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     :p_private_data(NULL)
 614     ,i_codec_id( codec_id )
 615     ,sys( demuxer )
 616     {}
 617
 618     virtual ~chapter_codec_cmds_c()
 619     {
 620         delete p_private_data;
 621         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 622         while ( indexe != enter_cmds.end() )
 623         {
 624             delete (*indexe);
 625             indexe++;
 626         }
 627         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 628         while ( indexl != leave_cmds.end() )
 629         {
 630             delete (*indexl);
 631             indexl++;
 632         }
 633         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 634         while ( indexd != during_cmds.end() )
 635         {
 636             delete (*indexd);
 637             indexd++;
 638         }
 639     }
 640
 641     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 642     {
 643         p_private_data = new KaxChapterProcessPrivate( private_data );
 644     }
 645
 646     void AddCommand( const KaxChapterProcessCommand & command );
 647
 648     /// \return wether the codec has seeked in the files or not
 649     virtual bool Enter() { return false; }
 650     virtual bool Leave() { return false; }
 651     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 652     virtual int16 GetTitleNumber() { return -1; }
 653
 654     KaxChapterProcessPrivate *p_private_data;
 655
 656 protected:
 657     std::vector<KaxChapterProcessData*> enter_cmds;
 658     std::vector<KaxChapterProcessData*> during_cmds;
 659     std::vector<KaxChapterProcessData*> leave_cmds;
 660
 661     int i_codec_id;
 662     demux_sys_t & sys;
 663 };
 664
 665 class dvd_command_interpretor_c
 666 {
 667 public:
 668     dvd_command_interpretor_c( demux_sys_t & demuxer )
 669     :sys( demuxer )
 670     {
 671         memset( p_PRMs, 0, sizeof(p_PRMs) );
 672         p_PRMs[ 0x80 + 1 ] = 15;
 673         p_PRMs[ 0x80 + 2 ] = 62;
 674         p_PRMs[ 0x80 + 3 ] = 1;
 675         p_PRMs[ 0x80 + 4 ] = 1;
 676         p_PRMs[ 0x80 + 7 ] = 1;
 677         p_PRMs[ 0x80 + 8 ] = 1;
 678         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 679         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 680     }
 681
 682     bool Interpret( const binary * p_command, size_t i_size = 8 );
 683
 684     uint16 GetPRM( size_t index ) const
 685     {
 686         if ( index < 256 )
 687             return p_PRMs[ index ];
 688         else return 0;
 689     }
 690
 691     uint16 GetGPRM( size_t index ) const
 692     {
 693         if ( index >= 0 && index < 16 )
 694             return p_PRMs[ index ];
 695         else return 0;
 696     }
 697
 698     uint16 GetSPRM( size_t index ) const
 699     {
 700         // 21,22,23 reserved for future use
 701         if ( index >= 0x80 && index < 0x95 )
 702             return p_PRMs[ index ];
 703         else return 0;
 704     }
 705
 706     bool SetPRM( size_t index, uint16 value )
 707     {
 708         if ( index >= 0 && index < 16 )
 709         {
 710             p_PRMs[ index ] = value;
 711             return true;
 712         }
 713         return false;
 714     }
 715
 716     bool SetGPRM( size_t index, uint16 value )
 717     {
 718         if ( index >= 0 && index < 16 )
 719         {
 720             p_PRMs[ index ] = value;
 721             return true;
 722         }
 723         return false;
 724     }
 725
 726     bool SetSPRM( size_t index, uint16 value )
 727     {
 728         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 729         {
 730             p_PRMs[ index ] = value;
 731             return true;
 732         }
 733         return false;
 734     }
 735
 736 protected:
 737     std::string GetRegTypeName( bool b_value, uint16 value ) const
 738     {
 739         std::string result;
 740         char s_value[6], s_reg_value[6];
 741         sprintf( s_value, "%.5d", value );
 742
 743         if ( b_value )
 744         {
 745             result = "value (";
 746             result += s_value;
 747             result += ")";
 748         }
 749         else if ( value < 0x80 )
 750         {
 751             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 752             result = "GPreg[";
 753             result += s_value;
 754             result += "] (";
 755             result += s_reg_value;
 756             result += ")";
 757         }
 758         else
 759         {
 760             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 761             result = "SPreg[";
 762             result += s_value;
 763             result += "] (";
 764             result += s_reg_value;
 765             result += ")";
 766         }
 767         return result;
 768     }
 769
 770     uint16       p_PRMs[256];
 771     demux_sys_t  & sys;
 772
 773     // DVD command IDs
 774
 775     // Tests
 776     // wether the test has to be positive or not
 777     static const uint16 CMD_DVD_IF_NOT              = 0x10;
 778     // wether it's a comparison on the value or register
 779     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 780     static const uint16 CMD_DVD_IF_GPREG_AND        = (0 << 5);
 781     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (1 << 5);
 782     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (2 << 5);
 783     static const uint16 CMD_DVD_IF_GPREG_INF        = (3 << 5);
 784
 785     static const uint16 CMD_DVD_NOP                    = 0x0000;
 786     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 787     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 788     // Links
 789     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 790     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 791     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 792     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 793     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 794     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 795     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 796     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 797     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 798     //
 799     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 800     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 801     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 802     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 803     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 804     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 805     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 806     // Operations
 807     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 808     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 809     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 810     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 811     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 812     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 813
 814     // callbacks when browsing inside CodecPrivate
 815     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 816     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 817     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 818     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 819     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 820     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 821     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 822 };
 823
 824 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 825 {
 826 public:
 827     dvd_chapter_codec_c( demux_sys_t & sys )
 828     :chapter_codec_cmds_c( sys, 1 )
 829     {}
 830
 831     bool Enter();
 832     bool Leave();
 833     std::string GetCodecName( bool f_for_title = false ) const;
 834     int16 GetTitleNumber();
 835 };
 836
 837 class matroska_script_interpretor_c
 838 {
 839 public:
 840     matroska_script_interpretor_c( demux_sys_t & demuxer )
 841     :sys( demuxer )
 842     {}
 843
 844     bool Interpret( const binary * p_command, size_t i_size );
 845
 846     // DVD command IDs
 847     static const std::string CMD_MS_GOTO_AND_PLAY;
 848
 849 protected:
 850     demux_sys_t  & sys;
 851 };
 852
 853 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 854
 855
 856 class matroska_script_codec_c : public chapter_codec_cmds_c
 857 {
 858 public:
 859     matroska_script_codec_c( demux_sys_t & sys )
 860     :chapter_codec_cmds_c( sys, 0 )
 861     ,interpretor( sys )
 862     {}
 863
 864     bool Enter();
 865     bool Leave();
 866
 867 protected:
 868     matroska_script_interpretor_c interpretor;
 869 };
 870
 871 class chapter_translation_c
 872 {
 873 public:
 874     chapter_translation_c()
 875         :p_translated(NULL)
 876     {}
 877
 878     ~chapter_translation_c()
 879     {
 880         delete p_translated;
 881     }
 882
 883     KaxChapterTranslateID  *p_translated;
 884     unsigned int           codec_id;
 885     std::vector<uint64_t>  editions;
 886 };
 887
 888 class chapter_item_c
 889 {
 890 public:
 891     chapter_item_c()
 892     :i_start_time(0)
 893     ,i_end_time(-1)
 894     ,i_user_start_time(-1)
 895     ,i_user_end_time(-1)
 896     ,i_seekpoint_num(-1)
 897     ,b_display_seekpoint(true)
 898     ,b_user_display(false)
 899     ,psz_parent(NULL)
 900     ,b_is_leaving(false)
 901     {}
 902
 903     virtual ~chapter_item_c()
 904     {
 905         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 906         while ( index != codecs.end() )
 907         {
 908             delete (*index);
 909             index++;
 910         }
 911         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 912         while ( index_ != sub_chapters.end() )
 913         {
 914             delete (*index_);
 915             index_++;
 916         }
 917     }
 918
 919     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 920     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 921     chapter_item_c * FindTimecode( mtime_t i_timecode );
 922     void Append( const chapter_item_c & edition );
 923     chapter_item_c * FindChapter( int64_t i_find_uid );
 924     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 925                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 926                                     const void *p_cookie,
 927                                     size_t i_cookie_size );
 928     std::string                 GetCodecName( bool f_for_title = false ) const;
 929     bool                        ParentOf( const chapter_item_c & item ) const;
 930     int16                       GetTitleNumber( ) const;
 931
 932     int64_t                     i_start_time, i_end_time;
 933     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 934     std::vector<chapter_item_c*> sub_chapters;
 935     int                         i_seekpoint_num;
 936     int64_t                     i_uid;
 937     bool                        b_display_seekpoint;
 938     bool                        b_user_display;
 939     std::string                 psz_name;
 940     chapter_item_c              *psz_parent;
 941     bool                        b_is_leaving;
 942
 943     std::vector<chapter_codec_cmds_c*> codecs;
 944
 945     bool operator<( const chapter_item_c & item ) const
 946     {
 947         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) );
 948     }
 949
 950     bool Enter( bool b_do_subchapters );
 951     bool Leave( bool b_do_subchapters );
 952     bool EnterAndLeave( chapter_item_c *p_item );
 953 };
 954
 955 class chapter_edition_c : public chapter_item_c
 956 {
 957 public:
 958     chapter_edition_c()
 959     :b_ordered(false)
 960     {}
 961
 962     void RefreshChapters( );
 963     mtime_t Duration() const;
 964     std::string GetMainName() const;
 965
 966     bool                        b_ordered;
 967 };
 968
 969 class matroska_segment_c
 970 {
 971 public:
 972     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
 973         :segment(NULL)
 974         ,es(estream)
 975         ,i_timescale(MKVD_TIMECODESCALE)
 976         ,i_duration(-1)
 977         ,i_start_time(0)
 978         ,i_cues_position(-1)
 979         ,i_chapters_position(-1)
 980         ,i_tags_position(-1)
 981         ,cluster(NULL)
 982         ,i_start_pos(0)
 983         ,p_segment_uid(NULL)
 984         ,p_prev_segment_uid(NULL)
 985         ,p_next_segment_uid(NULL)
 986         ,b_cues(VLC_FALSE)
 987         ,i_index(0)
 988         ,i_index_max(1024)
 989         ,psz_muxing_application(NULL)
 990         ,psz_writing_application(NULL)
 991         ,psz_segment_filename(NULL)
 992         ,psz_title(NULL)
 993         ,psz_date_utc(NULL)
 994         ,i_default_edition(0)
 995         ,sys(demuxer)
 996         ,ep(NULL)
 997         ,b_preloaded(false)
 998     {
 999         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1000     }
1001
1002     virtual ~matroska_segment_c()
1003     {
1004         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1005         {
1006             if( tracks[i_track]->fmt.psz_description )
1007             {
1008                 free( tracks[i_track]->fmt.psz_description );
1009             }
1010 /*            if( tracks[i_track]->psz_codec )
1011             {
1012                 free( tracks[i_track]->psz_codec );
1013             }
1014             if( tracks[i_track]->fmt.psz_language )
1015             {
1016                 free( tracks[i_track]->fmt.psz_language );
1017             }*/
1018             delete tracks[i_track];
1019         }
1020
1021         if( psz_writing_application )
1022         {
1023             free( psz_writing_application );
1024         }
1025         if( psz_muxing_application )
1026         {
1027             free( psz_muxing_application );
1028         }
1029         if( psz_segment_filename )
1030         {
1031             free( psz_segment_filename );
1032         }
1033         if( psz_title )
1034         {
1035             free( psz_title );
1036         }
1037         if( psz_date_utc )
1038         {
1039             free( psz_date_utc );
1040         }
1041         if ( p_indexes )
1042             free( p_indexes );
1043
1044         delete ep;
1045         delete p_segment_uid;
1046         delete p_prev_segment_uid;
1047         delete p_next_segment_uid;
1048
1049         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1050         while ( index != stored_editions.end() )
1051         {
1052             delete (*index);
1053             index++;
1054         }
1055         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1056         while ( indext != translations.end() )
1057         {
1058             delete (*indext);
1059             indext++;
1060         }
1061     }
1062
1063     KaxSegment              *segment;
1064     EbmlStream              & es;
1065
1066     /* time scale */
1067     uint64_t                i_timescale;
1068
1069     /* duration of the segment */
1070     mtime_t                 i_duration;
1071     mtime_t                 i_start_time;
1072
1073     /* all tracks */
1074     std::vector<mkv_track_t*> tracks;
1075
1076     /* from seekhead */
1077     int64_t                 i_cues_position;
1078     int64_t                 i_chapters_position;
1079     int64_t                 i_tags_position;
1080
1081     KaxCluster              *cluster;
1082     int64_t                 i_start_pos;
1083     KaxSegmentUID           *p_segment_uid;
1084     KaxPrevUID              *p_prev_segment_uid;
1085     KaxNextUID              *p_next_segment_uid;
1086
1087     vlc_bool_t              b_cues;
1088     int                     i_index;
1089     int                     i_index_max;
1090     mkv_index_t             *p_indexes;
1091
1092     /* info */
1093     char                    *psz_muxing_application;
1094     char                    *psz_writing_application;
1095     char                    *psz_segment_filename;
1096     char                    *psz_title;
1097     char                    *psz_date_utc;
1098
1099     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1100     /* when you remove this variable the compiler issues an atomicity error */
1101     /* this variable only works when using std::vector<chapter_edition_c> */
1102     std::vector<chapter_edition_c*> stored_editions;
1103     int                             i_default_edition;
1104
1105     std::vector<chapter_translation_c*> translations;
1106     std::vector<KaxSegmentFamily>  families;
1107
1108     demux_sys_t                    & sys;
1109     EbmlParser                     *ep;
1110     bool                           b_preloaded;
1111
1112     bool Preload( );
1113     bool PreloadFamily( const matroska_segment_c & segment );
1114     void ParseInfo( KaxInfo *info );
1115     void ParseChapters( KaxChapters *chapters );
1116     void ParseSeekHead( KaxSeekHead *seekhead );
1117     void ParseTracks( KaxTracks *tracks );
1118     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1119     void ParseTrackEntry( KaxTrackEntry *m );
1120     void ParseCluster( );
1121     void IndexAppendCluster( KaxCluster *cluster );
1122     void LoadCues( );
1123     void LoadTags( );
1124     void InformationCreate( );
1125     void Seek( mtime_t i_date, mtime_t i_time_offset );
1126     int BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration );
1127     bool Select( mtime_t i_start_time );
1128     void UnSelect( );
1129
1130     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1131 };
1132
1133 // class holding hard-linked segment together in the playback order
1134 class virtual_segment_c
1135 {
1136 public:
1137     virtual_segment_c( matroska_segment_c *p_segment )
1138         :p_editions(NULL)
1139         ,i_sys_title(0)
1140         ,i_current_segment(0)
1141         ,i_current_edition(-1)
1142         ,psz_current_chapter(NULL)
1143     {
1144         linked_segments.push_back( p_segment );
1145
1146         AppendUID( p_segment->p_segment_uid );
1147         AppendUID( p_segment->p_prev_segment_uid );
1148         AppendUID( p_segment->p_next_segment_uid );
1149     }
1150
1151     void Sort();
1152     size_t AddSegment( matroska_segment_c *p_segment );
1153     void PreloadLinked( );
1154     mtime_t Duration( ) const;
1155     void LoadCues( );
1156     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1157
1158     inline chapter_edition_c *Edition()
1159     {
1160         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1161             return (*p_editions)[i_current_edition];
1162         return NULL;
1163     }
1164
1165     matroska_segment_c * Segment() const
1166     {
1167         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1168             return NULL;
1169         return linked_segments[i_current_segment];
1170     }
1171
1172     inline chapter_item_c *CurrentChapter() {
1173         return psz_current_chapter;
1174     }
1175
1176     bool SelectNext()
1177     {
1178         if ( i_current_segment < linked_segments.size()-1 )
1179         {
1180             i_current_segment++;
1181             return true;
1182         }
1183         return false;
1184     }
1185
1186     bool FindUID( KaxSegmentUID & uid ) const
1187     {
1188         for ( size_t i=0; i<linked_uids.size(); i++ )
1189         {
1190             if ( linked_uids[i] == uid )
1191                 return true;
1192         }
1193         return false;
1194     }
1195
1196     bool UpdateCurrentToChapter( demux_t & demux );
1197     void PrepareChapters( );
1198
1199     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1200                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1201                                         const void *p_cookie,
1202                                         size_t i_cookie_size );
1203     chapter_item_c *FindChapter( int64_t i_find_uid );
1204
1205     std::vector<chapter_edition_c*>  *p_editions;
1206     int                              i_sys_title;
1207
1208 protected:
1209     std::vector<matroska_segment_c*> linked_segments;
1210     std::vector<KaxSegmentUID>       linked_uids;
1211     size_t                           i_current_segment;
1212
1213     int                              i_current_edition;
1214     chapter_item_c                   *psz_current_chapter;
1215
1216     void                             AppendUID( const EbmlBinary * UID );
1217 };
1218
1219 class matroska_stream_c
1220 {
1221 public:
1222     matroska_stream_c( demux_sys_t & demuxer )
1223         :p_in(NULL)
1224         ,p_es(NULL)
1225         ,sys(demuxer)
1226     {}
1227
1228     virtual ~matroska_stream_c()
1229     {
1230         delete p_in;
1231         delete p_es;
1232     }
1233
1234     IOCallback         *p_in;
1235     EbmlStream         *p_es;
1236
1237     std::vector<matroska_segment_c*> segments;
1238
1239     demux_sys_t                      & sys;
1240 };
1241
1242 typedef struct
1243 {
1244     VLC_COMMON_MEMBERS
1245
1246     demux_t        *p_demux;
1247     vlc_mutex_t     lock;
1248
1249     vlc_bool_t      b_moved;
1250     vlc_bool_t      b_clicked;
1251     vlc_bool_t      b_key;
1252
1253 } event_thread_t;
1254
1255 class demux_sys_t
1256 {
1257 public:
1258     demux_sys_t( demux_t & demux )
1259         :demuxer(demux)
1260         ,i_pts(0)
1261         ,i_start_pts(0)
1262         ,i_chapter_time(0)
1263         ,meta(NULL)
1264         ,i_current_title(0)
1265         ,p_current_segment(NULL)
1266         ,dvd_interpretor( *this )
1267         ,f_duration(-1.0)
1268         ,b_ui_hooked(false)
1269         ,p_input(NULL)
1270         ,b_pci_packet_set(false)
1271         ,p_ev(NULL)
1272     {
1273         vlc_mutex_init( &demuxer, &lock_demuxer );
1274     }
1275
1276     virtual ~demux_sys_t()
1277     {
1278         StopUiThread();
1279         size_t i;
1280         for ( i=0; i<streams.size(); i++ )
1281             delete streams[i];
1282         for ( i=0; i<opened_segments.size(); i++ )
1283             delete opened_segments[i];
1284         for ( i=0; i<used_segments.size(); i++ )
1285             delete used_segments[i];
1286         vlc_mutex_destroy( &lock_demuxer );
1287     }
1288
1289     /* current data */
1290     demux_t                 & demuxer;
1291
1292     mtime_t                 i_pts;
1293     mtime_t                 i_start_pts;
1294     mtime_t                 i_chapter_time;
1295
1296     vlc_meta_t              *meta;
1297
1298     std::vector<input_title_t*>      titles; // matroska editions
1299     size_t                           i_current_title;
1300
1301     std::vector<matroska_stream_c*>  streams;
1302     std::vector<matroska_segment_c*> opened_segments;
1303     std::vector<virtual_segment_c*>  used_segments;
1304     virtual_segment_c                *p_current_segment;
1305
1306     dvd_command_interpretor_c        dvd_interpretor;
1307
1308     /* duration of the stream */
1309     float                   f_duration;
1310
1311     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1312     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1313                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1314                                         const void *p_cookie,
1315                                         size_t i_cookie_size,
1316                                         virtual_segment_c * & p_segment_found );
1317     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1318
1319     void PreloadFamily( const matroska_segment_c & of_segment );
1320     void PreloadLinked( matroska_segment_c *p_segment );
1321     bool PreparePlayback( virtual_segment_c *p_new_segment );
1322     matroska_stream_c *AnalyseAllSegmentsFound( EbmlStream *p_estream );
1323
1324     void StartUiThread();
1325     void StopUiThread();
1326     bool b_ui_hooked;
1327     inline void SwapButtons();
1328
1329     /* for spu variables */
1330     input_thread_t *p_input;
1331     pci_t          pci_packet;
1332     bool           b_pci_packet_set;
1333     uint8_t        alpha[4];
1334     vlc_mutex_t    lock_demuxer;
1335
1336     /* event */
1337     event_thread_t *p_ev;
1338     static int EventThread( vlc_object_t *p_this );
1339     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1340                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1341     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1342                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1343
1344
1345
1346 protected:
1347     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1348     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1349 };
1350
1351 static int  Demux  ( demux_t * );
1352 static int  Control( demux_t *, int, va_list );
1353 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1354
1355 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1356
1357 static char *UTF8ToStr          ( const UTFstring &u );
1358
1359 /*****************************************************************************
1360  * Open: initializes matroska demux structures
1361  *****************************************************************************/
1362 static int Open( vlc_object_t * p_this )
1363 {
1364     demux_t            *p_demux = (demux_t*)p_this;
1365     demux_sys_t        *p_sys;
1366     matroska_stream_c  *p_stream;
1367     matroska_segment_c *p_segment;
1368     uint8_t            *p_peek;
1369     std::string        s_path, s_filename;
1370     vlc_stream_io_callback *p_io_callback;
1371     EbmlStream         *p_io_stream;
1372
1373     /* peek the begining */
1374     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1375
1376     /* is a valid file */
1377     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1378         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1379
1380     /* Set the demux function */
1381     p_demux->pf_demux   = Demux;
1382     p_demux->pf_control = Control;
1383     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1384
1385     p_io_callback = new vlc_stream_io_callback( p_demux->s );
1386     p_io_stream = new EbmlStream( *p_io_callback );
1387
1388     if( p_io_stream == NULL )
1389     {
1390         msg_Err( p_demux, "failed to create EbmlStream" );
1391         delete p_io_callback;
1392         delete p_sys;
1393         return VLC_EGENERIC;
1394     }
1395
1396     p_stream = p_sys->AnalyseAllSegmentsFound( p_io_stream );
1397     if( p_stream == NULL )
1398     {
1399         msg_Err( p_demux, "cannot find KaxSegment" );
1400         goto error;
1401     }
1402     p_sys->streams.push_back( p_stream );
1403
1404     p_stream->p_in = p_io_callback;
1405     p_stream->p_es = p_io_stream;
1406
1407     for (size_t i=0; i<p_stream->segments.size(); i++)
1408     {
1409         p_stream->segments[i]->Preload();
1410     }
1411
1412     p_segment = p_stream->segments[0];
1413     if( p_segment->cluster != NULL )
1414     {
1415         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1416
1417         // reset the stream reading to the first cluster of the segment used
1418         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1419     }
1420
1421     /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1422     if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1423     {
1424         // assume it's a regular file
1425         // get the directory path
1426         s_path = p_demux->psz_path;
1427         if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1428         {
1429             s_path = s_path.substr(0,s_path.length()-1);
1430         }
1431         else
1432         {
1433             if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1434             {
1435                 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1436             }
1437         }
1438
1439         struct dirent *p_file_item;
1440         DIR *p_src_dir = opendir(s_path.c_str());
1441
1442         if (p_src_dir != NULL)
1443         {
1444             while ((p_file_item = (dirent *) readdir(p_src_dir)))
1445             {
1446                 if (strlen(p_file_item->d_name) > 4)
1447                 {
1448                     s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
1449
1450                     if (!s_filename.compare(p_demux->psz_path))
1451                         continue; // don't reuse the original opened file
1452
1453 #if defined(__GNUC__) && (__GNUC__ < 3)
1454                     if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1455                         !s_filename.compare("mka", s_filename.length() - 3, 3))
1456 #else
1457                     if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1458                         !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1459 #endif
1460                     {
1461                         // test wether this file belongs to the our family
1462                         StdIOCallback *p_file_io = new StdIOCallback(s_filename.c_str(), MODE_READ);
1463                         EbmlStream *p_estream = new EbmlStream(*p_file_io);
1464
1465                         p_stream = p_sys->AnalyseAllSegmentsFound( p_estream );
1466                         if ( p_stream == NULL )
1467                         {
1468                             msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1469                             delete p_estream;
1470                             delete p_file_io;
1471                         }
1472                         else
1473                         {
1474                             p_stream->p_in = p_file_io;
1475                             p_stream->p_es = p_estream;
1476                             p_sys->streams.push_back( p_stream );
1477                         }
1478                     }
1479                 }
1480             }
1481             closedir( p_src_dir );
1482         }
1483     }
1484
1485     p_sys->PreloadFamily( *p_segment );
1486     p_sys->PreloadLinked( p_segment );
1487     if ( !p_sys->PreparePlayback( NULL ) )
1488     {
1489         msg_Err( p_demux, "cannot use the segment" );
1490         goto error;
1491     }
1492
1493     p_sys->StartUiThread();
1494
1495     return VLC_SUCCESS;
1496
1497 error:
1498     delete p_sys;
1499     return VLC_EGENERIC;
1500 }
1501
1502 /*****************************************************************************
1503  * Close: frees unused data
1504  *****************************************************************************/
1505 static void Close( vlc_object_t *p_this )
1506 {
1507     demux_t     *p_demux = (demux_t*)p_this;
1508     demux_sys_t *p_sys   = p_demux->p_sys;
1509
1510     delete p_sys;
1511 }
1512
1513 /*****************************************************************************
1514  * Control:
1515  *****************************************************************************/
1516 static int Control( demux_t *p_demux, int i_query, va_list args )
1517 {
1518     demux_sys_t        *p_sys = p_demux->p_sys;
1519     int64_t     *pi64;
1520     double      *pf, f;
1521     int         i_skp;
1522     size_t      i_idx;
1523
1524     vlc_meta_t **pp_meta;
1525
1526     switch( i_query )
1527     {
1528         case DEMUX_GET_META:
1529             pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1530             *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1531             return VLC_SUCCESS;
1532
1533         case DEMUX_GET_LENGTH:
1534             pi64 = (int64_t*)va_arg( args, int64_t * );
1535             if( p_sys->f_duration > 0.0 )
1536             {
1537                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1538                 return VLC_SUCCESS;
1539             }
1540             return VLC_EGENERIC;
1541
1542         case DEMUX_GET_POSITION:
1543             pf = (double*)va_arg( args, double * );
1544             if ( p_sys->f_duration > 0.0 )
1545                 *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);
1546             return VLC_SUCCESS;
1547
1548         case DEMUX_SET_POSITION:
1549             f = (double)va_arg( args, double );
1550             Seek( p_demux, -1, f, NULL );
1551             return VLC_SUCCESS;
1552
1553         case DEMUX_GET_TIME:
1554             pi64 = (int64_t*)va_arg( args, int64_t * );
1555             *pi64 = p_sys->i_pts;
1556             return VLC_SUCCESS;
1557
1558         case DEMUX_GET_TITLE_INFO:
1559             if( p_sys->titles.size() )
1560             {
1561                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1562                 int *pi_int    = (int*)va_arg( args, int* );
1563
1564                 *pi_int = p_sys->titles.size();
1565                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1566
1567                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1568                 {
1569                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1570                 }
1571
1572                 return VLC_SUCCESS;
1573             }
1574             return VLC_EGENERIC;
1575
1576         case DEMUX_SET_TITLE:
1577             /* TODO handle editions as titles */
1578             i_idx = (int)va_arg( args, int );
1579             if( i_idx < p_sys->used_segments.size() )
1580             {
1581                 p_sys->PreparePlayback( p_sys->used_segments[i_idx] );
1582                 return VLC_SUCCESS;
1583             }
1584             return VLC_EGENERIC;
1585
1586         case DEMUX_SET_SEEKPOINT:
1587             i_skp = (int)va_arg( args, int );
1588
1589             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1590             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1591             {
1592                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1593                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1594                 p_demux->info.i_seekpoint = i_skp;
1595                 return VLC_SUCCESS;
1596             }
1597             return VLC_EGENERIC;
1598
1599         case DEMUX_SET_TIME:
1600         case DEMUX_GET_FPS:
1601         default:
1602             return VLC_EGENERIC;
1603     }
1604 }
1605
1606 int matroska_segment_c::BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1607 {
1608     *pp_block = NULL;
1609     *pi_ref1  = -1;
1610     *pi_ref2  = -1;
1611
1612     for( ;; )
1613     {
1614         EbmlElement *el;
1615         int         i_level;
1616
1617         if ( ep == NULL )
1618             return VLC_EGENERIC;
1619
1620         el = ep->Get();
1621         i_level = ep->GetLevel();
1622
1623         if( el == NULL && *pp_block != NULL )
1624         {
1625             /* update the index */
1626 #define idx p_indexes[i_index - 1]
1627             if( i_index > 0 && idx.i_time == -1 )
1628             {
1629                 idx.i_time        = (*pp_block)->GlobalTimecode() / (mtime_t)1000;
1630                 idx.b_key         = *pi_ref1 == -1 ? VLC_TRUE : VLC_FALSE;
1631             }
1632 #undef idx
1633             return VLC_SUCCESS;
1634         }
1635
1636         if( el == NULL )
1637         {
1638             if( ep->GetLevel() > 1 )
1639             {
1640                 ep->Up();
1641                 continue;
1642             }
1643             msg_Warn( &sys.demuxer, "EOF" );
1644             return VLC_EGENERIC;
1645         }
1646
1647         /* do parsing */
1648         switch ( i_level )
1649         {
1650         case 1:
1651             if( MKV_IS_ID( el, KaxCluster ) )
1652             {
1653                 cluster = (KaxCluster*)el;
1654
1655                 /* add it to the index */
1656                 if( i_index == 0 ||
1657                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1658                 {
1659                     IndexAppendCluster( cluster );
1660                 }
1661
1662                 // reset silent tracks
1663                 for (size_t i=0; i<tracks.size(); i++)
1664                 {
1665                     tracks[i]->b_silent = VLC_FALSE;
1666                 }
1667
1668                 ep->Down();
1669             }
1670             else if( MKV_IS_ID( el, KaxCues ) )
1671             {
1672                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1673                 return VLC_EGENERIC;
1674             }
1675             else
1676             {
1677                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1678             }
1679             break;
1680         case 2:
1681             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1682             {
1683                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1684
1685                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1686                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1687             }
1688             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1689             {
1690                 ep->Down();
1691             }
1692             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1693             {
1694                 ep->Down();
1695             }
1696             break;
1697         case 3:
1698             if( MKV_IS_ID( el, KaxBlock ) )
1699             {
1700                 *pp_block = (KaxBlock*)el;
1701
1702                 (*pp_block)->ReadData( es.I_O() );
1703                 (*pp_block)->SetParent( *cluster );
1704
1705                 ep->Keep();
1706             }
1707             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1708             {
1709                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1710
1711                 dur.ReadData( es.I_O() );
1712                 *pi_duration = uint64( dur );
1713             }
1714             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1715             {
1716                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1717
1718                 ref.ReadData( es.I_O() );
1719                 if( *pi_ref1 == -1 )
1720                 {
1721                     *pi_ref1 = int64( ref );
1722                 }
1723                 else
1724                 {
1725                     *pi_ref2 = int64( ref );
1726                 }
1727             }
1728             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1729             {
1730                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1731                 track_num.ReadData( es.I_O() );
1732                 // find the track
1733                 for (size_t i=0; i<tracks.size(); i++)
1734                 {
1735                     if ( tracks[i]->i_number == uint32(track_num))
1736                     {
1737                         tracks[i]->b_silent = VLC_TRUE;
1738                         break;
1739                     }
1740                 }
1741             }
1742             break;
1743         default:
1744             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1745             return VLC_EGENERIC;
1746         }
1747     }
1748 }
1749
1750 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1751 {
1752     block_t *p_block;
1753     if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1754     memcpy( p_block->p_buffer, p_mem, i_mem );
1755     //p_block->i_rate = p_input->stream.control.i_rate;
1756     return p_block;
1757 }
1758
1759 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1760                          mtime_t i_duration )
1761 {
1762     demux_sys_t        *p_sys = p_demux->p_sys;
1763     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1764
1765     size_t          i_track;
1766     unsigned int    i;
1767     vlc_bool_t      b;
1768
1769 #define tk  p_segment->tracks[i_track]
1770     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1771     {
1772         if( tk->i_number == block->TrackNum() )
1773         {
1774             break;
1775         }
1776     }
1777
1778     if( i_track >= p_segment->tracks.size() )
1779     {
1780         msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1781         return;
1782     }
1783     if( tk->p_es == NULL )
1784     {
1785         msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1786         return;
1787     }
1788     if( i_pts < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1789     {
1790         return; /* discard audio packets that shouldn't be rendered */
1791     }
1792
1793     if ( tk->fmt.i_cat != SPU_ES || strcmp( tk->psz_codec, "B_VOBBTN" ) )
1794     {
1795         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1796
1797         if( !b )
1798         {
1799             tk->b_inited = VLC_FALSE;
1800             return;
1801         }
1802     }
1803
1804
1805     /* First send init data */
1806     if( !tk->b_inited && tk->i_data_init > 0 )
1807     {
1808         block_t *p_init;
1809
1810         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1811         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init );
1812         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1813     }
1814     tk->b_inited = VLC_TRUE;
1815
1816
1817     for( i = 0; i < block->NumberFrames(); i++ )
1818     {
1819         block_t *p_block;
1820         DataBuffer &data = block->GetBuffer(i);
1821
1822         p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1823
1824         if( p_block == NULL )
1825         {
1826             break;
1827         }
1828
1829 #if defined(HAVE_ZLIB_H)
1830         if( tk->i_compression_type )
1831         {
1832             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1833         }
1834 #endif
1835
1836         // TODO implement correct timestamping when B frames are used
1837         if( tk->fmt.i_cat != VIDEO_ES )
1838         {
1839             p_block->i_dts = p_block->i_pts = i_pts;
1840         }
1841         else
1842         {
1843             p_block->i_dts = i_pts;
1844             p_block->i_pts = 0;
1845         }
1846
1847         if ( tk->fmt.i_cat == SPU_ES )
1848         {
1849             if ( !strcmp( tk->psz_codec, "B_VOBBTN" ) )
1850             {
1851                 // TODO handle the start/stop times of this packet
1852                 if ( p_sys->b_ui_hooked )
1853                 {
1854                     vlc_mutex_lock( &p_sys->p_ev->lock );
1855                     memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1856                     p_sys->SwapButtons();
1857                     p_sys->b_pci_packet_set = true;
1858                     vlc_mutex_unlock( &p_sys->p_ev->lock );
1859                     block_Release( p_block );
1860                 }
1861                 return;
1862             }
1863
1864             else if ( strcmp( tk->psz_codec, "S_VOBSUB" ) )
1865             {
1866                 p_block->i_length = i_duration * 1000;
1867             }
1868         }
1869
1870         es_out_Send( p_demux->out, tk->p_es, p_block );
1871
1872         /* use time stamp only for first block */
1873         i_pts = 0;
1874     }
1875
1876 #undef tk
1877 }
1878
1879 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( EbmlStream *p_estream )
1880 {
1881     int i_upper_lvl = 0;
1882     size_t i;
1883     EbmlElement *p_l0, *p_l1, *p_l2;
1884     bool b_keep_stream = false, b_keep_segment;
1885
1886     // verify the EBML Header
1887     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
1888     if (p_l0 == NULL)
1889     {
1890         return NULL;
1891     }
1892     p_l0->SkipData(*p_estream, EbmlHead_Context);
1893     delete p_l0;
1894
1895     // find all segments in this file
1896     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1897     if (p_l0 == NULL)
1898     {
1899         return NULL;
1900     }
1901
1902     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
1903
1904     while (p_l0 != 0)
1905     {
1906         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
1907         {
1908             EbmlParser  *ep;
1909             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
1910             b_keep_segment = false;
1911
1912             ep = new EbmlParser(p_estream, p_l0, &demuxer );
1913             p_segment1->ep = ep;
1914             p_segment1->segment = (KaxSegment*)p_l0;
1915
1916             while ((p_l1 = ep->Get()))
1917             {
1918                 if (MKV_IS_ID(p_l1, KaxInfo))
1919                 {
1920                     // find the families of this segment
1921                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
1922
1923                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
1924                     for( i = 0; i < p_info->ListSize(); i++ )
1925                     {
1926                         EbmlElement *l = (*p_info)[i];
1927
1928                         if( MKV_IS_ID( l, KaxSegmentUID ) )
1929                         {
1930                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
1931                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
1932                             if ( !b_keep_segment )
1933                                 break; // this segment is already known
1934                             opened_segments.push_back( p_segment1 );
1935                             delete p_segment1->p_segment_uid;
1936                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
1937                         }
1938                         else if( MKV_IS_ID( l, KaxPrevUID ) )
1939                         {
1940                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
1941                         }
1942                         else if( MKV_IS_ID( l, KaxNextUID ) )
1943                         {
1944                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
1945                         }
1946                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
1947                         {
1948                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
1949                             p_segment1->families.push_back( *p_fam );
1950                         }
1951                     }
1952                     break;
1953                 }
1954             }
1955             if ( b_keep_segment )
1956             {
1957                 b_keep_stream = true;
1958                 p_stream1->segments.push_back( p_segment1 );
1959             }
1960             else
1961                 delete p_segment1;
1962         }
1963
1964         p_l0->SkipData(*p_estream, EbmlHead_Context);
1965         p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1966     }
1967
1968     if ( !b_keep_stream )
1969     {
1970         delete p_stream1;
1971         p_stream1 = NULL;
1972     }
1973
1974     return p_stream1;
1975 }
1976
1977 bool matroska_segment_c::Select( mtime_t i_start_time )
1978 {
1979     size_t i_track;
1980
1981     /* add all es */
1982     msg_Dbg( &sys.demuxer, "found %d es", tracks.size() );
1983     sys.b_pci_packet_set = false;
1984
1985     for( i_track = 0; i_track < tracks.size(); i_track++ )
1986     {
1987         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
1988         {
1989             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", i_track, tracks[i_track]->i_number );
1990             tracks[i_track]->p_es = NULL;
1991             continue;
1992         }
1993
1994         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
1995         {
1996             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
1997             {
1998                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
1999                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2000             }
2001             else
2002             {
2003                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2004
2005                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2006                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2007                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2008
2009                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2010                 if( tracks[i_track]->fmt.i_extra > 0 )
2011                 {
2012                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2013                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2014                 }
2015             }
2016         }
2017         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2018                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2019         {
2020             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2021         }
2022         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2023         {
2024             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2025             {
2026                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2027             }
2028             else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2029             {
2030                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2031                 tracks[i_track]->fmt.b_packetized = VLC_FALSE;
2032                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2033                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2034                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2035             }
2036             else
2037             {
2038                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2039             }
2040         }
2041         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2042         {
2043             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2044             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2045                                                        tracks[i_track]->p_extra_data,
2046                                                        tracks[i_track]->i_extra_data,
2047                                                        VLC_FALSE );
2048             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2049             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2050             tracks[i_track]->fmt.i_codec = p_box->i_type;
2051             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2052             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2053             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2054             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2055             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2056             MP4_FreeBox_sample_vide( p_box );
2057             stream_Delete( p_mp4_stream );
2058         }
2059         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2060         {
2061             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2062             {
2063                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2064                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2065             }
2066             else
2067             {
2068                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2069
2070                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2071
2072                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2073                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2074                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2075                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2076                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2077
2078                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2079                 if( tracks[i_track]->fmt.i_extra > 0 )
2080                 {
2081                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2082                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2083                 }
2084             }
2085         }
2086         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2087                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2088                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2089         {
2090             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2091         }
2092         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2093         {
2094             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2095         }
2096         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2097         {
2098             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2099         }
2100         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2101         {
2102             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2103             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2104             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2105             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2106         }
2107         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2108         {
2109             int i, i_offset = 1, i_size[3], i_extra;
2110             uint8_t *p_extra;
2111
2112             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2113
2114             /* Split the 3 headers */
2115             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2116                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2117
2118             for( i = 0; i < 2; i++ )
2119             {
2120                 i_size[i] = 0;
2121                 while( i_offset < tracks[i_track]->i_extra_data )
2122                 {
2123                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2124                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2125                 }
2126             }
2127
2128             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2129             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2130             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2131
2132             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2133             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2134             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2135             for( i = 0; i < 3; i++ )
2136             {
2137                 *(p_extra++) = i_size[i] >> 8;
2138                 *(p_extra++) = i_size[i] & 0xFF;
2139                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2140                         i_size[i] );
2141                 p_extra += i_size[i];
2142                 i_extra += i_size[i];
2143             }
2144         }
2145         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2146                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2147         {
2148             int i_profile, i_srate;
2149             static unsigned int i_sample_rates[] =
2150             {
2151                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2152                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2153             };
2154
2155             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2156             /* create data for faad (MP4DecSpecificDescrTag)*/
2157
2158             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2159             {
2160                 i_profile = 0;
2161             }
2162             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2163             {
2164                 i_profile = 1;
2165             }
2166             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2167             {
2168                 i_profile = 2;
2169             }
2170             else
2171             {
2172                 i_profile = 3;
2173             }
2174
2175             for( i_srate = 0; i_srate < 13; i_srate++ )
2176             {
2177                 if( i_sample_rates[i_srate] == tracks[i_track]->fmt.audio.i_rate )
2178                 {
2179                     break;
2180                 }
2181             }
2182             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2183
2184             tracks[i_track]->fmt.i_extra = 2;
2185             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2186             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2187             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2188         }
2189         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2190                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2191                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2192         {
2193             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2194             {
2195                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2196             }
2197             else
2198             {
2199                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2200             }
2201             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2202         }
2203         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2204         {
2205             /* FIXME: support this codec */
2206             msg_Err( &sys.demuxer, "TTA not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2207             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2208         }
2209         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2210         {
2211             /* FIXME: support this codec */
2212             msg_Err( &sys.demuxer, "Wavpack not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2213             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2214         }
2215         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2216         {
2217             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2218             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2219         }
2220         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2221                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2222                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2223                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2224         {
2225             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2226             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2227         }
2228         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2229         {
2230             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2231             if( tracks[i_track]->i_extra_data )
2232             {
2233                 char *p_start;
2234                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2235                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2236                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2237
2238                 p_start = strstr( p_buf, "size:" );
2239                 if( sscanf( p_start, "size: %dx%d",
2240                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2241                 {
2242                     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 );
2243                 }
2244                 else
2245                 {
2246                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2247                 }
2248                 free( p_buf );
2249             }
2250         }
2251         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2252         {
2253             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2254         }
2255         else
2256         {
2257             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2258             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2259         }
2260         if( tracks[i_track]->b_default )
2261         {
2262             tracks[i_track]->fmt.i_priority = 1000;
2263         }
2264
2265         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2266
2267         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2268     }
2269
2270     sys.i_start_pts = i_start_time;
2271     // reset the stream reading to the first cluster of the segment used
2272     es.I_O().setFilePointer( i_start_pos );
2273
2274     delete ep;
2275     ep = new EbmlParser( &es, segment, &sys.demuxer );
2276
2277     return true;
2278 }
2279
2280 void demux_sys_t::StartUiThread()
2281 {
2282     if ( !b_ui_hooked )
2283     {
2284         msg_Dbg( &demuxer, "Starting the UI Hook" );
2285         b_ui_hooked = true;
2286         /* FIXME hack hack hack hack FIXME */
2287         /* Get p_input and create variable */
2288         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2289         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2290         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2291         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2292         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2293         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2294         var_Create( p_input, "menu-contrast", VLC_VAR_ADDRESS );
2295         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2296         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2297
2298         /* Now create our event thread catcher */
2299         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2300         p_ev->p_demux = &demuxer;
2301         p_ev->b_die = VLC_FALSE;
2302         vlc_mutex_init( p_ev, &p_ev->lock );
2303         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2304                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2305     }
2306 }
2307
2308 void demux_sys_t::StopUiThread()
2309 {
2310     if ( b_ui_hooked )
2311     {
2312         p_ev->b_die = VLC_TRUE;
2313
2314         vlc_thread_join( p_ev );
2315         vlc_object_destroy( p_ev );
2316
2317         p_ev = NULL;
2318
2319         var_Destroy( p_input, "highlight-mutex" );
2320         var_Destroy( p_input, "highlight" );
2321         var_Destroy( p_input, "x-start" );
2322         var_Destroy( p_input, "x-end" );
2323         var_Destroy( p_input, "y-start" );
2324         var_Destroy( p_input, "y-end" );
2325         var_Destroy( p_input, "color" );
2326         var_Destroy( p_input, "menu-contrast" );
2327
2328         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2329     }
2330     b_ui_hooked = false;
2331 }
2332
2333 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2334                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2335 {
2336     event_thread_t *p_ev = (event_thread_t *) p_data;
2337     vlc_mutex_lock( &p_ev->lock );
2338     if( psz_var[6] == 'c' )
2339         p_ev->b_clicked = VLC_TRUE;
2340     else if( psz_var[6] == 'm' )
2341         p_ev->b_moved = VLC_TRUE;
2342     vlc_mutex_unlock( &p_ev->lock );
2343
2344     return VLC_SUCCESS;
2345 }
2346
2347 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2348                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2349 {
2350     event_thread_t *p_ev = (event_thread_t *) p_data;
2351     vlc_mutex_lock( &p_ev->lock );
2352     p_ev->b_key = VLC_TRUE;
2353     vlc_mutex_unlock( &p_ev->lock );
2354
2355     return VLC_SUCCESS;
2356 }
2357
2358 int demux_sys_t::EventThread( vlc_object_t *p_this )
2359 {
2360     event_thread_t *p_ev = (event_thread_t*)p_this;
2361     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2362     vlc_object_t   *p_vout = NULL;
2363
2364     p_ev->b_moved   = VLC_FALSE;
2365     p_ev->b_clicked = VLC_FALSE;
2366     p_ev->b_key     = VLC_FALSE;
2367
2368     /* catch all key event */
2369     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2370
2371     /* main loop */
2372     while( !p_ev->b_die )
2373     {
2374         if ( !p_sys->b_pci_packet_set )
2375         {
2376             /* Wait 100ms */
2377             msleep( 100000 );
2378             continue;
2379         }
2380
2381         vlc_bool_t b_activated = VLC_FALSE;
2382
2383         /* KEY part */
2384         if( p_ev->b_key )
2385         {
2386             vlc_value_t valk;
2387             struct vlc_t::hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
2388             int i, i_action = -1;
2389
2390             vlc_mutex_lock( &p_ev->lock );
2391
2392             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2393
2394             var_Get( p_ev->p_vlc, "key-pressed", &valk );
2395             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2396             {
2397                 if( p_hotkeys[i].i_key == valk.i_int )
2398                 {
2399                     i_action = p_hotkeys[i].i_action;
2400                 }
2401             }
2402
2403             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2404
2405             switch( i_action )
2406             {
2407             case ACTIONID_NAV_LEFT:
2408                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2409                 {
2410                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2411                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2412                     {
2413                         i_curr_button = p_button_ptr->left;
2414                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2415                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2416                         if ( button_ptr.auto_action_mode )
2417                         {
2418                             vlc_mutex_unlock( &p_ev->lock );
2419                             vlc_mutex_lock( &p_sys->lock_demuxer );
2420
2421                             // process the button action
2422                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2423
2424                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2425                             vlc_mutex_lock( &p_ev->lock );
2426                         }
2427                     }
2428                 }
2429                 break;
2430             case ACTIONID_NAV_RIGHT:
2431                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2432                 {
2433                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2434                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2435                     {
2436                         i_curr_button = p_button_ptr->right;
2437                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2438                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2439                         if ( button_ptr.auto_action_mode )
2440                         {
2441                             vlc_mutex_unlock( &p_ev->lock );
2442                             vlc_mutex_lock( &p_sys->lock_demuxer );
2443
2444                             // process the button action
2445                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2446
2447                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2448                             vlc_mutex_lock( &p_ev->lock );
2449                         }
2450                     }
2451                 }
2452                 break;
2453             case ACTIONID_NAV_UP:
2454                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2455                 {
2456                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2457                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2458                     {
2459                         i_curr_button = p_button_ptr->up;
2460                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2461                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2462                         if ( button_ptr.auto_action_mode )
2463                         {
2464                             vlc_mutex_unlock( &p_ev->lock );
2465                             vlc_mutex_lock( &p_sys->lock_demuxer );
2466
2467                             // process the button action
2468                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2469
2470                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2471                             vlc_mutex_lock( &p_ev->lock );
2472                         }
2473                     }
2474                 }
2475                 break;
2476             case ACTIONID_NAV_DOWN:
2477                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2478                 {
2479                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2480                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2481                     {
2482                         i_curr_button = p_button_ptr->down;
2483                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2484                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2485                         if ( button_ptr.auto_action_mode )
2486                         {
2487                             vlc_mutex_unlock( &p_ev->lock );
2488                             vlc_mutex_lock( &p_sys->lock_demuxer );
2489
2490                             // process the button action
2491                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2492
2493                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2494                             vlc_mutex_lock( &p_ev->lock );
2495                         }
2496                     }
2497                 }
2498                 break;
2499             case ACTIONID_NAV_ACTIVATE:
2500                 b_activated = VLC_TRUE;
2501
2502                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2503                 {
2504                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2505
2506                     vlc_mutex_unlock( &p_ev->lock );
2507                     vlc_mutex_lock( &p_sys->lock_demuxer );
2508
2509                     // process the button action
2510                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2511
2512                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2513                     vlc_mutex_lock( &p_ev->lock );
2514                 }
2515                 break;
2516             default:
2517                 break;
2518             }
2519             p_ev->b_key = VLC_FALSE;
2520             vlc_mutex_unlock( &p_ev->lock );
2521         }
2522
2523         /* MOUSE part */
2524         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2525         {
2526             vlc_value_t valx, valy;
2527
2528             vlc_mutex_lock( &p_ev->lock );
2529             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2530             var_Get( p_vout, "mouse-x", &valx );
2531             var_Get( p_vout, "mouse-y", &valy );
2532
2533             if( p_ev->b_clicked )
2534             {
2535                 int32_t button;
2536                 int32_t best,dist,d;
2537                 int32_t mx,my,dx,dy;
2538
2539                 b_activated = VLC_TRUE;
2540                 // get current button
2541                 best = 0;
2542                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2543                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2544                 {
2545                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2546
2547                     if((valx.i_int >= button_ptr->x_start) && (valx.i_int <= button_ptr->x_end) &&
2548                        (valy.i_int >= button_ptr->y_start) && (valy.i_int <= button_ptr->y_end))
2549                     {
2550                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2551                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2552                         dx = mx - valx.i_int;
2553                         dy = my - valy.i_int;
2554                         d = (dx*dx) + (dy*dy);
2555                         /* If the mouse is within the button and the mouse is closer
2556                         * to the center of this button then it is the best choice. */
2557                         if(d < dist) {
2558                             dist = d;
2559                             best = button;
2560                         }
2561                     }
2562                 }
2563
2564                 if ( best != 0)
2565                 {
2566                     btni_t button_ptr = pci->hli.btnit[best-1];
2567                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2568
2569                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2570                     vlc_mutex_unlock( &p_ev->lock );
2571                     vlc_mutex_lock( &p_sys->lock_demuxer );
2572
2573                     // process the button action
2574                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2575                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2576
2577                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2578
2579                     // select new button
2580                     if ( best != i_curr_button )
2581                     {
2582                         vlc_value_t val;
2583
2584                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2585                         {
2586                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2587                             uint32_t i_palette;
2588
2589                             if(button_ptr.btn_coln != 0) {
2590                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2591                             } else {
2592                                 i_palette = 0;
2593                             }
2594                             p_sys->alpha[0] = i_palette      & 0x0f;
2595                             p_sys->alpha[1] = (i_palette>>4) & 0x0f;
2596                             p_sys->alpha[2] = (i_palette>>8) & 0x0f;
2597                             p_sys->alpha[3] = (i_palette>>12)& 0x0f;
2598
2599                             vlc_mutex_lock( p_mutex );
2600                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2601                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2602                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2603                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2604
2605                             val.p_address = (void *)p_sys->alpha;
2606                             var_Set( p_sys->p_input, "menu-contrast", val );
2607
2608                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2609                             vlc_mutex_unlock( p_mutex );
2610                         }
2611                     }
2612                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2613                     vlc_mutex_lock( &p_ev->lock );
2614                 }
2615             }
2616             else if( p_ev->b_moved )
2617             {
2618 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2619             }
2620
2621             p_ev->b_moved = VLC_FALSE;
2622             p_ev->b_clicked = VLC_FALSE;
2623             vlc_mutex_unlock( &p_ev->lock );
2624         }
2625
2626         /* VOUT part */
2627         if( p_vout && p_vout->b_die )
2628         {
2629             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2630             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2631             vlc_object_release( p_vout );
2632             p_vout = NULL;
2633         }
2634
2635         else if( p_vout == NULL )
2636         {
2637             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2638                                       FIND_CHILD );
2639             if( p_vout)
2640             {
2641                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2642                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2643             }
2644         }
2645
2646         /* Wait a bit, 10ms */
2647         msleep( 10000 );
2648     }
2649
2650     /* Release callback */
2651     if( p_vout )
2652     {
2653         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2654         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2655         vlc_object_release( p_vout );
2656     }
2657     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2658
2659     vlc_mutex_destroy( &p_ev->lock );
2660
2661     return VLC_SUCCESS;
2662 }
2663
2664 void matroska_segment_c::UnSelect( )
2665 {
2666     size_t i_track;
2667
2668     for( i_track = 0; i_track < tracks.size(); i_track++ )
2669     {
2670         if ( tracks[i_track]->p_es != NULL )
2671         {
2672 //            es_format_Clean( &tracks[i_track]->fmt );
2673             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2674             tracks[i_track]->p_es = NULL;
2675         }
2676     }
2677     delete ep;
2678     ep = NULL;
2679 }
2680
2681 void virtual_segment_c::PrepareChapters( )
2682 {
2683     if ( linked_segments.size() == 0 )
2684         return;
2685
2686     // !!! should be called only once !!!
2687     matroska_segment_c *p_segment;
2688     size_t i, j;
2689
2690     // copy editions from the first segment
2691     p_segment = linked_segments[0];
2692     p_editions = &p_segment->stored_editions;
2693
2694     for ( i=1 ; i<linked_segments.size(); i++ )
2695     {
2696         p_segment = linked_segments[i];
2697         // FIXME assume we have the same editions in all segments
2698         for (j=0; j<p_segment->stored_editions.size(); j++)
2699             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2700     }
2701 }
2702
2703 std::string chapter_edition_c::GetMainName() const
2704 {
2705     if ( sub_chapters.size() )
2706     {
2707         return sub_chapters[0]->GetCodecName( true );
2708     }
2709     return "";
2710 }
2711
2712 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
2713 {
2714     // add support for meta-elements from codec like DVD Titles
2715     if ( !b_display_seekpoint || psz_name == "" )
2716     {
2717         psz_name = GetCodecName();
2718         if ( psz_name != "" )
2719             b_display_seekpoint = true;
2720     }
2721
2722     if (b_display_seekpoint)
2723     {
2724         seekpoint_t *sk = vlc_seekpoint_New();
2725
2726         sk->i_level = i_level;
2727         sk->i_time_offset = i_start_time;
2728         sk->psz_name = strdup( psz_name.c_str() );
2729
2730         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
2731         title.i_seekpoint++;
2732         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
2733         title.seekpoint[title.i_seekpoint-1] = sk;
2734
2735         if ( b_user_display )
2736             i_user_chapters++;
2737     }
2738
2739     for ( size_t i=0; i<sub_chapters.size() ; i++)
2740     {
2741         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
2742     }
2743
2744     i_seekpoint_num = i_user_chapters;
2745
2746     return i_user_chapters;
2747 }
2748
2749 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
2750 {
2751     demux_sys_t & sys = *demux.p_sys;
2752     chapter_item_c *psz_curr_chapter;
2753
2754     /* update current chapter/seekpoint */
2755     if ( p_editions->size() )
2756     {
2757         /* 1st, we need to know in which chapter we are */
2758         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts );
2759
2760         /* we have moved to a new chapter */
2761         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
2762         {
2763             if ( (*p_editions)[i_current_edition]->b_ordered )
2764             {
2765                 // Leave/Enter up to the link point
2766                 if ( !psz_curr_chapter->EnterAndLeave( psz_current_chapter ) )
2767                 {
2768                     // only seek if necessary
2769                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
2770                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
2771                     psz_current_chapter = psz_curr_chapter;
2772                 }
2773             }
2774             else if ( psz_curr_chapter->i_seekpoint_num > 0 )
2775             {
2776                 demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
2777                 demux.info.i_title = sys.i_current_title = i_sys_title;
2778                 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
2779                 psz_current_chapter = psz_curr_chapter;
2780             }
2781             else
2782             {
2783                 psz_current_chapter = psz_curr_chapter;
2784             }
2785
2786             return true;
2787         }
2788         else if (psz_curr_chapter == NULL)
2789         {
2790             // out of the scope of the data described by chapters, leave the edition
2791             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
2792             {
2793                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter ) )
2794                     psz_current_chapter = NULL;
2795                 else
2796                     return true;
2797             }
2798         }
2799     }
2800     return false;
2801 }
2802
2803 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
2804                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2805                                     const void *p_cookie,
2806                                     size_t i_cookie_size )
2807 {
2808     // FIXME don't assume it is the first edition
2809     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2810     if ( index != p_editions->end() )
2811     {
2812         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2813         if ( p_result != NULL )
2814             return p_result;
2815     }
2816     return NULL;
2817 }
2818
2819 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
2820 {
2821     // FIXME don't assume it is the first edition
2822     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2823     if ( index != p_editions->end() )
2824     {
2825         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
2826         if ( p_result != NULL )
2827             return p_result;
2828     }
2829     return NULL;
2830 }
2831
2832 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
2833                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2834                                     const void *p_cookie,
2835                                     size_t i_cookie_size )
2836 {
2837     // this chapter
2838     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2839     while ( index != codecs.end() )
2840     {
2841         if ( match( **index ,p_cookie, i_cookie_size ) )
2842             return this;
2843         index++;
2844     }
2845
2846     // sub-chapters
2847     chapter_item_c *p_result = NULL;
2848     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
2849     while ( index2 != sub_chapters.end() )
2850     {
2851         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2852         if ( p_result != NULL )
2853             return p_result;
2854         index2++;
2855     }
2856
2857     return p_result;
2858 }
2859
2860 void chapter_item_c::Append( const chapter_item_c & chapter )
2861 {
2862     // we are appending content for the same chapter UID
2863     size_t i;
2864     chapter_item_c *p_chapter;
2865
2866     for ( i=0; i<chapter.sub_chapters.size(); i++ )
2867     {
2868         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
2869         if ( p_chapter != NULL )
2870         {
2871             p_chapter->Append( *chapter.sub_chapters[i] );
2872         }
2873         else
2874         {
2875             sub_chapters.push_back( chapter.sub_chapters[i] );
2876         }
2877     }
2878
2879     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
2880     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
2881 }
2882
2883 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
2884 {
2885     size_t i;
2886     chapter_item_c *p_result = NULL;
2887
2888     if ( i_uid == i_find_uid )
2889         return this;
2890
2891     for ( i=0; i<sub_chapters.size(); i++)
2892     {
2893         p_result = sub_chapters[i]->FindChapter( i_find_uid );
2894         if ( p_result != NULL )
2895             break;
2896     }
2897     return p_result;
2898 }
2899
2900 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
2901 {
2902     std::string result;
2903
2904     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2905     while ( index != codecs.end() )
2906     {
2907         result = (*index)->GetCodecName( f_for_title );
2908         if ( result != "" )
2909             break;
2910         index++;
2911     }
2912
2913     return result;
2914 }
2915
2916 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
2917 {
2918     std::string result;
2919     if ( p_private_data->GetSize() >= 3)
2920     {
2921         const binary* p_data = p_private_data->GetBuffer();
2922 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
2923         {
2924             uint16_t i_title = (p_data[1] << 8) + p_data[2];
2925             char psz_str[11];
2926             sprintf( psz_str, " %d  ---", i_title );
2927             result = N_("---  DVD Title");
2928             result += psz_str;
2929         }
2930         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
2931         {
2932             char psz_str[11];
2933             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
2934             result = N_("---  DVD Menu");
2935             result += psz_str;
2936         }
2937         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
2938         {
2939             if ( p_data[1] == 0x00 )
2940                 result = N_("First Played");
2941             else if ( p_data[1] == 0xC0 )
2942                 result = N_("Video Manager");
2943             else if ( p_data[1] == 0x80 )
2944             {
2945                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
2946                 char psz_str[20];
2947                 sprintf( psz_str, " %d -----", i_title );
2948                 result = N_("----- Title");
2949                 result += psz_str;
2950             }
2951         }
2952     }
2953
2954     return result;
2955 }
2956
2957 int16 chapter_item_c::GetTitleNumber( ) const
2958 {
2959     int result = -1;
2960
2961     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2962     while ( index != codecs.end() )
2963     {
2964         result = (*index)->GetTitleNumber( );
2965         if ( result >= 0 )
2966             break;
2967         index++;
2968     }
2969
2970     return result;
2971 }
2972
2973 int16 dvd_chapter_codec_c::GetTitleNumber()
2974 {
2975     if ( p_private_data->GetSize() >= 3)
2976     {
2977         const binary* p_data = p_private_data->GetBuffer();
2978         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
2979         {
2980             return int16( (p_data[2] << 8) + p_data[3] );
2981         }
2982     }
2983     return -1;
2984 }
2985
2986 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
2987 {
2988     demux_sys_t        *p_sys = p_demux->p_sys;
2989     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
2990     matroska_segment_c *p_segment = p_vsegment->Segment();
2991     mtime_t            i_time_offset = 0;
2992
2993     int         i_index;
2994
2995     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
2996     if( i_date < 0 && f_percent < 0 )
2997     {
2998         msg_Warn( p_demux, "cannot seek nowhere !" );
2999         return;
3000     }
3001     if( f_percent > 1.0 )
3002     {
3003         msg_Warn( p_demux, "cannot seek so far !" );
3004         return;
3005     }
3006
3007     /* seek without index or without date */
3008     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3009     {
3010         if (p_sys->f_duration >= 0)
3011         {
3012             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3013         }
3014         else
3015         {
3016             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3017
3018             msg_Dbg( p_demux, "inacurate way of seeking" );
3019             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3020             {
3021                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3022                 {
3023                     break;
3024                 }
3025             }
3026             if( i_index == p_segment->i_index )
3027             {
3028                 i_index--;
3029             }
3030
3031             i_date = p_segment->p_indexes[i_index].i_time;
3032
3033 #if 0
3034             if( p_segment->p_indexes[i_index].i_position < i_pos )
3035             {
3036                 EbmlElement *el;
3037
3038                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3039
3040                 /* search a cluster */
3041                 while( ( el = p_sys->ep->Get() ) != NULL )
3042                 {
3043                     if( MKV_IS_ID( el, KaxCluster ) )
3044                     {
3045                         KaxCluster *cluster = (KaxCluster*)el;
3046
3047                         /* add it to the index */
3048                         p_segment->IndexAppendCluster( cluster );
3049
3050                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3051                         {
3052                             p_sys->cluster = cluster;
3053                             p_sys->ep->Down();
3054                             break;
3055                         }
3056                     }
3057                 }
3058             }
3059 #endif
3060         }
3061     }
3062
3063     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3064 }
3065
3066 /*****************************************************************************
3067  * Demux: reads and demuxes data packets
3068  *****************************************************************************
3069  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3070  *****************************************************************************/
3071 static int Demux( demux_t *p_demux)
3072 {
3073     demux_sys_t        *p_sys = p_demux->p_sys;
3074
3075     vlc_mutex_lock( &p_sys->lock_demuxer );
3076
3077     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3078     matroska_segment_c *p_segment = p_vsegment->Segment();
3079     if ( p_segment == NULL ) return 0;
3080     int                i_block_count = 0;
3081     int                i_return = 0;
3082
3083     for( ;; )
3084     {
3085         if ( p_sys->demuxer.b_die )
3086             break;
3087
3088         if( p_sys->i_pts >= p_sys->i_start_pts  )
3089             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3090             {
3091                 i_return = 1;
3092                 break;
3093             }
3094
3095         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3096         {
3097             /* nothing left to read in this ordered edition */
3098             if ( !p_vsegment->SelectNext() )
3099                 break;
3100             p_segment->UnSelect( );
3101
3102             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3103
3104             /* switch to the next segment */
3105             p_segment = p_vsegment->Segment();
3106             if ( !p_segment->Select( 0 ) )
3107             {
3108                 msg_Err( p_demux, "Failed to select new segment" );
3109                 break;
3110             }
3111             continue;
3112         }
3113
3114         KaxBlock *block;
3115         int64_t i_block_duration = 0;
3116         int64_t i_block_ref1;
3117         int64_t i_block_ref2;
3118
3119         if( p_segment->BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3120         {
3121             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3122             {
3123                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3124                 // check if there are more chapters to read
3125                 if ( p_chap != NULL )
3126                 {
3127                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3128                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3129                         p_vsegment->SelectNext();
3130                     */
3131                     p_sys->i_pts = p_chap->i_user_end_time;
3132                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3133
3134                     i_return = 1;
3135                 }
3136
3137                 break;
3138             }
3139             msg_Warn( p_demux, "cannot get block EOF?" );
3140             p_segment->UnSelect( );
3141
3142             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3143
3144             /* switch to the next segment */
3145             if ( !p_vsegment->SelectNext() )
3146                 // no more segments in this stream
3147                 break;
3148             p_segment = p_vsegment->Segment();
3149             if ( !p_segment->Select( 0 ) )
3150             {
3151                 msg_Err( p_demux, "Failed to select new segment" );
3152                 break;
3153             }
3154
3155             continue;
3156         }
3157
3158         p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
3159
3160         if( p_sys->i_pts >= p_sys->i_start_pts  )
3161         {
3162             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3163         }
3164
3165         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration );
3166
3167         delete block;
3168         i_block_count++;
3169
3170         // TODO optimize when there is need to leave or when seeking has been called
3171         if( i_block_count > 5 )
3172         {
3173             i_return = 1;
3174             break;
3175         }
3176     }
3177
3178     vlc_mutex_unlock( &p_sys->lock_demuxer );
3179
3180     return i_return;
3181 }
3182
3183
3184
3185 /*****************************************************************************
3186  * Stream managment
3187  *****************************************************************************/
3188 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_ )
3189 {
3190     s = s_;
3191     mb_eof = VLC_FALSE;
3192 }
3193
3194 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3195 {
3196     if( i_size <= 0 || mb_eof )
3197     {
3198         return 0;
3199     }
3200
3201     return stream_Read( s, p_buffer, i_size );
3202 }
3203 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3204 {
3205     int64_t i_pos;
3206
3207     switch( mode )
3208     {
3209         case seek_beginning:
3210             i_pos = i_offset;
3211             break;
3212         case seek_end:
3213             i_pos = stream_Size( s ) - i_offset;
3214             break;
3215         default:
3216             i_pos= stream_Tell( s ) + i_offset;
3217             break;
3218     }
3219
3220     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3221     {
3222         mb_eof = VLC_TRUE;
3223         return;
3224     }
3225
3226     mb_eof = VLC_FALSE;
3227     if( stream_Seek( s, i_pos ) )
3228     {
3229         mb_eof = VLC_TRUE;
3230     }
3231     return;
3232 }
3233 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3234 {
3235     return 0;
3236 }
3237 uint64 vlc_stream_io_callback::getFilePointer( void )
3238 {
3239     return stream_Tell( s );
3240 }
3241 void vlc_stream_io_callback::close( void )
3242 {
3243     return;
3244 }
3245
3246
3247 /*****************************************************************************
3248  * Ebml Stream parser
3249  *****************************************************************************/
3250 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3251 {
3252     int i;
3253
3254     m_es = es;
3255     m_got = NULL;
3256     m_el[0] = el_start;
3257     mi_remain_size[0] = el_start->GetSize();
3258
3259     for( i = 1; i < 6; i++ )
3260     {
3261         m_el[i] = NULL;
3262     }
3263     mi_level = 1;
3264     mi_user_level = 1;
3265     mb_keep = VLC_FALSE;
3266     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3267 }
3268
3269 EbmlParser::~EbmlParser( void )
3270 {
3271     int i;
3272
3273     for( i = 1; i < mi_level; i++ )
3274     {
3275         if( !mb_keep )
3276         {
3277             delete m_el[i];
3278         }
3279         mb_keep = VLC_FALSE;
3280     }
3281 }
3282
3283 void EbmlParser::Up( void )
3284 {
3285     if( mi_user_level == mi_level )
3286     {
3287         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3288     }
3289
3290     mi_user_level--;
3291 }
3292
3293 void EbmlParser::Down( void )
3294 {
3295     mi_user_level++;
3296     mi_level++;
3297 }
3298
3299 void EbmlParser::Keep( void )
3300 {
3301     mb_keep = VLC_TRUE;
3302 }
3303
3304 int EbmlParser::GetLevel( void )
3305 {
3306     return mi_user_level;
3307 }
3308
3309 void EbmlParser::Reset( demux_t *p_demux )
3310 {
3311     while ( mi_level > 0)
3312     {
3313         delete m_el[mi_level];
3314         m_el[mi_level] = NULL;
3315         mi_level--;
3316     }
3317     mi_user_level = mi_level = 1;
3318 #if LIBEBML_VERSION >= 0x000704
3319     // a little faster and cleaner
3320     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3321 #else
3322     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3323 #endif
3324     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3325 }
3326
3327 EbmlElement *EbmlParser::Get( void )
3328 {
3329     int i_ulev = 0;
3330
3331     if( mi_user_level != mi_level )
3332     {
3333         return NULL;
3334     }
3335     if( m_got )
3336     {
3337         EbmlElement *ret = m_got;
3338         m_got = NULL;
3339
3340         return ret;
3341     }
3342
3343     if( m_el[mi_level] )
3344     {
3345         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3346         if( !mb_keep )
3347         {
3348             delete m_el[mi_level];
3349         }
3350         mb_keep = VLC_FALSE;
3351     }
3352
3353     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3354 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3355     if( i_ulev > 0 )
3356     {
3357         while( i_ulev > 0 )
3358         {
3359             if( mi_level == 1 )
3360             {
3361                 mi_level = 0;
3362                 return NULL;
3363             }
3364
3365             delete m_el[mi_level - 1];
3366             m_got = m_el[mi_level -1] = m_el[mi_level];
3367             m_el[mi_level] = NULL;
3368
3369             mi_level--;
3370             i_ulev--;
3371         }
3372         return NULL;
3373     }
3374     else if( m_el[mi_level] == NULL )
3375     {
3376         fprintf( stderr," m_el[mi_level] == NULL\n" );
3377     }
3378
3379     return m_el[mi_level];
3380 }
3381
3382
3383 /*****************************************************************************
3384  * Tools
3385  *  * LoadCues : load the cues element and update index
3386  *
3387  *  * LoadTags : load ... the tags element
3388  *
3389  *  * InformationCreate : create all information, load tags if present
3390  *
3391  *****************************************************************************/
3392 void matroska_segment_c::LoadCues( )
3393 {
3394     int64_t     i_sav_position = es.I_O().getFilePointer();
3395     EbmlParser  *ep;
3396     EbmlElement *el, *cues;
3397
3398     /* *** Load the cue if found *** */
3399     if( i_cues_position < 0 )
3400     {
3401         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3402
3403 //        IndexAppendCluster( cluster );
3404     }
3405
3406     vlc_bool_t b_seekable;
3407
3408     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3409     if( !b_seekable )
3410         return;
3411
3412     msg_Dbg( &sys.demuxer, "loading cues" );
3413     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3414     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3415
3416     if( cues == NULL )
3417     {
3418         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3419         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3420         return;
3421     }
3422
3423     ep = new EbmlParser( &es, cues, &sys.demuxer );
3424     while( ( el = ep->Get() ) != NULL )
3425     {
3426         if( MKV_IS_ID( el, KaxCuePoint ) )
3427         {
3428 #define idx p_indexes[i_index]
3429
3430             idx.i_track       = -1;
3431             idx.i_block_number= -1;
3432             idx.i_position    = -1;
3433             idx.i_time        = 0;
3434             idx.b_key         = VLC_TRUE;
3435
3436             ep->Down();
3437             while( ( el = ep->Get() ) != NULL )
3438             {
3439                 if( MKV_IS_ID( el, KaxCueTime ) )
3440                 {
3441                     KaxCueTime &ctime = *(KaxCueTime*)el;
3442
3443                     ctime.ReadData( es.I_O() );
3444
3445                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3446                 }
3447                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3448                 {
3449                     ep->Down();
3450                     while( ( el = ep->Get() ) != NULL )
3451                     {
3452                         if( MKV_IS_ID( el, KaxCueTrack ) )
3453                         {
3454                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3455
3456                             ctrack.ReadData( es.I_O() );
3457                             idx.i_track = uint16( ctrack );
3458                         }
3459                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3460                         {
3461                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3462
3463                             ccpos.ReadData( es.I_O() );
3464                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3465                         }
3466                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3467                         {
3468                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3469
3470                             cbnum.ReadData( es.I_O() );
3471                             idx.i_block_number = uint32( cbnum );
3472                         }
3473                         else
3474                         {
3475                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3476                         }
3477                     }
3478                     ep->Up();
3479                 }
3480                 else
3481                 {
3482                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3483                 }
3484             }
3485             ep->Up();
3486
3487 #if 0
3488             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3489                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3490                      idx.i_track, idx.i_block_number );
3491 #endif
3492
3493             i_index++;
3494             if( i_index >= i_index_max )
3495             {
3496                 i_index_max += 1024;
3497                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3498             }
3499 #undef idx
3500         }
3501         else
3502         {
3503             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3504         }
3505     }
3506     delete ep;
3507     delete cues;
3508
3509     b_cues = VLC_TRUE;
3510
3511     msg_Dbg( &sys.demuxer, "loading cues done." );
3512     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3513 }
3514
3515 void matroska_segment_c::LoadTags( )
3516 {
3517     int64_t     i_sav_position = es.I_O().getFilePointer();
3518     EbmlParser  *ep;
3519     EbmlElement *el, *tags;
3520
3521     msg_Dbg( &sys.demuxer, "loading tags" );
3522     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3523     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3524
3525     if( tags == NULL )
3526     {
3527         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3528         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3529         return;
3530     }
3531
3532     msg_Dbg( &sys.demuxer, "Tags" );
3533     ep = new EbmlParser( &es, tags, &sys.demuxer );
3534     while( ( el = ep->Get() ) != NULL )
3535     {
3536         if( MKV_IS_ID( el, KaxTag ) )
3537         {
3538             msg_Dbg( &sys.demuxer, "+ Tag" );
3539             ep->Down();
3540             while( ( el = ep->Get() ) != NULL )
3541             {
3542                 if( MKV_IS_ID( el, KaxTagTargets ) )
3543                 {
3544                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3545                     ep->Down();
3546                     while( ( el = ep->Get() ) != NULL )
3547                     {
3548                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3549                     }
3550                     ep->Up();
3551                 }
3552                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3553                 {
3554                     msg_Dbg( &sys.demuxer, "|   + General" );
3555                     ep->Down();
3556                     while( ( el = ep->Get() ) != NULL )
3557                     {
3558                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3559                     }
3560                     ep->Up();
3561                 }
3562                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3563                 {
3564                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3565                     ep->Down();
3566                     while( ( el = ep->Get() ) != NULL )
3567                     {
3568                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3569                     }
3570                     ep->Up();
3571                 }
3572                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3573                 {
3574                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3575                     ep->Down();
3576                     while( ( el = ep->Get() ) != NULL )
3577                     {
3578                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3579                     }
3580                     ep->Up();
3581                 }
3582                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3583                 {
3584                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3585                     ep->Down();
3586                     while( ( el = ep->Get() ) != NULL )
3587                     {
3588                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3589                     }
3590                     ep->Up();
3591                 }
3592                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3593                 {
3594                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3595                 }
3596                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3597                 {
3598                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3599                 }
3600                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3601                 {
3602                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3603                 }
3604                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3605                 {
3606                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3607                 }
3608                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3609                 {
3610                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3611                 }
3612                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3613                 {
3614                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3615                 }
3616                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3617                 {
3618                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
3619                 }
3620                 else
3621                 {
3622                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
3623                 }
3624             }
3625             ep->Up();
3626         }
3627         else
3628         {
3629             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
3630         }
3631     }
3632     delete ep;
3633     delete tags;
3634
3635     msg_Dbg( &sys.demuxer, "loading tags done." );
3636     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3637 }
3638
3639 /*****************************************************************************
3640  * ParseSeekHead:
3641  *****************************************************************************/
3642 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
3643 {
3644     EbmlElement *el;
3645     size_t i, j;
3646     int i_upper_level = 0;
3647
3648     msg_Dbg( &sys.demuxer, "|   + Seek head" );
3649
3650     /* Master elements */
3651     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
3652
3653     for( i = 0; i < seekhead->ListSize(); i++ )
3654     {
3655         EbmlElement *l = (*seekhead)[i];
3656
3657         if( MKV_IS_ID( l, KaxSeek ) )
3658         {
3659             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
3660             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
3661             int64_t i_pos = -1;
3662
3663             for( j = 0; j < sk->ListSize(); j++ )
3664             {
3665                 EbmlElement *l = (*sk)[j];
3666
3667                 if( MKV_IS_ID( l, KaxSeekID ) )
3668                 {
3669                     KaxSeekID &sid = *(KaxSeekID*)l;
3670                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
3671                 }
3672                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
3673                 {
3674                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
3675                     i_pos = uint64( spos );
3676                 }
3677                 else
3678                 {
3679                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
3680                 }
3681             }
3682
3683             if( i_pos >= 0 )
3684             {
3685                 if( id == KaxCues::ClassInfos.GlobalId )
3686                 {
3687                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
3688                     i_cues_position = segment->GetGlobalPosition( i_pos );
3689                 }
3690                 else if( id == KaxChapters::ClassInfos.GlobalId )
3691                 {
3692                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
3693                     i_chapters_position = segment->GetGlobalPosition( i_pos );
3694                 }
3695                 else if( id == KaxTags::ClassInfos.GlobalId )
3696                 {
3697                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
3698                     i_tags_position = segment->GetGlobalPosition( i_pos );
3699                 }
3700             }
3701         }
3702         else
3703         {
3704             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3705         }
3706     }
3707 }
3708
3709 /*****************************************************************************
3710  * ParseTrackEntry:
3711  *****************************************************************************/
3712 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
3713 {
3714     size_t i, j, k, n;
3715
3716     mkv_track_t *tk;
3717
3718     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
3719
3720     tk = new mkv_track_t();
3721     tracks.push_back( tk );
3722
3723     /* Init the track */
3724     memset( tk, 0, sizeof( mkv_track_t ) );
3725
3726     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
3727     tk->fmt.psz_language = strdup("English");
3728     tk->fmt.psz_description = NULL;
3729
3730     tk->b_default = VLC_TRUE;
3731     tk->b_enabled = VLC_TRUE;
3732     tk->b_silent = VLC_FALSE;
3733     tk->i_number = tracks.size() - 1;
3734     tk->i_extra_data = 0;
3735     tk->p_extra_data = NULL;
3736     tk->psz_codec = NULL;
3737     tk->i_default_duration = 0;
3738     tk->f_timecodescale = 1.0;
3739
3740     tk->b_inited = VLC_FALSE;
3741     tk->i_data_init = 0;
3742     tk->p_data_init = NULL;
3743
3744     tk->psz_codec_name = NULL;
3745     tk->psz_codec_settings = NULL;
3746     tk->psz_codec_info_url = NULL;
3747     tk->psz_codec_download_url = NULL;
3748
3749     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
3750
3751     for( i = 0; i < m->ListSize(); i++ )
3752     {
3753         EbmlElement *l = (*m)[i];
3754
3755         if( MKV_IS_ID( l, KaxTrackNumber ) )
3756         {
3757             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
3758
3759             tk->i_number = uint32( tnum );
3760             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
3761         }
3762         else  if( MKV_IS_ID( l, KaxTrackUID ) )
3763         {
3764             KaxTrackUID &tuid = *(KaxTrackUID*)l;
3765
3766             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
3767         }
3768         else  if( MKV_IS_ID( l, KaxTrackType ) )
3769         {
3770             char *psz_type;
3771             KaxTrackType &ttype = *(KaxTrackType*)l;
3772
3773             switch( uint8(ttype) )
3774             {
3775                 case track_audio:
3776                     psz_type = "audio";
3777                     tk->fmt.i_cat = AUDIO_ES;
3778                     break;
3779                 case track_video:
3780                     psz_type = "video";
3781                     tk->fmt.i_cat = VIDEO_ES;
3782                     break;
3783                 case track_subtitle:
3784                     psz_type = "subtitle";
3785                     tk->fmt.i_cat = SPU_ES;
3786                     break;
3787                 case track_buttons:
3788                     psz_type = "buttons";
3789                     tk->fmt.i_cat = SPU_ES;
3790                     break;
3791                 default:
3792                     psz_type = "unknown";
3793                     tk->fmt.i_cat = UNKNOWN_ES;
3794                     break;
3795             }
3796
3797             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
3798         }
3799 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
3800 //        {
3801 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
3802
3803 //            tk->b_enabled = uint32( fenb );
3804 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
3805 //                     uint32( fenb )  );
3806 //        }
3807         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
3808         {
3809             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
3810
3811             tk->b_default = uint32( fdef );
3812             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
3813         }
3814         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
3815         {
3816             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
3817
3818             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
3819         }
3820         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
3821         {
3822             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
3823
3824             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
3825         }
3826         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
3827         {
3828             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
3829
3830             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
3831         }
3832         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
3833         {
3834             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
3835
3836             tk->i_default_duration = uint64(defd);
3837             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
3838         }
3839         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
3840         {
3841             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
3842
3843             tk->f_timecodescale = float( ttcs );
3844             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
3845         }
3846         else if( MKV_IS_ID( l, KaxTrackName ) )
3847         {
3848             KaxTrackName &tname = *(KaxTrackName*)l;
3849
3850             tk->fmt.psz_description = UTF8ToStr( UTFstring( tname ) );
3851             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
3852         }
3853         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
3854         {
3855             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
3856
3857             tk->fmt.psz_language = strdup( string( lang ).c_str() );
3858             msg_Dbg( &sys.demuxer,
3859                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
3860         }
3861         else  if( MKV_IS_ID( l, KaxCodecID ) )
3862         {
3863             KaxCodecID &codecid = *(KaxCodecID*)l;
3864
3865             tk->psz_codec = strdup( string( codecid ).c_str() );
3866             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
3867         }
3868         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
3869         {
3870             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
3871
3872             tk->i_extra_data = cpriv.GetSize();
3873             if( tk->i_extra_data > 0 )
3874             {
3875                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
3876                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
3877             }
3878             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
3879         }
3880         else if( MKV_IS_ID( l, KaxCodecName ) )
3881         {
3882             KaxCodecName &cname = *(KaxCodecName*)l;
3883
3884             tk->psz_codec_name = UTF8ToStr( UTFstring( cname ) );
3885             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
3886         }
3887         else if( MKV_IS_ID( l, KaxContentEncodings ) )
3888         {
3889             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
3890             MkvTree( sys.demuxer, 3, "Content Encodings" );
3891             for( j = 0; j < cencs->ListSize(); j++ )
3892             {
3893                 EbmlElement *l2 = (*cencs)[j];
3894                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
3895                 {
3896                     MkvTree( sys.demuxer, 4, "Content Encoding" );
3897                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
3898                     for( k = 0; k < cenc->ListSize(); k++ )
3899                     {
3900                         EbmlElement *l3 = (*cenc)[k];
3901                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
3902                         {
3903                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
3904                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
3905                         }
3906                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
3907                         {
3908                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
3909                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
3910                         }
3911                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
3912                         {
3913                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
3914                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
3915                         }
3916                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
3917                         {
3918                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
3919                             MkvTree( sys.demuxer, 5, "Content Compression" );
3920                             for( n = 0; n < compr->ListSize(); n++ )
3921                             {
3922                                 EbmlElement *l4 = (*compr)[n];
3923                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
3924                                 {
3925                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
3926                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
3927                                     if( uint32( compalg ) == 0 )
3928                                     {
3929                                         tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
3930                                     }
3931                                 }
3932                                 else
3933                                 {
3934                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
3935                                 }
3936                             }
3937                         }
3938
3939                         else
3940                         {
3941                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
3942                         }
3943                     }
3944
3945                 }
3946                 else
3947                 {
3948                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
3949                 }
3950             }
3951
3952         }
3953 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
3954 //        {
3955 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
3956
3957 //            tk->psz_codec_settings = UTF8ToStr( UTFstring( cset ) );
3958 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
3959 //        }
3960 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
3961 //        {
3962 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
3963
3964 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
3965 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
3966 //        }
3967 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
3968 //        {
3969 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
3970
3971 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
3972 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
3973 //        }
3974 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
3975 //        {
3976 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
3977
3978 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
3979 //        }
3980 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
3981 //        {
3982 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
3983
3984 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
3985 //        }
3986         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
3987         {
3988             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
3989             unsigned int j;
3990
3991             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
3992             tk->f_fps = 0.0;
3993
3994             for( j = 0; j < tkv->ListSize(); j++ )
3995             {
3996                 EbmlElement *l = (*tkv)[j];
3997 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
3998 //                {
3999 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4000
4001 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4002 //                }
4003 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4004 //                {
4005 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4006
4007 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4008 //                }
4009 //                else
4010                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4011                 {
4012                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4013
4014                     tk->fmt.video.i_width = uint16( vwidth );
4015                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4016                 }
4017                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4018                 {
4019                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4020
4021                     tk->fmt.video.i_height = uint16( vheight );
4022                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4023                 }
4024                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4025                 {
4026                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4027
4028                     tk->fmt.video.i_visible_width = uint16( vwidth );
4029                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4030                 }
4031                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4032                 {
4033                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4034
4035                     tk->fmt.video.i_visible_height = uint16( vheight );
4036                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4037                 }
4038                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4039                 {
4040                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4041
4042                     tk->f_fps = float( vfps );
4043                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4044                 }
4045 //                else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4046 //                {
4047 //                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4048
4049 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4050 //                             uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4051 //                }
4052 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4053 //                {
4054 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4055
4056 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4057 //                }
4058 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4059 //                {
4060 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4061
4062 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( gamma ) );
4063 //                }
4064                 else
4065                 {
4066                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4067                 }
4068             }
4069             if ( tk->fmt.video.i_visible_height && tk->fmt.video.i_visible_width )
4070                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * tk->fmt.video.i_visible_width / tk->fmt.video.i_visible_height;
4071         }
4072         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4073         {
4074             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4075             unsigned int j;
4076
4077             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4078
4079             for( j = 0; j < tka->ListSize(); j++ )
4080             {
4081                 EbmlElement *l = (*tka)[j];
4082
4083                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4084                 {
4085                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4086
4087                     tk->fmt.audio.i_rate = (int)float( afreq );
4088                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4089                 }
4090                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4091                 {
4092                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4093
4094                     tk->fmt.audio.i_channels = uint8( achan );
4095                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4096                 }
4097                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4098                 {
4099                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4100
4101                     tk->fmt.audio.i_bitspersample = uint8( abits );
4102                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4103                 }
4104                 else
4105                 {
4106                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4107                 }
4108             }
4109         }
4110         else
4111         {
4112             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4113                      typeid(*l).name() );
4114         }
4115     }
4116 }
4117
4118 /*****************************************************************************
4119  * ParseTracks:
4120  *****************************************************************************/
4121 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4122 {
4123     EbmlElement *el;
4124     unsigned int i;
4125     int i_upper_level = 0;
4126
4127     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4128
4129     /* Master elements */
4130     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4131
4132     for( i = 0; i < tracks->ListSize(); i++ )
4133     {
4134         EbmlElement *l = (*tracks)[i];
4135
4136         if( MKV_IS_ID( l, KaxTrackEntry ) )
4137         {
4138             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4139         }
4140         else
4141         {
4142             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4143         }
4144     }
4145 }
4146
4147 /*****************************************************************************
4148  * ParseInfo:
4149  *****************************************************************************/
4150 void matroska_segment_c::ParseInfo( KaxInfo *info )
4151 {
4152     EbmlElement *el;
4153     EbmlMaster  *m;
4154     size_t i, j;
4155     int i_upper_level = 0;
4156
4157     msg_Dbg( &sys.demuxer, "|   + Information" );
4158
4159     /* Master elements */
4160     m = static_cast<EbmlMaster *>(info);
4161     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4162
4163     for( i = 0; i < m->ListSize(); i++ )
4164     {
4165         EbmlElement *l = (*m)[i];
4166
4167         if( MKV_IS_ID( l, KaxSegmentUID ) )
4168         {
4169             p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4170
4171             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4172         }
4173         else if( MKV_IS_ID( l, KaxPrevUID ) )
4174         {
4175             p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4176
4177             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4178         }
4179         else if( MKV_IS_ID( l, KaxNextUID ) )
4180         {
4181             p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4182
4183             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4184         }
4185         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4186         {
4187             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4188
4189             i_timescale = uint64(tcs);
4190
4191             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4192                      i_timescale );
4193         }
4194         else if( MKV_IS_ID( l, KaxDuration ) )
4195         {
4196             KaxDuration &dur = *(KaxDuration*)l;
4197
4198             i_duration = mtime_t( double( dur ) );
4199
4200             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4201                      i_duration );
4202         }
4203         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4204         {
4205             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4206
4207             psz_muxing_application = UTF8ToStr( UTFstring( mapp ) );
4208
4209             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4210                      psz_muxing_application );
4211         }
4212         else if( MKV_IS_ID( l, KaxWritingApp ) )
4213         {
4214             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4215
4216             psz_writing_application = UTF8ToStr( UTFstring( wapp ) );
4217
4218             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4219                      psz_writing_application );
4220         }
4221         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4222         {
4223             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4224
4225             psz_segment_filename = UTF8ToStr( UTFstring( sfn ) );
4226
4227             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4228                      psz_segment_filename );
4229         }
4230         else if( MKV_IS_ID( l, KaxTitle ) )
4231         {
4232             KaxTitle &title = *(KaxTitle*)l;
4233
4234             psz_title = UTF8ToStr( UTFstring( title ) );
4235
4236             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4237         }
4238         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4239         {
4240             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4241
4242             families.push_back(*uid);
4243
4244             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4245         }
4246 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
4247         else if( MKV_IS_ID( l, KaxDateUTC ) )
4248         {
4249             KaxDateUTC &date = *(KaxDateUTC*)l;
4250             time_t i_date;
4251             struct tm tmres;
4252             char   buffer[256];
4253
4254             i_date = date.GetEpochDate();
4255             memset( buffer, 0, 256 );
4256             if( gmtime_r( &i_date, &tmres ) &&
4257                 asctime_r( &tmres, buffer ) )
4258             {
4259                 buffer[strlen( buffer)-1]= '\0';
4260                 psz_date_utc = strdup( buffer );
4261                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4262             }
4263         }
4264 #endif
4265 #if LIBMATROSKA_VERSION >= 0x000704
4266         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4267         {
4268             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4269             chapter_translation_c *p_translate = new chapter_translation_c();
4270
4271             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4272             for( j = 0; j < p_trans->ListSize(); j++ )
4273             {
4274                 EbmlElement *l = (*p_trans)[j];
4275
4276                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4277                 {
4278                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4279                 }
4280                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4281                 {
4282                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4283                 }
4284                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4285                 {
4286                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4287                 }
4288             }
4289
4290             translations.push_back( p_translate );
4291         }
4292 #endif
4293         else
4294         {
4295             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4296         }
4297     }
4298
4299     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4300     i_duration = mtime_t(f_dur);
4301 }
4302
4303
4304 /*****************************************************************************
4305  * ParseChapterAtom
4306  *****************************************************************************/
4307 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4308 {
4309     size_t i, j;
4310
4311     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4312     for( i = 0; i < ca->ListSize(); i++ )
4313     {
4314         EbmlElement *l = (*ca)[i];
4315
4316         if( MKV_IS_ID( l, KaxChapterUID ) )
4317         {
4318             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4319             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4320         }
4321         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4322         {
4323             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4324             chapters.b_display_seekpoint = uint8( flag ) == 0;
4325
4326             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4327         }
4328         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4329         {
4330             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4331             chapters.i_start_time = uint64( start ) / I64C(1000);
4332
4333             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4334         }
4335         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4336         {
4337             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4338             chapters.i_end_time = uint64( end ) / I64C(1000);
4339
4340             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4341         }
4342         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4343         {
4344             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4345
4346             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4347             for( j = 0; j < cd->ListSize(); j++ )
4348             {
4349                 EbmlElement *l= (*cd)[j];
4350
4351                 if( MKV_IS_ID( l, KaxChapterString ) )
4352                 {
4353                     int k;
4354
4355                     KaxChapterString &name =*(KaxChapterString*)l;
4356                     for (k = 0; k < i_level; k++)
4357                         chapters.psz_name += '+';
4358                     chapters.psz_name += ' ';
4359                     chapters.psz_name += UTF8ToStr( UTFstring( name ) );
4360                     chapters.b_user_display = true;
4361
4362                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", UTF8ToStr(UTFstring(name)) );
4363                 }
4364                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4365                 {
4366                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4367                     const char *psz = string( lang ).c_str();
4368
4369                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4370                 }
4371                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4372                 {
4373                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4374                     const char *psz = string( ct ).c_str();
4375
4376                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4377                 }
4378             }
4379         }
4380         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4381         {
4382             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4383
4384             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4385             chapter_codec_cmds_c *p_ccodec = NULL;
4386
4387             for( j = 0; j < cp->ListSize(); j++ )
4388             {
4389                 EbmlElement *k= (*cp)[j];
4390
4391                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4392                 {
4393                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4394                     if ( uint32(*p_codec_id) == 0 )
4395                         p_ccodec = new matroska_script_codec_c( sys );
4396                     else if ( uint32(*p_codec_id) == 1 )
4397                         p_ccodec = new dvd_chapter_codec_c( sys );
4398                     break;
4399                 }
4400             }
4401
4402             if ( p_ccodec != NULL )
4403             {
4404                 for( j = 0; j < cp->ListSize(); j++ )
4405                 {
4406                     EbmlElement *k= (*cp)[j];
4407
4408                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4409                     {
4410                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4411                         p_ccodec->SetPrivate( *p_private );
4412                     }
4413                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4414                     {
4415                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4416                     }
4417                 }
4418                 chapters.codecs.push_back( p_ccodec );
4419             }
4420         }
4421         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4422         {
4423             chapter_item_c *new_sub_chapter = new chapter_item_c();
4424             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4425             new_sub_chapter->psz_parent = &chapters;
4426             chapters.sub_chapters.push_back( new_sub_chapter );
4427         }
4428     }
4429 }
4430
4431 /*****************************************************************************
4432  * ParseChapters:
4433  *****************************************************************************/
4434 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4435 {
4436     EbmlElement *el;
4437     size_t i;
4438     int i_upper_level = 0;
4439     mtime_t i_dur;
4440
4441     /* Master elements */
4442     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4443
4444     for( i = 0; i < chapters->ListSize(); i++ )
4445     {
4446         EbmlElement *l = (*chapters)[i];
4447
4448         if( MKV_IS_ID( l, KaxEditionEntry ) )
4449         {
4450             chapter_edition_c *p_edition = new chapter_edition_c();
4451
4452             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4453             size_t j;
4454             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4455             for( j = 0; j < E->ListSize(); j++ )
4456             {
4457                 EbmlElement *l = (*E)[j];
4458
4459                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4460                 {
4461                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4462                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4463                     p_edition->sub_chapters.push_back( new_sub_chapter );
4464                 }
4465                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4466                 {
4467                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4468                 }
4469                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4470                 {
4471                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4472                 }
4473                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4474                 {
4475                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4476                         i_default_edition = stored_editions.size();
4477                 }
4478                 else
4479                 {
4480                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4481                 }
4482             }
4483             stored_editions.push_back( p_edition );
4484         }
4485         else
4486         {
4487             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4488         }
4489     }
4490
4491     for( i = 0; i < stored_editions.size(); i++ )
4492     {
4493         stored_editions[i]->RefreshChapters( );
4494     }
4495
4496     if ( stored_editions[i_default_edition]->b_ordered )
4497     {
4498         /* update the duration of the segment according to the sum of all sub chapters */
4499         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4500         if (i_dur > 0)
4501             i_duration = i_dur;
4502     }
4503 }
4504
4505 void matroska_segment_c::ParseCluster( )
4506 {
4507     EbmlElement *el;
4508     EbmlMaster  *m;
4509     unsigned int i;
4510     int i_upper_level = 0;
4511
4512     /* Master elements */
4513     m = static_cast<EbmlMaster *>( cluster );
4514     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4515
4516     for( i = 0; i < m->ListSize(); i++ )
4517     {
4518         EbmlElement *l = (*m)[i];
4519
4520         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4521         {
4522             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4523
4524             cluster->InitTimecode( uint64( ctc ), i_timescale );
4525             break;
4526         }
4527     }
4528
4529     i_start_time = cluster->GlobalTimecode() / 1000;
4530 }
4531
4532 /*****************************************************************************
4533  * InformationCreate:
4534  *****************************************************************************/
4535 void matroska_segment_c::InformationCreate( )
4536 {
4537     size_t      i_track;
4538
4539     if ( sys.meta == NULL )
4540         sys.meta = vlc_meta_New();
4541
4542     if( psz_title )
4543     {
4544         vlc_meta_Add( sys.meta, VLC_META_TITLE, psz_title );
4545     }
4546     if( psz_date_utc )
4547     {
4548         vlc_meta_Add( sys.meta, VLC_META_DATE, psz_date_utc );
4549     }
4550     if( psz_segment_filename )
4551     {
4552         vlc_meta_Add( sys.meta, _("Segment filename"), psz_segment_filename );
4553     }
4554     if( psz_muxing_application )
4555     {
4556         vlc_meta_Add( sys.meta, _("Muxing application"), psz_muxing_application );
4557     }
4558     if( psz_writing_application )
4559     {
4560         vlc_meta_Add( sys.meta, _("Writing application"), psz_writing_application );
4561     }
4562
4563     for( i_track = 0; i_track < tracks.size(); i_track++ )
4564     {
4565         mkv_track_t *tk = tracks[i_track];
4566         vlc_meta_t *mtk = vlc_meta_New();
4567
4568         sys.meta->track = (vlc_meta_t**)realloc( sys.meta->track,
4569                                                     sizeof( vlc_meta_t * ) * ( sys.meta->i_track + 1 ) );
4570         sys.meta->track[sys.meta->i_track++] = mtk;
4571
4572         if( tk->fmt.psz_description )
4573         {
4574             vlc_meta_Add( sys.meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
4575         }
4576         if( tk->psz_codec_name )
4577         {
4578             vlc_meta_Add( sys.meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
4579         }
4580         if( tk->psz_codec_settings )
4581         {
4582             vlc_meta_Add( sys.meta, VLC_META_SETTING, tk->psz_codec_settings );
4583         }
4584         if( tk->psz_codec_info_url )
4585         {
4586             vlc_meta_Add( sys.meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
4587         }
4588         if( tk->psz_codec_download_url )
4589         {
4590             vlc_meta_Add( sys.meta, VLC_META_URL, tk->psz_codec_download_url );
4591         }
4592     }
4593
4594     if( i_tags_position >= 0 )
4595     {
4596         vlc_bool_t b_seekable;
4597
4598         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
4599         if( b_seekable )
4600         {
4601             LoadTags( );
4602         }
4603     }
4604 }
4605
4606
4607 /*****************************************************************************
4608  * Divers
4609  *****************************************************************************/
4610
4611 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
4612 {
4613 #define idx p_indexes[i_index]
4614     idx.i_track       = -1;
4615     idx.i_block_number= -1;
4616     idx.i_position    = cluster->GetElementPosition();
4617     idx.i_time        = -1;
4618     idx.b_key         = VLC_TRUE;
4619
4620     i_index++;
4621     if( i_index >= i_index_max )
4622     {
4623         i_index_max += 1024;
4624         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
4625     }
4626 #undef idx
4627 }
4628
4629 static char * UTF8ToStr( const UTFstring &u )
4630 {
4631     int     i_src;
4632     const wchar_t *src;
4633     char *dst, *p;
4634
4635     i_src = u.length();
4636     src   = u.c_str();
4637
4638     p = dst = (char*)malloc( i_src + 1);
4639     while( i_src > 0 )
4640     {
4641         if( *src < 255 )
4642         {
4643             *p++ = (char)*src;
4644         }
4645         else
4646         {
4647             *p++ = '?';
4648         }
4649         src++;
4650         i_src--;
4651     }
4652     *p++= '\0';
4653
4654     return dst;
4655 }
4656
4657 void chapter_edition_c::RefreshChapters( )
4658 {
4659     chapter_item_c::RefreshChapters( b_ordered, -1 );
4660     b_display_seekpoint = false;
4661 }
4662
4663 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
4664 {
4665     int64_t i_user_time = i_prev_user_time;
4666
4667     // first the sub-chapters, and then ourself
4668     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4669     while ( index != sub_chapters.end() )
4670     {
4671         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
4672         index++;
4673     }
4674
4675     if ( b_ordered )
4676     {
4677         // the ordered chapters always start at zero
4678         if ( i_prev_user_time == -1 )
4679         {
4680             if ( i_user_time == -1 )
4681                 i_user_time = 0;
4682             i_prev_user_time = 0;
4683         }
4684
4685         i_user_start_time = i_prev_user_time;
4686         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
4687         {
4688             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
4689         }
4690         else
4691         {
4692             i_user_end_time = i_user_time;
4693         }
4694     }
4695     else
4696     {
4697         std::sort( sub_chapters.begin(), sub_chapters.end() );
4698         i_user_start_time = i_start_time;
4699         if ( i_end_time != -1 )
4700             i_user_end_time = i_end_time;
4701         else if ( i_user_time != -1 )
4702             i_user_end_time = i_user_time;
4703         else
4704             i_user_end_time = i_user_start_time;
4705     }
4706
4707     return i_user_end_time;
4708 }
4709
4710 mtime_t chapter_edition_c::Duration() const
4711 {
4712     mtime_t i_result = 0;
4713
4714     if ( sub_chapters.size() )
4715     {
4716         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
4717         index--;
4718         i_result = (*index)->i_user_end_time;
4719     }
4720
4721     return i_result;
4722 }
4723
4724 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode )
4725 {
4726     chapter_item_c *psz_result = NULL;
4727
4728     if ( i_user_timecode >= i_user_start_time &&
4729         ( i_user_timecode < i_user_end_time ||
4730           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
4731     {
4732         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4733         while ( index != sub_chapters.end() && psz_result == NULL )
4734         {
4735             psz_result = (*index)->FindTimecode( i_user_timecode );
4736             index++;
4737         }
4738
4739         if ( psz_result == NULL )
4740             psz_result = this;
4741     }
4742
4743     return psz_result;
4744 }
4745
4746 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
4747 {
4748     if ( &item == this )
4749         return true;
4750
4751     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
4752     while ( index != sub_chapters.end() )
4753     {
4754         if ( (*index)->ParentOf( item ) )
4755             return true;
4756         index++;
4757     }
4758
4759     return false;
4760 }
4761
4762 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
4763 {
4764     for (size_t i=0; i<opened_segments.size(); i++)
4765     {
4766         opened_segments[i]->PreloadFamily( of_segment );
4767     }
4768 }
4769 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
4770 {
4771     if ( b_preloaded )
4772         return false;
4773
4774     for (size_t i=0; i<families.size(); i++)
4775     {
4776         for (size_t j=0; j<of_segment.families.size(); j++)
4777         {
4778             if ( families[i] == of_segment.families[j] )
4779                 return Preload( );
4780         }
4781     }
4782
4783     return false;
4784 }
4785
4786 // preload all the linked segments for all preloaded segments
4787 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
4788 {
4789     size_t i_preloaded, i, j;
4790     virtual_segment_c *p_seg;
4791
4792     p_current_segment = VirtualFromSegments( p_segment );
4793
4794     used_segments.push_back( p_current_segment );
4795
4796     // create all the other virtual segments of the family
4797     do {
4798         i_preloaded = 0;
4799         for ( i=0; i< opened_segments.size(); i++ )
4800         {
4801             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
4802             {
4803                 p_seg = VirtualFromSegments( opened_segments[i] );
4804                 used_segments.push_back( p_seg );
4805                 i_preloaded++;
4806             }
4807         }
4808     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
4809
4810     // publish all editions of all usable segment
4811     for ( i=0; i< used_segments.size(); i++ )
4812     {
4813         p_seg = used_segments[i];
4814         if ( p_seg->p_editions != NULL )
4815         {
4816             std::string sz_name;
4817             input_title_t *p_title = vlc_input_title_New();
4818             p_seg->i_sys_title = i;
4819             int i_chapters;
4820
4821             // TODO use a name for each edition, let the TITLE deal with a codec name
4822             for ( j=0; j<p_seg->p_editions->size(); j++ )
4823             {
4824                 if ( p_title->psz_name == NULL )
4825                 {
4826                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
4827                     if ( sz_name != "" )
4828                         p_title->psz_name = strdup( sz_name.c_str() );
4829                 }
4830
4831                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
4832
4833                 i_chapters = 0;
4834                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
4835             }
4836
4837             // create a name if there is none
4838             if ( p_title->psz_name == NULL )
4839             {
4840                 sz_name = N_("Segment ");
4841                 char psz_str[6];
4842                 sprintf( psz_str, "%d", i );
4843                 sz_name += psz_str;
4844                 p_title->psz_name = strdup( sz_name.c_str() );
4845             }
4846
4847             titles.push_back( p_title );
4848         }
4849     }
4850
4851     // TODO decide which segment should be first used (VMG for DVD)
4852 }
4853
4854 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
4855 {
4856     for ( size_t i=0; i< used_segments.size(); i++ )
4857     {
4858         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
4859             return true;
4860     }
4861     return false;
4862 }
4863
4864 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
4865 {
4866     size_t i_preloaded, i;
4867
4868     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
4869
4870     // fill our current virtual segment with all hard linked segments
4871     do {
4872         i_preloaded = 0;
4873         for ( i=0; i< opened_segments.size(); i++ )
4874         {
4875             i_preloaded += p_result->AddSegment( opened_segments[i] );
4876         }
4877     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
4878
4879     p_result->Sort( );
4880
4881     p_result->PreloadLinked( );
4882
4883     p_result->PrepareChapters( );
4884
4885     return p_result;
4886 }
4887
4888 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
4889 {
4890     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
4891     {
4892         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
4893             p_current_segment->Segment()->UnSelect();
4894
4895         p_current_segment = p_new_segment;
4896         i_current_title = p_new_segment->i_sys_title;
4897     }
4898
4899     p_current_segment->LoadCues();
4900     f_duration = p_current_segment->Duration();
4901
4902     /* add information */
4903     p_current_segment->Segment()->InformationCreate( );
4904
4905     p_current_segment->Segment()->Select( 0 );
4906
4907     return true;
4908 }
4909
4910 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
4911 {
4912     EbmlBinary * p_itema = (EbmlBinary *)(p_item_a->p_segment_uid);
4913     if ( *p_itema == *p_item_b->p_prev_segment_uid )
4914         return true;
4915
4916     p_itema = (EbmlBinary *)(&p_item_a->p_next_segment_uid);
4917     if ( *p_itema == *p_item_b->p_segment_uid )
4918         return true;
4919
4920     if ( *p_itema == *p_item_b->p_prev_segment_uid )
4921         return true;
4922
4923     return false;
4924 }
4925
4926 bool matroska_segment_c::Preload( )
4927 {
4928     if ( b_preloaded )
4929         return false;
4930
4931     EbmlElement *el = NULL;
4932
4933     ep->Reset( &sys.demuxer );
4934
4935     while( ( el = ep->Get() ) != NULL )
4936     {
4937         if( MKV_IS_ID( el, KaxInfo ) )
4938         {
4939             ParseInfo( static_cast<KaxInfo*>( el ) );
4940         }
4941         else if( MKV_IS_ID( el, KaxTracks ) )
4942         {
4943             ParseTracks( static_cast<KaxTracks*>( el ) );
4944         }
4945         else if( MKV_IS_ID( el, KaxSeekHead ) )
4946         {
4947             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
4948         }
4949         else if( MKV_IS_ID( el, KaxCues ) )
4950         {
4951             msg_Dbg( &sys.demuxer, "|   + Cues" );
4952         }
4953         else if( MKV_IS_ID( el, KaxCluster ) )
4954         {
4955             msg_Dbg( &sys.demuxer, "|   + Cluster" );
4956
4957             cluster = (KaxCluster*)el;
4958
4959             i_start_pos = cluster->GetElementPosition();
4960             ParseCluster( );
4961
4962             ep->Down();
4963             /* stop parsing the stream */
4964             break;
4965         }
4966         else if( MKV_IS_ID( el, KaxAttachments ) )
4967         {
4968             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
4969         }
4970         else if( MKV_IS_ID( el, KaxChapters ) )
4971         {
4972             msg_Dbg( &sys.demuxer, "|   + Chapters" );
4973             ParseChapters( static_cast<KaxChapters*>( el ) );
4974         }
4975         else if( MKV_IS_ID( el, KaxTag ) )
4976         {
4977             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
4978         }
4979         else
4980         {
4981             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
4982         }
4983     }
4984
4985     b_preloaded = true;
4986
4987     return true;
4988 }
4989
4990 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
4991 {
4992     for (size_t i=0; i<opened_segments.size(); i++)
4993     {
4994         if ( *opened_segments[i]->p_segment_uid == uid )
4995             return opened_segments[i];
4996     }
4997     return NULL;
4998 }
4999
5000 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5001                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5002                                         const void *p_cookie,
5003                                         size_t i_cookie_size,
5004                                         virtual_segment_c * &p_segment_found )
5005 {
5006     chapter_item_c *p_result = NULL;
5007     for (size_t i=0; i<used_segments.size(); i++)
5008     {
5009         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5010         if ( p_result != NULL )
5011         {
5012             p_segment_found = used_segments[i];
5013             break;
5014         }
5015     }
5016     return p_result;
5017 }
5018
5019 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5020 {
5021     chapter_item_c *p_result = NULL;
5022     for (size_t i=0; i<used_segments.size(); i++)
5023     {
5024         p_result = used_segments[i]->FindChapter( i_find_uid );
5025         if ( p_result != NULL )
5026         {
5027             p_segment_found = used_segments[i];
5028             break;
5029         }
5030     }
5031     return p_result;
5032 }
5033
5034 void virtual_segment_c::Sort()
5035 {
5036     // keep the current segment index
5037     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5038
5039     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5040
5041     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5042         if ( linked_segments[i_current_segment] == p_segment )
5043             break;
5044 }
5045
5046 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5047 {
5048     size_t i;
5049     // check if it's not already in here
5050     for ( i=0; i<linked_segments.size(); i++ )
5051     {
5052         if ( *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5053             return 0;
5054     }
5055
5056     // find possible mates
5057     for ( i=0; i<linked_uids.size(); i++ )
5058     {
5059         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5060             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5061             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5062         {
5063             linked_segments.push_back( p_segment );
5064
5065             AppendUID( p_segment->p_prev_segment_uid );
5066             AppendUID( p_segment->p_next_segment_uid );
5067
5068             return 1;
5069         }
5070     }
5071     return 0;
5072 }
5073
5074 void virtual_segment_c::PreloadLinked( )
5075 {
5076     for ( size_t i=0; i<linked_segments.size(); i++ )
5077     {
5078         linked_segments[i]->Preload( );
5079     }
5080     i_current_edition = linked_segments[0]->i_default_edition;
5081 }
5082
5083 mtime_t virtual_segment_c::Duration() const
5084 {
5085     mtime_t i_duration;
5086     if ( linked_segments.size() == 0 )
5087         i_duration = 0;
5088     else {
5089         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5090 //        p_last_segment->ParseCluster( );
5091
5092         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5093     }
5094     return i_duration;
5095 }
5096
5097 void virtual_segment_c::LoadCues( )
5098 {
5099     for ( size_t i=0; i<linked_segments.size(); i++ )
5100     {
5101         linked_segments[i]->LoadCues();
5102     }
5103 }
5104
5105 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5106 {
5107     if ( p_UID == NULL )
5108         return;
5109     if ( p_UID->GetBuffer() == NULL )
5110         return;
5111
5112     for (size_t i=0; i<linked_uids.size(); i++)
5113     {
5114         if ( *p_UID == linked_uids[i] )
5115             return;
5116     }
5117     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5118 }
5119
5120 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5121 {
5122     KaxBlock    *block;
5123     int         i_track_skipping;
5124     int64_t     i_block_duration;
5125     int64_t     i_block_ref1;
5126     int64_t     i_block_ref2;
5127     size_t      i_track;
5128     int64_t     i_seek_position = i_start_pos;
5129     int64_t     i_seek_time = i_start_time;
5130
5131     if ( i_index > 0 )
5132     {
5133         int i_idx = 0;
5134
5135         for( ; i_idx < i_index; i_idx++ )
5136         {
5137             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5138             {
5139                 break;
5140             }
5141         }
5142
5143         if( i_idx > 0 )
5144         {
5145             i_idx--;
5146         }
5147
5148         i_seek_position = p_indexes[i_idx].i_position;
5149         i_seek_time = p_indexes[i_idx].i_time;
5150     }
5151
5152     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5153                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5154
5155     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5156
5157     delete ep;
5158     ep = new EbmlParser( &es, segment, &sys.demuxer );
5159     cluster = NULL;
5160
5161     sys.i_start_pts = i_date;
5162
5163     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5164
5165     /* now parse until key frame */
5166     i_track_skipping = 0;
5167     for( i_track = 0; i_track < tracks.size(); i_track++ )
5168     {
5169         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5170         {
5171             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5172             i_track_skipping++;
5173         }
5174         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5175     }
5176
5177
5178     while( i_track_skipping > 0 )
5179     {
5180         if( BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5181         {
5182             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5183
5184             return;
5185         }
5186
5187         for( i_track = 0; i_track < tracks.size(); i_track++ )
5188         {
5189             if( tracks[i_track]->i_number == block->TrackNum() )
5190             {
5191                 break;
5192             }
5193         }
5194
5195         sys.i_pts = sys.i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
5196
5197         if( i_track < tracks.size() )
5198         {
5199             if( sys.i_pts >= sys.i_start_pts )
5200             {
5201                 BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5202                 i_track_skipping = 0;
5203             }
5204             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5205             {
5206                 if( i_block_ref1 == -1 && tracks[i_track]->b_search_keyframe )
5207                 {
5208                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5209                     i_track_skipping--;
5210                 }
5211                 if( !tracks[i_track]->b_search_keyframe )
5212                 {
5213                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5214                 }
5215             }
5216         }
5217
5218         delete block;
5219     }
5220 }
5221
5222 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5223 {
5224     demux_sys_t *p_sys = demuxer.p_sys;
5225     size_t i;
5226
5227     // find the actual time for an ordered edition
5228     if ( psz_chapter == NULL )
5229     {
5230         if ( Edition() && Edition()->b_ordered )
5231         {
5232             /* 1st, we need to know in which chapter we are */
5233             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date );
5234         }
5235     }
5236
5237     if ( psz_chapter != NULL )
5238     {
5239         psz_current_chapter = psz_chapter;
5240         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5241         if ( psz_chapter->i_seekpoint_num > 0 )
5242         {
5243             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5244             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5245             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5246         }
5247     }
5248
5249     // find the best matching segment
5250     for ( i=0; i<linked_segments.size(); i++ )
5251     {
5252         if ( i_date < linked_segments[i]->i_start_time )
5253             break;
5254     }
5255
5256     if ( i > 0 )
5257         i--;
5258
5259     if ( i_current_segment != i  )
5260     {
5261         linked_segments[i_current_segment]->UnSelect();
5262         linked_segments[i]->Select( i_date );
5263         i_current_segment = i;
5264     }
5265
5266     linked_segments[i]->Seek( i_date, i_time_offset );
5267 }
5268
5269 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5270 {
5271     size_t i;
5272
5273     uint32 codec_time = uint32(-1);
5274     for( i = 0; i < command.ListSize(); i++ )
5275     {
5276         const EbmlElement *k = command[i];
5277
5278         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5279         {
5280             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5281             break;
5282         }
5283     }
5284
5285     for( i = 0; i < command.ListSize(); i++ )
5286     {
5287         const EbmlElement *k = command[i];
5288
5289         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5290         {
5291             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5292             switch ( codec_time )
5293             {
5294             case 0:
5295                 during_cmds.push_back( p_data );
5296                 break;
5297             case 1:
5298                 enter_cmds.push_back( p_data );
5299                 break;
5300             case 2:
5301                 leave_cmds.push_back( p_data );
5302                 break;
5303             default:
5304                 delete p_data;
5305             }
5306         }
5307     }
5308 }
5309
5310 bool chapter_item_c::Enter( bool b_do_subs )
5311 {
5312     bool f_result = false;
5313     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5314     while ( index != codecs.end() )
5315     {
5316         f_result |= (*index)->Enter();
5317         index++;
5318     }
5319
5320     if ( b_do_subs )
5321     {
5322         // sub chapters
5323         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5324         while ( index_ != sub_chapters.end() )
5325         {
5326             f_result |= (*index_)->Enter( true );
5327             index_++;
5328         }
5329     }
5330     return f_result;
5331 }
5332
5333 bool chapter_item_c::Leave( bool b_do_subs )
5334 {
5335     bool f_result = false;
5336     b_is_leaving = true;
5337     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5338     while ( index != codecs.end() )
5339     {
5340         f_result |= (*index)->Leave();
5341         index++;
5342     }
5343
5344     if ( b_do_subs )
5345     {
5346         // sub chapters
5347         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5348         while ( index_ != sub_chapters.end() )
5349         {
5350             f_result |= (*index_)->Leave( true );
5351             index_++;
5352         }
5353     }
5354     b_is_leaving = false;
5355     return f_result;
5356 }
5357
5358 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item )
5359 {
5360     chapter_item_c *p_common_parent = p_item;
5361
5362     // leave, up to a common parent
5363     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5364     {
5365         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5366             return true;
5367         p_common_parent = p_common_parent->psz_parent;
5368     }
5369
5370     // enter from the parent to <this>
5371     if ( p_common_parent != NULL )
5372     {
5373         do
5374         {
5375             if ( p_common_parent == this )
5376                 return Enter( true );
5377
5378             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5379             {
5380                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5381                 {
5382                     p_common_parent = p_common_parent->sub_chapters[i];
5383                     if ( p_common_parent != this )
5384                         if ( p_common_parent->Enter( false ) )
5385                             return true;
5386
5387                     break;
5388                 }
5389             }
5390         } while ( 1 );
5391     }
5392
5393     return Enter( true );
5394 }
5395
5396 bool dvd_chapter_codec_c::Enter()
5397 {
5398     bool f_result = false;
5399     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5400     while ( index != enter_cmds.end() )
5401     {
5402         if ( (*index)->GetSize() )
5403         {
5404             binary *p_data = (*index)->GetBuffer();
5405             size_t i_size = *p_data++;
5406             // avoid reading too much from the buffer
5407             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5408             for ( ; i_size > 0; i_size--, p_data += 8 )
5409             {
5410                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5411                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5412             }
5413         }
5414         index++;
5415     }
5416     return f_result;
5417 }
5418
5419 bool dvd_chapter_codec_c::Leave()
5420 {
5421     bool f_result = false;
5422     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5423     while ( index != leave_cmds.end() )
5424     {
5425         if ( (*index)->GetSize() )
5426         {
5427             binary *p_data = (*index)->GetBuffer();
5428             size_t i_size = *p_data++;
5429             // avoid reading too much from the buffer
5430             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5431             for ( ; i_size > 0; i_size--, p_data += 8 )
5432             {
5433                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5434                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5435             }
5436         }
5437         index++;
5438     }
5439     return f_result;
5440 }
5441
5442 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5443 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5444 {
5445     if ( i_size != 8 )
5446         return false;
5447
5448     virtual_segment_c *p_segment;
5449     chapter_item_c *p_chapter;
5450     bool f_result = false;
5451     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5452
5453     // handle register tests if there are some
5454     if ( (i_command & 0xF0) != 0 )
5455     {
5456         bool b_test_positive = (i_command & CMD_DVD_IF_NOT) == 0;
5457         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5458         uint8 i_test = i_command & 0x70;
5459         uint16 i_value;
5460
5461         if ( b_test_value )
5462             i_value = ( p_command[4] << 8 ) + p_command[5];
5463         else
5464             i_value = GetPRM( p_command[7] );
5465
5466         switch ( i_test )
5467         {
5468         case CMD_DVD_IF_GPREG_EQUAL:
5469             // if equals
5470             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5471             if (!( GetPRM( p_command[3] ) == i_value ))
5472             {
5473                 b_test_positive = !b_test_positive;
5474             }
5475             break;
5476         case CMD_DVD_IF_GPREG_INF:
5477             // if inferior
5478             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5479             if (!( GetPRM( p_command[3] ) < i_value ))
5480             {
5481                 b_test_positive = !b_test_positive;
5482             }
5483             break;
5484         case CMD_DVD_IF_GPREG_AND:
5485             // if logical and
5486             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5487             if (!( GetPRM( p_command[3] ) & i_value ))
5488             {
5489                 b_test_positive = !b_test_positive;
5490             }
5491             break;
5492         case CMD_DVD_IF_GPREG_SUP_EQUAL:
5493             // if superior or equal
5494             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5495             if (!( GetPRM( p_command[3] ) >= i_value ))
5496             {
5497                 b_test_positive = !b_test_positive;
5498             }
5499             break;
5500         }
5501
5502         if ( !b_test_positive )
5503             return false;
5504     }
5505
5506     // strip the test command
5507     i_command &= 0xFF0F;
5508
5509     switch ( i_command )
5510     {
5511     case CMD_DVD_NOP:
5512     case CMD_DVD_NOP2:
5513         {
5514             msg_Dbg( &sys.demuxer, "NOP" );
5515             break;
5516         }
5517     case CMD_DVD_BREAK:
5518         {
5519             msg_Dbg( &sys.demuxer, "Break" );
5520             // TODO
5521             break;
5522         }
5523     case CMD_DVD_JUMP_TT:
5524         {
5525             uint8 i_title = p_command[5];
5526             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
5527
5528             // find in the ChapProcessPrivate matching this Title level
5529             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
5530             if ( p_chapter != NULL )
5531             {
5532                 // if the segment is not part of the current segment, select the new one
5533                 if ( p_segment != sys.p_current_segment )
5534                 {
5535                     sys.PreparePlayback( p_segment );
5536                 }
5537
5538                 // jump to the location in the found segment
5539                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, NULL );
5540                 p_chapter->Enter( true );
5541
5542                 f_result = true;
5543             }
5544
5545             break;
5546         }
5547     case CMD_DVD_CALLSS_VTSM1:
5548         {
5549             msg_Dbg( &sys.demuxer, "CallSS VTSM" );
5550             switch( (p_command[6] & 0xC0) >> 6 ) {
5551                 case 0:
5552                     switch ( p_command[5] )
5553                     {
5554                     case 0x00:
5555                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[5]);
5556                         break;
5557                     case 0x82:
5558                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[5]);
5559                         break;
5560                     case 0x83:
5561                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[5]);
5562                         break;
5563                     case 0x84:
5564                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[5]);
5565                         break;
5566                     case 0x85:
5567                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[5]);
5568                         break;
5569                     case 0x86:
5570                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[5]);
5571                         break;
5572                     case 0x87:
5573                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[5]);
5574                         break;
5575                     default:
5576                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[5]);
5577                         break;
5578                     }
5579                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_command[5], 1, p_segment );
5580                     if ( p_chapter != NULL )
5581                     {
5582                         // if the segment is not part of the current segment, select the new one
5583                         if ( p_segment != sys.p_current_segment )
5584                         {
5585                             sys.PreparePlayback( p_segment );
5586                         }
5587
5588                         p_chapter->Enter( true );
5589
5590                         // jump to the location in the found segment
5591                         p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5592                         f_result = true;
5593                     }
5594                 break;
5595                 case 1:
5596                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5597                 break;
5598                 case 2:
5599                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5600                 break;
5601                 case 3:
5602                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[3] << 8) + p_command[4], p_command[5]);
5603                 break;
5604             }
5605             break;
5606         }
5607     case CMD_DVD_JUMPVTS_PTT:
5608         {
5609             uint8 i_title = p_command[5];
5610             uint8 i_ptt = p_command[3];
5611
5612             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
5613
5614             // find the current VTS content segment
5615             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
5616             if ( p_chapter != NULL )
5617             {
5618                 int16 i_curr_title = p_chapter->GetTitleNumber( );
5619                 if ( i_curr_title > 0 )
5620                 {
5621                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
5622
5623                     if ( p_chapter != NULL )
5624                     {
5625                         // find the title in the VTS
5626                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
5627                         if ( p_chapter != NULL )
5628                         {
5629                             // find the chapter in the title
5630                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
5631                             if ( p_chapter != NULL )
5632                             {
5633                                 // if the segment is not part of the current segment, select the new one
5634                                 if ( p_segment != sys.p_current_segment )
5635                                 {
5636                                     sys.PreparePlayback( p_segment );
5637                                 }
5638
5639                                 p_chapter->Enter( true );
5640
5641                                 // jump to the location in the found segment
5642                                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5643                                 f_result = true;
5644                             }
5645                         }
5646                     else
5647                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
5648                     }
5649                     else
5650                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
5651                 }
5652                 else
5653                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
5654             }
5655             else
5656                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
5657             break;
5658         }
5659     case CMD_DVD_SET_GPRMMD:
5660         {
5661             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
5662
5663             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
5664                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
5665             break;
5666         }
5667     case CMD_DVD_LINKPGCN:
5668         {
5669             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
5670
5671             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
5672             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
5673             if ( p_chapter != NULL )
5674             {
5675                 p_chapter->Enter( true );
5676
5677                 // jump to the location in the found segment
5678                 sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5679                 f_result = true;
5680             }
5681             break;
5682         }
5683     case CMD_DVD_LINKCN:
5684         {
5685             uint8 i_cn = p_command[7];
5686
5687             p_chapter = sys.p_current_segment->CurrentChapter();
5688
5689             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
5690             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
5691             if ( p_chapter != NULL )
5692             {
5693                 p_chapter->Enter( true );
5694
5695                 // jump to the location in the found segment
5696                 sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5697                 f_result = true;
5698             }
5699             break;
5700         }
5701     case CMD_DVD_GOTO_LINE:
5702         {
5703             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
5704             // TODO
5705             break;
5706         }
5707     default:
5708         {
5709             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
5710                      ,p_command[0]
5711                      ,p_command[1]
5712                      ,p_command[2]
5713                      ,p_command[3]
5714                      ,p_command[4]
5715                      ,p_command[5]
5716                      ,p_command[6]
5717                      ,p_command[7]);
5718             break;
5719         }
5720     }
5721
5722     return f_result;
5723 }
5724
5725 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5726 {
5727     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
5728 }
5729
5730 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5731 {
5732     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5733         return false;
5734
5735     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
5736         return false;
5737
5738     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
5739     uint16 i_title = *(uint16*)p_cookie;
5740
5741     return (i_gtitle == i_title);
5742 }
5743
5744 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5745 {
5746     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5747         return false;
5748
5749     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
5750         return false;
5751
5752     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
5753     uint8 i_title = *(uint8*)p_cookie;
5754
5755     return (i_gtitle == i_title);
5756 }
5757
5758 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5759 {
5760     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
5761         return false;
5762
5763     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5764         return false;
5765
5766     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3];
5767     uint8 i_pgc = *(uint8*)p_cookie;
5768
5769     return (i_pgc_type == i_pgc);
5770 }
5771
5772 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5773 {
5774     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
5775         return false;
5776
5777     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5778         return false;
5779
5780     uint16 *i_pgc_n = (uint16 *)p_cookie;
5781     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
5782
5783     return (i_pgc_num == *i_pgc_n);
5784 }
5785
5786 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5787 {
5788     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
5789         return false;
5790
5791     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
5792         return false;
5793
5794     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
5795     uint8 i_ptt = *(uint8*)p_cookie;
5796
5797     return (i_chapter == i_ptt);
5798 }
5799
5800 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5801 {
5802     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
5803         return false;
5804
5805     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
5806         return false;
5807
5808     uint8 *i_cell_n = (uint8 *)p_cookie;
5809     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
5810
5811     return (i_cell_num == *i_cell_n);
5812 }
5813
5814 bool matroska_script_codec_c::Enter()
5815 {
5816     bool f_result = false;
5817     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5818     while ( index != enter_cmds.end() )
5819     {
5820         if ( (*index)->GetSize() )
5821         {
5822             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
5823             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
5824         }
5825         index++;
5826     }
5827     return f_result;
5828 }
5829
5830 bool matroska_script_codec_c::Leave()
5831 {
5832     bool f_result = false;
5833     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5834     while ( index != leave_cmds.end() )
5835     {
5836         if ( (*index)->GetSize() )
5837         {
5838             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
5839             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
5840         }
5841         index++;
5842     }
5843     return f_result;
5844 }
5845
5846 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
5847 //  for a description of existing commands
5848 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5849 {
5850     bool b_result = false;
5851
5852     char *psz_str = (char*) malloc( i_size + 1 );
5853     memcpy( psz_str, p_command, i_size );
5854     psz_str[ i_size ] = '\0';
5855
5856     std::string sz_command = psz_str;
5857     free( psz_str );
5858
5859     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
5860
5861 #if defined(__GNUC__) && (__GNUC__ < 3)
5862     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
5863 #else
5864     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
5865 #endif
5866     {
5867         size_t i,j;
5868
5869         // find the (
5870         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
5871         {
5872             if ( sz_command[i] == '(' )
5873             {
5874                 i++;
5875                 break;
5876             }
5877         }
5878         // find the )
5879         for ( j=i; j<sz_command.size(); j++)
5880         {
5881             if ( sz_command[j] == ')' )
5882             {
5883                 i--;
5884                 break;
5885             }
5886         }
5887
5888         std::string st = sz_command.substr( i+1, j-i-1 );
5889         int64_t i_chapter_uid = atoi( st.c_str() );
5890
5891         virtual_segment_c *p_segment;
5892         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
5893
5894         if ( p_chapter == NULL )
5895             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
5896         else
5897         {
5898             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
5899                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5900             b_result = true;
5901         }
5902     }
5903
5904     return b_result;
5905 }
5906
5907 void demux_sys_t::SwapButtons()
5908 {
5909 #ifndef WORDS_BIGENDIAN
5910     uint8_t button, i, j;
5911
5912     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
5913         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
5914         binary *p_data = (binary*) button_ptr;
5915
5916         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
5917         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
5918         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
5919         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
5920         button_ptr->x_start = i_x_start;
5921         button_ptr->x_end   = i_x_end;
5922         button_ptr->y_start = i_y_start;
5923         button_ptr->y_end   = i_y_end;
5924
5925     }
5926     for ( i = 0; i<3; i++ )
5927     {
5928         for ( j = 0; j<2; j++ )
5929         {
5930             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
5931         }
5932     }
5933 #endif
5934 }