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