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

   1 /*****************************************************************************
   2  * mkv.cpp : matroska demuxer
   3  *****************************************************************************
   4  * Copyright (C) 2003-2004 VideoLAN
   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 #include "vlc_keys.h"
  88
  89 extern "C" {
  90    #include "mp4/libmp4.h"
  91 }
  92 #ifdef HAVE_ZLIB_H
  93 #   include <zlib.h>
  94 #endif
  95
  96 #define MATROSKA_COMPRESSION_NONE 0
  97 #define MATROSKA_COMPRESSION_ZLIB 1
  98
  99 #define MKVD_TIMECODESCALE 1000000
 100
 101 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 102 #undef ATTRIBUTE_PACKED
 103 #undef PRAGMA_PACK_BEGIN
 104 #undef PRAGMA_PACK_END
 105
 106 #if defined(__GNUC__)
 107 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 108 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 109 #define PRAGMA_PACK 0
 110 #endif
 111 #endif
 112
 113 #if !defined(ATTRIBUTE_PACKED)
 114 #define ATTRIBUTE_PACKED
 115 #define PRAGMA_PACK 1
 116 #endif
 117
 118 #if PRAGMA_PACK
 119 #pragma pack(1)
 120 #endif
 121
 122 /*************************************
 123 *  taken from libdvdnav / libdvdread
 124 **************************************/
 125
 126 /**
 127  * DVD Time Information.
 128  */
 129 typedef struct {
 130   uint8_t hour;
 131   uint8_t minute;
 132   uint8_t second;
 133   uint8_t frame_u; /* The two high bits are the frame rate. */
 134 } ATTRIBUTE_PACKED dvd_time_t;
 135
 136 /**
 137  * User Operations.
 138  */
 139 typedef struct {
 140 #ifdef WORDS_BIGENDIAN
 141   unsigned char zero                           : 7; /* 25-31 */
 142   unsigned char video_pres_mode_change         : 1; /* 24 */
 143
 144   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 145   unsigned char angle_change                   : 1;
 146   unsigned char subpic_stream_change           : 1;
 147   unsigned char audio_stream_change            : 1;
 148   unsigned char pause_on                       : 1;
 149   unsigned char still_off                      : 1;
 150   unsigned char button_select_or_activate      : 1;
 151   unsigned char resume                         : 1; /* 16 */
 152
 153   unsigned char chapter_menu_call              : 1; /* 15 */
 154   unsigned char angle_menu_call                : 1;
 155   unsigned char audio_menu_call                : 1;
 156   unsigned char subpic_menu_call               : 1;
 157   unsigned char root_menu_call                 : 1;
 158   unsigned char title_menu_call                : 1;
 159   unsigned char backward_scan                  : 1;
 160   unsigned char forward_scan                   : 1; /* 8 */
 161
 162   unsigned char next_pg_search                 : 1; /* 7 */
 163   unsigned char prev_or_top_pg_search          : 1;
 164   unsigned char time_or_chapter_search         : 1;
 165   unsigned char go_up                          : 1;
 166   unsigned char stop                           : 1;
 167   unsigned char title_play                     : 1;
 168   unsigned char chapter_search_or_play         : 1;
 169   unsigned char title_or_time_play             : 1; /* 0 */
 170 #else
 171   unsigned char video_pres_mode_change         : 1; /* 24 */
 172   unsigned char zero                           : 7; /* 25-31 */
 173
 174   unsigned char resume                         : 1; /* 16 */
 175   unsigned char button_select_or_activate      : 1;
 176   unsigned char still_off                      : 1;
 177   unsigned char pause_on                       : 1;
 178   unsigned char audio_stream_change            : 1;
 179   unsigned char subpic_stream_change           : 1;
 180   unsigned char angle_change                   : 1;
 181   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 182
 183   unsigned char forward_scan                   : 1; /* 8 */
 184   unsigned char backward_scan                  : 1;
 185   unsigned char title_menu_call                : 1;
 186   unsigned char root_menu_call                 : 1;
 187   unsigned char subpic_menu_call               : 1;
 188   unsigned char audio_menu_call                : 1;
 189   unsigned char angle_menu_call                : 1;
 190   unsigned char chapter_menu_call              : 1; /* 15 */
 191
 192   unsigned char title_or_time_play             : 1; /* 0 */
 193   unsigned char chapter_search_or_play         : 1;
 194   unsigned char title_play                     : 1;
 195   unsigned char stop                           : 1;
 196   unsigned char go_up                          : 1;
 197   unsigned char time_or_chapter_search         : 1;
 198   unsigned char prev_or_top_pg_search          : 1;
 199   unsigned char next_pg_search                 : 1; /* 7 */
 200 #endif
 201 } ATTRIBUTE_PACKED user_ops_t;
 202
 203 /**
 204  * Type to store per-command data.
 205  */
 206 typedef struct {
 207   uint8_t bytes[8];
 208 } ATTRIBUTE_PACKED vm_cmd_t;
 209 #define COMMAND_DATA_SIZE 8
 210
 211 /**
 212  * PCI General Information
 213  */
 214 typedef struct {
 215   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 216   uint16_t vobu_cat;        /**< 'category' of vobu */
 217   uint16_t zero1;           /**< reserved */
 218   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 219   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 220   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 221   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 222   dvd_time_t e_eltm;        /**< Cell elapsed time */
 223   char vobu_isrc[32];
 224 } ATTRIBUTE_PACKED pci_gi_t;
 225
 226 /**
 227  * Non Seamless Angle Information
 228  */
 229 typedef struct {
 230   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 231 } ATTRIBUTE_PACKED nsml_agli_t;
 232
 233 /**
 234  * Highlight General Information
 235  *
 236  * For btngrX_dsp_ty the bits have the following meaning:
 237  * 000b: normal 4/3 only buttons
 238  * XX1b: wide (16/9) buttons
 239  * X1Xb: letterbox buttons
 240  * 1XXb: pan&scan buttons
 241  */
 242 typedef struct {
 243   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 244   uint32_t hli_s_ptm;              /**< start ptm of hli */
 245   uint32_t hli_e_ptm;              /**< end ptm of hli */
 246   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 247 #ifdef WORDS_BIGENDIAN
 248   unsigned char zero1 : 2;          /**< reserved */
 249   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 250   unsigned char zero2 : 1;          /**< reserved */
 251   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 252   unsigned char zero3 : 1;          /**< reserved */
 253   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 254   unsigned char zero4 : 1;          /**< reserved */
 255   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 256 #else
 257   unsigned char btngr1_dsp_ty : 3;
 258   unsigned char zero2 : 1;
 259   unsigned char btngr_ns : 2;
 260   unsigned char zero1 : 2;
 261   unsigned char btngr3_dsp_ty : 3;
 262   unsigned char zero4 : 1;
 263   unsigned char btngr2_dsp_ty : 3;
 264   unsigned char zero3 : 1;
 265 #endif
 266   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 267   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 268   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 269   uint8_t zero5;       /**< reserved */
 270   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 271   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 272 } ATTRIBUTE_PACKED hl_gi_t;
 273
 274
 275 /**
 276  * Button Color Information Table
 277  * Each entry beeing a 32bit word that contains the color indexs and alpha
 278  * values to use.  They are all represented by 4 bit number and stored
 279  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 280  * that the indexes reference is in the PGC.
 281  * @TODO split the uint32_t into a struct
 282  */
 283 typedef struct {
 284   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 285 } ATTRIBUTE_PACKED btn_colit_t;
 286
 287 /**
 288  * Button Information
 289  *
 290  * NOTE: I've had to change the structure from the disk layout to get
 291  * the packing to work with Sun's Forte C compiler.
 292  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 293  */
 294 typedef struct {
 295 #ifdef WORDS_BIGENDIAN
 296   uint32        btn_coln         : 2;  /**< button color number */
 297   uint32        x_start          : 10; /**< x start offset within the overlay */
 298   uint32        zero1            : 2;  /**< reserved */
 299   uint32        x_end            : 10; /**< x end offset within the overlay */
 300
 301   uint32        zero3            : 2;  /**< reserved */
 302   uint32        up               : 6;  /**< button index when pressing up */
 303
 304   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 305   uint32        y_start          : 10; /**< y start offset within the overlay */
 306   uint32        zero2            : 2;  /**< reserved */
 307   uint32        y_end            : 10; /**< y end offset within the overlay */
 308
 309   uint32        zero4            : 2;  /**< reserved */
 310   uint32        down             : 6;  /**< button index when pressing down */
 311   unsigned char zero5            : 2;  /**< reserved */
 312   unsigned char left             : 6;  /**< button index when pressing left */
 313   unsigned char zero6            : 2;  /**< reserved */
 314   unsigned char right            : 6;  /**< button index when pressing right */
 315 #else
 316   uint32        x_end            : 10;
 317   uint32        zero1            : 2;
 318   uint32        x_start          : 10;
 319   uint32        btn_coln         : 2;
 320
 321   uint32        up               : 6;
 322   uint32        zero3            : 2;
 323
 324   uint32        y_end            : 10;
 325   uint32        zero2            : 2;
 326   uint32        y_start          : 10;
 327   uint32        auto_action_mode : 2;
 328
 329   uint32        down             : 6;
 330   uint32        zero4            : 2;
 331   unsigned char left             : 6;
 332   unsigned char zero5            : 2;
 333   unsigned char right            : 6;
 334   unsigned char zero6            : 2;
 335 #endif
 336   vm_cmd_t cmd;
 337 } ATTRIBUTE_PACKED btni_t;
 338
 339 /**
 340  * Highlight Information
 341  */
 342 typedef struct {
 343   hl_gi_t     hl_gi;
 344   btn_colit_t btn_colit;
 345   btni_t      btnit[36];
 346 } ATTRIBUTE_PACKED hli_t;
 347
 348 /**
 349  * PCI packet
 350  */
 351 typedef struct {
 352   pci_gi_t    pci_gi;
 353   nsml_agli_t nsml_agli;
 354   hli_t       hli;
 355   uint8_t     zero1[189];
 356 } ATTRIBUTE_PACKED pci_t;
 357
 358
 359 #if PRAGMA_PACK
 360 #pragma pack()
 361 #endif
 362 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 363
 364
 365 /**
 366  * What's between a directory and a filename?
 367  */
 368 #if defined( WIN32 )
 369     #define DIRECTORY_SEPARATOR '\\'
 370 #else
 371     #define DIRECTORY_SEPARATOR '/'
 372 #endif
 373
 374 using namespace LIBMATROSKA_NAMESPACE;
 375 using namespace std;
 376
 377 /*****************************************************************************
 378  * Module descriptor
 379  *****************************************************************************/
 380 static int  Open ( vlc_object_t * );
 381 static void Close( vlc_object_t * );
 382
 383 vlc_module_begin();
 384     set_shortname( _("Matroska") );
 385     set_description( _("Matroska stream demuxer" ) );
 386     set_capability( "demux2", 50 );
 387     set_callbacks( Open, Close );
 388     set_category( CAT_INPUT );
 389     set_subcategory( SUBCAT_INPUT_DEMUX );
 390
 391     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 392             N_("Ordered chapters"),
 393             N_("Play ordered chapters as specified in the segment"), VLC_TRUE );
 394
 395     add_bool( "mkv-use-chapter-codec", 1, NULL,
 396             N_("Chapter codecs"),
 397             N_("Use chapter codecs found in the segment"), VLC_TRUE );
 398
 399     add_bool( "mkv-seek-percent", 0, NULL,
 400             N_("Seek based on percent not time"),
 401             N_("Seek based on percent not time"), VLC_TRUE );
 402
 403     add_bool( "mkv-use-dummy", 0, NULL,
 404             N_("Dummy Elements"),
 405             N_("Read and discard unknown EBML elements (not good for broken files)"), VLC_TRUE );
 406
 407     add_shortcut( "mka" );
 408     add_shortcut( "mkv" );
 409 vlc_module_end();
 410
 411 /*****************************************************************************
 412  * Local prototypes
 413  *****************************************************************************/
 414 #ifdef HAVE_ZLIB_H
 415 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 416     int result, dstsize, n;
 417     unsigned char *dst;
 418     block_t *p_block;
 419     z_stream d_stream;
 420
 421     d_stream.zalloc = (alloc_func)0;
 422     d_stream.zfree = (free_func)0;
 423     d_stream.opaque = (voidpf)0;
 424     result = inflateInit(&d_stream);
 425     if( result != Z_OK )
 426     {
 427         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 428         return NULL;
 429     }
 430
 431     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 432     d_stream.avail_in = p_in_block->i_buffer;
 433     n = 0;
 434     p_block = block_New( p_this, 0 );
 435     dst = NULL;
 436     do
 437     {
 438         n++;
 439         p_block = block_Realloc( p_block, 0, n * 1000 );
 440         dst = (unsigned char *)p_block->p_buffer;
 441         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 442         d_stream.avail_out = 1000;
 443         result = inflate(&d_stream, Z_NO_FLUSH);
 444         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 445         {
 446             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 447             return NULL;
 448         }
 449     }
 450     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 451            ( result != Z_STREAM_END ) );
 452
 453     dstsize = d_stream.total_out;
 454     inflateEnd( &d_stream );
 455
 456     p_block = block_Realloc( p_block, 0, dstsize );
 457     p_block->i_buffer = dstsize;
 458     block_Release( p_in_block );
 459
 460     return p_block;
 461 }
 462 #endif
 463
 464 /**
 465  * Helper function to print the mkv parse tree
 466  */
 467 static void MkvTree( demux_t & demuxer, int i_level, char *psz_format, ... )
 468 {
 469     va_list args;
 470     if( i_level > 9 )
 471     {
 472         msg_Err( &demuxer, "too deep tree" );
 473         return;
 474     }
 475     va_start( args, psz_format );
 476     static char *psz_foo = "|   |   |   |   |   |   |   |   |   |";
 477     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 478     strncpy( psz_foo2, psz_foo, 4 * i_level );
 479     psz_foo2[ 4 * i_level ] = '+';
 480     psz_foo2[ 4 * i_level + 1 ] = ' ';
 481     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 482     __msg_GenericVa( VLC_OBJECT(&demuxer), VLC_MSG_DBG, "mkv", psz_foo2, args );
 483     free( psz_foo2 );
 484     va_end( args );
 485 }
 486
 487 /*****************************************************************************
 488  * Stream managment
 489  *****************************************************************************/
 490 class vlc_stream_io_callback: public IOCallback
 491 {
 492   private:
 493     stream_t       *s;
 494     vlc_bool_t     mb_eof;
 495
 496   public:
 497     vlc_stream_io_callback( stream_t * );
 498
 499     virtual uint32   read            ( void *p_buffer, size_t i_size);
 500     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 501     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 502     virtual uint64   getFilePointer  ( void );
 503     virtual void     close           ( void );
 504 };
 505
 506 /*****************************************************************************
 507  * Ebml Stream parser
 508  *****************************************************************************/
 509 class EbmlParser
 510 {
 511   public:
 512     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 513     virtual ~EbmlParser( void );
 514
 515     void Up( void );
 516     void Down( void );
 517     void Reset( demux_t *p_demux );
 518     EbmlElement *Get( void );
 519     void        Keep( void );
 520     void        UnGet( uint64 i_restart_pos );
 521
 522     int GetLevel( void );
 523
 524   private:
 525     EbmlStream  *m_es;
 526     int         mi_level;
 527     EbmlElement *m_el[10];
 528     int64_t      mi_remain_size[10];
 529
 530     EbmlElement *m_got;
 531
 532     int         mi_user_level;
 533     vlc_bool_t  mb_keep;
 534     vlc_bool_t  mb_dummy;
 535 };
 536
 537
 538 /*****************************************************************************
 539  * Some functions to manipulate memory
 540  *****************************************************************************/
 541 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 542 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 543 {
 544     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 545 }
 546
 547 /*****************************************************************************
 548  * definitions of structures and functions used by this plugins
 549  *****************************************************************************/
 550 typedef struct
 551 {
 552     vlc_bool_t   b_default;
 553     vlc_bool_t   b_enabled;
 554     unsigned int i_number;
 555
 556     int          i_extra_data;
 557     uint8_t      *p_extra_data;
 558
 559     char         *psz_codec;
 560
 561     uint64_t     i_default_duration;
 562     float        f_timecodescale;
 563
 564     /* video */
 565     es_format_t fmt;
 566     float       f_fps;
 567     es_out_id_t *p_es;
 568
 569     vlc_bool_t      b_inited;
 570     /* data to be send first */
 571     int             i_data_init;
 572     uint8_t         *p_data_init;
 573
 574     /* hack : it's for seek */
 575     vlc_bool_t      b_search_keyframe;
 576     vlc_bool_t      b_silent;
 577
 578     /* informative */
 579     char         *psz_codec_name;
 580     char         *psz_codec_settings;
 581     char         *psz_codec_info_url;
 582     char         *psz_codec_download_url;
 583
 584     /* encryption/compression */
 585     int           i_compression_type;
 586
 587 } mkv_track_t;
 588
 589 typedef struct
 590 {
 591     int     i_track;
 592     int     i_block_number;
 593
 594     int64_t i_position;
 595     int64_t i_time;
 596
 597     vlc_bool_t b_key;
 598 } mkv_index_t;
 599
 600 class demux_sys_t;
 601
 602 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 603 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 604 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 605 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 606 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 607 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 608 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 609
 610 class chapter_codec_cmds_c
 611 {
 612 public:
 613     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 614     :p_private_data(NULL)
 615     ,i_codec_id( codec_id )
 616     ,sys( demuxer )
 617     {}
 618
 619     virtual ~chapter_codec_cmds_c()
 620     {
 621         delete p_private_data;
 622         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 623         while ( indexe != enter_cmds.end() )
 624         {
 625             delete (*indexe);
 626             indexe++;
 627         }
 628         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 629         while ( indexl != leave_cmds.end() )
 630         {
 631             delete (*indexl);
 632             indexl++;
 633         }
 634         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 635         while ( indexd != during_cmds.end() )
 636         {
 637             delete (*indexd);
 638             indexd++;
 639         }
 640     }
 641
 642     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 643     {
 644         p_private_data = new KaxChapterProcessPrivate( private_data );
 645     }
 646
 647     void AddCommand( const KaxChapterProcessCommand & command );
 648
 649     /// \return wether the codec has seeked in the files or not
 650     virtual bool Enter() { return false; }
 651     virtual bool Leave() { return false; }
 652     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 653     virtual int16 GetTitleNumber() { return -1; }
 654
 655     KaxChapterProcessPrivate *p_private_data;
 656
 657 protected:
 658     std::vector<KaxChapterProcessData*> enter_cmds;
 659     std::vector<KaxChapterProcessData*> during_cmds;
 660     std::vector<KaxChapterProcessData*> leave_cmds;
 661
 662     int i_codec_id;
 663     demux_sys_t & sys;
 664 };
 665
 666 class dvd_command_interpretor_c
 667 {
 668 public:
 669     dvd_command_interpretor_c( demux_sys_t & demuxer )
 670     :sys( demuxer )
 671     {
 672         memset( p_PRMs, 0, sizeof(p_PRMs) );
 673         p_PRMs[ 0x80 + 1 ] = 15;
 674         p_PRMs[ 0x80 + 2 ] = 62;
 675         p_PRMs[ 0x80 + 3 ] = 1;
 676         p_PRMs[ 0x80 + 4 ] = 1;
 677         p_PRMs[ 0x80 + 7 ] = 1;
 678         p_PRMs[ 0x80 + 8 ] = 1;
 679         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 680         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 681     }
 682
 683     bool Interpret( const binary * p_command, size_t i_size = 8 );
 684
 685     uint16 GetPRM( size_t index ) const
 686     {
 687         if ( index < 256 )
 688             return p_PRMs[ index ];
 689         else return 0;
 690     }
 691
 692     uint16 GetGPRM( size_t index ) const
 693     {
 694         if ( index >= 0 && index < 16 )
 695             return p_PRMs[ index ];
 696         else return 0;
 697     }
 698
 699     uint16 GetSPRM( size_t index ) const
 700     {
 701         // 21,22,23 reserved for future use
 702         if ( index >= 0x80 && index < 0x95 )
 703             return p_PRMs[ index ];
 704         else return 0;
 705     }
 706
 707     bool SetPRM( size_t index, uint16 value )
 708     {
 709         if ( index >= 0 && index < 16 )
 710         {
 711             p_PRMs[ index ] = value;
 712             return true;
 713         }
 714         return false;
 715     }
 716
 717     bool SetGPRM( size_t index, uint16 value )
 718     {
 719         if ( index >= 0 && index < 16 )
 720         {
 721             p_PRMs[ index ] = value;
 722             return true;
 723         }
 724         return false;
 725     }
 726
 727     bool SetSPRM( size_t index, uint16 value )
 728     {
 729         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 730         {
 731             p_PRMs[ index ] = value;
 732             return true;
 733         }
 734         return false;
 735     }
 736
 737 protected:
 738     std::string GetRegTypeName( bool b_value, uint16 value ) const
 739     {
 740         std::string result;
 741         char s_value[6], s_reg_value[6];
 742         sprintf( s_value, "%.5d", value );
 743
 744         if ( b_value )
 745         {
 746             result = "value (";
 747             result += s_value;
 748             result += ")";
 749         }
 750         else if ( value < 0x80 )
 751         {
 752             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 753             result = "GPreg[";
 754             result += s_value;
 755             result += "] (";
 756             result += s_reg_value;
 757             result += ")";
 758         }
 759         else
 760         {
 761             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 762             result = "SPreg[";
 763             result += s_value;
 764             result += "] (";
 765             result += s_reg_value;
 766             result += ")";
 767         }
 768         return result;
 769     }
 770
 771     uint16       p_PRMs[256];
 772     demux_sys_t  & sys;
 773
 774     // DVD command IDs
 775
 776     // Tests
 777     // wether the test has to be positive or not
 778     static const uint16 CMD_DVD_IF_NOT              = 0x10;
 779     // wether it's a comparison on the value or register
 780     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 781     static const uint16 CMD_DVD_IF_GPREG_AND        = (0 << 5);
 782     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (1 << 5);
 783     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (2 << 5);
 784     static const uint16 CMD_DVD_IF_GPREG_INF        = (3 << 5);
 785
 786     static const uint16 CMD_DVD_NOP                    = 0x0000;
 787     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 788     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 789     // Links
 790     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 791     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 792     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 793     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 794     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 795     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 796     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 797     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 798     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 799     //
 800     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 801     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 802     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 803     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 804     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 805     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 806     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 807     // Operations
 808     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 809     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 810     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 811     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 812     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 813     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 814
 815     // callbacks when browsing inside CodecPrivate
 816     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 817     static bool MatchIsVMG        ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 818     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 819     static bool MatchVTSMNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 820     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 821     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 822     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 823     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 824     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 825 };
 826
 827 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 828 {
 829 public:
 830     dvd_chapter_codec_c( demux_sys_t & sys )
 831     :chapter_codec_cmds_c( sys, 1 )
 832     {}
 833
 834     bool Enter();
 835     bool Leave();
 836     std::string GetCodecName( bool f_for_title = false ) const;
 837     int16 GetTitleNumber();
 838 };
 839
 840 class matroska_script_interpretor_c
 841 {
 842 public:
 843     matroska_script_interpretor_c( demux_sys_t & demuxer )
 844     :sys( demuxer )
 845     {}
 846
 847     bool Interpret( const binary * p_command, size_t i_size );
 848
 849     // DVD command IDs
 850     static const std::string CMD_MS_GOTO_AND_PLAY;
 851
 852 protected:
 853     demux_sys_t  & sys;
 854 };
 855
 856 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 857
 858
 859 class matroska_script_codec_c : public chapter_codec_cmds_c
 860 {
 861 public:
 862     matroska_script_codec_c( demux_sys_t & sys )
 863     :chapter_codec_cmds_c( sys, 0 )
 864     ,interpretor( sys )
 865     {}
 866
 867     bool Enter();
 868     bool Leave();
 869
 870 protected:
 871     matroska_script_interpretor_c interpretor;
 872 };
 873
 874 class chapter_translation_c
 875 {
 876 public:
 877     chapter_translation_c()
 878         :p_translated(NULL)
 879     {}
 880
 881     ~chapter_translation_c()
 882     {
 883         delete p_translated;
 884     }
 885
 886     KaxChapterTranslateID  *p_translated;
 887     unsigned int           codec_id;
 888     std::vector<uint64_t>  editions;
 889 };
 890
 891 class chapter_item_c
 892 {
 893 public:
 894     chapter_item_c()
 895     :i_start_time(0)
 896     ,i_end_time(-1)
 897     ,i_user_start_time(-1)
 898     ,i_user_end_time(-1)
 899     ,i_seekpoint_num(-1)
 900     ,b_display_seekpoint(true)
 901     ,b_user_display(false)
 902     ,psz_parent(NULL)
 903     ,b_is_leaving(false)
 904     {}
 905
 906     virtual ~chapter_item_c()
 907     {
 908         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 909         while ( index != codecs.end() )
 910         {
 911             delete (*index);
 912             index++;
 913         }
 914         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 915         while ( index_ != sub_chapters.end() )
 916         {
 917             delete (*index_);
 918             index_++;
 919         }
 920     }
 921
 922     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 923     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 924     chapter_item_c * FindTimecode( mtime_t i_timecode );
 925     void Append( const chapter_item_c & edition );
 926     chapter_item_c * FindChapter( int64_t i_find_uid );
 927     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 928                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 929                                     const void *p_cookie,
 930                                     size_t i_cookie_size );
 931     std::string                 GetCodecName( bool f_for_title = false ) const;
 932     bool                        ParentOf( const chapter_item_c & item ) const;
 933     int16                       GetTitleNumber( ) const;
 934
 935     int64_t                     i_start_time, i_end_time;
 936     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 937     std::vector<chapter_item_c*> sub_chapters;
 938     int                         i_seekpoint_num;
 939     int64_t                     i_uid;
 940     bool                        b_display_seekpoint;
 941     bool                        b_user_display;
 942     std::string                 psz_name;
 943     chapter_item_c              *psz_parent;
 944     bool                        b_is_leaving;
 945
 946     std::vector<chapter_codec_cmds_c*> codecs;
 947
 948     bool operator<( const chapter_item_c & item ) const
 949     {
 950         return ( i_user_start_time < item.i_user_start_time || (i_user_start_time == item.i_user_start_time && i_user_end_time < item.i_user_end_time) );
 951     }
 952
 953     bool Enter( bool b_do_subchapters );
 954     bool Leave( bool b_do_subchapters );
 955     bool EnterAndLeave( chapter_item_c *p_item, bool b_enter = true );
 956 };
 957
 958 class chapter_edition_c : public chapter_item_c
 959 {
 960 public:
 961     chapter_edition_c()
 962     :b_ordered(false)
 963     {}
 964
 965     void RefreshChapters( );
 966     mtime_t Duration() const;
 967     std::string GetMainName() const;
 968
 969     bool                        b_ordered;
 970 };
 971
 972 class matroska_segment_c
 973 {
 974 public:
 975     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
 976         :segment(NULL)
 977         ,es(estream)
 978         ,i_timescale(MKVD_TIMECODESCALE)
 979         ,i_duration(-1)
 980         ,i_start_time(0)
 981         ,i_cues_position(-1)
 982         ,i_chapters_position(-1)
 983         ,i_tags_position(-1)
 984         ,cluster(NULL)
 985         ,i_start_pos(0)
 986         ,p_segment_uid(NULL)
 987         ,p_prev_segment_uid(NULL)
 988         ,p_next_segment_uid(NULL)
 989         ,b_cues(VLC_FALSE)
 990         ,i_index(0)
 991         ,i_index_max(1024)
 992         ,psz_muxing_application(NULL)
 993         ,psz_writing_application(NULL)
 994         ,psz_segment_filename(NULL)
 995         ,psz_title(NULL)
 996         ,psz_date_utc(NULL)
 997         ,i_default_edition(0)
 998         ,sys(demuxer)
 999         ,ep(NULL)
1000         ,b_preloaded(false)
1001     {
1002         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1003     }
1004
1005     virtual ~matroska_segment_c()
1006     {
1007         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1008         {
1009             if( tracks[i_track]->fmt.psz_description )
1010             {
1011                 free( tracks[i_track]->fmt.psz_description );
1012             }
1013 /*            if( tracks[i_track]->psz_codec )
1014             {
1015                 free( tracks[i_track]->psz_codec );
1016             }
1017             if( tracks[i_track]->fmt.psz_language )
1018             {
1019                 free( tracks[i_track]->fmt.psz_language );
1020             }*/
1021             delete tracks[i_track];
1022         }
1023
1024         if( psz_writing_application )
1025         {
1026             free( psz_writing_application );
1027         }
1028         if( psz_muxing_application )
1029         {
1030             free( psz_muxing_application );
1031         }
1032         if( psz_segment_filename )
1033         {
1034             free( psz_segment_filename );
1035         }
1036         if( psz_title )
1037         {
1038             free( psz_title );
1039         }
1040         if( psz_date_utc )
1041         {
1042             free( psz_date_utc );
1043         }
1044         if ( p_indexes )
1045             free( p_indexes );
1046
1047         delete ep;
1048         delete p_segment_uid;
1049         delete p_prev_segment_uid;
1050         delete p_next_segment_uid;
1051
1052         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1053         while ( index != stored_editions.end() )
1054         {
1055             delete (*index);
1056             index++;
1057         }
1058         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1059         while ( indext != translations.end() )
1060         {
1061             delete (*indext);
1062             indext++;
1063         }
1064     }
1065
1066     KaxSegment              *segment;
1067     EbmlStream              & es;
1068
1069     /* time scale */
1070     uint64_t                i_timescale;
1071
1072     /* duration of the segment */
1073     mtime_t                 i_duration;
1074     mtime_t                 i_start_time;
1075
1076     /* all tracks */
1077     std::vector<mkv_track_t*> tracks;
1078
1079     /* from seekhead */
1080     int64_t                 i_cues_position;
1081     int64_t                 i_chapters_position;
1082     int64_t                 i_tags_position;
1083
1084     KaxCluster              *cluster;
1085     int64_t                 i_start_pos;
1086     KaxSegmentUID           *p_segment_uid;
1087     KaxPrevUID              *p_prev_segment_uid;
1088     KaxNextUID              *p_next_segment_uid;
1089
1090     vlc_bool_t              b_cues;
1091     int                     i_index;
1092     int                     i_index_max;
1093     mkv_index_t             *p_indexes;
1094
1095     /* info */
1096     char                    *psz_muxing_application;
1097     char                    *psz_writing_application;
1098     char                    *psz_segment_filename;
1099     char                    *psz_title;
1100     char                    *psz_date_utc;
1101
1102     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1103     /* when you remove this variable the compiler issues an atomicity error */
1104     /* this variable only works when using std::vector<chapter_edition_c> */
1105     std::vector<chapter_edition_c*> stored_editions;
1106     int                             i_default_edition;
1107
1108     std::vector<chapter_translation_c*> translations;
1109     std::vector<KaxSegmentFamily>  families;
1110
1111     demux_sys_t                    & sys;
1112     EbmlParser                     *ep;
1113     bool                           b_preloaded;
1114
1115     bool Preload( );
1116     bool PreloadFamily( const matroska_segment_c & segment );
1117     void ParseInfo( KaxInfo *info );
1118     void ParseChapters( KaxChapters *chapters );
1119     void ParseSeekHead( KaxSeekHead *seekhead );
1120     void ParseTracks( KaxTracks *tracks );
1121     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1122     void ParseTrackEntry( KaxTrackEntry *m );
1123     void ParseCluster( );
1124     void IndexAppendCluster( KaxCluster *cluster );
1125     void LoadCues( );
1126     void LoadTags( );
1127     void InformationCreate( );
1128     void Seek( mtime_t i_date, mtime_t i_time_offset );
1129     int BlockGet( KaxBlock * & pp_block, uint64 & i_cuepos, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration );
1130     bool Select( mtime_t i_start_time );
1131     void UnSelect( );
1132
1133     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1134 };
1135
1136 // class holding hard-linked segment together in the playback order
1137 class virtual_segment_c
1138 {
1139 public:
1140     virtual_segment_c( matroska_segment_c *p_segment )
1141         :p_editions(NULL)
1142         ,i_sys_title(0)
1143         ,i_current_segment(0)
1144         ,i_current_edition(-1)
1145         ,psz_current_chapter(NULL)
1146     {
1147         linked_segments.push_back( p_segment );
1148
1149         AppendUID( p_segment->p_segment_uid );
1150         AppendUID( p_segment->p_prev_segment_uid );
1151         AppendUID( p_segment->p_next_segment_uid );
1152     }
1153
1154     void Sort();
1155     size_t AddSegment( matroska_segment_c *p_segment );
1156     void PreloadLinked( );
1157     mtime_t Duration( ) const;
1158     void LoadCues( );
1159     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1160
1161     inline chapter_edition_c *Edition()
1162     {
1163         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1164             return (*p_editions)[i_current_edition];
1165         return NULL;
1166     }
1167
1168     matroska_segment_c * Segment() const
1169     {
1170         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1171             return NULL;
1172         return linked_segments[i_current_segment];
1173     }
1174
1175     inline chapter_item_c *CurrentChapter() {
1176         return psz_current_chapter;
1177     }
1178
1179     bool SelectNext()
1180     {
1181         if ( i_current_segment < linked_segments.size()-1 )
1182         {
1183             i_current_segment++;
1184             return true;
1185         }
1186         return false;
1187     }
1188
1189     bool FindUID( KaxSegmentUID & uid ) const
1190     {
1191         for ( size_t i=0; i<linked_uids.size(); i++ )
1192         {
1193             if ( linked_uids[i] == uid )
1194                 return true;
1195         }
1196         return false;
1197     }
1198
1199     bool UpdateCurrentToChapter( demux_t & demux );
1200     void PrepareChapters( );
1201
1202     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1203                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1204                                         const void *p_cookie,
1205                                         size_t i_cookie_size );
1206     chapter_item_c *FindChapter( int64_t i_find_uid );
1207
1208     std::vector<chapter_edition_c*>  *p_editions;
1209     int                              i_sys_title;
1210
1211 protected:
1212     std::vector<matroska_segment_c*> linked_segments;
1213     std::vector<KaxSegmentUID>       linked_uids;
1214     size_t                           i_current_segment;
1215
1216     int                              i_current_edition;
1217     chapter_item_c                   *psz_current_chapter;
1218
1219     void                             AppendUID( const EbmlBinary * UID );
1220 };
1221
1222 class matroska_stream_c
1223 {
1224 public:
1225     matroska_stream_c( demux_sys_t & demuxer )
1226         :p_in(NULL)
1227         ,p_es(NULL)
1228         ,sys(demuxer)
1229     {}
1230
1231     virtual ~matroska_stream_c()
1232     {
1233         delete p_in;
1234         delete p_es;
1235     }
1236
1237     IOCallback         *p_in;
1238     EbmlStream         *p_es;
1239
1240     std::vector<matroska_segment_c*> segments;
1241
1242     demux_sys_t                      & sys;
1243 };
1244
1245 typedef struct
1246 {
1247     VLC_COMMON_MEMBERS
1248
1249     demux_t        *p_demux;
1250     vlc_mutex_t     lock;
1251
1252     vlc_bool_t      b_moved;
1253     vlc_bool_t      b_clicked;
1254     vlc_bool_t      b_key;
1255
1256 } event_thread_t;
1257
1258 class demux_sys_t
1259 {
1260 public:
1261     demux_sys_t( demux_t & demux )
1262         :demuxer(demux)
1263         ,i_pts(0)
1264         ,i_start_pts(0)
1265         ,i_chapter_time(0)
1266         ,meta(NULL)
1267         ,i_current_title(0)
1268         ,p_current_segment(NULL)
1269         ,dvd_interpretor( *this )
1270         ,f_duration(-1.0)
1271         ,b_ui_hooked(false)
1272         ,p_input(NULL)
1273         ,b_pci_packet_set(false)
1274         ,p_ev(NULL)
1275     {
1276         vlc_mutex_init( &demuxer, &lock_demuxer );
1277     }
1278
1279     virtual ~demux_sys_t()
1280     {
1281         StopUiThread();
1282         size_t i;
1283         for ( i=0; i<streams.size(); i++ )
1284             delete streams[i];
1285         for ( i=0; i<opened_segments.size(); i++ )
1286             delete opened_segments[i];
1287         for ( i=0; i<used_segments.size(); i++ )
1288             delete used_segments[i];
1289         vlc_mutex_destroy( &lock_demuxer );
1290     }
1291
1292     /* current data */
1293     demux_t                 & demuxer;
1294
1295     mtime_t                 i_pts;
1296     mtime_t                 i_start_pts;
1297     mtime_t                 i_chapter_time;
1298
1299     vlc_meta_t              *meta;
1300
1301     std::vector<input_title_t*>      titles; // matroska editions
1302     size_t                           i_current_title;
1303
1304     std::vector<matroska_stream_c*>  streams;
1305     std::vector<matroska_segment_c*> opened_segments;
1306     std::vector<virtual_segment_c*>  used_segments;
1307     virtual_segment_c                *p_current_segment;
1308
1309     dvd_command_interpretor_c        dvd_interpretor;
1310
1311     /* duration of the stream */
1312     float                   f_duration;
1313
1314     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1315     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1316                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1317                                         const void *p_cookie,
1318                                         size_t i_cookie_size,
1319                                         virtual_segment_c * & p_segment_found );
1320     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1321
1322     void PreloadFamily( const matroska_segment_c & of_segment );
1323     void PreloadLinked( matroska_segment_c *p_segment );
1324     bool PreparePlayback( virtual_segment_c *p_new_segment );
1325     matroska_stream_c *AnalyseAllSegmentsFound( EbmlStream *p_estream );
1326     void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1327
1328     void StartUiThread();
1329     void StopUiThread();
1330     bool b_ui_hooked;
1331     inline void SwapButtons();
1332
1333     /* for spu variables */
1334     input_thread_t *p_input;
1335     pci_t          pci_packet;
1336     bool           b_pci_packet_set;
1337     uint8_t        alpha[4];
1338     vlc_mutex_t    lock_demuxer;
1339
1340     /* event */
1341     event_thread_t *p_ev;
1342     static int EventThread( vlc_object_t *p_this );
1343     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1344                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1345     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1346                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1347
1348
1349
1350 protected:
1351     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1352     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1353 };
1354
1355 static int  Demux  ( demux_t * );
1356 static int  Control( demux_t *, int, va_list );
1357 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1358
1359 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1360
1361 static char *UTF8ToStr          ( const UTFstring &u );
1362
1363 /*****************************************************************************
1364  * Open: initializes matroska demux structures
1365  *****************************************************************************/
1366 static int Open( vlc_object_t * p_this )
1367 {
1368     demux_t            *p_demux = (demux_t*)p_this;
1369     demux_sys_t        *p_sys;
1370     matroska_stream_c  *p_stream;
1371     matroska_segment_c *p_segment;
1372     uint8_t            *p_peek;
1373     std::string        s_path, s_filename;
1374     vlc_stream_io_callback *p_io_callback;
1375     EbmlStream         *p_io_stream;
1376
1377     /* peek the begining */
1378     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1379
1380     /* is a valid file */
1381     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1382         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1383
1384     /* Set the demux function */
1385     p_demux->pf_demux   = Demux;
1386     p_demux->pf_control = Control;
1387     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1388
1389     p_io_callback = new vlc_stream_io_callback( p_demux->s );
1390     p_io_stream = new EbmlStream( *p_io_callback );
1391
1392     if( p_io_stream == NULL )
1393     {
1394         msg_Err( p_demux, "failed to create EbmlStream" );
1395         delete p_io_callback;
1396         delete p_sys;
1397         return VLC_EGENERIC;
1398     }
1399
1400     p_stream = p_sys->AnalyseAllSegmentsFound( p_io_stream );
1401     if( p_stream == NULL )
1402     {
1403         msg_Err( p_demux, "cannot find KaxSegment" );
1404         goto error;
1405     }
1406     p_sys->streams.push_back( p_stream );
1407
1408     p_stream->p_in = p_io_callback;
1409     p_stream->p_es = p_io_stream;
1410
1411     for (size_t i=0; i<p_stream->segments.size(); i++)
1412     {
1413         p_stream->segments[i]->Preload();
1414     }
1415
1416     p_segment = p_stream->segments[0];
1417     if( p_segment->cluster != NULL )
1418     {
1419         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1420
1421         // reset the stream reading to the first cluster of the segment used
1422         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1423     }
1424
1425     /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1426     if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1427     {
1428         // assume it's a regular file
1429         // get the directory path
1430         s_path = p_demux->psz_path;
1431         if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1432         {
1433             s_path = s_path.substr(0,s_path.length()-1);
1434         }
1435         else
1436         {
1437             if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1438             {
1439                 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1440             }
1441         }
1442
1443         struct dirent *p_file_item;
1444         DIR *p_src_dir = opendir(s_path.c_str());
1445
1446         if (p_src_dir != NULL)
1447         {
1448             while ((p_file_item = (dirent *) readdir(p_src_dir)))
1449             {
1450                 if (strlen(p_file_item->d_name) > 4)
1451                 {
1452                     s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
1453
1454                     if (!s_filename.compare(p_demux->psz_path))
1455                         continue; // don't reuse the original opened file
1456
1457 #if defined(__GNUC__) && (__GNUC__ < 3)
1458                     if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1459                         !s_filename.compare("mka", s_filename.length() - 3, 3))
1460 #else
1461                     if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1462                         !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1463 #endif
1464                     {
1465                         // test wether this file belongs to the our family
1466                         StdIOCallback *p_file_io = new StdIOCallback(s_filename.c_str(), MODE_READ);
1467                         EbmlStream *p_estream = new EbmlStream(*p_file_io);
1468
1469                         p_stream = p_sys->AnalyseAllSegmentsFound( p_estream );
1470                         if ( p_stream == NULL )
1471                         {
1472                             msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1473                             delete p_estream;
1474                             delete p_file_io;
1475                         }
1476                         else
1477                         {
1478                             p_stream->p_in = p_file_io;
1479                             p_stream->p_es = p_estream;
1480                             p_sys->streams.push_back( p_stream );
1481                         }
1482                     }
1483                 }
1484             }
1485             closedir( p_src_dir );
1486         }
1487     }
1488
1489     p_sys->PreloadFamily( *p_segment );
1490     p_sys->PreloadLinked( p_segment );
1491     if ( !p_sys->PreparePlayback( NULL ) )
1492     {
1493         msg_Err( p_demux, "cannot use the segment" );
1494         goto error;
1495     }
1496
1497     p_sys->StartUiThread();
1498
1499     return VLC_SUCCESS;
1500
1501 error:
1502     delete p_sys;
1503     return VLC_EGENERIC;
1504 }
1505
1506 /*****************************************************************************
1507  * Close: frees unused data
1508  *****************************************************************************/
1509 static void Close( vlc_object_t *p_this )
1510 {
1511     demux_t     *p_demux = (demux_t*)p_this;
1512     demux_sys_t *p_sys   = p_demux->p_sys;
1513
1514     delete p_sys;
1515 }
1516
1517 /*****************************************************************************
1518  * Control:
1519  *****************************************************************************/
1520 static int Control( demux_t *p_demux, int i_query, va_list args )
1521 {
1522     demux_sys_t        *p_sys = p_demux->p_sys;
1523     int64_t     *pi64;
1524     double      *pf, f;
1525     int         i_skp;
1526     size_t      i_idx;
1527
1528     vlc_meta_t **pp_meta;
1529
1530     switch( i_query )
1531     {
1532         case DEMUX_GET_META:
1533             pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1534             *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1535             return VLC_SUCCESS;
1536
1537         case DEMUX_GET_LENGTH:
1538             pi64 = (int64_t*)va_arg( args, int64_t * );
1539             if( p_sys->f_duration > 0.0 )
1540             {
1541                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1542                 return VLC_SUCCESS;
1543             }
1544             return VLC_EGENERIC;
1545
1546         case DEMUX_GET_POSITION:
1547             pf = (double*)va_arg( args, double * );
1548             if ( p_sys->f_duration > 0.0 )
1549                 *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);
1550             return VLC_SUCCESS;
1551
1552         case DEMUX_SET_POSITION:
1553             f = (double)va_arg( args, double );
1554             Seek( p_demux, -1, f, NULL );
1555             return VLC_SUCCESS;
1556
1557         case DEMUX_GET_TIME:
1558             pi64 = (int64_t*)va_arg( args, int64_t * );
1559             *pi64 = p_sys->i_pts;
1560             return VLC_SUCCESS;
1561
1562         case DEMUX_GET_TITLE_INFO:
1563             if( p_sys->titles.size() )
1564             {
1565                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1566                 int *pi_int    = (int*)va_arg( args, int* );
1567
1568                 *pi_int = p_sys->titles.size();
1569                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1570
1571                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1572                 {
1573                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1574                 }
1575
1576                 return VLC_SUCCESS;
1577             }
1578             return VLC_EGENERIC;
1579
1580         case DEMUX_SET_TITLE:
1581             /* TODO handle editions as titles */
1582             i_idx = (int)va_arg( args, int );
1583             if( i_idx < p_sys->used_segments.size() )
1584             {
1585                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1586                 return VLC_SUCCESS;
1587             }
1588             return VLC_EGENERIC;
1589
1590         case DEMUX_SET_SEEKPOINT:
1591             i_skp = (int)va_arg( args, int );
1592
1593             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1594             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1595             {
1596                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1597                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1598                 p_demux->info.i_seekpoint = i_skp;
1599                 return VLC_SUCCESS;
1600             }
1601             return VLC_EGENERIC;
1602
1603         case DEMUX_SET_TIME:
1604         case DEMUX_GET_FPS:
1605         default:
1606             return VLC_EGENERIC;
1607     }
1608 }
1609
1610 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, uint64 & i_cuepos, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1611 {
1612     pp_block = NULL;
1613     i_cuepos = 0;
1614     *pi_ref1  = -1;
1615     *pi_ref2  = -1;
1616
1617     for( ;; )
1618     {
1619         EbmlElement *el;
1620         int         i_level;
1621
1622         if ( ep == NULL )
1623             return VLC_EGENERIC;
1624
1625         el = ep->Get();
1626         i_level = ep->GetLevel();
1627
1628         if( el == NULL && pp_block != NULL )
1629         {
1630             /* update the index */
1631 #define idx p_indexes[i_index - 1]
1632             if( i_index > 0 && idx.i_time == -1 )
1633             {
1634                 idx.i_time        = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1635                 idx.b_key         = *pi_ref1 == -1 ? VLC_TRUE : VLC_FALSE;
1636             }
1637 #undef idx
1638             return VLC_SUCCESS;
1639         }
1640
1641         if( el == NULL )
1642         {
1643             if( ep->GetLevel() > 1 )
1644             {
1645                 ep->Up();
1646                 continue;
1647             }
1648             msg_Warn( &sys.demuxer, "EOF" );
1649             return VLC_EGENERIC;
1650         }
1651
1652         /* do parsing */
1653         switch ( i_level )
1654         {
1655         case 1:
1656             if( MKV_IS_ID( el, KaxCluster ) )
1657             {
1658                 cluster = (KaxCluster*)el;
1659
1660                 /* add it to the index */
1661                 if( i_index == 0 ||
1662                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1663                 {
1664                     IndexAppendCluster( cluster );
1665                 }
1666
1667                 // reset silent tracks
1668                 for (size_t i=0; i<tracks.size(); i++)
1669                 {
1670                     tracks[i]->b_silent = VLC_FALSE;
1671                 }
1672
1673                 ep->Down();
1674             }
1675             else if( MKV_IS_ID( el, KaxCues ) )
1676             {
1677                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1678                 return VLC_EGENERIC;
1679             }
1680             else
1681             {
1682                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1683             }
1684             break;
1685         case 2:
1686             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1687             {
1688                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1689
1690                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1691                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1692             }
1693             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1694             {
1695                 ep->Down();
1696             }
1697             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1698             {
1699                 i_cuepos = el->GetElementPosition();
1700                 ep->Down();
1701             }
1702             break;
1703         case 3:
1704             if( MKV_IS_ID( el, KaxBlock ) )
1705             {
1706                 pp_block = (KaxBlock*)el;
1707
1708                 pp_block->ReadData( es.I_O() );
1709                 pp_block->SetParent( *cluster );
1710
1711                 ep->Keep();
1712             }
1713             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1714             {
1715                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1716
1717                 dur.ReadData( es.I_O() );
1718                 *pi_duration = uint64( dur );
1719             }
1720             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1721             {
1722                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1723
1724                 ref.ReadData( es.I_O() );
1725                 if( *pi_ref1 == -1 )
1726                 {
1727                     *pi_ref1 = int64( ref );
1728                 }
1729                 else
1730                 {
1731                     *pi_ref2 = int64( ref );
1732                 }
1733             }
1734             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1735             {
1736                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1737                 track_num.ReadData( es.I_O() );
1738                 // find the track
1739                 for (size_t i=0; i<tracks.size(); i++)
1740                 {
1741                     if ( tracks[i]->i_number == uint32(track_num))
1742                     {
1743                         tracks[i]->b_silent = VLC_TRUE;
1744                         break;
1745                     }
1746                 }
1747             }
1748             break;
1749         default:
1750             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1751             return VLC_EGENERIC;
1752         }
1753     }
1754 }
1755
1756 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1757 {
1758     block_t *p_block;
1759     if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1760     memcpy( p_block->p_buffer, p_mem, i_mem );
1761     //p_block->i_rate = p_input->stream.control.i_rate;
1762     return p_block;
1763 }
1764
1765 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1766                          mtime_t i_duration )
1767 {
1768     demux_sys_t        *p_sys = p_demux->p_sys;
1769     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1770
1771     size_t          i_track;
1772     unsigned int    i;
1773     vlc_bool_t      b;
1774
1775 #define tk  p_segment->tracks[i_track]
1776     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1777     {
1778         if( tk->i_number == block->TrackNum() )
1779         {
1780             break;
1781         }
1782     }
1783
1784     if( i_track >= p_segment->tracks.size() )
1785     {
1786         msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1787         return;
1788     }
1789     if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1790     {
1791         msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1792         return;
1793     }
1794     if( i_pts < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1795     {
1796         return; /* discard audio packets that shouldn't be rendered */
1797     }
1798
1799     if ( tk->fmt.i_cat != NAV_ES )
1800     {
1801         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1802
1803         if( !b )
1804         {
1805             tk->b_inited = VLC_FALSE;
1806             return;
1807         }
1808     }
1809
1810
1811     /* First send init data */
1812     if( !tk->b_inited && tk->i_data_init > 0 )
1813     {
1814         block_t *p_init;
1815
1816         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1817         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init );
1818         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1819     }
1820     tk->b_inited = VLC_TRUE;
1821
1822
1823     for( i = 0; i < block->NumberFrames(); i++ )
1824     {
1825         block_t *p_block;
1826         DataBuffer &data = block->GetBuffer(i);
1827
1828         p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1829
1830         if( p_block == NULL )
1831         {
1832             break;
1833         }
1834
1835 #if defined(HAVE_ZLIB_H)
1836         if( tk->i_compression_type )
1837         {
1838             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1839         }
1840 #endif
1841
1842         if ( tk->fmt.i_cat == NAV_ES )
1843         {
1844             // TODO handle the start/stop times of this packet
1845             if ( p_sys->b_ui_hooked )
1846             {
1847                 vlc_mutex_lock( &p_sys->p_ev->lock );
1848                 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1849                 p_sys->SwapButtons();
1850                 p_sys->b_pci_packet_set = true;
1851                 vlc_mutex_unlock( &p_sys->p_ev->lock );
1852                 block_Release( p_block );
1853             }
1854             return;
1855         }
1856         // TODO implement correct timestamping when B frames are used
1857         if( tk->fmt.i_cat != VIDEO_ES )
1858         {
1859             p_block->i_dts = p_block->i_pts = i_pts;
1860         }
1861         else
1862         {
1863             p_block->i_dts = i_pts;
1864             p_block->i_pts = 0;
1865         }
1866
1867         if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
1868         {
1869             p_block->i_length = i_duration * 1000;
1870         }
1871
1872         es_out_Send( p_demux->out, tk->p_es, p_block );
1873
1874         /* use time stamp only for first block */
1875         i_pts = 0;
1876     }
1877
1878 #undef tk
1879 }
1880
1881 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( EbmlStream *p_estream )
1882 {
1883     int i_upper_lvl = 0;
1884     size_t i;
1885     EbmlElement *p_l0, *p_l1, *p_l2;
1886     bool b_keep_stream = false, b_keep_segment;
1887
1888     // verify the EBML Header
1889     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
1890     if (p_l0 == NULL)
1891     {
1892         return NULL;
1893     }
1894     p_l0->SkipData(*p_estream, EbmlHead_Context);
1895     delete p_l0;
1896
1897     // find all segments in this file
1898     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1899     if (p_l0 == NULL)
1900     {
1901         return NULL;
1902     }
1903
1904     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
1905
1906     while (p_l0 != 0)
1907     {
1908         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
1909         {
1910             EbmlParser  *ep;
1911             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
1912             b_keep_segment = false;
1913
1914             ep = new EbmlParser(p_estream, p_l0, &demuxer );
1915             p_segment1->ep = ep;
1916             p_segment1->segment = (KaxSegment*)p_l0;
1917
1918             while ((p_l1 = ep->Get()))
1919             {
1920                 if (MKV_IS_ID(p_l1, KaxInfo))
1921                 {
1922                     // find the families of this segment
1923                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
1924
1925                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
1926                     for( i = 0; i < p_info->ListSize(); i++ )
1927                     {
1928                         EbmlElement *l = (*p_info)[i];
1929
1930                         if( MKV_IS_ID( l, KaxSegmentUID ) )
1931                         {
1932                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
1933                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
1934                             if ( !b_keep_segment )
1935                                 break; // this segment is already known
1936                             opened_segments.push_back( p_segment1 );
1937                             delete p_segment1->p_segment_uid;
1938                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
1939                         }
1940                         else if( MKV_IS_ID( l, KaxPrevUID ) )
1941                         {
1942                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
1943                         }
1944                         else if( MKV_IS_ID( l, KaxNextUID ) )
1945                         {
1946                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
1947                         }
1948                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
1949                         {
1950                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
1951                             p_segment1->families.push_back( *p_fam );
1952                         }
1953                     }
1954                     break;
1955                 }
1956             }
1957             if ( b_keep_segment )
1958             {
1959                 b_keep_stream = true;
1960                 p_stream1->segments.push_back( p_segment1 );
1961             }
1962             else
1963                 delete p_segment1;
1964         }
1965
1966         p_l0->SkipData(*p_estream, EbmlHead_Context);
1967         p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1968     }
1969
1970     if ( !b_keep_stream )
1971     {
1972         delete p_stream1;
1973         p_stream1 = NULL;
1974     }
1975
1976     return p_stream1;
1977 }
1978
1979 bool matroska_segment_c::Select( mtime_t i_start_time )
1980 {
1981     size_t i_track;
1982
1983     /* add all es */
1984     msg_Dbg( &sys.demuxer, "found %d es", tracks.size() );
1985     sys.b_pci_packet_set = false;
1986
1987     for( i_track = 0; i_track < tracks.size(); i_track++ )
1988     {
1989         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
1990         {
1991             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", i_track, tracks[i_track]->i_number );
1992             tracks[i_track]->p_es = NULL;
1993             continue;
1994         }
1995
1996         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
1997         {
1998             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
1999             {
2000                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2001                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2002             }
2003             else
2004             {
2005                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2006
2007                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2008                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2009                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2010
2011                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2012                 if( tracks[i_track]->fmt.i_extra > 0 )
2013                 {
2014                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2015                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2016                 }
2017             }
2018         }
2019         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2020                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2021         {
2022             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2023         }
2024         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2025         {
2026             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2027             {
2028                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2029             }
2030             else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2031             {
2032                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2033                 tracks[i_track]->fmt.b_packetized = VLC_FALSE;
2034                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2035                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2036                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2037             }
2038             else
2039             {
2040                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2041             }
2042         }
2043         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2044         {
2045             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2046             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2047                                                        tracks[i_track]->p_extra_data,
2048                                                        tracks[i_track]->i_extra_data,
2049                                                        VLC_FALSE );
2050             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2051             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2052             tracks[i_track]->fmt.i_codec = p_box->i_type;
2053             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2054             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2055             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2056             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2057             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2058             MP4_FreeBox_sample_vide( p_box );
2059             stream_Delete( p_mp4_stream );
2060         }
2061         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2062         {
2063             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2064             {
2065                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2066                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2067             }
2068             else
2069             {
2070                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2071
2072                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2073
2074                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2075                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2076                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2077                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2078                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2079
2080                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2081                 if( tracks[i_track]->fmt.i_extra > 0 )
2082                 {
2083                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2084                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2085                 }
2086             }
2087         }
2088         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2089                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2090                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2091         {
2092             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2093         }
2094         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2095         {
2096             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2097         }
2098         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2099         {
2100             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2101         }
2102         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2103         {
2104             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2105             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2106             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2107             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2108         }
2109         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2110         {
2111             int i, i_offset = 1, i_size[3], i_extra;
2112             uint8_t *p_extra;
2113
2114             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2115
2116             /* Split the 3 headers */
2117             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2118                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2119
2120             for( i = 0; i < 2; i++ )
2121             {
2122                 i_size[i] = 0;
2123                 while( i_offset < tracks[i_track]->i_extra_data )
2124                 {
2125                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2126                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2127                 }
2128             }
2129
2130             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2131             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2132             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2133
2134             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2135             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2136             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2137             for( i = 0; i < 3; i++ )
2138             {
2139                 *(p_extra++) = i_size[i] >> 8;
2140                 *(p_extra++) = i_size[i] & 0xFF;
2141                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2142                         i_size[i] );
2143                 p_extra += i_size[i];
2144                 i_extra += i_size[i];
2145             }
2146         }
2147         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2148                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2149         {
2150             int i_profile, i_srate;
2151             static unsigned int i_sample_rates[] =
2152             {
2153                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2154                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2155             };
2156
2157             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2158             /* create data for faad (MP4DecSpecificDescrTag)*/
2159
2160             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2161             {
2162                 i_profile = 0;
2163             }
2164             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2165             {
2166                 i_profile = 1;
2167             }
2168             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2169             {
2170                 i_profile = 2;
2171             }
2172             else
2173             {
2174                 i_profile = 3;
2175             }
2176
2177             for( i_srate = 0; i_srate < 13; i_srate++ )
2178             {
2179                 if( i_sample_rates[i_srate] == tracks[i_track]->fmt.audio.i_rate )
2180                 {
2181                     break;
2182                 }
2183             }
2184             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2185
2186             tracks[i_track]->fmt.i_extra = 2;
2187             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2188             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2189             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2190         }
2191         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2192                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2193                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2194         {
2195             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2196             {
2197                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2198             }
2199             else
2200             {
2201                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2202             }
2203             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2204         }
2205         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2206         {
2207             /* FIXME: support this codec */
2208             msg_Err( &sys.demuxer, "TTA not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2209             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2210         }
2211         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2212         {
2213             /* FIXME: support this codec */
2214             msg_Err( &sys.demuxer, "Wavpack not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2215             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2216         }
2217         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2218         {
2219             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2220             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2221         }
2222         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2223                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2224                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2225                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2226         {
2227             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2228             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2229         }
2230         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2231         {
2232             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2233             if( tracks[i_track]->i_extra_data )
2234             {
2235                 char *p_start;
2236                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2237                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2238                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2239
2240                 p_start = strstr( p_buf, "size:" );
2241                 if( sscanf( p_start, "size: %dx%d",
2242                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2243                 {
2244                     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 );
2245                 }
2246                 else
2247                 {
2248                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2249                 }
2250                 free( p_buf );
2251             }
2252         }
2253         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2254         {
2255             tracks[i_track]->fmt.i_cat = NAV_ES;
2256             continue;
2257         }
2258         else
2259         {
2260             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2261             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2262         }
2263         if( tracks[i_track]->b_default )
2264         {
2265             tracks[i_track]->fmt.i_priority = 1000;
2266         }
2267
2268         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2269
2270         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2271     }
2272
2273     sys.i_start_pts = i_start_time;
2274     // reset the stream reading to the first cluster of the segment used
2275     es.I_O().setFilePointer( i_start_pos );
2276
2277     delete ep;
2278     ep = new EbmlParser( &es, segment, &sys.demuxer );
2279
2280     return true;
2281 }
2282
2283 void demux_sys_t::StartUiThread()
2284 {
2285     if ( !b_ui_hooked )
2286     {
2287         msg_Dbg( &demuxer, "Starting the UI Hook" );
2288         b_ui_hooked = true;
2289         /* FIXME hack hack hack hack FIXME */
2290         /* Get p_input and create variable */
2291         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2292         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2293         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2294         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2295         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2296         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2297         var_Create( p_input, "menu-contrast", VLC_VAR_ADDRESS );
2298         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2299         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2300
2301         /* Now create our event thread catcher */
2302         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2303         p_ev->p_demux = &demuxer;
2304         p_ev->b_die = VLC_FALSE;
2305         vlc_mutex_init( p_ev, &p_ev->lock );
2306         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2307                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2308     }
2309 }
2310
2311 void demux_sys_t::StopUiThread()
2312 {
2313     if ( b_ui_hooked )
2314     {
2315         p_ev->b_die = VLC_TRUE;
2316
2317         vlc_thread_join( p_ev );
2318         vlc_object_destroy( p_ev );
2319
2320         p_ev = NULL;
2321
2322         var_Destroy( p_input, "highlight-mutex" );
2323         var_Destroy( p_input, "highlight" );
2324         var_Destroy( p_input, "x-start" );
2325         var_Destroy( p_input, "x-end" );
2326         var_Destroy( p_input, "y-start" );
2327         var_Destroy( p_input, "y-end" );
2328         var_Destroy( p_input, "color" );
2329         var_Destroy( p_input, "menu-contrast" );
2330
2331         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2332     }
2333     b_ui_hooked = false;
2334 }
2335
2336 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2337                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2338 {
2339     event_thread_t *p_ev = (event_thread_t *) p_data;
2340     vlc_mutex_lock( &p_ev->lock );
2341     if( psz_var[6] == 'c' )
2342         p_ev->b_clicked = VLC_TRUE;
2343     else if( psz_var[6] == 'm' )
2344         p_ev->b_moved = VLC_TRUE;
2345     vlc_mutex_unlock( &p_ev->lock );
2346
2347     return VLC_SUCCESS;
2348 }
2349
2350 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2351                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2352 {
2353     event_thread_t *p_ev = (event_thread_t *) p_data;
2354     vlc_mutex_lock( &p_ev->lock );
2355     p_ev->b_key = VLC_TRUE;
2356     vlc_mutex_unlock( &p_ev->lock );
2357
2358     return VLC_SUCCESS;
2359 }
2360
2361 int demux_sys_t::EventThread( vlc_object_t *p_this )
2362 {
2363     event_thread_t *p_ev = (event_thread_t*)p_this;
2364     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2365     vlc_object_t   *p_vout = NULL;
2366
2367     p_ev->b_moved   = VLC_FALSE;
2368     p_ev->b_clicked = VLC_FALSE;
2369     p_ev->b_key     = VLC_FALSE;
2370
2371     /* catch all key event */
2372     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2373
2374     /* main loop */
2375     while( !p_ev->b_die )
2376     {
2377         if ( !p_sys->b_pci_packet_set )
2378         {
2379             /* Wait 100ms */
2380             msleep( 100000 );
2381             continue;
2382         }
2383
2384         vlc_bool_t b_activated = VLC_FALSE;
2385
2386         /* KEY part */
2387         if( p_ev->b_key )
2388         {
2389             vlc_value_t valk;
2390             struct vlc_t::hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
2391             int i, i_action = -1;
2392
2393             vlc_mutex_lock( &p_ev->lock );
2394
2395             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2396
2397             var_Get( p_ev->p_vlc, "key-pressed", &valk );
2398             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2399             {
2400                 if( p_hotkeys[i].i_key == valk.i_int )
2401                 {
2402                     i_action = p_hotkeys[i].i_action;
2403                 }
2404             }
2405
2406             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2407
2408             switch( i_action )
2409             {
2410             case ACTIONID_NAV_LEFT:
2411                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2412                 {
2413                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2414                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2415                     {
2416                         i_curr_button = p_button_ptr->left;
2417                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2418                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2419                         if ( button_ptr.auto_action_mode )
2420                         {
2421                             vlc_mutex_unlock( &p_ev->lock );
2422                             vlc_mutex_lock( &p_sys->lock_demuxer );
2423
2424                             // process the button action
2425                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2426
2427                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2428                             vlc_mutex_lock( &p_ev->lock );
2429                         }
2430                     }
2431                 }
2432                 break;
2433             case ACTIONID_NAV_RIGHT:
2434                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2435                 {
2436                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2437                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2438                     {
2439                         i_curr_button = p_button_ptr->right;
2440                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2441                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2442                         if ( button_ptr.auto_action_mode )
2443                         {
2444                             vlc_mutex_unlock( &p_ev->lock );
2445                             vlc_mutex_lock( &p_sys->lock_demuxer );
2446
2447                             // process the button action
2448                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2449
2450                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2451                             vlc_mutex_lock( &p_ev->lock );
2452                         }
2453                     }
2454                 }
2455                 break;
2456             case ACTIONID_NAV_UP:
2457                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2458                 {
2459                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2460                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2461                     {
2462                         i_curr_button = p_button_ptr->up;
2463                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2464                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2465                         if ( button_ptr.auto_action_mode )
2466                         {
2467                             vlc_mutex_unlock( &p_ev->lock );
2468                             vlc_mutex_lock( &p_sys->lock_demuxer );
2469
2470                             // process the button action
2471                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2472
2473                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2474                             vlc_mutex_lock( &p_ev->lock );
2475                         }
2476                     }
2477                 }
2478                 break;
2479             case ACTIONID_NAV_DOWN:
2480                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2481                 {
2482                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2483                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2484                     {
2485                         i_curr_button = p_button_ptr->down;
2486                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2487                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2488                         if ( button_ptr.auto_action_mode )
2489                         {
2490                             vlc_mutex_unlock( &p_ev->lock );
2491                             vlc_mutex_lock( &p_sys->lock_demuxer );
2492
2493                             // process the button action
2494                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2495
2496                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2497                             vlc_mutex_lock( &p_ev->lock );
2498                         }
2499                     }
2500                 }
2501                 break;
2502             case ACTIONID_NAV_ACTIVATE:
2503                 b_activated = VLC_TRUE;
2504
2505                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2506                 {
2507                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2508
2509                     vlc_mutex_unlock( &p_ev->lock );
2510                     vlc_mutex_lock( &p_sys->lock_demuxer );
2511
2512                     // process the button action
2513                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2514
2515                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2516                     vlc_mutex_lock( &p_ev->lock );
2517                 }
2518                 break;
2519             default:
2520                 break;
2521             }
2522             p_ev->b_key = VLC_FALSE;
2523             vlc_mutex_unlock( &p_ev->lock );
2524         }
2525
2526         /* MOUSE part */
2527         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2528         {
2529             vlc_value_t valx, valy;
2530
2531             vlc_mutex_lock( &p_ev->lock );
2532             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2533             var_Get( p_vout, "mouse-x", &valx );
2534             var_Get( p_vout, "mouse-y", &valy );
2535
2536             if( p_ev->b_clicked )
2537             {
2538                 int32_t button;
2539                 int32_t best,dist,d;
2540                 int32_t mx,my,dx,dy;
2541
2542                 b_activated = VLC_TRUE;
2543                 // get current button
2544                 best = 0;
2545                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2546                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2547                 {
2548                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2549
2550                     if((valx.i_int >= button_ptr->x_start) && (valx.i_int <= button_ptr->x_end) &&
2551                        (valy.i_int >= button_ptr->y_start) && (valy.i_int <= button_ptr->y_end))
2552                     {
2553                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2554                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2555                         dx = mx - valx.i_int;
2556                         dy = my - valy.i_int;
2557                         d = (dx*dx) + (dy*dy);
2558                         /* If the mouse is within the button and the mouse is closer
2559                         * to the center of this button then it is the best choice. */
2560                         if(d < dist) {
2561                             dist = d;
2562                             best = button;
2563                         }
2564                     }
2565                 }
2566
2567                 if ( best != 0)
2568                 {
2569                     btni_t button_ptr = pci->hli.btnit[best-1];
2570                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2571
2572                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2573                     vlc_mutex_unlock( &p_ev->lock );
2574                     vlc_mutex_lock( &p_sys->lock_demuxer );
2575
2576                     // process the button action
2577                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2578                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2579
2580                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2581
2582                     // select new button
2583                     if ( best != i_curr_button )
2584                     {
2585                         vlc_value_t val;
2586
2587                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2588                         {
2589                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2590                             uint32_t i_palette;
2591
2592                             if(button_ptr.btn_coln != 0) {
2593                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2594                             } else {
2595                                 i_palette = 0;
2596                             }
2597                             p_sys->alpha[0] = i_palette      & 0x0f;
2598                             p_sys->alpha[1] = (i_palette>>4) & 0x0f;
2599                             p_sys->alpha[2] = (i_palette>>8) & 0x0f;
2600                             p_sys->alpha[3] = (i_palette>>12)& 0x0f;
2601
2602                             vlc_mutex_lock( p_mutex );
2603                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2604                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2605                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2606                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2607
2608                             val.p_address = (void *)p_sys->alpha;
2609                             var_Set( p_sys->p_input, "menu-contrast", val );
2610
2611                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2612                             vlc_mutex_unlock( p_mutex );
2613                         }
2614                     }
2615                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2616                     vlc_mutex_lock( &p_ev->lock );
2617                 }
2618             }
2619             else if( p_ev->b_moved )
2620             {
2621 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2622             }
2623
2624             p_ev->b_moved = VLC_FALSE;
2625             p_ev->b_clicked = VLC_FALSE;
2626             vlc_mutex_unlock( &p_ev->lock );
2627         }
2628
2629         /* VOUT part */
2630         if( p_vout && p_vout->b_die )
2631         {
2632             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2633             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2634             vlc_object_release( p_vout );
2635             p_vout = NULL;
2636         }
2637
2638         else if( p_vout == NULL )
2639         {
2640             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2641                                       FIND_CHILD );
2642             if( p_vout)
2643             {
2644                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2645                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2646             }
2647         }
2648
2649         /* Wait a bit, 10ms */
2650         msleep( 10000 );
2651     }
2652
2653     /* Release callback */
2654     if( p_vout )
2655     {
2656         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2657         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2658         vlc_object_release( p_vout );
2659     }
2660     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2661
2662     vlc_mutex_destroy( &p_ev->lock );
2663
2664     return VLC_SUCCESS;
2665 }
2666
2667 void matroska_segment_c::UnSelect( )
2668 {
2669     size_t i_track;
2670
2671     for( i_track = 0; i_track < tracks.size(); i_track++ )
2672     {
2673         if ( tracks[i_track]->p_es != NULL )
2674         {
2675 //            es_format_Clean( &tracks[i_track]->fmt );
2676             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2677             tracks[i_track]->p_es = NULL;
2678         }
2679     }
2680     delete ep;
2681     ep = NULL;
2682 }
2683
2684 void virtual_segment_c::PrepareChapters( )
2685 {
2686     if ( linked_segments.size() == 0 )
2687         return;
2688
2689     // !!! should be called only once !!!
2690     matroska_segment_c *p_segment;
2691     size_t i, j;
2692
2693     // copy editions from the first segment
2694     p_segment = linked_segments[0];
2695     p_editions = &p_segment->stored_editions;
2696
2697     for ( i=1 ; i<linked_segments.size(); i++ )
2698     {
2699         p_segment = linked_segments[i];
2700         // FIXME assume we have the same editions in all segments
2701         for (j=0; j<p_segment->stored_editions.size(); j++)
2702             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2703     }
2704 }
2705
2706 std::string chapter_edition_c::GetMainName() const
2707 {
2708     if ( sub_chapters.size() )
2709     {
2710         return sub_chapters[0]->GetCodecName( true );
2711     }
2712     return "";
2713 }
2714
2715 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
2716 {
2717     // add support for meta-elements from codec like DVD Titles
2718     if ( !b_display_seekpoint || psz_name == "" )
2719     {
2720         psz_name = GetCodecName();
2721         if ( psz_name != "" )
2722             b_display_seekpoint = true;
2723     }
2724
2725     if (b_display_seekpoint)
2726     {
2727         seekpoint_t *sk = vlc_seekpoint_New();
2728
2729         sk->i_level = i_level;
2730         sk->i_time_offset = i_start_time;
2731         sk->psz_name = strdup( psz_name.c_str() );
2732
2733         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
2734         title.i_seekpoint++;
2735         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
2736         title.seekpoint[title.i_seekpoint-1] = sk;
2737
2738         if ( b_user_display )
2739             i_user_chapters++;
2740     }
2741
2742     for ( size_t i=0; i<sub_chapters.size() ; i++)
2743     {
2744         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
2745     }
2746
2747     i_seekpoint_num = i_user_chapters;
2748
2749     return i_user_chapters;
2750 }
2751
2752 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
2753 {
2754     demux_sys_t & sys = *demux.p_sys;
2755     chapter_item_c *psz_curr_chapter;
2756
2757     /* update current chapter/seekpoint */
2758     if ( p_editions->size() )
2759     {
2760         /* 1st, we need to know in which chapter we are */
2761         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts );
2762
2763         /* we have moved to a new chapter */
2764         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
2765         {
2766             if ( (*p_editions)[i_current_edition]->b_ordered )
2767             {
2768                 // Leave/Enter up to the link point
2769                 if ( !psz_curr_chapter->EnterAndLeave( psz_current_chapter ) )
2770                 {
2771                     // only seek if necessary
2772                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
2773                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
2774                     psz_current_chapter = psz_curr_chapter;
2775                 }
2776             }
2777             else if ( psz_curr_chapter->i_seekpoint_num > 0 )
2778             {
2779                 demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
2780                 demux.info.i_title = sys.i_current_title = i_sys_title;
2781                 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
2782                 psz_current_chapter = psz_curr_chapter;
2783             }
2784             else
2785             {
2786                 psz_current_chapter = psz_curr_chapter;
2787             }
2788
2789             return true;
2790         }
2791         else if (psz_curr_chapter == NULL)
2792         {
2793             // out of the scope of the data described by chapters, leave the edition
2794             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
2795             {
2796                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
2797                     psz_current_chapter = NULL;
2798                 else
2799                     return true;
2800             }
2801         }
2802     }
2803     return false;
2804 }
2805
2806 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
2807                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2808                                     const void *p_cookie,
2809                                     size_t i_cookie_size )
2810 {
2811     // FIXME don't assume it is the first edition
2812     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2813     if ( index != p_editions->end() )
2814     {
2815         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2816         if ( p_result != NULL )
2817             return p_result;
2818     }
2819     return NULL;
2820 }
2821
2822 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
2823 {
2824     // FIXME don't assume it is the first edition
2825     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2826     if ( index != p_editions->end() )
2827     {
2828         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
2829         if ( p_result != NULL )
2830             return p_result;
2831     }
2832     return NULL;
2833 }
2834
2835 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
2836                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2837                                     const void *p_cookie,
2838                                     size_t i_cookie_size )
2839 {
2840     // this chapter
2841     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2842     while ( index != codecs.end() )
2843     {
2844         if ( match( **index ,p_cookie, i_cookie_size ) )
2845             return this;
2846         index++;
2847     }
2848
2849     // sub-chapters
2850     chapter_item_c *p_result = NULL;
2851     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
2852     while ( index2 != sub_chapters.end() )
2853     {
2854         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2855         if ( p_result != NULL )
2856             return p_result;
2857         index2++;
2858     }
2859
2860     return p_result;
2861 }
2862
2863 void chapter_item_c::Append( const chapter_item_c & chapter )
2864 {
2865     // we are appending content for the same chapter UID
2866     size_t i;
2867     chapter_item_c *p_chapter;
2868
2869     for ( i=0; i<chapter.sub_chapters.size(); i++ )
2870     {
2871         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
2872         if ( p_chapter != NULL )
2873         {
2874             p_chapter->Append( *chapter.sub_chapters[i] );
2875         }
2876         else
2877         {
2878             sub_chapters.push_back( chapter.sub_chapters[i] );
2879         }
2880     }
2881
2882     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
2883     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
2884 }
2885
2886 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
2887 {
2888     size_t i;
2889     chapter_item_c *p_result = NULL;
2890
2891     if ( i_uid == i_find_uid )
2892         return this;
2893
2894     for ( i=0; i<sub_chapters.size(); i++)
2895     {
2896         p_result = sub_chapters[i]->FindChapter( i_find_uid );
2897         if ( p_result != NULL )
2898             break;
2899     }
2900     return p_result;
2901 }
2902
2903 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
2904 {
2905     std::string result;
2906
2907     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2908     while ( index != codecs.end() )
2909     {
2910         result = (*index)->GetCodecName( f_for_title );
2911         if ( result != "" )
2912             break;
2913         index++;
2914     }
2915
2916     return result;
2917 }
2918
2919 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
2920 {
2921     std::string result;
2922     if ( p_private_data->GetSize() >= 3)
2923     {
2924         const binary* p_data = p_private_data->GetBuffer();
2925 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
2926         {
2927             uint16_t i_title = (p_data[1] << 8) + p_data[2];
2928             char psz_str[11];
2929             sprintf( psz_str, " %d  ---", i_title );
2930             result = N_("---  DVD Title");
2931             result += psz_str;
2932         }
2933         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
2934         {
2935             char psz_str[11];
2936             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
2937             result = N_("---  DVD Menu");
2938             result += psz_str;
2939         }
2940         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
2941         {
2942             if ( p_data[1] == 0x00 )
2943                 result = N_("First Played");
2944             else if ( p_data[1] == 0xC0 )
2945                 result = N_("Video Manager");
2946             else if ( p_data[1] == 0x80 )
2947             {
2948                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
2949                 char psz_str[20];
2950                 sprintf( psz_str, " %d -----", i_title );
2951                 result = N_("----- Title");
2952                 result += psz_str;
2953             }
2954         }
2955     }
2956
2957     return result;
2958 }
2959
2960 int16 chapter_item_c::GetTitleNumber( ) const
2961 {
2962     int result = -1;
2963
2964     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2965     while ( index != codecs.end() )
2966     {
2967         result = (*index)->GetTitleNumber( );
2968         if ( result >= 0 )
2969             break;
2970         index++;
2971     }
2972
2973     return result;
2974 }
2975
2976 int16 dvd_chapter_codec_c::GetTitleNumber()
2977 {
2978     if ( p_private_data->GetSize() >= 3)
2979     {
2980         const binary* p_data = p_private_data->GetBuffer();
2981         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
2982         {
2983             return int16( (p_data[2] << 8) + p_data[3] );
2984         }
2985     }
2986     return -1;
2987 }
2988
2989 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
2990 {
2991     demux_sys_t        *p_sys = p_demux->p_sys;
2992     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
2993     matroska_segment_c *p_segment = p_vsegment->Segment();
2994     mtime_t            i_time_offset = 0;
2995
2996     int         i_index;
2997
2998     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
2999     if( i_date < 0 && f_percent < 0 )
3000     {
3001         msg_Warn( p_demux, "cannot seek nowhere !" );
3002         return;
3003     }
3004     if( f_percent > 1.0 )
3005     {
3006         msg_Warn( p_demux, "cannot seek so far !" );
3007         return;
3008     }
3009
3010     /* seek without index or without date */
3011     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3012     {
3013         if (p_sys->f_duration >= 0)
3014         {
3015             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3016         }
3017         else
3018         {
3019             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3020
3021             msg_Dbg( p_demux, "inacurate way of seeking" );
3022             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3023             {
3024                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3025                 {
3026                     break;
3027                 }
3028             }
3029             if( i_index == p_segment->i_index )
3030             {
3031                 i_index--;
3032             }
3033
3034             i_date = p_segment->p_indexes[i_index].i_time;
3035
3036 #if 0
3037             if( p_segment->p_indexes[i_index].i_position < i_pos )
3038             {
3039                 EbmlElement *el;
3040
3041                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3042
3043                 /* search a cluster */
3044                 while( ( el = p_sys->ep->Get() ) != NULL )
3045                 {
3046                     if( MKV_IS_ID( el, KaxCluster ) )
3047                     {
3048                         KaxCluster *cluster = (KaxCluster*)el;
3049
3050                         /* add it to the index */
3051                         p_segment->IndexAppendCluster( cluster );
3052
3053                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3054                         {
3055                             p_sys->cluster = cluster;
3056                             p_sys->ep->Down();
3057                             break;
3058                         }
3059                     }
3060                 }
3061             }
3062 #endif
3063         }
3064     }
3065
3066     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3067 }
3068
3069 /*****************************************************************************
3070  * Demux: reads and demuxes data packets
3071  *****************************************************************************
3072  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3073  *****************************************************************************/
3074 static int Demux( demux_t *p_demux)
3075 {
3076     demux_sys_t        *p_sys = p_demux->p_sys;
3077
3078     vlc_mutex_lock( &p_sys->lock_demuxer );
3079
3080     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3081     matroska_segment_c *p_segment = p_vsegment->Segment();
3082     if ( p_segment == NULL ) return 0;
3083     int                i_block_count = 0;
3084     int                i_return = 0;
3085
3086     for( ;; )
3087     {
3088         if ( p_sys->demuxer.b_die )
3089             break;
3090
3091         if( p_sys->i_pts >= p_sys->i_start_pts  )
3092             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3093             {
3094                 i_return = 1;
3095                 break;
3096             }
3097
3098         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3099         {
3100             /* nothing left to read in this ordered edition */
3101             if ( !p_vsegment->SelectNext() )
3102                 break;
3103             p_segment->UnSelect( );
3104
3105             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3106
3107             /* switch to the next segment */
3108             p_segment = p_vsegment->Segment();
3109             if ( !p_segment->Select( 0 ) )
3110             {
3111                 msg_Err( p_demux, "Failed to select new segment" );
3112                 break;
3113             }
3114             continue;
3115         }
3116
3117         KaxBlock *block;
3118         uint64 i_cuepos;
3119         int64_t i_block_duration = 0;
3120         int64_t i_block_ref1;
3121         int64_t i_block_ref2;
3122
3123         if( p_segment->BlockGet( block, i_cuepos, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3124         {
3125             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3126             {
3127                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3128                 // check if there are more chapters to read
3129                 if ( p_chap != NULL )
3130                 {
3131                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3132                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3133                         p_vsegment->SelectNext();
3134                     */
3135                     p_sys->i_pts = p_chap->i_user_end_time;
3136                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3137
3138                     i_return = 1;
3139                 }
3140
3141                 break;
3142             }
3143             else
3144             {
3145                 msg_Warn( p_demux, "cannot get block EOF?" );
3146                 p_segment->UnSelect( );
3147
3148                 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3149
3150                 /* switch to the next segment */
3151                 if ( !p_vsegment->SelectNext() )
3152                     // no more segments in this stream
3153                     break;
3154                 p_segment = p_vsegment->Segment();
3155                 if ( !p_segment->Select( 0 ) )
3156                 {
3157                     msg_Err( p_demux, "Failed to select new segment" );
3158                     break;
3159                 }
3160
3161                 continue;
3162             }
3163         }
3164
3165         p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
3166
3167         if( p_sys->i_pts >= p_sys->i_start_pts  )
3168         {
3169             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3170         }
3171
3172         if( p_sys->i_pts >= p_sys->i_start_pts  )
3173             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3174             {
3175                 i_return = 1;
3176                 break;
3177             }
3178
3179         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3180         {
3181             /* nothing left to read in this ordered edition */
3182             if ( !p_vsegment->SelectNext() )
3183                 break;
3184             p_segment->UnSelect( );
3185
3186             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3187
3188             /* switch to the next segment */
3189             p_segment = p_vsegment->Segment();
3190             if ( !p_segment->Select( 0 ) )
3191             {
3192                 msg_Err( p_demux, "Failed to select new segment" );
3193                 break;
3194             }
3195             continue;
3196         }
3197
3198         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration );
3199
3200         delete block;
3201         i_block_count++;
3202
3203         // TODO optimize when there is need to leave or when seeking has been called
3204         if( i_block_count > 5 )
3205         {
3206             i_return = 1;
3207             break;
3208         }
3209     }
3210
3211     vlc_mutex_unlock( &p_sys->lock_demuxer );
3212
3213     return i_return;
3214 }
3215
3216
3217
3218 /*****************************************************************************
3219  * Stream managment
3220  *****************************************************************************/
3221 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_ )
3222 {
3223     s = s_;
3224     mb_eof = VLC_FALSE;
3225 }
3226
3227 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3228 {
3229     if( i_size <= 0 || mb_eof )
3230     {
3231         return 0;
3232     }
3233
3234     return stream_Read( s, p_buffer, i_size );
3235 }
3236 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3237 {
3238     int64_t i_pos;
3239
3240     switch( mode )
3241     {
3242         case seek_beginning:
3243             i_pos = i_offset;
3244             break;
3245         case seek_end:
3246             i_pos = stream_Size( s ) - i_offset;
3247             break;
3248         default:
3249             i_pos= stream_Tell( s ) + i_offset;
3250             break;
3251     }
3252
3253     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3254     {
3255         mb_eof = VLC_TRUE;
3256         return;
3257     }
3258
3259     mb_eof = VLC_FALSE;
3260     if( stream_Seek( s, i_pos ) )
3261     {
3262         mb_eof = VLC_TRUE;
3263     }
3264     return;
3265 }
3266 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3267 {
3268     return 0;
3269 }
3270 uint64 vlc_stream_io_callback::getFilePointer( void )
3271 {
3272     return stream_Tell( s );
3273 }
3274 void vlc_stream_io_callback::close( void )
3275 {
3276     return;
3277 }
3278
3279
3280 /*****************************************************************************
3281  * Ebml Stream parser
3282  *****************************************************************************/
3283 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3284 {
3285     int i;
3286
3287     m_es = es;
3288     m_got = NULL;
3289     m_el[0] = el_start;
3290     mi_remain_size[0] = el_start->GetSize();
3291
3292     for( i = 1; i < 6; i++ )
3293     {
3294         m_el[i] = NULL;
3295     }
3296     mi_level = 1;
3297     mi_user_level = 1;
3298     mb_keep = VLC_FALSE;
3299     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3300 }
3301
3302 EbmlParser::~EbmlParser( void )
3303 {
3304     int i;
3305
3306     for( i = 1; i < mi_level; i++ )
3307     {
3308         if( !mb_keep )
3309         {
3310             delete m_el[i];
3311         }
3312         mb_keep = VLC_FALSE;
3313     }
3314 }
3315
3316 void EbmlParser::UnGet( uint64 i_restart_pos )
3317 {
3318     mi_user_level--;
3319     m_el[mi_level] = NULL;
3320     m_got = NULL;
3321     mb_keep = VLC_FALSE;
3322     m_es->I_O().setFilePointer( i_restart_pos, seek_beginning );
3323 }
3324
3325 void EbmlParser::Up( void )
3326 {
3327     if( mi_user_level == mi_level )
3328     {
3329         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3330     }
3331
3332     mi_user_level--;
3333 }
3334
3335 void EbmlParser::Down( void )
3336 {
3337     mi_user_level++;
3338     mi_level++;
3339 }
3340
3341 void EbmlParser::Keep( void )
3342 {
3343     mb_keep = VLC_TRUE;
3344 }
3345
3346 int EbmlParser::GetLevel( void )
3347 {
3348     return mi_user_level;
3349 }
3350
3351 void EbmlParser::Reset( demux_t *p_demux )
3352 {
3353     while ( mi_level > 0)
3354     {
3355         delete m_el[mi_level];
3356         m_el[mi_level] = NULL;
3357         mi_level--;
3358     }
3359     mi_user_level = mi_level = 1;
3360 #if LIBEBML_VERSION >= 0x000704
3361     // a little faster and cleaner
3362     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3363 #else
3364     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3365 #endif
3366     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3367 }
3368
3369 EbmlElement *EbmlParser::Get( void )
3370 {
3371     int i_ulev = 0;
3372
3373     if( mi_user_level != mi_level )
3374     {
3375         return NULL;
3376     }
3377     if( m_got )
3378     {
3379         EbmlElement *ret = m_got;
3380         m_got = NULL;
3381
3382         return ret;
3383     }
3384
3385     if( m_el[mi_level] )
3386     {
3387         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3388         if( !mb_keep )
3389         {
3390             delete m_el[mi_level];
3391         }
3392         mb_keep = VLC_FALSE;
3393     }
3394
3395     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3396 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3397     if( i_ulev > 0 )
3398     {
3399         while( i_ulev > 0 )
3400         {
3401             if( mi_level == 1 )
3402             {
3403                 mi_level = 0;
3404                 return NULL;
3405             }
3406
3407             delete m_el[mi_level - 1];
3408             m_got = m_el[mi_level -1] = m_el[mi_level];
3409             m_el[mi_level] = NULL;
3410
3411             mi_level--;
3412             i_ulev--;
3413         }
3414         return NULL;
3415     }
3416     else if( m_el[mi_level] == NULL )
3417     {
3418         fprintf( stderr," m_el[mi_level] == NULL\n" );
3419     }
3420
3421     return m_el[mi_level];
3422 }
3423
3424
3425 /*****************************************************************************
3426  * Tools
3427  *  * LoadCues : load the cues element and update index
3428  *
3429  *  * LoadTags : load ... the tags element
3430  *
3431  *  * InformationCreate : create all information, load tags if present
3432  *
3433  *****************************************************************************/
3434 void matroska_segment_c::LoadCues( )
3435 {
3436     int64_t     i_sav_position = es.I_O().getFilePointer();
3437     EbmlParser  *ep;
3438     EbmlElement *el, *cues;
3439
3440     /* *** Load the cue if found *** */
3441     if( i_cues_position < 0 )
3442     {
3443         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3444
3445 //        IndexAppendCluster( cluster );
3446     }
3447
3448     vlc_bool_t b_seekable;
3449
3450     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3451     if( !b_seekable )
3452         return;
3453
3454     msg_Dbg( &sys.demuxer, "loading cues" );
3455     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3456     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3457
3458     if( cues == NULL )
3459     {
3460         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3461         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3462         return;
3463     }
3464
3465     ep = new EbmlParser( &es, cues, &sys.demuxer );
3466     while( ( el = ep->Get() ) != NULL )
3467     {
3468         if( MKV_IS_ID( el, KaxCuePoint ) )
3469         {
3470 #define idx p_indexes[i_index]
3471
3472             idx.i_track       = -1;
3473             idx.i_block_number= -1;
3474             idx.i_position    = -1;
3475             idx.i_time        = 0;
3476             idx.b_key         = VLC_TRUE;
3477
3478             ep->Down();
3479             while( ( el = ep->Get() ) != NULL )
3480             {
3481                 if( MKV_IS_ID( el, KaxCueTime ) )
3482                 {
3483                     KaxCueTime &ctime = *(KaxCueTime*)el;
3484
3485                     ctime.ReadData( es.I_O() );
3486
3487                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3488                 }
3489                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3490                 {
3491                     ep->Down();
3492                     while( ( el = ep->Get() ) != NULL )
3493                     {
3494                         if( MKV_IS_ID( el, KaxCueTrack ) )
3495                         {
3496                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3497
3498                             ctrack.ReadData( es.I_O() );
3499                             idx.i_track = uint16( ctrack );
3500                         }
3501                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3502                         {
3503                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3504
3505                             ccpos.ReadData( es.I_O() );
3506                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3507                         }
3508                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3509                         {
3510                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3511
3512                             cbnum.ReadData( es.I_O() );
3513                             idx.i_block_number = uint32( cbnum );
3514                         }
3515                         else
3516                         {
3517                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3518                         }
3519                     }
3520                     ep->Up();
3521                 }
3522                 else
3523                 {
3524                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3525                 }
3526             }
3527             ep->Up();
3528
3529 #if 0
3530             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3531                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3532                      idx.i_track, idx.i_block_number );
3533 #endif
3534
3535             i_index++;
3536             if( i_index >= i_index_max )
3537             {
3538                 i_index_max += 1024;
3539                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3540             }
3541 #undef idx
3542         }
3543         else
3544         {
3545             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3546         }
3547     }
3548     delete ep;
3549     delete cues;
3550
3551     b_cues = VLC_TRUE;
3552
3553     msg_Dbg( &sys.demuxer, "loading cues done." );
3554     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3555 }
3556
3557 void matroska_segment_c::LoadTags( )
3558 {
3559     int64_t     i_sav_position = es.I_O().getFilePointer();
3560     EbmlParser  *ep;
3561     EbmlElement *el, *tags;
3562
3563     msg_Dbg( &sys.demuxer, "loading tags" );
3564     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3565     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3566
3567     if( tags == NULL )
3568     {
3569         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3570         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3571         return;
3572     }
3573
3574     msg_Dbg( &sys.demuxer, "Tags" );
3575     ep = new EbmlParser( &es, tags, &sys.demuxer );
3576     while( ( el = ep->Get() ) != NULL )
3577     {
3578         if( MKV_IS_ID( el, KaxTag ) )
3579         {
3580             msg_Dbg( &sys.demuxer, "+ Tag" );
3581             ep->Down();
3582             while( ( el = ep->Get() ) != NULL )
3583             {
3584                 if( MKV_IS_ID( el, KaxTagTargets ) )
3585                 {
3586                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3587                     ep->Down();
3588                     while( ( el = ep->Get() ) != NULL )
3589                     {
3590                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3591                     }
3592                     ep->Up();
3593                 }
3594                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3595                 {
3596                     msg_Dbg( &sys.demuxer, "|   + General" );
3597                     ep->Down();
3598                     while( ( el = ep->Get() ) != NULL )
3599                     {
3600                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3601                     }
3602                     ep->Up();
3603                 }
3604                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3605                 {
3606                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3607                     ep->Down();
3608                     while( ( el = ep->Get() ) != NULL )
3609                     {
3610                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3611                     }
3612                     ep->Up();
3613                 }
3614                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3615                 {
3616                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3617                     ep->Down();
3618                     while( ( el = ep->Get() ) != NULL )
3619                     {
3620                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3621                     }
3622                     ep->Up();
3623                 }
3624                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3625                 {
3626                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3627                     ep->Down();
3628                     while( ( el = ep->Get() ) != NULL )
3629                     {
3630                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3631                     }
3632                     ep->Up();
3633                 }
3634                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3635                 {
3636                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3637                 }
3638                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3639                 {
3640                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3641                 }
3642                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3643                 {
3644                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3645                 }
3646                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3647                 {
3648                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3649                 }
3650                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3651                 {
3652                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3653                 }
3654                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3655                 {
3656                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3657                 }
3658                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3659                 {
3660                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
3661                 }
3662                 else
3663                 {
3664                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
3665                 }
3666             }
3667             ep->Up();
3668         }
3669         else
3670         {
3671             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
3672         }
3673     }
3674     delete ep;
3675     delete tags;
3676
3677     msg_Dbg( &sys.demuxer, "loading tags done." );
3678     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3679 }
3680
3681 /*****************************************************************************
3682  * ParseSeekHead:
3683  *****************************************************************************/
3684 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
3685 {
3686     EbmlElement *el;
3687     size_t i, j;
3688     int i_upper_level = 0;
3689
3690     msg_Dbg( &sys.demuxer, "|   + Seek head" );
3691
3692     /* Master elements */
3693     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
3694
3695     for( i = 0; i < seekhead->ListSize(); i++ )
3696     {
3697         EbmlElement *l = (*seekhead)[i];
3698
3699         if( MKV_IS_ID( l, KaxSeek ) )
3700         {
3701             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
3702             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
3703             int64_t i_pos = -1;
3704
3705             for( j = 0; j < sk->ListSize(); j++ )
3706             {
3707                 EbmlElement *l = (*sk)[j];
3708
3709                 if( MKV_IS_ID( l, KaxSeekID ) )
3710                 {
3711                     KaxSeekID &sid = *(KaxSeekID*)l;
3712                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
3713                 }
3714                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
3715                 {
3716                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
3717                     i_pos = uint64( spos );
3718                 }
3719                 else
3720                 {
3721                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
3722                 }
3723             }
3724
3725             if( i_pos >= 0 )
3726             {
3727                 if( id == KaxCues::ClassInfos.GlobalId )
3728                 {
3729                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
3730                     i_cues_position = segment->GetGlobalPosition( i_pos );
3731                 }
3732                 else if( id == KaxChapters::ClassInfos.GlobalId )
3733                 {
3734                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
3735                     i_chapters_position = segment->GetGlobalPosition( i_pos );
3736                 }
3737                 else if( id == KaxTags::ClassInfos.GlobalId )
3738                 {
3739                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
3740                     i_tags_position = segment->GetGlobalPosition( i_pos );
3741                 }
3742             }
3743         }
3744         else
3745         {
3746             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3747         }
3748     }
3749 }
3750
3751 /*****************************************************************************
3752  * ParseTrackEntry:
3753  *****************************************************************************/
3754 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
3755 {
3756     size_t i, j, k, n;
3757
3758     mkv_track_t *tk;
3759
3760     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
3761
3762     tk = new mkv_track_t();
3763     tracks.push_back( tk );
3764
3765     /* Init the track */
3766     memset( tk, 0, sizeof( mkv_track_t ) );
3767
3768     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
3769     tk->fmt.psz_language = strdup("English");
3770     tk->fmt.psz_description = NULL;
3771
3772     tk->b_default = VLC_TRUE;
3773     tk->b_enabled = VLC_TRUE;
3774     tk->b_silent = VLC_FALSE;
3775     tk->i_number = tracks.size() - 1;
3776     tk->i_extra_data = 0;
3777     tk->p_extra_data = NULL;
3778     tk->psz_codec = NULL;
3779     tk->i_default_duration = 0;
3780     tk->f_timecodescale = 1.0;
3781
3782     tk->b_inited = VLC_FALSE;
3783     tk->i_data_init = 0;
3784     tk->p_data_init = NULL;
3785
3786     tk->psz_codec_name = NULL;
3787     tk->psz_codec_settings = NULL;
3788     tk->psz_codec_info_url = NULL;
3789     tk->psz_codec_download_url = NULL;
3790
3791     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
3792
3793     for( i = 0; i < m->ListSize(); i++ )
3794     {
3795         EbmlElement *l = (*m)[i];
3796
3797         if( MKV_IS_ID( l, KaxTrackNumber ) )
3798         {
3799             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
3800
3801             tk->i_number = uint32( tnum );
3802             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
3803         }
3804         else  if( MKV_IS_ID( l, KaxTrackUID ) )
3805         {
3806             KaxTrackUID &tuid = *(KaxTrackUID*)l;
3807
3808             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
3809         }
3810         else  if( MKV_IS_ID( l, KaxTrackType ) )
3811         {
3812             char *psz_type;
3813             KaxTrackType &ttype = *(KaxTrackType*)l;
3814
3815             switch( uint8(ttype) )
3816             {
3817                 case track_audio:
3818                     psz_type = "audio";
3819                     tk->fmt.i_cat = AUDIO_ES;
3820                     break;
3821                 case track_video:
3822                     psz_type = "video";
3823                     tk->fmt.i_cat = VIDEO_ES;
3824                     break;
3825                 case track_subtitle:
3826                     psz_type = "subtitle";
3827                     tk->fmt.i_cat = SPU_ES;
3828                     break;
3829                 case track_buttons:
3830                     psz_type = "buttons";
3831                     tk->fmt.i_cat = SPU_ES;
3832                     break;
3833                 default:
3834                     psz_type = "unknown";
3835                     tk->fmt.i_cat = UNKNOWN_ES;
3836                     break;
3837             }
3838
3839             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
3840         }
3841 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
3842 //        {
3843 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
3844
3845 //            tk->b_enabled = uint32( fenb );
3846 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
3847 //                     uint32( fenb )  );
3848 //        }
3849         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
3850         {
3851             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
3852
3853             tk->b_default = uint32( fdef );
3854             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
3855         }
3856         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
3857         {
3858             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
3859
3860             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
3861         }
3862         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
3863         {
3864             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
3865
3866             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
3867         }
3868         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
3869         {
3870             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
3871
3872             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
3873         }
3874         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
3875         {
3876             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
3877
3878             tk->i_default_duration = uint64(defd);
3879             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
3880         }
3881         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
3882         {
3883             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
3884
3885             tk->f_timecodescale = float( ttcs );
3886             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
3887         }
3888         else if( MKV_IS_ID( l, KaxTrackName ) )
3889         {
3890             KaxTrackName &tname = *(KaxTrackName*)l;
3891
3892             tk->fmt.psz_description = UTF8ToStr( UTFstring( tname ) );
3893             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
3894         }
3895         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
3896         {
3897             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
3898
3899             tk->fmt.psz_language = strdup( string( lang ).c_str() );
3900             msg_Dbg( &sys.demuxer,
3901                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
3902         }
3903         else  if( MKV_IS_ID( l, KaxCodecID ) )
3904         {
3905             KaxCodecID &codecid = *(KaxCodecID*)l;
3906
3907             tk->psz_codec = strdup( string( codecid ).c_str() );
3908             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
3909         }
3910         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
3911         {
3912             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
3913
3914             tk->i_extra_data = cpriv.GetSize();
3915             if( tk->i_extra_data > 0 )
3916             {
3917                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
3918                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
3919             }
3920             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
3921         }
3922         else if( MKV_IS_ID( l, KaxCodecName ) )
3923         {
3924             KaxCodecName &cname = *(KaxCodecName*)l;
3925
3926             tk->psz_codec_name = UTF8ToStr( UTFstring( cname ) );
3927             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
3928         }
3929         else if( MKV_IS_ID( l, KaxContentEncodings ) )
3930         {
3931             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
3932             MkvTree( sys.demuxer, 3, "Content Encodings" );
3933             for( j = 0; j < cencs->ListSize(); j++ )
3934             {
3935                 EbmlElement *l2 = (*cencs)[j];
3936                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
3937                 {
3938                     MkvTree( sys.demuxer, 4, "Content Encoding" );
3939                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
3940                     for( k = 0; k < cenc->ListSize(); k++ )
3941                     {
3942                         EbmlElement *l3 = (*cenc)[k];
3943                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
3944                         {
3945                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
3946                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
3947                         }
3948                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
3949                         {
3950                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
3951                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
3952                         }
3953                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
3954                         {
3955                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
3956                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
3957                         }
3958                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
3959                         {
3960                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
3961                             MkvTree( sys.demuxer, 5, "Content Compression" );
3962                             for( n = 0; n < compr->ListSize(); n++ )
3963                             {
3964                                 EbmlElement *l4 = (*compr)[n];
3965                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
3966                                 {
3967                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
3968                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
3969                                     if( uint32( compalg ) == 0 )
3970                                     {
3971                                         tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
3972                                     }
3973                                 }
3974                                 else
3975                                 {
3976                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
3977                                 }
3978                             }
3979                         }
3980
3981                         else
3982                         {
3983                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
3984                         }
3985                     }
3986
3987                 }
3988                 else
3989                 {
3990                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
3991                 }
3992             }
3993
3994         }
3995 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
3996 //        {
3997 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
3998
3999 //            tk->psz_codec_settings = UTF8ToStr( UTFstring( cset ) );
4000 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
4001 //        }
4002 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4003 //        {
4004 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4005
4006 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4007 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
4008 //        }
4009 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4010 //        {
4011 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4012
4013 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4014 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
4015 //        }
4016 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4017 //        {
4018 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4019
4020 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4021 //        }
4022 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4023 //        {
4024 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4025
4026 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4027 //        }
4028         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
4029         {
4030             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4031             unsigned int j;
4032
4033             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
4034             tk->f_fps = 0.0;
4035
4036             for( j = 0; j < tkv->ListSize(); j++ )
4037             {
4038                 EbmlElement *l = (*tkv)[j];
4039 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4040 //                {
4041 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4042
4043 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4044 //                }
4045 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4046 //                {
4047 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4048
4049 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4050 //                }
4051 //                else
4052                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4053                 {
4054                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4055
4056                     tk->fmt.video.i_width = uint16( vwidth );
4057                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4058                 }
4059                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4060                 {
4061                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4062
4063                     tk->fmt.video.i_height = uint16( vheight );
4064                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4065                 }
4066                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4067                 {
4068                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4069
4070                     tk->fmt.video.i_visible_width = uint16( vwidth );
4071                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4072                 }
4073                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4074                 {
4075                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4076
4077                     tk->fmt.video.i_visible_height = uint16( vheight );
4078                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4079                 }
4080                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4081                 {
4082                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4083
4084                     tk->f_fps = float( vfps );
4085                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4086                 }
4087 //                else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4088 //                {
4089 //                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4090
4091 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4092 //                             uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4093 //                }
4094 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4095 //                {
4096 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4097
4098 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4099 //                }
4100 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4101 //                {
4102 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4103
4104 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( gamma ) );
4105 //                }
4106                 else
4107                 {
4108                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4109                 }
4110             }
4111             if ( tk->fmt.video.i_visible_height && tk->fmt.video.i_visible_width )
4112                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * tk->fmt.video.i_visible_width / tk->fmt.video.i_visible_height;
4113         }
4114         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4115         {
4116             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4117             unsigned int j;
4118
4119             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4120
4121             for( j = 0; j < tka->ListSize(); j++ )
4122             {
4123                 EbmlElement *l = (*tka)[j];
4124
4125                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4126                 {
4127                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4128
4129                     tk->fmt.audio.i_rate = (int)float( afreq );
4130                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4131                 }
4132                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4133                 {
4134                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4135
4136                     tk->fmt.audio.i_channels = uint8( achan );
4137                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4138                 }
4139                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4140                 {
4141                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4142
4143                     tk->fmt.audio.i_bitspersample = uint8( abits );
4144                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4145                 }
4146                 else
4147                 {
4148                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4149                 }
4150             }
4151         }
4152         else
4153         {
4154             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4155                      typeid(*l).name() );
4156         }
4157     }
4158 }
4159
4160 /*****************************************************************************
4161  * ParseTracks:
4162  *****************************************************************************/
4163 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4164 {
4165     EbmlElement *el;
4166     unsigned int i;
4167     int i_upper_level = 0;
4168
4169     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4170
4171     /* Master elements */
4172     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4173
4174     for( i = 0; i < tracks->ListSize(); i++ )
4175     {
4176         EbmlElement *l = (*tracks)[i];
4177
4178         if( MKV_IS_ID( l, KaxTrackEntry ) )
4179         {
4180             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4181         }
4182         else
4183         {
4184             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4185         }
4186     }
4187 }
4188
4189 /*****************************************************************************
4190  * ParseInfo:
4191  *****************************************************************************/
4192 void matroska_segment_c::ParseInfo( KaxInfo *info )
4193 {
4194     EbmlElement *el;
4195     EbmlMaster  *m;
4196     size_t i, j;
4197     int i_upper_level = 0;
4198
4199     msg_Dbg( &sys.demuxer, "|   + Information" );
4200
4201     /* Master elements */
4202     m = static_cast<EbmlMaster *>(info);
4203     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4204
4205     for( i = 0; i < m->ListSize(); i++ )
4206     {
4207         EbmlElement *l = (*m)[i];
4208
4209         if( MKV_IS_ID( l, KaxSegmentUID ) )
4210         {
4211             p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4212
4213             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4214         }
4215         else if( MKV_IS_ID( l, KaxPrevUID ) )
4216         {
4217             p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4218
4219             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4220         }
4221         else if( MKV_IS_ID( l, KaxNextUID ) )
4222         {
4223             p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4224
4225             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4226         }
4227         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4228         {
4229             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4230
4231             i_timescale = uint64(tcs);
4232
4233             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4234                      i_timescale );
4235         }
4236         else if( MKV_IS_ID( l, KaxDuration ) )
4237         {
4238             KaxDuration &dur = *(KaxDuration*)l;
4239
4240             i_duration = mtime_t( double( dur ) );
4241
4242             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4243                      i_duration );
4244         }
4245         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4246         {
4247             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4248
4249             psz_muxing_application = UTF8ToStr( UTFstring( mapp ) );
4250
4251             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4252                      psz_muxing_application );
4253         }
4254         else if( MKV_IS_ID( l, KaxWritingApp ) )
4255         {
4256             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4257
4258             psz_writing_application = UTF8ToStr( UTFstring( wapp ) );
4259
4260             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4261                      psz_writing_application );
4262         }
4263         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4264         {
4265             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4266
4267             psz_segment_filename = UTF8ToStr( UTFstring( sfn ) );
4268
4269             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4270                      psz_segment_filename );
4271         }
4272         else if( MKV_IS_ID( l, KaxTitle ) )
4273         {
4274             KaxTitle &title = *(KaxTitle*)l;
4275
4276             psz_title = UTF8ToStr( UTFstring( title ) );
4277
4278             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4279         }
4280         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4281         {
4282             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4283
4284             families.push_back(*uid);
4285
4286             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4287         }
4288 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
4289         else if( MKV_IS_ID( l, KaxDateUTC ) )
4290         {
4291             KaxDateUTC &date = *(KaxDateUTC*)l;
4292             time_t i_date;
4293             struct tm tmres;
4294             char   buffer[256];
4295
4296             i_date = date.GetEpochDate();
4297             memset( buffer, 0, 256 );
4298             if( gmtime_r( &i_date, &tmres ) &&
4299                 asctime_r( &tmres, buffer ) )
4300             {
4301                 buffer[strlen( buffer)-1]= '\0';
4302                 psz_date_utc = strdup( buffer );
4303                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4304             }
4305         }
4306 #endif
4307 #if LIBMATROSKA_VERSION >= 0x000704
4308         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4309         {
4310             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4311             chapter_translation_c *p_translate = new chapter_translation_c();
4312
4313             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4314             for( j = 0; j < p_trans->ListSize(); j++ )
4315             {
4316                 EbmlElement *l = (*p_trans)[j];
4317
4318                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4319                 {
4320                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4321                 }
4322                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4323                 {
4324                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4325                 }
4326                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4327                 {
4328                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4329                 }
4330             }
4331
4332             translations.push_back( p_translate );
4333         }
4334 #endif
4335         else
4336         {
4337             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4338         }
4339     }
4340
4341     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4342     i_duration = mtime_t(f_dur);
4343 }
4344
4345
4346 /*****************************************************************************
4347  * ParseChapterAtom
4348  *****************************************************************************/
4349 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4350 {
4351     size_t i, j;
4352
4353     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4354     for( i = 0; i < ca->ListSize(); i++ )
4355     {
4356         EbmlElement *l = (*ca)[i];
4357
4358         if( MKV_IS_ID( l, KaxChapterUID ) )
4359         {
4360             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4361             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4362         }
4363         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4364         {
4365             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4366             chapters.b_display_seekpoint = uint8( flag ) == 0;
4367
4368             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4369         }
4370         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4371         {
4372             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4373             chapters.i_start_time = uint64( start ) / I64C(1000);
4374
4375             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4376         }
4377         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4378         {
4379             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4380             chapters.i_end_time = uint64( end ) / I64C(1000);
4381
4382             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4383         }
4384         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4385         {
4386             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4387
4388             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4389             for( j = 0; j < cd->ListSize(); j++ )
4390             {
4391                 EbmlElement *l= (*cd)[j];
4392
4393                 if( MKV_IS_ID( l, KaxChapterString ) )
4394                 {
4395                     int k;
4396
4397                     KaxChapterString &name =*(KaxChapterString*)l;
4398                     for (k = 0; k < i_level; k++)
4399                         chapters.psz_name += '+';
4400                     chapters.psz_name += ' ';
4401                     chapters.psz_name += UTF8ToStr( UTFstring( name ) );
4402                     chapters.b_user_display = true;
4403
4404                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", UTF8ToStr(UTFstring(name)) );
4405                 }
4406                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4407                 {
4408                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4409                     const char *psz = string( lang ).c_str();
4410
4411                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4412                 }
4413                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4414                 {
4415                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4416                     const char *psz = string( ct ).c_str();
4417
4418                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4419                 }
4420             }
4421         }
4422         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4423         {
4424             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4425
4426             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4427             chapter_codec_cmds_c *p_ccodec = NULL;
4428
4429             for( j = 0; j < cp->ListSize(); j++ )
4430             {
4431                 EbmlElement *k= (*cp)[j];
4432
4433                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4434                 {
4435                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4436                     if ( uint32(*p_codec_id) == 0 )
4437                         p_ccodec = new matroska_script_codec_c( sys );
4438                     else if ( uint32(*p_codec_id) == 1 )
4439                         p_ccodec = new dvd_chapter_codec_c( sys );
4440                     break;
4441                 }
4442             }
4443
4444             if ( p_ccodec != NULL )
4445             {
4446                 for( j = 0; j < cp->ListSize(); j++ )
4447                 {
4448                     EbmlElement *k= (*cp)[j];
4449
4450                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4451                     {
4452                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4453                         p_ccodec->SetPrivate( *p_private );
4454                     }
4455                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4456                     {
4457                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4458                     }
4459                 }
4460                 chapters.codecs.push_back( p_ccodec );
4461             }
4462         }
4463         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4464         {
4465             chapter_item_c *new_sub_chapter = new chapter_item_c();
4466             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4467             new_sub_chapter->psz_parent = &chapters;
4468             chapters.sub_chapters.push_back( new_sub_chapter );
4469         }
4470     }
4471 }
4472
4473 /*****************************************************************************
4474  * ParseChapters:
4475  *****************************************************************************/
4476 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4477 {
4478     EbmlElement *el;
4479     size_t i;
4480     int i_upper_level = 0;
4481     mtime_t i_dur;
4482
4483     /* Master elements */
4484     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4485
4486     for( i = 0; i < chapters->ListSize(); i++ )
4487     {
4488         EbmlElement *l = (*chapters)[i];
4489
4490         if( MKV_IS_ID( l, KaxEditionEntry ) )
4491         {
4492             chapter_edition_c *p_edition = new chapter_edition_c();
4493
4494             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4495             size_t j;
4496             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4497             for( j = 0; j < E->ListSize(); j++ )
4498             {
4499                 EbmlElement *l = (*E)[j];
4500
4501                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4502                 {
4503                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4504                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4505                     p_edition->sub_chapters.push_back( new_sub_chapter );
4506                 }
4507                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4508                 {
4509                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4510                 }
4511                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4512                 {
4513                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4514                 }
4515                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4516                 {
4517                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4518                         i_default_edition = stored_editions.size();
4519                 }
4520                 else
4521                 {
4522                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4523                 }
4524             }
4525             stored_editions.push_back( p_edition );
4526         }
4527         else
4528         {
4529             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4530         }
4531     }
4532
4533     for( i = 0; i < stored_editions.size(); i++ )
4534     {
4535         stored_editions[i]->RefreshChapters( );
4536     }
4537
4538     if ( stored_editions[i_default_edition]->b_ordered )
4539     {
4540         /* update the duration of the segment according to the sum of all sub chapters */
4541         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4542         if (i_dur > 0)
4543             i_duration = i_dur;
4544     }
4545 }
4546
4547 void matroska_segment_c::ParseCluster( )
4548 {
4549     EbmlElement *el;
4550     EbmlMaster  *m;
4551     unsigned int i;
4552     int i_upper_level = 0;
4553
4554     /* Master elements */
4555     m = static_cast<EbmlMaster *>( cluster );
4556     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4557
4558     for( i = 0; i < m->ListSize(); i++ )
4559     {
4560         EbmlElement *l = (*m)[i];
4561
4562         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4563         {
4564             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4565
4566             cluster->InitTimecode( uint64( ctc ), i_timescale );
4567             break;
4568         }
4569     }
4570
4571     i_start_time = cluster->GlobalTimecode() / 1000;
4572 }
4573
4574 /*****************************************************************************
4575  * InformationCreate:
4576  *****************************************************************************/
4577 void matroska_segment_c::InformationCreate( )
4578 {
4579     size_t      i_track;
4580
4581     sys.meta = vlc_meta_New();
4582
4583     if( psz_title )
4584     {
4585         vlc_meta_Add( sys.meta, VLC_META_TITLE, psz_title );
4586     }
4587     if( psz_date_utc )
4588     {
4589         vlc_meta_Add( sys.meta, VLC_META_DATE, psz_date_utc );
4590     }
4591     if( psz_segment_filename )
4592     {
4593         vlc_meta_Add( sys.meta, _("Segment filename"), psz_segment_filename );
4594     }
4595     if( psz_muxing_application )
4596     {
4597         vlc_meta_Add( sys.meta, _("Muxing application"), psz_muxing_application );
4598     }
4599     if( psz_writing_application )
4600     {
4601         vlc_meta_Add( sys.meta, _("Writing application"), psz_writing_application );
4602     }
4603
4604     for( i_track = 0; i_track < tracks.size(); i_track++ )
4605     {
4606         mkv_track_t *tk = tracks[i_track];
4607         vlc_meta_t *mtk = vlc_meta_New();
4608
4609         sys.meta->track = (vlc_meta_t**)realloc( sys.meta->track,
4610                                                     sizeof( vlc_meta_t * ) * ( sys.meta->i_track + 1 ) );
4611         sys.meta->track[sys.meta->i_track++] = mtk;
4612
4613         if( tk->fmt.psz_description )
4614         {
4615             vlc_meta_Add( sys.meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
4616         }
4617         if( tk->psz_codec_name )
4618         {
4619             vlc_meta_Add( sys.meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
4620         }
4621         if( tk->psz_codec_settings )
4622         {
4623             vlc_meta_Add( sys.meta, VLC_META_SETTING, tk->psz_codec_settings );
4624         }
4625         if( tk->psz_codec_info_url )
4626         {
4627             vlc_meta_Add( sys.meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
4628         }
4629         if( tk->psz_codec_download_url )
4630         {
4631             vlc_meta_Add( sys.meta, VLC_META_URL, tk->psz_codec_download_url );
4632         }
4633     }
4634
4635     if( i_tags_position >= 0 )
4636     {
4637         vlc_bool_t b_seekable;
4638
4639         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
4640         if( b_seekable )
4641         {
4642             LoadTags( );
4643         }
4644     }
4645 }
4646
4647
4648 /*****************************************************************************
4649  * Divers
4650  *****************************************************************************/
4651
4652 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
4653 {
4654 #define idx p_indexes[i_index]
4655     idx.i_track       = -1;
4656     idx.i_block_number= -1;
4657     idx.i_position    = cluster->GetElementPosition();
4658     idx.i_time        = -1;
4659     idx.b_key         = VLC_TRUE;
4660
4661     i_index++;
4662     if( i_index >= i_index_max )
4663     {
4664         i_index_max += 1024;
4665         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
4666     }
4667 #undef idx
4668 }
4669
4670 static char * UTF8ToStr( const UTFstring &u )
4671 {
4672     int     i_src;
4673     const wchar_t *src;
4674     char *dst, *p;
4675
4676     i_src = u.length();
4677     src   = u.c_str();
4678
4679     p = dst = (char*)malloc( i_src + 1);
4680     while( i_src > 0 )
4681     {
4682         if( *src < 255 )
4683         {
4684             *p++ = (char)*src;
4685         }
4686         else
4687         {
4688             *p++ = '?';
4689         }
4690         src++;
4691         i_src--;
4692     }
4693     *p++= '\0';
4694
4695     return dst;
4696 }
4697
4698 void chapter_edition_c::RefreshChapters( )
4699 {
4700     chapter_item_c::RefreshChapters( b_ordered, -1 );
4701     b_display_seekpoint = false;
4702 }
4703
4704 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
4705 {
4706     int64_t i_user_time = i_prev_user_time;
4707
4708     // first the sub-chapters, and then ourself
4709     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4710     while ( index != sub_chapters.end() )
4711     {
4712         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
4713         index++;
4714     }
4715
4716     if ( b_ordered )
4717     {
4718         // the ordered chapters always start at zero
4719         if ( i_prev_user_time == -1 )
4720         {
4721             if ( i_user_time == -1 )
4722                 i_user_time = 0;
4723             i_prev_user_time = 0;
4724         }
4725
4726         i_user_start_time = i_prev_user_time;
4727         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
4728         {
4729             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
4730         }
4731         else
4732         {
4733             i_user_end_time = i_user_time;
4734         }
4735     }
4736     else
4737     {
4738         std::sort( sub_chapters.begin(), sub_chapters.end() );
4739         i_user_start_time = i_start_time;
4740         if ( i_end_time != -1 )
4741             i_user_end_time = i_end_time;
4742         else if ( i_user_time != -1 )
4743             i_user_end_time = i_user_time;
4744         else
4745             i_user_end_time = i_user_start_time;
4746     }
4747
4748     return i_user_end_time;
4749 }
4750
4751 mtime_t chapter_edition_c::Duration() const
4752 {
4753     mtime_t i_result = 0;
4754
4755     if ( sub_chapters.size() )
4756     {
4757         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
4758         index--;
4759         i_result = (*index)->i_user_end_time;
4760     }
4761
4762     return i_result;
4763 }
4764
4765 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode )
4766 {
4767     chapter_item_c *psz_result = NULL;
4768
4769     if ( i_user_timecode >= i_user_start_time &&
4770         ( i_user_timecode < i_user_end_time ||
4771           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
4772     {
4773         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4774         while ( index != sub_chapters.end() && psz_result == NULL )
4775         {
4776             psz_result = (*index)->FindTimecode( i_user_timecode );
4777             index++;
4778         }
4779
4780         if ( psz_result == NULL )
4781             psz_result = this;
4782     }
4783
4784     return psz_result;
4785 }
4786
4787 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
4788 {
4789     if ( &item == this )
4790         return true;
4791
4792     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
4793     while ( index != sub_chapters.end() )
4794     {
4795         if ( (*index)->ParentOf( item ) )
4796             return true;
4797         index++;
4798     }
4799
4800     return false;
4801 }
4802
4803 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
4804 {
4805     for (size_t i=0; i<opened_segments.size(); i++)
4806     {
4807         opened_segments[i]->PreloadFamily( of_segment );
4808     }
4809 }
4810 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
4811 {
4812     if ( b_preloaded )
4813         return false;
4814
4815     for (size_t i=0; i<families.size(); i++)
4816     {
4817         for (size_t j=0; j<of_segment.families.size(); j++)
4818         {
4819             if ( families[i] == of_segment.families[j] )
4820                 return Preload( );
4821         }
4822     }
4823
4824     return false;
4825 }
4826
4827 // preload all the linked segments for all preloaded segments
4828 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
4829 {
4830     size_t i_preloaded, i, j;
4831     virtual_segment_c *p_seg;
4832
4833     p_current_segment = VirtualFromSegments( p_segment );
4834
4835     used_segments.push_back( p_current_segment );
4836
4837     // create all the other virtual segments of the family
4838     do {
4839         i_preloaded = 0;
4840         for ( i=0; i< opened_segments.size(); i++ )
4841         {
4842             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
4843             {
4844                 p_seg = VirtualFromSegments( opened_segments[i] );
4845                 used_segments.push_back( p_seg );
4846                 i_preloaded++;
4847             }
4848         }
4849     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
4850
4851     // publish all editions of all usable segment
4852     for ( i=0; i< used_segments.size(); i++ )
4853     {
4854         p_seg = used_segments[i];
4855         if ( p_seg->p_editions != NULL )
4856         {
4857             std::string sz_name;
4858             input_title_t *p_title = vlc_input_title_New();
4859             p_seg->i_sys_title = i;
4860             int i_chapters;
4861
4862             // TODO use a name for each edition, let the TITLE deal with a codec name
4863             for ( j=0; j<p_seg->p_editions->size(); j++ )
4864             {
4865                 if ( p_title->psz_name == NULL )
4866                 {
4867                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
4868                     if ( sz_name != "" )
4869                         p_title->psz_name = strdup( sz_name.c_str() );
4870                 }
4871
4872                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
4873
4874                 i_chapters = 0;
4875                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
4876             }
4877
4878             // create a name if there is none
4879             if ( p_title->psz_name == NULL )
4880             {
4881                 sz_name = N_("Segment ");
4882                 char psz_str[6];
4883                 sprintf( psz_str, "%d", i );
4884                 sz_name += psz_str;
4885                 p_title->psz_name = strdup( sz_name.c_str() );
4886             }
4887
4888             titles.push_back( p_title );
4889         }
4890     }
4891
4892     // TODO decide which segment should be first used (VMG for DVD)
4893 }
4894
4895 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
4896 {
4897     for ( size_t i=0; i< used_segments.size(); i++ )
4898     {
4899         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
4900             return true;
4901     }
4902     return false;
4903 }
4904
4905 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
4906 {
4907     size_t i_preloaded, i;
4908
4909     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
4910
4911     // fill our current virtual segment with all hard linked segments
4912     do {
4913         i_preloaded = 0;
4914         for ( i=0; i< opened_segments.size(); i++ )
4915         {
4916             i_preloaded += p_result->AddSegment( opened_segments[i] );
4917         }
4918     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
4919
4920     p_result->Sort( );
4921
4922     p_result->PreloadLinked( );
4923
4924     p_result->PrepareChapters( );
4925
4926     return p_result;
4927 }
4928
4929 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
4930 {
4931     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
4932     {
4933         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
4934             p_current_segment->Segment()->UnSelect();
4935
4936         p_current_segment = p_new_segment;
4937         i_current_title = p_new_segment->i_sys_title;
4938     }
4939
4940     p_current_segment->LoadCues();
4941     f_duration = p_current_segment->Duration();
4942
4943     /* add information */
4944     p_current_segment->Segment()->InformationCreate( );
4945
4946     p_current_segment->Segment()->Select( 0 );
4947
4948     return true;
4949 }
4950
4951 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
4952 {
4953     // if the segment is not part of the current segment, select the new one
4954     if ( &vsegment != p_current_segment )
4955     {
4956         PreparePlayback( &vsegment );
4957     }
4958
4959     if ( p_chapter != NULL )
4960     {
4961         if ( !p_chapter->Enter( true ) )
4962         {
4963             // jump to the location in the found segment
4964             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, NULL );
4965         }
4966     }
4967
4968 }
4969
4970 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
4971 {
4972     EbmlBinary * p_itema = (EbmlBinary *)(p_item_a->p_segment_uid);
4973     if ( *p_itema == *p_item_b->p_prev_segment_uid )
4974         return true;
4975
4976     p_itema = (EbmlBinary *)(&p_item_a->p_next_segment_uid);
4977     if ( *p_itema == *p_item_b->p_segment_uid )
4978         return true;
4979
4980     if ( *p_itema == *p_item_b->p_prev_segment_uid )
4981         return true;
4982
4983     return false;
4984 }
4985
4986 bool matroska_segment_c::Preload( )
4987 {
4988     if ( b_preloaded )
4989         return false;
4990
4991     EbmlElement *el = NULL;
4992
4993     ep->Reset( &sys.demuxer );
4994
4995     while( ( el = ep->Get() ) != NULL )
4996     {
4997         if( MKV_IS_ID( el, KaxInfo ) )
4998         {
4999             ParseInfo( static_cast<KaxInfo*>( el ) );
5000         }
5001         else if( MKV_IS_ID( el, KaxTracks ) )
5002         {
5003             ParseTracks( static_cast<KaxTracks*>( el ) );
5004         }
5005         else if( MKV_IS_ID( el, KaxSeekHead ) )
5006         {
5007             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5008         }
5009         else if( MKV_IS_ID( el, KaxCues ) )
5010         {
5011             msg_Dbg( &sys.demuxer, "|   + Cues" );
5012         }
5013         else if( MKV_IS_ID( el, KaxCluster ) )
5014         {
5015             msg_Dbg( &sys.demuxer, "|   + Cluster" );
5016
5017             cluster = (KaxCluster*)el;
5018
5019             i_start_pos = cluster->GetElementPosition();
5020             ParseCluster( );
5021
5022             ep->Down();
5023             /* stop parsing the stream */
5024             break;
5025         }
5026         else if( MKV_IS_ID( el, KaxAttachments ) )
5027         {
5028             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
5029         }
5030         else if( MKV_IS_ID( el, KaxChapters ) )
5031         {
5032             msg_Dbg( &sys.demuxer, "|   + Chapters" );
5033             ParseChapters( static_cast<KaxChapters*>( el ) );
5034         }
5035         else if( MKV_IS_ID( el, KaxTag ) )
5036         {
5037             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5038         }
5039         else
5040         {
5041             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5042         }
5043     }
5044
5045     b_preloaded = true;
5046
5047     return true;
5048 }
5049
5050 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5051 {
5052     for (size_t i=0; i<opened_segments.size(); i++)
5053     {
5054         if ( *opened_segments[i]->p_segment_uid == uid )
5055             return opened_segments[i];
5056     }
5057     return NULL;
5058 }
5059
5060 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5061                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5062                                         const void *p_cookie,
5063                                         size_t i_cookie_size,
5064                                         virtual_segment_c * &p_segment_found )
5065 {
5066     chapter_item_c *p_result = NULL;
5067     for (size_t i=0; i<used_segments.size(); i++)
5068     {
5069         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5070         if ( p_result != NULL )
5071         {
5072             p_segment_found = used_segments[i];
5073             break;
5074         }
5075     }
5076     return p_result;
5077 }
5078
5079 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5080 {
5081     chapter_item_c *p_result = NULL;
5082     for (size_t i=0; i<used_segments.size(); i++)
5083     {
5084         p_result = used_segments[i]->FindChapter( i_find_uid );
5085         if ( p_result != NULL )
5086         {
5087             p_segment_found = used_segments[i];
5088             break;
5089         }
5090     }
5091     return p_result;
5092 }
5093
5094 void virtual_segment_c::Sort()
5095 {
5096     // keep the current segment index
5097     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5098
5099     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5100
5101     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5102         if ( linked_segments[i_current_segment] == p_segment )
5103             break;
5104 }
5105
5106 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5107 {
5108     size_t i;
5109     // check if it's not already in here
5110     for ( i=0; i<linked_segments.size(); i++ )
5111     {
5112         if ( *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5113             return 0;
5114     }
5115
5116     // find possible mates
5117     for ( i=0; i<linked_uids.size(); i++ )
5118     {
5119         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5120             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5121             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5122         {
5123             linked_segments.push_back( p_segment );
5124
5125             AppendUID( p_segment->p_prev_segment_uid );
5126             AppendUID( p_segment->p_next_segment_uid );
5127
5128             return 1;
5129         }
5130     }
5131     return 0;
5132 }
5133
5134 void virtual_segment_c::PreloadLinked( )
5135 {
5136     for ( size_t i=0; i<linked_segments.size(); i++ )
5137     {
5138         linked_segments[i]->Preload( );
5139     }
5140     i_current_edition = linked_segments[0]->i_default_edition;
5141 }
5142
5143 mtime_t virtual_segment_c::Duration() const
5144 {
5145     mtime_t i_duration;
5146     if ( linked_segments.size() == 0 )
5147         i_duration = 0;
5148     else {
5149         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5150 //        p_last_segment->ParseCluster( );
5151
5152         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5153     }
5154     return i_duration;
5155 }
5156
5157 void virtual_segment_c::LoadCues( )
5158 {
5159     for ( size_t i=0; i<linked_segments.size(); i++ )
5160     {
5161         linked_segments[i]->LoadCues();
5162     }
5163 }
5164
5165 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5166 {
5167     if ( p_UID == NULL )
5168         return;
5169     if ( p_UID->GetBuffer() == NULL )
5170         return;
5171
5172     for (size_t i=0; i<linked_uids.size(); i++)
5173     {
5174         if ( *p_UID == linked_uids[i] )
5175             return;
5176     }
5177     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5178 }
5179
5180 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5181 {
5182     KaxBlock    *block;
5183     uint64      i_cuepos;
5184     int         i_track_skipping;
5185     int64_t     i_block_duration;
5186     int64_t     i_block_ref1;
5187     int64_t     i_block_ref2;
5188     size_t      i_track;
5189     int64_t     i_seek_position = i_start_pos;
5190     int64_t     i_seek_time = i_start_time;
5191
5192     if ( i_index > 0 )
5193     {
5194         int i_idx = 0;
5195
5196         for( ; i_idx < i_index; i_idx++ )
5197         {
5198             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5199             {
5200                 break;
5201             }
5202         }
5203
5204         if( i_idx > 0 )
5205         {
5206             i_idx--;
5207         }
5208
5209         i_seek_position = p_indexes[i_idx].i_position;
5210         i_seek_time = p_indexes[i_idx].i_time;
5211     }
5212
5213     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5214                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5215
5216     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5217
5218     delete ep;
5219     ep = new EbmlParser( &es, segment, &sys.demuxer );
5220     cluster = NULL;
5221
5222     sys.i_start_pts = i_date;
5223
5224     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5225
5226     /* now parse until key frame */
5227     i_track_skipping = 0;
5228     for( i_track = 0; i_track < tracks.size(); i_track++ )
5229     {
5230         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5231         {
5232             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5233             i_track_skipping++;
5234         }
5235         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5236     }
5237
5238
5239     while( i_track_skipping > 0 )
5240     {
5241         if( BlockGet( block, i_cuepos, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5242         {
5243             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5244
5245             return;
5246         }
5247
5248         for( i_track = 0; i_track < tracks.size(); i_track++ )
5249         {
5250             if( tracks[i_track]->i_number == block->TrackNum() )
5251             {
5252                 break;
5253             }
5254         }
5255
5256         sys.i_pts = sys.i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
5257
5258         if( i_track < tracks.size() )
5259         {
5260            if( sys.i_pts >= sys.i_start_pts )
5261             {
5262                 ep->UnGet( i_cuepos );
5263                 i_track_skipping = 0;
5264             }
5265             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5266             {
5267                 if( i_block_ref1 == -1 && tracks[i_track]->b_search_keyframe )
5268                 {
5269                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5270                     i_track_skipping--;
5271                 }
5272                 if( !tracks[i_track]->b_search_keyframe )
5273                 {
5274                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5275                 }
5276             }
5277         }
5278
5279         delete block;
5280     }
5281 }
5282
5283 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5284 {
5285     demux_sys_t *p_sys = demuxer.p_sys;
5286     size_t i;
5287
5288     // find the actual time for an ordered edition
5289     if ( psz_chapter == NULL )
5290     {
5291         if ( Edition() && Edition()->b_ordered )
5292         {
5293             /* 1st, we need to know in which chapter we are */
5294             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date );
5295         }
5296     }
5297
5298     if ( psz_chapter != NULL )
5299     {
5300         psz_current_chapter = psz_chapter;
5301         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5302         if ( psz_chapter->i_seekpoint_num > 0 )
5303         {
5304             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5305             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5306             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5307         }
5308     }
5309
5310     // find the best matching segment
5311     for ( i=0; i<linked_segments.size(); i++ )
5312     {
5313         if ( i_date < linked_segments[i]->i_start_time )
5314             break;
5315     }
5316
5317     if ( i > 0 )
5318         i--;
5319
5320     if ( i_current_segment != i  )
5321     {
5322         linked_segments[i_current_segment]->UnSelect();
5323         linked_segments[i]->Select( i_date );
5324         i_current_segment = i;
5325     }
5326
5327     linked_segments[i]->Seek( i_date, i_time_offset );
5328 }
5329
5330 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5331 {
5332     size_t i;
5333
5334     uint32 codec_time = uint32(-1);
5335     for( i = 0; i < command.ListSize(); i++ )
5336     {
5337         const EbmlElement *k = command[i];
5338
5339         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5340         {
5341             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5342             break;
5343         }
5344     }
5345
5346     for( i = 0; i < command.ListSize(); i++ )
5347     {
5348         const EbmlElement *k = command[i];
5349
5350         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5351         {
5352             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5353             switch ( codec_time )
5354             {
5355             case 0:
5356                 during_cmds.push_back( p_data );
5357                 break;
5358             case 1:
5359                 enter_cmds.push_back( p_data );
5360                 break;
5361             case 2:
5362                 leave_cmds.push_back( p_data );
5363                 break;
5364             default:
5365                 delete p_data;
5366             }
5367         }
5368     }
5369 }
5370
5371 bool chapter_item_c::Enter( bool b_do_subs )
5372 {
5373     bool f_result = false;
5374     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5375     while ( index != codecs.end() )
5376     {
5377         f_result |= (*index)->Enter();
5378         index++;
5379     }
5380
5381     if ( b_do_subs )
5382     {
5383         // sub chapters
5384         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5385         while ( index_ != sub_chapters.end() )
5386         {
5387             f_result |= (*index_)->Enter( true );
5388             index_++;
5389         }
5390     }
5391     return f_result;
5392 }
5393
5394 bool chapter_item_c::Leave( bool b_do_subs )
5395 {
5396     bool f_result = false;
5397     b_is_leaving = true;
5398     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5399     while ( index != codecs.end() )
5400     {
5401         f_result |= (*index)->Leave();
5402         index++;
5403     }
5404
5405     if ( b_do_subs )
5406     {
5407         // sub chapters
5408         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5409         while ( index_ != sub_chapters.end() )
5410         {
5411             f_result |= (*index_)->Leave( true );
5412             index_++;
5413         }
5414     }
5415     b_is_leaving = false;
5416     return f_result;
5417 }
5418
5419 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5420 {
5421     chapter_item_c *p_common_parent = p_item;
5422
5423     // leave, up to a common parent
5424     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5425     {
5426         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5427             return true;
5428         p_common_parent = p_common_parent->psz_parent;
5429     }
5430
5431     // enter from the parent to <this>
5432     if ( p_common_parent != NULL )
5433     {
5434         do
5435         {
5436             if ( p_common_parent == this )
5437                 return Enter( true );
5438
5439             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5440             {
5441                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5442                 {
5443                     p_common_parent = p_common_parent->sub_chapters[i];
5444                     if ( p_common_parent != this )
5445                         if ( p_common_parent->Enter( false ) )
5446                             return true;
5447
5448                     break;
5449                 }
5450             }
5451         } while ( 1 );
5452     }
5453
5454     if ( b_final_enter )
5455         return Enter( true );
5456     else
5457         return false;
5458 }
5459
5460 bool dvd_chapter_codec_c::Enter()
5461 {
5462     bool f_result = false;
5463     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5464     while ( index != enter_cmds.end() )
5465     {
5466         if ( (*index)->GetSize() )
5467         {
5468             binary *p_data = (*index)->GetBuffer();
5469             size_t i_size = *p_data++;
5470             // avoid reading too much from the buffer
5471             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5472             for ( ; i_size > 0; i_size--, p_data += 8 )
5473             {
5474                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5475                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5476             }
5477         }
5478         index++;
5479     }
5480     return f_result;
5481 }
5482
5483 bool dvd_chapter_codec_c::Leave()
5484 {
5485     bool f_result = false;
5486     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5487     while ( index != leave_cmds.end() )
5488     {
5489         if ( (*index)->GetSize() )
5490         {
5491             binary *p_data = (*index)->GetBuffer();
5492             size_t i_size = *p_data++;
5493             // avoid reading too much from the buffer
5494             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5495             for ( ; i_size > 0; i_size--, p_data += 8 )
5496             {
5497                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5498                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5499             }
5500         }
5501         index++;
5502     }
5503     return f_result;
5504 }
5505
5506 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5507 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5508 {
5509     if ( i_size != 8 )
5510         return false;
5511
5512     virtual_segment_c *p_segment;
5513     chapter_item_c *p_chapter;
5514     bool f_result = false;
5515     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5516
5517     // handle register tests if there are some
5518     if ( (i_command & 0xF0) != 0 )
5519     {
5520         bool b_test_positive = (i_command & CMD_DVD_IF_NOT) == 0;
5521         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5522         uint8 i_test = i_command & 0x70;
5523         uint16 i_value;
5524
5525         if ( b_test_value )
5526             i_value = ( p_command[4] << 8 ) + p_command[5];
5527         else
5528             i_value = GetPRM( p_command[7] );
5529
5530         switch ( i_test )
5531         {
5532         case CMD_DVD_IF_GPREG_EQUAL:
5533             // if equals
5534             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5535             if (!( GetPRM( p_command[3] ) == i_value ))
5536             {
5537                 b_test_positive = !b_test_positive;
5538             }
5539             break;
5540         case CMD_DVD_IF_GPREG_INF:
5541             // if inferior
5542             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5543             if (!( GetPRM( p_command[3] ) < i_value ))
5544             {
5545                 b_test_positive = !b_test_positive;
5546             }
5547             break;
5548         case CMD_DVD_IF_GPREG_AND:
5549             // if logical and
5550             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5551             if (!( GetPRM( p_command[3] ) & i_value ))
5552             {
5553                 b_test_positive = !b_test_positive;
5554             }
5555             break;
5556         case CMD_DVD_IF_GPREG_SUP_EQUAL:
5557             // if superior or equal
5558             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5559             if (!( GetPRM( p_command[3] ) >= i_value ))
5560             {
5561                 b_test_positive = !b_test_positive;
5562             }
5563             break;
5564         }
5565
5566         if ( !b_test_positive )
5567             return false;
5568     }
5569
5570     // strip the test command
5571     i_command &= 0xFF0F;
5572
5573     switch ( i_command )
5574     {
5575     case CMD_DVD_NOP:
5576     case CMD_DVD_NOP2:
5577         {
5578             msg_Dbg( &sys.demuxer, "NOP" );
5579             break;
5580         }
5581     case CMD_DVD_BREAK:
5582         {
5583             msg_Dbg( &sys.demuxer, "Break" );
5584             // TODO
5585             break;
5586         }
5587     case CMD_DVD_JUMP_TT:
5588         {
5589             uint8 i_title = p_command[5];
5590             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
5591
5592             // find in the ChapProcessPrivate matching this Title level
5593             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
5594             if ( p_segment != NULL )
5595             {
5596                 sys.JumpTo( *p_segment, p_chapter );
5597                 f_result = true;
5598             }
5599
5600             break;
5601         }
5602     case CMD_DVD_CALLSS_VTSM1:
5603         {
5604             msg_Dbg( &sys.demuxer, "CallSS" );
5605             binary p_type;
5606             switch( (p_command[6] & 0xC0) >> 6 ) {
5607                 case 0:
5608                     p_type = p_command[5] & 0x0F;
5609                     switch ( p_type )
5610                     {
5611                     case 0x00:
5612                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
5613                         break;
5614                     case 0x02:
5615                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
5616                         break;
5617                     case 0x03:
5618                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
5619                         break;
5620                     case 0x04:
5621                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
5622                         break;
5623                     case 0x05:
5624                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
5625                         break;
5626                     case 0x06:
5627                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
5628                         break;
5629                     case 0x07:
5630                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
5631                         break;
5632                     default:
5633                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
5634                         break;
5635                     }
5636                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
5637                     if ( p_segment != NULL )
5638                     {
5639                         sys.JumpTo( *p_segment, p_chapter );
5640                         f_result = true;
5641                     }
5642                 break;
5643                 case 1:
5644                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
5645                 break;
5646                 case 2:
5647                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
5648                 break;
5649                 case 3:
5650                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
5651                 break;
5652             }
5653             break;
5654         }
5655     case CMD_DVD_JUMP_SS:
5656         {
5657             msg_Dbg( &sys.demuxer, "JumpSS");
5658             binary p_type;
5659             switch( (p_command[5] & 0xC0) >> 6 ) {
5660                 case 0:
5661                     msg_Dbg( &sys.demuxer, "JumpSS FP");
5662                 break;
5663                 case 1:
5664                     p_type = p_command[5] & 0x0F;
5665                     switch ( p_type )
5666                     {
5667                     case 0x02:
5668                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
5669                         break;
5670                     case 0x03:
5671                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
5672                         break;
5673                     case 0x04:
5674                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
5675                         break;
5676                     case 0x05:
5677                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
5678                         break;
5679                     case 0x06:
5680                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
5681                         break;
5682                     case 0x07:
5683                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
5684                         break;
5685                     default:
5686                         msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
5687                         break;
5688                     }
5689                     // find the VMG
5690                     p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
5691                     if ( p_segment != NULL )
5692                     {
5693                         p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
5694                         if ( p_chapter != NULL )
5695                         {
5696                             sys.JumpTo( *p_segment, p_chapter );
5697                             f_result = true;
5698                         }
5699                     }
5700                 break;
5701                 case 2:
5702                     p_type = p_command[5] & 0x0F;
5703                     switch ( p_type )
5704                     {
5705                     case 0x02:
5706                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
5707                         break;
5708                     case 0x03:
5709                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
5710                         break;
5711                     case 0x04:
5712                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
5713                         break;
5714                     case 0x05:
5715                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
5716                         break;
5717                     case 0x06:
5718                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
5719                         break;
5720                     case 0x07:
5721                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
5722                         break;
5723                     default:
5724                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
5725                         break;
5726                     }
5727
5728                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
5729
5730                     if ( p_segment != NULL && p_chapter != NULL )
5731                     {
5732                         // find the title in the VTS
5733                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
5734                         if ( p_chapter != NULL )
5735                         {
5736                             // find the specified menu in the VTSM
5737                             p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
5738                             if ( p_chapter != NULL )
5739                             {
5740                                 sys.JumpTo( *p_segment, p_chapter );
5741                                 f_result = true;
5742                             }
5743                         }
5744                         else
5745                             msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
5746                     }
5747                     else
5748                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
5749                 break;
5750                 case 3:
5751                     msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
5752                 break;
5753             }
5754             break;
5755         }
5756     case CMD_DVD_JUMPVTS_PTT:
5757         {
5758             uint8 i_title = p_command[5];
5759             uint8 i_ptt = p_command[3];
5760
5761             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
5762
5763             // find the current VTS content segment
5764             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
5765             if ( p_chapter != NULL )
5766             {
5767                 int16 i_curr_title = p_chapter->GetTitleNumber( );
5768                 if ( i_curr_title > 0 )
5769                 {
5770                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
5771
5772                     if ( p_segment != NULL && p_chapter != NULL )
5773                     {
5774                         // find the title in the VTS
5775                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
5776                         if ( p_chapter != NULL )
5777                         {
5778                             // find the chapter in the title
5779                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
5780                             if ( p_chapter != NULL )
5781                             {
5782                                 sys.JumpTo( *p_segment, p_chapter );
5783                                 f_result = true;
5784                             }
5785                         }
5786                     else
5787                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
5788                     }
5789                     else
5790                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
5791                 }
5792                 else
5793                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
5794             }
5795             else
5796                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
5797             break;
5798         }
5799     case CMD_DVD_SET_GPRMMD:
5800         {
5801             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
5802
5803             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
5804                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
5805             break;
5806         }
5807     case CMD_DVD_LINKPGCN:
5808         {
5809             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
5810
5811             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
5812             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
5813             if ( p_chapter != NULL )
5814             {
5815                 if ( !p_chapter->Enter( true ) )
5816                     // jump to the location in the found segment
5817                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5818
5819                 f_result = true;
5820             }
5821             break;
5822         }
5823     case CMD_DVD_LINKCN:
5824         {
5825             uint8 i_cn = p_command[7];
5826
5827             p_chapter = sys.p_current_segment->CurrentChapter();
5828
5829             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
5830             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
5831             if ( p_chapter != NULL )
5832             {
5833                 if ( !p_chapter->Enter( true ) )
5834                     // jump to the location in the found segment
5835                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5836
5837                 f_result = true;
5838             }
5839             break;
5840         }
5841     case CMD_DVD_GOTO_LINE:
5842         {
5843             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
5844             // TODO
5845             break;
5846         }
5847     default:
5848         {
5849             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
5850                      ,p_command[0]
5851                      ,p_command[1]
5852                      ,p_command[2]
5853                      ,p_command[3]
5854                      ,p_command[4]
5855                      ,p_command[5]
5856                      ,p_command[6]
5857                      ,p_command[7]);
5858             break;
5859         }
5860     }
5861
5862     return f_result;
5863 }
5864
5865 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5866 {
5867     return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
5868 }
5869
5870 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5871 {
5872     if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
5873         return false;
5874
5875     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
5876 }
5877
5878 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5879 {
5880     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5881         return false;
5882
5883     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
5884         return false;
5885
5886     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
5887     uint16 i_title = *(uint16*)p_cookie;
5888
5889     return (i_gtitle == i_title);
5890 }
5891
5892 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5893 {
5894     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5895         return false;
5896
5897     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
5898         return false;
5899
5900     uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
5901     uint8 i_title = *(uint8*)p_cookie;
5902
5903     return (i_gtitle == i_title);
5904 }
5905
5906 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5907 {
5908     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5909         return false;
5910
5911     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
5912         return false;
5913
5914     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
5915     uint8 i_title = *(uint8*)p_cookie;
5916
5917     return (i_gtitle == i_title);
5918 }
5919
5920 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5921 {
5922     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
5923         return false;
5924
5925     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5926         return false;
5927
5928     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
5929     uint8 i_pgc = *(uint8*)p_cookie;
5930
5931     return (i_pgc_type == i_pgc);
5932 }
5933
5934 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5935 {
5936     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
5937         return false;
5938
5939     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5940         return false;
5941
5942     uint16 *i_pgc_n = (uint16 *)p_cookie;
5943     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
5944
5945     return (i_pgc_num == *i_pgc_n);
5946 }
5947
5948 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5949 {
5950     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
5951         return false;
5952
5953     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
5954         return false;
5955
5956     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
5957     uint8 i_ptt = *(uint8*)p_cookie;
5958
5959     return (i_chapter == i_ptt);
5960 }
5961
5962 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5963 {
5964     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
5965         return false;
5966
5967     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
5968         return false;
5969
5970     uint8 *i_cell_n = (uint8 *)p_cookie;
5971     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
5972
5973     return (i_cell_num == *i_cell_n);
5974 }
5975
5976 bool matroska_script_codec_c::Enter()
5977 {
5978     bool f_result = false;
5979     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5980     while ( index != enter_cmds.end() )
5981     {
5982         if ( (*index)->GetSize() )
5983         {
5984             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
5985             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
5986         }
5987         index++;
5988     }
5989     return f_result;
5990 }
5991
5992 bool matroska_script_codec_c::Leave()
5993 {
5994     bool f_result = false;
5995     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5996     while ( index != leave_cmds.end() )
5997     {
5998         if ( (*index)->GetSize() )
5999         {
6000             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6001             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6002         }
6003         index++;
6004     }
6005     return f_result;
6006 }
6007
6008 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6009 //  for a description of existing commands
6010 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6011 {
6012     bool b_result = false;
6013
6014     char *psz_str = (char*) malloc( i_size + 1 );
6015     memcpy( psz_str, p_command, i_size );
6016     psz_str[ i_size ] = '\0';
6017
6018     std::string sz_command = psz_str;
6019     free( psz_str );
6020
6021     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6022
6023 #if defined(__GNUC__) && (__GNUC__ < 3)
6024     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6025 #else
6026     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6027 #endif
6028     {
6029         size_t i,j;
6030
6031         // find the (
6032         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6033         {
6034             if ( sz_command[i] == '(' )
6035             {
6036                 i++;
6037                 break;
6038             }
6039         }
6040         // find the )
6041         for ( j=i; j<sz_command.size(); j++)
6042         {
6043             if ( sz_command[j] == ')' )
6044             {
6045                 i--;
6046                 break;
6047             }
6048         }
6049
6050         std::string st = sz_command.substr( i+1, j-i-1 );
6051         int64_t i_chapter_uid = atoi( st.c_str() );
6052
6053         virtual_segment_c *p_segment;
6054         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6055
6056         if ( p_chapter == NULL )
6057             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6058         else
6059         {
6060             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6061                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6062             b_result = true;
6063         }
6064     }
6065
6066     return b_result;
6067 }
6068
6069 void demux_sys_t::SwapButtons()
6070 {
6071 #ifndef WORDS_BIGENDIAN
6072     uint8_t button, i, j;
6073
6074     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6075         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6076         binary *p_data = (binary*) button_ptr;
6077
6078         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6079         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6080         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6081         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6082         button_ptr->x_start = i_x_start;
6083         button_ptr->x_end   = i_x_end;
6084         button_ptr->y_start = i_y_start;
6085         button_ptr->y_end   = i_y_end;
6086
6087     }
6088     for ( i = 0; i<3; i++ )
6089     {
6090         for ( j = 0; j<2; j++ )
6091         {
6092             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6093         }
6094     }
6095 #endif
6096 }