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
 521     int GetLevel( void );
 522
 523   private:
 524     EbmlStream  *m_es;
 525     int         mi_level;
 526     EbmlElement *m_el[10];
 527     int64_t      mi_remain_size[10];
 528
 529     EbmlElement *m_got;
 530
 531     int         mi_user_level;
 532     vlc_bool_t  mb_keep;
 533     vlc_bool_t  mb_dummy;
 534 };
 535
 536
 537 /*****************************************************************************
 538  * Some functions to manipulate memory
 539  *****************************************************************************/
 540 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 541 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 542 {
 543     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 544 }
 545
 546 /*****************************************************************************
 547  * definitions of structures and functions used by this plugins
 548  *****************************************************************************/
 549 typedef struct
 550 {
 551     vlc_bool_t   b_default;
 552     vlc_bool_t   b_enabled;
 553     unsigned int i_number;
 554
 555     int          i_extra_data;
 556     uint8_t      *p_extra_data;
 557
 558     char         *psz_codec;
 559
 560     uint64_t     i_default_duration;
 561     float        f_timecodescale;
 562
 563     /* video */
 564     es_format_t fmt;
 565     float       f_fps;
 566     es_out_id_t *p_es;
 567
 568     vlc_bool_t      b_inited;
 569     /* data to be send first */
 570     int             i_data_init;
 571     uint8_t         *p_data_init;
 572
 573     /* hack : it's for seek */
 574     vlc_bool_t      b_search_keyframe;
 575     vlc_bool_t      b_silent;
 576
 577     /* informative */
 578     char         *psz_codec_name;
 579     char         *psz_codec_settings;
 580     char         *psz_codec_info_url;
 581     char         *psz_codec_download_url;
 582
 583     /* encryption/compression */
 584     int           i_compression_type;
 585
 586 } mkv_track_t;
 587
 588 typedef struct
 589 {
 590     int     i_track;
 591     int     i_block_number;
 592
 593     int64_t i_position;
 594     int64_t i_time;
 595
 596     vlc_bool_t b_key;
 597 } mkv_index_t;
 598
 599 class demux_sys_t;
 600
 601 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 602 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 603 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 604 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 605 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 606 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 607 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 608
 609 class chapter_codec_cmds_c
 610 {
 611 public:
 612     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 613     :i_codec_id( codec_id )
 614     ,sys( demuxer )
 615     {}
 616
 617     virtual ~chapter_codec_cmds_c() {}
 618
 619     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 620     {
 621         m_private_data = *( new KaxChapterProcessPrivate( private_data ) );
 622     }
 623
 624     void AddCommand( const KaxChapterProcessCommand & command );
 625
 626     /// \return wether the codec has seeked in the files or not
 627     virtual bool Enter() { return false; }
 628     virtual bool Leave() { return false; }
 629     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 630     virtual int16 GetTitleNumber() { return -1; }
 631
 632     KaxChapterProcessPrivate m_private_data;
 633
 634 protected:
 635     std::vector<KaxChapterProcessData> enter_cmds;
 636     std::vector<KaxChapterProcessData> during_cmds;
 637     std::vector<KaxChapterProcessData> leave_cmds;
 638
 639     int i_codec_id;
 640     demux_sys_t & sys;
 641 };
 642
 643 class dvd_command_interpretor_c
 644 {
 645 public:
 646     dvd_command_interpretor_c( demux_sys_t & demuxer )
 647     :sys( demuxer )
 648     {
 649         memset( p_PRMs, 0, sizeof(p_PRMs) );
 650         p_PRMs[ 0x80 + 1 ] = 15;
 651         p_PRMs[ 0x80 + 2 ] = 62;
 652         p_PRMs[ 0x80 + 3 ] = 1;
 653         p_PRMs[ 0x80 + 4 ] = 1;
 654         p_PRMs[ 0x80 + 7 ] = 1;
 655         p_PRMs[ 0x80 + 8 ] = 1;
 656         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 657         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 658     }
 659
 660     bool Interpret( const binary * p_command, size_t i_size = 8 );
 661
 662     uint16 GetPRM( size_t index ) const
 663     {
 664         if ( index < 256 )
 665             return p_PRMs[ index ];
 666         else return 0;
 667     }
 668
 669     uint16 GetGPRM( size_t index ) const
 670     {
 671         if ( index >= 0 && index < 16 )
 672             return p_PRMs[ index ];
 673         else return 0;
 674     }
 675
 676     uint16 GetSPRM( size_t index ) const
 677     {
 678         // 21,22,23 reserved for future use
 679         if ( index >= 0x80 && index < 0x95 )
 680             return p_PRMs[ index ];
 681         else return 0;
 682     }
 683
 684     bool SetPRM( size_t index, uint16 value )
 685     {
 686         if ( index >= 0 && index < 16 )
 687         {
 688             p_PRMs[ index ] = value;
 689             return true;
 690         }
 691         return false;
 692     }
 693
 694     bool SetGPRM( size_t index, uint16 value )
 695     {
 696         if ( index >= 0 && index < 16 )
 697         {
 698             p_PRMs[ index ] = value;
 699             return true;
 700         }
 701         return false;
 702     }
 703
 704     bool SetSPRM( size_t index, uint16 value )
 705     {
 706         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 707         {
 708             p_PRMs[ index ] = value;
 709             return true;
 710         }
 711         return false;
 712     }
 713
 714 protected:
 715     std::string GetRegTypeName( bool b_value, uint16 value ) const
 716     {
 717         std::string result;
 718         char s_value[6], s_reg_value[6];
 719         sprintf( s_value, "%.5d", value );
 720
 721         if ( b_value )
 722         {
 723             result = "value (";
 724             result += s_value;
 725             result += ")";
 726         }
 727         else if ( value < 0x80 )
 728         {
 729             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 730             result = "GPreg[";
 731             result += s_value;
 732             result += "] (";
 733             result += s_reg_value;
 734             result += ")";
 735         }
 736         else
 737         {
 738             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 739             result = "SPreg[";
 740             result += s_value;
 741             result += "] (";
 742             result += s_reg_value;
 743             result += ")";
 744         }
 745         return result;
 746     }
 747
 748     uint16       p_PRMs[256];
 749     demux_sys_t  & sys;
 750
 751     // DVD command IDs
 752
 753     // Tests
 754     // wether the test has to be positive or not
 755     static const uint16 CMD_DVD_IF_NOT              = 0x10;
 756     // wether it's a comparison on the value or register
 757     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 758     static const uint16 CMD_DVD_IF_GPREG_AND        = (0 << 5);
 759     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (1 << 5);
 760     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (2 << 5);
 761     static const uint16 CMD_DVD_IF_GPREG_INF        = (3 << 5);
 762
 763     static const uint16 CMD_DVD_NOP                    = 0x0000;
 764     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 765     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 766     // Links
 767     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 768     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 769     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 770     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 771     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 772     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 773     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 774     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 775     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 776     //
 777     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 778     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 779     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 780     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 781     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 782     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 783     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 784     // Operations
 785     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 786     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 787     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 788     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 789     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 790     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 791
 792     // callbacks when browsing inside CodecPrivate
 793     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 794     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 795     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 796     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 797     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 798     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 799     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 800 };
 801
 802 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 803 {
 804 public:
 805     dvd_chapter_codec_c( demux_sys_t & sys )
 806     :chapter_codec_cmds_c( sys, 1 )
 807     {}
 808
 809     bool Enter();
 810     bool Leave();
 811     std::string GetCodecName( bool f_for_title = false ) const;
 812     int16 GetTitleNumber();
 813 };
 814
 815 class matroska_script_interpretor_c
 816 {
 817 public:
 818     matroska_script_interpretor_c( demux_sys_t & demuxer )
 819     :sys( demuxer )
 820     {}
 821
 822     bool Interpret( const binary * p_command, size_t i_size );
 823
 824     // DVD command IDs
 825     static const std::string CMD_MS_GOTO_AND_PLAY;
 826
 827 protected:
 828     demux_sys_t  & sys;
 829 };
 830
 831 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 832
 833
 834 class matroska_script_codec_c : public chapter_codec_cmds_c
 835 {
 836 public:
 837     matroska_script_codec_c( demux_sys_t & sys )
 838     :chapter_codec_cmds_c( sys, 0 )
 839     ,interpretor( sys )
 840     {}
 841
 842     bool Enter();
 843     bool Leave();
 844
 845 protected:
 846     matroska_script_interpretor_c interpretor;
 847 };
 848
 849 class chapter_translation_c
 850 {
 851 public:
 852     KaxChapterTranslateID  translated;
 853     unsigned int           codec_id;
 854     std::vector<uint64_t>  editions;
 855 };
 856
 857 class chapter_item_c
 858 {
 859 public:
 860     chapter_item_c()
 861     :i_start_time(0)
 862     ,i_end_time(-1)
 863     ,i_user_start_time(-1)
 864     ,i_user_end_time(-1)
 865     ,i_seekpoint_num(-1)
 866     ,b_display_seekpoint(true)
 867     ,b_user_display(false)
 868     ,psz_parent(NULL)
 869     ,b_is_leaving(false)
 870     {}
 871
 872     virtual ~chapter_item_c()
 873     {
 874         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 875         while ( index != codecs.end() )
 876         {
 877             delete (*index);
 878             index++;
 879         }
 880         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 881         while ( index_ != sub_chapters.end() )
 882         {
 883             delete (*index_);
 884             index_++;
 885         }
 886     }
 887
 888     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 889     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 890     chapter_item_c * FindTimecode( mtime_t i_timecode );
 891     void Append( const chapter_item_c & edition );
 892     chapter_item_c * FindChapter( int64_t i_find_uid );
 893     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 894                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 895                                     const void *p_cookie,
 896                                     size_t i_cookie_size );
 897     std::string                 GetCodecName( bool f_for_title = false ) const;
 898     bool                        ParentOf( const chapter_item_c & item ) const;
 899     int16                       GetTitleNumber( ) const;
 900
 901     int64_t                     i_start_time, i_end_time;
 902     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 903     std::vector<chapter_item_c*> sub_chapters;
 904     int                         i_seekpoint_num;
 905     int64_t                     i_uid;
 906     bool                        b_display_seekpoint;
 907     bool                        b_user_display;
 908     std::string                 psz_name;
 909     chapter_item_c              *psz_parent;
 910     bool                        b_is_leaving;
 911
 912     std::vector<chapter_codec_cmds_c*> codecs;
 913
 914     bool operator<( const chapter_item_c & item ) const
 915     {
 916         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) );
 917     }
 918
 919     bool Enter( bool b_do_subchapters );
 920     bool Leave( bool b_do_subchapters );
 921     bool EnterAndLeave( chapter_item_c *p_item );
 922 };
 923
 924 class chapter_edition_c : public chapter_item_c
 925 {
 926 public:
 927     chapter_edition_c()
 928     :b_ordered(false)
 929     {}
 930
 931     void RefreshChapters( );
 932     mtime_t Duration() const;
 933     std::string GetMainName() const;
 934
 935     bool                        b_ordered;
 936 };
 937
 938 class matroska_segment_c
 939 {
 940 public:
 941     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
 942         :segment(NULL)
 943         ,es(estream)
 944         ,i_timescale(MKVD_TIMECODESCALE)
 945         ,i_duration(-1)
 946         ,i_start_time(0)
 947         ,i_cues_position(-1)
 948         ,i_chapters_position(-1)
 949         ,i_tags_position(-1)
 950         ,cluster(NULL)
 951         ,i_start_pos(0)
 952         ,b_cues(VLC_FALSE)
 953         ,i_index(0)
 954         ,i_index_max(1024)
 955         ,psz_muxing_application(NULL)
 956         ,psz_writing_application(NULL)
 957         ,psz_segment_filename(NULL)
 958         ,psz_title(NULL)
 959         ,psz_date_utc(NULL)
 960         ,i_default_edition(0)
 961         ,sys(demuxer)
 962         ,ep(NULL)
 963         ,b_preloaded(false)
 964     {
 965         index = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
 966     }
 967
 968     virtual ~matroska_segment_c()
 969     {
 970         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
 971         {
 972             if( tracks[i_track]->fmt.psz_description )
 973             {
 974                 free( tracks[i_track]->fmt.psz_description );
 975             }
 976             if( tracks[i_track]->psz_codec )
 977             {
 978                 free( tracks[i_track]->psz_codec );
 979             }
 980             if( tracks[i_track]->fmt.psz_language )
 981             {
 982                 free( tracks[i_track]->fmt.psz_language );
 983             }
 984             delete tracks[i_track];
 985         }
 986
 987         if( psz_writing_application )
 988         {
 989             free( psz_writing_application );
 990         }
 991         if( psz_muxing_application )
 992         {
 993             free( psz_muxing_application );
 994         }
 995         if( psz_segment_filename )
 996         {
 997             free( psz_segment_filename );
 998         }
 999         if( psz_title )
1000         {
1001             free( psz_title );
1002         }
1003         if( psz_date_utc )
1004         {
1005             free( psz_date_utc );
1006         }
1007         if ( index )
1008             free( index );
1009
1010         delete ep;
1011
1012         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1013         while ( index != stored_editions.end() )
1014         {
1015             delete (*index);
1016             index++;
1017         }
1018     }
1019
1020     KaxSegment              *segment;
1021     EbmlStream              & es;
1022
1023     /* time scale */
1024     uint64_t                i_timescale;
1025
1026     /* duration of the segment */
1027     mtime_t                 i_duration;
1028     mtime_t                 i_start_time;
1029
1030     /* all tracks */
1031     std::vector<mkv_track_t*> tracks;
1032
1033     /* from seekhead */
1034     int64_t                 i_cues_position;
1035     int64_t                 i_chapters_position;
1036     int64_t                 i_tags_position;
1037
1038     KaxCluster              *cluster;
1039     int64_t                 i_start_pos;
1040     KaxSegmentUID           segment_uid;
1041     KaxPrevUID              prev_segment_uid;
1042     KaxNextUID              next_segment_uid;
1043
1044     vlc_bool_t              b_cues;
1045     int                     i_index;
1046     int                     i_index_max;
1047     mkv_index_t             *index;
1048
1049     /* info */
1050     char                    *psz_muxing_application;
1051     char                    *psz_writing_application;
1052     char                    *psz_segment_filename;
1053     char                    *psz_title;
1054     char                    *psz_date_utc;
1055
1056     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1057     /* when you remove this variable the compiler issues an atomicity error */
1058     /* this variable only works when using std::vector<chapter_edition_c> */
1059     std::vector<chapter_edition_c*> stored_editions;
1060     int                             i_default_edition;
1061
1062     std::vector<chapter_translation_c> translations;
1063     std::vector<KaxSegmentFamily>  families;
1064
1065     demux_sys_t                    & sys;
1066     EbmlParser                     *ep;
1067     bool                           b_preloaded;
1068
1069     bool Preload( );
1070     bool PreloadFamily( const matroska_segment_c & segment );
1071     void ParseInfo( KaxInfo *info );
1072     void ParseChapters( KaxChapters *chapters );
1073     void ParseSeekHead( KaxSeekHead *seekhead );
1074     void ParseTracks( KaxTracks *tracks );
1075     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1076     void ParseTrackEntry( KaxTrackEntry *m );
1077     void ParseCluster( );
1078     void IndexAppendCluster( KaxCluster *cluster );
1079     void LoadCues( );
1080     void LoadTags( );
1081     void InformationCreate( );
1082     void Seek( mtime_t i_date, mtime_t i_time_offset );
1083     int BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration );
1084     bool Select( mtime_t i_start_time );
1085     void UnSelect( );
1086
1087     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1088 };
1089
1090 // class holding hard-linked segment together in the playback order
1091 class virtual_segment_c
1092 {
1093 public:
1094     virtual_segment_c( matroska_segment_c *p_segment )
1095         :p_editions(NULL)
1096         ,i_sys_title(0)
1097         ,i_current_segment(0)
1098         ,i_current_edition(-1)
1099         ,psz_current_chapter(NULL)
1100     {
1101         linked_segments.push_back( p_segment );
1102
1103         AppendUID( p_segment->segment_uid );
1104         AppendUID( p_segment->prev_segment_uid );
1105         AppendUID( p_segment->next_segment_uid );
1106     }
1107
1108     void Sort();
1109     size_t AddSegment( matroska_segment_c *p_segment );
1110     void PreloadLinked( );
1111     mtime_t Duration( ) const;
1112     void LoadCues( );
1113     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1114
1115     inline chapter_edition_c *Edition()
1116     {
1117         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1118             return (*p_editions)[i_current_edition];
1119         return NULL;
1120     }
1121
1122     matroska_segment_c * Segment() const
1123     {
1124         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1125             return NULL;
1126         return linked_segments[i_current_segment];
1127     }
1128
1129     inline chapter_item_c *CurrentChapter() {
1130         return psz_current_chapter;
1131     }
1132
1133     bool SelectNext()
1134     {
1135         if ( i_current_segment < linked_segments.size()-1 )
1136         {
1137             i_current_segment++;
1138             return true;
1139         }
1140         return false;
1141     }
1142
1143     bool FindUID( KaxSegmentUID & uid ) const
1144     {
1145         for ( size_t i=0; i<linked_uids.size(); i++ )
1146         {
1147             if ( linked_uids[i] == uid )
1148                 return true;
1149         }
1150         return false;
1151     }
1152
1153     bool UpdateCurrentToChapter( demux_t & demux );
1154     void PrepareChapters( );
1155
1156     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1157                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1158                                         const void *p_cookie,
1159                                         size_t i_cookie_size );
1160     chapter_item_c *FindChapter( int64_t i_find_uid );
1161
1162     std::vector<chapter_edition_c*>  *p_editions;
1163     int                              i_sys_title;
1164
1165 protected:
1166     std::vector<matroska_segment_c*> linked_segments;
1167     std::vector<KaxSegmentUID>       linked_uids;
1168     size_t                           i_current_segment;
1169
1170     int                              i_current_edition;
1171     chapter_item_c                   *psz_current_chapter;
1172
1173     void                             AppendUID( const EbmlBinary & UID );
1174 };
1175
1176 class matroska_stream_c
1177 {
1178 public:
1179     matroska_stream_c( demux_sys_t & demuxer )
1180         :p_in(NULL)
1181         ,p_es(NULL)
1182         ,sys(demuxer)
1183     {}
1184
1185     virtual ~matroska_stream_c()
1186     {
1187         delete p_in;
1188         delete p_es;
1189     }
1190
1191     IOCallback         *p_in;
1192     EbmlStream         *p_es;
1193
1194     std::vector<matroska_segment_c*> segments;
1195
1196     demux_sys_t                      & sys;
1197 };
1198
1199 typedef struct
1200 {
1201     VLC_COMMON_MEMBERS
1202
1203     demux_t        *p_demux;
1204     vlc_mutex_t     lock;
1205
1206     vlc_bool_t      b_moved;
1207     vlc_bool_t      b_clicked;
1208     vlc_bool_t      b_key;
1209
1210 } event_thread_t;
1211
1212 class demux_sys_t
1213 {
1214 public:
1215     demux_sys_t( demux_t & demux )
1216         :demuxer(demux)
1217         ,i_pts(0)
1218         ,i_start_pts(0)
1219         ,i_chapter_time(0)
1220         ,meta(NULL)
1221         ,i_current_title(0)
1222         ,p_current_segment(NULL)
1223         ,dvd_interpretor( *this )
1224         ,f_duration(-1.0)
1225         ,b_ui_hooked(false)
1226         ,p_input(NULL)
1227         ,b_pci_packet_set(false)
1228         ,p_ev(NULL)
1229     {
1230         vlc_mutex_init( &demuxer, &lock_demuxer );
1231     }
1232
1233     virtual ~demux_sys_t()
1234     {
1235         StopUiThread();
1236         size_t i;
1237         for ( i=0; i<streams.size(); i++ )
1238             delete streams[i];
1239         for ( i=0; i<opened_segments.size(); i++ )
1240             delete opened_segments[i];
1241         for ( i=0; i<used_segments.size(); i++ )
1242             delete used_segments[i];
1243         vlc_mutex_destroy( &lock_demuxer );
1244     }
1245
1246     /* current data */
1247     demux_t                 & demuxer;
1248
1249     mtime_t                 i_pts;
1250     mtime_t                 i_start_pts;
1251     mtime_t                 i_chapter_time;
1252
1253     vlc_meta_t              *meta;
1254
1255     std::vector<input_title_t>       titles; // matroska editions
1256     size_t                           i_current_title;
1257
1258     std::vector<matroska_stream_c*>  streams;
1259     std::vector<matroska_segment_c*> opened_segments;
1260     std::vector<virtual_segment_c*>  used_segments;
1261     virtual_segment_c                *p_current_segment;
1262
1263     dvd_command_interpretor_c        dvd_interpretor;
1264
1265     /* duration of the stream */
1266     float                   f_duration;
1267
1268     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1269     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1270                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1271                                         const void *p_cookie,
1272                                         size_t i_cookie_size,
1273                                         virtual_segment_c * & p_segment_found );
1274     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1275
1276     void PreloadFamily( const matroska_segment_c & of_segment );
1277     void PreloadLinked( matroska_segment_c *p_segment );
1278     bool PreparePlayback( virtual_segment_c *p_new_segment );
1279     matroska_stream_c *AnalyseAllSegmentsFound( EbmlStream *p_estream );
1280
1281     void StartUiThread();
1282     void StopUiThread();
1283     bool b_ui_hooked;
1284     inline void SwapButtons();
1285
1286     /* for spu variables */
1287     input_thread_t *p_input;
1288     pci_t          pci_packet;
1289     bool           b_pci_packet_set;
1290     uint8_t        alpha[4];
1291     vlc_mutex_t    lock_demuxer;
1292
1293     /* event */
1294     event_thread_t *p_ev;
1295     static int EventThread( vlc_object_t *p_this );
1296     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1297                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1298     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1299                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1300
1301
1302
1303 protected:
1304     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1305     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1306 };
1307
1308 static int  Demux  ( demux_t * );
1309 static int  Control( demux_t *, int, va_list );
1310 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1311
1312 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1313
1314 static char *UTF8ToStr          ( const UTFstring &u );
1315
1316 /*****************************************************************************
1317  * Open: initializes matroska demux structures
1318  *****************************************************************************/
1319 static int Open( vlc_object_t * p_this )
1320 {
1321     demux_t            *p_demux = (demux_t*)p_this;
1322     demux_sys_t        *p_sys;
1323     matroska_stream_c  *p_stream;
1324     matroska_segment_c *p_segment;
1325     uint8_t            *p_peek;
1326     std::string        s_path, s_filename;
1327     vlc_stream_io_callback *p_io_callback;
1328     EbmlStream         *p_io_stream;
1329
1330     /* peek the begining */
1331     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1332
1333     /* is a valid file */
1334     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1335         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1336
1337     /* Set the demux function */
1338     p_demux->pf_demux   = Demux;
1339     p_demux->pf_control = Control;
1340     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1341
1342     p_io_callback = new vlc_stream_io_callback( p_demux->s );
1343     p_io_stream = new EbmlStream( *p_io_callback );
1344
1345     if( p_io_stream == NULL )
1346     {
1347         msg_Err( p_demux, "failed to create EbmlStream" );
1348         delete p_io_callback;
1349         delete p_sys;
1350         return VLC_EGENERIC;
1351     }
1352
1353     p_stream = p_sys->AnalyseAllSegmentsFound( p_io_stream );
1354     if( p_stream == NULL )
1355     {
1356         msg_Err( p_demux, "cannot find KaxSegment" );
1357         goto error;
1358     }
1359     p_sys->streams.push_back( p_stream );
1360
1361     p_stream->p_in = p_io_callback;
1362     p_stream->p_es = p_io_stream;
1363
1364     for (size_t i=0; i<p_stream->segments.size(); i++)
1365     {
1366         p_stream->segments[i]->Preload();
1367     }
1368
1369     p_segment = p_stream->segments[0];
1370     if( p_segment->cluster != NULL )
1371     {
1372         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1373
1374         // reset the stream reading to the first cluster of the segment used
1375         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1376     }
1377
1378     /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1379     if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1380     {
1381         // assume it's a regular file
1382         // get the directory path
1383         s_path = p_demux->psz_path;
1384         if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1385         {
1386             s_path = s_path.substr(0,s_path.length()-1);
1387         }
1388         else
1389         {
1390             if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1391             {
1392                 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1393             }
1394         }
1395
1396         struct dirent *p_file_item;
1397         DIR *p_src_dir = opendir(s_path.c_str());
1398
1399         if (p_src_dir != NULL)
1400         {
1401             while ((p_file_item = (dirent *) readdir(p_src_dir)))
1402             {
1403                 if (strlen(p_file_item->d_name) > 4)
1404                 {
1405                     s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
1406
1407                     if (!s_filename.compare(p_demux->psz_path))
1408                         continue; // don't reuse the original opened file
1409
1410 #if defined(__GNUC__) && (__GNUC__ < 3)
1411                     if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1412                         !s_filename.compare("mka", s_filename.length() - 3, 3))
1413 #else
1414                     if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1415                         !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1416 #endif
1417                     {
1418                         // test wether this file belongs to the our family
1419                         StdIOCallback *p_file_io = new StdIOCallback(s_filename.c_str(), MODE_READ);
1420                         EbmlStream *p_estream = new EbmlStream(*p_file_io);
1421
1422                         p_stream = p_sys->AnalyseAllSegmentsFound( p_estream );
1423                         if ( p_stream == NULL )
1424                         {
1425                             msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1426                             delete p_estream;
1427                             delete p_file_io;
1428                         }
1429                         else
1430                         {
1431                             p_stream->p_in = p_file_io;
1432                             p_stream->p_es = p_estream;
1433                             p_sys->streams.push_back( p_stream );
1434                         }
1435                     }
1436                 }
1437             }
1438             closedir( p_src_dir );
1439         }
1440     }
1441
1442     p_sys->PreloadFamily( *p_segment );
1443     p_sys->PreloadLinked( p_segment );
1444     if ( !p_sys->PreparePlayback( NULL ) )
1445     {
1446         msg_Err( p_demux, "cannot use the segment" );
1447         goto error;
1448     }
1449
1450     p_sys->StartUiThread();
1451
1452     return VLC_SUCCESS;
1453
1454 error:
1455     delete p_sys;
1456     return VLC_EGENERIC;
1457 }
1458
1459 /*****************************************************************************
1460  * Close: frees unused data
1461  *****************************************************************************/
1462 static void Close( vlc_object_t *p_this )
1463 {
1464     demux_t     *p_demux = (demux_t*)p_this;
1465     demux_sys_t *p_sys   = p_demux->p_sys;
1466
1467     delete p_sys;
1468 }
1469
1470 /*****************************************************************************
1471  * Control:
1472  *****************************************************************************/
1473 static int Control( demux_t *p_demux, int i_query, va_list args )
1474 {
1475     demux_sys_t        *p_sys = p_demux->p_sys;
1476     int64_t     *pi64;
1477     double      *pf, f;
1478     int         i_skp;
1479     size_t      i_idx;
1480
1481     vlc_meta_t **pp_meta;
1482
1483     switch( i_query )
1484     {
1485         case DEMUX_GET_META:
1486             pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1487             *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1488             return VLC_SUCCESS;
1489
1490         case DEMUX_GET_LENGTH:
1491             pi64 = (int64_t*)va_arg( args, int64_t * );
1492             if( p_sys->f_duration > 0.0 )
1493             {
1494                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1495                 return VLC_SUCCESS;
1496             }
1497             return VLC_EGENERIC;
1498
1499         case DEMUX_GET_POSITION:
1500             pf = (double*)va_arg( args, double * );
1501             if ( p_sys->f_duration > 0.0 )
1502                 *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);
1503             return VLC_SUCCESS;
1504
1505         case DEMUX_SET_POSITION:
1506             f = (double)va_arg( args, double );
1507             Seek( p_demux, -1, f, NULL );
1508             return VLC_SUCCESS;
1509
1510         case DEMUX_GET_TIME:
1511             pi64 = (int64_t*)va_arg( args, int64_t * );
1512             *pi64 = p_sys->i_pts;
1513             return VLC_SUCCESS;
1514
1515         case DEMUX_GET_TITLE_INFO:
1516             if( p_sys->titles.size() )
1517             {
1518                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1519                 int *pi_int    = (int*)va_arg( args, int* );
1520
1521                 *pi_int = p_sys->titles.size();
1522                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1523
1524                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1525                 {
1526                     (*ppp_title)[i] = vlc_input_title_Duplicate( &p_sys->titles[i] );
1527                 }
1528
1529                 return VLC_SUCCESS;
1530             }
1531             return VLC_EGENERIC;
1532
1533         case DEMUX_SET_TITLE:
1534             /* TODO handle editions as titles */
1535             i_idx = (int)va_arg( args, int );
1536             if( i_idx < p_sys->used_segments.size() )
1537             {
1538                 p_sys->PreparePlayback( p_sys->used_segments[i_idx] );
1539                 return VLC_SUCCESS;
1540             }
1541             return VLC_EGENERIC;
1542
1543         case DEMUX_SET_SEEKPOINT:
1544             i_skp = (int)va_arg( args, int );
1545
1546             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1547             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title].i_seekpoint)
1548             {
1549                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title].seekpoint[i_skp]->i_time_offset, -1, NULL);
1550                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1551                 p_demux->info.i_seekpoint = i_skp;
1552                 return VLC_SUCCESS;
1553             }
1554             return VLC_EGENERIC;
1555
1556         case DEMUX_SET_TIME:
1557         case DEMUX_GET_FPS:
1558         default:
1559             return VLC_EGENERIC;
1560     }
1561 }
1562
1563 int matroska_segment_c::BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1564 {
1565     *pp_block = NULL;
1566     *pi_ref1  = -1;
1567     *pi_ref2  = -1;
1568
1569     for( ;; )
1570     {
1571         EbmlElement *el;
1572         int         i_level;
1573
1574         if ( ep == NULL )
1575             return VLC_EGENERIC;
1576
1577         el = ep->Get();
1578         i_level = ep->GetLevel();
1579
1580         if( el == NULL && *pp_block != NULL )
1581         {
1582             /* update the index */
1583 #define idx index[i_index - 1]
1584             if( i_index > 0 && idx.i_time == -1 )
1585             {
1586                 idx.i_time        = (*pp_block)->GlobalTimecode() / (mtime_t)1000;
1587                 idx.b_key         = *pi_ref1 == -1 ? VLC_TRUE : VLC_FALSE;
1588             }
1589 #undef idx
1590             return VLC_SUCCESS;
1591         }
1592
1593         if( el == NULL )
1594         {
1595             if( ep->GetLevel() > 1 )
1596             {
1597                 ep->Up();
1598                 continue;
1599             }
1600             msg_Warn( &sys.demuxer, "EOF" );
1601             return VLC_EGENERIC;
1602         }
1603
1604         /* do parsing */
1605         switch ( i_level )
1606         {
1607         case 1:
1608             if( MKV_IS_ID( el, KaxCluster ) )
1609             {
1610                 cluster = (KaxCluster*)el;
1611
1612                 /* add it to the index */
1613                 if( i_index == 0 ||
1614                     ( i_index > 0 && index[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1615                 {
1616                     IndexAppendCluster( cluster );
1617                 }
1618
1619                 // reset silent tracks
1620                 for (size_t i=0; i<tracks.size(); i++)
1621                 {
1622                     tracks[i]->b_silent = VLC_FALSE;
1623                 }
1624
1625                 ep->Down();
1626             }
1627             else if( MKV_IS_ID( el, KaxCues ) )
1628             {
1629                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1630                 return VLC_EGENERIC;
1631             }
1632             else
1633             {
1634                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1635             }
1636             break;
1637         case 2:
1638             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1639             {
1640                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1641
1642                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1643                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1644             }
1645             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1646             {
1647                 ep->Down();
1648             }
1649             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1650             {
1651                 ep->Down();
1652             }
1653             break;
1654         case 3:
1655             if( MKV_IS_ID( el, KaxBlock ) )
1656             {
1657                 *pp_block = (KaxBlock*)el;
1658
1659                 (*pp_block)->ReadData( es.I_O() );
1660                 (*pp_block)->SetParent( *cluster );
1661
1662                 ep->Keep();
1663             }
1664             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1665             {
1666                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1667
1668                 dur.ReadData( es.I_O() );
1669                 *pi_duration = uint64( dur );
1670             }
1671             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1672             {
1673                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1674
1675                 ref.ReadData( es.I_O() );
1676                 if( *pi_ref1 == -1 )
1677                 {
1678                     *pi_ref1 = int64( ref );
1679                 }
1680                 else
1681                 {
1682                     *pi_ref2 = int64( ref );
1683                 }
1684             }
1685             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1686             {
1687                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1688                 track_num.ReadData( es.I_O() );
1689                 // find the track
1690                 for (size_t i=0; i<tracks.size(); i++)
1691                 {
1692                     if ( tracks[i]->i_number == uint32(track_num))
1693                     {
1694                         tracks[i]->b_silent = VLC_TRUE;
1695                         break;
1696                     }
1697                 }
1698             }
1699             break;
1700         default:
1701             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1702             return VLC_EGENERIC;
1703         }
1704     }
1705 }
1706
1707 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1708 {
1709     block_t *p_block;
1710     if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1711     memcpy( p_block->p_buffer, p_mem, i_mem );
1712     //p_block->i_rate = p_input->stream.control.i_rate;
1713     return p_block;
1714 }
1715
1716 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1717                          mtime_t i_duration )
1718 {
1719     demux_sys_t        *p_sys = p_demux->p_sys;
1720     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1721
1722     size_t          i_track;
1723     unsigned int    i;
1724     vlc_bool_t      b;
1725
1726 #define tk  p_segment->tracks[i_track]
1727     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1728     {
1729         if( tk->i_number == block->TrackNum() )
1730         {
1731             break;
1732         }
1733     }
1734
1735     if( i_track >= p_segment->tracks.size() )
1736     {
1737         msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1738         return;
1739     }
1740     if( tk->p_es == NULL )
1741     {
1742         msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1743         return;
1744     }
1745     if( i_pts < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1746     {
1747         return; /* discard audio packets that shouldn't be rendered */
1748     }
1749
1750     if ( tk->fmt.i_cat != SPU_ES || strcmp( tk->psz_codec, "B_VOBBTN" ) )
1751     {
1752         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1753
1754         if( !b )
1755         {
1756             tk->b_inited = VLC_FALSE;
1757             return;
1758         }
1759     }
1760
1761
1762     /* First send init data */
1763     if( !tk->b_inited && tk->i_data_init > 0 )
1764     {
1765         block_t *p_init;
1766
1767         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1768         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init );
1769         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1770     }
1771     tk->b_inited = VLC_TRUE;
1772
1773
1774     for( i = 0; i < block->NumberFrames(); i++ )
1775     {
1776         block_t *p_block;
1777         DataBuffer &data = block->GetBuffer(i);
1778
1779         p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1780
1781         if( p_block == NULL )
1782         {
1783             break;
1784         }
1785
1786 #if defined(HAVE_ZLIB_H)
1787         if( tk->i_compression_type )
1788         {
1789             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1790         }
1791 #endif
1792
1793         // TODO implement correct timestamping when B frames are used
1794         if( tk->fmt.i_cat != VIDEO_ES )
1795         {
1796             p_block->i_dts = p_block->i_pts = i_pts;
1797         }
1798         else
1799         {
1800             p_block->i_dts = i_pts;
1801             p_block->i_pts = 0;
1802         }
1803
1804         if ( tk->fmt.i_cat == SPU_ES )
1805         {
1806             if ( !strcmp( tk->psz_codec, "B_VOBBTN" ) )
1807             {
1808                 // TODO handle the start/stop times of this packet
1809                 if ( p_sys->b_ui_hooked )
1810                 {
1811                     vlc_mutex_lock( &p_sys->p_ev->lock );
1812                     memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1813                     p_sys->SwapButtons();
1814                     p_sys->b_pci_packet_set = true;
1815                     vlc_mutex_unlock( &p_sys->p_ev->lock );
1816                     block_Release( p_block );
1817                 }
1818                 return;
1819             }
1820
1821             else if ( strcmp( tk->psz_codec, "S_VOBSUB" ) )
1822             {
1823                 p_block->i_length = i_duration * 1000;
1824             }
1825         }
1826
1827         es_out_Send( p_demux->out, tk->p_es, p_block );
1828
1829         /* use time stamp only for first block */
1830         i_pts = 0;
1831     }
1832
1833 #undef tk
1834 }
1835
1836 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( EbmlStream *p_estream )
1837 {
1838     int i_upper_lvl = 0;
1839     size_t i;
1840     EbmlElement *p_l0, *p_l1, *p_l2;
1841     bool b_keep_stream = false, b_keep_segment;
1842
1843     // verify the EBML Header
1844     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
1845     if (p_l0 == NULL)
1846     {
1847         return NULL;
1848     }
1849     p_l0->SkipData(*p_estream, EbmlHead_Context);
1850     delete p_l0;
1851
1852     // find all segments in this file
1853     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1854     if (p_l0 == NULL)
1855     {
1856         return NULL;
1857     }
1858
1859     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
1860
1861     while (p_l0 != 0)
1862     {
1863         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
1864         {
1865             EbmlParser  *ep;
1866             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
1867             b_keep_segment = false;
1868
1869             ep = new EbmlParser(p_estream, p_l0, &demuxer );
1870             p_segment1->ep = ep;
1871             p_segment1->segment = (KaxSegment*)p_l0;
1872
1873             while ((p_l1 = ep->Get()))
1874             {
1875                 if (MKV_IS_ID(p_l1, KaxInfo))
1876                 {
1877                     // find the families of this segment
1878                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
1879
1880                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
1881                     for( i = 0; i < p_info->ListSize(); i++ )
1882                     {
1883                         EbmlElement *l = (*p_info)[i];
1884
1885                         if( MKV_IS_ID( l, KaxSegmentUID ) )
1886                         {
1887                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
1888                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
1889                             if ( !b_keep_segment )
1890                                 break; // this segment is already known
1891                             opened_segments.push_back( p_segment1 );
1892                             p_segment1->segment_uid = *( new KaxSegmentUID(*p_uid) );
1893                         }
1894                         else if( MKV_IS_ID( l, KaxPrevUID ) )
1895                         {
1896                             p_segment1->prev_segment_uid = *( new KaxPrevUID( *static_cast<KaxPrevUID*>(l) ) );
1897                         }
1898                         else if( MKV_IS_ID( l, KaxNextUID ) )
1899                         {
1900                             p_segment1->next_segment_uid = *( new KaxNextUID( *static_cast<KaxNextUID*>(l) ) );
1901                         }
1902                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
1903                         {
1904                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
1905                             p_segment1->families.push_back( *p_fam );
1906                         }
1907                     }
1908                     break;
1909                 }
1910             }
1911             if ( b_keep_segment )
1912             {
1913                 b_keep_stream = true;
1914                 p_stream1->segments.push_back( p_segment1 );
1915             }
1916             else
1917                 delete p_segment1;
1918         }
1919
1920         p_l0->SkipData(*p_estream, EbmlHead_Context);
1921         p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1922     }
1923
1924     if ( !b_keep_stream )
1925     {
1926         delete p_stream1;
1927         p_stream1 = NULL;
1928     }
1929
1930     return p_stream1;
1931 }
1932
1933 bool matroska_segment_c::Select( mtime_t i_start_time )
1934 {
1935     size_t i_track;
1936
1937     /* add all es */
1938     msg_Dbg( &sys.demuxer, "found %d es", tracks.size() );
1939     sys.b_pci_packet_set = false;
1940
1941     for( i_track = 0; i_track < tracks.size(); i_track++ )
1942     {
1943         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
1944         {
1945             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", i_track, tracks[i_track]->i_number );
1946             tracks[i_track]->p_es = NULL;
1947             continue;
1948         }
1949
1950         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
1951         {
1952             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
1953             {
1954                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
1955                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1956             }
1957             else
1958             {
1959                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
1960
1961                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
1962                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
1963                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
1964
1965                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
1966                 if( tracks[i_track]->fmt.i_extra > 0 )
1967                 {
1968                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
1969                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
1970                 }
1971             }
1972         }
1973         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
1974                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
1975         {
1976             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
1977         }
1978         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
1979         {
1980             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
1981             {
1982                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
1983             }
1984             else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
1985             {
1986                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
1987                 tracks[i_track]->fmt.b_packetized = VLC_FALSE;
1988                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
1989                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
1990                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
1991             }
1992             else
1993             {
1994                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
1995             }
1996         }
1997         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
1998         {
1999             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2000 #ifdef VSLHC
2001             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2002                                                        tracks[i_track]->p_extra_data,
2003                                                        tracks[i_track]->i_extra_data );
2004 #else
2005             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2006                                                        tracks[i_track]->p_extra_data,
2007                                                        tracks[i_track]->i_extra_data,
2008                                                        VLC_FALSE );
2009 #endif
2010             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2011             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2012             tracks[i_track]->fmt.i_codec = p_box->i_type;
2013             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2014             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2015             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2016             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2017             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2018             MP4_FreeBox_sample_vide( p_box );
2019 #ifdef VSLHC
2020             stream_MemoryDelete( p_mp4_stream, VLC_TRUE );
2021 #else
2022             stream_Delete( p_mp4_stream );
2023 #endif
2024         }
2025         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2026         {
2027             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2028             {
2029                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2030                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2031             }
2032             else
2033             {
2034                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2035
2036                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2037
2038                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2039                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2040                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2041                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2042                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2043
2044                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2045                 if( tracks[i_track]->fmt.i_extra > 0 )
2046                 {
2047                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2048                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2049                 }
2050             }
2051         }
2052         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2053                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2054                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2055         {
2056             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2057         }
2058         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2059         {
2060             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2061         }
2062         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2063         {
2064             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2065         }
2066         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2067         {
2068             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2069             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2070             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2071             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2072         }
2073         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2074         {
2075             int i, i_offset = 1, i_size[3], i_extra;
2076             uint8_t *p_extra;
2077
2078             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2079
2080             /* Split the 3 headers */
2081             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2082                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2083
2084             for( i = 0; i < 2; i++ )
2085             {
2086                 i_size[i] = 0;
2087                 while( i_offset < tracks[i_track]->i_extra_data )
2088                 {
2089                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2090                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2091                 }
2092             }
2093
2094             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2095             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2096             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2097
2098             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2099             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2100             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2101             for( i = 0; i < 3; i++ )
2102             {
2103                 *(p_extra++) = i_size[i] >> 8;
2104                 *(p_extra++) = i_size[i] & 0xFF;
2105                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2106                         i_size[i] );
2107                 p_extra += i_size[i];
2108                 i_extra += i_size[i];
2109             }
2110         }
2111         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2112                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2113         {
2114             int i_profile, i_srate;
2115             static unsigned int i_sample_rates[] =
2116             {
2117                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2118                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2119             };
2120
2121             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2122             /* create data for faad (MP4DecSpecificDescrTag)*/
2123
2124             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2125             {
2126                 i_profile = 0;
2127             }
2128             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2129             {
2130                 i_profile = 1;
2131             }
2132             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2133             {
2134                 i_profile = 2;
2135             }
2136             else
2137             {
2138                 i_profile = 3;
2139             }
2140
2141             for( i_srate = 0; i_srate < 13; i_srate++ )
2142             {
2143                 if( i_sample_rates[i_srate] == tracks[i_track]->fmt.audio.i_rate )
2144                 {
2145                     break;
2146                 }
2147             }
2148             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2149
2150             tracks[i_track]->fmt.i_extra = 2;
2151             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2152             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2153             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2154         }
2155         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2156                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2157                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2158         {
2159             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2160             {
2161                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2162             }
2163             else
2164             {
2165                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2166             }
2167             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2168         }
2169         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2170         {
2171             /* FIXME: support this codec */
2172             msg_Err( &sys.demuxer, "TTA not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2173             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2174         }
2175         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2176         {
2177             /* FIXME: support this codec */
2178             msg_Err( &sys.demuxer, "Wavpack not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2179             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2180         }
2181         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2182         {
2183             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2184             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2185         }
2186         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2187                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2188                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2189                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2190         {
2191             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2192             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2193         }
2194         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2195         {
2196             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2197             if( tracks[i_track]->i_extra_data )
2198             {
2199                 char *p_start;
2200                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2201                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2202                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2203
2204                 p_start = strstr( p_buf, "size:" );
2205                 if( sscanf( p_start, "size: %dx%d",
2206                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2207                 {
2208                     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 );
2209                 }
2210                 else
2211                 {
2212                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2213                 }
2214                 free( p_buf );
2215             }
2216         }
2217         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2218         {
2219             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2220         }
2221         else
2222         {
2223             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2224             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2225         }
2226         if( tracks[i_track]->b_default )
2227         {
2228             tracks[i_track]->fmt.i_priority = 1000;
2229         }
2230
2231         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2232
2233         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2234     }
2235
2236     sys.i_start_pts = i_start_time;
2237     // reset the stream reading to the first cluster of the segment used
2238     es.I_O().setFilePointer( i_start_pos );
2239
2240     delete ep;
2241     ep = new EbmlParser( &es, segment, &sys.demuxer );
2242
2243     return true;
2244 }
2245
2246 void demux_sys_t::StartUiThread()
2247 {
2248     if ( !b_ui_hooked )
2249     {
2250         msg_Dbg( &demuxer, "Starting the UI Hook" );
2251         b_ui_hooked = true;
2252         /* FIXME hack hack hack hack FIXME */
2253         /* Get p_input and create variable */
2254         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2255         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2256         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2257         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2258         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2259         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2260         var_Create( p_input, "menu-contrast", VLC_VAR_ADDRESS );
2261         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2262         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2263
2264         /* Now create our event thread catcher */
2265         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2266         p_ev->p_demux = &demuxer;
2267         p_ev->b_die = VLC_FALSE;
2268         vlc_mutex_init( p_ev, &p_ev->lock );
2269         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2270                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2271     }
2272 }
2273
2274 void demux_sys_t::StopUiThread()
2275 {
2276     if ( b_ui_hooked )
2277     {
2278         p_ev->b_die = VLC_TRUE;
2279
2280         vlc_thread_join( p_ev );
2281         vlc_object_destroy( p_ev );
2282
2283         p_ev = NULL;
2284
2285         var_Destroy( p_input, "highlight-mutex" );
2286         var_Destroy( p_input, "highlight" );
2287         var_Destroy( p_input, "x-start" );
2288         var_Destroy( p_input, "x-end" );
2289         var_Destroy( p_input, "y-start" );
2290         var_Destroy( p_input, "y-end" );
2291         var_Destroy( p_input, "color" );
2292         var_Destroy( p_input, "menu-contrast" );
2293
2294         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2295     }
2296     b_ui_hooked = false;
2297 }
2298
2299 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2300                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2301 {
2302     event_thread_t *p_ev = (event_thread_t *) p_data;
2303     vlc_mutex_lock( &p_ev->lock );
2304     if( psz_var[6] == 'c' )
2305         p_ev->b_clicked = VLC_TRUE;
2306     else if( psz_var[6] == 'm' )
2307         p_ev->b_moved = VLC_TRUE;
2308     vlc_mutex_unlock( &p_ev->lock );
2309
2310     return VLC_SUCCESS;
2311 }
2312
2313 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2314                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2315 {
2316     event_thread_t *p_ev = (event_thread_t *) p_data;
2317     vlc_mutex_lock( &p_ev->lock );
2318     p_ev->b_key = VLC_TRUE;
2319     vlc_mutex_unlock( &p_ev->lock );
2320
2321     return VLC_SUCCESS;
2322 }
2323
2324 int demux_sys_t::EventThread( vlc_object_t *p_this )
2325 {
2326     event_thread_t *p_ev = (event_thread_t*)p_this;
2327     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2328     vlc_object_t   *p_vout = NULL;
2329
2330     p_ev->b_moved   = VLC_FALSE;
2331     p_ev->b_clicked = VLC_FALSE;
2332     p_ev->b_key     = VLC_FALSE;
2333
2334     /* catch all key event */
2335     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2336
2337     /* main loop */
2338     while( !p_ev->b_die )
2339     {
2340         if ( !p_sys->b_pci_packet_set )
2341         {
2342             /* Wait 100ms */
2343             msleep( 100000 );
2344             continue;
2345         }
2346
2347         vlc_bool_t b_activated = VLC_FALSE;
2348
2349         /* KEY part */
2350         if( p_ev->b_key )
2351         {
2352             vlc_value_t valk;
2353             struct vlc_t::hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
2354             int i, i_action = -1;
2355
2356             vlc_mutex_lock( &p_ev->lock );
2357
2358             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2359
2360             var_Get( p_ev->p_vlc, "key-pressed", &valk );
2361             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2362             {
2363                 if( p_hotkeys[i].i_key == valk.i_int )
2364                 {
2365                     i_action = p_hotkeys[i].i_action;
2366                 }
2367             }
2368
2369             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2370
2371             switch( i_action )
2372             {
2373             case ACTIONID_NAV_LEFT:
2374                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2375                 {
2376                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2377                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2378                     {
2379                         i_curr_button = p_button_ptr->left;
2380                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2381                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2382                         if ( button_ptr.auto_action_mode )
2383                         {
2384                             vlc_mutex_unlock( &p_ev->lock );
2385                             vlc_mutex_lock( &p_sys->lock_demuxer );
2386
2387                             // process the button action
2388                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2389
2390                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2391                             vlc_mutex_lock( &p_ev->lock );
2392                         }
2393                     }
2394                 }
2395                 break;
2396             case ACTIONID_NAV_RIGHT:
2397                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2398                 {
2399                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2400                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2401                     {
2402                         i_curr_button = p_button_ptr->right;
2403                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2404                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2405                         if ( button_ptr.auto_action_mode )
2406                         {
2407                             vlc_mutex_unlock( &p_ev->lock );
2408                             vlc_mutex_lock( &p_sys->lock_demuxer );
2409
2410                             // process the button action
2411                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2412
2413                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2414                             vlc_mutex_lock( &p_ev->lock );
2415                         }
2416                     }
2417                 }
2418                 break;
2419             case ACTIONID_NAV_UP:
2420                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2421                 {
2422                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2423                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2424                     {
2425                         i_curr_button = p_button_ptr->up;
2426                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2427                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2428                         if ( button_ptr.auto_action_mode )
2429                         {
2430                             vlc_mutex_unlock( &p_ev->lock );
2431                             vlc_mutex_lock( &p_sys->lock_demuxer );
2432
2433                             // process the button action
2434                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2435
2436                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2437                             vlc_mutex_lock( &p_ev->lock );
2438                         }
2439                     }
2440                 }
2441                 break;
2442             case ACTIONID_NAV_DOWN:
2443                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2444                 {
2445                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2446                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2447                     {
2448                         i_curr_button = p_button_ptr->down;
2449                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2450                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2451                         if ( button_ptr.auto_action_mode )
2452                         {
2453                             vlc_mutex_unlock( &p_ev->lock );
2454                             vlc_mutex_lock( &p_sys->lock_demuxer );
2455
2456                             // process the button action
2457                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2458
2459                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2460                             vlc_mutex_lock( &p_ev->lock );
2461                         }
2462                     }
2463                 }
2464                 break;
2465             case ACTIONID_NAV_ACTIVATE:
2466                 b_activated = VLC_TRUE;
2467
2468                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2469                 {
2470                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2471
2472                     vlc_mutex_unlock( &p_ev->lock );
2473                     vlc_mutex_lock( &p_sys->lock_demuxer );
2474
2475                     // process the button action
2476                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2477
2478                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2479                     vlc_mutex_lock( &p_ev->lock );
2480                 }
2481                 break;
2482             default:
2483                 break;
2484             }
2485             p_ev->b_key = VLC_FALSE;
2486             vlc_mutex_unlock( &p_ev->lock );
2487         }
2488
2489         /* MOUSE part */
2490         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2491         {
2492             vlc_value_t valx, valy;
2493
2494             vlc_mutex_lock( &p_ev->lock );
2495             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2496             var_Get( p_vout, "mouse-x", &valx );
2497             var_Get( p_vout, "mouse-y", &valy );
2498
2499             if( p_ev->b_clicked )
2500             {
2501                 int32_t button;
2502                 int32_t best,dist,d;
2503                 int32_t mx,my,dx,dy;
2504
2505                 b_activated = VLC_TRUE;
2506                 // get current button
2507                 best = 0;
2508                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2509                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2510                 {
2511                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2512
2513                     if((valx.i_int >= button_ptr->x_start) && (valx.i_int <= button_ptr->x_end) &&
2514                        (valy.i_int >= button_ptr->y_start) && (valy.i_int <= button_ptr->y_end))
2515                     {
2516                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2517                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2518                         dx = mx - valx.i_int;
2519                         dy = my - valy.i_int;
2520                         d = (dx*dx) + (dy*dy);
2521                         /* If the mouse is within the button and the mouse is closer
2522                         * to the center of this button then it is the best choice. */
2523                         if(d < dist) {
2524                             dist = d;
2525                             best = button;
2526                         }
2527                     }
2528                 }
2529
2530                 if ( best != 0)
2531                 {
2532                     btni_t button_ptr = pci->hli.btnit[best-1];
2533                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2534
2535                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2536                     vlc_mutex_unlock( &p_ev->lock );
2537                     vlc_mutex_lock( &p_sys->lock_demuxer );
2538
2539                     // process the button action
2540                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2541                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2542
2543                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2544
2545                     // select new button
2546                     if ( best != i_curr_button )
2547                     {
2548                         vlc_value_t val;
2549
2550                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2551                         {
2552                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2553                             uint32_t i_palette;
2554
2555                             if(button_ptr.btn_coln != 0) {
2556                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2557                             } else {
2558                                 i_palette = 0;
2559                             }
2560                             p_sys->alpha[0] = i_palette      & 0x0f;
2561                             p_sys->alpha[1] = (i_palette>>4) & 0x0f;
2562                             p_sys->alpha[2] = (i_palette>>8) & 0x0f;
2563                             p_sys->alpha[3] = (i_palette>>12)& 0x0f;
2564
2565                             vlc_mutex_lock( p_mutex );
2566                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2567                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2568                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2569                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2570
2571                             val.p_address = (void *)p_sys->alpha;
2572                             var_Set( p_sys->p_input, "menu-contrast", val );
2573
2574                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2575                             vlc_mutex_unlock( p_mutex );
2576                         }
2577                     }
2578                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2579                     vlc_mutex_lock( &p_ev->lock );
2580                 }
2581             }
2582             else if( p_ev->b_moved )
2583             {
2584 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2585             }
2586
2587             p_ev->b_moved = VLC_FALSE;
2588             p_ev->b_clicked = VLC_FALSE;
2589             vlc_mutex_unlock( &p_ev->lock );
2590         }
2591
2592         /* VOUT part */
2593         if( p_vout && p_vout->b_die )
2594         {
2595             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2596             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2597             vlc_object_release( p_vout );
2598             p_vout = NULL;
2599         }
2600
2601         else if( p_vout == NULL )
2602         {
2603             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2604                                       FIND_CHILD );
2605             if( p_vout)
2606             {
2607                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2608                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2609             }
2610         }
2611
2612         /* Wait a bit, 10ms */
2613         msleep( 10000 );
2614     }
2615
2616     /* Release callback */
2617     if( p_vout )
2618     {
2619         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2620         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2621         vlc_object_release( p_vout );
2622     }
2623     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2624
2625     vlc_mutex_destroy( &p_ev->lock );
2626
2627     return VLC_SUCCESS;
2628 }
2629
2630 void matroska_segment_c::UnSelect( )
2631 {
2632     size_t i_track;
2633
2634     for( i_track = 0; i_track < tracks.size(); i_track++ )
2635     {
2636         if ( tracks[i_track]->p_es != NULL )
2637         {
2638 //            es_format_Clean( &tracks[i_track]->fmt );
2639             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2640             tracks[i_track]->p_es = NULL;
2641         }
2642     }
2643     delete ep;
2644     ep = NULL;
2645 }
2646
2647 void virtual_segment_c::PrepareChapters( )
2648 {
2649     if ( linked_segments.size() == 0 )
2650         return;
2651
2652     // !!! should be called only once !!!
2653     matroska_segment_c *p_segment;
2654     size_t i, j;
2655
2656     // copy editions from the first segment
2657     p_segment = linked_segments[0];
2658     p_editions = &p_segment->stored_editions;
2659
2660     for ( i=1 ; i<linked_segments.size(); i++ )
2661     {
2662         p_segment = linked_segments[i];
2663         // FIXME assume we have the same editions in all segments
2664         for (j=0; j<p_segment->stored_editions.size(); j++)
2665             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2666     }
2667 }
2668
2669 std::string chapter_edition_c::GetMainName() const
2670 {
2671     if ( sub_chapters.size() )
2672     {
2673         return sub_chapters[0]->GetCodecName( true );
2674     }
2675     return "";
2676 }
2677
2678 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
2679 {
2680     // add support for meta-elements from codec like DVD Titles
2681     if ( !b_display_seekpoint || psz_name == "" )
2682     {
2683         psz_name = GetCodecName();
2684         if ( psz_name != "" )
2685             b_display_seekpoint = true;
2686     }
2687
2688     if (b_display_seekpoint)
2689     {
2690         seekpoint_t *sk = vlc_seekpoint_New();
2691
2692         sk->i_level = i_level;
2693         sk->i_time_offset = i_start_time;
2694         sk->psz_name = strdup( psz_name.c_str() );
2695
2696         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
2697         title.i_seekpoint++;
2698         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
2699         title.seekpoint[title.i_seekpoint-1] = sk;
2700
2701         if ( b_user_display )
2702             i_user_chapters++;
2703     }
2704
2705     for ( size_t i=0; i<sub_chapters.size() ; i++)
2706     {
2707         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
2708     }
2709
2710     i_seekpoint_num = i_user_chapters;
2711
2712     return i_user_chapters;
2713 }
2714
2715 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
2716 {
2717     demux_sys_t & sys = *demux.p_sys;
2718     chapter_item_c *psz_curr_chapter;
2719
2720     /* update current chapter/seekpoint */
2721     if ( p_editions->size() )
2722     {
2723         /* 1st, we need to know in which chapter we are */
2724         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts );
2725
2726         /* we have moved to a new chapter */
2727         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
2728         {
2729             if ( (*p_editions)[i_current_edition]->b_ordered )
2730             {
2731                 // Leave/Enter up to the link point
2732                 if ( !psz_curr_chapter->EnterAndLeave( psz_current_chapter ) )
2733                 {
2734                     // only seek if necessary
2735                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
2736                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
2737                     psz_current_chapter = psz_curr_chapter;
2738                 }
2739             }
2740             else if ( psz_curr_chapter->i_seekpoint_num > 0 )
2741             {
2742                 demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
2743                 demux.info.i_title = sys.i_current_title = i_sys_title;
2744                 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
2745                 psz_current_chapter = psz_curr_chapter;
2746             }
2747             else
2748             {
2749                 psz_current_chapter = psz_curr_chapter;
2750             }
2751
2752             return true;
2753         }
2754         else if (psz_curr_chapter == NULL)
2755         {
2756             // out of the scope of the data described by chapters, leave the edition
2757             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
2758             {
2759                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter ) )
2760                     psz_current_chapter = NULL;
2761                 else
2762                     return true;
2763             }
2764         }
2765     }
2766     return false;
2767 }
2768
2769 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
2770                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2771                                     const void *p_cookie,
2772                                     size_t i_cookie_size )
2773 {
2774     // FIXME don't assume it is the first edition
2775     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2776     if ( index != p_editions->end() )
2777     {
2778         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2779         if ( p_result != NULL )
2780             return p_result;
2781     }
2782     return NULL;
2783 }
2784
2785 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
2786 {
2787     // FIXME don't assume it is the first edition
2788     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2789     if ( index != p_editions->end() )
2790     {
2791         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
2792         if ( p_result != NULL )
2793             return p_result;
2794     }
2795     return NULL;
2796 }
2797
2798 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
2799                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2800                                     const void *p_cookie,
2801                                     size_t i_cookie_size )
2802 {
2803     // this chapter
2804     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2805     while ( index != codecs.end() )
2806     {
2807         if ( match( **index ,p_cookie, i_cookie_size ) )
2808             return this;
2809         index++;
2810     }
2811
2812     // sub-chapters
2813     chapter_item_c *p_result = NULL;
2814     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
2815     while ( index2 != sub_chapters.end() )
2816     {
2817         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2818         if ( p_result != NULL )
2819             return p_result;
2820         index2++;
2821     }
2822
2823     return p_result;
2824 }
2825
2826 void chapter_item_c::Append( const chapter_item_c & chapter )
2827 {
2828     // we are appending content for the same chapter UID
2829     size_t i;
2830     chapter_item_c *p_chapter;
2831
2832     for ( i=0; i<chapter.sub_chapters.size(); i++ )
2833     {
2834         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
2835         if ( p_chapter != NULL )
2836         {
2837             p_chapter->Append( *chapter.sub_chapters[i] );
2838         }
2839         else
2840         {
2841             sub_chapters.push_back( chapter.sub_chapters[i] );
2842         }
2843     }
2844
2845     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
2846     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
2847 }
2848
2849 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
2850 {
2851     size_t i;
2852     chapter_item_c *p_result = NULL;
2853
2854     if ( i_uid == i_find_uid )
2855         return this;
2856
2857     for ( i=0; i<sub_chapters.size(); i++)
2858     {
2859         p_result = sub_chapters[i]->FindChapter( i_find_uid );
2860         if ( p_result != NULL )
2861             break;
2862     }
2863     return p_result;
2864 }
2865
2866 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
2867 {
2868     std::string result;
2869
2870     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2871     while ( index != codecs.end() )
2872     {
2873         result = (*index)->GetCodecName( f_for_title );
2874         if ( result != "" )
2875             break;
2876         index++;
2877     }
2878
2879     return result;
2880 }
2881
2882 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
2883 {
2884     std::string result;
2885     if ( m_private_data.GetSize() >= 3)
2886     {
2887         const binary* p_data = m_private_data.GetBuffer();
2888 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
2889         {
2890             uint16_t i_title = (p_data[1] << 8) + p_data[2];
2891             char psz_str[11];
2892             sprintf( psz_str, " %d  ---", i_title );
2893             result = N_("---  DVD Title");
2894             result += psz_str;
2895         }
2896         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
2897         {
2898             char psz_str[11];
2899             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
2900             result = N_("---  DVD Menu");
2901             result += psz_str;
2902         }
2903         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
2904         {
2905             if ( p_data[1] == 0x00 )
2906                 result = N_("First Played");
2907             else if ( p_data[1] == 0xC0 )
2908                 result = N_("Video Manager");
2909             else if ( p_data[1] == 0x80 )
2910             {
2911                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
2912                 char psz_str[20];
2913                 sprintf( psz_str, " %d -----", i_title );
2914                 result = N_("----- Title");
2915                 result += psz_str;
2916             }
2917         }
2918     }
2919
2920     return result;
2921 }
2922
2923 int16 chapter_item_c::GetTitleNumber( ) const
2924 {
2925     int result = -1;
2926
2927     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2928     while ( index != codecs.end() )
2929     {
2930         result = (*index)->GetTitleNumber( );
2931         if ( result >= 0 )
2932             break;
2933         index++;
2934     }
2935
2936     return result;
2937 }
2938
2939 int16 dvd_chapter_codec_c::GetTitleNumber()
2940 {
2941     if ( m_private_data.GetSize() >= 3)
2942     {
2943         const binary* p_data = m_private_data.GetBuffer();
2944         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
2945         {
2946             return int16( (p_data[2] << 8) + p_data[3] );
2947         }
2948     }
2949     return -1;
2950 }
2951
2952 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
2953 {
2954     demux_sys_t        *p_sys = p_demux->p_sys;
2955     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
2956     matroska_segment_c *p_segment = p_vsegment->Segment();
2957     mtime_t            i_time_offset = 0;
2958
2959     int         i_index;
2960
2961     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
2962     if( i_date < 0 && f_percent < 0 )
2963     {
2964         msg_Warn( p_demux, "cannot seek nowhere !" );
2965         return;
2966     }
2967     if( f_percent > 1.0 )
2968     {
2969         msg_Warn( p_demux, "cannot seek so far !" );
2970         return;
2971     }
2972
2973     /* seek without index or without date */
2974     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
2975     {
2976         if (p_sys->f_duration >= 0)
2977         {
2978             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
2979         }
2980         else
2981         {
2982             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
2983
2984             msg_Dbg( p_demux, "inacurate way of seeking" );
2985             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
2986             {
2987                 if( p_segment->index[i_index].i_position >= i_pos)
2988                 {
2989                     break;
2990                 }
2991             }
2992             if( i_index == p_segment->i_index )
2993             {
2994                 i_index--;
2995             }
2996
2997             i_date = p_segment->index[i_index].i_time;
2998
2999 #if 0
3000             if( p_segment->index[i_index].i_position < i_pos )
3001             {
3002                 EbmlElement *el;
3003
3004                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3005
3006                 /* search a cluster */
3007                 while( ( el = p_sys->ep->Get() ) != NULL )
3008                 {
3009                     if( MKV_IS_ID( el, KaxCluster ) )
3010                     {
3011                         KaxCluster *cluster = (KaxCluster*)el;
3012
3013                         /* add it to the index */
3014                         p_segment->IndexAppendCluster( cluster );
3015
3016                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3017                         {
3018                             p_sys->cluster = cluster;
3019                             p_sys->ep->Down();
3020                             break;
3021                         }
3022                     }
3023                 }
3024             }
3025 #endif
3026         }
3027     }
3028
3029     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3030 }
3031
3032 /*****************************************************************************
3033  * Demux: reads and demuxes data packets
3034  *****************************************************************************
3035  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3036  *****************************************************************************/
3037 static int Demux( demux_t *p_demux)
3038 {
3039     demux_sys_t        *p_sys = p_demux->p_sys;
3040
3041     vlc_mutex_lock( &p_sys->lock_demuxer );
3042
3043     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3044     matroska_segment_c *p_segment = p_vsegment->Segment();
3045     if ( p_segment == NULL ) return 0;
3046     int                i_block_count = 0;
3047     int                i_return = 0;
3048
3049     KaxBlock *block;
3050     int64_t i_block_duration;
3051     int64_t i_block_ref1;
3052     int64_t i_block_ref2;
3053
3054     for( ;; )
3055     {
3056         if ( p_sys->demuxer.b_die )
3057             break;
3058
3059         if( p_sys->i_pts >= p_sys->i_start_pts  )
3060             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3061             {
3062                 i_return = 1;
3063                 break;
3064             }
3065
3066         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3067         {
3068             /* nothing left to read in this ordered edition */
3069             if ( !p_vsegment->SelectNext() )
3070                 break;
3071             p_segment->UnSelect( );
3072
3073             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3074
3075             /* switch to the next segment */
3076             p_segment = p_vsegment->Segment();
3077             if ( !p_segment->Select( 0 ) )
3078             {
3079                 msg_Err( p_demux, "Failed to select new segment" );
3080                 break;
3081             }
3082             continue;
3083         }
3084
3085
3086         if( p_segment->BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3087         {
3088             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3089             {
3090                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3091                 // check if there are more chapters to read
3092                 if ( p_chap != NULL )
3093                 {
3094                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3095                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3096                         p_vsegment->SelectNext();
3097                     */
3098                     p_sys->i_pts = p_chap->i_user_end_time;
3099                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3100
3101                     i_return = 1;
3102                 }
3103
3104                 break;
3105             }
3106             msg_Warn( p_demux, "cannot get block EOF?" );
3107             p_segment->UnSelect( );
3108
3109             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3110
3111             /* switch to the next segment */
3112             if ( !p_vsegment->SelectNext() )
3113                 // no more segments in this stream
3114                 break;
3115             p_segment = p_vsegment->Segment();
3116             if ( !p_segment->Select( 0 ) )
3117             {
3118                 msg_Err( p_demux, "Failed to select new segment" );
3119                 break;
3120             }
3121
3122             continue;
3123         }
3124
3125         p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
3126
3127         if( p_sys->i_pts >= p_sys->i_start_pts  )
3128         {
3129             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3130         }
3131
3132         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration );
3133
3134         delete block;
3135         i_block_count++;
3136
3137         // TODO optimize when there is need to leave or when seeking has been called
3138         if( i_block_count > 5 )
3139         {
3140             i_return = 1;
3141             break;
3142         }
3143     }
3144
3145     vlc_mutex_unlock( &p_sys->lock_demuxer );
3146
3147     return i_return;
3148 }
3149
3150
3151
3152 /*****************************************************************************
3153  * Stream managment
3154  *****************************************************************************/
3155 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_ )
3156 {
3157     s = s_;
3158     mb_eof = VLC_FALSE;
3159 }
3160
3161 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3162 {
3163     if( i_size <= 0 || mb_eof )
3164     {
3165         return 0;
3166     }
3167
3168     return stream_Read( s, p_buffer, i_size );
3169 }
3170 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3171 {
3172     int64_t i_pos;
3173
3174     switch( mode )
3175     {
3176         case seek_beginning:
3177             i_pos = i_offset;
3178             break;
3179         case seek_end:
3180             i_pos = stream_Size( s ) - i_offset;
3181             break;
3182         default:
3183             i_pos= stream_Tell( s ) + i_offset;
3184             break;
3185     }
3186
3187     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3188     {
3189         mb_eof = VLC_TRUE;
3190         return;
3191     }
3192
3193     mb_eof = VLC_FALSE;
3194     if( stream_Seek( s, i_pos ) )
3195     {
3196         mb_eof = VLC_TRUE;
3197     }
3198     return;
3199 }
3200 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3201 {
3202     return 0;
3203 }
3204 uint64 vlc_stream_io_callback::getFilePointer( void )
3205 {
3206     return stream_Tell( s );
3207 }
3208 void vlc_stream_io_callback::close( void )
3209 {
3210     return;
3211 }
3212
3213
3214 /*****************************************************************************
3215  * Ebml Stream parser
3216  *****************************************************************************/
3217 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3218 {
3219     int i;
3220
3221     m_es = es;
3222     m_got = NULL;
3223     m_el[0] = el_start;
3224     mi_remain_size[0] = el_start->GetSize();
3225
3226     for( i = 1; i < 6; i++ )
3227     {
3228         m_el[i] = NULL;
3229     }
3230     mi_level = 1;
3231     mi_user_level = 1;
3232     mb_keep = VLC_FALSE;
3233     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3234 }
3235
3236 EbmlParser::~EbmlParser( void )
3237 {
3238     int i;
3239
3240     for( i = 1; i < mi_level; i++ )
3241     {
3242         if( !mb_keep )
3243         {
3244             delete m_el[i];
3245         }
3246         mb_keep = VLC_FALSE;
3247     }
3248 }
3249
3250 void EbmlParser::Up( void )
3251 {
3252     if( mi_user_level == mi_level )
3253     {
3254         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3255     }
3256
3257     mi_user_level--;
3258 }
3259
3260 void EbmlParser::Down( void )
3261 {
3262     mi_user_level++;
3263     mi_level++;
3264 }
3265
3266 void EbmlParser::Keep( void )
3267 {
3268     mb_keep = VLC_TRUE;
3269 }
3270
3271 int EbmlParser::GetLevel( void )
3272 {
3273     return mi_user_level;
3274 }
3275
3276 void EbmlParser::Reset( demux_t *p_demux )
3277 {
3278     while ( mi_level > 0)
3279     {
3280         delete m_el[mi_level];
3281         m_el[mi_level] = NULL;
3282         mi_level--;
3283     }
3284     mi_user_level = mi_level = 1;
3285 #if LIBEBML_VERSION >= 0x000704
3286     // a little faster and cleaner
3287     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3288 #else
3289     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3290 #endif
3291     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3292 }
3293
3294 EbmlElement *EbmlParser::Get( void )
3295 {
3296     int i_ulev = 0;
3297
3298     if( mi_user_level != mi_level )
3299     {
3300         return NULL;
3301     }
3302     if( m_got )
3303     {
3304         EbmlElement *ret = m_got;
3305         m_got = NULL;
3306
3307         return ret;
3308     }
3309
3310     if( m_el[mi_level] )
3311     {
3312         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3313         if( !mb_keep )
3314         {
3315             delete m_el[mi_level];
3316         }
3317         mb_keep = VLC_FALSE;
3318     }
3319
3320     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy, 1 );
3321 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3322     if( i_ulev > 0 )
3323     {
3324         while( i_ulev > 0 )
3325         {
3326             if( mi_level == 1 )
3327             {
3328                 mi_level = 0;
3329                 return NULL;
3330             }
3331
3332             delete m_el[mi_level - 1];
3333             m_got = m_el[mi_level -1] = m_el[mi_level];
3334             m_el[mi_level] = NULL;
3335
3336             mi_level--;
3337             i_ulev--;
3338         }
3339         return NULL;
3340     }
3341     else if( m_el[mi_level] == NULL )
3342     {
3343         fprintf( stderr," m_el[mi_level] == NULL\n" );
3344     }
3345
3346     return m_el[mi_level];
3347 }
3348
3349
3350 /*****************************************************************************
3351  * Tools
3352  *  * LoadCues : load the cues element and update index
3353  *
3354  *  * LoadTags : load ... the tags element
3355  *
3356  *  * InformationCreate : create all information, load tags if present
3357  *
3358  *****************************************************************************/
3359 void matroska_segment_c::LoadCues( )
3360 {
3361     int64_t     i_sav_position = es.I_O().getFilePointer();
3362     EbmlParser  *ep;
3363     EbmlElement *el, *cues;
3364
3365     /* *** Load the cue if found *** */
3366     if( i_cues_position < 0 )
3367     {
3368         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3369
3370 //        IndexAppendCluster( cluster );
3371     }
3372
3373     vlc_bool_t b_seekable;
3374
3375     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3376     if( !b_seekable )
3377         return;
3378
3379     msg_Dbg( &sys.demuxer, "loading cues" );
3380     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3381     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3382
3383     if( cues == NULL )
3384     {
3385         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3386         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3387         return;
3388     }
3389
3390     ep = new EbmlParser( &es, cues, &sys.demuxer );
3391     while( ( el = ep->Get() ) != NULL )
3392     {
3393         if( MKV_IS_ID( el, KaxCuePoint ) )
3394         {
3395 #define idx index[i_index]
3396
3397             idx.i_track       = -1;
3398             idx.i_block_number= -1;
3399             idx.i_position    = -1;
3400             idx.i_time        = 0;
3401             idx.b_key         = VLC_TRUE;
3402
3403             ep->Down();
3404             while( ( el = ep->Get() ) != NULL )
3405             {
3406                 if( MKV_IS_ID( el, KaxCueTime ) )
3407                 {
3408                     KaxCueTime &ctime = *(KaxCueTime*)el;
3409
3410                     ctime.ReadData( es.I_O() );
3411
3412                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3413                 }
3414                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3415                 {
3416                     ep->Down();
3417                     while( ( el = ep->Get() ) != NULL )
3418                     {
3419                         if( MKV_IS_ID( el, KaxCueTrack ) )
3420                         {
3421                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3422
3423                             ctrack.ReadData( es.I_O() );
3424                             idx.i_track = uint16( ctrack );
3425                         }
3426                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3427                         {
3428                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3429
3430                             ccpos.ReadData( es.I_O() );
3431                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3432                         }
3433                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3434                         {
3435                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3436
3437                             cbnum.ReadData( es.I_O() );
3438                             idx.i_block_number = uint32( cbnum );
3439                         }
3440                         else
3441                         {
3442                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3443                         }
3444                     }
3445                     ep->Up();
3446                 }
3447                 else
3448                 {
3449                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3450                 }
3451             }
3452             ep->Up();
3453
3454 #if 0
3455             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3456                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3457                      idx.i_track, idx.i_block_number );
3458 #endif
3459
3460             i_index++;
3461             if( i_index >= i_index_max )
3462             {
3463                 i_index_max += 1024;
3464                 index = (mkv_index_t*)realloc( index, sizeof( mkv_index_t ) * i_index_max );
3465             }
3466 #undef idx
3467         }
3468         else
3469         {
3470             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3471         }
3472     }
3473     delete ep;
3474     delete cues;
3475
3476     b_cues = VLC_TRUE;
3477
3478     msg_Dbg( &sys.demuxer, "loading cues done." );
3479     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3480 }
3481
3482 void matroska_segment_c::LoadTags( )
3483 {
3484     int64_t     i_sav_position = es.I_O().getFilePointer();
3485     EbmlParser  *ep;
3486     EbmlElement *el, *tags;
3487
3488     msg_Dbg( &sys.demuxer, "loading tags" );
3489     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3490     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3491
3492     if( tags == NULL )
3493     {
3494         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3495         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3496         return;
3497     }
3498
3499     msg_Dbg( &sys.demuxer, "Tags" );
3500     ep = new EbmlParser( &es, tags, &sys.demuxer );
3501     while( ( el = ep->Get() ) != NULL )
3502     {
3503         if( MKV_IS_ID( el, KaxTag ) )
3504         {
3505             msg_Dbg( &sys.demuxer, "+ Tag" );
3506             ep->Down();
3507             while( ( el = ep->Get() ) != NULL )
3508             {
3509                 if( MKV_IS_ID( el, KaxTagTargets ) )
3510                 {
3511                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3512                     ep->Down();
3513                     while( ( el = ep->Get() ) != NULL )
3514                     {
3515                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3516                     }
3517                     ep->Up();
3518                 }
3519                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3520                 {
3521                     msg_Dbg( &sys.demuxer, "|   + General" );
3522                     ep->Down();
3523                     while( ( el = ep->Get() ) != NULL )
3524                     {
3525                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3526                     }
3527                     ep->Up();
3528                 }
3529                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3530                 {
3531                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3532                     ep->Down();
3533                     while( ( el = ep->Get() ) != NULL )
3534                     {
3535                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3536                     }
3537                     ep->Up();
3538                 }
3539                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3540                 {
3541                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3542                     ep->Down();
3543                     while( ( el = ep->Get() ) != NULL )
3544                     {
3545                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3546                     }
3547                     ep->Up();
3548                 }
3549                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3550                 {
3551                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3552                     ep->Down();
3553                     while( ( el = ep->Get() ) != NULL )
3554                     {
3555                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3556                     }
3557                     ep->Up();
3558                 }
3559                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3560                 {
3561                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3562                 }
3563                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3564                 {
3565                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3566                 }
3567                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3568                 {
3569                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3570                 }
3571                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3572                 {
3573                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3574                 }
3575                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3576                 {
3577                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3578                 }
3579                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3580                 {
3581                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3582                 }
3583                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3584                 {
3585                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
3586                 }
3587                 else
3588                 {
3589                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
3590                 }
3591             }
3592             ep->Up();
3593         }
3594         else
3595         {
3596             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
3597         }
3598     }
3599     delete ep;
3600     delete tags;
3601
3602     msg_Dbg( &sys.demuxer, "loading tags done." );
3603     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3604 }
3605
3606 /*****************************************************************************
3607  * ParseSeekHead:
3608  *****************************************************************************/
3609 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
3610 {
3611     EbmlElement *el;
3612     size_t i, j;
3613     int i_upper_level = 0;
3614
3615     msg_Dbg( &sys.demuxer, "|   + Seek head" );
3616
3617     /* Master elements */
3618     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
3619
3620     for( i = 0; i < seekhead->ListSize(); i++ )
3621     {
3622         EbmlElement *l = (*seekhead)[i];
3623
3624         if( MKV_IS_ID( l, KaxSeek ) )
3625         {
3626             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
3627             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
3628             int64_t i_pos = -1;
3629
3630             for( j = 0; j < sk->ListSize(); j++ )
3631             {
3632                 EbmlElement *l = (*sk)[j];
3633
3634                 if( MKV_IS_ID( l, KaxSeekID ) )
3635                 {
3636                     KaxSeekID &sid = *(KaxSeekID*)l;
3637                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
3638                 }
3639                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
3640                 {
3641                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
3642                     i_pos = uint64( spos );
3643                 }
3644                 else
3645                 {
3646                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
3647                 }
3648             }
3649
3650             if( i_pos >= 0 )
3651             {
3652                 if( id == KaxCues::ClassInfos.GlobalId )
3653                 {
3654                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
3655                     i_cues_position = segment->GetGlobalPosition( i_pos );
3656                 }
3657                 else if( id == KaxChapters::ClassInfos.GlobalId )
3658                 {
3659                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
3660                     i_chapters_position = segment->GetGlobalPosition( i_pos );
3661                 }
3662                 else if( id == KaxTags::ClassInfos.GlobalId )
3663                 {
3664                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
3665                     i_tags_position = segment->GetGlobalPosition( i_pos );
3666                 }
3667             }
3668         }
3669         else
3670         {
3671             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3672         }
3673     }
3674 }
3675
3676 /*****************************************************************************
3677  * ParseTrackEntry:
3678  *****************************************************************************/
3679 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
3680 {
3681     size_t i, j, k, n;
3682
3683     mkv_track_t *tk;
3684
3685     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
3686
3687     tk = new mkv_track_t();
3688     tracks.push_back( tk );
3689
3690     /* Init the track */
3691     memset( tk, 0, sizeof( mkv_track_t ) );
3692
3693     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
3694     tk->fmt.psz_language = strdup("English");
3695     tk->fmt.psz_description = NULL;
3696
3697     tk->b_default = VLC_TRUE;
3698     tk->b_enabled = VLC_TRUE;
3699     tk->b_silent = VLC_FALSE;
3700     tk->i_number = tracks.size() - 1;
3701     tk->i_extra_data = 0;
3702     tk->p_extra_data = NULL;
3703     tk->psz_codec = NULL;
3704     tk->i_default_duration = 0;
3705     tk->f_timecodescale = 1.0;
3706
3707     tk->b_inited = VLC_FALSE;
3708     tk->i_data_init = 0;
3709     tk->p_data_init = NULL;
3710
3711     tk->psz_codec_name = NULL;
3712     tk->psz_codec_settings = NULL;
3713     tk->psz_codec_info_url = NULL;
3714     tk->psz_codec_download_url = NULL;
3715
3716     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
3717
3718     for( i = 0; i < m->ListSize(); i++ )
3719     {
3720         EbmlElement *l = (*m)[i];
3721
3722         if( MKV_IS_ID( l, KaxTrackNumber ) )
3723         {
3724             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
3725
3726             tk->i_number = uint32( tnum );
3727             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
3728         }
3729         else  if( MKV_IS_ID( l, KaxTrackUID ) )
3730         {
3731             KaxTrackUID &tuid = *(KaxTrackUID*)l;
3732
3733             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
3734         }
3735         else  if( MKV_IS_ID( l, KaxTrackType ) )
3736         {
3737             char *psz_type;
3738             KaxTrackType &ttype = *(KaxTrackType*)l;
3739
3740             switch( uint8(ttype) )
3741             {
3742                 case track_audio:
3743                     psz_type = "audio";
3744                     tk->fmt.i_cat = AUDIO_ES;
3745                     break;
3746                 case track_video:
3747                     psz_type = "video";
3748                     tk->fmt.i_cat = VIDEO_ES;
3749                     break;
3750                 case track_subtitle:
3751                     psz_type = "subtitle";
3752                     tk->fmt.i_cat = SPU_ES;
3753                     break;
3754                 case track_buttons:
3755                     psz_type = "buttons";
3756                     tk->fmt.i_cat = SPU_ES;
3757                     break;
3758                 default:
3759                     psz_type = "unknown";
3760                     tk->fmt.i_cat = UNKNOWN_ES;
3761                     break;
3762             }
3763
3764             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
3765         }
3766 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
3767 //        {
3768 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
3769
3770 //            tk->b_enabled = uint32( fenb );
3771 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
3772 //                     uint32( fenb )  );
3773 //        }
3774         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
3775         {
3776             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
3777
3778             tk->b_default = uint32( fdef );
3779             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
3780         }
3781         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
3782         {
3783             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
3784
3785             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
3786         }
3787         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
3788         {
3789             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
3790
3791             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
3792         }
3793         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
3794         {
3795             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
3796
3797             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
3798         }
3799         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
3800         {
3801             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
3802
3803             tk->i_default_duration = uint64(defd);
3804             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
3805         }
3806         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
3807         {
3808             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
3809
3810             tk->f_timecodescale = float( ttcs );
3811             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
3812         }
3813         else if( MKV_IS_ID( l, KaxTrackName ) )
3814         {
3815             KaxTrackName &tname = *(KaxTrackName*)l;
3816
3817             tk->fmt.psz_description = UTF8ToStr( UTFstring( tname ) );
3818             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
3819         }
3820         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
3821         {
3822             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
3823
3824             tk->fmt.psz_language = strdup( string( lang ).c_str() );
3825             msg_Dbg( &sys.demuxer,
3826                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
3827         }
3828         else  if( MKV_IS_ID( l, KaxCodecID ) )
3829         {
3830             KaxCodecID &codecid = *(KaxCodecID*)l;
3831
3832             tk->psz_codec = strdup( string( codecid ).c_str() );
3833             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
3834         }
3835         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
3836         {
3837             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
3838
3839             tk->i_extra_data = cpriv.GetSize();
3840             if( tk->i_extra_data > 0 )
3841             {
3842                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
3843                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
3844             }
3845             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
3846         }
3847         else if( MKV_IS_ID( l, KaxCodecName ) )
3848         {
3849             KaxCodecName &cname = *(KaxCodecName*)l;
3850
3851             tk->psz_codec_name = UTF8ToStr( UTFstring( cname ) );
3852             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
3853         }
3854         else if( MKV_IS_ID( l, KaxContentEncodings ) )
3855         {
3856             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
3857             MkvTree( sys.demuxer, 3, "Content Encodings" );
3858             for( j = 0; j < cencs->ListSize(); j++ )
3859             {
3860                 EbmlElement *l2 = (*cencs)[j];
3861                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
3862                 {
3863                     MkvTree( sys.demuxer, 4, "Content Encoding" );
3864                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
3865                     for( k = 0; k < cenc->ListSize(); k++ )
3866                     {
3867                         EbmlElement *l3 = (*cenc)[k];
3868                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
3869                         {
3870                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
3871                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
3872                         }
3873                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
3874                         {
3875                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
3876                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
3877                         }
3878                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
3879                         {
3880                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
3881                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
3882                         }
3883                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
3884                         {
3885                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
3886                             MkvTree( sys.demuxer, 5, "Content Compression" );
3887                             for( n = 0; n < compr->ListSize(); n++ )
3888                             {
3889                                 EbmlElement *l4 = (*compr)[n];
3890                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
3891                                 {
3892                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
3893                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
3894                                     if( uint32( compalg ) == 0 )
3895                                     {
3896                                         tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
3897                                     }
3898                                 }
3899                                 else
3900                                 {
3901                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
3902                                 }
3903                             }
3904                         }
3905
3906                         else
3907                         {
3908                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
3909                         }
3910                     }
3911
3912                 }
3913                 else
3914                 {
3915                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
3916                 }
3917             }
3918
3919         }
3920 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
3921 //        {
3922 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
3923
3924 //            tk->psz_codec_settings = UTF8ToStr( UTFstring( cset ) );
3925 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
3926 //        }
3927 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
3928 //        {
3929 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
3930
3931 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
3932 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
3933 //        }
3934 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
3935 //        {
3936 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
3937
3938 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
3939 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
3940 //        }
3941 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
3942 //        {
3943 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
3944
3945 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
3946 //        }
3947 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
3948 //        {
3949 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
3950
3951 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
3952 //        }
3953         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
3954         {
3955             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
3956             unsigned int j;
3957
3958             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
3959             tk->f_fps = 0.0;
3960
3961             for( j = 0; j < tkv->ListSize(); j++ )
3962             {
3963                 EbmlElement *l = (*tkv)[j];
3964 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
3965 //                {
3966 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
3967
3968 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
3969 //                }
3970 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
3971 //                {
3972 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
3973
3974 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
3975 //                }
3976 //                else
3977                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
3978                 {
3979                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
3980
3981                     tk->fmt.video.i_width = uint16( vwidth );
3982                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
3983                 }
3984                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
3985                 {
3986                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
3987
3988                     tk->fmt.video.i_height = uint16( vheight );
3989                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
3990                 }
3991                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
3992                 {
3993                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
3994
3995                     tk->fmt.video.i_visible_width = uint16( vwidth );
3996                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
3997                 }
3998                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
3999                 {
4000                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4001
4002                     tk->fmt.video.i_visible_height = uint16( vheight );
4003                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4004                 }
4005                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4006                 {
4007                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4008
4009                     tk->f_fps = float( vfps );
4010                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4011                 }
4012 //                else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4013 //                {
4014 //                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4015
4016 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4017 //                             uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4018 //                }
4019 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4020 //                {
4021 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4022
4023 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4024 //                }
4025 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4026 //                {
4027 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4028
4029 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( gamma ) );
4030 //                }
4031                 else
4032                 {
4033                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4034                 }
4035             }
4036             if ( tk->fmt.video.i_visible_height && tk->fmt.video.i_visible_width )
4037                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * tk->fmt.video.i_visible_width / tk->fmt.video.i_visible_height;
4038         }
4039         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4040         {
4041             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4042             unsigned int j;
4043
4044             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4045
4046             for( j = 0; j < tka->ListSize(); j++ )
4047             {
4048                 EbmlElement *l = (*tka)[j];
4049
4050                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4051                 {
4052                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4053
4054                     tk->fmt.audio.i_rate = (int)float( afreq );
4055                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4056                 }
4057                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4058                 {
4059                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4060
4061                     tk->fmt.audio.i_channels = uint8( achan );
4062                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4063                 }
4064                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4065                 {
4066                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4067
4068                     tk->fmt.audio.i_bitspersample = uint8( abits );
4069                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4070                 }
4071                 else
4072                 {
4073                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4074                 }
4075             }
4076         }
4077         else
4078         {
4079             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4080                      typeid(*l).name() );
4081         }
4082     }
4083 }
4084
4085 /*****************************************************************************
4086  * ParseTracks:
4087  *****************************************************************************/
4088 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4089 {
4090     EbmlElement *el;
4091     unsigned int i;
4092     int i_upper_level = 0;
4093
4094     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4095
4096     /* Master elements */
4097     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4098
4099     for( i = 0; i < tracks->ListSize(); i++ )
4100     {
4101         EbmlElement *l = (*tracks)[i];
4102
4103         if( MKV_IS_ID( l, KaxTrackEntry ) )
4104         {
4105             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4106         }
4107         else
4108         {
4109             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4110         }
4111     }
4112 }
4113
4114 /*****************************************************************************
4115  * ParseInfo:
4116  *****************************************************************************/
4117 void matroska_segment_c::ParseInfo( KaxInfo *info )
4118 {
4119     EbmlElement *el;
4120     EbmlMaster  *m;
4121     size_t i, j;
4122     int i_upper_level = 0;
4123
4124     msg_Dbg( &sys.demuxer, "|   + Information" );
4125
4126     /* Master elements */
4127     m = static_cast<EbmlMaster *>(info);
4128     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4129
4130     for( i = 0; i < m->ListSize(); i++ )
4131     {
4132         EbmlElement *l = (*m)[i];
4133
4134         if( MKV_IS_ID( l, KaxSegmentUID ) )
4135         {
4136             segment_uid = *(new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l)));
4137
4138             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)segment_uid.GetBuffer() );
4139         }
4140         else if( MKV_IS_ID( l, KaxPrevUID ) )
4141         {
4142             prev_segment_uid = *(new KaxPrevUID(*static_cast<KaxPrevUID*>(l)));
4143
4144             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)prev_segment_uid.GetBuffer() );
4145         }
4146         else if( MKV_IS_ID( l, KaxNextUID ) )
4147         {
4148             next_segment_uid = *(new KaxNextUID(*static_cast<KaxNextUID*>(l)));
4149
4150             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)next_segment_uid.GetBuffer() );
4151         }
4152         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4153         {
4154             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4155
4156             i_timescale = uint64(tcs);
4157
4158             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4159                      i_timescale );
4160         }
4161         else if( MKV_IS_ID( l, KaxDuration ) )
4162         {
4163             KaxDuration &dur = *(KaxDuration*)l;
4164
4165             i_duration = mtime_t( double( dur ) );
4166
4167             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4168                      i_duration );
4169         }
4170         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4171         {
4172             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4173
4174             psz_muxing_application = UTF8ToStr( UTFstring( mapp ) );
4175
4176             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4177                      psz_muxing_application );
4178         }
4179         else if( MKV_IS_ID( l, KaxWritingApp ) )
4180         {
4181             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4182
4183             psz_writing_application = UTF8ToStr( UTFstring( wapp ) );
4184
4185             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4186                      psz_writing_application );
4187         }
4188         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4189         {
4190             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4191
4192             psz_segment_filename = UTF8ToStr( UTFstring( sfn ) );
4193
4194             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4195                      psz_segment_filename );
4196         }
4197         else if( MKV_IS_ID( l, KaxTitle ) )
4198         {
4199             KaxTitle &title = *(KaxTitle*)l;
4200
4201             psz_title = UTF8ToStr( UTFstring( title ) );
4202
4203             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4204         }
4205         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4206         {
4207             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4208
4209             families.push_back(*uid);
4210
4211             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4212         }
4213 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
4214         else if( MKV_IS_ID( l, KaxDateUTC ) )
4215         {
4216             KaxDateUTC &date = *(KaxDateUTC*)l;
4217             time_t i_date;
4218             struct tm tmres;
4219             char   buffer[256];
4220
4221             i_date = date.GetEpochDate();
4222             memset( buffer, 0, 256 );
4223             if( gmtime_r( &i_date, &tmres ) &&
4224                 asctime_r( &tmres, buffer ) )
4225             {
4226                 buffer[strlen( buffer)-1]= '\0';
4227                 psz_date_utc = strdup( buffer );
4228                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4229             }
4230         }
4231 #endif
4232 #if LIBMATROSKA_VERSION >= 0x000704
4233         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4234         {
4235             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4236             chapter_translation_c translated;
4237
4238             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4239             for( j = 0; j < p_trans->ListSize(); j++ )
4240             {
4241                 EbmlElement *l = (*p_trans)[j];
4242
4243                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4244                 {
4245                     translated.editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4246                 }
4247                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4248                 {
4249                     translated.codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4250                 }
4251                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4252                 {
4253                     translated.translated = *( new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) ) );
4254                 }
4255             }
4256
4257             translations.push_back( translated );
4258         }
4259 #endif
4260         else
4261         {
4262             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4263         }
4264     }
4265
4266     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4267     i_duration = mtime_t(f_dur);
4268 }
4269
4270
4271 /*****************************************************************************
4272  * ParseChapterAtom
4273  *****************************************************************************/
4274 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4275 {
4276     size_t i, j;
4277
4278     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4279     for( i = 0; i < ca->ListSize(); i++ )
4280     {
4281         EbmlElement *l = (*ca)[i];
4282
4283         if( MKV_IS_ID( l, KaxChapterUID ) )
4284         {
4285             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4286             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4287         }
4288         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4289         {
4290             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4291             chapters.b_display_seekpoint = uint8( flag ) == 0;
4292
4293             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4294         }
4295         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4296         {
4297             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4298             chapters.i_start_time = uint64( start ) / I64C(1000);
4299
4300             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4301         }
4302         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4303         {
4304             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4305             chapters.i_end_time = uint64( end ) / I64C(1000);
4306
4307             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4308         }
4309         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4310         {
4311             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4312
4313             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4314             for( j = 0; j < cd->ListSize(); j++ )
4315             {
4316                 EbmlElement *l= (*cd)[j];
4317
4318                 if( MKV_IS_ID( l, KaxChapterString ) )
4319                 {
4320                     int k;
4321
4322                     KaxChapterString &name =*(KaxChapterString*)l;
4323                     for (k = 0; k < i_level; k++)
4324                         chapters.psz_name += '+';
4325                     chapters.psz_name += ' ';
4326                     chapters.psz_name += UTF8ToStr( UTFstring( name ) );
4327                     chapters.b_user_display = true;
4328
4329                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", UTF8ToStr(UTFstring(name)) );
4330                 }
4331                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4332                 {
4333                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4334                     const char *psz = string( lang ).c_str();
4335
4336                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4337                 }
4338                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4339                 {
4340                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4341                     const char *psz = string( ct ).c_str();
4342
4343                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4344                 }
4345             }
4346         }
4347         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4348         {
4349             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4350
4351             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4352             chapter_codec_cmds_c *p_ccodec = NULL;
4353
4354             for( j = 0; j < cp->ListSize(); j++ )
4355             {
4356                 EbmlElement *k= (*cp)[j];
4357
4358                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4359                 {
4360                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4361                     if ( uint32(*p_codec_id) == 0 )
4362                         p_ccodec = new matroska_script_codec_c( sys );
4363                     else if ( uint32(*p_codec_id) == 1 )
4364                         p_ccodec = new dvd_chapter_codec_c( sys );
4365                     break;
4366                 }
4367             }
4368
4369             if ( p_ccodec != NULL )
4370             {
4371                 for( j = 0; j < cp->ListSize(); j++ )
4372                 {
4373                     EbmlElement *k= (*cp)[j];
4374
4375                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4376                     {
4377                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4378                         p_ccodec->SetPrivate( *p_private );
4379                     }
4380                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4381                     {
4382                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4383                     }
4384                 }
4385                 chapters.codecs.push_back( p_ccodec );
4386             }
4387         }
4388         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4389         {
4390             chapter_item_c *new_sub_chapter = new chapter_item_c();
4391             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4392             new_sub_chapter->psz_parent = &chapters;
4393             chapters.sub_chapters.push_back( new_sub_chapter );
4394         }
4395     }
4396 }
4397
4398 /*****************************************************************************
4399  * ParseChapters:
4400  *****************************************************************************/
4401 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4402 {
4403     EbmlElement *el;
4404     size_t i;
4405     int i_upper_level = 0;
4406     mtime_t i_dur;
4407
4408     /* Master elements */
4409     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4410
4411     for( i = 0; i < chapters->ListSize(); i++ )
4412     {
4413         EbmlElement *l = (*chapters)[i];
4414
4415         if( MKV_IS_ID( l, KaxEditionEntry ) )
4416         {
4417             chapter_edition_c *p_edition = new chapter_edition_c();
4418
4419             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4420             size_t j;
4421             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4422             for( j = 0; j < E->ListSize(); j++ )
4423             {
4424                 EbmlElement *l = (*E)[j];
4425
4426                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4427                 {
4428                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4429                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4430                     p_edition->sub_chapters.push_back( new_sub_chapter );
4431                 }
4432                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4433                 {
4434                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4435                 }
4436                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4437                 {
4438                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4439                 }
4440                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4441                 {
4442                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4443                         i_default_edition = stored_editions.size();
4444                 }
4445                 else
4446                 {
4447                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4448                 }
4449             }
4450             stored_editions.push_back( p_edition );
4451         }
4452         else
4453         {
4454             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4455         }
4456     }
4457
4458     for( i = 0; i < stored_editions.size(); i++ )
4459     {
4460         stored_editions[i]->RefreshChapters( );
4461     }
4462
4463     if ( stored_editions[i_default_edition]->b_ordered )
4464     {
4465         /* update the duration of the segment according to the sum of all sub chapters */
4466         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4467         if (i_dur > 0)
4468             i_duration = i_dur;
4469     }
4470 }
4471
4472 void matroska_segment_c::ParseCluster( )
4473 {
4474     EbmlElement *el;
4475     EbmlMaster  *m;
4476     unsigned int i;
4477     int i_upper_level = 0;
4478
4479     /* Master elements */
4480     m = static_cast<EbmlMaster *>( cluster );
4481     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4482
4483     for( i = 0; i < m->ListSize(); i++ )
4484     {
4485         EbmlElement *l = (*m)[i];
4486
4487         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4488         {
4489             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4490
4491             cluster->InitTimecode( uint64( ctc ), i_timescale );
4492             break;
4493         }
4494     }
4495
4496     i_start_time = cluster->GlobalTimecode() / 1000;
4497 }
4498
4499 /*****************************************************************************
4500  * InformationCreate:
4501  *****************************************************************************/
4502 void matroska_segment_c::InformationCreate( )
4503 {
4504     size_t      i_track;
4505
4506     sys.meta = vlc_meta_New();
4507
4508     if( psz_title )
4509     {
4510         vlc_meta_Add( sys.meta, VLC_META_TITLE, psz_title );
4511     }
4512     if( psz_date_utc )
4513     {
4514         vlc_meta_Add( sys.meta, VLC_META_DATE, psz_date_utc );
4515     }
4516     if( psz_segment_filename )
4517     {
4518         vlc_meta_Add( sys.meta, _("Segment filename"), psz_segment_filename );
4519     }
4520     if( psz_muxing_application )
4521     {
4522         vlc_meta_Add( sys.meta, _("Muxing application"), psz_muxing_application );
4523     }
4524     if( psz_writing_application )
4525     {
4526         vlc_meta_Add( sys.meta, _("Writing application"), psz_writing_application );
4527     }
4528
4529     for( i_track = 0; i_track < tracks.size(); i_track++ )
4530     {
4531         mkv_track_t *tk = tracks[i_track];
4532         vlc_meta_t *mtk = vlc_meta_New();
4533
4534         sys.meta->track = (vlc_meta_t**)realloc( sys.meta->track,
4535                                                     sizeof( vlc_meta_t * ) * ( sys.meta->i_track + 1 ) );
4536         sys.meta->track[sys.meta->i_track++] = mtk;
4537
4538         if( tk->fmt.psz_description )
4539         {
4540             vlc_meta_Add( sys.meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
4541         }
4542         if( tk->psz_codec_name )
4543         {
4544             vlc_meta_Add( sys.meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
4545         }
4546         if( tk->psz_codec_settings )
4547         {
4548             vlc_meta_Add( sys.meta, VLC_META_SETTING, tk->psz_codec_settings );
4549         }
4550         if( tk->psz_codec_info_url )
4551         {
4552             vlc_meta_Add( sys.meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
4553         }
4554         if( tk->psz_codec_download_url )
4555         {
4556             vlc_meta_Add( sys.meta, VLC_META_URL, tk->psz_codec_download_url );
4557         }
4558     }
4559
4560     if( i_tags_position >= 0 )
4561     {
4562         vlc_bool_t b_seekable;
4563
4564         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
4565         if( b_seekable )
4566         {
4567             LoadTags( );
4568         }
4569     }
4570 }
4571
4572
4573 /*****************************************************************************
4574  * Divers
4575  *****************************************************************************/
4576
4577 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
4578 {
4579 #define idx index[i_index]
4580     idx.i_track       = -1;
4581     idx.i_block_number= -1;
4582     idx.i_position    = cluster->GetElementPosition();
4583     idx.i_time        = -1;
4584     idx.b_key         = VLC_TRUE;
4585
4586     i_index++;
4587     if( i_index >= i_index_max )
4588     {
4589         i_index_max += 1024;
4590         index = (mkv_index_t*)realloc( index, sizeof( mkv_index_t ) * i_index_max );
4591     }
4592 #undef idx
4593 }
4594
4595 static char * UTF8ToStr( const UTFstring &u )
4596 {
4597     int     i_src;
4598     const wchar_t *src;
4599     char *dst, *p;
4600
4601     i_src = u.length();
4602     src   = u.c_str();
4603
4604     p = dst = (char*)malloc( i_src + 1);
4605     while( i_src > 0 )
4606     {
4607         if( *src < 255 )
4608         {
4609             *p++ = (char)*src;
4610         }
4611         else
4612         {
4613             *p++ = '?';
4614         }
4615         src++;
4616         i_src--;
4617     }
4618     *p++= '\0';
4619
4620     return dst;
4621 }
4622
4623 void chapter_edition_c::RefreshChapters( )
4624 {
4625     chapter_item_c::RefreshChapters( b_ordered, -1 );
4626     b_display_seekpoint = false;
4627 }
4628
4629 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
4630 {
4631     int64_t i_user_time = i_prev_user_time;
4632
4633     // first the sub-chapters, and then ourself
4634     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4635     while ( index != sub_chapters.end() )
4636     {
4637         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
4638         index++;
4639     }
4640
4641     if ( b_ordered )
4642     {
4643         // the ordered chapters always start at zero
4644         if ( i_prev_user_time == -1 )
4645         {
4646             if ( i_user_time == -1 )
4647                 i_user_time = 0;
4648             i_prev_user_time = 0;
4649         }
4650
4651         i_user_start_time = i_prev_user_time;
4652         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
4653         {
4654             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
4655         }
4656         else
4657         {
4658             i_user_end_time = i_user_time;
4659         }
4660     }
4661     else
4662     {
4663         std::sort( sub_chapters.begin(), sub_chapters.end() );
4664         i_user_start_time = i_start_time;
4665         if ( i_end_time != -1 )
4666             i_user_end_time = i_end_time;
4667         else if ( i_user_time != -1 )
4668             i_user_end_time = i_user_time;
4669         else
4670             i_user_end_time = i_user_start_time;
4671     }
4672
4673     return i_user_end_time;
4674 }
4675
4676 mtime_t chapter_edition_c::Duration() const
4677 {
4678     mtime_t i_result = 0;
4679
4680     if ( sub_chapters.size() )
4681     {
4682         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
4683         index--;
4684         i_result = (*index)->i_user_end_time;
4685     }
4686
4687     return i_result;
4688 }
4689
4690 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode )
4691 {
4692     chapter_item_c *psz_result = NULL;
4693
4694     if ( i_user_timecode >= i_user_start_time &&
4695         ( i_user_timecode < i_user_end_time ||
4696           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
4697     {
4698         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4699         while ( index != sub_chapters.end() && psz_result == NULL )
4700         {
4701             psz_result = (*index)->FindTimecode( i_user_timecode );
4702             index++;
4703         }
4704
4705         if ( psz_result == NULL )
4706             psz_result = this;
4707     }
4708
4709     return psz_result;
4710 }
4711
4712 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
4713 {
4714     if ( &item == this )
4715         return true;
4716
4717     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
4718     while ( index != sub_chapters.end() )
4719     {
4720         if ( (*index)->ParentOf( item ) )
4721             return true;
4722         index++;
4723     }
4724
4725     return false;
4726 }
4727
4728 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
4729 {
4730     for (size_t i=0; i<opened_segments.size(); i++)
4731     {
4732         opened_segments[i]->PreloadFamily( of_segment );
4733     }
4734 }
4735 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
4736 {
4737     if ( b_preloaded )
4738         return false;
4739
4740     for (size_t i=0; i<families.size(); i++)
4741     {
4742         for (size_t j=0; j<of_segment.families.size(); j++)
4743         {
4744             if ( families[i] == of_segment.families[j] )
4745                 return Preload( );
4746         }
4747     }
4748
4749     return false;
4750 }
4751
4752 // preload all the linked segments for all preloaded segments
4753 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
4754 {
4755     size_t i_preloaded, i, j;
4756     virtual_segment_c *p_seg;
4757
4758     p_current_segment = VirtualFromSegments( p_segment );
4759
4760     used_segments.push_back( p_current_segment );
4761
4762     // create all the other virtual segments of the family
4763     do {
4764         i_preloaded = 0;
4765         for ( i=0; i< opened_segments.size(); i++ )
4766         {
4767             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
4768             {
4769                 p_seg = VirtualFromSegments( opened_segments[i] );
4770                 used_segments.push_back( p_seg );
4771                 i_preloaded++;
4772             }
4773         }
4774     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
4775
4776     // publish all editions of all usable segment
4777     for ( i=0; i< used_segments.size(); i++ )
4778     {
4779         p_seg = used_segments[i];
4780         if ( p_seg->p_editions != NULL )
4781         {
4782             std::string sz_name;
4783             input_title_t *p_title = vlc_input_title_New();
4784             p_seg->i_sys_title = i;
4785             int i_chapters;
4786
4787             // TODO use a name for each edition, let the TITLE deal with a codec name
4788             for ( j=0; j<p_seg->p_editions->size(); j++ )
4789             {
4790                 if ( p_title->psz_name == NULL )
4791                 {
4792                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
4793                     if ( sz_name != "" )
4794                         p_title->psz_name = strdup( sz_name.c_str() );
4795                 }
4796
4797                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
4798
4799                 i_chapters = 0;
4800                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
4801             }
4802
4803             // create a name if there is none
4804             if ( p_title->psz_name == NULL )
4805             {
4806                 sz_name = N_("Segment ");
4807                 char psz_str[6];
4808                 sprintf( psz_str, "%d", i );
4809                 sz_name += psz_str;
4810                 p_title->psz_name = strdup( sz_name.c_str() );
4811             }
4812
4813             titles.push_back( *p_title );
4814         }
4815     }
4816
4817     // TODO decide which segment should be first used (VMG for DVD)
4818 }
4819
4820 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
4821 {
4822     for ( size_t i=0; i< used_segments.size(); i++ )
4823     {
4824         if ( used_segments[i]->FindUID( segment.segment_uid ) )
4825             return true;
4826     }
4827     return false;
4828 }
4829
4830 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
4831 {
4832     size_t i_preloaded, i;
4833
4834     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
4835
4836     // fill our current virtual segment with all hard linked segments
4837     do {
4838         i_preloaded = 0;
4839         for ( i=0; i< opened_segments.size(); i++ )
4840         {
4841             i_preloaded += p_result->AddSegment( opened_segments[i] );
4842         }
4843     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
4844
4845     p_result->Sort( );
4846
4847     p_result->PreloadLinked( );
4848
4849     p_result->PrepareChapters( );
4850
4851     return p_result;
4852 }
4853
4854 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
4855 {
4856     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
4857     {
4858         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
4859             p_current_segment->Segment()->UnSelect();
4860
4861         p_current_segment = p_new_segment;
4862         i_current_title = p_new_segment->i_sys_title;
4863     }
4864
4865     p_current_segment->LoadCues();
4866     f_duration = p_current_segment->Duration();
4867
4868     /* add information */
4869     p_current_segment->Segment()->InformationCreate( );
4870
4871     p_current_segment->Segment()->Select( 0 );
4872
4873     return true;
4874 }
4875
4876 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
4877 {
4878     EbmlBinary * p_itema = (EbmlBinary *)(&p_item_a->segment_uid);
4879     if ( *p_itema == p_item_b->prev_segment_uid )
4880         return true;
4881
4882     p_itema = (EbmlBinary *)(&p_item_a->next_segment_uid);
4883     if ( *p_itema == p_item_b->segment_uid )
4884         return true;
4885
4886     if ( *p_itema == p_item_b->prev_segment_uid )
4887         return true;
4888
4889     return false;
4890 }
4891
4892 bool matroska_segment_c::Preload( )
4893 {
4894     if ( b_preloaded )
4895         return false;
4896
4897     EbmlElement *el = NULL;
4898
4899     ep->Reset( &sys.demuxer );
4900
4901     while( ( el = ep->Get() ) != NULL )
4902     {
4903         if( MKV_IS_ID( el, KaxInfo ) )
4904         {
4905             ParseInfo( static_cast<KaxInfo*>( el ) );
4906         }
4907         else if( MKV_IS_ID( el, KaxTracks ) )
4908         {
4909             ParseTracks( static_cast<KaxTracks*>( el ) );
4910         }
4911         else if( MKV_IS_ID( el, KaxSeekHead ) )
4912         {
4913             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
4914         }
4915         else if( MKV_IS_ID( el, KaxCues ) )
4916         {
4917             msg_Dbg( &sys.demuxer, "|   + Cues" );
4918         }
4919         else if( MKV_IS_ID( el, KaxCluster ) )
4920         {
4921             msg_Dbg( &sys.demuxer, "|   + Cluster" );
4922
4923             cluster = (KaxCluster*)el;
4924
4925             i_start_pos = cluster->GetElementPosition();
4926             ParseCluster( );
4927
4928             ep->Down();
4929             /* stop parsing the stream */
4930             break;
4931         }
4932         else if( MKV_IS_ID( el, KaxAttachments ) )
4933         {
4934             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
4935         }
4936         else if( MKV_IS_ID( el, KaxChapters ) )
4937         {
4938             msg_Dbg( &sys.demuxer, "|   + Chapters" );
4939             ParseChapters( static_cast<KaxChapters*>( el ) );
4940         }
4941         else if( MKV_IS_ID( el, KaxTag ) )
4942         {
4943             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
4944         }
4945         else
4946         {
4947             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
4948         }
4949     }
4950
4951     b_preloaded = true;
4952
4953     return true;
4954 }
4955
4956 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
4957 {
4958     for (size_t i=0; i<opened_segments.size(); i++)
4959     {
4960         if ( opened_segments[i]->segment_uid == uid )
4961             return opened_segments[i];
4962     }
4963     return NULL;
4964 }
4965
4966 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
4967                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
4968                                         const void *p_cookie,
4969                                         size_t i_cookie_size,
4970                                         virtual_segment_c * &p_segment_found )
4971 {
4972     chapter_item_c *p_result = NULL;
4973     for (size_t i=0; i<used_segments.size(); i++)
4974     {
4975         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
4976         if ( p_result != NULL )
4977         {
4978             p_segment_found = used_segments[i];
4979             break;
4980         }
4981     }
4982     return p_result;
4983 }
4984
4985 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
4986 {
4987     chapter_item_c *p_result = NULL;
4988     for (size_t i=0; i<used_segments.size(); i++)
4989     {
4990         p_result = used_segments[i]->FindChapter( i_find_uid );
4991         if ( p_result != NULL )
4992         {
4993             p_segment_found = used_segments[i];
4994             break;
4995         }
4996     }
4997     return p_result;
4998 }
4999
5000 void virtual_segment_c::Sort()
5001 {
5002     // keep the current segment index
5003     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5004
5005     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5006
5007     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5008         if ( linked_segments[i_current_segment] == p_segment )
5009             break;
5010 }
5011
5012 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5013 {
5014     size_t i;
5015     // check if it's not already in here
5016     for ( i=0; i<linked_segments.size(); i++ )
5017     {
5018         if ( p_segment->segment_uid == linked_segments[i]->segment_uid )
5019             return 0;
5020     }
5021
5022     // find possible mates
5023     for ( i=0; i<linked_uids.size(); i++ )
5024     {
5025         if (   p_segment->segment_uid == linked_uids[i]
5026             || p_segment->prev_segment_uid == linked_uids[i]
5027             || p_segment->next_segment_uid == linked_uids[i] )
5028         {
5029             linked_segments.push_back( p_segment );
5030
5031             AppendUID( p_segment->prev_segment_uid );
5032             AppendUID( p_segment->next_segment_uid );
5033
5034             return 1;
5035         }
5036     }
5037     return 0;
5038 }
5039
5040 void virtual_segment_c::PreloadLinked( )
5041 {
5042     for ( size_t i=0; i<linked_segments.size(); i++ )
5043     {
5044         linked_segments[i]->Preload( );
5045     }
5046     i_current_edition = linked_segments[0]->i_default_edition;
5047 }
5048
5049 mtime_t virtual_segment_c::Duration() const
5050 {
5051     mtime_t i_duration;
5052     if ( linked_segments.size() == 0 )
5053         i_duration = 0;
5054     else {
5055         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5056 //        p_last_segment->ParseCluster( );
5057
5058         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5059     }
5060     return i_duration;
5061 }
5062
5063 void virtual_segment_c::LoadCues( )
5064 {
5065     for ( size_t i=0; i<linked_segments.size(); i++ )
5066     {
5067         linked_segments[i]->LoadCues();
5068     }
5069 }
5070
5071 void virtual_segment_c::AppendUID( const EbmlBinary & UID )
5072 {
5073     if ( UID.GetBuffer() == NULL )
5074         return;
5075
5076     for (size_t i=0; i<linked_uids.size(); i++)
5077     {
5078         if ( UID == linked_uids[i] )
5079             return;
5080     }
5081     linked_uids.push_back( *(KaxSegmentUID*)(&UID) );
5082 }
5083
5084 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5085 {
5086     KaxBlock    *block;
5087     int         i_track_skipping;
5088     int64_t     i_block_duration;
5089     int64_t     i_block_ref1;
5090     int64_t     i_block_ref2;
5091     size_t      i_track;
5092     int64_t     i_seek_position = i_start_pos;
5093     int64_t     i_seek_time = i_start_time;
5094
5095     if ( i_index > 0 )
5096     {
5097         int i_idx = 0;
5098
5099         for( ; i_idx < i_index; i_idx++ )
5100         {
5101             if( index[i_idx].i_time + i_time_offset > i_date )
5102             {
5103                 break;
5104             }
5105         }
5106
5107         if( i_idx > 0 )
5108         {
5109             i_idx--;
5110         }
5111
5112         i_seek_position = index[i_idx].i_position;
5113         i_seek_time = index[i_idx].i_time;
5114     }
5115
5116     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5117                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5118
5119     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5120
5121     delete ep;
5122     ep = new EbmlParser( &es, segment, &sys.demuxer );
5123     cluster = NULL;
5124
5125     sys.i_start_pts = i_date;
5126
5127     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5128
5129     /* now parse until key frame */
5130     i_track_skipping = 0;
5131     for( i_track = 0; i_track < tracks.size(); i_track++ )
5132     {
5133         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5134         {
5135             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5136             i_track_skipping++;
5137         }
5138         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5139     }
5140
5141
5142     while( i_track_skipping > 0 )
5143     {
5144         if( BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5145         {
5146             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5147
5148             return;
5149         }
5150
5151         for( i_track = 0; i_track < tracks.size(); i_track++ )
5152         {
5153             if( tracks[i_track]->i_number == block->TrackNum() )
5154             {
5155                 break;
5156             }
5157         }
5158
5159         sys.i_pts = sys.i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
5160
5161         if( i_track < tracks.size() )
5162         {
5163             if( sys.i_pts >= sys.i_start_pts )
5164             {
5165                 BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5166                 i_track_skipping = 0;
5167             }
5168             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5169             {
5170                 if( i_block_ref1 == -1 && tracks[i_track]->b_search_keyframe )
5171                 {
5172                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5173                     i_track_skipping--;
5174                 }
5175                 if( !tracks[i_track]->b_search_keyframe )
5176                 {
5177                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5178                 }
5179             }
5180         }
5181
5182         delete block;
5183     }
5184 }
5185
5186 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5187 {
5188     demux_sys_t *p_sys = demuxer.p_sys;
5189     size_t i;
5190
5191     // find the actual time for an ordered edition
5192     if ( psz_chapter == NULL )
5193     {
5194         if ( Edition() && Edition()->b_ordered )
5195         {
5196             /* 1st, we need to know in which chapter we are */
5197             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date );
5198         }
5199     }
5200
5201     if ( psz_chapter != NULL )
5202     {
5203         psz_current_chapter = psz_chapter;
5204         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5205         if ( psz_chapter->i_seekpoint_num > 0 )
5206         {
5207             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5208             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5209             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5210         }
5211     }
5212
5213     // find the best matching segment
5214     for ( i=0; i<linked_segments.size(); i++ )
5215     {
5216         if ( i_date < linked_segments[i]->i_start_time )
5217             break;
5218     }
5219
5220     if ( i > 0 )
5221         i--;
5222
5223     if ( i_current_segment != i  )
5224     {
5225         linked_segments[i_current_segment]->UnSelect();
5226         linked_segments[i]->Select( i_date );
5227         i_current_segment = i;
5228     }
5229
5230     linked_segments[i]->Seek( i_date, i_time_offset );
5231 }
5232
5233 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5234 {
5235     size_t i;
5236
5237     uint32 codec_time = uint32(-1);
5238     for( i = 0; i < command.ListSize(); i++ )
5239     {
5240         const EbmlElement *k = command[i];
5241
5242         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5243         {
5244             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5245             break;
5246         }
5247     }
5248
5249     for( i = 0; i < command.ListSize(); i++ )
5250     {
5251         const EbmlElement *k = command[i];
5252
5253         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5254         {
5255             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5256             switch ( codec_time )
5257             {
5258             case 0:
5259                 during_cmds.push_back( *p_data );
5260                 break;
5261             case 1:
5262                 enter_cmds.push_back( *p_data );
5263                 break;
5264             case 2:
5265                 leave_cmds.push_back( *p_data );
5266                 break;
5267             default:
5268                 delete p_data;
5269             }
5270         }
5271     }
5272 }
5273
5274 bool chapter_item_c::Enter( bool b_do_subs )
5275 {
5276     bool f_result = false;
5277     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5278     while ( index != codecs.end() )
5279     {
5280         f_result |= (*index)->Enter();
5281         index++;
5282     }
5283
5284     if ( b_do_subs )
5285     {
5286         // sub chapters
5287         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5288         while ( index_ != sub_chapters.end() )
5289         {
5290             f_result |= (*index_)->Enter( true );
5291             index_++;
5292         }
5293     }
5294     return f_result;
5295 }
5296
5297 bool chapter_item_c::Leave( bool b_do_subs )
5298 {
5299     bool f_result = false;
5300     b_is_leaving = true;
5301     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5302     while ( index != codecs.end() )
5303     {
5304         f_result |= (*index)->Leave();
5305         index++;
5306     }
5307
5308     if ( b_do_subs )
5309     {
5310         // sub chapters
5311         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5312         while ( index_ != sub_chapters.end() )
5313         {
5314             f_result |= (*index_)->Leave( true );
5315             index_++;
5316         }
5317     }
5318     b_is_leaving = false;
5319     return f_result;
5320 }
5321
5322 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item )
5323 {
5324     chapter_item_c *p_common_parent = p_item;
5325
5326     // leave, up to a common parent
5327     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5328     {
5329         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5330             return true;
5331         p_common_parent = p_common_parent->psz_parent;
5332     }
5333
5334     // enter from the parent to <this>
5335     if ( p_common_parent != NULL )
5336     {
5337         do
5338         {
5339             if ( p_common_parent == this )
5340                 return Enter( true );
5341
5342             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5343             {
5344                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5345                 {
5346                     p_common_parent = p_common_parent->sub_chapters[i];
5347                     if ( p_common_parent != this )
5348                         if ( p_common_parent->Enter( false ) )
5349                             return true;
5350
5351                     break;
5352                 }
5353             }
5354         } while ( 1 );
5355     }
5356
5357     return Enter( true );
5358 }
5359
5360 bool dvd_chapter_codec_c::Enter()
5361 {
5362     bool f_result = false;
5363     std::vector<KaxChapterProcessData>::iterator index = enter_cmds.begin();
5364     while ( index != enter_cmds.end() )
5365     {
5366         if ( (*index).GetSize() )
5367         {
5368             binary *p_data = (*index).GetBuffer();
5369             size_t i_size = *p_data++;
5370             // avoid reading too much from the buffer
5371             i_size = min( i_size, ((*index).GetSize() - 1) >> 3 );
5372             for ( ; i_size > 0; i_size--, p_data += 8 )
5373             {
5374                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5375                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5376             }
5377         }
5378         index++;
5379     }
5380     return f_result;
5381 }
5382
5383 bool dvd_chapter_codec_c::Leave()
5384 {
5385     bool f_result = false;
5386     std::vector<KaxChapterProcessData>::iterator index = leave_cmds.begin();
5387     while ( index != leave_cmds.end() )
5388     {
5389         if ( (*index).GetSize() )
5390         {
5391             binary *p_data = (*index).GetBuffer();
5392             size_t i_size = *p_data++;
5393             // avoid reading too much from the buffer
5394             i_size = min( i_size, ((*index).GetSize() - 1) >> 3 );
5395             for ( ; i_size > 0; i_size--, p_data += 8 )
5396             {
5397                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5398                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5399             }
5400         }
5401         index++;
5402     }
5403     return f_result;
5404 }
5405
5406 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5407 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5408 {
5409     if ( i_size != 8 )
5410         return false;
5411
5412     virtual_segment_c *p_segment;
5413     chapter_item_c *p_chapter;
5414     bool f_result = false;
5415     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5416
5417     // handle register tests if there are some
5418     if ( (i_command & 0xF0) != 0 )
5419     {
5420         bool b_test_positive = (i_command & CMD_DVD_IF_NOT) == 0;
5421         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5422         uint8 i_test = i_command & 0x70;
5423         uint16 i_value;
5424
5425         if ( b_test_value )
5426             i_value = ( p_command[4] << 8 ) + p_command[5];
5427         else
5428             i_value = GetPRM( p_command[7] );
5429
5430         switch ( i_test )
5431         {
5432         case CMD_DVD_IF_GPREG_EQUAL:
5433             // if equals
5434             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5435             if (!( GetPRM( p_command[3] ) == i_value ))
5436             {
5437                 b_test_positive = !b_test_positive;
5438             }
5439             break;
5440         case CMD_DVD_IF_GPREG_INF:
5441             // if inferior
5442             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5443             if (!( GetPRM( p_command[3] ) < i_value ))
5444             {
5445                 b_test_positive = !b_test_positive;
5446             }
5447             break;
5448         case CMD_DVD_IF_GPREG_AND:
5449             // if logical and
5450             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5451             if (!( GetPRM( p_command[3] ) & i_value ))
5452             {
5453                 b_test_positive = !b_test_positive;
5454             }
5455             break;
5456         case CMD_DVD_IF_GPREG_SUP_EQUAL:
5457             // if superior or equal
5458             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5459             if (!( GetPRM( p_command[3] ) >= i_value ))
5460             {
5461                 b_test_positive = !b_test_positive;
5462             }
5463             break;
5464         }
5465
5466         if ( !b_test_positive )
5467             return false;
5468     }
5469
5470     // strip the test command
5471     i_command &= 0xFF0F;
5472
5473     switch ( i_command )
5474     {
5475     case CMD_DVD_NOP:
5476     case CMD_DVD_NOP2:
5477         {
5478             msg_Dbg( &sys.demuxer, "NOP" );
5479             break;
5480         }
5481     case CMD_DVD_BREAK:
5482         {
5483             msg_Dbg( &sys.demuxer, "Break" );
5484             // TODO
5485             break;
5486         }
5487     case CMD_DVD_JUMP_TT:
5488         {
5489             uint8 i_title = p_command[5];
5490             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
5491
5492             // find in the ChapProcessPrivate matching this Title level
5493             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
5494             if ( p_chapter != NULL )
5495             {
5496                 // if the segment is not part of the current segment, select the new one
5497                 if ( p_segment != sys.p_current_segment )
5498                 {
5499                     sys.PreparePlayback( p_segment );
5500                 }
5501
5502                 // jump to the location in the found segment
5503                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, NULL );
5504                 p_chapter->Enter( true );
5505
5506                 f_result = true;
5507             }
5508
5509             break;
5510         }
5511     case CMD_DVD_CALLSS_VTSM1:
5512         {
5513             msg_Dbg( &sys.demuxer, "CallSS VTSM" );
5514             switch( (p_command[6] & 0xC0) >> 6 ) {
5515                 case 0:
5516                     switch ( p_command[5] )
5517                     {
5518                     case 0x00:
5519                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[5]);
5520                         break;
5521                     case 0x82:
5522                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[5]);
5523                         break;
5524                     case 0x83:
5525                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[5]);
5526                         break;
5527                     case 0x84:
5528                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[5]);
5529                         break;
5530                     case 0x85:
5531                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[5]);
5532                         break;
5533                     case 0x86:
5534                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[5]);
5535                         break;
5536                     case 0x87:
5537                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[5]);
5538                         break;
5539                     default:
5540                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[5]);
5541                         break;
5542                     }
5543                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_command[5], 1, p_segment );
5544                     if ( p_chapter != NULL )
5545                     {
5546                         // if the segment is not part of the current segment, select the new one
5547                         if ( p_segment != sys.p_current_segment )
5548                         {
5549                             sys.PreparePlayback( p_segment );
5550                         }
5551
5552                         p_chapter->Enter( true );
5553
5554                         // jump to the location in the found segment
5555                         p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5556                         f_result = true;
5557                     }
5558                 break;
5559                 case 1:
5560                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5561                 break;
5562                 case 2:
5563                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5564                 break;
5565                 case 3:
5566                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[3] << 8) + p_command[4], p_command[5]);
5567                 break;
5568             }
5569             break;
5570         }
5571     case CMD_DVD_JUMPVTS_PTT:
5572         {
5573             uint8 i_title = p_command[5];
5574             uint8 i_ptt = p_command[3];
5575
5576             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
5577
5578             // find the current VTS content segment
5579             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
5580             if ( p_chapter != NULL )
5581             {
5582                 int16 i_curr_title = p_chapter->GetTitleNumber( );
5583                 if ( i_curr_title > 0 )
5584                 {
5585                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
5586
5587                     if ( p_chapter != NULL )
5588                     {
5589                         // find the title in the VTS
5590                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
5591                         if ( p_chapter != NULL )
5592                         {
5593                             // find the chapter in the title
5594                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
5595                             if ( p_chapter != NULL )
5596                             {
5597                                 // if the segment is not part of the current segment, select the new one
5598                                 if ( p_segment != sys.p_current_segment )
5599                                 {
5600                                     sys.PreparePlayback( p_segment );
5601                                 }
5602
5603                                 p_chapter->Enter( true );
5604
5605                                 // jump to the location in the found segment
5606                                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5607                                 f_result = true;
5608                             }
5609                         }
5610                     else
5611                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
5612                     }
5613                     else
5614                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
5615                 }
5616                 else
5617                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
5618             }
5619             else
5620                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
5621             break;
5622         }
5623     case CMD_DVD_SET_GPRMMD:
5624         {
5625             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
5626
5627             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
5628                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
5629             break;
5630         }
5631     case CMD_DVD_LINKPGCN:
5632         {
5633             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
5634
5635             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
5636             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
5637             if ( p_chapter != NULL )
5638             {
5639                 p_chapter->Enter( true );
5640
5641                 // jump to the location in the found segment
5642                 sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5643                 f_result = true;
5644             }
5645             break;
5646         }
5647     case CMD_DVD_LINKCN:
5648         {
5649             uint8 i_cn = p_command[7];
5650
5651             p_chapter = sys.p_current_segment->CurrentChapter();
5652
5653             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
5654             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
5655             if ( p_chapter != NULL )
5656             {
5657                 p_chapter->Enter( true );
5658
5659                 // jump to the location in the found segment
5660                 sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5661                 f_result = true;
5662             }
5663             break;
5664         }
5665     case CMD_DVD_GOTO_LINE:
5666         {
5667             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
5668             // TODO
5669             break;
5670         }
5671     default:
5672         {
5673             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
5674                      ,p_command[0]
5675                      ,p_command[1]
5676                      ,p_command[2]
5677                      ,p_command[3]
5678                      ,p_command[4]
5679                      ,p_command[5]
5680                      ,p_command[6]
5681                      ,p_command[7]);
5682             break;
5683         }
5684     }
5685
5686     return f_result;
5687 }
5688
5689 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5690 {
5691     return ( data.m_private_data.GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
5692 }
5693
5694 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5695 {
5696     if ( i_cookie_size != 2 || data.m_private_data.GetSize() < 4 )
5697         return false;
5698
5699     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.m_private_data.GetBuffer()[1] != 0x80 )
5700         return false;
5701
5702     uint16 i_gtitle = (data.m_private_data.GetBuffer()[2] << 8 ) + data.m_private_data.GetBuffer()[3];
5703     uint16 i_title = *(uint16*)p_cookie;
5704
5705     return (i_gtitle == i_title);
5706 }
5707
5708 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5709 {
5710     if ( i_cookie_size != 1 || data.m_private_data.GetSize() < 4 )
5711         return false;
5712
5713     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
5714         return false;
5715
5716     uint16 i_gtitle = (data.m_private_data.GetBuffer()[1] << 8 ) + data.m_private_data.GetBuffer()[2];
5717     uint8 i_title = *(uint8*)p_cookie;
5718
5719     return (i_gtitle == i_title);
5720 }
5721
5722 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5723 {
5724     if ( i_cookie_size != 1 || data.m_private_data.GetSize() < 8 )
5725         return false;
5726
5727     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5728         return false;
5729
5730     uint8 i_pgc_type = data.m_private_data.GetBuffer()[3];
5731     uint8 i_pgc = *(uint8*)p_cookie;
5732
5733     return (i_pgc_type == i_pgc);
5734 }
5735
5736 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5737 {
5738     if ( i_cookie_size != 2 || data.m_private_data.GetSize() < 8 )
5739         return false;
5740
5741     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5742         return false;
5743
5744     uint16 *i_pgc_n = (uint16 *)p_cookie;
5745     uint16 i_pgc_num = (data.m_private_data.GetBuffer()[1] << 8) + data.m_private_data.GetBuffer()[2];
5746
5747     return (i_pgc_num == *i_pgc_n);
5748 }
5749
5750 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5751 {
5752     if ( i_cookie_size != 1 || data.m_private_data.GetSize() < 2 )
5753         return false;
5754
5755     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
5756         return false;
5757
5758     uint8 i_chapter = data.m_private_data.GetBuffer()[1];
5759     uint8 i_ptt = *(uint8*)p_cookie;
5760
5761     return (i_chapter == i_ptt);
5762 }
5763
5764 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5765 {
5766     if ( i_cookie_size != 1 || data.m_private_data.GetSize() < 5 )
5767         return false;
5768
5769     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
5770         return false;
5771
5772     uint8 *i_cell_n = (uint8 *)p_cookie;
5773     uint8 i_cell_num = data.m_private_data.GetBuffer()[3];
5774
5775     return (i_cell_num == *i_cell_n);
5776 }
5777
5778 bool matroska_script_codec_c::Enter()
5779 {
5780     bool f_result = false;
5781     std::vector<KaxChapterProcessData>::iterator index = enter_cmds.begin();
5782     while ( index != enter_cmds.end() )
5783     {
5784         if ( (*index).GetSize() )
5785         {
5786             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
5787             f_result |= interpretor.Interpret( (*index).GetBuffer(), (*index).GetSize() );
5788         }
5789         index++;
5790     }
5791     return f_result;
5792 }
5793
5794 bool matroska_script_codec_c::Leave()
5795 {
5796     bool f_result = false;
5797     std::vector<KaxChapterProcessData>::iterator index = leave_cmds.begin();
5798     while ( index != leave_cmds.end() )
5799     {
5800         if ( (*index).GetSize() )
5801         {
5802             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
5803             f_result |= interpretor.Interpret( (*index).GetBuffer(), (*index).GetSize() );
5804         }
5805         index++;
5806     }
5807     return f_result;
5808 }
5809
5810 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
5811 //  for a description of existing commands
5812 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5813 {
5814     bool b_result = false;
5815
5816     char *psz_str = (char*) malloc( i_size + 1 );
5817     memcpy( psz_str, p_command, i_size );
5818     psz_str[ i_size ] = '\0';
5819
5820     std::string sz_command = psz_str;
5821     free( psz_str );
5822
5823     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
5824
5825 #if defined(__GNUC__) && (__GNUC__ < 3)
5826     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
5827 #else
5828     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
5829 #endif
5830     {
5831         size_t i,j;
5832
5833         // find the (
5834         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
5835         {
5836             if ( sz_command[i] == '(' )
5837             {
5838                 i++;
5839                 break;
5840             }
5841         }
5842         // find the )
5843         for ( j=i; j<sz_command.size(); j++)
5844         {
5845             if ( sz_command[j] == ')' )
5846             {
5847                 i--;
5848                 break;
5849             }
5850         }
5851
5852         std::string st = sz_command.substr( i+1, j-i-1 );
5853         int64_t i_chapter_uid = atoi( st.c_str() );
5854
5855         virtual_segment_c *p_segment;
5856         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
5857
5858         if ( p_chapter == NULL )
5859             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
5860         else
5861         {
5862             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
5863                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5864             b_result = true;
5865         }
5866     }
5867
5868     return b_result;
5869 }
5870
5871 void demux_sys_t::SwapButtons()
5872 {
5873 #ifndef WORDS_BIGENDIAN
5874     uint8_t button, i, j;
5875
5876     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
5877         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
5878         binary *p_data = (binary*) button_ptr;
5879
5880         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
5881         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
5882         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
5883         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
5884         button_ptr->x_start = i_x_start;
5885         button_ptr->x_end   = i_x_end;
5886         button_ptr->y_start = i_y_start;
5887         button_ptr->y_end   = i_y_end;
5888
5889     }
5890     for ( i = 0; i<3; i++ )
5891     {
5892         for ( j = 0; j<2; j++ )
5893         {
5894             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
5895         }
5896     }
5897 #endif
5898 }