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., 59 Temple Place - Suite 330, Boston, MA  02111, 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
  42 #include <iostream>
  43 #include <cassert>
  44 #include <typeinfo>
  45 #include <string>
  46 #include <vector>
  47 #include <algorithm>
  48
  49 #ifdef HAVE_DIRENT_H
  50 #   include <dirent.h>
  51 #endif
  52
  53 /* libebml and matroska */
  54 #include "ebml/EbmlHead.h"
  55 #include "ebml/EbmlSubHead.h"
  56 #include "ebml/EbmlStream.h"
  57 #include "ebml/EbmlContexts.h"
  58 #include "ebml/EbmlVoid.h"
  59 #include "ebml/EbmlVersion.h"
  60 #include "ebml/StdIOCallback.h"
  61
  62 #include "matroska/KaxAttachments.h"
  63 #include "matroska/KaxBlock.h"
  64 #include "matroska/KaxBlockData.h"
  65 #include "matroska/KaxChapters.h"
  66 #include "matroska/KaxCluster.h"
  67 #include "matroska/KaxClusterData.h"
  68 #include "matroska/KaxContexts.h"
  69 #include "matroska/KaxCues.h"
  70 #include "matroska/KaxCuesData.h"
  71 #include "matroska/KaxInfo.h"
  72 #include "matroska/KaxInfoData.h"
  73 #include "matroska/KaxSeekHead.h"
  74 #include "matroska/KaxSegment.h"
  75 #include "matroska/KaxTag.h"
  76 #include "matroska/KaxTags.h"
  77 #include "matroska/KaxTagMulti.h"
  78 #include "matroska/KaxTracks.h"
  79 #include "matroska/KaxTrackAudio.h"
  80 #include "matroska/KaxTrackVideo.h"
  81 #include "matroska/KaxTrackEntryData.h"
  82 #include "matroska/KaxContentEncoding.h"
  83 #include "matroska/KaxVersion.h"
  84
  85 #include "ebml/StdIOCallback.h"
  86
  87 #if LIBMATROSKA_VERSION < 0x000706
  88 START_LIBMATROSKA_NAMESPACE
  89 extern const EbmlSemanticContext MATROSKA_DLL_API KaxMatroska_Context;
  90 END_LIBMATROSKA_NAMESPACE
  91 #endif
  92
  93 #include "vlc_keys.h"
  94
  95 extern "C" {
  96    #include "mp4/libmp4.h"
  97 }
  98 #ifdef HAVE_ZLIB_H
  99 #   include <zlib.h>
 100 #endif
 101
 102 #define MATROSKA_COMPRESSION_NONE 0
 103 #define MATROSKA_COMPRESSION_ZLIB 1
 104
 105 #define MKVD_TIMECODESCALE 1000000
 106
 107 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 108 #undef ATTRIBUTE_PACKED
 109 #undef PRAGMA_PACK_BEGIN
 110 #undef PRAGMA_PACK_END
 111
 112 #if defined(__GNUC__)
 113 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 114 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 115 #define PRAGMA_PACK 0
 116 #endif
 117 #endif
 118
 119 #if !defined(ATTRIBUTE_PACKED)
 120 #define ATTRIBUTE_PACKED
 121 #define PRAGMA_PACK 1
 122 #endif
 123
 124 #if PRAGMA_PACK
 125 #pragma pack(1)
 126 #endif
 127
 128 /*************************************
 129 *  taken from libdvdnav / libdvdread
 130 **************************************/
 131
 132 /**
 133  * DVD Time Information.
 134  */
 135 typedef struct {
 136   uint8_t hour;
 137   uint8_t minute;
 138   uint8_t second;
 139   uint8_t frame_u; /* The two high bits are the frame rate. */
 140 } ATTRIBUTE_PACKED dvd_time_t;
 141
 142 /**
 143  * User Operations.
 144  */
 145 typedef struct {
 146 #ifdef WORDS_BIGENDIAN
 147   unsigned char zero                           : 7; /* 25-31 */
 148   unsigned char video_pres_mode_change         : 1; /* 24 */
 149
 150   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 151   unsigned char angle_change                   : 1;
 152   unsigned char subpic_stream_change           : 1;
 153   unsigned char audio_stream_change            : 1;
 154   unsigned char pause_on                       : 1;
 155   unsigned char still_off                      : 1;
 156   unsigned char button_select_or_activate      : 1;
 157   unsigned char resume                         : 1; /* 16 */
 158
 159   unsigned char chapter_menu_call              : 1; /* 15 */
 160   unsigned char angle_menu_call                : 1;
 161   unsigned char audio_menu_call                : 1;
 162   unsigned char subpic_menu_call               : 1;
 163   unsigned char root_menu_call                 : 1;
 164   unsigned char title_menu_call                : 1;
 165   unsigned char backward_scan                  : 1;
 166   unsigned char forward_scan                   : 1; /* 8 */
 167
 168   unsigned char next_pg_search                 : 1; /* 7 */
 169   unsigned char prev_or_top_pg_search          : 1;
 170   unsigned char time_or_chapter_search         : 1;
 171   unsigned char go_up                          : 1;
 172   unsigned char stop                           : 1;
 173   unsigned char title_play                     : 1;
 174   unsigned char chapter_search_or_play         : 1;
 175   unsigned char title_or_time_play             : 1; /* 0 */
 176 #else
 177   unsigned char video_pres_mode_change         : 1; /* 24 */
 178   unsigned char zero                           : 7; /* 25-31 */
 179
 180   unsigned char resume                         : 1; /* 16 */
 181   unsigned char button_select_or_activate      : 1;
 182   unsigned char still_off                      : 1;
 183   unsigned char pause_on                       : 1;
 184   unsigned char audio_stream_change            : 1;
 185   unsigned char subpic_stream_change           : 1;
 186   unsigned char angle_change                   : 1;
 187   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 188
 189   unsigned char forward_scan                   : 1; /* 8 */
 190   unsigned char backward_scan                  : 1;
 191   unsigned char title_menu_call                : 1;
 192   unsigned char root_menu_call                 : 1;
 193   unsigned char subpic_menu_call               : 1;
 194   unsigned char audio_menu_call                : 1;
 195   unsigned char angle_menu_call                : 1;
 196   unsigned char chapter_menu_call              : 1; /* 15 */
 197
 198   unsigned char title_or_time_play             : 1; /* 0 */
 199   unsigned char chapter_search_or_play         : 1;
 200   unsigned char title_play                     : 1;
 201   unsigned char stop                           : 1;
 202   unsigned char go_up                          : 1;
 203   unsigned char time_or_chapter_search         : 1;
 204   unsigned char prev_or_top_pg_search          : 1;
 205   unsigned char next_pg_search                 : 1; /* 7 */
 206 #endif
 207 } ATTRIBUTE_PACKED user_ops_t;
 208
 209 /**
 210  * Type to store per-command data.
 211  */
 212 typedef struct {
 213   uint8_t bytes[8];
 214 } ATTRIBUTE_PACKED vm_cmd_t;
 215 #define COMMAND_DATA_SIZE 8
 216
 217 /**
 218  * PCI General Information
 219  */
 220 typedef struct {
 221   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 222   uint16_t vobu_cat;        /**< 'category' of vobu */
 223   uint16_t zero1;           /**< reserved */
 224   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 225   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 226   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 227   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 228   dvd_time_t e_eltm;        /**< Cell elapsed time */
 229   char vobu_isrc[32];
 230 } ATTRIBUTE_PACKED pci_gi_t;
 231
 232 /**
 233  * Non Seamless Angle Information
 234  */
 235 typedef struct {
 236   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 237 } ATTRIBUTE_PACKED nsml_agli_t;
 238
 239 /**
 240  * Highlight General Information
 241  *
 242  * For btngrX_dsp_ty the bits have the following meaning:
 243  * 000b: normal 4/3 only buttons
 244  * XX1b: wide (16/9) buttons
 245  * X1Xb: letterbox buttons
 246  * 1XXb: pan&scan buttons
 247  */
 248 typedef struct {
 249   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 250   uint32_t hli_s_ptm;              /**< start ptm of hli */
 251   uint32_t hli_e_ptm;              /**< end ptm of hli */
 252   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 253 #ifdef WORDS_BIGENDIAN
 254   unsigned char zero1 : 2;          /**< reserved */
 255   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 256   unsigned char zero2 : 1;          /**< reserved */
 257   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 258   unsigned char zero3 : 1;          /**< reserved */
 259   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 260   unsigned char zero4 : 1;          /**< reserved */
 261   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 262 #else
 263   unsigned char btngr1_dsp_ty : 3;
 264   unsigned char zero2 : 1;
 265   unsigned char btngr_ns : 2;
 266   unsigned char zero1 : 2;
 267   unsigned char btngr3_dsp_ty : 3;
 268   unsigned char zero4 : 1;
 269   unsigned char btngr2_dsp_ty : 3;
 270   unsigned char zero3 : 1;
 271 #endif
 272   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 273   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 274   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 275   uint8_t zero5;       /**< reserved */
 276   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 277   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 278 } ATTRIBUTE_PACKED hl_gi_t;
 279
 280
 281 /**
 282  * Button Color Information Table
 283  * Each entry beeing a 32bit word that contains the color indexs and alpha
 284  * values to use.  They are all represented by 4 bit number and stored
 285  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 286  * that the indexes reference is in the PGC.
 287  * @TODO split the uint32_t into a struct
 288  */
 289 typedef struct {
 290   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 291 } ATTRIBUTE_PACKED btn_colit_t;
 292
 293 /**
 294  * Button Information
 295  *
 296  * NOTE: I've had to change the structure from the disk layout to get
 297  * the packing to work with Sun's Forte C compiler.
 298  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 299  */
 300 typedef struct {
 301 #ifdef WORDS_BIGENDIAN
 302   uint32        btn_coln         : 2;  /**< button color number */
 303   uint32        x_start          : 10; /**< x start offset within the overlay */
 304   uint32        zero1            : 2;  /**< reserved */
 305   uint32        x_end            : 10; /**< x end offset within the overlay */
 306
 307   uint32        zero3            : 2;  /**< reserved */
 308   uint32        up               : 6;  /**< button index when pressing up */
 309
 310   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 311   uint32        y_start          : 10; /**< y start offset within the overlay */
 312   uint32        zero2            : 2;  /**< reserved */
 313   uint32        y_end            : 10; /**< y end offset within the overlay */
 314
 315   uint32        zero4            : 2;  /**< reserved */
 316   uint32        down             : 6;  /**< button index when pressing down */
 317   unsigned char zero5            : 2;  /**< reserved */
 318   unsigned char left             : 6;  /**< button index when pressing left */
 319   unsigned char zero6            : 2;  /**< reserved */
 320   unsigned char right            : 6;  /**< button index when pressing right */
 321 #else
 322   uint32        x_end            : 10;
 323   uint32        zero1            : 2;
 324   uint32        x_start          : 10;
 325   uint32        btn_coln         : 2;
 326
 327   uint32        up               : 6;
 328   uint32        zero3            : 2;
 329
 330   uint32        y_end            : 10;
 331   uint32        zero2            : 2;
 332   uint32        y_start          : 10;
 333   uint32        auto_action_mode : 2;
 334
 335   uint32        down             : 6;
 336   uint32        zero4            : 2;
 337   unsigned char left             : 6;
 338   unsigned char zero5            : 2;
 339   unsigned char right            : 6;
 340   unsigned char zero6            : 2;
 341 #endif
 342   vm_cmd_t cmd;
 343 } ATTRIBUTE_PACKED btni_t;
 344
 345 /**
 346  * Highlight Information
 347  */
 348 typedef struct {
 349   hl_gi_t     hl_gi;
 350   btn_colit_t btn_colit;
 351   btni_t      btnit[36];
 352 } ATTRIBUTE_PACKED hli_t;
 353
 354 /**
 355  * PCI packet
 356  */
 357 typedef struct {
 358   pci_gi_t    pci_gi;
 359   nsml_agli_t nsml_agli;
 360   hli_t       hli;
 361   uint8_t     zero1[189];
 362 } ATTRIBUTE_PACKED pci_t;
 363
 364
 365 #if PRAGMA_PACK
 366 #pragma pack()
 367 #endif
 368 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 369
 370
 371 /**
 372  * What's between a directory and a filename?
 373  */
 374 #if defined( WIN32 )
 375     #define DIRECTORY_SEPARATOR '\\'
 376 #else
 377     #define DIRECTORY_SEPARATOR '/'
 378 #endif
 379
 380 using namespace LIBMATROSKA_NAMESPACE;
 381 using namespace std;
 382
 383 /*****************************************************************************
 384  * Module descriptor
 385  *****************************************************************************/
 386 static int  Open ( vlc_object_t * );
 387 static void Close( vlc_object_t * );
 388
 389 vlc_module_begin();
 390     set_shortname( "Matroska" );
 391     set_description( _("Matroska stream demuxer" ) );
 392     set_capability( "demux2", 50 );
 393     set_callbacks( Open, Close );
 394     set_category( CAT_INPUT );
 395     set_subcategory( SUBCAT_INPUT_DEMUX );
 396
 397     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 398             N_("Ordered chapters"),
 399             N_("Play ordered chapters as specified in the segment."), VLC_TRUE );
 400
 401     add_bool( "mkv-use-chapter-codec", 1, NULL,
 402             N_("Chapter codecs"),
 403             N_("Use chapter codecs found in the segment."), VLC_TRUE );
 404
 405     add_bool( "mkv-preload-local-dir", 1, NULL,
 406             N_("Preload Directory"),
 407             N_("Preload matroska files from the same family in the same directory (not good for broken files)."), VLC_TRUE );
 408
 409     add_bool( "mkv-seek-percent", 0, NULL,
 410             N_("Seek based on percent not time"),
 411             N_("Seek based on percent not time."), VLC_TRUE );
 412
 413     add_bool( "mkv-use-dummy", 0, NULL,
 414             N_("Dummy Elements"),
 415             N_("Read and discard unknown EBML elements (not good for broken files)."), VLC_TRUE );
 416
 417     add_shortcut( "mka" );
 418     add_shortcut( "mkv" );
 419 vlc_module_end();
 420
 421 /*****************************************************************************
 422  * Local prototypes
 423  *****************************************************************************/
 424 #ifdef HAVE_ZLIB_H
 425 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 426     int result, dstsize, n;
 427     unsigned char *dst;
 428     block_t *p_block;
 429     z_stream d_stream;
 430
 431     d_stream.zalloc = (alloc_func)0;
 432     d_stream.zfree = (free_func)0;
 433     d_stream.opaque = (voidpf)0;
 434     result = inflateInit(&d_stream);
 435     if( result != Z_OK )
 436     {
 437         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 438         return NULL;
 439     }
 440
 441     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 442     d_stream.avail_in = p_in_block->i_buffer;
 443     n = 0;
 444     p_block = block_New( p_this, 0 );
 445     dst = NULL;
 446     do
 447     {
 448         n++;
 449         p_block = block_Realloc( p_block, 0, n * 1000 );
 450         dst = (unsigned char *)p_block->p_buffer;
 451         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 452         d_stream.avail_out = 1000;
 453         result = inflate(&d_stream, Z_NO_FLUSH);
 454         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 455         {
 456             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 457             return NULL;
 458         }
 459     }
 460     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 461            ( result != Z_STREAM_END ) );
 462
 463     dstsize = d_stream.total_out;
 464     inflateEnd( &d_stream );
 465
 466     p_block = block_Realloc( p_block, 0, dstsize );
 467     p_block->i_buffer = dstsize;
 468     block_Release( p_in_block );
 469
 470     return p_block;
 471 }
 472 #endif
 473
 474 /**
 475  * Helper function to print the mkv parse tree
 476  */
 477 static void MkvTree( demux_t & demuxer, int i_level, char *psz_format, ... )
 478 {
 479     va_list args;
 480     if( i_level > 9 )
 481     {
 482         msg_Err( &demuxer, "too deep tree" );
 483         return;
 484     }
 485     va_start( args, psz_format );
 486     static char *psz_foo = "|   |   |   |   |   |   |   |   |   |";
 487     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 488     strncpy( psz_foo2, psz_foo, 4 * i_level );
 489     psz_foo2[ 4 * i_level ] = '+';
 490     psz_foo2[ 4 * i_level + 1 ] = ' ';
 491     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 492     __msg_GenericVa( VLC_OBJECT(&demuxer), VLC_MSG_DBG, "mkv", psz_foo2, args );
 493     free( psz_foo2 );
 494     va_end( args );
 495 }
 496
 497 /*****************************************************************************
 498  * Stream managment
 499  *****************************************************************************/
 500 class vlc_stream_io_callback: public IOCallback
 501 {
 502   private:
 503     stream_t       *s;
 504     vlc_bool_t     mb_eof;
 505     vlc_bool_t     b_owner;
 506
 507   public:
 508     vlc_stream_io_callback( stream_t *, vlc_bool_t );
 509
 510     virtual ~vlc_stream_io_callback()
 511     {
 512         if( b_owner )
 513             stream_Delete( s );
 514     }
 515
 516     virtual uint32   read            ( void *p_buffer, size_t i_size);
 517     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 518     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 519     virtual uint64   getFilePointer  ( void );
 520     virtual void     close           ( void );
 521 };
 522
 523 /*****************************************************************************
 524  * Ebml Stream parser
 525  *****************************************************************************/
 526 class EbmlParser
 527 {
 528   public:
 529     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 530     virtual ~EbmlParser( void );
 531
 532     void Up( void );
 533     void Down( void );
 534     void Reset( demux_t *p_demux );
 535     EbmlElement *Get( void );
 536     void        Keep( void );
 537     EbmlElement *UnGet( uint64 i_block_pos, uint64 i_cluster_pos );
 538
 539     int GetLevel( void );
 540
 541   private:
 542     EbmlStream  *m_es;
 543     int         mi_level;
 544     EbmlElement *m_el[10];
 545     int64_t      mi_remain_size[10];
 546
 547     EbmlElement *m_got;
 548
 549     int         mi_user_level;
 550     vlc_bool_t  mb_keep;
 551     vlc_bool_t  mb_dummy;
 552 };
 553
 554
 555 /*****************************************************************************
 556  * Some functions to manipulate memory
 557  *****************************************************************************/
 558 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 559 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 560 {
 561     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 562 }
 563
 564 /*****************************************************************************
 565  * definitions of structures and functions used by this plugins
 566  *****************************************************************************/
 567 typedef struct
 568 {
 569     vlc_bool_t   b_default;
 570     vlc_bool_t   b_enabled;
 571     unsigned int i_number;
 572
 573     int          i_extra_data;
 574     uint8_t      *p_extra_data;
 575
 576     char         *psz_codec;
 577
 578     uint64_t     i_default_duration;
 579     float        f_timecodescale;
 580     mtime_t      i_last_dts;
 581
 582     /* video */
 583     es_format_t fmt;
 584     float       f_fps;
 585     es_out_id_t *p_es;
 586
 587     vlc_bool_t      b_inited;
 588     /* data to be send first */
 589     int             i_data_init;
 590     uint8_t         *p_data_init;
 591
 592     /* hack : it's for seek */
 593     vlc_bool_t      b_search_keyframe;
 594     vlc_bool_t      b_silent;
 595
 596     /* informative */
 597     char         *psz_codec_name;
 598     char         *psz_codec_settings;
 599     char         *psz_codec_info_url;
 600     char         *psz_codec_download_url;
 601
 602     /* encryption/compression */
 603     int           i_compression_type;
 604
 605 } mkv_track_t;
 606
 607 typedef struct
 608 {
 609     int     i_track;
 610     int     i_block_number;
 611
 612     int64_t i_position;
 613     int64_t i_time;
 614
 615     vlc_bool_t b_key;
 616 } mkv_index_t;
 617
 618 class demux_sys_t;
 619
 620 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 621 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 622 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 623 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 624 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 625 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 626 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 627
 628 class chapter_codec_cmds_c
 629 {
 630 public:
 631     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 632     :p_private_data(NULL)
 633     ,i_codec_id( codec_id )
 634     ,sys( demuxer )
 635     {}
 636
 637     virtual ~chapter_codec_cmds_c()
 638     {
 639         delete p_private_data;
 640         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 641         while ( indexe != enter_cmds.end() )
 642         {
 643             delete (*indexe);
 644             indexe++;
 645         }
 646         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 647         while ( indexl != leave_cmds.end() )
 648         {
 649             delete (*indexl);
 650             indexl++;
 651         }
 652         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 653         while ( indexd != during_cmds.end() )
 654         {
 655             delete (*indexd);
 656             indexd++;
 657         }
 658     }
 659
 660     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 661     {
 662         p_private_data = new KaxChapterProcessPrivate( private_data );
 663     }
 664
 665     void AddCommand( const KaxChapterProcessCommand & command );
 666
 667     /// \return wether the codec has seeked in the files or not
 668     virtual bool Enter() { return false; }
 669     virtual bool Leave() { return false; }
 670     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 671     virtual int16 GetTitleNumber() { return -1; }
 672
 673     KaxChapterProcessPrivate *p_private_data;
 674
 675 protected:
 676     std::vector<KaxChapterProcessData*> enter_cmds;
 677     std::vector<KaxChapterProcessData*> during_cmds;
 678     std::vector<KaxChapterProcessData*> leave_cmds;
 679
 680     int i_codec_id;
 681     demux_sys_t & sys;
 682 };
 683
 684 class dvd_command_interpretor_c
 685 {
 686 public:
 687     dvd_command_interpretor_c( demux_sys_t & demuxer )
 688     :sys( demuxer )
 689     {
 690         memset( p_PRMs, 0, sizeof(p_PRMs) );
 691         p_PRMs[ 0x80 + 1 ] = 15;
 692         p_PRMs[ 0x80 + 2 ] = 62;
 693         p_PRMs[ 0x80 + 3 ] = 1;
 694         p_PRMs[ 0x80 + 4 ] = 1;
 695         p_PRMs[ 0x80 + 7 ] = 1;
 696         p_PRMs[ 0x80 + 8 ] = 1;
 697         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 698         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 699     }
 700
 701     bool Interpret( const binary * p_command, size_t i_size = 8 );
 702
 703     uint16 GetPRM( size_t index ) const
 704     {
 705         if ( index < 256 )
 706             return p_PRMs[ index ];
 707         else return 0;
 708     }
 709
 710     uint16 GetGPRM( size_t index ) const
 711     {
 712         if ( index >= 0 && index < 16 )
 713             return p_PRMs[ index ];
 714         else return 0;
 715     }
 716
 717     uint16 GetSPRM( size_t index ) const
 718     {
 719         // 21,22,23 reserved for future use
 720         if ( index >= 0x80 && index < 0x95 )
 721             return p_PRMs[ index ];
 722         else return 0;
 723     }
 724
 725     bool SetPRM( size_t index, uint16 value )
 726     {
 727         if ( index >= 0 && index < 16 )
 728         {
 729             p_PRMs[ index ] = value;
 730             return true;
 731         }
 732         return false;
 733     }
 734
 735     bool SetGPRM( 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 SetSPRM( size_t index, uint16 value )
 746     {
 747         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 748         {
 749             p_PRMs[ index ] = value;
 750             return true;
 751         }
 752         return false;
 753     }
 754
 755 protected:
 756     std::string GetRegTypeName( bool b_value, uint16 value ) const
 757     {
 758         std::string result;
 759         char s_value[6], s_reg_value[6];
 760         sprintf( s_value, "%.5d", value );
 761
 762         if ( b_value )
 763         {
 764             result = "value (";
 765             result += s_value;
 766             result += ")";
 767         }
 768         else if ( value < 0x80 )
 769         {
 770             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 771             result = "GPreg[";
 772             result += s_value;
 773             result += "] (";
 774             result += s_reg_value;
 775             result += ")";
 776         }
 777         else
 778         {
 779             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 780             result = "SPreg[";
 781             result += s_value;
 782             result += "] (";
 783             result += s_reg_value;
 784             result += ")";
 785         }
 786         return result;
 787     }
 788
 789     uint16       p_PRMs[256];
 790     demux_sys_t  & sys;
 791
 792     // DVD command IDs
 793
 794     // Tests
 795     // wether it's a comparison on the value or register
 796     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 797     static const uint16 CMD_DVD_IF_GPREG_AND        = (1 << 4);
 798     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (2 << 4);
 799     static const uint16 CMD_DVD_IF_GPREG_NOT_EQUAL  = (3 << 4);
 800     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (4 << 4);
 801     static const uint16 CMD_DVD_IF_GPREG_SUP        = (5 << 4);
 802     static const uint16 CMD_DVD_IF_GPREG_INF_EQUAL  = (6 << 4);
 803     static const uint16 CMD_DVD_IF_GPREG_INF        = (7 << 4);
 804
 805     static const uint16 CMD_DVD_NOP                    = 0x0000;
 806     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 807     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 808     // Links
 809     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 810     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 811     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 812     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 813     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 814     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 815     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 816     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 817     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 818     //
 819     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 820     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 821     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 822     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 823     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 824     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 825     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 826     // Operations
 827     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 828     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 829     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 830     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 831     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 832     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 833
 834     // callbacks when browsing inside CodecPrivate
 835     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 836     static bool MatchIsVMG        ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 837     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 838     static bool MatchVTSMNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 839     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 840     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 841     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 842     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 843     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 844 };
 845
 846 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 847 {
 848 public:
 849     dvd_chapter_codec_c( demux_sys_t & sys )
 850     :chapter_codec_cmds_c( sys, 1 )
 851     {}
 852
 853     bool Enter();
 854     bool Leave();
 855     std::string GetCodecName( bool f_for_title = false ) const;
 856     int16 GetTitleNumber();
 857 };
 858
 859 class matroska_script_interpretor_c
 860 {
 861 public:
 862     matroska_script_interpretor_c( demux_sys_t & demuxer )
 863     :sys( demuxer )
 864     {}
 865
 866     bool Interpret( const binary * p_command, size_t i_size );
 867
 868     // DVD command IDs
 869     static const std::string CMD_MS_GOTO_AND_PLAY;
 870
 871 protected:
 872     demux_sys_t  & sys;
 873 };
 874
 875 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 876
 877
 878 class matroska_script_codec_c : public chapter_codec_cmds_c
 879 {
 880 public:
 881     matroska_script_codec_c( demux_sys_t & sys )
 882     :chapter_codec_cmds_c( sys, 0 )
 883     ,interpretor( sys )
 884     {}
 885
 886     bool Enter();
 887     bool Leave();
 888
 889 protected:
 890     matroska_script_interpretor_c interpretor;
 891 };
 892
 893 class chapter_translation_c
 894 {
 895 public:
 896     chapter_translation_c()
 897         :p_translated(NULL)
 898     {}
 899
 900     ~chapter_translation_c()
 901     {
 902         delete p_translated;
 903     }
 904
 905     KaxChapterTranslateID  *p_translated;
 906     unsigned int           codec_id;
 907     std::vector<uint64_t>  editions;
 908 };
 909
 910 class chapter_item_c
 911 {
 912 public:
 913     chapter_item_c()
 914     :i_start_time(0)
 915     ,i_end_time(-1)
 916     ,i_user_start_time(-1)
 917     ,i_user_end_time(-1)
 918     ,i_seekpoint_num(-1)
 919     ,b_display_seekpoint(true)
 920     ,b_user_display(false)
 921     ,psz_parent(NULL)
 922     ,b_is_leaving(false)
 923     {}
 924
 925     virtual ~chapter_item_c()
 926     {
 927         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 928         while ( index != codecs.end() )
 929         {
 930             delete (*index);
 931             index++;
 932         }
 933         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 934         while ( index_ != sub_chapters.end() )
 935         {
 936             delete (*index_);
 937             index_++;
 938         }
 939     }
 940
 941     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 942     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 943     virtual chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current, bool & b_found );
 944     void Append( const chapter_item_c & edition );
 945     chapter_item_c * FindChapter( int64_t i_find_uid );
 946     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 947                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 948                                     const void *p_cookie,
 949                                     size_t i_cookie_size );
 950     std::string                 GetCodecName( bool f_for_title = false ) const;
 951     bool                        ParentOf( const chapter_item_c & item ) const;
 952     int16                       GetTitleNumber( ) const;
 953
 954     int64_t                     i_start_time, i_end_time;
 955     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 956     std::vector<chapter_item_c*> sub_chapters;
 957     int                         i_seekpoint_num;
 958     int64_t                     i_uid;
 959     bool                        b_display_seekpoint;
 960     bool                        b_user_display;
 961     std::string                 psz_name;
 962     chapter_item_c              *psz_parent;
 963     bool                        b_is_leaving;
 964
 965     std::vector<chapter_codec_cmds_c*> codecs;
 966
 967     static bool CompareTimecode( const chapter_item_c * itemA, const chapter_item_c * itemB )
 968     {
 969         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) );
 970     }
 971
 972     bool Enter( bool b_do_subchapters );
 973     bool Leave( bool b_do_subchapters );
 974     bool EnterAndLeave( chapter_item_c *p_item, bool b_enter = true );
 975 };
 976
 977 class chapter_edition_c : public chapter_item_c
 978 {
 979 public:
 980     chapter_edition_c()
 981     :b_ordered(false)
 982     {}
 983
 984     void RefreshChapters( );
 985     mtime_t Duration() const;
 986     std::string GetMainName() const;
 987     chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current );
 988
 989     bool                        b_ordered;
 990 };
 991
 992 class matroska_segment_c
 993 {
 994 public:
 995     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
 996         :segment(NULL)
 997         ,es(estream)
 998         ,i_timescale(MKVD_TIMECODESCALE)
 999         ,i_duration(-1)
1000         ,i_start_time(0)
1001         ,i_cues_position(-1)
1002         ,i_chapters_position(-1)
1003         ,i_tags_position(-1)
1004         ,cluster(NULL)
1005         ,i_block_pos(0)
1006         ,i_cluster_pos(0)
1007         ,i_start_pos(0)
1008         ,p_segment_uid(NULL)
1009         ,p_prev_segment_uid(NULL)
1010         ,p_next_segment_uid(NULL)
1011         ,b_cues(VLC_FALSE)
1012         ,i_index(0)
1013         ,i_index_max(1024)
1014         ,psz_muxing_application(NULL)
1015         ,psz_writing_application(NULL)
1016         ,psz_segment_filename(NULL)
1017         ,psz_title(NULL)
1018         ,psz_date_utc(NULL)
1019         ,i_default_edition(0)
1020         ,sys(demuxer)
1021         ,ep(NULL)
1022         ,b_preloaded(false)
1023     {
1024         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1025     }
1026
1027     virtual ~matroska_segment_c()
1028     {
1029         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1030         {
1031             if( tracks[i_track]->fmt.psz_description )
1032             {
1033                 free( tracks[i_track]->fmt.psz_description );
1034             }
1035             if( tracks[i_track]->psz_codec )
1036             {
1037                 free( tracks[i_track]->psz_codec );
1038             }
1039             if( tracks[i_track]->fmt.psz_language )
1040             {
1041                 free( tracks[i_track]->fmt.psz_language );
1042             }
1043             delete tracks[i_track];
1044         }
1045
1046         if( psz_writing_application )
1047         {
1048             free( psz_writing_application );
1049         }
1050         if( psz_muxing_application )
1051         {
1052             free( psz_muxing_application );
1053         }
1054         if( psz_segment_filename )
1055         {
1056             free( psz_segment_filename );
1057         }
1058         if( psz_title )
1059         {
1060             free( psz_title );
1061         }
1062         if( psz_date_utc )
1063         {
1064             free( psz_date_utc );
1065         }
1066         if ( p_indexes )
1067             free( p_indexes );
1068
1069         delete ep;
1070         delete segment;
1071         delete p_segment_uid;
1072         delete p_prev_segment_uid;
1073         delete p_next_segment_uid;
1074
1075         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1076         while ( index != stored_editions.end() )
1077         {
1078             delete (*index);
1079             index++;
1080         }
1081         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1082         while ( indext != translations.end() )
1083         {
1084             delete (*indext);
1085             indext++;
1086         }
1087         std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
1088         while ( indexf != families.end() )
1089         {
1090             delete (*indexf);
1091             indexf++;
1092         }
1093     }
1094
1095     KaxSegment              *segment;
1096     EbmlStream              & es;
1097
1098     /* time scale */
1099     uint64_t                i_timescale;
1100
1101     /* duration of the segment */
1102     mtime_t                 i_duration;
1103     mtime_t                 i_start_time;
1104
1105     /* all tracks */
1106     std::vector<mkv_track_t*> tracks;
1107
1108     /* from seekhead */
1109     int64_t                 i_cues_position;
1110     int64_t                 i_chapters_position;
1111     int64_t                 i_tags_position;
1112
1113     KaxCluster              *cluster;
1114     uint64                  i_block_pos;
1115     uint64                  i_cluster_pos;
1116     int64_t                 i_start_pos;
1117     KaxSegmentUID           *p_segment_uid;
1118     KaxPrevUID              *p_prev_segment_uid;
1119     KaxNextUID              *p_next_segment_uid;
1120
1121     vlc_bool_t              b_cues;
1122     int                     i_index;
1123     int                     i_index_max;
1124     mkv_index_t             *p_indexes;
1125
1126     /* info */
1127     char                    *psz_muxing_application;
1128     char                    *psz_writing_application;
1129     char                    *psz_segment_filename;
1130     char                    *psz_title;
1131     char                    *psz_date_utc;
1132
1133     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1134     /* when you remove this variable the compiler issues an atomicity error */
1135     /* this variable only works when using std::vector<chapter_edition_c> */
1136     std::vector<chapter_edition_c*> stored_editions;
1137     int                             i_default_edition;
1138
1139     std::vector<chapter_translation_c*> translations;
1140     std::vector<KaxSegmentFamily*>  families;
1141
1142     demux_sys_t                    & sys;
1143     EbmlParser                     *ep;
1144     bool                           b_preloaded;
1145
1146     bool Preload( );
1147     bool PreloadFamily( const matroska_segment_c & segment );
1148     void ParseInfo( KaxInfo *info );
1149     void ParseChapters( KaxChapters *chapters );
1150     void ParseSeekHead( KaxSeekHead *seekhead );
1151     void ParseTracks( KaxTracks *tracks );
1152     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1153     void ParseTrackEntry( KaxTrackEntry *m );
1154     void ParseCluster( );
1155     void IndexAppendCluster( KaxCluster *cluster );
1156     void LoadCues( );
1157     void LoadTags( );
1158     void InformationCreate( );
1159     void Seek( mtime_t i_date, mtime_t i_time_offset );
1160 #if LIBMATROSKA_VERSION >= 0x000800
1161     int BlockGet( KaxBlock * &, KaxSimpleBlock * &, int64_t *, int64_t *, int64_t *);
1162 #else
1163     int BlockGet( KaxBlock * &, int64_t *, int64_t *, int64_t *);
1164 #endif
1165     bool Select( mtime_t i_start_time );
1166     void UnSelect( );
1167
1168     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1169 };
1170
1171 // class holding hard-linked segment together in the playback order
1172 class virtual_segment_c
1173 {
1174 public:
1175     virtual_segment_c( matroska_segment_c *p_segment )
1176         :p_editions(NULL)
1177         ,i_sys_title(0)
1178         ,i_current_segment(0)
1179         ,i_current_edition(-1)
1180         ,psz_current_chapter(NULL)
1181     {
1182         linked_segments.push_back( p_segment );
1183
1184         AppendUID( p_segment->p_segment_uid );
1185         AppendUID( p_segment->p_prev_segment_uid );
1186         AppendUID( p_segment->p_next_segment_uid );
1187     }
1188
1189     void Sort();
1190     size_t AddSegment( matroska_segment_c *p_segment );
1191     void PreloadLinked( );
1192     mtime_t Duration( ) const;
1193     void LoadCues( );
1194     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1195
1196     inline chapter_edition_c *Edition()
1197     {
1198         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1199             return (*p_editions)[i_current_edition];
1200         return NULL;
1201     }
1202
1203     matroska_segment_c * Segment() const
1204     {
1205         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1206             return NULL;
1207         return linked_segments[i_current_segment];
1208     }
1209
1210     inline chapter_item_c *CurrentChapter() {
1211         return psz_current_chapter;
1212     }
1213
1214     bool SelectNext()
1215     {
1216         if ( i_current_segment < linked_segments.size()-1 )
1217         {
1218             i_current_segment++;
1219             return true;
1220         }
1221         return false;
1222     }
1223
1224     bool FindUID( KaxSegmentUID & uid ) const
1225     {
1226         for ( size_t i=0; i<linked_uids.size(); i++ )
1227         {
1228             if ( linked_uids[i] == uid )
1229                 return true;
1230         }
1231         return false;
1232     }
1233
1234     bool UpdateCurrentToChapter( demux_t & demux );
1235     void PrepareChapters( );
1236
1237     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1238                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1239                                         const void *p_cookie,
1240                                         size_t i_cookie_size );
1241     chapter_item_c *FindChapter( int64_t i_find_uid );
1242
1243     std::vector<chapter_edition_c*>  *p_editions;
1244     int                              i_sys_title;
1245
1246 protected:
1247     std::vector<matroska_segment_c*> linked_segments;
1248     std::vector<KaxSegmentUID>       linked_uids;
1249     size_t                           i_current_segment;
1250
1251     int                              i_current_edition;
1252     chapter_item_c                   *psz_current_chapter;
1253
1254     void                             AppendUID( const EbmlBinary * UID );
1255 };
1256
1257 class matroska_stream_c
1258 {
1259 public:
1260     matroska_stream_c( demux_sys_t & demuxer )
1261         :p_in(NULL)
1262         ,p_es(NULL)
1263         ,sys(demuxer)
1264     {}
1265
1266     virtual ~matroska_stream_c()
1267     {
1268         delete p_in;
1269         delete p_es;
1270     }
1271
1272     IOCallback         *p_in;
1273     EbmlStream         *p_es;
1274
1275     std::vector<matroska_segment_c*> segments;
1276
1277     demux_sys_t                      & sys;
1278 };
1279
1280 typedef struct
1281 {
1282     VLC_COMMON_MEMBERS
1283
1284     demux_t        *p_demux;
1285     vlc_mutex_t     lock;
1286
1287     vlc_bool_t      b_moved;
1288     vlc_bool_t      b_clicked;
1289     vlc_bool_t      b_key;
1290
1291 } event_thread_t;
1292
1293 class demux_sys_t
1294 {
1295 public:
1296     demux_sys_t( demux_t & demux )
1297         :demuxer(demux)
1298         ,i_pts(0)
1299         ,i_start_pts(0)
1300         ,i_chapter_time(0)
1301         ,meta(NULL)
1302         ,i_current_title(0)
1303         ,p_current_segment(NULL)
1304         ,dvd_interpretor( *this )
1305         ,f_duration(-1.0)
1306         ,b_ui_hooked(false)
1307         ,p_input(NULL)
1308         ,b_pci_packet_set(false)
1309         ,p_ev(NULL)
1310     {
1311         vlc_mutex_init( &demuxer, &lock_demuxer );
1312     }
1313
1314     virtual ~demux_sys_t()
1315     {
1316         StopUiThread();
1317         size_t i;
1318         for ( i=0; i<streams.size(); i++ )
1319             delete streams[i];
1320         for ( i=0; i<opened_segments.size(); i++ )
1321             delete opened_segments[i];
1322         for ( i=0; i<used_segments.size(); i++ )
1323             delete used_segments[i];
1324         vlc_mutex_destroy( &lock_demuxer );
1325     }
1326
1327     /* current data */
1328     demux_t                 & demuxer;
1329
1330     mtime_t                 i_pts;
1331     mtime_t                 i_start_pts;
1332     mtime_t                 i_chapter_time;
1333
1334     vlc_meta_t              *meta;
1335
1336     std::vector<input_title_t*>      titles; // matroska editions
1337     size_t                           i_current_title;
1338
1339     std::vector<matroska_stream_c*>  streams;
1340     std::vector<matroska_segment_c*> opened_segments;
1341     std::vector<virtual_segment_c*>  used_segments;
1342     virtual_segment_c                *p_current_segment;
1343
1344     dvd_command_interpretor_c        dvd_interpretor;
1345
1346     /* duration of the stream */
1347     float                   f_duration;
1348
1349     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1350     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1351                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1352                                         const void *p_cookie,
1353                                         size_t i_cookie_size,
1354                                         virtual_segment_c * & p_segment_found );
1355     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1356
1357     void PreloadFamily( const matroska_segment_c & of_segment );
1358     void PreloadLinked( matroska_segment_c *p_segment );
1359     bool PreparePlayback( virtual_segment_c *p_new_segment );
1360     matroska_stream_c *AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial = false );
1361     void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1362
1363     void StartUiThread();
1364     void StopUiThread();
1365     bool b_ui_hooked;
1366     inline void SwapButtons();
1367
1368     /* for spu variables */
1369     input_thread_t *p_input;
1370     pci_t          pci_packet;
1371     bool           b_pci_packet_set;
1372     uint8_t        palette[4][4];
1373     vlc_mutex_t    lock_demuxer;
1374
1375     /* event */
1376     event_thread_t *p_ev;
1377     static int EventThread( vlc_object_t *p_this );
1378     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1379                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1380     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1381                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1382
1383
1384
1385 protected:
1386     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1387     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1388 };
1389
1390 static int  Demux  ( demux_t * );
1391 static int  Control( demux_t *, int, va_list );
1392 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1393
1394 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1395
1396 static inline char * ToUTF8( const UTFstring &u )
1397 {
1398     return strdup( u.GetUTF8().c_str() );
1399 }
1400
1401 /*****************************************************************************
1402  * Open: initializes matroska demux structures
1403  *****************************************************************************/
1404 static int Open( vlc_object_t * p_this )
1405 {
1406     demux_t            *p_demux = (demux_t*)p_this;
1407     demux_sys_t        *p_sys;
1408     matroska_stream_c  *p_stream;
1409     matroska_segment_c *p_segment;
1410     uint8_t            *p_peek;
1411     std::string        s_path, s_filename;
1412     vlc_stream_io_callback *p_io_callback;
1413     EbmlStream         *p_io_stream;
1414
1415     /* peek the begining */
1416     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1417
1418     /* is a valid file */
1419     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1420         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1421
1422     /* Set the demux function */
1423     p_demux->pf_demux   = Demux;
1424     p_demux->pf_control = Control;
1425     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1426
1427     p_io_callback = new vlc_stream_io_callback( p_demux->s, VLC_FALSE );
1428     p_io_stream = new EbmlStream( *p_io_callback );
1429
1430     if( p_io_stream == NULL )
1431     {
1432         msg_Err( p_demux, "failed to create EbmlStream" );
1433         delete p_io_callback;
1434         delete p_sys;
1435         return VLC_EGENERIC;
1436     }
1437
1438     p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_io_stream, true );
1439     if( p_stream == NULL )
1440     {
1441         msg_Err( p_demux, "cannot find KaxSegment" );
1442         goto error;
1443     }
1444     p_sys->streams.push_back( p_stream );
1445
1446     p_stream->p_in = p_io_callback;
1447     p_stream->p_es = p_io_stream;
1448
1449     for (size_t i=0; i<p_stream->segments.size(); i++)
1450     {
1451         p_stream->segments[i]->Preload();
1452     }
1453
1454     p_segment = p_stream->segments[0];
1455     if( p_segment->cluster != NULL )
1456     {
1457         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1458
1459         // reset the stream reading to the first cluster of the segment used
1460         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1461     }
1462
1463     if (config_GetInt( p_demux, "mkv-preload-local-dir" ))
1464     {
1465         /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1466         if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1467         {
1468             // assume it's a regular file
1469             // get the directory path
1470             s_path = p_demux->psz_path;
1471             if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1472             {
1473                 s_path = s_path.substr(0,s_path.length()-1);
1474             }
1475             else
1476             {
1477                 if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1478                 {
1479                     s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1480                 }
1481             }
1482
1483             struct dirent *p_file_item;
1484             DIR *p_src_dir = opendir(s_path.c_str());
1485
1486             if (p_src_dir != NULL)
1487             {
1488                 while ((p_file_item = (dirent *) readdir(p_src_dir)))
1489                 {
1490                     if (strlen(p_file_item->d_name) > 4)
1491                     {
1492                         s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
1493
1494 #ifdef WIN32
1495                         if (!strcasecmp(s_filename.c_str(), p_demux->psz_path))
1496 #else
1497                         if (!s_filename.compare(p_demux->psz_path))
1498 #endif
1499                             continue; // don't reuse the original opened file
1500
1501 #if defined(__GNUC__) && (__GNUC__ < 3)
1502                         if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1503                             !s_filename.compare("mka", s_filename.length() - 3, 3))
1504 #else
1505                         if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1506                             !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1507 #endif
1508                         {
1509                             // test wether this file belongs to our family
1510                             stream_t *p_file_stream = stream_UrlNew( p_demux, s_filename.c_str());
1511                             if ( p_file_stream != NULL )
1512                             {
1513                                 vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, VLC_TRUE );
1514                                 EbmlStream *p_estream = new EbmlStream(*p_file_io);
1515
1516                                 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );
1517
1518                                 if ( p_stream == NULL )
1519                                 {
1520                                     msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1521                                     delete p_estream;
1522                                     delete p_file_io;
1523                                 }
1524                                 else
1525                                 {
1526                                     p_stream->p_in = p_file_io;
1527                                     p_stream->p_es = p_estream;
1528                                     p_sys->streams.push_back( p_stream );
1529                                 }
1530                             }
1531                             else
1532                             {
1533                                 msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
1534                             }
1535                         }
1536                     }
1537                 }
1538                 closedir( p_src_dir );
1539             }
1540         }
1541
1542         p_sys->PreloadFamily( *p_segment );
1543     }
1544
1545     p_sys->PreloadLinked( p_segment );
1546
1547     if ( !p_sys->PreparePlayback( NULL ) )
1548     {
1549         msg_Err( p_demux, "cannot use the segment" );
1550         goto error;
1551     }
1552
1553     p_sys->StartUiThread();
1554
1555     return VLC_SUCCESS;
1556
1557 error:
1558     delete p_sys;
1559     return VLC_EGENERIC;
1560 }
1561
1562 /*****************************************************************************
1563  * Close: frees unused data
1564  *****************************************************************************/
1565 static void Close( vlc_object_t *p_this )
1566 {
1567     demux_t     *p_demux = (demux_t*)p_this;
1568     demux_sys_t *p_sys   = p_demux->p_sys;
1569
1570     delete p_sys;
1571 }
1572
1573 /*****************************************************************************
1574  * Control:
1575  *****************************************************************************/
1576 static int Control( demux_t *p_demux, int i_query, va_list args )
1577 {
1578     demux_sys_t        *p_sys = p_demux->p_sys;
1579     int64_t     *pi64;
1580     double      *pf, f;
1581     int         i_skp;
1582     size_t      i_idx;
1583
1584     vlc_meta_t **pp_meta;
1585
1586     switch( i_query )
1587     {
1588         case DEMUX_GET_META:
1589             pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1590             *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1591             return VLC_SUCCESS;
1592
1593         case DEMUX_GET_LENGTH:
1594             pi64 = (int64_t*)va_arg( args, int64_t * );
1595             if( p_sys->f_duration > 0.0 )
1596             {
1597                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1598                 return VLC_SUCCESS;
1599             }
1600             return VLC_EGENERIC;
1601
1602         case DEMUX_GET_POSITION:
1603             pf = (double*)va_arg( args, double * );
1604             if ( p_sys->f_duration > 0.0 )
1605                 *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);
1606             return VLC_SUCCESS;
1607
1608         case DEMUX_SET_POSITION:
1609             f = (double)va_arg( args, double );
1610             Seek( p_demux, -1, f, NULL );
1611             return VLC_SUCCESS;
1612
1613         case DEMUX_GET_TIME:
1614             pi64 = (int64_t*)va_arg( args, int64_t * );
1615             *pi64 = p_sys->i_pts;
1616             return VLC_SUCCESS;
1617
1618         case DEMUX_GET_TITLE_INFO:
1619             if( p_sys->titles.size() )
1620             {
1621                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1622                 int *pi_int    = (int*)va_arg( args, int* );
1623
1624                 *pi_int = p_sys->titles.size();
1625                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1626
1627                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1628                 {
1629                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1630                 }
1631
1632                 return VLC_SUCCESS;
1633             }
1634             return VLC_EGENERIC;
1635
1636         case DEMUX_SET_TITLE:
1637             /* TODO handle editions as titles */
1638             i_idx = (int)va_arg( args, int );
1639             if( i_idx < p_sys->used_segments.size() )
1640             {
1641                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1642                 return VLC_SUCCESS;
1643             }
1644             return VLC_EGENERIC;
1645
1646         case DEMUX_SET_SEEKPOINT:
1647             i_skp = (int)va_arg( args, int );
1648
1649             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1650             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1651             {
1652                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1653                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1654                 p_demux->info.i_seekpoint = i_skp;
1655                 return VLC_SUCCESS;
1656             }
1657             return VLC_EGENERIC;
1658
1659         case DEMUX_SET_TIME:
1660         case DEMUX_GET_FPS:
1661         default:
1662             return VLC_EGENERIC;
1663     }
1664 }
1665
1666 #if LIBMATROSKA_VERSION >= 0x000800
1667 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1668 #else
1669 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1670 #endif
1671 {
1672 #if LIBMATROSKA_VERSION >= 0x000800
1673     pp_simpleblock = NULL;
1674 #endif
1675     pp_block = NULL;
1676     *pi_ref1  = 0;
1677     *pi_ref2  = 0;
1678
1679     for( ;; )
1680     {
1681         EbmlElement *el;
1682         int         i_level;
1683
1684         if ( ep == NULL )
1685             return VLC_EGENERIC;
1686
1687         el = ep->Get();
1688         i_level = ep->GetLevel();
1689
1690         if( el == NULL && pp_block != NULL )
1691         {
1692             /* update the index */
1693 #define idx p_indexes[i_index - 1]
1694             if( i_index > 0 && idx.i_time == -1 )
1695             {
1696                 idx.i_time        = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1697                 idx.b_key         = *pi_ref1 == 0 ? VLC_TRUE : VLC_FALSE;
1698             }
1699 #undef idx
1700             return VLC_SUCCESS;
1701         }
1702
1703         if( el == NULL )
1704         {
1705             if( ep->GetLevel() > 1 )
1706             {
1707                 ep->Up();
1708                 continue;
1709             }
1710             msg_Warn( &sys.demuxer, "EOF" );
1711             return VLC_EGENERIC;
1712         }
1713
1714         /* do parsing */
1715         switch ( i_level )
1716         {
1717         case 1:
1718             if( MKV_IS_ID( el, KaxCluster ) )
1719             {
1720                 cluster = (KaxCluster*)el;
1721                 i_cluster_pos = cluster->GetElementPosition();
1722
1723                 /* add it to the index */
1724                 if( i_index == 0 ||
1725                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1726                 {
1727                     IndexAppendCluster( cluster );
1728                 }
1729
1730                 // reset silent tracks
1731                 for (size_t i=0; i<tracks.size(); i++)
1732                 {
1733                     tracks[i]->b_silent = VLC_FALSE;
1734                 }
1735
1736                 ep->Down();
1737             }
1738             else if( MKV_IS_ID( el, KaxCues ) )
1739             {
1740                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1741                 return VLC_EGENERIC;
1742             }
1743             else
1744             {
1745                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1746             }
1747             break;
1748         case 2:
1749             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1750             {
1751                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1752
1753                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1754                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1755             }
1756             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1757             {
1758                 ep->Down();
1759             }
1760             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1761             {
1762                 i_block_pos = el->GetElementPosition();
1763                 ep->Down();
1764             }
1765 #if LIBMATROSKA_VERSION >= 0x000800
1766             else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1767             {
1768                 pp_simpleblock = (KaxSimpleBlock*)el;
1769
1770                 pp_simpleblock->ReadData( es.I_O() );
1771                 pp_simpleblock->SetParent( *cluster );
1772
1773                 ep->Keep();
1774             }
1775 #endif
1776             break;
1777         case 3:
1778             if( MKV_IS_ID( el, KaxBlock ) )
1779             {
1780                 pp_block = (KaxBlock*)el;
1781
1782                 pp_block->ReadData( es.I_O() );
1783                 pp_block->SetParent( *cluster );
1784
1785                 ep->Keep();
1786             }
1787             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1788             {
1789                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1790
1791                 dur.ReadData( es.I_O() );
1792                 *pi_duration = uint64( dur );
1793             }
1794             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1795             {
1796                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1797
1798                 ref.ReadData( es.I_O() );
1799                 if( *pi_ref1 == 0 )
1800                 {
1801                     *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1802                 }
1803                 else if( *pi_ref2 == 0 )
1804                 {
1805                     *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1806                 }
1807             }
1808             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1809             {
1810                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1811                 track_num.ReadData( es.I_O() );
1812                 // find the track
1813                 for (size_t i=0; i<tracks.size(); i++)
1814                 {
1815                     if ( tracks[i]->i_number == uint32(track_num))
1816                     {
1817                         tracks[i]->b_silent = VLC_TRUE;
1818                         break;
1819                     }
1820                 }
1821             }
1822             break;
1823         default:
1824             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1825             return VLC_EGENERIC;
1826         }
1827     }
1828 }
1829
1830 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1831 {
1832     block_t *p_block;
1833     if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1834     memcpy( p_block->p_buffer, p_mem, i_mem );
1835     //p_block->i_rate = p_input->stream.control.i_rate;
1836     return p_block;
1837 }
1838
1839 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1840                          mtime_t i_duration, bool f_unreferenced )
1841 {
1842     demux_sys_t        *p_sys = p_demux->p_sys;
1843     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1844
1845     size_t          i_track;
1846     unsigned int    i;
1847     vlc_bool_t      b;
1848
1849 #define tk  p_segment->tracks[i_track]
1850     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1851     {
1852         if( tk->i_number == block->TrackNum() )
1853         {
1854             break;
1855         }
1856     }
1857
1858     if( i_track >= p_segment->tracks.size() )
1859     {
1860         msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1861         return;
1862     }
1863     if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1864     {
1865         msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1866         return;
1867     }
1868     if( i_pts + i_duration < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1869     {
1870         return; /* discard audio packets that shouldn't be rendered */
1871     }
1872
1873     if ( tk->fmt.i_cat != NAV_ES )
1874     {
1875         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1876
1877         if( !b )
1878         {
1879             tk->b_inited = VLC_FALSE;
1880             return;
1881         }
1882     }
1883
1884
1885     /* First send init data */
1886     if( !tk->b_inited && tk->i_data_init > 0 )
1887     {
1888         block_t *p_init;
1889
1890         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1891         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init );
1892         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1893     }
1894     tk->b_inited = VLC_TRUE;
1895
1896
1897     for( i = 0; i < block->NumberFrames(); i++ )
1898     {
1899         block_t *p_block;
1900         DataBuffer &data = block->GetBuffer(i);
1901
1902         p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1903
1904         if( p_block == NULL )
1905         {
1906             break;
1907         }
1908
1909 #if defined(HAVE_ZLIB_H)
1910         if( tk->i_compression_type )
1911         {
1912             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1913         }
1914 #endif
1915
1916         if ( tk->fmt.i_cat == NAV_ES )
1917         {
1918             // TODO handle the start/stop times of this packet
1919             if ( p_sys->b_ui_hooked )
1920             {
1921                 vlc_mutex_lock( &p_sys->p_ev->lock );
1922                 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1923                 p_sys->SwapButtons();
1924                 p_sys->b_pci_packet_set = true;
1925                 vlc_mutex_unlock( &p_sys->p_ev->lock );
1926                 block_Release( p_block );
1927             }
1928             return;
1929         }
1930         // correct timestamping when B frames are used
1931         if( tk->fmt.i_cat != VIDEO_ES )
1932         {
1933             p_block->i_dts = p_block->i_pts = i_pts;
1934         }
1935         else
1936         {
1937             if( !strcmp( tk->psz_codec, "V_MS/VFW/FOURCC" ) )
1938             {
1939                 // in VFW we have no idea about B frames
1940                 p_block->i_pts = 0;
1941                 p_block->i_dts = i_pts;
1942             }
1943             else
1944             {
1945                 p_block->i_pts = i_pts;
1946                 if ( f_unreferenced )
1947                     p_block->i_dts = p_block->i_pts;
1948                 else
1949                     p_block->i_dts = min( i_pts, tk->i_last_dts + (tk->i_default_duration >> 10));
1950                 p_sys->i_pts = p_block->i_dts;
1951             }
1952         }
1953         tk->i_last_dts = p_block->i_dts;
1954
1955 #if 1
1956 msg_Dbg( p_demux, "block i_dts: "I64Fd" / i_pts: "I64Fd, p_block->i_dts, p_block->i_pts);
1957 #endif
1958         if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
1959         {
1960             p_block->i_length = i_duration * 1000;
1961         }
1962
1963         es_out_Send( p_demux->out, tk->p_es, p_block );
1964
1965         /* use time stamp only for first block */
1966         i_pts = 0;
1967     }
1968
1969 #undef tk
1970 }
1971
1972 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial )
1973 {
1974     int i_upper_lvl = 0;
1975     size_t i;
1976     EbmlElement *p_l0, *p_l1, *p_l2;
1977     bool b_keep_stream = false, b_keep_segment;
1978
1979     // verify the EBML Header
1980     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
1981     if (p_l0 == NULL)
1982     {
1983         msg_Err( p_demux, "No EBML header found" );
1984         return NULL;
1985     }
1986
1987     // verify we can read this Segment, we only support Matroska version 1 for now
1988     p_l0->Read(*p_estream, EbmlHead::ClassInfos.Context, i_upper_lvl, p_l0, true);
1989
1990     EDocType doc_type = GetChild<EDocType>(*static_cast<EbmlHead*>(p_l0));
1991     if (std::string(doc_type) != "matroska")
1992     {
1993         msg_Err( p_demux, "Not a Matroska file : DocType = %s ", std::string(doc_type).c_str());
1994         return NULL;
1995     }
1996
1997     EDocTypeReadVersion doc_read_version = GetChild<EDocTypeReadVersion>(*static_cast<EbmlHead*>(p_l0));
1998     if (uint64(doc_read_version) != 1)
1999     {
2000         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1", uint64(doc_read_version));
2001         return NULL;
2002     }
2003
2004     delete p_l0;
2005
2006
2007     // find all segments in this file
2008     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFFLL);
2009     if (p_l0 == NULL)
2010     {
2011         return NULL;
2012     }
2013
2014     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
2015
2016     while (p_l0 != 0)
2017     {
2018         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
2019         {
2020             EbmlParser  *ep;
2021             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
2022             b_keep_segment = b_initial;
2023
2024             ep = new EbmlParser(p_estream, p_l0, &demuxer );
2025             p_segment1->ep = ep;
2026             p_segment1->segment = (KaxSegment*)p_l0;
2027
2028             while ((p_l1 = ep->Get()))
2029             {
2030                 if (MKV_IS_ID(p_l1, KaxInfo))
2031                 {
2032                     // find the families of this segment
2033                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
2034
2035                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
2036                     for( i = 0; i < p_info->ListSize(); i++ )
2037                     {
2038                         EbmlElement *l = (*p_info)[i];
2039
2040                         if( MKV_IS_ID( l, KaxSegmentUID ) )
2041                         {
2042                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
2043                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
2044                             if ( !b_keep_segment )
2045                                 break; // this segment is already known
2046                             opened_segments.push_back( p_segment1 );
2047                             delete p_segment1->p_segment_uid;
2048                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
2049                         }
2050                         else if( MKV_IS_ID( l, KaxPrevUID ) )
2051                         {
2052                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
2053                         }
2054                         else if( MKV_IS_ID( l, KaxNextUID ) )
2055                         {
2056                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
2057                         }
2058                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
2059                         {
2060                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
2061                             p_segment1->families.push_back( p_fam );
2062                         }
2063                     }
2064                     break;
2065                 }
2066             }
2067             if ( b_keep_segment )
2068             {
2069                 b_keep_stream = true;
2070                 p_stream1->segments.push_back( p_segment1 );
2071             }
2072             else
2073                 delete p_segment1;
2074         }
2075         if (p_l0->IsFiniteSize() )
2076         {
2077             p_l0->SkipData(*p_estream, KaxMatroska_Context);
2078             p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
2079         }
2080         else
2081             p_l0 = p_l0->SkipData(*p_estream, KaxSegment_Context);
2082     }
2083
2084     if ( !b_keep_stream )
2085     {
2086         delete p_stream1;
2087         p_stream1 = NULL;
2088     }
2089
2090     return p_stream1;
2091 }
2092
2093 bool matroska_segment_c::Select( mtime_t i_start_time )
2094 {
2095     size_t i_track;
2096
2097     /* add all es */
2098     msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
2099     sys.b_pci_packet_set = false;
2100
2101     for( i_track = 0; i_track < tracks.size(); i_track++ )
2102     {
2103         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
2104         {
2105             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2106             tracks[i_track]->p_es = NULL;
2107             continue;
2108         }
2109
2110         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
2111         {
2112             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
2113             {
2114                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2115                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2116             }
2117             else
2118             {
2119                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2120
2121                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2122                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2123                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2124
2125                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2126                 if( tracks[i_track]->fmt.i_extra > 0 )
2127                 {
2128                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2129                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2130                 }
2131             }
2132         }
2133         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2134                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2135         {
2136             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2137         }
2138         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2139         {
2140             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2141             {
2142                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2143             }
2144             else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2145             {
2146                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2147                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2148                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2149                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2150             }
2151             else
2152             {
2153                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2154             }
2155         }
2156         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2157         {
2158             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2159             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2160                                                        tracks[i_track]->p_extra_data,
2161                                                        tracks[i_track]->i_extra_data,
2162                                                        VLC_FALSE );
2163             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2164             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2165             tracks[i_track]->fmt.i_codec = p_box->i_type;
2166             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2167             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2168             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2169             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2170             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2171             MP4_FreeBox_sample_vide( p_box );
2172             stream_Delete( p_mp4_stream );
2173         }
2174         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2175         {
2176             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2177             {
2178                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2179                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2180             }
2181             else
2182             {
2183                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2184
2185                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2186
2187                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2188                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2189                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2190                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2191                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2192
2193                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2194                 if( tracks[i_track]->fmt.i_extra > 0 )
2195                 {
2196                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2197                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2198                 }
2199             }
2200         }
2201         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2202                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2203                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2204         {
2205             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2206         }
2207         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2208         {
2209             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2210         }
2211         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2212         {
2213             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2214         }
2215         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2216         {
2217             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2218             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2219             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2220             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2221         }
2222         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2223         {
2224             int i, i_offset = 1, i_size[3], i_extra;
2225             uint8_t *p_extra;
2226
2227             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2228
2229             /* Split the 3 headers */
2230             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2231                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2232
2233             for( i = 0; i < 2; i++ )
2234             {
2235                 i_size[i] = 0;
2236                 while( i_offset < tracks[i_track]->i_extra_data )
2237                 {
2238                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2239                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2240                 }
2241             }
2242
2243             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2244             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2245             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2246
2247             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2248             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2249             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2250             for( i = 0; i < 3; i++ )
2251             {
2252                 *(p_extra++) = i_size[i] >> 8;
2253                 *(p_extra++) = i_size[i] & 0xFF;
2254                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2255                         i_size[i] );
2256                 p_extra += i_size[i];
2257                 i_extra += i_size[i];
2258             }
2259         }
2260         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2261                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2262         {
2263             int i_profile, i_srate;
2264             static unsigned int i_sample_rates[] =
2265             {
2266                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2267                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2268             };
2269
2270             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2271             /* create data for faad (MP4DecSpecificDescrTag)*/
2272
2273             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2274             {
2275                 i_profile = 0;
2276             }
2277             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2278             {
2279                 i_profile = 1;
2280             }
2281             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2282             {
2283                 i_profile = 2;
2284             }
2285             else
2286             {
2287                 i_profile = 3;
2288             }
2289
2290             for( i_srate = 0; i_srate < 13; i_srate++ )
2291             {
2292                 if( i_sample_rates[i_srate] == tracks[i_track]->fmt.audio.i_rate )
2293                 {
2294                     break;
2295                 }
2296             }
2297             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2298
2299             tracks[i_track]->fmt.i_extra = 2;
2300             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2301             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2302             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2303         }
2304         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2305                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2306                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2307         {
2308             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2309             {
2310                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2311             }
2312             else
2313             {
2314                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2315             }
2316             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2317         }
2318         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2319         {
2320             /* FIXME: support this codec */
2321             msg_Err( &sys.demuxer, "TTA not supported yet[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2322             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2323         }
2324         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2325         {
2326             /* FIXME: support this codec */
2327             msg_Err( &sys.demuxer, "Wavpack not supported yet[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2328             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2329         }
2330         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2331         {
2332             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2333             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2334         }
2335         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2336                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2337                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2338                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2339         {
2340             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2341             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2342         }
2343         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2344         {
2345             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2346             if( tracks[i_track]->i_extra_data )
2347             {
2348                 char *p_start;
2349                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2350                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2351                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2352
2353                 p_start = strstr( p_buf, "size:" );
2354                 if( sscanf( p_start, "size: %dx%d",
2355                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2356                 {
2357                     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 );
2358                 }
2359                 else
2360                 {
2361                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2362                 }
2363                 free( p_buf );
2364             }
2365         }
2366         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2367         {
2368             tracks[i_track]->fmt.i_cat = NAV_ES;
2369             continue;
2370         }
2371         else
2372         {
2373             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2374             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2375         }
2376         if( tracks[i_track]->b_default )
2377         {
2378             tracks[i_track]->fmt.i_priority = 1000;
2379         }
2380
2381         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2382
2383         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2384     }
2385
2386     sys.i_start_pts = i_start_time;
2387     // reset the stream reading to the first cluster of the segment used
2388     es.I_O().setFilePointer( i_start_pos );
2389
2390     delete ep;
2391     ep = new EbmlParser( &es, segment, &sys.demuxer );
2392
2393     return true;
2394 }
2395
2396 void demux_sys_t::StartUiThread()
2397 {
2398     if ( !b_ui_hooked )
2399     {
2400         msg_Dbg( &demuxer, "Starting the UI Hook" );
2401         b_ui_hooked = true;
2402         /* FIXME hack hack hack hack FIXME */
2403         /* Get p_input and create variable */
2404         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2405         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2406         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2407         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2408         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2409         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2410         var_Create( p_input, "menu-palette", VLC_VAR_ADDRESS );
2411         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2412         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2413
2414         /* Now create our event thread catcher */
2415         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2416         p_ev->p_demux = &demuxer;
2417         p_ev->b_die = VLC_FALSE;
2418         vlc_mutex_init( p_ev, &p_ev->lock );
2419         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2420                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2421     }
2422 }
2423
2424 void demux_sys_t::StopUiThread()
2425 {
2426     if ( b_ui_hooked )
2427     {
2428         p_ev->b_die = VLC_TRUE;
2429
2430         vlc_thread_join( p_ev );
2431         vlc_object_destroy( p_ev );
2432
2433         p_ev = NULL;
2434
2435         var_Destroy( p_input, "highlight-mutex" );
2436         var_Destroy( p_input, "highlight" );
2437         var_Destroy( p_input, "x-start" );
2438         var_Destroy( p_input, "x-end" );
2439         var_Destroy( p_input, "y-start" );
2440         var_Destroy( p_input, "y-end" );
2441         var_Destroy( p_input, "color" );
2442         var_Destroy( p_input, "menu-palette" );
2443
2444         vlc_object_release( p_input );
2445
2446         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2447     }
2448     b_ui_hooked = false;
2449 }
2450
2451 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2452                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2453 {
2454     event_thread_t *p_ev = (event_thread_t *) p_data;
2455     vlc_mutex_lock( &p_ev->lock );
2456     if( psz_var[6] == 'c' )
2457     {
2458         p_ev->b_clicked = VLC_TRUE;
2459         msg_Dbg( p_this, "Event Mouse: clicked");
2460     }
2461     else if( psz_var[6] == 'm' )
2462         p_ev->b_moved = VLC_TRUE;
2463     vlc_mutex_unlock( &p_ev->lock );
2464
2465     return VLC_SUCCESS;
2466 }
2467
2468 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2469                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2470 {
2471     event_thread_t *p_ev = (event_thread_t *) p_data;
2472     vlc_mutex_lock( &p_ev->lock );
2473     p_ev->b_key = VLC_TRUE;
2474     vlc_mutex_unlock( &p_ev->lock );
2475     msg_Dbg( p_this, "Event Key");
2476
2477     return VLC_SUCCESS;
2478 }
2479
2480 int demux_sys_t::EventThread( vlc_object_t *p_this )
2481 {
2482     event_thread_t *p_ev = (event_thread_t*)p_this;
2483     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2484     vlc_object_t   *p_vout = NULL;
2485
2486     p_ev->b_moved   = VLC_FALSE;
2487     p_ev->b_clicked = VLC_FALSE;
2488     p_ev->b_key     = VLC_FALSE;
2489
2490     /* catch all key event */
2491     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2492
2493     /* main loop */
2494     while( !p_ev->b_die )
2495     {
2496         if ( !p_sys->b_pci_packet_set )
2497         {
2498             /* Wait 100ms */
2499             msleep( 100000 );
2500             continue;
2501         }
2502
2503         vlc_bool_t b_activated = VLC_FALSE;
2504
2505         /* KEY part */
2506         if( p_ev->b_key )
2507         {
2508             vlc_value_t valk;
2509             struct vlc_t::hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
2510             int i, i_action = -1;
2511
2512             msg_Dbg( p_ev->p_demux, "Handle Key Event");
2513
2514             vlc_mutex_lock( &p_ev->lock );
2515
2516             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2517
2518             var_Get( p_ev->p_vlc, "key-pressed", &valk );
2519             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2520             {
2521                 if( p_hotkeys[i].i_key == valk.i_int )
2522                 {
2523                     i_action = p_hotkeys[i].i_action;
2524                 }
2525             }
2526
2527             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2528
2529             switch( i_action )
2530             {
2531             case ACTIONID_NAV_LEFT:
2532                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2533                 {
2534                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2535                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2536                     {
2537                         i_curr_button = p_button_ptr->left;
2538                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2539                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2540                         if ( button_ptr.auto_action_mode )
2541                         {
2542                             vlc_mutex_unlock( &p_ev->lock );
2543                             vlc_mutex_lock( &p_sys->lock_demuxer );
2544
2545                             // process the button action
2546                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2547
2548                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2549                             vlc_mutex_lock( &p_ev->lock );
2550                         }
2551                     }
2552                 }
2553                 break;
2554             case ACTIONID_NAV_RIGHT:
2555                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2556                 {
2557                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2558                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2559                     {
2560                         i_curr_button = p_button_ptr->right;
2561                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2562                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2563                         if ( button_ptr.auto_action_mode )
2564                         {
2565                             vlc_mutex_unlock( &p_ev->lock );
2566                             vlc_mutex_lock( &p_sys->lock_demuxer );
2567
2568                             // process the button action
2569                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2570
2571                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2572                             vlc_mutex_lock( &p_ev->lock );
2573                         }
2574                     }
2575                 }
2576                 break;
2577             case ACTIONID_NAV_UP:
2578                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2579                 {
2580                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2581                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2582                     {
2583                         i_curr_button = p_button_ptr->up;
2584                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2585                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2586                         if ( button_ptr.auto_action_mode )
2587                         {
2588                             vlc_mutex_unlock( &p_ev->lock );
2589                             vlc_mutex_lock( &p_sys->lock_demuxer );
2590
2591                             // process the button action
2592                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2593
2594                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2595                             vlc_mutex_lock( &p_ev->lock );
2596                         }
2597                     }
2598                 }
2599                 break;
2600             case ACTIONID_NAV_DOWN:
2601                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2602                 {
2603                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2604                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2605                     {
2606                         i_curr_button = p_button_ptr->down;
2607                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2608                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2609                         if ( button_ptr.auto_action_mode )
2610                         {
2611                             vlc_mutex_unlock( &p_ev->lock );
2612                             vlc_mutex_lock( &p_sys->lock_demuxer );
2613
2614                             // process the button action
2615                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2616
2617                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2618                             vlc_mutex_lock( &p_ev->lock );
2619                         }
2620                     }
2621                 }
2622                 break;
2623             case ACTIONID_NAV_ACTIVATE:
2624                 b_activated = VLC_TRUE;
2625
2626                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2627                 {
2628                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2629
2630                     vlc_mutex_unlock( &p_ev->lock );
2631                     vlc_mutex_lock( &p_sys->lock_demuxer );
2632
2633                     // process the button action
2634                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2635
2636                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2637                     vlc_mutex_lock( &p_ev->lock );
2638                 }
2639                 break;
2640             default:
2641                 break;
2642             }
2643             p_ev->b_key = VLC_FALSE;
2644             vlc_mutex_unlock( &p_ev->lock );
2645         }
2646
2647         /* MOUSE part */
2648         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2649         {
2650             vlc_value_t valx, valy;
2651
2652             vlc_mutex_lock( &p_ev->lock );
2653             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2654             var_Get( p_vout, "mouse-x", &valx );
2655             var_Get( p_vout, "mouse-y", &valy );
2656
2657             if( p_ev->b_clicked )
2658             {
2659                 int32_t button;
2660                 int32_t best,dist,d;
2661                 int32_t mx,my,dx,dy;
2662
2663                 msg_Dbg( p_ev->p_demux, "Handle Mouse Event: Mouse clicked x(%d)*y(%d)", (unsigned)valx.i_int, (unsigned)valy.i_int);
2664
2665                 b_activated = VLC_TRUE;
2666                 // get current button
2667                 best = 0;
2668                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2669                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2670                 {
2671                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2672
2673                     if(((unsigned)valx.i_int >= button_ptr->x_start)
2674                      && ((unsigned)valx.i_int <= button_ptr->x_end)
2675                      && ((unsigned)valy.i_int >= button_ptr->y_start)
2676                      && ((unsigned)valy.i_int <= button_ptr->y_end))
2677                     {
2678                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2679                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2680                         dx = mx - valx.i_int;
2681                         dy = my - valy.i_int;
2682                         d = (dx*dx) + (dy*dy);
2683                         /* If the mouse is within the button and the mouse is closer
2684                         * to the center of this button then it is the best choice. */
2685                         if(d < dist) {
2686                             dist = d;
2687                             best = button;
2688                         }
2689                     }
2690                 }
2691
2692                 if ( best != 0)
2693                 {
2694                     btni_t button_ptr = pci->hli.btnit[best-1];
2695                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2696
2697                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2698                     vlc_mutex_unlock( &p_ev->lock );
2699                     vlc_mutex_lock( &p_sys->lock_demuxer );
2700
2701                     // process the button action
2702                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2703                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2704
2705                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2706
2707                     // select new button
2708                     if ( best != i_curr_button )
2709                     {
2710                         vlc_value_t val;
2711
2712                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2713                         {
2714                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2715                             uint32_t i_palette;
2716
2717                             if(button_ptr.btn_coln != 0) {
2718                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2719                             } else {
2720                                 i_palette = 0;
2721                             }
2722
2723                             for( int i = 0; i < 4; i++ )
2724                             {
2725                                 uint32_t i_yuv = 0xFF;//p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
2726                                 uint8_t i_alpha = (i_palette>>(i*4))&0x0f;
2727                                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
2728
2729                                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
2730                                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
2731                                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
2732                                 p_sys->palette[i][3] = i_alpha;
2733                             }
2734
2735                             vlc_mutex_lock( p_mutex );
2736                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2737                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2738                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2739                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2740
2741                             val.p_address = (void *)p_sys->palette;
2742                             var_Set( p_sys->p_input, "menu-palette", val );
2743
2744                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2745                             vlc_mutex_unlock( p_mutex );
2746                         }
2747                     }
2748                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2749                     vlc_mutex_lock( &p_ev->lock );
2750                 }
2751             }
2752             else if( p_ev->b_moved )
2753             {
2754 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2755             }
2756
2757             p_ev->b_moved = VLC_FALSE;
2758             p_ev->b_clicked = VLC_FALSE;
2759             vlc_mutex_unlock( &p_ev->lock );
2760         }
2761
2762         /* VOUT part */
2763         if( p_vout && p_vout->b_die )
2764         {
2765             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2766             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2767             vlc_object_release( p_vout );
2768             p_vout = NULL;
2769         }
2770
2771         else if( p_vout == NULL )
2772         {
2773             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2774                                       FIND_CHILD );
2775             if( p_vout)
2776             {
2777                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2778                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2779             }
2780         }
2781
2782         /* Wait a bit, 10ms */
2783         msleep( 10000 );
2784     }
2785
2786     /* Release callback */
2787     if( p_vout )
2788     {
2789         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2790         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2791         vlc_object_release( p_vout );
2792     }
2793     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2794
2795     vlc_mutex_destroy( &p_ev->lock );
2796
2797     return VLC_SUCCESS;
2798 }
2799
2800 void matroska_segment_c::UnSelect( )
2801 {
2802     size_t i_track;
2803
2804     for( i_track = 0; i_track < tracks.size(); i_track++ )
2805     {
2806         if ( tracks[i_track]->p_es != NULL )
2807         {
2808 //            es_format_Clean( &tracks[i_track]->fmt );
2809             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2810             tracks[i_track]->p_es = NULL;
2811         }
2812     }
2813     delete ep;
2814     ep = NULL;
2815 }
2816
2817 void virtual_segment_c::PrepareChapters( )
2818 {
2819     if ( linked_segments.size() == 0 )
2820         return;
2821
2822     // !!! should be called only once !!!
2823     matroska_segment_c *p_segment;
2824     size_t i, j;
2825
2826     // copy editions from the first segment
2827     p_segment = linked_segments[0];
2828     p_editions = &p_segment->stored_editions;
2829
2830     for ( i=1 ; i<linked_segments.size(); i++ )
2831     {
2832         p_segment = linked_segments[i];
2833         // FIXME assume we have the same editions in all segments
2834         for (j=0; j<p_segment->stored_editions.size(); j++)
2835             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2836     }
2837 }
2838
2839 std::string chapter_edition_c::GetMainName() const
2840 {
2841     if ( sub_chapters.size() )
2842     {
2843         return sub_chapters[0]->GetCodecName( true );
2844     }
2845     return "";
2846 }
2847
2848 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
2849 {
2850     // add support for meta-elements from codec like DVD Titles
2851     if ( !b_display_seekpoint || psz_name == "" )
2852     {
2853         psz_name = GetCodecName();
2854         if ( psz_name != "" )
2855             b_display_seekpoint = true;
2856     }
2857
2858     if (b_display_seekpoint)
2859     {
2860         seekpoint_t *sk = vlc_seekpoint_New();
2861
2862         sk->i_level = i_level;
2863         sk->i_time_offset = i_start_time;
2864         sk->psz_name = strdup( psz_name.c_str() );
2865
2866         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
2867         title.i_seekpoint++;
2868         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
2869         title.seekpoint[title.i_seekpoint-1] = sk;
2870
2871         if ( b_user_display )
2872             i_user_chapters++;
2873     }
2874
2875     for ( size_t i=0; i<sub_chapters.size() ; i++)
2876     {
2877         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
2878     }
2879
2880     i_seekpoint_num = i_user_chapters;
2881
2882     return i_user_chapters;
2883 }
2884
2885 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
2886 {
2887     demux_sys_t & sys = *demux.p_sys;
2888     chapter_item_c *psz_curr_chapter;
2889     bool b_has_seeked = false;
2890
2891     /* update current chapter/seekpoint */
2892     if ( p_editions->size() )
2893     {
2894         /* 1st, we need to know in which chapter we are */
2895         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts, psz_current_chapter );
2896
2897         /* we have moved to a new chapter */
2898         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
2899         {
2900             if ( (*p_editions)[i_current_edition]->b_ordered )
2901             {
2902                 // Leave/Enter up to the link point
2903                 b_has_seeked = psz_curr_chapter->EnterAndLeave( psz_current_chapter );
2904                 if ( !b_has_seeked )
2905                 {
2906                     // only physically seek if necessary
2907                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
2908                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
2909                 }
2910             }
2911
2912             if ( !b_has_seeked )
2913             {
2914                 psz_current_chapter = psz_curr_chapter;
2915                 if ( psz_curr_chapter->i_seekpoint_num > 0 )
2916                 {
2917                     demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
2918                     demux.info.i_title = sys.i_current_title = i_sys_title;
2919                     demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
2920                 }
2921             }
2922
2923             return true;
2924         }
2925         else if (psz_curr_chapter == NULL)
2926         {
2927             // out of the scope of the data described by chapters, leave the edition
2928             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
2929             {
2930                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
2931                     psz_current_chapter = NULL;
2932                 else
2933                     return true;
2934             }
2935         }
2936     }
2937     return false;
2938 }
2939
2940 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
2941                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2942                                     const void *p_cookie,
2943                                     size_t i_cookie_size )
2944 {
2945     // FIXME don't assume it is the first edition
2946     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2947     if ( index != p_editions->end() )
2948     {
2949         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2950         if ( p_result != NULL )
2951             return p_result;
2952     }
2953     return NULL;
2954 }
2955
2956 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
2957 {
2958     // FIXME don't assume it is the first edition
2959     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2960     if ( index != p_editions->end() )
2961     {
2962         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
2963         if ( p_result != NULL )
2964             return p_result;
2965     }
2966     return NULL;
2967 }
2968
2969 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
2970                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2971                                     const void *p_cookie,
2972                                     size_t i_cookie_size )
2973 {
2974     // this chapter
2975     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2976     while ( index != codecs.end() )
2977     {
2978         if ( match( **index ,p_cookie, i_cookie_size ) )
2979             return this;
2980         index++;
2981     }
2982
2983     // sub-chapters
2984     chapter_item_c *p_result = NULL;
2985     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
2986     while ( index2 != sub_chapters.end() )
2987     {
2988         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2989         if ( p_result != NULL )
2990             return p_result;
2991         index2++;
2992     }
2993
2994     return p_result;
2995 }
2996
2997 void chapter_item_c::Append( const chapter_item_c & chapter )
2998 {
2999     // we are appending content for the same chapter UID
3000     size_t i;
3001     chapter_item_c *p_chapter;
3002
3003     for ( i=0; i<chapter.sub_chapters.size(); i++ )
3004     {
3005         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
3006         if ( p_chapter != NULL )
3007         {
3008             p_chapter->Append( *chapter.sub_chapters[i] );
3009         }
3010         else
3011         {
3012             sub_chapters.push_back( chapter.sub_chapters[i] );
3013         }
3014     }
3015
3016     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
3017     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
3018 }
3019
3020 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
3021 {
3022     size_t i;
3023     chapter_item_c *p_result = NULL;
3024
3025     if ( i_uid == i_find_uid )
3026         return this;
3027
3028     for ( i=0; i<sub_chapters.size(); i++)
3029     {
3030         p_result = sub_chapters[i]->FindChapter( i_find_uid );
3031         if ( p_result != NULL )
3032             break;
3033     }
3034     return p_result;
3035 }
3036
3037 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
3038 {
3039     std::string result;
3040
3041     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3042     while ( index != codecs.end() )
3043     {
3044         result = (*index)->GetCodecName( f_for_title );
3045         if ( result != "" )
3046             break;
3047         index++;
3048     }
3049
3050     return result;
3051 }
3052
3053 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
3054 {
3055     std::string result;
3056     if ( p_private_data->GetSize() >= 3)
3057     {
3058         const binary* p_data = p_private_data->GetBuffer();
3059 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
3060         {
3061             uint16_t i_title = (p_data[1] << 8) + p_data[2];
3062             char psz_str[11];
3063             sprintf( psz_str, " %d  ---", i_title );
3064             result = N_("---  DVD Title");
3065             result += psz_str;
3066         }
3067         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
3068         {
3069             char psz_str[11];
3070             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
3071             result = N_("---  DVD Menu");
3072             result += psz_str;
3073         }
3074         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
3075         {
3076             if ( p_data[1] == 0x00 )
3077                 result = N_("First Played");
3078             else if ( p_data[1] == 0xC0 )
3079                 result = N_("Video Manager");
3080             else if ( p_data[1] == 0x80 )
3081             {
3082                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
3083                 char psz_str[20];
3084                 sprintf( psz_str, " %d -----", i_title );
3085                 result = N_("----- Title");
3086                 result += psz_str;
3087             }
3088         }
3089     }
3090
3091     return result;
3092 }
3093
3094 int16 chapter_item_c::GetTitleNumber( ) const
3095 {
3096     int result = -1;
3097
3098     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3099     while ( index != codecs.end() )
3100     {
3101         result = (*index)->GetTitleNumber( );
3102         if ( result >= 0 )
3103             break;
3104         index++;
3105     }
3106
3107     return result;
3108 }
3109
3110 int16 dvd_chapter_codec_c::GetTitleNumber()
3111 {
3112     if ( p_private_data->GetSize() >= 3)
3113     {
3114         const binary* p_data = p_private_data->GetBuffer();
3115         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
3116         {
3117             return int16( (p_data[2] << 8) + p_data[3] );
3118         }
3119     }
3120     return -1;
3121 }
3122
3123 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
3124 {
3125     demux_sys_t        *p_sys = p_demux->p_sys;
3126     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3127     matroska_segment_c *p_segment = p_vsegment->Segment();
3128     mtime_t            i_time_offset = 0;
3129
3130     int         i_index;
3131
3132     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
3133     if( i_date < 0 && f_percent < 0 )
3134     {
3135         msg_Warn( p_demux, "cannot seek nowhere !" );
3136         return;
3137     }
3138     if( f_percent > 1.0 )
3139     {
3140         msg_Warn( p_demux, "cannot seek so far !" );
3141         return;
3142     }
3143
3144     /* seek without index or without date */
3145     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3146     {
3147         if (p_sys->f_duration >= 0)
3148         {
3149             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3150         }
3151         else
3152         {
3153             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3154
3155             msg_Dbg( p_demux, "inacurate way of seeking" );
3156             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3157             {
3158                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3159                 {
3160                     break;
3161                 }
3162             }
3163             if( i_index == p_segment->i_index )
3164             {
3165                 i_index--;
3166             }
3167
3168             i_date = p_segment->p_indexes[i_index].i_time;
3169
3170 #if 0
3171             if( p_segment->p_indexes[i_index].i_position < i_pos )
3172             {
3173                 EbmlElement *el;
3174
3175                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3176
3177                 /* search a cluster */
3178                 while( ( el = p_sys->ep->Get() ) != NULL )
3179                 {
3180                     if( MKV_IS_ID( el, KaxCluster ) )
3181                     {
3182                         KaxCluster *cluster = (KaxCluster*)el;
3183
3184                         /* add it to the index */
3185                         p_segment->IndexAppendCluster( cluster );
3186
3187                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3188                         {
3189                             p_sys->cluster = cluster;
3190                             p_sys->ep->Down();
3191                             break;
3192                         }
3193                     }
3194                 }
3195             }
3196 #endif
3197         }
3198     }
3199
3200     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3201 }
3202
3203 /*****************************************************************************
3204  * Demux: reads and demuxes data packets
3205  *****************************************************************************
3206  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3207  *****************************************************************************/
3208 static int Demux( demux_t *p_demux)
3209 {
3210     demux_sys_t        *p_sys = p_demux->p_sys;
3211
3212     vlc_mutex_lock( &p_sys->lock_demuxer );
3213
3214     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3215     matroska_segment_c *p_segment = p_vsegment->Segment();
3216     if ( p_segment == NULL ) return 0;
3217     int                i_block_count = 0;
3218     int                i_return = 0;
3219
3220     for( ;; )
3221     {
3222         if ( p_sys->demuxer.b_die )
3223             break;
3224
3225         if( p_sys->i_pts >= p_sys->i_start_pts  )
3226             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3227             {
3228                 i_return = 1;
3229                 break;
3230             }
3231
3232         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3233         {
3234             /* nothing left to read in this ordered edition */
3235             if ( !p_vsegment->SelectNext() )
3236                 break;
3237             p_segment->UnSelect( );
3238
3239             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3240
3241             /* switch to the next segment */
3242             p_segment = p_vsegment->Segment();
3243             if ( !p_segment->Select( 0 ) )
3244             {
3245                 msg_Err( p_demux, "Failed to select new segment" );
3246                 break;
3247             }
3248             continue;
3249         }
3250
3251         KaxBlock *block;
3252         int64_t i_block_duration = 0;
3253         int64_t i_block_ref1;
3254         int64_t i_block_ref2;
3255
3256 #if LIBMATROSKA_VERSION >= 0x000800
3257         KaxSimpleBlock *simpleblock;
3258
3259         if( p_segment->BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3260 #else
3261         if( p_segment->BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3262 #endif
3263         {
3264             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3265             {
3266                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3267                 // check if there are more chapters to read
3268                 if ( p_chap != NULL )
3269                 {
3270                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3271                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3272                         p_vsegment->SelectNext();
3273                     */
3274                     p_sys->i_pts = p_chap->i_user_end_time;
3275                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3276
3277                     i_return = 1;
3278                 }
3279
3280                 break;
3281             }
3282             else
3283             {
3284                 msg_Warn( p_demux, "cannot get block EOF?" );
3285                 p_segment->UnSelect( );
3286
3287                 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3288
3289                 /* switch to the next segment */
3290                 if ( !p_vsegment->SelectNext() )
3291                     // no more segments in this stream
3292                     break;
3293                 p_segment = p_vsegment->Segment();
3294                 if ( !p_segment->Select( 0 ) )
3295                 {
3296                     msg_Err( p_demux, "Failed to select new segment" );
3297                     break;
3298                 }
3299
3300                 continue;
3301             }
3302         }
3303
3304         p_sys->i_pts = (p_sys->i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
3305
3306         if( p_sys->i_pts >= p_sys->i_start_pts  )
3307         {
3308             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3309
3310             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3311             {
3312                 i_return = 1;
3313                 delete block;
3314 #if LIBMATROSKA_VERSION >= 0x000800
3315                 delete simpleblock;
3316 #endif
3317                 break;
3318             }
3319         }
3320
3321         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3322         {
3323             /* nothing left to read in this ordered edition */
3324             if ( !p_vsegment->SelectNext() )
3325             {
3326                 delete block;
3327 #if LIBMATROSKA_VERSION >= 0x000800
3328                 delete simpleblock;
3329 #endif
3330                 break;
3331             }
3332             p_segment->UnSelect( );
3333
3334             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3335
3336             /* switch to the next segment */
3337             p_segment = p_vsegment->Segment();
3338             if ( !p_segment->Select( 0 ) )
3339             {
3340                 msg_Err( p_demux, "Failed to select new segment" );
3341                 delete block;
3342 #if LIBMATROSKA_VERSION >= 0x000800
3343                 delete simpleblock;
3344 #endif
3345                 break;
3346             }
3347             delete block;
3348             continue;
3349         }
3350
3351         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3352
3353         delete block;
3354 #if LIBMATROSKA_VERSION >= 0x000800
3355         delete simpleblock;
3356 #endif
3357         i_block_count++;
3358
3359         // TODO optimize when there is need to leave or when seeking has been called
3360         if( i_block_count > 5 )
3361         {
3362             i_return = 1;
3363             break;
3364         }
3365     }
3366
3367     vlc_mutex_unlock( &p_sys->lock_demuxer );
3368
3369     return i_return;
3370 }
3371
3372
3373
3374 /*****************************************************************************
3375  * Stream managment
3376  *****************************************************************************/
3377 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_, vlc_bool_t b_owner_ )
3378 {
3379     s = s_;
3380     b_owner = b_owner_;
3381     mb_eof = VLC_FALSE;
3382 }
3383
3384 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3385 {
3386     if( i_size <= 0 || mb_eof )
3387     {
3388         return 0;
3389     }
3390
3391     return stream_Read( s, p_buffer, i_size );
3392 }
3393 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3394 {
3395     int64_t i_pos;
3396
3397     switch( mode )
3398     {
3399         case seek_beginning:
3400             i_pos = i_offset;
3401             break;
3402         case seek_end:
3403             i_pos = stream_Size( s ) - i_offset;
3404             break;
3405         default:
3406             i_pos= stream_Tell( s ) + i_offset;
3407             break;
3408     }
3409
3410     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3411     {
3412         mb_eof = VLC_TRUE;
3413         return;
3414     }
3415
3416     mb_eof = VLC_FALSE;
3417     if( stream_Seek( s, i_pos ) )
3418     {
3419         mb_eof = VLC_TRUE;
3420     }
3421     return;
3422 }
3423 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3424 {
3425     return 0;
3426 }
3427 uint64 vlc_stream_io_callback::getFilePointer( void )
3428 {
3429     if ( s == NULL )
3430         return 0;
3431     return stream_Tell( s );
3432 }
3433 void vlc_stream_io_callback::close( void )
3434 {
3435     return;
3436 }
3437
3438
3439 /*****************************************************************************
3440  * Ebml Stream parser
3441  *****************************************************************************/
3442 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3443 {
3444     int i;
3445
3446     m_es = es;
3447     m_got = NULL;
3448     m_el[0] = el_start;
3449     mi_remain_size[0] = el_start->GetSize();
3450
3451     for( i = 1; i < 6; i++ )
3452     {
3453         m_el[i] = NULL;
3454     }
3455     mi_level = 1;
3456     mi_user_level = 1;
3457     mb_keep = VLC_FALSE;
3458     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3459 }
3460
3461 EbmlParser::~EbmlParser( void )
3462 {
3463     int i;
3464
3465     for( i = 1; i < mi_level; i++ )
3466     {
3467         if( !mb_keep )
3468         {
3469             delete m_el[i];
3470         }
3471         mb_keep = VLC_FALSE;
3472     }
3473 }
3474
3475 EbmlElement* EbmlParser::UnGet( uint64 i_block_pos, uint64 i_cluster_pos )
3476 {
3477     if ( mi_user_level > mi_level )
3478     {
3479         while ( mi_user_level != mi_level )
3480         {
3481             delete m_el[mi_user_level];
3482             m_el[mi_user_level] = NULL;
3483             mi_user_level--;
3484         }
3485     }
3486     m_got = NULL;
3487     mb_keep = VLC_FALSE;
3488     if ( m_el[1]->GetElementPosition() == i_cluster_pos )
3489     {
3490         m_es->I_O().setFilePointer( i_block_pos, seek_beginning );
3491         return (EbmlMaster*) m_el[1];
3492     }
3493     else
3494     {
3495         // seek to the previous Cluster
3496         m_es->I_O().setFilePointer( i_cluster_pos, seek_beginning );
3497         mi_level--;
3498         mi_user_level--;
3499         delete m_el[mi_level];
3500         m_el[mi_level] = NULL;
3501         return NULL;
3502     }
3503 }
3504
3505 void EbmlParser::Up( void )
3506 {
3507     if( mi_user_level == mi_level )
3508     {
3509         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3510     }
3511
3512     mi_user_level--;
3513 }
3514
3515 void EbmlParser::Down( void )
3516 {
3517     mi_user_level++;
3518     mi_level++;
3519 }
3520
3521 void EbmlParser::Keep( void )
3522 {
3523     mb_keep = VLC_TRUE;
3524 }
3525
3526 int EbmlParser::GetLevel( void )
3527 {
3528     return mi_user_level;
3529 }
3530
3531 void EbmlParser::Reset( demux_t *p_demux )
3532 {
3533     while ( mi_level > 0)
3534     {
3535         delete m_el[mi_level];
3536         m_el[mi_level] = NULL;
3537         mi_level--;
3538     }
3539     mi_user_level = mi_level = 1;
3540 #if LIBEBML_VERSION >= 0x000704
3541     // a little faster and cleaner
3542     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3543 #else
3544     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3545 #endif
3546     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3547 }
3548
3549 EbmlElement *EbmlParser::Get( void )
3550 {
3551     int i_ulev = 0;
3552
3553     if( mi_user_level != mi_level )
3554     {
3555         return NULL;
3556     }
3557     if( m_got )
3558     {
3559         EbmlElement *ret = m_got;
3560         m_got = NULL;
3561
3562         return ret;
3563     }
3564
3565     if( m_el[mi_level] )
3566     {
3567         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3568         if( !mb_keep )
3569         {
3570             delete m_el[mi_level];
3571         }
3572         mb_keep = VLC_FALSE;
3573     }
3574
3575     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3576 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3577     if( i_ulev > 0 )
3578     {
3579         while( i_ulev > 0 )
3580         {
3581             if( mi_level == 1 )
3582             {
3583                 mi_level = 0;
3584                 return NULL;
3585             }
3586
3587             delete m_el[mi_level - 1];
3588             m_got = m_el[mi_level -1] = m_el[mi_level];
3589             m_el[mi_level] = NULL;
3590
3591             mi_level--;
3592             i_ulev--;
3593         }
3594         return NULL;
3595     }
3596     else if( m_el[mi_level] == NULL )
3597     {
3598         fprintf( stderr," m_el[mi_level] == NULL\n" );
3599     }
3600
3601     return m_el[mi_level];
3602 }
3603
3604
3605 /*****************************************************************************
3606  * Tools
3607  *  * LoadCues : load the cues element and update index
3608  *
3609  *  * LoadTags : load ... the tags element
3610  *
3611  *  * InformationCreate : create all information, load tags if present
3612  *
3613  *****************************************************************************/
3614 void matroska_segment_c::LoadCues( )
3615 {
3616     int64_t     i_sav_position = es.I_O().getFilePointer();
3617     EbmlParser  *ep;
3618     EbmlElement *el, *cues;
3619
3620     /* *** Load the cue if found *** */
3621     if( i_cues_position < 0 )
3622     {
3623         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3624
3625 //        IndexAppendCluster( cluster );
3626     }
3627
3628     vlc_bool_t b_seekable;
3629
3630     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3631     if( !b_seekable )
3632         return;
3633
3634     msg_Dbg( &sys.demuxer, "loading cues" );
3635     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3636     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3637
3638     if( cues == NULL )
3639     {
3640         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3641         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3642         return;
3643     }
3644
3645     ep = new EbmlParser( &es, cues, &sys.demuxer );
3646     while( ( el = ep->Get() ) != NULL )
3647     {
3648         if( MKV_IS_ID( el, KaxCuePoint ) )
3649         {
3650 #define idx p_indexes[i_index]
3651
3652             idx.i_track       = -1;
3653             idx.i_block_number= -1;
3654             idx.i_position    = -1;
3655             idx.i_time        = 0;
3656             idx.b_key         = VLC_TRUE;
3657
3658             ep->Down();
3659             while( ( el = ep->Get() ) != NULL )
3660             {
3661                 if( MKV_IS_ID( el, KaxCueTime ) )
3662                 {
3663                     KaxCueTime &ctime = *(KaxCueTime*)el;
3664
3665                     ctime.ReadData( es.I_O() );
3666
3667                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3668                 }
3669                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3670                 {
3671                     ep->Down();
3672                     while( ( el = ep->Get() ) != NULL )
3673                     {
3674                         if( MKV_IS_ID( el, KaxCueTrack ) )
3675                         {
3676                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3677
3678                             ctrack.ReadData( es.I_O() );
3679                             idx.i_track = uint16( ctrack );
3680                         }
3681                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3682                         {
3683                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3684
3685                             ccpos.ReadData( es.I_O() );
3686                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3687                         }
3688                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3689                         {
3690                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3691
3692                             cbnum.ReadData( es.I_O() );
3693                             idx.i_block_number = uint32( cbnum );
3694                         }
3695                         else
3696                         {
3697                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3698                         }
3699                     }
3700                     ep->Up();
3701                 }
3702                 else
3703                 {
3704                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3705                 }
3706             }
3707             ep->Up();
3708
3709 #if 0
3710             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3711                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3712                      idx.i_track, idx.i_block_number );
3713 #endif
3714
3715             i_index++;
3716             if( i_index >= i_index_max )
3717             {
3718                 i_index_max += 1024;
3719                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3720             }
3721 #undef idx
3722         }
3723         else
3724         {
3725             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3726         }
3727     }
3728     delete ep;
3729     delete cues;
3730
3731     b_cues = VLC_TRUE;
3732
3733     msg_Dbg( &sys.demuxer, "loading cues done." );
3734     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3735 }
3736
3737 void matroska_segment_c::LoadTags( )
3738 {
3739     int64_t     i_sav_position = es.I_O().getFilePointer();
3740     EbmlParser  *ep;
3741     EbmlElement *el, *tags;
3742
3743     msg_Dbg( &sys.demuxer, "loading tags" );
3744     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3745     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3746
3747     if( tags == NULL )
3748     {
3749         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3750         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3751         return;
3752     }
3753
3754     msg_Dbg( &sys.demuxer, "Tags" );
3755     ep = new EbmlParser( &es, tags, &sys.demuxer );
3756     while( ( el = ep->Get() ) != NULL )
3757     {
3758         if( MKV_IS_ID( el, KaxTag ) )
3759         {
3760             msg_Dbg( &sys.demuxer, "+ Tag" );
3761             ep->Down();
3762             while( ( el = ep->Get() ) != NULL )
3763             {
3764                 if( MKV_IS_ID( el, KaxTagTargets ) )
3765                 {
3766                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3767                     ep->Down();
3768                     while( ( el = ep->Get() ) != NULL )
3769                     {
3770                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3771                     }
3772                     ep->Up();
3773                 }
3774                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3775                 {
3776                     msg_Dbg( &sys.demuxer, "|   + General" );
3777                     ep->Down();
3778                     while( ( el = ep->Get() ) != NULL )
3779                     {
3780                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3781                     }
3782                     ep->Up();
3783                 }
3784                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3785                 {
3786                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3787                     ep->Down();
3788                     while( ( el = ep->Get() ) != NULL )
3789                     {
3790                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3791                     }
3792                     ep->Up();
3793                 }
3794                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3795                 {
3796                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3797                     ep->Down();
3798                     while( ( el = ep->Get() ) != NULL )
3799                     {
3800                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3801                     }
3802                     ep->Up();
3803                 }
3804                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3805                 {
3806                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3807                     ep->Down();
3808                     while( ( el = ep->Get() ) != NULL )
3809                     {
3810                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3811                     }
3812                     ep->Up();
3813                 }
3814                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3815                 {
3816                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3817                 }
3818                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3819                 {
3820                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3821                 }
3822                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3823                 {
3824                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3825                 }
3826                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3827                 {
3828                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3829                 }
3830                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3831                 {
3832                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3833                 }
3834                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3835                 {
3836                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3837                 }
3838                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3839                 {
3840                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
3841                 }
3842                 else
3843                 {
3844                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
3845                 }
3846             }
3847             ep->Up();
3848         }
3849         else
3850         {
3851             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
3852         }
3853     }
3854     delete ep;
3855     delete tags;
3856
3857     msg_Dbg( &sys.demuxer, "loading tags done." );
3858     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3859 }
3860
3861 /*****************************************************************************
3862  * ParseSeekHead:
3863  *****************************************************************************/
3864 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
3865 {
3866     EbmlElement *el;
3867     size_t i, j;
3868     int i_upper_level = 0;
3869
3870     msg_Dbg( &sys.demuxer, "|   + Seek head" );
3871
3872     /* Master elements */
3873     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
3874
3875     for( i = 0; i < seekhead->ListSize(); i++ )
3876     {
3877         EbmlElement *l = (*seekhead)[i];
3878
3879         if( MKV_IS_ID( l, KaxSeek ) )
3880         {
3881             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
3882             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
3883             int64_t i_pos = -1;
3884
3885             for( j = 0; j < sk->ListSize(); j++ )
3886             {
3887                 EbmlElement *l = (*sk)[j];
3888
3889                 if( MKV_IS_ID( l, KaxSeekID ) )
3890                 {
3891                     KaxSeekID &sid = *(KaxSeekID*)l;
3892                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
3893                 }
3894                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
3895                 {
3896                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
3897                     i_pos = uint64( spos );
3898                 }
3899                 else
3900                 {
3901                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
3902                 }
3903             }
3904
3905             if( i_pos >= 0 )
3906             {
3907                 if( id == KaxCues::ClassInfos.GlobalId )
3908                 {
3909                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
3910                     i_cues_position = segment->GetGlobalPosition( i_pos );
3911                 }
3912                 else if( id == KaxChapters::ClassInfos.GlobalId )
3913                 {
3914                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
3915                     i_chapters_position = segment->GetGlobalPosition( i_pos );
3916                 }
3917                 else if( id == KaxTags::ClassInfos.GlobalId )
3918                 {
3919                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
3920                     i_tags_position = segment->GetGlobalPosition( i_pos );
3921                 }
3922             }
3923         }
3924         else
3925         {
3926             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3927         }
3928     }
3929 }
3930
3931 /*****************************************************************************
3932  * ParseTrackEntry:
3933  *****************************************************************************/
3934 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
3935 {
3936     size_t i, j, k, n;
3937
3938     mkv_track_t *tk;
3939
3940     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
3941
3942     tk = new mkv_track_t();
3943     tracks.push_back( tk );
3944
3945     /* Init the track */
3946     memset( tk, 0, sizeof( mkv_track_t ) );
3947
3948     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
3949     tk->fmt.psz_language = strdup("English");
3950     tk->fmt.psz_description = NULL;
3951
3952     tk->b_default = VLC_TRUE;
3953     tk->b_enabled = VLC_TRUE;
3954     tk->b_silent = VLC_FALSE;
3955     tk->i_number = tracks.size() - 1;
3956     tk->i_extra_data = 0;
3957     tk->p_extra_data = NULL;
3958     tk->psz_codec = NULL;
3959     tk->i_default_duration = 0;
3960     tk->f_timecodescale = 1.0;
3961
3962     tk->b_inited = VLC_FALSE;
3963     tk->i_data_init = 0;
3964     tk->p_data_init = NULL;
3965
3966     tk->psz_codec_name = NULL;
3967     tk->psz_codec_settings = NULL;
3968     tk->psz_codec_info_url = NULL;
3969     tk->psz_codec_download_url = NULL;
3970
3971     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
3972
3973     for( i = 0; i < m->ListSize(); i++ )
3974     {
3975         EbmlElement *l = (*m)[i];
3976
3977         if( MKV_IS_ID( l, KaxTrackNumber ) )
3978         {
3979             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
3980
3981             tk->i_number = uint32( tnum );
3982             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
3983         }
3984         else  if( MKV_IS_ID( l, KaxTrackUID ) )
3985         {
3986             KaxTrackUID &tuid = *(KaxTrackUID*)l;
3987
3988             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
3989         }
3990         else  if( MKV_IS_ID( l, KaxTrackType ) )
3991         {
3992             char *psz_type;
3993             KaxTrackType &ttype = *(KaxTrackType*)l;
3994
3995             switch( uint8(ttype) )
3996             {
3997                 case track_audio:
3998                     psz_type = "audio";
3999                     tk->fmt.i_cat = AUDIO_ES;
4000                     break;
4001                 case track_video:
4002                     psz_type = "video";
4003                     tk->fmt.i_cat = VIDEO_ES;
4004                     break;
4005                 case track_subtitle:
4006                     psz_type = "subtitle";
4007                     tk->fmt.i_cat = SPU_ES;
4008                     break;
4009                 case track_buttons:
4010                     psz_type = "buttons";
4011                     tk->fmt.i_cat = SPU_ES;
4012                     break;
4013                 default:
4014                     psz_type = "unknown";
4015                     tk->fmt.i_cat = UNKNOWN_ES;
4016                     break;
4017             }
4018
4019             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
4020         }
4021 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
4022 //        {
4023 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
4024
4025 //            tk->b_enabled = uint32( fenb );
4026 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
4027 //                     uint32( fenb )  );
4028 //        }
4029         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
4030         {
4031             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
4032
4033             tk->b_default = uint32( fdef );
4034             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
4035         }
4036         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
4037         {
4038             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
4039
4040             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
4041         }
4042         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
4043         {
4044             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
4045
4046             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
4047         }
4048         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
4049         {
4050             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
4051
4052             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
4053         }
4054         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
4055         {
4056             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
4057
4058             tk->i_default_duration = uint64(defd);
4059             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
4060         }
4061         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
4062         {
4063             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
4064
4065             tk->f_timecodescale = float( ttcs );
4066             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
4067         }
4068         else if( MKV_IS_ID( l, KaxTrackName ) )
4069         {
4070             KaxTrackName &tname = *(KaxTrackName*)l;
4071
4072             tk->fmt.psz_description = ToUTF8( UTFstring( tname ) );
4073             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
4074         }
4075         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
4076         {
4077             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
4078
4079             if ( tk->fmt.psz_language != NULL )
4080                 free( tk->fmt.psz_language );
4081             tk->fmt.psz_language = strdup( string( lang ).c_str() );
4082             msg_Dbg( &sys.demuxer,
4083                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
4084         }
4085         else  if( MKV_IS_ID( l, KaxCodecID ) )
4086         {
4087             KaxCodecID &codecid = *(KaxCodecID*)l;
4088
4089             tk->psz_codec = strdup( string( codecid ).c_str() );
4090             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
4091         }
4092         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
4093         {
4094             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
4095
4096             tk->i_extra_data = cpriv.GetSize();
4097             if( tk->i_extra_data > 0 )
4098             {
4099                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
4100                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
4101             }
4102             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
4103         }
4104         else if( MKV_IS_ID( l, KaxCodecName ) )
4105         {
4106             KaxCodecName &cname = *(KaxCodecName*)l;
4107
4108             tk->psz_codec_name = ToUTF8( UTFstring( cname ) );
4109             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
4110         }
4111         else if( MKV_IS_ID( l, KaxContentEncodings ) )
4112         {
4113             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
4114             MkvTree( sys.demuxer, 3, "Content Encodings" );
4115             for( j = 0; j < cencs->ListSize(); j++ )
4116             {
4117                 EbmlElement *l2 = (*cencs)[j];
4118                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
4119                 {
4120                     MkvTree( sys.demuxer, 4, "Content Encoding" );
4121                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
4122                     for( k = 0; k < cenc->ListSize(); k++ )
4123                     {
4124                         EbmlElement *l3 = (*cenc)[k];
4125                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
4126                         {
4127                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
4128                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
4129                         }
4130                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
4131                         {
4132                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
4133                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
4134                         }
4135                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
4136                         {
4137                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
4138                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
4139                         }
4140                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
4141                         {
4142                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
4143                             MkvTree( sys.demuxer, 5, "Content Compression" );
4144                             for( n = 0; n < compr->ListSize(); n++ )
4145                             {
4146                                 EbmlElement *l4 = (*compr)[n];
4147                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
4148                                 {
4149                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
4150                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
4151                                     if( uint32( compalg ) == 0 )
4152                                     {
4153                                         tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
4154                                     }
4155                                 }
4156                                 else
4157                                 {
4158                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
4159                                 }
4160                             }
4161                         }
4162
4163                         else
4164                         {
4165                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
4166                         }
4167                     }
4168
4169                 }
4170                 else
4171                 {
4172                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
4173                 }
4174             }
4175
4176         }
4177 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
4178 //        {
4179 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
4180
4181 //            tk->psz_codec_settings = ToUTF8( UTFstring( cset ) );
4182 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
4183 //        }
4184 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4185 //        {
4186 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4187
4188 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4189 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
4190 //        }
4191 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4192 //        {
4193 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4194
4195 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4196 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
4197 //        }
4198 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4199 //        {
4200 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4201
4202 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4203 //        }
4204 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4205 //        {
4206 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4207
4208 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4209 //        }
4210         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
4211         {
4212             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4213             unsigned int j;
4214
4215             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
4216             tk->f_fps = 0.0;
4217
4218             tk->fmt.video.i_frame_rate_base = (unsigned int)(tk->i_default_duration / 1000);
4219             tk->fmt.video.i_frame_rate = 1000000;
4220
4221             for( j = 0; j < tkv->ListSize(); j++ )
4222             {
4223                 EbmlElement *l = (*tkv)[j];
4224 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4225 //                {
4226 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4227
4228 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4229 //                }
4230 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4231 //                {
4232 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4233
4234 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4235 //                }
4236 //                else
4237                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4238                 {
4239                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4240
4241                     tk->fmt.video.i_width = uint16( vwidth );
4242                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4243                 }
4244                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4245                 {
4246                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4247
4248                     tk->fmt.video.i_height = uint16( vheight );
4249                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4250                 }
4251                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4252                 {
4253                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4254
4255                     tk->fmt.video.i_visible_width = uint16( vwidth );
4256                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4257                 }
4258                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4259                 {
4260                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4261
4262                     tk->fmt.video.i_visible_height = uint16( vheight );
4263                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4264                 }
4265                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4266                 {
4267                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4268
4269                     tk->f_fps = float( vfps );
4270                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4271                 }
4272 //                else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4273 //                {
4274 //                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4275
4276 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4277 //                             uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4278 //                }
4279 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4280 //                {
4281 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4282
4283 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4284 //                }
4285 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4286 //                {
4287 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4288
4289 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( gamma ) );
4290 //                }
4291                 else
4292                 {
4293                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4294                 }
4295             }
4296             if ( tk->fmt.video.i_visible_height && tk->fmt.video.i_visible_width )
4297                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * tk->fmt.video.i_visible_width / tk->fmt.video.i_visible_height;
4298         }
4299         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4300         {
4301             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4302             unsigned int j;
4303
4304             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4305
4306             for( j = 0; j < tka->ListSize(); j++ )
4307             {
4308                 EbmlElement *l = (*tka)[j];
4309
4310                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4311                 {
4312                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4313
4314                     tk->fmt.audio.i_rate = (int)float( afreq );
4315                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4316                 }
4317                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4318                 {
4319                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4320
4321                     tk->fmt.audio.i_channels = uint8( achan );
4322                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4323                 }
4324                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4325                 {
4326                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4327
4328                     tk->fmt.audio.i_bitspersample = uint8( abits );
4329                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4330                 }
4331                 else
4332                 {
4333                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4334                 }
4335             }
4336         }
4337         else
4338         {
4339             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4340                      typeid(*l).name() );
4341         }
4342     }
4343 }
4344
4345 /*****************************************************************************
4346  * ParseTracks:
4347  *****************************************************************************/
4348 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4349 {
4350     EbmlElement *el;
4351     unsigned int i;
4352     int i_upper_level = 0;
4353
4354     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4355
4356     /* Master elements */
4357     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4358
4359     for( i = 0; i < tracks->ListSize(); i++ )
4360     {
4361         EbmlElement *l = (*tracks)[i];
4362
4363         if( MKV_IS_ID( l, KaxTrackEntry ) )
4364         {
4365             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4366         }
4367         else
4368         {
4369             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4370         }
4371     }
4372 }
4373
4374 /*****************************************************************************
4375  * ParseInfo:
4376  *****************************************************************************/
4377 void matroska_segment_c::ParseInfo( KaxInfo *info )
4378 {
4379     EbmlElement *el;
4380     EbmlMaster  *m;
4381     size_t i, j;
4382     int i_upper_level = 0;
4383
4384     msg_Dbg( &sys.demuxer, "|   + Information" );
4385
4386     /* Master elements */
4387     m = static_cast<EbmlMaster *>(info);
4388     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4389
4390     for( i = 0; i < m->ListSize(); i++ )
4391     {
4392         EbmlElement *l = (*m)[i];
4393
4394         if( MKV_IS_ID( l, KaxSegmentUID ) )
4395         {
4396             if ( p_segment_uid == NULL )
4397                 p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4398
4399             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4400         }
4401         else if( MKV_IS_ID( l, KaxPrevUID ) )
4402         {
4403             if ( p_prev_segment_uid == NULL )
4404                 p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4405
4406             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4407         }
4408         else if( MKV_IS_ID( l, KaxNextUID ) )
4409         {
4410             if ( p_next_segment_uid == NULL )
4411                 p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4412
4413             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4414         }
4415         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4416         {
4417             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4418
4419             i_timescale = uint64(tcs);
4420
4421             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4422                      i_timescale );
4423         }
4424         else if( MKV_IS_ID( l, KaxDuration ) )
4425         {
4426             KaxDuration &dur = *(KaxDuration*)l;
4427
4428             i_duration = mtime_t( double( dur ) );
4429
4430             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4431                      i_duration );
4432         }
4433         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4434         {
4435             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4436
4437             psz_muxing_application = ToUTF8( UTFstring( mapp ) );
4438
4439             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4440                      psz_muxing_application );
4441         }
4442         else if( MKV_IS_ID( l, KaxWritingApp ) )
4443         {
4444             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4445
4446             psz_writing_application = ToUTF8( UTFstring( wapp ) );
4447
4448             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4449                      psz_writing_application );
4450         }
4451         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4452         {
4453             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4454
4455             psz_segment_filename = ToUTF8( UTFstring( sfn ) );
4456
4457             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4458                      psz_segment_filename );
4459         }
4460         else if( MKV_IS_ID( l, KaxTitle ) )
4461         {
4462             KaxTitle &title = *(KaxTitle*)l;
4463
4464             psz_title = ToUTF8( UTFstring( title ) );
4465
4466             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4467         }
4468         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4469         {
4470             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4471
4472             families.push_back( new KaxSegmentFamily(*uid) );
4473
4474             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4475         }
4476 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
4477         else if( MKV_IS_ID( l, KaxDateUTC ) )
4478         {
4479             KaxDateUTC &date = *(KaxDateUTC*)l;
4480             time_t i_date;
4481             struct tm tmres;
4482             char   buffer[256];
4483
4484             i_date = date.GetEpochDate();
4485             memset( buffer, 0, 256 );
4486             if( gmtime_r( &i_date, &tmres ) &&
4487                 asctime_r( &tmres, buffer ) )
4488             {
4489                 buffer[strlen( buffer)-1]= '\0';
4490                 psz_date_utc = strdup( buffer );
4491                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4492             }
4493         }
4494 #endif
4495 #if LIBMATROSKA_VERSION >= 0x000704
4496         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4497         {
4498             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4499             chapter_translation_c *p_translate = new chapter_translation_c();
4500
4501             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4502             for( j = 0; j < p_trans->ListSize(); j++ )
4503             {
4504                 EbmlElement *l = (*p_trans)[j];
4505
4506                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4507                 {
4508                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4509                 }
4510                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4511                 {
4512                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4513                 }
4514                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4515                 {
4516                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4517                 }
4518             }
4519
4520             translations.push_back( p_translate );
4521         }
4522 #endif
4523         else
4524         {
4525             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4526         }
4527     }
4528
4529     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4530     i_duration = mtime_t(f_dur);
4531 }
4532
4533
4534 /*****************************************************************************
4535  * ParseChapterAtom
4536  *****************************************************************************/
4537 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4538 {
4539     size_t i, j;
4540
4541     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4542     for( i = 0; i < ca->ListSize(); i++ )
4543     {
4544         EbmlElement *l = (*ca)[i];
4545
4546         if( MKV_IS_ID( l, KaxChapterUID ) )
4547         {
4548             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4549             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4550         }
4551         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4552         {
4553             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4554             chapters.b_display_seekpoint = uint8( flag ) == 0;
4555
4556             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4557         }
4558         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4559         {
4560             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4561             chapters.i_start_time = uint64( start ) / I64C(1000);
4562
4563             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4564         }
4565         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4566         {
4567             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4568             chapters.i_end_time = uint64( end ) / I64C(1000);
4569
4570             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4571         }
4572         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4573         {
4574             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4575
4576             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4577             for( j = 0; j < cd->ListSize(); j++ )
4578             {
4579                 EbmlElement *l= (*cd)[j];
4580
4581                 if( MKV_IS_ID( l, KaxChapterString ) )
4582                 {
4583                     int k;
4584
4585                     KaxChapterString &name =*(KaxChapterString*)l;
4586                     for (k = 0; k < i_level; k++)
4587                         chapters.psz_name += '+';
4588                     chapters.psz_name += ' ';
4589                     char *psz_tmp_utf8 = ToUTF8( UTFstring( name ) );
4590                     chapters.psz_name += psz_tmp_utf8;
4591                     chapters.b_user_display = true;
4592
4593                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", psz_tmp_utf8 );
4594                     free( psz_tmp_utf8 );
4595                 }
4596                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4597                 {
4598                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4599                     const char *psz = string( lang ).c_str();
4600
4601                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4602                 }
4603                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4604                 {
4605                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4606                     const char *psz = string( ct ).c_str();
4607
4608                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4609                 }
4610             }
4611         }
4612         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4613         {
4614             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4615
4616             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4617             chapter_codec_cmds_c *p_ccodec = NULL;
4618
4619             for( j = 0; j < cp->ListSize(); j++ )
4620             {
4621                 EbmlElement *k= (*cp)[j];
4622
4623                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4624                 {
4625                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4626                     if ( uint32(*p_codec_id) == 0 )
4627                         p_ccodec = new matroska_script_codec_c( sys );
4628                     else if ( uint32(*p_codec_id) == 1 )
4629                         p_ccodec = new dvd_chapter_codec_c( sys );
4630                     break;
4631                 }
4632             }
4633
4634             if ( p_ccodec != NULL )
4635             {
4636                 for( j = 0; j < cp->ListSize(); j++ )
4637                 {
4638                     EbmlElement *k= (*cp)[j];
4639
4640                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4641                     {
4642                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4643                         p_ccodec->SetPrivate( *p_private );
4644                     }
4645                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4646                     {
4647                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4648                     }
4649                 }
4650                 chapters.codecs.push_back( p_ccodec );
4651             }
4652         }
4653         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4654         {
4655             chapter_item_c *new_sub_chapter = new chapter_item_c();
4656             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4657             new_sub_chapter->psz_parent = &chapters;
4658             chapters.sub_chapters.push_back( new_sub_chapter );
4659         }
4660     }
4661 }
4662
4663 /*****************************************************************************
4664  * ParseChapters:
4665  *****************************************************************************/
4666 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4667 {
4668     EbmlElement *el;
4669     size_t i;
4670     int i_upper_level = 0;
4671     mtime_t i_dur;
4672
4673     /* Master elements */
4674     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4675
4676     for( i = 0; i < chapters->ListSize(); i++ )
4677     {
4678         EbmlElement *l = (*chapters)[i];
4679
4680         if( MKV_IS_ID( l, KaxEditionEntry ) )
4681         {
4682             chapter_edition_c *p_edition = new chapter_edition_c();
4683
4684             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4685             size_t j;
4686             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4687             for( j = 0; j < E->ListSize(); j++ )
4688             {
4689                 EbmlElement *l = (*E)[j];
4690
4691                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4692                 {
4693                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4694                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4695                     p_edition->sub_chapters.push_back( new_sub_chapter );
4696                 }
4697                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4698                 {
4699                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4700                 }
4701                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4702                 {
4703                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4704                 }
4705                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4706                 {
4707                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4708                         i_default_edition = stored_editions.size();
4709                 }
4710                 else
4711                 {
4712                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4713                 }
4714             }
4715             stored_editions.push_back( p_edition );
4716         }
4717         else
4718         {
4719             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4720         }
4721     }
4722
4723     for( i = 0; i < stored_editions.size(); i++ )
4724     {
4725         stored_editions[i]->RefreshChapters( );
4726     }
4727
4728     if ( stored_editions.size() != 0 && stored_editions[i_default_edition]->b_ordered )
4729     {
4730         /* update the duration of the segment according to the sum of all sub chapters */
4731         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4732         if (i_dur > 0)
4733             i_duration = i_dur;
4734     }
4735 }
4736
4737 void matroska_segment_c::ParseCluster( )
4738 {
4739     EbmlElement *el;
4740     EbmlMaster  *m;
4741     unsigned int i;
4742     int i_upper_level = 0;
4743
4744     /* Master elements */
4745     m = static_cast<EbmlMaster *>( cluster );
4746     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4747
4748     for( i = 0; i < m->ListSize(); i++ )
4749     {
4750         EbmlElement *l = (*m)[i];
4751
4752         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4753         {
4754             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4755
4756             cluster->InitTimecode( uint64( ctc ), i_timescale );
4757             break;
4758         }
4759     }
4760
4761     i_start_time = cluster->GlobalTimecode() / 1000;
4762 }
4763
4764 /*****************************************************************************
4765  * InformationCreate:
4766  *****************************************************************************/
4767 void matroska_segment_c::InformationCreate( )
4768 {
4769     size_t      i_track;
4770
4771     sys.meta = vlc_meta_New();
4772
4773     if( psz_title )
4774     {
4775         vlc_meta_Add( sys.meta, VLC_META_TITLE, psz_title );
4776     }
4777     if( psz_date_utc )
4778     {
4779         vlc_meta_Add( sys.meta, VLC_META_DATE, psz_date_utc );
4780     }
4781     if( psz_segment_filename )
4782     {
4783         vlc_meta_Add( sys.meta, _("Segment filename"), psz_segment_filename );
4784     }
4785     if( psz_muxing_application )
4786     {
4787         vlc_meta_Add( sys.meta, _("Muxing application"), psz_muxing_application );
4788     }
4789     if( psz_writing_application )
4790     {
4791         vlc_meta_Add( sys.meta, _("Writing application"), psz_writing_application );
4792     }
4793
4794     for( i_track = 0; i_track < tracks.size(); i_track++ )
4795     {
4796         mkv_track_t *tk = tracks[i_track];
4797         vlc_meta_t *mtk = vlc_meta_New();
4798
4799         sys.meta->track = (vlc_meta_t**)realloc( sys.meta->track,
4800                                                     sizeof( vlc_meta_t * ) * ( sys.meta->i_track + 1 ) );
4801         sys.meta->track[sys.meta->i_track++] = mtk;
4802
4803         if( tk->fmt.psz_description )
4804         {
4805             vlc_meta_Add( sys.meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
4806         }
4807         if( tk->psz_codec_name )
4808         {
4809             vlc_meta_Add( sys.meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
4810         }
4811         if( tk->psz_codec_settings )
4812         {
4813             vlc_meta_Add( sys.meta, VLC_META_SETTING, tk->psz_codec_settings );
4814         }
4815         if( tk->psz_codec_info_url )
4816         {
4817             vlc_meta_Add( sys.meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
4818         }
4819         if( tk->psz_codec_download_url )
4820         {
4821             vlc_meta_Add( sys.meta, VLC_META_URL, tk->psz_codec_download_url );
4822         }
4823     }
4824
4825     if( i_tags_position >= 0 )
4826     {
4827         vlc_bool_t b_seekable;
4828
4829         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
4830         if( b_seekable )
4831         {
4832             LoadTags( );
4833         }
4834     }
4835 }
4836
4837
4838 /*****************************************************************************
4839  * Divers
4840  *****************************************************************************/
4841
4842 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
4843 {
4844 #define idx p_indexes[i_index]
4845     idx.i_track       = -1;
4846     idx.i_block_number= -1;
4847     idx.i_position    = cluster->GetElementPosition();
4848     idx.i_time        = -1;
4849     idx.b_key         = VLC_TRUE;
4850
4851     i_index++;
4852     if( i_index >= i_index_max )
4853     {
4854         i_index_max += 1024;
4855         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
4856     }
4857 #undef idx
4858 }
4859
4860 void chapter_edition_c::RefreshChapters( )
4861 {
4862     chapter_item_c::RefreshChapters( b_ordered, -1 );
4863     b_display_seekpoint = false;
4864 }
4865
4866 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
4867 {
4868     int64_t i_user_time = i_prev_user_time;
4869
4870     // first the sub-chapters, and then ourself
4871     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4872     while ( index != sub_chapters.end() )
4873     {
4874         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
4875         index++;
4876     }
4877
4878     if ( b_ordered )
4879     {
4880         // the ordered chapters always start at zero
4881         if ( i_prev_user_time == -1 )
4882         {
4883             if ( i_user_time == -1 )
4884                 i_user_time = 0;
4885             i_prev_user_time = 0;
4886         }
4887
4888         i_user_start_time = i_prev_user_time;
4889         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
4890         {
4891             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
4892         }
4893         else
4894         {
4895             i_user_end_time = i_user_time;
4896         }
4897     }
4898     else
4899     {
4900         if ( sub_chapters.begin() != sub_chapters.end() )
4901             std::sort( sub_chapters.begin(), sub_chapters.end(), chapter_item_c::CompareTimecode );
4902         i_user_start_time = i_start_time;
4903         if ( i_end_time != -1 )
4904             i_user_end_time = i_end_time;
4905         else if ( i_user_time != -1 )
4906             i_user_end_time = i_user_time;
4907         else
4908             i_user_end_time = i_user_start_time;
4909     }
4910
4911     return i_user_end_time;
4912 }
4913
4914 mtime_t chapter_edition_c::Duration() const
4915 {
4916     mtime_t i_result = 0;
4917
4918     if ( sub_chapters.size() )
4919     {
4920         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
4921         index--;
4922         i_result = (*index)->i_user_end_time;
4923     }
4924
4925     return i_result;
4926 }
4927
4928 chapter_item_c * chapter_edition_c::FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current )
4929 {
4930     if ( !b_ordered )
4931         p_current = NULL;
4932     bool b_found_current = false;
4933     return chapter_item_c::FindTimecode( i_timecode, p_current, b_found_current );
4934 }
4935
4936 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode, const chapter_item_c * p_current, bool & b_found )
4937 {
4938     chapter_item_c *psz_result = NULL;
4939
4940     if ( p_current == this )
4941         b_found = true;
4942
4943     if ( i_user_timecode >= i_user_start_time &&
4944         ( i_user_timecode < i_user_end_time ||
4945           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
4946     {
4947         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4948         while ( index != sub_chapters.end() && ((p_current == NULL && psz_result == NULL) || (p_current != NULL && (!b_found || psz_result == NULL))))
4949         {
4950             psz_result = (*index)->FindTimecode( i_user_timecode, p_current, b_found );
4951             index++;
4952         }
4953
4954         if ( psz_result == NULL )
4955             psz_result = this;
4956     }
4957
4958     return psz_result;
4959 }
4960
4961 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
4962 {
4963     if ( &item == this )
4964         return true;
4965
4966     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
4967     while ( index != sub_chapters.end() )
4968     {
4969         if ( (*index)->ParentOf( item ) )
4970             return true;
4971         index++;
4972     }
4973
4974     return false;
4975 }
4976
4977 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
4978 {
4979     for (size_t i=0; i<opened_segments.size(); i++)
4980     {
4981         opened_segments[i]->PreloadFamily( of_segment );
4982     }
4983 }
4984 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
4985 {
4986     if ( b_preloaded )
4987         return false;
4988
4989     for (size_t i=0; i<families.size(); i++)
4990     {
4991         for (size_t j=0; j<of_segment.families.size(); j++)
4992         {
4993             if ( *(families[i]) == *(of_segment.families[j]) )
4994                 return Preload( );
4995         }
4996     }
4997
4998     return false;
4999 }
5000
5001 // preload all the linked segments for all preloaded segments
5002 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
5003 {
5004     size_t i_preloaded, i, j;
5005     virtual_segment_c *p_seg;
5006
5007     p_current_segment = VirtualFromSegments( p_segment );
5008
5009     used_segments.push_back( p_current_segment );
5010
5011     // create all the other virtual segments of the family
5012     do {
5013         i_preloaded = 0;
5014         for ( i=0; i< opened_segments.size(); i++ )
5015         {
5016             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
5017             {
5018                 p_seg = VirtualFromSegments( opened_segments[i] );
5019                 used_segments.push_back( p_seg );
5020                 i_preloaded++;
5021             }
5022         }
5023     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
5024
5025     // publish all editions of all usable segment
5026     for ( i=0; i< used_segments.size(); i++ )
5027     {
5028         p_seg = used_segments[i];
5029         if ( p_seg->p_editions != NULL )
5030         {
5031             std::string sz_name;
5032             input_title_t *p_title = vlc_input_title_New();
5033             p_seg->i_sys_title = i;
5034             int i_chapters;
5035
5036             // TODO use a name for each edition, let the TITLE deal with a codec name
5037             for ( j=0; j<p_seg->p_editions->size(); j++ )
5038             {
5039                 if ( p_title->psz_name == NULL )
5040                 {
5041                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
5042                     if ( sz_name != "" )
5043                         p_title->psz_name = strdup( sz_name.c_str() );
5044                 }
5045
5046                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
5047
5048                 i_chapters = 0;
5049                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
5050             }
5051
5052             // create a name if there is none
5053             if ( p_title->psz_name == NULL )
5054             {
5055                 sz_name = N_("Segment ");
5056                 char psz_str[6];
5057                 sprintf( psz_str, "%d", (int)i );
5058                 sz_name += psz_str;
5059                 p_title->psz_name = strdup( sz_name.c_str() );
5060             }
5061
5062             titles.push_back( p_title );
5063         }
5064     }
5065
5066     // TODO decide which segment should be first used (VMG for DVD)
5067 }
5068
5069 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
5070 {
5071     for ( size_t i=0; i< used_segments.size(); i++ )
5072     {
5073         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
5074             return true;
5075     }
5076     return false;
5077 }
5078
5079 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
5080 {
5081     size_t i_preloaded, i;
5082
5083     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
5084
5085     // fill our current virtual segment with all hard linked segments
5086     do {
5087         i_preloaded = 0;
5088         for ( i=0; i< opened_segments.size(); i++ )
5089         {
5090             i_preloaded += p_result->AddSegment( opened_segments[i] );
5091         }
5092     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
5093
5094     p_result->Sort( );
5095
5096     p_result->PreloadLinked( );
5097
5098     p_result->PrepareChapters( );
5099
5100     return p_result;
5101 }
5102
5103 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
5104 {
5105     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
5106     {
5107         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
5108             p_current_segment->Segment()->UnSelect();
5109
5110         p_current_segment = p_new_segment;
5111         i_current_title = p_new_segment->i_sys_title;
5112     }
5113
5114     p_current_segment->LoadCues();
5115     f_duration = p_current_segment->Duration();
5116
5117     /* add information */
5118     p_current_segment->Segment()->InformationCreate( );
5119
5120     p_current_segment->Segment()->Select( 0 );
5121
5122     return true;
5123 }
5124
5125 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
5126 {
5127     // if the segment is not part of the current segment, select the new one
5128     if ( &vsegment != p_current_segment )
5129     {
5130         PreparePlayback( &vsegment );
5131     }
5132
5133     if ( p_chapter != NULL )
5134     {
5135         if ( !p_chapter->Enter( true ) )
5136         {
5137             // jump to the location in the found segment
5138             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5139         }
5140     }
5141
5142 }
5143
5144 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
5145 {
5146     if ( p_item_a == NULL || p_item_b == NULL )
5147         return false;
5148
5149     EbmlBinary * p_itema = (EbmlBinary *)(p_item_a->p_segment_uid);
5150     if ( p_item_b->p_prev_segment_uid != NULL && *p_itema == *p_item_b->p_prev_segment_uid )
5151         return true;
5152
5153     p_itema = (EbmlBinary *)(&p_item_a->p_next_segment_uid);
5154     if ( p_item_b->p_segment_uid != NULL && *p_itema == *p_item_b->p_segment_uid )
5155         return true;
5156
5157     if ( p_item_b->p_prev_segment_uid != NULL && *p_itema == *p_item_b->p_prev_segment_uid )
5158         return true;
5159
5160     return false;
5161 }
5162
5163 bool matroska_segment_c::Preload( )
5164 {
5165     if ( b_preloaded )
5166         return false;
5167
5168     EbmlElement *el = NULL;
5169
5170     ep->Reset( &sys.demuxer );
5171
5172     while( ( el = ep->Get() ) != NULL )
5173     {
5174         if( MKV_IS_ID( el, KaxInfo ) )
5175         {
5176             ParseInfo( static_cast<KaxInfo*>( el ) );
5177         }
5178         else if( MKV_IS_ID( el, KaxTracks ) )
5179         {
5180             ParseTracks( static_cast<KaxTracks*>( el ) );
5181         }
5182         else if( MKV_IS_ID( el, KaxSeekHead ) )
5183         {
5184             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5185         }
5186         else if( MKV_IS_ID( el, KaxCues ) )
5187         {
5188             msg_Dbg( &sys.demuxer, "|   + Cues" );
5189         }
5190         else if( MKV_IS_ID( el, KaxCluster ) )
5191         {
5192             msg_Dbg( &sys.demuxer, "|   + Cluster" );
5193
5194             cluster = (KaxCluster*)el;
5195
5196             i_cluster_pos = i_start_pos = cluster->GetElementPosition();
5197             ParseCluster( );
5198
5199             ep->Down();
5200             /* stop parsing the stream */
5201             break;
5202         }
5203         else if( MKV_IS_ID( el, KaxAttachments ) )
5204         {
5205             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
5206         }
5207         else if( MKV_IS_ID( el, KaxChapters ) )
5208         {
5209             msg_Dbg( &sys.demuxer, "|   + Chapters" );
5210             ParseChapters( static_cast<KaxChapters*>( el ) );
5211         }
5212         else if( MKV_IS_ID( el, KaxTag ) )
5213         {
5214             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5215         }
5216         else
5217         {
5218             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5219         }
5220     }
5221
5222     b_preloaded = true;
5223
5224     return true;
5225 }
5226
5227 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5228 {
5229     for (size_t i=0; i<opened_segments.size(); i++)
5230     {
5231         if ( *opened_segments[i]->p_segment_uid == uid )
5232             return opened_segments[i];
5233     }
5234     return NULL;
5235 }
5236
5237 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5238                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5239                                         const void *p_cookie,
5240                                         size_t i_cookie_size,
5241                                         virtual_segment_c * &p_segment_found )
5242 {
5243     chapter_item_c *p_result = NULL;
5244     for (size_t i=0; i<used_segments.size(); i++)
5245     {
5246         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5247         if ( p_result != NULL )
5248         {
5249             p_segment_found = used_segments[i];
5250             break;
5251         }
5252     }
5253     return p_result;
5254 }
5255
5256 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5257 {
5258     chapter_item_c *p_result = NULL;
5259     for (size_t i=0; i<used_segments.size(); i++)
5260     {
5261         p_result = used_segments[i]->FindChapter( i_find_uid );
5262         if ( p_result != NULL )
5263         {
5264             p_segment_found = used_segments[i];
5265             break;
5266         }
5267     }
5268     return p_result;
5269 }
5270
5271 void virtual_segment_c::Sort()
5272 {
5273     // keep the current segment index
5274     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5275
5276     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5277
5278     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5279         if ( linked_segments[i_current_segment] == p_segment )
5280             break;
5281 }
5282
5283 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5284 {
5285     size_t i;
5286     // check if it's not already in here
5287     for ( i=0; i<linked_segments.size(); i++ )
5288     {
5289         if ( linked_segments[i]->p_segment_uid != NULL
5290             && p_segment->p_segment_uid != NULL
5291             && *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5292             return 0;
5293     }
5294
5295     // find possible mates
5296     for ( i=0; i<linked_uids.size(); i++ )
5297     {
5298         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5299             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5300             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5301         {
5302             linked_segments.push_back( p_segment );
5303
5304             AppendUID( p_segment->p_prev_segment_uid );
5305             AppendUID( p_segment->p_next_segment_uid );
5306
5307             return 1;
5308         }
5309     }
5310     return 0;
5311 }
5312
5313 void virtual_segment_c::PreloadLinked( )
5314 {
5315     for ( size_t i=0; i<linked_segments.size(); i++ )
5316     {
5317         linked_segments[i]->Preload( );
5318     }
5319     i_current_edition = linked_segments[0]->i_default_edition;
5320 }
5321
5322 mtime_t virtual_segment_c::Duration() const
5323 {
5324     mtime_t i_duration;
5325     if ( linked_segments.size() == 0 )
5326         i_duration = 0;
5327     else {
5328         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5329 //        p_last_segment->ParseCluster( );
5330
5331         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5332     }
5333     return i_duration;
5334 }
5335
5336 void virtual_segment_c::LoadCues( )
5337 {
5338     for ( size_t i=0; i<linked_segments.size(); i++ )
5339     {
5340         linked_segments[i]->LoadCues();
5341     }
5342 }
5343
5344 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5345 {
5346     if ( p_UID == NULL )
5347         return;
5348     if ( p_UID->GetBuffer() == NULL )
5349         return;
5350
5351     for (size_t i=0; i<linked_uids.size(); i++)
5352     {
5353         if ( *p_UID == linked_uids[i] )
5354             return;
5355     }
5356     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5357 }
5358
5359 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5360 {
5361     KaxBlock    *block;
5362 #if LIBMATROSKA_VERSION >= 0x000800
5363     KaxSimpleBlock *simpleblock;
5364 #endif
5365     int         i_track_skipping;
5366     int64_t     i_block_duration;
5367     int64_t     i_block_ref1;
5368     int64_t     i_block_ref2;
5369     size_t      i_track;
5370     int64_t     i_seek_position = i_start_pos;
5371     int64_t     i_seek_time = i_start_time;
5372
5373     if ( i_index > 0 )
5374     {
5375         int i_idx = 0;
5376
5377         for( ; i_idx < i_index; i_idx++ )
5378         {
5379             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5380             {
5381                 break;
5382             }
5383         }
5384
5385         if( i_idx > 0 )
5386         {
5387             i_idx--;
5388         }
5389
5390         i_seek_position = p_indexes[i_idx].i_position;
5391         i_seek_time = p_indexes[i_idx].i_time;
5392     }
5393
5394     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5395                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5396
5397     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5398
5399     delete ep;
5400     ep = new EbmlParser( &es, segment, &sys.demuxer );
5401     cluster = NULL;
5402
5403     sys.i_start_pts = i_date;
5404
5405     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5406
5407     /* now parse until key frame */
5408     i_track_skipping = 0;
5409     for( i_track = 0; i_track < tracks.size(); i_track++ )
5410     {
5411         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5412         {
5413             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5414             i_track_skipping++;
5415         }
5416         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5417     }
5418
5419
5420     while( i_track_skipping > 0 )
5421     {
5422 #if LIBMATROSKA_VERSION >= 0x000800
5423         if( BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5424 #else
5425         if( BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5426 #endif
5427         {
5428             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5429
5430             return;
5431         }
5432         ep->Down();
5433
5434         for( i_track = 0; i_track < tracks.size(); i_track++ )
5435         {
5436             if( tracks[i_track]->i_number == block->TrackNum() )
5437             {
5438                 break;
5439             }
5440         }
5441
5442         sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
5443
5444         if( i_track < tracks.size() )
5445         {
5446            if( sys.i_pts >= sys.i_start_pts )
5447             {
5448                 cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
5449                 i_track_skipping = 0;
5450             }
5451             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5452             {
5453                 if( i_block_ref1 == 0 && tracks[i_track]->b_search_keyframe )
5454                 {
5455                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5456                     i_track_skipping--;
5457                 }
5458                 if( !tracks[i_track]->b_search_keyframe )
5459                 {
5460                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5461                 }
5462             }
5463         }
5464
5465         delete block;
5466 #if LIBMATROSKA_VERSION >= 0x000800
5467         delete simpleblock;
5468 #endif
5469     }
5470 }
5471
5472 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5473 {
5474     demux_sys_t *p_sys = demuxer.p_sys;
5475     size_t i;
5476
5477     // find the actual time for an ordered edition
5478     if ( psz_chapter == NULL )
5479     {
5480         if ( Edition() && Edition()->b_ordered )
5481         {
5482             /* 1st, we need to know in which chapter we are */
5483             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date, psz_current_chapter );
5484         }
5485     }
5486
5487     if ( psz_chapter != NULL )
5488     {
5489         psz_current_chapter = psz_chapter;
5490         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5491         if ( psz_chapter->i_seekpoint_num > 0 )
5492         {
5493             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5494             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5495             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5496         }
5497     }
5498
5499     // find the best matching segment
5500     for ( i=0; i<linked_segments.size(); i++ )
5501     {
5502         if ( i_date < linked_segments[i]->i_start_time )
5503             break;
5504     }
5505
5506     if ( i > 0 )
5507         i--;
5508
5509     if ( i_current_segment != i  )
5510     {
5511         linked_segments[i_current_segment]->UnSelect();
5512         linked_segments[i]->Select( i_date );
5513         i_current_segment = i;
5514     }
5515
5516     linked_segments[i]->Seek( i_date, i_time_offset );
5517 }
5518
5519 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5520 {
5521     size_t i;
5522
5523     uint32 codec_time = uint32(-1);
5524     for( i = 0; i < command.ListSize(); i++ )
5525     {
5526         const EbmlElement *k = command[i];
5527
5528         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5529         {
5530             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5531             break;
5532         }
5533     }
5534
5535     for( i = 0; i < command.ListSize(); i++ )
5536     {
5537         const EbmlElement *k = command[i];
5538
5539         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5540         {
5541             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5542             switch ( codec_time )
5543             {
5544             case 0:
5545                 during_cmds.push_back( p_data );
5546                 break;
5547             case 1:
5548                 enter_cmds.push_back( p_data );
5549                 break;
5550             case 2:
5551                 leave_cmds.push_back( p_data );
5552                 break;
5553             default:
5554                 delete p_data;
5555             }
5556         }
5557     }
5558 }
5559
5560 bool chapter_item_c::Enter( bool b_do_subs )
5561 {
5562     bool f_result = false;
5563     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5564     while ( index != codecs.end() )
5565     {
5566         f_result |= (*index)->Enter();
5567         index++;
5568     }
5569
5570     if ( b_do_subs )
5571     {
5572         // sub chapters
5573         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5574         while ( index_ != sub_chapters.end() )
5575         {
5576             f_result |= (*index_)->Enter( true );
5577             index_++;
5578         }
5579     }
5580     return f_result;
5581 }
5582
5583 bool chapter_item_c::Leave( bool b_do_subs )
5584 {
5585     bool f_result = false;
5586     b_is_leaving = true;
5587     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5588     while ( index != codecs.end() )
5589     {
5590         f_result |= (*index)->Leave();
5591         index++;
5592     }
5593
5594     if ( b_do_subs )
5595     {
5596         // sub chapters
5597         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5598         while ( index_ != sub_chapters.end() )
5599         {
5600             f_result |= (*index_)->Leave( true );
5601             index_++;
5602         }
5603     }
5604     b_is_leaving = false;
5605     return f_result;
5606 }
5607
5608 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5609 {
5610     chapter_item_c *p_common_parent = p_item;
5611
5612     // leave, up to a common parent
5613     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5614     {
5615         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5616             return true;
5617         p_common_parent = p_common_parent->psz_parent;
5618     }
5619
5620     // enter from the parent to <this>
5621     if ( p_common_parent != NULL )
5622     {
5623         do
5624         {
5625             if ( p_common_parent == this )
5626                 return Enter( true );
5627
5628             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5629             {
5630                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5631                 {
5632                     p_common_parent = p_common_parent->sub_chapters[i];
5633                     if ( p_common_parent != this )
5634                         if ( p_common_parent->Enter( false ) )
5635                             return true;
5636
5637                     break;
5638                 }
5639             }
5640         } while ( 1 );
5641     }
5642
5643     if ( b_final_enter )
5644         return Enter( true );
5645     else
5646         return false;
5647 }
5648
5649 bool dvd_chapter_codec_c::Enter()
5650 {
5651     bool f_result = false;
5652     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5653     while ( index != enter_cmds.end() )
5654     {
5655         if ( (*index)->GetSize() )
5656         {
5657             binary *p_data = (*index)->GetBuffer();
5658             size_t i_size = *p_data++;
5659             // avoid reading too much from the buffer
5660             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5661             for ( ; i_size > 0; i_size--, p_data += 8 )
5662             {
5663                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5664                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5665             }
5666         }
5667         index++;
5668     }
5669     return f_result;
5670 }
5671
5672 bool dvd_chapter_codec_c::Leave()
5673 {
5674     bool f_result = false;
5675     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5676     while ( index != leave_cmds.end() )
5677     {
5678         if ( (*index)->GetSize() )
5679         {
5680             binary *p_data = (*index)->GetBuffer();
5681             size_t i_size = *p_data++;
5682             // avoid reading too much from the buffer
5683             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5684             for ( ; i_size > 0; i_size--, p_data += 8 )
5685             {
5686                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5687                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5688             }
5689         }
5690         index++;
5691     }
5692     return f_result;
5693 }
5694
5695 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5696 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5697 {
5698     if ( i_size != 8 )
5699         return false;
5700
5701     virtual_segment_c *p_segment = NULL;
5702     chapter_item_c *p_chapter = NULL;
5703     bool f_result = false;
5704     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5705
5706     // handle register tests if there are some
5707     if ( (i_command & 0xF0) != 0 )
5708     {
5709         bool b_test_positive = true;//(i_command & CMD_DVD_IF_NOT) == 0;
5710         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5711         uint8 i_test = i_command & 0x70;
5712         uint16 i_value;
5713
5714         // see http://dvd.sourceforge.net/dvdinfo/vmi.html
5715         uint8  i_cr1;
5716         uint16 i_cr2;
5717         switch ( i_command >> 12 )
5718         {
5719         default:
5720             i_cr1 = p_command[3];
5721             i_cr2 = (p_command[4] << 8) + p_command[5];
5722             break;
5723         case 3:
5724         case 4:
5725         case 5:
5726             i_cr1 = p_command[6];
5727             i_cr2 = p_command[7];
5728             b_test_value = false;
5729             break;
5730         case 6:
5731         case 7:
5732             if ( ((p_command[1] >> 4) & 0x7) == 0)
5733             {
5734                 i_cr1 = p_command[2];
5735                 i_cr2 = (p_command[6] << 8) + p_command[7];
5736             }
5737             else
5738             {
5739                 i_cr1 = p_command[2];
5740                 i_cr2 = (p_command[6] << 8) + p_command[7];
5741             }
5742             break;
5743         }
5744
5745         if ( b_test_value )
5746             i_value = i_cr2;
5747         else
5748             i_value = GetPRM( i_cr2 );
5749
5750         switch ( i_test )
5751         {
5752         case CMD_DVD_IF_GPREG_EQUAL:
5753             // if equals
5754             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5755             if (!( GetPRM( i_cr1 ) == i_value ))
5756             {
5757                 b_test_positive = false;
5758             }
5759             break;
5760         case CMD_DVD_IF_GPREG_NOT_EQUAL:
5761             // if not equals
5762             msg_Dbg( &sys.demuxer, "IF %s NOT EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5763             if (!( GetPRM( i_cr1 ) != i_value ))
5764             {
5765                 b_test_positive = false;
5766             }
5767             break;
5768         case CMD_DVD_IF_GPREG_INF:
5769             // if inferior
5770             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5771             if (!( GetPRM( i_cr1 ) < i_value ))
5772             {
5773                 b_test_positive = false;
5774             }
5775             break;
5776         case CMD_DVD_IF_GPREG_INF_EQUAL:
5777             // if inferior or equal
5778             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5779             if (!( GetPRM( i_cr1 ) <= i_value ))
5780             {
5781                 b_test_positive = false;
5782             }
5783             break;
5784         case CMD_DVD_IF_GPREG_AND:
5785             // if logical and
5786             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5787             if (!( GetPRM( i_cr1 ) & i_value ))
5788             {
5789                 b_test_positive = false;
5790             }
5791             break;
5792         case CMD_DVD_IF_GPREG_SUP:
5793             // if superior
5794             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5795             if (!( GetPRM( i_cr1 ) > i_value ))
5796             {
5797                 b_test_positive = false;
5798             }
5799             break;
5800         case CMD_DVD_IF_GPREG_SUP_EQUAL:
5801             // if superior or equal
5802             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5803             if (!( GetPRM( i_cr1 ) >= i_value ))
5804             {
5805                 b_test_positive = false;
5806             }
5807             break;
5808         }
5809
5810         if ( !b_test_positive )
5811             return false;
5812     }
5813
5814     // strip the test command
5815     i_command &= 0xFF0F;
5816
5817     switch ( i_command )
5818     {
5819     case CMD_DVD_NOP:
5820     case CMD_DVD_NOP2:
5821         {
5822             msg_Dbg( &sys.demuxer, "NOP" );
5823             break;
5824         }
5825     case CMD_DVD_BREAK:
5826         {
5827             msg_Dbg( &sys.demuxer, "Break" );
5828             // TODO
5829             break;
5830         }
5831     case CMD_DVD_JUMP_TT:
5832         {
5833             uint8 i_title = p_command[5];
5834             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
5835
5836             // find in the ChapProcessPrivate matching this Title level
5837             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
5838             if ( p_segment != NULL )
5839             {
5840                 sys.JumpTo( *p_segment, p_chapter );
5841                 f_result = true;
5842             }
5843
5844             break;
5845         }
5846     case CMD_DVD_CALLSS_VTSM1:
5847         {
5848             msg_Dbg( &sys.demuxer, "CallSS" );
5849             binary p_type;
5850             switch( (p_command[6] & 0xC0) >> 6 ) {
5851                 case 0:
5852                     p_type = p_command[5] & 0x0F;
5853                     switch ( p_type )
5854                     {
5855                     case 0x00:
5856                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
5857                         break;
5858                     case 0x02:
5859                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
5860                         break;
5861                     case 0x03:
5862                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
5863                         break;
5864                     case 0x04:
5865                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
5866                         break;
5867                     case 0x05:
5868                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
5869                         break;
5870                     case 0x06:
5871                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
5872                         break;
5873                     case 0x07:
5874                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
5875                         break;
5876                     default:
5877                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
5878                         break;
5879                     }
5880                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
5881                     if ( p_segment != NULL )
5882                     {
5883                         sys.JumpTo( *p_segment, p_chapter );
5884                         f_result = true;
5885                     }
5886                 break;
5887                 case 1:
5888                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
5889                 break;
5890                 case 2:
5891                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
5892                 break;
5893                 case 3:
5894                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
5895                 break;
5896             }
5897             break;
5898         }
5899     case CMD_DVD_JUMP_SS:
5900         {
5901             msg_Dbg( &sys.demuxer, "JumpSS");
5902             binary p_type;
5903             switch( (p_command[5] & 0xC0) >> 6 ) {
5904                 case 0:
5905                     msg_Dbg( &sys.demuxer, "JumpSS FP");
5906                 break;
5907                 case 1:
5908                     p_type = p_command[5] & 0x0F;
5909                     switch ( p_type )
5910                     {
5911                     case 0x02:
5912                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
5913                         break;
5914                     case 0x03:
5915                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
5916                         break;
5917                     case 0x04:
5918                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
5919                         break;
5920                     case 0x05:
5921                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
5922                         break;
5923                     case 0x06:
5924                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
5925                         break;
5926                     case 0x07:
5927                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
5928                         break;
5929                     default:
5930                         msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
5931                         break;
5932                     }
5933                     // find the VMG
5934                     p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
5935                     if ( p_segment != NULL )
5936                     {
5937                         p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
5938                         if ( p_chapter != NULL )
5939                         {
5940                             sys.JumpTo( *p_segment, p_chapter );
5941                             f_result = true;
5942                         }
5943                     }
5944                 break;
5945                 case 2:
5946                     p_type = p_command[5] & 0x0F;
5947                     switch ( p_type )
5948                     {
5949                     case 0x02:
5950                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
5951                         break;
5952                     case 0x03:
5953                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
5954                         break;
5955                     case 0x04:
5956                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
5957                         break;
5958                     case 0x05:
5959                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
5960                         break;
5961                     case 0x06:
5962                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
5963                         break;
5964                     case 0x07:
5965                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
5966                         break;
5967                     default:
5968                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
5969                         break;
5970                     }
5971
5972                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
5973
5974                     if ( p_segment != NULL && p_chapter != NULL )
5975                     {
5976                         // find the title in the VTS
5977                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
5978                         if ( p_chapter != NULL )
5979                         {
5980                             // find the specified menu in the VTSM
5981                             p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
5982                             if ( p_chapter != NULL )
5983                             {
5984                                 sys.JumpTo( *p_segment, p_chapter );
5985                                 f_result = true;
5986                             }
5987                         }
5988                         else
5989                             msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
5990                     }
5991                     else
5992                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
5993                 break;
5994                 case 3:
5995                     msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
5996                 break;
5997             }
5998             break;
5999         }
6000     case CMD_DVD_JUMPVTS_PTT:
6001         {
6002             uint8 i_title = p_command[5];
6003             uint8 i_ptt = p_command[3];
6004
6005             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
6006
6007             // find the current VTS content segment
6008             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
6009             if ( p_chapter != NULL )
6010             {
6011                 int16 i_curr_title = p_chapter->GetTitleNumber( );
6012                 if ( i_curr_title > 0 )
6013                 {
6014                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
6015
6016                     if ( p_segment != NULL && p_chapter != NULL )
6017                     {
6018                         // find the title in the VTS
6019                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
6020                         if ( p_chapter != NULL )
6021                         {
6022                             // find the chapter in the title
6023                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
6024                             if ( p_chapter != NULL )
6025                             {
6026                                 sys.JumpTo( *p_segment, p_chapter );
6027                                 f_result = true;
6028                             }
6029                         }
6030                     else
6031                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
6032                     }
6033                     else
6034                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
6035                 }
6036                 else
6037                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
6038             }
6039             else
6040                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
6041             break;
6042         }
6043     case CMD_DVD_SET_GPRMMD:
6044         {
6045             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
6046
6047             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
6048                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
6049             break;
6050         }
6051     case CMD_DVD_LINKPGCN:
6052         {
6053             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
6054
6055             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
6056             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
6057             if ( p_chapter != NULL )
6058             {
6059                 if ( !p_chapter->Enter( true ) )
6060                     // jump to the location in the found segment
6061                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6062
6063                 f_result = true;
6064             }
6065             break;
6066         }
6067     case CMD_DVD_LINKCN:
6068         {
6069             uint8 i_cn = p_command[7];
6070
6071             p_chapter = sys.p_current_segment->CurrentChapter();
6072
6073             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
6074             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
6075             if ( p_chapter != NULL )
6076             {
6077                 if ( !p_chapter->Enter( true ) )
6078                     // jump to the location in the found segment
6079                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6080
6081                 f_result = true;
6082             }
6083             break;
6084         }
6085     case CMD_DVD_GOTO_LINE:
6086         {
6087             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
6088             // TODO
6089             break;
6090         }
6091     case CMD_DVD_SET_HL_BTNN1:
6092         {
6093             msg_Dbg( &sys.demuxer, "SetHL_BTN (%d)", p_command[4] );
6094             SetSPRM( 0x88, p_command[4] );
6095             break;
6096         }
6097     default:
6098         {
6099             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
6100                      ,p_command[0]
6101                      ,p_command[1]
6102                      ,p_command[2]
6103                      ,p_command[3]
6104                      ,p_command[4]
6105                      ,p_command[5]
6106                      ,p_command[6]
6107                      ,p_command[7]);
6108             break;
6109         }
6110     }
6111
6112     return f_result;
6113 }
6114
6115 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6116 {
6117     return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
6118 }
6119
6120 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6121 {
6122     if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6123         return false;
6124
6125     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
6126 }
6127
6128 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6129 {
6130     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6131         return false;
6132
6133     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
6134         return false;
6135
6136     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
6137     uint16 i_title = *(uint16*)p_cookie;
6138
6139     return (i_gtitle == i_title);
6140 }
6141
6142 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6143 {
6144     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6145         return false;
6146
6147     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
6148         return false;
6149
6150     uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
6151     uint8 i_title = *(uint8*)p_cookie;
6152
6153     return (i_gtitle == i_title);
6154 }
6155
6156 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6157 {
6158     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6159         return false;
6160
6161     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
6162         return false;
6163
6164     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
6165     uint8 i_title = *(uint8*)p_cookie;
6166
6167     return (i_gtitle == i_title);
6168 }
6169
6170 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6171 {
6172     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6173         return false;
6174
6175     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6176         return false;
6177
6178     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
6179     uint8 i_pgc = *(uint8*)p_cookie;
6180
6181     return (i_pgc_type == i_pgc);
6182 }
6183
6184 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6185 {
6186     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6187         return false;
6188
6189     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6190         return false;
6191
6192     uint16 *i_pgc_n = (uint16 *)p_cookie;
6193     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
6194
6195     return (i_pgc_num == *i_pgc_n);
6196 }
6197
6198 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6199 {
6200     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6201         return false;
6202
6203     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
6204         return false;
6205
6206     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
6207     uint8 i_ptt = *(uint8*)p_cookie;
6208
6209     return (i_chapter == i_ptt);
6210 }
6211
6212 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6213 {
6214     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
6215         return false;
6216
6217     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
6218         return false;
6219
6220     uint8 *i_cell_n = (uint8 *)p_cookie;
6221     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
6222
6223     return (i_cell_num == *i_cell_n);
6224 }
6225
6226 bool matroska_script_codec_c::Enter()
6227 {
6228     bool f_result = false;
6229     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6230     while ( index != enter_cmds.end() )
6231     {
6232         if ( (*index)->GetSize() )
6233         {
6234             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
6235             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6236         }
6237         index++;
6238     }
6239     return f_result;
6240 }
6241
6242 bool matroska_script_codec_c::Leave()
6243 {
6244     bool f_result = false;
6245     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6246     while ( index != leave_cmds.end() )
6247     {
6248         if ( (*index)->GetSize() )
6249         {
6250             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6251             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6252         }
6253         index++;
6254     }
6255     return f_result;
6256 }
6257
6258 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6259 //  for a description of existing commands
6260 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6261 {
6262     bool b_result = false;
6263
6264     char *psz_str = (char*) malloc( i_size + 1 );
6265     memcpy( psz_str, p_command, i_size );
6266     psz_str[ i_size ] = '\0';
6267
6268     std::string sz_command = psz_str;
6269     free( psz_str );
6270
6271     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6272
6273 #if defined(__GNUC__) && (__GNUC__ < 3)
6274     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6275 #else
6276     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6277 #endif
6278     {
6279         size_t i,j;
6280
6281         // find the (
6282         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6283         {
6284             if ( sz_command[i] == '(' )
6285             {
6286                 i++;
6287                 break;
6288             }
6289         }
6290         // find the )
6291         for ( j=i; j<sz_command.size(); j++)
6292         {
6293             if ( sz_command[j] == ')' )
6294             {
6295                 i--;
6296                 break;
6297             }
6298         }
6299
6300         std::string st = sz_command.substr( i+1, j-i-1 );
6301         int64_t i_chapter_uid = atoi( st.c_str() );
6302
6303         virtual_segment_c *p_segment;
6304         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6305
6306         if ( p_chapter == NULL )
6307             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6308         else
6309         {
6310             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6311                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6312             b_result = true;
6313         }
6314     }
6315
6316     return b_result;
6317 }
6318
6319 void demux_sys_t::SwapButtons()
6320 {
6321 #ifndef WORDS_BIGENDIAN
6322     uint8_t button, i, j;
6323
6324     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6325         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6326         binary *p_data = (binary*) button_ptr;
6327
6328         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6329         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6330         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6331         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6332         button_ptr->x_start = i_x_start;
6333         button_ptr->x_end   = i_x_end;
6334         button_ptr->y_start = i_y_start;
6335         button_ptr->y_end   = i_y_end;
6336
6337     }
6338     for ( i = 0; i<3; i++ )
6339     {
6340         for ( j = 0; j<2; j++ )
6341         {
6342             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6343         }
6344     }
6345 #endif
6346 }