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