5352                         p_title->psz_name = strdup( sz_name.c_str() );
5353                 }
5354
5355                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
5356
5357                 i_chapters = 0;
5358                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
5359             }
5360
5361             // create a name if there is none
5362             if ( p_title->psz_name == NULL )
5363             {
5364                 sz_name = N_("Segment");
5365                 char psz_str[6];
5366                 sprintf( psz_str, " %d", (int)i );
5367                 sz_name += psz_str;
5368                 p_title->psz_name = strdup( sz_name.c_str() );
5369             }
5370
5371             titles.push_back( p_title );
5372         }
5373     }
5374
5375     // TODO decide which segment should be first used (VMG for DVD)
5376 }
5377
5378 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
5379 {
5380     for ( size_t i=0; i< used_segments.size(); i++ )
5381     {
5382         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
5383             return true;
5384     }
5385     return false;
5386 }
5387
5388 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
5389 {
5390     size_t i_preloaded, i;
5391
5392     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
5393
5394     // fill our current virtual segment with all hard linked segments
5395     do {
5396         i_preloaded = 0;
5397         for ( i=0; i< opened_segments.size(); i++ )
5398         {
5399             i_preloaded += p_result->AddSegment( opened_segments[i] );
5400         }
5401     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
5402
5403     p_result->Sort( );
5404
5405     p_result->PreloadLinked( );
5406
5407     p_result->PrepareChapters( );
5408
5409     return p_result;
5410 }
5411
5412 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
5413 {
5414     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
5415     {
5416         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
5417             p_current_segment->Segment()->UnSelect();
5418
5419         p_current_segment = p_new_segment;
5420         i_current_title = p_new_segment->i_sys_title;
5421     }
5422
5423     p_current_segment->LoadCues();
5424     f_duration = p_current_segment->Duration();
5425
5426     /* add information */
5427     p_current_segment->Segment()->InformationCreate( );
5428
5429     p_current_segment->Segment()->Select( 0 );
5430
5431     return true;
5432 }
5433
5434 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
5435 {
5436     // if the segment is not part of the current segment, select the new one
5437     if ( &vsegment != p_current_segment )
5438     {
5439         PreparePlayback( &vsegment );
5440     }
5441
5442     if ( p_chapter != NULL )
5443     {
5444         if ( !p_chapter->Enter( true ) )
5445         {
5446             // jump to the location in the found segment
5447             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5448         }
5449     }
5450
5451 }
5452
5453 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
5454 {
5455     EbmlBinary *p_tmp;
5456
5457     if ( p_item_a == NULL || p_item_b == NULL )
5458         return false;
5459
5460     p_tmp = (EbmlBinary *)p_item_a->p_segment_uid;
5461     if ( p_item_b->p_prev_segment_uid != NULL
5462           && *p_tmp == *p_item_b->p_prev_segment_uid )
5463         return true;
5464
5465     p_tmp = (EbmlBinary *)p_item_a->p_next_segment_uid;
5466     if ( !p_tmp )
5467         return false;
5468
5469     if ( p_item_b->p_segment_uid != NULL
5470           && *p_tmp == *p_item_b->p_segment_uid )
5471         return true;
5472
5473     if ( p_item_b->p_prev_segment_uid != NULL
5474           && *p_tmp == *p_item_b->p_prev_segment_uid )
5475         return true;
5476
5477     return false;
5478 }
5479
5480 bool matroska_segment_c::Preload( )
5481 {
5482     if ( b_preloaded )
5483         return false;
5484
5485     EbmlElement *el = NULL;
5486
5487     ep->Reset( &sys.demuxer );
5488
5489     while( ( el = ep->Get() ) != NULL )
5490     {
5491         if( MKV_IS_ID( el, KaxInfo ) )
5492         {
5493             ParseInfo( static_cast<KaxInfo*>( el ) );
5494         }
5495         else if( MKV_IS_ID( el, KaxTracks ) )
5496         {
5497             ParseTracks( static_cast<KaxTracks*>( el ) );
5498             if ( tracks.size() == 0 )
5499             {
5500                 msg_Err( &sys.demuxer, "No tracks supported" );
5501                 return false;
5502             }
5503         }
5504         else if( MKV_IS_ID( el, KaxSeekHead ) )
5505         {
5506             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5507         }
5508         else if( MKV_IS_ID( el, KaxCues ) )
5509         {
5510             msg_Dbg( &sys.demuxer, "|   + Cues" );
5511         }
5512         else if( MKV_IS_ID( el, KaxCluster ) )
5513         {
5514             msg_Dbg( &sys.demuxer, "|   + Cluster" );
5515
5516             cluster = (KaxCluster*)el;
5517
5518             i_cluster_pos = i_start_pos = cluster->GetElementPosition();
5519             ParseCluster( );
5520
5521             ep->Down();
5522             /* stop parsing the stream */
5523             break;
5524         }
5525         else if( MKV_IS_ID( el, KaxAttachments ) )
5526         {
5527             msg_Dbg( &sys.demuxer, "|   + Attachments" );
5528             ParseAttachments( static_cast<KaxAttachments*>( el ) );
5529         }
5530         else if( MKV_IS_ID( el, KaxChapters ) )
5531         {
5532             msg_Dbg( &sys.demuxer, "|   + Chapters" );
5533             ParseChapters( static_cast<KaxChapters*>( el ) );
5534         }
5535         else if( MKV_IS_ID( el, KaxTag ) )
5536         {
5537             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5538         }
5539         else
5540         {
5541             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5542         }
5543     }
5544
5545     b_preloaded = true;
5546
5547     return true;
5548 }
5549
5550 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5551 {
5552     for (size_t i=0; i<opened_segments.size(); i++)
5553     {
5554         if ( *opened_segments[i]->p_segment_uid == uid )
5555             return opened_segments[i];
5556     }
5557     return NULL;
5558 }
5559
5560 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5561                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5562                                         const void *p_cookie,
5563                                         size_t i_cookie_size,
5564                                         virtual_segment_c * &p_segment_found )
5565 {
5566     chapter_item_c *p_result = NULL;
5567     for (size_t i=0; i<used_segments.size(); i++)
5568     {
5569         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5570         if ( p_result != NULL )
5571         {
5572             p_segment_found = used_segments[i];
5573             break;
5574         }
5575     }
5576     return p_result;
5577 }
5578
5579 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5580 {
5581     chapter_item_c *p_result = NULL;
5582     for (size_t i=0; i<used_segments.size(); i++)
5583     {
5584         p_result = used_segments[i]->FindChapter( i_find_uid );
5585         if ( p_result != NULL )
5586         {
5587             p_segment_found = used_segments[i];
5588             break;
5589         }
5590     }
5591     return p_result;
5592 }
5593
5594 void virtual_segment_c::Sort()
5595 {
5596     // keep the current segment index
5597     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5598
5599     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5600
5601     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5602         if ( linked_segments[i_current_segment] == p_segment )
5603             break;
5604 }
5605
5606 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5607 {
5608     size_t i;
5609     // check if it's not already in here
5610     for ( i=0; i<linked_segments.size(); i++ )
5611     {
5612         if ( linked_segments[i]->p_segment_uid != NULL
5613             && p_segment->p_segment_uid != NULL
5614             && *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5615             return 0;
5616     }
5617
5618     // find possible mates
5619     for ( i=0; i<linked_uids.size(); i++ )
5620     {
5621         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5622             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5623             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5624         {
5625             linked_segments.push_back( p_segment );
5626
5627             AppendUID( p_segment->p_prev_segment_uid );
5628             AppendUID( p_segment->p_next_segment_uid );
5629
5630             return 1;
5631         }
5632     }
5633     return 0;
5634 }
5635
5636 void virtual_segment_c::PreloadLinked( )
5637 {
5638     for ( size_t i=0; i<linked_segments.size(); i++ )
5639     {
5640         linked_segments[i]->Preload( );
5641     }
5642     i_current_edition = linked_segments[0]->i_default_edition;
5643 }
5644
5645 mtime_t virtual_segment_c::Duration() const
5646 {
5647     mtime_t i_duration;
5648     if ( linked_segments.size() == 0 )
5649         i_duration = 0;
5650     else {
5651         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5652 //        p_last_segment->ParseCluster( );
5653
5654         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5655     }
5656     return i_duration;
5657 }
5658
5659 void virtual_segment_c::LoadCues( )
5660 {
5661     for ( size_t i=0; i<linked_segments.size(); i++ )
5662     {
5663         linked_segments[i]->LoadCues();
5664     }
5665 }
5666
5667 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5668 {
5669     if ( p_UID == NULL )
5670         return;
5671     if ( p_UID->GetBuffer() == NULL )
5672         return;
5673
5674     for (size_t i=0; i<linked_uids.size(); i++)
5675     {
5676         if ( *p_UID == linked_uids[i] )
5677             return;
5678     }
5679     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5680 }
5681
5682 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5683 {
5684     KaxBlock    *block;
5685 #if LIBMATROSKA_VERSION >= 0x000800
5686     KaxSimpleBlock *simpleblock;
5687 #endif
5688     int         i_track_skipping;
5689     int64_t     i_block_duration;
5690     int64_t     i_block_ref1;
5691     int64_t     i_block_ref2;
5692     size_t      i_track;
5693     int64_t     i_seek_position = i_start_pos;
5694     int64_t     i_seek_time = i_start_time;
5695
5696     if ( i_index > 0 )
5697     {
5698         int i_idx = 0;
5699
5700         for( ; i_idx < i_index; i_idx++ )
5701         {
5702             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5703             {
5704                 break;
5705             }
5706         }
5707
5708         if( i_idx > 0 )
5709         {
5710             i_idx--;
5711         }
5712
5713         i_seek_position = p_indexes[i_idx].i_position;
5714         i_seek_time = p_indexes[i_idx].i_time;
5715     }
5716
5717     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5718                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5719
5720     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5721
5722     delete ep;
5723     ep = new EbmlParser( &es, segment, &sys.demuxer );
5724     cluster = NULL;
5725
5726     sys.i_start_pts = i_date;
5727
5728     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5729
5730     /* now parse until key frame */
5731     i_track_skipping = 0;
5732     for( i_track = 0; i_track < tracks.size(); i_track++ )
5733     {
5734         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5735         {
5736             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5737             i_track_skipping++;
5738         }
5739         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5740     }
5741
5742
5743     while( i_track_skipping > 0 )
5744     {
5745 #if LIBMATROSKA_VERSION >= 0x000800
5746         if( BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5747 #else
5748         if( BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5749 #endif
5750         {
5751             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5752
5753             return;
5754         }
5755         ep->Down();
5756
5757         for( i_track = 0; i_track < tracks.size(); i_track++ )
5758         {
5759 #if LIBMATROSKA_VERSION >= 0x000800
5760             if( (simpleblock && tracks[i_track]->i_number == simpleblock->TrackNum()) ||
5761                 (block && tracks[i_track]->i_number == block->TrackNum()) )
5762 #else
5763             if( tracks[i_track]->i_number == block->TrackNum() )
5764 #endif
5765             {
5766                 break;
5767             }
5768         }
5769
5770 #if LIBMATROSKA_VERSION >= 0x000800
5771         if( simpleblock )
5772             sys.i_pts = (sys.i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
5773         else
5774 #endif
5775             sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
5776
5777         if( i_track < tracks.size() )
5778         {
5779            if( sys.i_pts >= sys.i_start_pts )
5780             {
5781                 cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
5782                 i_track_skipping = 0;
5783             }
5784             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5785             {
5786                 if( i_block_ref1 == 0 && tracks[i_track]->b_search_keyframe )
5787                 {
5788                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5789                     i_track_skipping--;
5790                 }
5791                 if( !tracks[i_track]->b_search_keyframe )
5792                 {
5793 #if LIBMATROSKA_VERSION >= 0x000800
5794                     BlockDecode( &sys.demuxer, block, simpleblock, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5795 #else
5796                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5797 #endif
5798                 }
5799             }
5800         }
5801
5802         delete block;
5803     }
5804 }
5805
5806 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5807 {
5808     demux_sys_t *p_sys = demuxer.p_sys;
5809     size_t i;
5810
5811     // find the actual time for an ordered edition
5812     if ( psz_chapter == NULL )
5813     {
5814         if ( Edition() && Edition()->b_ordered )
5815         {
5816             /* 1st, we need to know in which chapter we are */
5817             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date, psz_current_chapter );
5818         }
5819     }
5820
5821     if ( psz_chapter != NULL )
5822     {
5823         psz_current_chapter = psz_chapter;
5824         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5825         if ( psz_chapter->i_seekpoint_num > 0 )
5826         {
5827             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5828             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5829             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5830         }
5831     }
5832
5833     // find the best matching segment
5834     for ( i=0; i<linked_segments.size(); i++ )
5835     {
5836         if ( i_date < linked_segments[i]->i_start_time )
5837             break;
5838     }
5839
5840     if ( i > 0 )
5841         i--;
5842
5843     if ( i_current_segment != i  )
5844     {
5845         linked_segments[i_current_segment]->UnSelect();
5846         linked_segments[i]->Select( i_date );
5847         i_current_segment = i;
5848     }
5849
5850     linked_segments[i]->Seek( i_date, i_time_offset );
5851 }
5852
5853 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5854 {
5855     size_t i;
5856
5857     uint32 codec_time = uint32(-1);
5858     for( i = 0; i < command.ListSize(); i++ )
5859     {
5860         const EbmlElement *k = command[i];
5861
5862         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5863         {
5864             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5865             break;
5866         }
5867     }
5868
5869     for( i = 0; i < command.ListSize(); i++ )
5870     {
5871         const EbmlElement *k = command[i];
5872
5873         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5874         {
5875             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5876             switch ( codec_time )
5877             {
5878             case 0:
5879                 during_cmds.push_back( p_data );
5880                 break;
5881             case 1:
5882                 enter_cmds.push_back( p_data );
5883                 break;
5884             case 2:
5885                 leave_cmds.push_back( p_data );
5886                 break;
5887             default:
5888                 delete p_data;
5889             }
5890         }
5891     }
5892 }
5893
5894 bool chapter_item_c::Enter( bool b_do_subs )
5895 {
5896     bool f_result = false;
5897     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5898     while ( index != codecs.end() )
5899     {
5900         f_result |= (*index)->Enter();
5901         index++;
5902     }
5903
5904     if ( b_do_subs )
5905     {
5906         // sub chapters
5907         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5908         while ( index_ != sub_chapters.end() )
5909         {
5910             f_result |= (*index_)->Enter( true );
5911             index_++;
5912         }
5913     }
5914     return f_result;
5915 }
5916
5917 bool chapter_item_c::Leave( bool b_do_subs )
5918 {
5919     bool f_result = false;
5920     b_is_leaving = true;
5921     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5922     while ( index != codecs.end() )
5923     {
5924         f_result |= (*index)->Leave();
5925         index++;
5926     }
5927
5928     if ( b_do_subs )
5929     {
5930         // sub chapters
5931         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5932         while ( index_ != sub_chapters.end() )
5933         {
5934             f_result |= (*index_)->Leave( true );
5935             index_++;
5936         }
5937     }
5938     b_is_leaving = false;
5939     return f_result;
5940 }
5941
5942 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5943 {
5944     chapter_item_c *p_common_parent = p_item;
5945
5946     // leave, up to a common parent
5947     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5948     {
5949         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5950             return true;
5951         p_common_parent = p_common_parent->psz_parent;
5952     }
5953
5954     // enter from the parent to <this>
5955     if ( p_common_parent != NULL )
5956     {
5957         do
5958         {
5959             if ( p_common_parent == this )
5960                 return Enter( true );
5961
5962             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5963             {
5964                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5965                 {
5966                     p_common_parent = p_common_parent->sub_chapters[i];
5967                     if ( p_common_parent != this )
5968                         if ( p_common_parent->Enter( false ) )
5969                             return true;
5970
5971                     break;
5972                 }
5973             }
5974         } while ( 1 );
5975     }
5976
5977     if ( b_final_enter )
5978         return Enter( true );
5979     else
5980         return false;
5981 }
5982
5983 bool dvd_chapter_codec_c::Enter()
5984 {
5985     bool f_result = false;
5986     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5987     while ( index != enter_cmds.end() )
5988     {
5989         if ( (*index)->GetSize() )
5990         {
5991             binary *p_data = (*index)->GetBuffer();
5992             size_t i_size = *p_data++;
5993             // avoid reading too much from the buffer
5994             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5995             for ( ; i_size > 0; i_size--, p_data += 8 )
5996             {
5997                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5998                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5999             }
6000         }
6001         index++;
6002     }
6003     return f_result;
6004 }
6005
6006 bool dvd_chapter_codec_c::Leave()
6007 {
6008     bool f_result = false;
6009     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6010     while ( index != leave_cmds.end() )
6011     {
6012         if ( (*index)->GetSize() )
6013         {
6014             binary *p_data = (*index)->GetBuffer();
6015             size_t i_size = *p_data++;
6016             // avoid reading too much from the buffer
6017             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
6018             for ( ; i_size > 0; i_size--, p_data += 8 )
6019             {
6020                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
6021                 f_result |= sys.dvd_interpretor.Interpret( p_data );
6022             }
6023         }
6024         index++;
6025     }
6026     return f_result;
6027 }
6028
6029 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
6030 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6031 {
6032     if ( i_size != 8 )
6033         return false;
6034
6035     virtual_segment_c *p_segment = NULL;
6036     chapter_item_c *p_chapter = NULL;
6037     bool f_result = false;
6038     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
6039
6040     // handle register tests if there are some
6041     if ( (i_command & 0xF0) != 0 )
6042     {
6043         bool b_test_positive = true;//(i_command & CMD_DVD_IF_NOT) == 0;
6044         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
6045         uint8 i_test = i_command & 0x70;
6046         uint16 i_value;
6047
6048         // see http://dvd.sourceforge.net/dvdinfo/vmi.html
6049         uint8  i_cr1;
6050         uint16 i_cr2;
6051         switch ( i_command >> 12 )
6052         {
6053         default:
6054             i_cr1 = p_command[3];
6055             i_cr2 = (p_command[4] << 8) + p_command[5];
6056             break;
6057         case 3:
6058         case 4:
6059         case 5:
6060             i_cr1 = p_command[6];
6061             i_cr2 = p_command[7];
6062             b_test_value = false;
6063             break;
6064         case 6:
6065         case 7:
6066             if ( ((p_command[1] >> 4) & 0x7) == 0)
6067             {
6068                 i_cr1 = p_command[2];
6069                 i_cr2 = (p_command[6] << 8) + p_command[7];
6070             }
6071             else
6072             {
6073                 i_cr1 = p_command[2];
6074                 i_cr2 = (p_command[6] << 8) + p_command[7];
6075             }
6076             break;
6077         }
6078
6079         if ( b_test_value )
6080             i_value = i_cr2;
6081         else
6082             i_value = GetPRM( i_cr2 );
6083
6084         switch ( i_test )
6085         {
6086         case CMD_DVD_IF_GPREG_EQUAL:
6087             // if equals
6088             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6089             if (!( GetPRM( i_cr1 ) == i_value ))
6090             {
6091                 b_test_positive = false;
6092             }
6093             break;
6094         case CMD_DVD_IF_GPREG_NOT_EQUAL:
6095             // if not equals
6096             msg_Dbg( &sys.demuxer, "IF %s NOT EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6097             if (!( GetPRM( i_cr1 ) != i_value ))
6098             {
6099                 b_test_positive = false;
6100             }
6101             break;
6102         case CMD_DVD_IF_GPREG_INF:
6103             // if inferior
6104             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6105             if (!( GetPRM( i_cr1 ) < i_value ))
6106             {
6107                 b_test_positive = false;
6108             }
6109             break;
6110         case CMD_DVD_IF_GPREG_INF_EQUAL:
6111             // if inferior or equal
6112             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6113             if (!( GetPRM( i_cr1 ) <= i_value ))
6114             {
6115                 b_test_positive = false;
6116             }
6117             break;
6118         case CMD_DVD_IF_GPREG_AND:
6119             // if logical and
6120             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6121             if (!( GetPRM( i_cr1 ) & i_value ))
6122             {
6123                 b_test_positive = false;
6124             }
6125             break;
6126         case CMD_DVD_IF_GPREG_SUP:
6127             // if superior
6128             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6129             if (!( GetPRM( i_cr1 ) > i_value ))
6130             {
6131                 b_test_positive = false;
6132             }
6133             break;
6134         case CMD_DVD_IF_GPREG_SUP_EQUAL:
6135             // if superior or equal
6136             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6137             if (!( GetPRM( i_cr1 ) >= i_value ))
6138             {
6139                 b_test_positive = false;
6140             }
6141             break;
6142         }
6143
6144         if ( !b_test_positive )
6145             return false;
6146     }
6147
6148     // strip the test command
6149     i_command &= 0xFF0F;
6150
6151     switch ( i_command )
6152     {
6153     case CMD_DVD_NOP:
6154     case CMD_DVD_NOP2:
6155         {
6156             msg_Dbg( &sys.demuxer, "NOP" );
6157             break;
6158         }
6159     case CMD_DVD_BREAK:
6160         {
6161             msg_Dbg( &sys.demuxer, "Break" );
6162             // TODO
6163             break;
6164         }
6165     case CMD_DVD_JUMP_TT:
6166         {
6167             uint8 i_title = p_command[5];
6168             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
6169
6170             // find in the ChapProcessPrivate matching this Title level
6171             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
6172             if ( p_segment != NULL )
6173             {
6174                 sys.JumpTo( *p_segment, p_chapter );
6175                 f_result = true;
6176             }
6177
6178             break;
6179         }
6180     case CMD_DVD_CALLSS_VTSM1:
6181         {
6182             msg_Dbg( &sys.demuxer, "CallSS" );
6183             binary p_type;
6184             switch( (p_command[6] & 0xC0) >> 6 ) {
6185                 case 0:
6186                     p_type = p_command[5] & 0x0F;
6187                     switch ( p_type )
6188                     {
6189                     case 0x00:
6190                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
6191                         break;
6192                     case 0x02:
6193                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
6194                         break;
6195                     case 0x03:
6196                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
6197                         break;
6198                     case 0x04:
6199                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
6200                         break;
6201                     case 0x05:
6202                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
6203                         break;
6204                     case 0x06:
6205                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
6206                         break;
6207                     case 0x07:
6208                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
6209                         break;
6210                     default:
6211                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
6212                         break;
6213                     }
6214                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
6215                     if ( p_segment != NULL )
6216                     {
6217                         sys.JumpTo( *p_segment, p_chapter );
6218                         f_result = true;
6219                     }
6220                 break;
6221                 case 1:
6222                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6223                 break;
6224                 case 2:
6225                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6226                 break;
6227                 case 3:
6228                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
6229                 break;
6230             }
6231             break;
6232         }
6233     case CMD_DVD_JUMP_SS:
6234         {
6235             msg_Dbg( &sys.demuxer, "JumpSS");
6236             binary p_type;
6237             switch( (p_command[5] & 0xC0) >> 6 ) {
6238                 case 0:
6239                     msg_Dbg( &sys.demuxer, "JumpSS FP");
6240                 break;
6241                 case 1:
6242                     p_type = p_command[5] & 0x0F;
6243                     switch ( p_type )
6244                     {
6245                     case 0x02:
6246                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
6247                         break;
6248                     case 0x03:
6249                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
6250                         break;
6251                     case 0x04:
6252                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
6253                         break;
6254                     case 0x05:
6255                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
6256                         break;
6257                     case 0x06:
6258                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
6259                         break;
6260                     case 0x07:
6261                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
6262                         break;
6263                     default:
6264                         msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
6265                         break;
6266                     }
6267                     // find the VMG
6268                     p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
6269                     if ( p_segment != NULL )
6270                     {
6271                         p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6272                         if ( p_chapter != NULL )
6273                         {
6274                             sys.JumpTo( *p_segment, p_chapter );
6275                             f_result = true;
6276                         }
6277                     }
6278                 break;
6279                 case 2:
6280                     p_type = p_command[5] & 0x0F;
6281                     switch ( p_type )
6282                     {
6283                     case 0x02:
6284                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
6285                         break;
6286                     case 0x03:
6287                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
6288                         break;
6289                     case 0x04:
6290                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
6291                         break;
6292                     case 0x05:
6293                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
6294                         break;
6295                     case 0x06:
6296                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
6297                         break;
6298                     case 0x07:
6299                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
6300                         break;
6301                     default:
6302                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
6303                         break;
6304                     }
6305
6306                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
6307
6308                     if ( p_segment != NULL && p_chapter != NULL )
6309                     {
6310                         // find the title in the VTS
6311                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
6312                         if ( p_chapter != NULL )
6313                         {
6314                             // find the specified menu in the VTSM
6315                             p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6316                             if ( p_chapter != NULL )
6317                             {
6318                                 sys.JumpTo( *p_segment, p_chapter );
6319                                 f_result = true;
6320                             }
6321                         }
6322                         else
6323                             msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
6324                     }
6325                     else
6326                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
6327                 break;
6328                 case 3:
6329                     msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
6330                 break;
6331             }
6332             break;
6333         }
6334     case CMD_DVD_JUMPVTS_PTT:
6335         {
6336             uint8 i_title = p_command[5];
6337             uint8 i_ptt = p_command[3];
6338
6339             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
6340
6341             // find the current VTS content segment
6342             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
6343             if ( p_chapter != NULL )
6344             {
6345                 int16 i_curr_title = p_chapter->GetTitleNumber( );
6346                 if ( i_curr_title > 0 )
6347                 {
6348                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
6349
6350                     if ( p_segment != NULL && p_chapter != NULL )
6351                     {
6352                         // find the title in the VTS
6353                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
6354                         if ( p_chapter != NULL )
6355                         {
6356                             // find the chapter in the title
6357                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
6358                             if ( p_chapter != NULL )
6359                             {
6360                                 sys.JumpTo( *p_segment, p_chapter );
6361                                 f_result = true;
6362                             }
6363                         }
6364                     else
6365                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
6366                     }
6367                     else
6368                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
6369                 }
6370                 else
6371                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
6372             }
6373             else
6374                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
6375             break;
6376         }
6377     case CMD_DVD_SET_GPRMMD:
6378         {
6379             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
6380
6381             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
6382                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
6383             break;
6384         }
6385     case CMD_DVD_LINKPGCN:
6386         {
6387             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
6388
6389             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
6390             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
6391             if ( p_chapter != NULL )
6392             {
6393                 if ( !p_chapter->Enter( true ) )
6394                     // jump to the location in the found segment
6395                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6396
6397                 f_result = true;
6398             }
6399             break;
6400         }
6401     case CMD_DVD_LINKCN:
6402         {
6403             uint8 i_cn = p_command[7];
6404
6405             p_chapter = sys.p_current_segment->CurrentChapter();
6406
6407             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
6408             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
6409             if ( p_chapter != NULL )
6410             {
6411                 if ( !p_chapter->Enter( true ) )
6412                     // jump to the location in the found segment
6413                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6414
6415                 f_result = true;
6416             }
6417             break;
6418         }
6419     case CMD_DVD_GOTO_LINE:
6420         {
6421             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
6422             // TODO
6423             break;
6424         }
6425     case CMD_DVD_SET_HL_BTNN1:
6426         {
6427             msg_Dbg( &sys.demuxer, "SetHL_BTN (%d)", p_command[4] );
6428             SetSPRM( 0x88, p_command[4] );
6429             break;
6430         }
6431     default:
6432         {
6433             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
6434                      ,p_command[0]
6435                      ,p_command[1]
6436                      ,p_command[2]
6437                      ,p_command[3]
6438                      ,p_command[4]
6439                      ,p_command[5]
6440                      ,p_command[6]
6441                      ,p_command[7]);
6442             break;
6443         }
6444     }
6445
6446     return f_result;
6447 }
6448
6449 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6450 {
6451     return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
6452 }
6453
6454 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6455 {
6456     if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6457         return false;
6458
6459     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
6460 }
6461
6462 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6463 {
6464     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6465         return false;
6466
6467     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
6468         return false;
6469
6470     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
6471     uint16 i_title = *(uint16*)p_cookie;
6472
6473     return (i_gtitle == i_title);
6474 }
6475
6476 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6477 {
6478     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6479         return false;
6480
6481     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
6482         return false;
6483
6484     uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
6485     uint8 i_title = *(uint8*)p_cookie;
6486
6487     return (i_gtitle == i_title);
6488 }
6489
6490 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6491 {
6492     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6493         return false;
6494
6495     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
6496         return false;
6497
6498     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
6499     uint8 i_title = *(uint8*)p_cookie;
6500
6501     return (i_gtitle == i_title);
6502 }
6503
6504 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6505 {
6506     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6507         return false;
6508
6509     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6510         return false;
6511
6512     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
6513     uint8 i_pgc = *(uint8*)p_cookie;
6514
6515     return (i_pgc_type == i_pgc);
6516 }
6517
6518 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6519 {
6520     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6521         return false;
6522
6523     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6524         return false;
6525
6526     uint16 *i_pgc_n = (uint16 *)p_cookie;
6527     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
6528
6529     return (i_pgc_num == *i_pgc_n);
6530 }
6531
6532 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6533 {
6534     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6535         return false;
6536
6537     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
6538         return false;
6539
6540     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
6541     uint8 i_ptt = *(uint8*)p_cookie;
6542
6543     return (i_chapter == i_ptt);
6544 }
6545
6546 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6547 {
6548     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
6549         return false;
6550
6551     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
6552         return false;
6553
6554     uint8 *i_cell_n = (uint8 *)p_cookie;
6555     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
6556
6557     return (i_cell_num == *i_cell_n);
6558 }
6559
6560 bool matroska_script_codec_c::Enter()
6561 {
6562     bool f_result = false;
6563     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6564     while ( index != enter_cmds.end() )
6565     {
6566         if ( (*index)->GetSize() )
6567         {
6568             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
6569             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6570         }
6571         index++;
6572     }
6573     return f_result;
6574 }
6575
6576 bool matroska_script_codec_c::Leave()
6577 {
6578     bool f_result = false;
6579     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6580     while ( index != leave_cmds.end() )
6581     {
6582         if ( (*index)->GetSize() )
6583         {
6584             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6585             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6586         }
6587         index++;
6588     }
6589     return f_result;
6590 }
6591
6592 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6593 //  for a description of existing commands
6594 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6595 {
6596     bool b_result = false;
6597
6598     char *psz_str = (char*) malloc( i_size + 1 );
6599     memcpy( psz_str, p_command, i_size );
6600     psz_str[ i_size ] = '\0';
6601
6602     std::string sz_command = psz_str;
6603     free( psz_str );
6604
6605     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6606
6607 #if defined(__GNUC__) && (__GNUC__ < 3)
6608     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6609 #else
6610     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6611 #endif
6612     {
6613         size_t i,j;
6614
6615         // find the (
6616         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6617         {
6618             if ( sz_command[i] == '(' )
6619             {
6620                 i++;
6621                 break;
6622             }
6623         }
6624         // find the )
6625         for ( j=i; j<sz_command.size(); j++)
6626         {
6627             if ( sz_command[j] == ')' )
6628             {
6629                 i--;
6630                 break;
6631             }
6632         }
6633
6634         std::string st = sz_command.substr( i+1, j-i-1 );
6635         int64_t i_chapter_uid = atoi( st.c_str() );
6636
6637         virtual_segment_c *p_segment;
6638         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6639
6640         if ( p_chapter == NULL )
6641             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6642         else
6643         {
6644             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6645                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6646             b_result = true;
6647         }
6648     }
6649
6650     return b_result;
6651 }
6652
6653 void demux_sys_t::SwapButtons()
6654 {
6655 #ifndef WORDS_BIGENDIAN
6656     uint8_t button, i, j;
6657
6658     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6659         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6660         binary *p_data = (binary*) button_ptr;
6661
6662         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6663         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6664         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6665         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6666         button_ptr->x_start = i_x_start;
6667         button_ptr->x_end   = i_x_end;
6668         button_ptr->y_start = i_y_start;
6669         button_ptr->y_end   = i_y_end;
6670
6671     }
6672     for ( i = 0; i<3; i++ )
6673     {
6674         for ( j = 0; j<2; j++ )
6675         {
6676             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6677         }
6678     }
6679 #endif
6680 }