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

   1 /*****************************************************************************
   2  * mkv.cpp : matroska demuxer
   3  *****************************************************************************
   4  * Copyright (C) 2003-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *          Steve Lhomme <steve.lhomme@free.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, 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
  37 #include <vlc_codecs.h>               /* BITMAPINFOHEADER, WAVEFORMATEX */
  38 #include "iso_lang.h"
  39 #include "vlc_meta.h"
  40 #include <vlc_charset.h>
  41 #include <vlc_input.h>
  42 #include <vlc_demux.h>
  43
  44 #include <iostream>
  45 #include <cassert>
  46 #include <typeinfo>
  47 #include <string>
  48 #include <vector>
  49 #include <algorithm>
  50
  51 #ifdef HAVE_DIRENT_H
  52 #   include <dirent.h>
  53 #endif
  54
  55 /* libebml and matroska */
  56 #include "ebml/EbmlHead.h"
  57 #include "ebml/EbmlSubHead.h"
  58 #include "ebml/EbmlStream.h"
  59 #include "ebml/EbmlContexts.h"
  60 #include "ebml/EbmlVoid.h"
  61 #include "ebml/EbmlVersion.h"
  62 #include "ebml/StdIOCallback.h"
  63
  64 #include "matroska/KaxAttachments.h"
  65 #include "matroska/KaxBlock.h"
  66 #include "matroska/KaxBlockData.h"
  67 #include "matroska/KaxChapters.h"
  68 #include "matroska/KaxCluster.h"
  69 #include "matroska/KaxClusterData.h"
  70 #include "matroska/KaxContexts.h"
  71 #include "matroska/KaxCues.h"
  72 #include "matroska/KaxCuesData.h"
  73 #include "matroska/KaxInfo.h"
  74 #include "matroska/KaxInfoData.h"
  75 #include "matroska/KaxSeekHead.h"
  76 #include "matroska/KaxSegment.h"
  77 #include "matroska/KaxTag.h"
  78 #include "matroska/KaxTags.h"
  79 #include "matroska/KaxTagMulti.h"
  80 #include "matroska/KaxTracks.h"
  81 #include "matroska/KaxTrackAudio.h"
  82 #include "matroska/KaxTrackVideo.h"
  83 #include "matroska/KaxTrackEntryData.h"
  84 #include "matroska/KaxContentEncoding.h"
  85 #include "matroska/KaxVersion.h"
  86
  87 #include "ebml/StdIOCallback.h"
  88
  89 #if LIBMATROSKA_VERSION < 0x000706
  90 START_LIBMATROSKA_NAMESPACE
  91 extern const EbmlSemanticContext MATROSKA_DLL_API KaxMatroska_Context;
  92 END_LIBMATROSKA_NAMESPACE
  93 #endif
  94
  95 #include "vlc_keys.h"
  96
  97 extern "C" {
  98    #include "mp4/libmp4.h"
  99 }
 100 #ifdef HAVE_ZLIB_H
 101 #   include <zlib.h>
 102 #endif
 103
 104 #define MATROSKA_COMPRESSION_NONE  -1
 105 #define MATROSKA_COMPRESSION_ZLIB   0
 106 #define MATROSKA_COMPRESSION_BLIB   1
 107 #define MATROSKA_COMPRESSION_LZOX   2
 108 #define MATROSKA_COMPRESSION_HEADER 3
 109
 110 #define MKVD_TIMECODESCALE 1000000
 111
 112 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 113 #undef ATTRIBUTE_PACKED
 114 #undef PRAGMA_PACK_BEGIN
 115 #undef PRAGMA_PACK_END
 116
 117 #if defined(__GNUC__)
 118 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 119 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 120 #define PRAGMA_PACK 0
 121 #endif
 122 #endif
 123
 124 #if !defined(ATTRIBUTE_PACKED)
 125 #define ATTRIBUTE_PACKED
 126 #define PRAGMA_PACK 1
 127 #endif
 128
 129 #if PRAGMA_PACK
 130 #pragma pack(1)
 131 #endif
 132
 133 /*************************************
 134 *  taken from libdvdnav / libdvdread
 135 **************************************/
 136
 137 /**
 138  * DVD Time Information.
 139  */
 140 typedef struct {
 141   uint8_t hour;
 142   uint8_t minute;
 143   uint8_t second;
 144   uint8_t frame_u; /* The two high bits are the frame rate. */
 145 } ATTRIBUTE_PACKED dvd_time_t;
 146
 147 /**
 148  * User Operations.
 149  */
 150 typedef struct {
 151 #ifdef WORDS_BIGENDIAN
 152   unsigned char zero                           : 7; /* 25-31 */
 153   unsigned char video_pres_mode_change         : 1; /* 24 */
 154
 155   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 156   unsigned char angle_change                   : 1;
 157   unsigned char subpic_stream_change           : 1;
 158   unsigned char audio_stream_change            : 1;
 159   unsigned char pause_on                       : 1;
 160   unsigned char still_off                      : 1;
 161   unsigned char button_select_or_activate      : 1;
 162   unsigned char resume                         : 1; /* 16 */
 163
 164   unsigned char chapter_menu_call              : 1; /* 15 */
 165   unsigned char angle_menu_call                : 1;
 166   unsigned char audio_menu_call                : 1;
 167   unsigned char subpic_menu_call               : 1;
 168   unsigned char root_menu_call                 : 1;
 169   unsigned char title_menu_call                : 1;
 170   unsigned char backward_scan                  : 1;
 171   unsigned char forward_scan                   : 1; /* 8 */
 172
 173   unsigned char next_pg_search                 : 1; /* 7 */
 174   unsigned char prev_or_top_pg_search          : 1;
 175   unsigned char time_or_chapter_search         : 1;
 176   unsigned char go_up                          : 1;
 177   unsigned char stop                           : 1;
 178   unsigned char title_play                     : 1;
 179   unsigned char chapter_search_or_play         : 1;
 180   unsigned char title_or_time_play             : 1; /* 0 */
 181 #else
 182   unsigned char video_pres_mode_change         : 1; /* 24 */
 183   unsigned char zero                           : 7; /* 25-31 */
 184
 185   unsigned char resume                         : 1; /* 16 */
 186   unsigned char button_select_or_activate      : 1;
 187   unsigned char still_off                      : 1;
 188   unsigned char pause_on                       : 1;
 189   unsigned char audio_stream_change            : 1;
 190   unsigned char subpic_stream_change           : 1;
 191   unsigned char angle_change                   : 1;
 192   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 193
 194   unsigned char forward_scan                   : 1; /* 8 */
 195   unsigned char backward_scan                  : 1;
 196   unsigned char title_menu_call                : 1;
 197   unsigned char root_menu_call                 : 1;
 198   unsigned char subpic_menu_call               : 1;
 199   unsigned char audio_menu_call                : 1;
 200   unsigned char angle_menu_call                : 1;
 201   unsigned char chapter_menu_call              : 1; /* 15 */
 202
 203   unsigned char title_or_time_play             : 1; /* 0 */
 204   unsigned char chapter_search_or_play         : 1;
 205   unsigned char title_play                     : 1;
 206   unsigned char stop                           : 1;
 207   unsigned char go_up                          : 1;
 208   unsigned char time_or_chapter_search         : 1;
 209   unsigned char prev_or_top_pg_search          : 1;
 210   unsigned char next_pg_search                 : 1; /* 7 */
 211 #endif
 212 } ATTRIBUTE_PACKED user_ops_t;
 213
 214 /**
 215  * Type to store per-command data.
 216  */
 217 typedef struct {
 218   uint8_t bytes[8];
 219 } ATTRIBUTE_PACKED vm_cmd_t;
 220 #define COMMAND_DATA_SIZE 8
 221
 222 /**
 223  * PCI General Information
 224  */
 225 typedef struct {
 226   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 227   uint16_t vobu_cat;        /**< 'category' of vobu */
 228   uint16_t zero1;           /**< reserved */
 229   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 230   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 231   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 232   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 233   dvd_time_t e_eltm;        /**< Cell elapsed time */
 234   char vobu_isrc[32];
 235 } ATTRIBUTE_PACKED pci_gi_t;
 236
 237 /**
 238  * Non Seamless Angle Information
 239  */
 240 typedef struct {
 241   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 242 } ATTRIBUTE_PACKED nsml_agli_t;
 243
 244 /**
 245  * Highlight General Information
 246  *
 247  * For btngrX_dsp_ty the bits have the following meaning:
 248  * 000b: normal 4/3 only buttons
 249  * XX1b: wide (16/9) buttons
 250  * X1Xb: letterbox buttons
 251  * 1XXb: pan&scan buttons
 252  */
 253 typedef struct {
 254   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 255   uint32_t hli_s_ptm;              /**< start ptm of hli */
 256   uint32_t hli_e_ptm;              /**< end ptm of hli */
 257   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 258 #ifdef WORDS_BIGENDIAN
 259   unsigned char zero1 : 2;          /**< reserved */
 260   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 261   unsigned char zero2 : 1;          /**< reserved */
 262   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 263   unsigned char zero3 : 1;          /**< reserved */
 264   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 265   unsigned char zero4 : 1;          /**< reserved */
 266   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 267 #else
 268   unsigned char btngr1_dsp_ty : 3;
 269   unsigned char zero2 : 1;
 270   unsigned char btngr_ns : 2;
 271   unsigned char zero1 : 2;
 272   unsigned char btngr3_dsp_ty : 3;
 273   unsigned char zero4 : 1;
 274   unsigned char btngr2_dsp_ty : 3;
 275   unsigned char zero3 : 1;
 276 #endif
 277   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 278   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 279   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 280   uint8_t zero5;       /**< reserved */
 281   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 282   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 283 } ATTRIBUTE_PACKED hl_gi_t;
 284
 285
 286 /**
 287  * Button Color Information Table
 288  * Each entry beeing a 32bit word that contains the color indexs and alpha
 289  * values to use.  They are all represented by 4 bit number and stored
 290  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 291  * that the indexes reference is in the PGC.
 292  * \todo split the uint32_t into a struct
 293  */
 294 typedef struct {
 295   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 296 } ATTRIBUTE_PACKED btn_colit_t;
 297
 298 /**
 299  * Button Information
 300  *
 301  * NOTE: I've had to change the structure from the disk layout to get
 302  * the packing to work with Sun's Forte C compiler.
 303  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 304  */
 305 typedef struct {
 306 #ifdef WORDS_BIGENDIAN
 307   uint32        btn_coln         : 2;  /**< button color number */
 308   uint32        x_start          : 10; /**< x start offset within the overlay */
 309   uint32        zero1            : 2;  /**< reserved */
 310   uint32        x_end            : 10; /**< x end offset within the overlay */
 311
 312   uint32        zero3            : 2;  /**< reserved */
 313   uint32        up               : 6;  /**< button index when pressing up */
 314
 315   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 316   uint32        y_start          : 10; /**< y start offset within the overlay */
 317   uint32        zero2            : 2;  /**< reserved */
 318   uint32        y_end            : 10; /**< y end offset within the overlay */
 319
 320   uint32        zero4            : 2;  /**< reserved */
 321   uint32        down             : 6;  /**< button index when pressing down */
 322   unsigned char zero5            : 2;  /**< reserved */
 323   unsigned char left             : 6;  /**< button index when pressing left */
 324   unsigned char zero6            : 2;  /**< reserved */
 325   unsigned char right            : 6;  /**< button index when pressing right */
 326 #else
 327   uint32        x_end            : 10;
 328   uint32        zero1            : 2;
 329   uint32        x_start          : 10;
 330   uint32        btn_coln         : 2;
 331
 332   uint32        up               : 6;
 333   uint32        zero3            : 2;
 334
 335   uint32        y_end            : 10;
 336   uint32        zero2            : 2;
 337   uint32        y_start          : 10;
 338   uint32        auto_action_mode : 2;
 339
 340   uint32        down             : 6;
 341   uint32        zero4            : 2;
 342   unsigned char left             : 6;
 343   unsigned char zero5            : 2;
 344   unsigned char right            : 6;
 345   unsigned char zero6            : 2;
 346 #endif
 347   vm_cmd_t cmd;
 348 } ATTRIBUTE_PACKED btni_t;
 349
 350 /**
 351  * Highlight Information
 352  */
 353 typedef struct {
 354   hl_gi_t     hl_gi;
 355   btn_colit_t btn_colit;
 356   btni_t      btnit[36];
 357 } ATTRIBUTE_PACKED hli_t;
 358
 359 /**
 360  * PCI packet
 361  */
 362 typedef struct {
 363   pci_gi_t    pci_gi;
 364   nsml_agli_t nsml_agli;
 365   hli_t       hli;
 366   uint8_t     zero1[189];
 367 } ATTRIBUTE_PACKED pci_t;
 368
 369
 370 #if PRAGMA_PACK
 371 #pragma pack()
 372 #endif
 373 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 374
 375
 376 /**
 377  * What's between a directory and a filename?
 378  */
 379 #if defined( WIN32 )
 380     #define DIRECTORY_SEPARATOR '\\'
 381 #else
 382     #define DIRECTORY_SEPARATOR '/'
 383 #endif
 384
 385 using namespace LIBMATROSKA_NAMESPACE;
 386 using namespace std;
 387
 388 /*****************************************************************************
 389  * Module descriptor
 390  *****************************************************************************/
 391 static int  Open ( vlc_object_t * );
 392 static void Close( vlc_object_t * );
 393
 394 vlc_module_begin();
 395     set_shortname( "Matroska" );
 396     set_description( _("Matroska stream demuxer" ) );
 397     set_capability( "demux2", 50 );
 398     set_callbacks( Open, Close );
 399     set_category( CAT_INPUT );
 400     set_subcategory( SUBCAT_INPUT_DEMUX );
 401
 402     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 403             N_("Ordered chapters"),
 404             N_("Play ordered chapters as specified in the segment."), VLC_TRUE );
 405
 406     add_bool( "mkv-use-chapter-codec", 1, NULL,
 407             N_("Chapter codecs"),
 408             N_("Use chapter codecs found in the segment."), VLC_TRUE );
 409
 410     add_bool( "mkv-preload-local-dir", 1, NULL,
 411             N_("Preload Directory"),
 412             N_("Preload matroska files from the same family in the same directory (not good for broken files)."), VLC_TRUE );
 413
 414     add_bool( "mkv-seek-percent", 0, NULL,
 415             N_("Seek based on percent not time"),
 416             N_("Seek based on percent not time."), VLC_TRUE );
 417
 418     add_bool( "mkv-use-dummy", 0, NULL,
 419             N_("Dummy Elements"),
 420             N_("Read and discard unknown EBML elements (not good for broken files)."), VLC_TRUE );
 421
 422     add_shortcut( "mka" );
 423     add_shortcut( "mkv" );
 424 vlc_module_end();
 425
 426 /*****************************************************************************
 427  * Local prototypes
 428  *****************************************************************************/
 429 #ifdef HAVE_ZLIB_H
 430 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 431     int result, dstsize, n;
 432     unsigned char *dst;
 433     block_t *p_block;
 434     z_stream d_stream;
 435
 436     d_stream.zalloc = (alloc_func)0;
 437     d_stream.zfree = (free_func)0;
 438     d_stream.opaque = (voidpf)0;
 439     result = inflateInit(&d_stream);
 440     if( result != Z_OK )
 441     {
 442         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 443         return NULL;
 444     }
 445
 446     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 447     d_stream.avail_in = p_in_block->i_buffer;
 448     n = 0;
 449     p_block = block_New( p_this, 0 );
 450     dst = NULL;
 451     do
 452     {
 453         n++;
 454         p_block = block_Realloc( p_block, 0, n * 1000 );
 455         dst = (unsigned char *)p_block->p_buffer;
 456         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 457         d_stream.avail_out = 1000;
 458         result = inflate(&d_stream, Z_NO_FLUSH);
 459         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 460         {
 461             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 462             return NULL;
 463         }
 464     }
 465     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 466            ( result != Z_STREAM_END ) );
 467
 468     dstsize = d_stream.total_out;
 469     inflateEnd( &d_stream );
 470
 471     p_block = block_Realloc( p_block, 0, dstsize );
 472     p_block->i_buffer = dstsize;
 473     block_Release( p_in_block );
 474
 475     return p_block;
 476 }
 477 #endif
 478
 479 /**
 480  * Helper function to print the mkv parse tree
 481  */
 482 static void MkvTree( demux_t & demuxer, int i_level, const char *psz_format, ... )
 483 {
 484     va_list args;
 485     if( i_level > 9 )
 486     {
 487         msg_Err( &demuxer, "too deep tree" );
 488         return;
 489     }
 490     va_start( args, psz_format );
 491     static const char psz_foo[] = "|   |   |   |   |   |   |   |   |   |";
 492     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 493     strncpy( psz_foo2, psz_foo, 4 * i_level );
 494     psz_foo2[ 4 * i_level ] = '+';
 495     psz_foo2[ 4 * i_level + 1 ] = ' ';
 496     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 497     __msg_GenericVa( VLC_OBJECT(&demuxer), MSG_QUEUE_NORMAL, VLC_MSG_DBG, "mkv", psz_foo2, args );
 498     free( psz_foo2 );
 499     va_end( args );
 500 }
 501
 502 /*****************************************************************************
 503  * Stream managment
 504  *****************************************************************************/
 505 class vlc_stream_io_callback: public IOCallback
 506 {
 507   private:
 508     stream_t       *s;
 509     vlc_bool_t     mb_eof;
 510     vlc_bool_t     b_owner;
 511
 512   public:
 513     vlc_stream_io_callback( stream_t *, vlc_bool_t );
 514
 515     virtual ~vlc_stream_io_callback()
 516     {
 517         if( b_owner )
 518             stream_Delete( s );
 519     }
 520
 521     virtual uint32   read            ( void *p_buffer, size_t i_size);
 522     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 523     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 524     virtual uint64   getFilePointer  ( void );
 525     virtual void     close           ( void );
 526 };
 527
 528 /*****************************************************************************
 529  * Ebml Stream parser
 530  *****************************************************************************/
 531 class EbmlParser
 532 {
 533   public:
 534     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 535     virtual ~EbmlParser( void );
 536
 537     void Up( void );
 538     void Down( void );
 539     void Reset( demux_t *p_demux );
 540     EbmlElement *Get( void );
 541     void        Keep( void );
 542     EbmlElement *UnGet( uint64 i_block_pos, uint64 i_cluster_pos );
 543
 544     int GetLevel( void );
 545
 546   private:
 547     EbmlStream  *m_es;
 548     int         mi_level;
 549     EbmlElement *m_el[10];
 550     int64_t      mi_remain_size[10];
 551
 552     EbmlElement *m_got;
 553
 554     int         mi_user_level;
 555     vlc_bool_t  mb_keep;
 556     vlc_bool_t  mb_dummy;
 557 };
 558
 559
 560 /*****************************************************************************
 561  * Some functions to manipulate memory
 562  *****************************************************************************/
 563 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 564 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 565 {
 566     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 567 }
 568
 569 /*****************************************************************************
 570  * definitions of structures and functions used by this plugins
 571  *****************************************************************************/
 572 typedef struct
 573 {
 574 //    ~mkv_track_t();
 575
 576     vlc_bool_t   b_default;
 577     vlc_bool_t   b_enabled;
 578     unsigned int i_number;
 579
 580     int          i_extra_data;
 581     uint8_t      *p_extra_data;
 582
 583     char         *psz_codec;
 584
 585     uint64_t     i_default_duration;
 586     float        f_timecodescale;
 587     mtime_t      i_last_dts;
 588
 589     /* video */
 590     es_format_t fmt;
 591     float       f_fps;
 592     es_out_id_t *p_es;
 593
 594     /* audio */
 595     unsigned int i_original_rate;
 596
 597     vlc_bool_t      b_inited;
 598     /* data to be send first */
 599     int             i_data_init;
 600     uint8_t         *p_data_init;
 601
 602     /* hack : it's for seek */
 603     vlc_bool_t      b_search_keyframe;
 604     vlc_bool_t      b_silent;
 605
 606     /* informative */
 607     const char   *psz_codec_name;
 608     const char   *psz_codec_settings;
 609     const char   *psz_codec_info_url;
 610     const char   *psz_codec_download_url;
 611
 612     /* encryption/compression */
 613     int                    i_compression_type;
 614     KaxContentCompSettings *p_compression_data;
 615
 616 } mkv_track_t;
 617
 618 typedef struct
 619 {
 620     int     i_track;
 621     int     i_block_number;
 622
 623     int64_t i_position;
 624     int64_t i_time;
 625
 626     vlc_bool_t b_key;
 627 } mkv_index_t;
 628
 629 class demux_sys_t;
 630
 631 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 632 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 633 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 634 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 635 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 636 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 637 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 638
 639 class chapter_codec_cmds_c
 640 {
 641 public:
 642     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 643     :p_private_data(NULL)
 644     ,i_codec_id( codec_id )
 645     ,sys( demuxer )
 646     {}
 647
 648     virtual ~chapter_codec_cmds_c()
 649     {
 650         delete p_private_data;
 651         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 652         while ( indexe != enter_cmds.end() )
 653         {
 654             delete (*indexe);
 655             indexe++;
 656         }
 657         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 658         while ( indexl != leave_cmds.end() )
 659         {
 660             delete (*indexl);
 661             indexl++;
 662         }
 663         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 664         while ( indexd != during_cmds.end() )
 665         {
 666             delete (*indexd);
 667             indexd++;
 668         }
 669     }
 670
 671     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 672     {
 673         p_private_data = new KaxChapterProcessPrivate( private_data );
 674     }
 675
 676     void AddCommand( const KaxChapterProcessCommand & command );
 677
 678     /// \return wether the codec has seeked in the files or not
 679     virtual bool Enter() { return false; }
 680     virtual bool Leave() { return false; }
 681     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 682     virtual int16 GetTitleNumber() { return -1; }
 683
 684     KaxChapterProcessPrivate *p_private_data;
 685
 686 protected:
 687     std::vector<KaxChapterProcessData*> enter_cmds;
 688     std::vector<KaxChapterProcessData*> during_cmds;
 689     std::vector<KaxChapterProcessData*> leave_cmds;
 690
 691     int i_codec_id;
 692     demux_sys_t & sys;
 693 };
 694
 695 class dvd_command_interpretor_c
 696 {
 697 public:
 698     dvd_command_interpretor_c( demux_sys_t & demuxer )
 699     :sys( demuxer )
 700     {
 701         memset( p_PRMs, 0, sizeof(p_PRMs) );
 702         p_PRMs[ 0x80 + 1 ] = 15;
 703         p_PRMs[ 0x80 + 2 ] = 62;
 704         p_PRMs[ 0x80 + 3 ] = 1;
 705         p_PRMs[ 0x80 + 4 ] = 1;
 706         p_PRMs[ 0x80 + 7 ] = 1;
 707         p_PRMs[ 0x80 + 8 ] = 1;
 708         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 709         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 710     }
 711
 712     bool Interpret( const binary * p_command, size_t i_size = 8 );
 713
 714     uint16 GetPRM( size_t index ) const
 715     {
 716         if ( index < 256 )
 717             return p_PRMs[ index ];
 718         else return 0;
 719     }
 720
 721     uint16 GetGPRM( size_t index ) const
 722     {
 723         if ( index >= 0 && index < 16 )
 724             return p_PRMs[ index ];
 725         else return 0;
 726     }
 727
 728     uint16 GetSPRM( size_t index ) const
 729     {
 730         // 21,22,23 reserved for future use
 731         if ( index >= 0x80 && index < 0x95 )
 732             return p_PRMs[ index ];
 733         else return 0;
 734     }
 735
 736     bool SetPRM( size_t index, uint16 value )
 737     {
 738         if ( index >= 0 && index < 16 )
 739         {
 740             p_PRMs[ index ] = value;
 741             return true;
 742         }
 743         return false;
 744     }
 745
 746     bool SetGPRM( size_t index, uint16 value )
 747     {
 748         if ( index >= 0 && index < 16 )
 749         {
 750             p_PRMs[ index ] = value;
 751             return true;
 752         }
 753         return false;
 754     }
 755
 756     bool SetSPRM( size_t index, uint16 value )
 757     {
 758         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 759         {
 760             p_PRMs[ index ] = value;
 761             return true;
 762         }
 763         return false;
 764     }
 765
 766 protected:
 767     std::string GetRegTypeName( bool b_value, uint16 value ) const
 768     {
 769         std::string result;
 770         char s_value[6], s_reg_value[6];
 771         sprintf( s_value, "%.5d", value );
 772
 773         if ( b_value )
 774         {
 775             result = "value (";
 776             result += s_value;
 777             result += ")";
 778         }
 779         else if ( value < 0x80 )
 780         {
 781             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 782             result = "GPreg[";
 783             result += s_value;
 784             result += "] (";
 785             result += s_reg_value;
 786             result += ")";
 787         }
 788         else
 789         {
 790             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 791             result = "SPreg[";
 792             result += s_value;
 793             result += "] (";
 794             result += s_reg_value;
 795             result += ")";
 796         }
 797         return result;
 798     }
 799
 800     uint16       p_PRMs[256];
 801     demux_sys_t  & sys;
 802
 803     // DVD command IDs
 804
 805     // Tests
 806     // wether it's a comparison on the value or register
 807     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 808     static const uint16 CMD_DVD_IF_GPREG_AND        = (1 << 4);
 809     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (2 << 4);
 810     static const uint16 CMD_DVD_IF_GPREG_NOT_EQUAL  = (3 << 4);
 811     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (4 << 4);
 812     static const uint16 CMD_DVD_IF_GPREG_SUP        = (5 << 4);
 813     static const uint16 CMD_DVD_IF_GPREG_INF_EQUAL  = (6 << 4);
 814     static const uint16 CMD_DVD_IF_GPREG_INF        = (7 << 4);
 815
 816     static const uint16 CMD_DVD_NOP                    = 0x0000;
 817     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 818     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 819     // Links
 820     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 821     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 822     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 823     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 824     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 825     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 826     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 827     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 828     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 829     //
 830     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 831     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 832     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 833     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 834     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 835     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 836     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 837     // Operations
 838     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 839     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 840     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 841     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 842     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 843     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 844
 845     // callbacks when browsing inside CodecPrivate
 846     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 847     static bool MatchIsVMG        ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 848     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 849     static bool MatchVTSMNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 850     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 851     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 852     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 853     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 854     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 855 };
 856
 857 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 858 {
 859 public:
 860     dvd_chapter_codec_c( demux_sys_t & sys )
 861     :chapter_codec_cmds_c( sys, 1 )
 862     {}
 863
 864     bool Enter();
 865     bool Leave();
 866     std::string GetCodecName( bool f_for_title = false ) const;
 867     int16 GetTitleNumber();
 868 };
 869
 870 class matroska_script_interpretor_c
 871 {
 872 public:
 873     matroska_script_interpretor_c( demux_sys_t & demuxer )
 874     :sys( demuxer )
 875     {}
 876
 877     bool Interpret( const binary * p_command, size_t i_size );
 878
 879     // DVD command IDs
 880     static const std::string CMD_MS_GOTO_AND_PLAY;
 881
 882 protected:
 883     demux_sys_t  & sys;
 884 };
 885
 886 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 887
 888
 889 class matroska_script_codec_c : public chapter_codec_cmds_c
 890 {
 891 public:
 892     matroska_script_codec_c( demux_sys_t & sys )
 893     :chapter_codec_cmds_c( sys, 0 )
 894     ,interpretor( sys )
 895     {}
 896
 897     bool Enter();
 898     bool Leave();
 899
 900 protected:
 901     matroska_script_interpretor_c interpretor;
 902 };
 903
 904 class chapter_translation_c
 905 {
 906 public:
 907     chapter_translation_c()
 908         :p_translated(NULL)
 909     {}
 910
 911     ~chapter_translation_c()
 912     {
 913         delete p_translated;
 914     }
 915
 916     KaxChapterTranslateID  *p_translated;
 917     unsigned int           codec_id;
 918     std::vector<uint64_t>  editions;
 919 };
 920
 921 class chapter_item_c
 922 {
 923 public:
 924     chapter_item_c()
 925     :i_start_time(0)
 926     ,i_end_time(-1)
 927     ,i_user_start_time(-1)
 928     ,i_user_end_time(-1)
 929     ,i_seekpoint_num(-1)
 930     ,b_display_seekpoint(true)
 931     ,b_user_display(false)
 932     ,psz_parent(NULL)
 933     ,b_is_leaving(false)
 934     {}
 935
 936     virtual ~chapter_item_c()
 937     {
 938         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 939         while ( index != codecs.end() )
 940         {
 941             delete (*index);
 942             index++;
 943         }
 944         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 945         while ( index_ != sub_chapters.end() )
 946         {
 947             delete (*index_);
 948             index_++;
 949         }
 950     }
 951
 952     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 953     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 954     virtual chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current, bool & b_found );
 955     void Append( const chapter_item_c & edition );
 956     chapter_item_c * FindChapter( int64_t i_find_uid );
 957     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 958                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 959                                     const void *p_cookie,
 960                                     size_t i_cookie_size );
 961     std::string                 GetCodecName( bool f_for_title = false ) const;
 962     bool                        ParentOf( const chapter_item_c & item ) const;
 963     int16                       GetTitleNumber( ) const;
 964
 965     int64_t                     i_start_time, i_end_time;
 966     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 967     std::vector<chapter_item_c*> sub_chapters;
 968     int                         i_seekpoint_num;
 969     int64_t                     i_uid;
 970     bool                        b_display_seekpoint;
 971     bool                        b_user_display;
 972     std::string                 psz_name;
 973     chapter_item_c              *psz_parent;
 974     bool                        b_is_leaving;
 975
 976     std::vector<chapter_codec_cmds_c*> codecs;
 977
 978     static bool CompareTimecode( const chapter_item_c * itemA, const chapter_item_c * itemB )
 979     {
 980         return ( itemA->i_user_start_time < itemB->i_user_start_time || (itemA->i_user_start_time == itemB->i_user_start_time && itemA->i_user_end_time < itemB->i_user_end_time) );
 981     }
 982
 983     bool Enter( bool b_do_subchapters );
 984     bool Leave( bool b_do_subchapters );
 985     bool EnterAndLeave( chapter_item_c *p_item, bool b_enter = true );
 986 };
 987
 988 class chapter_edition_c : public chapter_item_c
 989 {
 990 public:
 991     chapter_edition_c()
 992     :b_ordered(false)
 993     {}
 994
 995     void RefreshChapters( );
 996     mtime_t Duration() const;
 997     std::string GetMainName() const;
 998     chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current );
 999
1000     bool                        b_ordered;
1001 };
1002
1003 class matroska_segment_c
1004 {
1005 public:
1006     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
1007         :segment(NULL)
1008         ,es(estream)
1009         ,i_timescale(MKVD_TIMECODESCALE)
1010         ,i_duration(-1)
1011         ,i_start_time(0)
1012         ,i_cues_position(-1)
1013         ,i_chapters_position(-1)
1014         ,i_tags_position(-1)
1015         ,cluster(NULL)
1016         ,i_block_pos(0)
1017         ,i_cluster_pos(0)
1018         ,i_start_pos(0)
1019         ,p_segment_uid(NULL)
1020         ,p_prev_segment_uid(NULL)
1021         ,p_next_segment_uid(NULL)
1022         ,b_cues(VLC_FALSE)
1023         ,i_index(0)
1024         ,i_index_max(1024)
1025         ,psz_muxing_application(NULL)
1026         ,psz_writing_application(NULL)
1027         ,psz_segment_filename(NULL)
1028         ,psz_title(NULL)
1029         ,psz_date_utc(NULL)
1030         ,i_default_edition(0)
1031         ,sys(demuxer)
1032         ,ep(NULL)
1033         ,b_preloaded(false)
1034     {
1035         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1036     }
1037
1038     virtual ~matroska_segment_c()
1039     {
1040         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1041         {
1042             if ( tracks[i_track]->p_compression_data )
1043             {
1044                 delete tracks[i_track]->p_compression_data;
1045             }
1046             es_format_Clean( &tracks[i_track]->fmt );
1047             if( tracks[i_track]->p_extra_data )
1048                 free( tracks[i_track]->p_extra_data );
1049             if( tracks[i_track]->psz_codec )
1050                 free( tracks[i_track]->psz_codec );
1051             delete tracks[i_track];
1052         }
1053
1054         if( psz_writing_application )
1055         {
1056             free( psz_writing_application );
1057         }
1058         if( psz_muxing_application )
1059         {
1060             free( psz_muxing_application );
1061         }
1062         if( psz_segment_filename )
1063         {
1064             free( psz_segment_filename );
1065         }
1066         if( psz_title )
1067         {
1068             free( psz_title );
1069         }
1070         if( psz_date_utc )
1071         {
1072             free( psz_date_utc );
1073         }
1074         if ( p_indexes )
1075             free( p_indexes );
1076
1077         delete ep;
1078         delete segment;
1079         delete p_segment_uid;
1080         delete p_prev_segment_uid;
1081         delete p_next_segment_uid;
1082
1083         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1084         while ( index != stored_editions.end() )
1085         {
1086             delete (*index);
1087             index++;
1088         }
1089         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1090         while ( indext != translations.end() )
1091         {
1092             delete (*indext);
1093             indext++;
1094         }
1095         std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
1096         while ( indexf != families.end() )
1097         {
1098             delete (*indexf);
1099             indexf++;
1100         }
1101     }
1102
1103     KaxSegment              *segment;
1104     EbmlStream              & es;
1105
1106     /* time scale */
1107     uint64_t                i_timescale;
1108
1109     /* duration of the segment */
1110     mtime_t                 i_duration;
1111     mtime_t                 i_start_time;
1112
1113     /* all tracks */
1114     std::vector<mkv_track_t*> tracks;
1115
1116     /* from seekhead */
1117     int64_t                 i_cues_position;
1118     int64_t                 i_chapters_position;
1119     int64_t                 i_tags_position;
1120
1121     KaxCluster              *cluster;
1122     uint64                  i_block_pos;
1123     uint64                  i_cluster_pos;
1124     int64_t                 i_start_pos;
1125     KaxSegmentUID           *p_segment_uid;
1126     KaxPrevUID              *p_prev_segment_uid;
1127     KaxNextUID              *p_next_segment_uid;
1128
1129     vlc_bool_t              b_cues;
1130     int                     i_index;
1131     int                     i_index_max;
1132     mkv_index_t             *p_indexes;
1133
1134     /* info */
1135     char                    *psz_muxing_application;
1136     char                    *psz_writing_application;
1137     char                    *psz_segment_filename;
1138     char                    *psz_title;
1139     char                    *psz_date_utc;
1140
1141     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1142     /* when you remove this variable the compiler issues an atomicity error */
1143     /* this variable only works when using std::vector<chapter_edition_c> */
1144     std::vector<chapter_edition_c*> stored_editions;
1145     int                             i_default_edition;
1146
1147     std::vector<chapter_translation_c*> translations;
1148     std::vector<KaxSegmentFamily*>  families;
1149
1150     demux_sys_t                    & sys;
1151     EbmlParser                     *ep;
1152     bool                           b_preloaded;
1153
1154     bool Preload( );
1155     bool PreloadFamily( const matroska_segment_c & segment );
1156     void ParseInfo( KaxInfo *info );
1157     void ParseChapters( KaxChapters *chapters );
1158     void ParseSeekHead( KaxSeekHead *seekhead );
1159     void ParseTracks( KaxTracks *tracks );
1160     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1161     void ParseTrackEntry( KaxTrackEntry *m );
1162     void ParseCluster( );
1163     void IndexAppendCluster( KaxCluster *cluster );
1164     void LoadCues( );
1165     void LoadTags( );
1166     void InformationCreate( );
1167     void Seek( mtime_t i_date, mtime_t i_time_offset );
1168 #if LIBMATROSKA_VERSION >= 0x000800
1169     int BlockGet( KaxBlock * &, KaxSimpleBlock * &, int64_t *, int64_t *, int64_t *);
1170 #else
1171     int BlockGet( KaxBlock * &, int64_t *, int64_t *, int64_t *);
1172 #endif
1173     bool Select( mtime_t i_start_time );
1174     void UnSelect( );
1175
1176     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1177 };
1178
1179 // class holding hard-linked segment together in the playback order
1180 class virtual_segment_c
1181 {
1182 public:
1183     virtual_segment_c( matroska_segment_c *p_segment )
1184         :p_editions(NULL)
1185         ,i_sys_title(0)
1186         ,i_current_segment(0)
1187         ,i_current_edition(-1)
1188         ,psz_current_chapter(NULL)
1189     {
1190         linked_segments.push_back( p_segment );
1191
1192         AppendUID( p_segment->p_segment_uid );
1193         AppendUID( p_segment->p_prev_segment_uid );
1194         AppendUID( p_segment->p_next_segment_uid );
1195     }
1196
1197     void Sort();
1198     size_t AddSegment( matroska_segment_c *p_segment );
1199     void PreloadLinked( );
1200     mtime_t Duration( ) const;
1201     void LoadCues( );
1202     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1203
1204     inline chapter_edition_c *Edition()
1205     {
1206         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1207             return (*p_editions)[i_current_edition];
1208         return NULL;
1209     }
1210
1211     matroska_segment_c * Segment() const
1212     {
1213         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1214             return NULL;
1215         return linked_segments[i_current_segment];
1216     }
1217
1218     inline chapter_item_c *CurrentChapter() {
1219         return psz_current_chapter;
1220     }
1221
1222     bool SelectNext()
1223     {
1224         if ( i_current_segment < linked_segments.size()-1 )
1225         {
1226             i_current_segment++;
1227             return true;
1228         }
1229         return false;
1230     }
1231
1232     bool FindUID( KaxSegmentUID & uid ) const
1233     {
1234         for ( size_t i=0; i<linked_uids.size(); i++ )
1235         {
1236             if ( linked_uids[i] == uid )
1237                 return true;
1238         }
1239         return false;
1240     }
1241
1242     bool UpdateCurrentToChapter( demux_t & demux );
1243     void PrepareChapters( );
1244
1245     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1246                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1247                                         const void *p_cookie,
1248                                         size_t i_cookie_size );
1249     chapter_item_c *FindChapter( int64_t i_find_uid );
1250
1251     std::vector<chapter_edition_c*>  *p_editions;
1252     int                              i_sys_title;
1253
1254 protected:
1255     std::vector<matroska_segment_c*> linked_segments;
1256     std::vector<KaxSegmentUID>       linked_uids;
1257     size_t                           i_current_segment;
1258
1259     int                              i_current_edition;
1260     chapter_item_c                   *psz_current_chapter;
1261
1262     void                             AppendUID( const EbmlBinary * UID );
1263 };
1264
1265 class matroska_stream_c
1266 {
1267 public:
1268     matroska_stream_c( demux_sys_t & demuxer )
1269         :p_in(NULL)
1270         ,p_es(NULL)
1271         ,sys(demuxer)
1272     {}
1273
1274     virtual ~matroska_stream_c()
1275     {
1276         delete p_in;
1277         delete p_es;
1278     }
1279
1280     IOCallback         *p_in;
1281     EbmlStream         *p_es;
1282
1283     std::vector<matroska_segment_c*> segments;
1284
1285     demux_sys_t                      & sys;
1286 };
1287
1288 typedef struct
1289 {
1290     VLC_COMMON_MEMBERS
1291
1292     demux_t        *p_demux;
1293     vlc_mutex_t     lock;
1294
1295     vlc_bool_t      b_moved;
1296     vlc_bool_t      b_clicked;
1297     vlc_bool_t      b_key;
1298
1299 } event_thread_t;
1300
1301 class demux_sys_t
1302 {
1303 public:
1304     demux_sys_t( demux_t & demux )
1305         :demuxer(demux)
1306         ,i_pts(0)
1307         ,i_start_pts(0)
1308         ,i_chapter_time(0)
1309         ,meta(NULL)
1310         ,i_current_title(0)
1311         ,p_current_segment(NULL)
1312         ,dvd_interpretor( *this )
1313         ,f_duration(-1.0)
1314         ,b_ui_hooked(false)
1315         ,p_input(NULL)
1316         ,b_pci_packet_set(false)
1317         ,p_ev(NULL)
1318     {
1319         vlc_mutex_init( &demuxer, &lock_demuxer );
1320     }
1321
1322     virtual ~demux_sys_t()
1323     {
1324         StopUiThread();
1325         size_t i;
1326         for ( i=0; i<streams.size(); i++ )
1327             delete streams[i];
1328         for ( i=0; i<opened_segments.size(); i++ )
1329             delete opened_segments[i];
1330         for ( i=0; i<used_segments.size(); i++ )
1331             delete used_segments[i];
1332         if( meta ) vlc_meta_Delete( meta );
1333
1334         while( titles.size() )
1335         { vlc_input_title_Delete( titles.back() ); titles.pop_back();}
1336
1337         vlc_mutex_destroy( &lock_demuxer );
1338     }
1339
1340     /* current data */
1341     demux_t                 & demuxer;
1342
1343     mtime_t                 i_pts;
1344     mtime_t                 i_start_pts;
1345     mtime_t                 i_chapter_time;
1346
1347     vlc_meta_t              *meta;
1348
1349     std::vector<input_title_t*>      titles; // matroska editions
1350     size_t                           i_current_title;
1351
1352     std::vector<matroska_stream_c*>  streams;
1353     std::vector<matroska_segment_c*> opened_segments;
1354     std::vector<virtual_segment_c*>  used_segments;
1355     virtual_segment_c                *p_current_segment;
1356
1357     dvd_command_interpretor_c        dvd_interpretor;
1358
1359     /* duration of the stream */
1360     float                   f_duration;
1361
1362     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1363     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1364                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1365                                         const void *p_cookie,
1366                                         size_t i_cookie_size,
1367                                         virtual_segment_c * & p_segment_found );
1368     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1369
1370     void PreloadFamily( const matroska_segment_c & of_segment );
1371     void PreloadLinked( matroska_segment_c *p_segment );
1372     bool PreparePlayback( virtual_segment_c *p_new_segment );
1373     matroska_stream_c *AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial = false );
1374     void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1375
1376     void StartUiThread();
1377     void StopUiThread();
1378     bool b_ui_hooked;
1379     inline void SwapButtons();
1380
1381     /* for spu variables */
1382     input_thread_t *p_input;
1383     pci_t          pci_packet;
1384     bool           b_pci_packet_set;
1385     uint8_t        palette[4][4];
1386     vlc_mutex_t    lock_demuxer;
1387
1388     /* event */
1389     event_thread_t *p_ev;
1390     static int EventThread( vlc_object_t *p_this );
1391     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1392                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1393     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1394                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1395
1396
1397
1398 protected:
1399     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1400     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1401 };
1402
1403 static int  Demux  ( demux_t * );
1404 static int  Control( demux_t *, int, va_list );
1405 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1406
1407 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1408
1409 static inline char * ToUTF8( const UTFstring &u )
1410 {
1411     return strdup( u.GetUTF8().c_str() );
1412 }
1413
1414 /*****************************************************************************
1415  * Open: initializes matroska demux structures
1416  *****************************************************************************/
1417 static int Open( vlc_object_t * p_this )
1418 {
1419     demux_t            *p_demux = (demux_t*)p_this;
1420     demux_sys_t        *p_sys;
1421     matroska_stream_c  *p_stream;
1422     matroska_segment_c *p_segment;
1423     uint8_t            *p_peek;
1424     std::string        s_path, s_filename;
1425     vlc_stream_io_callback *p_io_callback;
1426     EbmlStream         *p_io_stream;
1427
1428     /* peek the begining */
1429     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1430
1431     /* is a valid file */
1432     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1433         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1434
1435     /* Set the demux function */
1436     p_demux->pf_demux   = Demux;
1437     p_demux->pf_control = Control;
1438     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1439
1440     p_io_callback = new vlc_stream_io_callback( p_demux->s, VLC_FALSE );
1441     p_io_stream = new EbmlStream( *p_io_callback );
1442
1443     if( p_io_stream == NULL )
1444     {
1445         msg_Err( p_demux, "failed to create EbmlStream" );
1446         delete p_io_callback;
1447         delete p_sys;
1448         return VLC_EGENERIC;
1449     }
1450
1451     p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_io_stream, true );
1452     if( p_stream == NULL )
1453     {
1454         msg_Err( p_demux, "cannot find KaxSegment" );
1455         goto error;
1456     }
1457     p_sys->streams.push_back( p_stream );
1458
1459     p_stream->p_in = p_io_callback;
1460     p_stream->p_es = p_io_stream;
1461
1462     for (size_t i=0; i<p_stream->segments.size(); i++)
1463     {
1464         p_stream->segments[i]->Preload();
1465     }
1466
1467     p_segment = p_stream->segments[0];
1468     if( p_segment->cluster != NULL )
1469     {
1470         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1471
1472         // reset the stream reading to the first cluster of the segment used
1473         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1474     }
1475
1476     if (config_GetInt( p_demux, "mkv-preload-local-dir" ))
1477     {
1478         /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1479         if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1480         {
1481             // assume it's a regular file
1482             // get the directory path
1483             s_path = p_demux->psz_path;
1484             if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1485             {
1486                 s_path = s_path.substr(0,s_path.length()-1);
1487             }
1488             else
1489             {
1490                 if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1491                 {
1492                     s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1493                 }
1494             }
1495
1496             DIR *p_src_dir = utf8_opendir(s_path.c_str());
1497
1498             if (p_src_dir != NULL)
1499             {
1500                 char *psz_file;
1501                 while ((psz_file = utf8_readdir(p_src_dir)) != NULL)
1502                 {
1503                     if (strlen(psz_file) > 4)
1504                     {
1505                         s_filename = s_path + DIRECTORY_SEPARATOR + psz_file;
1506
1507 #ifdef WIN32
1508                         if (!strcasecmp(s_filename.c_str(), p_demux->psz_path))
1509 #else
1510                         if (!s_filename.compare(p_demux->psz_path))
1511 #endif
1512                             continue; // don't reuse the original opened file
1513
1514 #if defined(__GNUC__) && (__GNUC__ < 3)
1515                         if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1516                             !s_filename.compare("mka", s_filename.length() - 3, 3))
1517 #else
1518                         if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1519                             !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1520 #endif
1521                         {
1522                             // test wether this file belongs to our family
1523                             uint8_t *p_peek;
1524                             bool file_ok = false;
1525                             stream_t *p_file_stream = stream_UrlNew( p_demux, s_filename.c_str());
1526                             /* peek the begining */
1527                             if( p_file_stream &&
1528                                 stream_Peek( p_file_stream, &p_peek, 4 ) >= 4
1529                                 && p_peek[0] == 0x1a && p_peek[1] == 0x45 &&
1530                                 p_peek[2] == 0xdf && p_peek[3] == 0xa3 ) file_ok = true;
1531
1532                             if ( file_ok )
1533                             {
1534                                 vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, VLC_TRUE );
1535                                 EbmlStream *p_estream = new EbmlStream(*p_file_io);
1536
1537                                 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );
1538
1539                                 if ( p_stream == NULL )
1540                                 {
1541                                     msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1542                                     delete p_estream;
1543                                     delete p_file_io;
1544                                 }
1545                                 else
1546                                 {
1547                                     p_stream->p_in = p_file_io;
1548                                     p_stream->p_es = p_estream;
1549                                     p_sys->streams.push_back( p_stream );
1550                                 }
1551                             }
1552                             else
1553                             {
1554                                 if( p_file_stream ) {
1555                                     stream_Delete( p_file_stream );
1556                                 }
1557                                 msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
1558                             }
1559                         }
1560                     }
1561                     free (psz_file);
1562                 }
1563                 closedir( p_src_dir );
1564             }
1565         }
1566
1567         p_sys->PreloadFamily( *p_segment );
1568     }
1569
1570     p_sys->PreloadLinked( p_segment );
1571
1572     if ( !p_sys->PreparePlayback( NULL ) )
1573     {
1574         msg_Err( p_demux, "cannot use the segment" );
1575         goto error;
1576     }
1577
1578     p_sys->StartUiThread();
1579
1580     return VLC_SUCCESS;
1581
1582 error:
1583     delete p_sys;
1584     return VLC_EGENERIC;
1585 }
1586
1587 /*****************************************************************************
1588  * Close: frees unused data
1589  *****************************************************************************/
1590 static void Close( vlc_object_t *p_this )
1591 {
1592     demux_t     *p_demux = (demux_t*)p_this;
1593     demux_sys_t *p_sys   = p_demux->p_sys;
1594
1595     delete p_sys;
1596 }
1597
1598 /*****************************************************************************
1599  * Control:
1600  *****************************************************************************/
1601 static int Control( demux_t *p_demux, int i_query, va_list args )
1602 {
1603     demux_sys_t        *p_sys = p_demux->p_sys;
1604     int64_t     *pi64;
1605     double      *pf, f;
1606     int         i_skp;
1607     size_t      i_idx;
1608
1609     vlc_meta_t *p_meta;
1610
1611     switch( i_query )
1612     {
1613         case DEMUX_GET_META:
1614             p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
1615             vlc_meta_Merge( p_meta, p_sys->meta );
1616             return VLC_SUCCESS;
1617
1618         case DEMUX_GET_LENGTH:
1619             pi64 = (int64_t*)va_arg( args, int64_t * );
1620             if( p_sys->f_duration > 0.0 )
1621             {
1622                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1623                 return VLC_SUCCESS;
1624             }
1625             return VLC_EGENERIC;
1626
1627         case DEMUX_GET_POSITION:
1628             pf = (double*)va_arg( args, double * );
1629             if ( p_sys->f_duration > 0.0 )
1630                 *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);
1631             return VLC_SUCCESS;
1632
1633         case DEMUX_SET_POSITION:
1634             f = (double)va_arg( args, double );
1635             Seek( p_demux, -1, f, NULL );
1636             return VLC_SUCCESS;
1637
1638         case DEMUX_GET_TIME:
1639             pi64 = (int64_t*)va_arg( args, int64_t * );
1640             *pi64 = p_sys->i_pts;
1641             return VLC_SUCCESS;
1642
1643         case DEMUX_GET_TITLE_INFO:
1644             if( p_sys->titles.size() )
1645             {
1646                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1647                 int *pi_int    = (int*)va_arg( args, int* );
1648
1649                 *pi_int = p_sys->titles.size();
1650                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1651
1652                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1653                 {
1654                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1655                 }
1656
1657                 return VLC_SUCCESS;
1658             }
1659             return VLC_EGENERIC;
1660
1661         case DEMUX_SET_TITLE:
1662             /* TODO handle editions as titles */
1663             i_idx = (int)va_arg( args, int );
1664             if( i_idx < p_sys->used_segments.size() )
1665             {
1666                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1667                 return VLC_SUCCESS;
1668             }
1669             return VLC_EGENERIC;
1670
1671         case DEMUX_SET_SEEKPOINT:
1672             i_skp = (int)va_arg( args, int );
1673
1674             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1675             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1676             {
1677                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1678                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1679                 p_demux->info.i_seekpoint = i_skp;
1680                 return VLC_SUCCESS;
1681             }
1682             return VLC_EGENERIC;
1683
1684         case DEMUX_SET_TIME:
1685         case DEMUX_GET_FPS:
1686         default:
1687             return VLC_EGENERIC;
1688     }
1689 }
1690
1691 #if LIBMATROSKA_VERSION >= 0x000800
1692 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1693 #else
1694 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1695 #endif
1696 {
1697 #if LIBMATROSKA_VERSION >= 0x000800
1698     pp_simpleblock = NULL;
1699 #endif
1700     pp_block = NULL;
1701     *pi_ref1  = 0;
1702     *pi_ref2  = 0;
1703
1704     for( ;; )
1705     {
1706         EbmlElement *el = NULL;
1707         int         i_level;
1708
1709         if ( ep == NULL )
1710             return VLC_EGENERIC;
1711
1712 #if LIBMATROSKA_VERSION >= 0x000800
1713         if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
1714 #else
1715         if( (el = ep->Get()) == NULL && pp_block != NULL )
1716 #endif
1717         {
1718             /* update the index */
1719 #define idx p_indexes[i_index - 1]
1720             if( i_index > 0 && idx.i_time == -1 )
1721             {
1722 #if LIBMATROSKA_VERSION >= 0x000800
1723                 if ( pp_simpleblock != NULL )
1724                     idx.i_time        = pp_simpleblock->GlobalTimecode() / (mtime_t)1000;
1725                 else
1726 #endif
1727                     idx.i_time        = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1728                 idx.b_key         = *pi_ref1 == 0 ? VLC_TRUE : VLC_FALSE;
1729             }
1730 #undef idx
1731             return VLC_SUCCESS;
1732         }
1733
1734         i_level = ep->GetLevel();
1735
1736         if( el == NULL )
1737         {
1738             if( i_level > 1 )
1739             {
1740                 ep->Up();
1741                 continue;
1742             }
1743             msg_Warn( &sys.demuxer, "EOF" );
1744             return VLC_EGENERIC;
1745         }
1746
1747         /* do parsing */
1748         switch ( i_level )
1749         {
1750         case 1:
1751             if( MKV_IS_ID( el, KaxCluster ) )
1752             {
1753                 cluster = (KaxCluster*)el;
1754                 i_cluster_pos = cluster->GetElementPosition();
1755
1756                 /* add it to the index */
1757                 if( i_index == 0 ||
1758                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1759                 {
1760                     IndexAppendCluster( cluster );
1761                 }
1762
1763                 // reset silent tracks
1764                 for (size_t i=0; i<tracks.size(); i++)
1765                 {
1766                     tracks[i]->b_silent = VLC_FALSE;
1767                 }
1768
1769                 ep->Down();
1770             }
1771             else if( MKV_IS_ID( el, KaxCues ) )
1772             {
1773                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1774                 return VLC_EGENERIC;
1775             }
1776             else
1777             {
1778                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1779             }
1780             break;
1781         case 2:
1782             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1783             {
1784                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1785
1786                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1787                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1788             }
1789             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1790             {
1791                 ep->Down();
1792             }
1793             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1794             {
1795                 i_block_pos = el->GetElementPosition();
1796                 ep->Down();
1797             }
1798 #if LIBMATROSKA_VERSION >= 0x000800
1799             else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1800             {
1801                 pp_simpleblock = (KaxSimpleBlock*)el;
1802
1803                 pp_simpleblock->ReadData( es.I_O() );
1804                 pp_simpleblock->SetParent( *cluster );
1805             }
1806 #endif
1807             break;
1808         case 3:
1809             if( MKV_IS_ID( el, KaxBlock ) )
1810             {
1811                 pp_block = (KaxBlock*)el;
1812
1813                 pp_block->ReadData( es.I_O() );
1814                 pp_block->SetParent( *cluster );
1815
1816                 ep->Keep();
1817             }
1818             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1819             {
1820                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1821
1822                 dur.ReadData( es.I_O() );
1823                 *pi_duration = uint64( dur );
1824             }
1825             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1826             {
1827                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1828
1829                 ref.ReadData( es.I_O() );
1830                 if( *pi_ref1 == 0 )
1831                 {
1832                     *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1833                 }
1834                 else if( *pi_ref2 == 0 )
1835                 {
1836                     *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1837                 }
1838             }
1839             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1840             {
1841                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1842                 track_num.ReadData( es.I_O() );
1843                 // find the track
1844                 for (size_t i=0; i<tracks.size(); i++)
1845                 {
1846                     if ( tracks[i]->i_number == uint32(track_num))
1847                     {
1848                         tracks[i]->b_silent = VLC_TRUE;
1849                         break;
1850                     }
1851                 }
1852             }
1853             break;
1854         default:
1855             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1856             return VLC_EGENERIC;
1857         }
1858     }
1859 }
1860
1861 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem, size_t offset)
1862 {
1863     block_t *p_block;
1864     if( !(p_block = block_New( p_demux, i_mem + offset ) ) ) return NULL;
1865     memcpy( p_block->p_buffer + offset, p_mem, i_mem );
1866     //p_block->i_rate = p_input->stream.control.i_rate;
1867     return p_block;
1868 }
1869
1870 #if LIBMATROSKA_VERSION >= 0x000800
1871 static void BlockDecode( demux_t *p_demux, KaxBlock *block, KaxSimpleBlock *simpleblock,
1872                          mtime_t i_pts, mtime_t i_duration, bool f_mandatory )
1873 #else
1874 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1875                          mtime_t i_duration, bool f_mandatory )
1876 #endif
1877 {
1878     demux_sys_t        *p_sys = p_demux->p_sys;
1879     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1880
1881     size_t          i_track;
1882     unsigned int    i;
1883     vlc_bool_t      b;
1884
1885 #define tk  p_segment->tracks[i_track]
1886     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1887     {
1888 #if LIBMATROSKA_VERSION >= 0x000800
1889         if( (block != NULL && tk->i_number == block->TrackNum()) ||
1890             (simpleblock != NULL && tk->i_number == simpleblock->TrackNum()))
1891 #else
1892         if( tk->i_number == block->TrackNum() )
1893 #endif
1894         {
1895             break;
1896         }
1897     }
1898
1899     if( i_track >= p_segment->tracks.size() )
1900     {
1901         msg_Err( p_demux, "invalid track number" );
1902         return;
1903     }
1904     if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1905     {
1906         msg_Err( p_demux, "unknown track number" );
1907         return;
1908     }
1909     if( i_pts + i_duration < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1910     {
1911         return; /* discard audio packets that shouldn't be rendered */
1912     }
1913
1914     if ( tk->fmt.i_cat != NAV_ES )
1915     {
1916         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1917
1918         if( !b )
1919         {
1920             tk->b_inited = VLC_FALSE;
1921             return;
1922         }
1923     }
1924
1925
1926     /* First send init data */
1927     if( !tk->b_inited && tk->i_data_init > 0 )
1928     {
1929         block_t *p_init;
1930
1931         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1932         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init, 0 );
1933         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1934     }
1935     tk->b_inited = VLC_TRUE;
1936
1937
1938 #if LIBMATROSKA_VERSION >= 0x000800
1939     for( i = 0;
1940         (block != NULL && i < block->NumberFrames()) || (simpleblock != NULL && i < simpleblock->NumberFrames());
1941         i++ )
1942 #else
1943     for( i = 0; i < block->NumberFrames(); i++ )
1944 #endif
1945     {
1946         block_t *p_block;
1947         DataBuffer *data;
1948 #if LIBMATROSKA_VERSION >= 0x000800
1949         if ( simpleblock != NULL )
1950         {
1951             data = &simpleblock->GetBuffer(i);
1952             // condition when the DTS is correct (keyframe or B frame == NOT P frame)
1953             f_mandatory = simpleblock->IsDiscardable() || simpleblock->IsKeyframe();
1954         }
1955         else
1956 #endif
1957         data = &block->GetBuffer(i);
1958
1959         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER && tk->p_compression_data != NULL )
1960             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), tk->p_compression_data->GetSize() );
1961         else
1962             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), 0 );
1963
1964         if( p_block == NULL )
1965         {
1966             break;
1967         }
1968
1969 #if defined(HAVE_ZLIB_H)
1970         if( tk->i_compression_type == MATROSKA_COMPRESSION_ZLIB )
1971         {
1972             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1973         }
1974         else
1975 #endif
1976         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER )
1977         {
1978             memcpy( p_block->p_buffer, tk->p_compression_data->GetBuffer(), tk->p_compression_data->GetSize() );
1979         }
1980
1981         if ( tk->fmt.i_cat == NAV_ES )
1982         {
1983             // TODO handle the start/stop times of this packet
1984             if ( p_sys->b_ui_hooked )
1985             {
1986                 vlc_mutex_lock( &p_sys->p_ev->lock );
1987                 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1988                 p_sys->SwapButtons();
1989                 p_sys->b_pci_packet_set = true;
1990                 vlc_mutex_unlock( &p_sys->p_ev->lock );
1991                 block_Release( p_block );
1992             }
1993             return;
1994         }
1995         // correct timestamping when B frames are used
1996         if( tk->fmt.i_cat != VIDEO_ES )
1997         {
1998             p_block->i_dts = p_block->i_pts = i_pts;
1999         }
2000         else
2001         {
2002             if( !strcmp( tk->psz_codec, "V_MS/VFW/FOURCC" ) )
2003             {
2004                 // in VFW we have no idea about B frames
2005                 p_block->i_pts = 0;
2006                 p_block->i_dts = i_pts;
2007             }
2008             else
2009             {
2010                 p_block->i_pts = i_pts;
2011                 if ( f_mandatory )
2012                     p_block->i_dts = p_block->i_pts;
2013                 else
2014                     p_block->i_dts = min( i_pts, tk->i_last_dts + (mtime_t)(tk->i_default_duration >> 10));
2015                 p_sys->i_pts = p_block->i_dts;
2016             }
2017         }
2018         tk->i_last_dts = p_block->i_dts;
2019
2020 #if 0
2021 msg_Dbg( p_demux, "block i_dts: "I64Fd" / i_pts: "I64Fd, p_block->i_dts, p_block->i_pts);
2022 #endif
2023         if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
2024         {
2025             p_block->i_length = i_duration * 1000;
2026         }
2027
2028         es_out_Send( p_demux->out, tk->p_es, p_block );
2029
2030         /* use time stamp only for first block */
2031         i_pts = 0;
2032     }
2033
2034 #undef tk
2035 }
2036
2037 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial )
2038 {
2039     int i_upper_lvl = 0;
2040     size_t i;
2041     EbmlElement *p_l0, *p_l1, *p_l2;
2042     bool b_keep_stream = false, b_keep_segment;
2043
2044     // verify the EBML Header
2045     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
2046     if (p_l0 == NULL)
2047     {
2048         msg_Err( p_demux, "No EBML header found" );
2049         return NULL;
2050     }
2051
2052     // verify we can read this Segment, we only support Matroska version 1 for now
2053     p_l0->Read(*p_estream, EbmlHead::ClassInfos.Context, i_upper_lvl, p_l0, true);
2054
2055     EDocType doc_type = GetChild<EDocType>(*static_cast<EbmlHead*>(p_l0));
2056     if (std::string(doc_type) != "matroska")
2057     {
2058         msg_Err( p_demux, "Not a Matroska file : DocType = %s ", std::string(doc_type).c_str());
2059         return NULL;
2060     }
2061
2062     EDocTypeReadVersion doc_read_version = GetChild<EDocTypeReadVersion>(*static_cast<EbmlHead*>(p_l0));
2063 #if LIBMATROSKA_VERSION >= 0x000800
2064     if (uint64(doc_read_version) > 2)
2065     {
2066         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1 & 2", uint64(doc_read_version));
2067         return NULL;
2068     }
2069 #else
2070     if (uint64(doc_read_version) != 1)
2071     {
2072         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1", uint64(doc_read_version));
2073         return NULL;
2074     }
2075 #endif
2076
2077     delete p_l0;
2078
2079
2080     // find all segments in this file
2081     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFFLL);
2082     if (p_l0 == NULL)
2083     {
2084         return NULL;
2085     }
2086
2087     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
2088
2089     while (p_l0 != 0)
2090     {
2091         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
2092         {
2093             EbmlParser  *ep;
2094             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
2095             b_keep_segment = b_initial;
2096
2097             ep = new EbmlParser(p_estream, p_l0, &demuxer );
2098             p_segment1->ep = ep;
2099             p_segment1->segment = (KaxSegment*)p_l0;
2100
2101             while ((p_l1 = ep->Get()))
2102             {
2103                 if (MKV_IS_ID(p_l1, KaxInfo))
2104                 {
2105                     // find the families of this segment
2106                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
2107
2108                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
2109                     for( i = 0; i < p_info->ListSize(); i++ )
2110                     {
2111                         EbmlElement *l = (*p_info)[i];
2112
2113                         if( MKV_IS_ID( l, KaxSegmentUID ) )
2114                         {
2115                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
2116                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
2117                             if ( !b_keep_segment )
2118                                 break; // this segment is already known
2119                             opened_segments.push_back( p_segment1 );
2120                             delete p_segment1->p_segment_uid;
2121                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
2122                         }
2123                         else if( MKV_IS_ID( l, KaxPrevUID ) )
2124                         {
2125                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
2126                         }
2127                         else if( MKV_IS_ID( l, KaxNextUID ) )
2128                         {
2129                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
2130                         }
2131                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
2132                         {
2133                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
2134                             p_segment1->families.push_back( p_fam );
2135                         }
2136                     }
2137                     break;
2138                 }
2139             }
2140             if ( b_keep_segment )
2141             {
2142                 b_keep_stream = true;
2143                 p_stream1->segments.push_back( p_segment1 );
2144             }
2145             else
2146                 delete p_segment1;
2147         }
2148         if (p_l0->IsFiniteSize() )
2149         {
2150             p_l0->SkipData(*p_estream, KaxMatroska_Context);
2151             p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
2152         }
2153         else
2154             p_l0 = p_l0->SkipData(*p_estream, KaxSegment_Context);
2155     }
2156
2157     if ( !b_keep_stream )
2158     {
2159         delete p_stream1;
2160         p_stream1 = NULL;
2161     }
2162
2163     return p_stream1;
2164 }
2165
2166 bool matroska_segment_c::Select( mtime_t i_start_time )
2167 {
2168     size_t i_track;
2169
2170     /* add all es */
2171     msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
2172     sys.b_pci_packet_set = false;
2173
2174     for( i_track = 0; i_track < tracks.size(); i_track++ )
2175     {
2176         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
2177         {
2178             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2179             tracks[i_track]->p_es = NULL;
2180             continue;
2181         }
2182
2183         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
2184         {
2185             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
2186             {
2187                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2188                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2189             }
2190             else
2191             {
2192                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2193
2194                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2195                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2196                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2197
2198                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2199                 if( tracks[i_track]->fmt.i_extra > 0 )
2200                 {
2201                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2202                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2203                 }
2204             }
2205         }
2206         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2207                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2208         {
2209             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2210         }
2211         else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
2212         {
2213             uint8_t *p_data = tracks[i_track]->p_extra_data;
2214             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'h', 'e', 'o' );
2215             if( tracks[i_track]->i_extra_data >= 4 ) {
2216                 if( p_data[0] == 2 ) {
2217                     int i = 1;
2218                     int i_size1 = 0, i_size2 = 0;
2219                     p_data++;
2220                     /* read size of first header packet */
2221                     while( *p_data == 0xFF &&
2222                            i < tracks[i_track]->i_extra_data )
2223                     {
2224                         i_size1 += *p_data;
2225                         p_data++;
2226                         i++;
2227                     }
2228                     i_size1 += *p_data;
2229                     p_data++;
2230                     i++;
2231                     msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
2232                     /* read size of second header packet */
2233                     while( *p_data == 0xFF &&
2234                            i < tracks[i_track]->i_extra_data )
2235                     {
2236                         i_size2 += *p_data;
2237                         p_data++;
2238                         i++;
2239                     }
2240                     i_size2 += *p_data;
2241                     p_data++;
2242                     i++;
2243                     int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
2244                         - i_size2;
2245                     msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
2246                     msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
2247                     tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
2248                         + 6;
2249                     if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0  ) {
2250                         tracks[i_track]->fmt.p_extra =
2251                             malloc( tracks[i_track]->fmt.i_extra );
2252                         uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
2253                         *p_out++ = (i_size1>>8) & 0xFF;
2254                         *p_out++ = i_size1 & 0xFF;
2255                         memcpy( p_out, p_data, i_size1 );
2256                         p_data += i_size1;
2257                         p_out += i_size1;
2258
2259                         *p_out++ = (i_size2>>8) & 0xFF;
2260                         *p_out++ = i_size2 & 0xFF;
2261                         memcpy( p_out, p_data, i_size2 );
2262                         p_data += i_size2;
2263                         p_out += i_size2;
2264
2265                         *p_out++ = (i_size3>>8) & 0xFF;
2266                         *p_out++ = i_size3 & 0xFF;
2267                         memcpy( p_out, p_data, i_size3 );
2268                         p_data += i_size3;
2269                         p_out += i_size3;
2270                     }
2271                     else
2272                     {
2273                         msg_Err( &sys.demuxer, "inconsistant theora extradata" );
2274                     }
2275                 }
2276                 else {
2277                     msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
2278                 }
2279             }
2280         }
2281         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2282         {
2283             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2284             {
2285                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2286             }
2287             else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO", 11 ) )
2288             {
2289                 /* A MPEG 4 codec, SP, ASP, AP or AVC */
2290                 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2291                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2292                 else
2293                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2294                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2295                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2296                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2297             }
2298         }
2299         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2300         {
2301             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2302             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2303                                                        tracks[i_track]->p_extra_data,
2304                                                        tracks[i_track]->i_extra_data,
2305                                                        VLC_FALSE );
2306             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2307             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2308             tracks[i_track]->fmt.i_codec = p_box->i_type;
2309             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2310             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2311             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2312             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2313             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2314             MP4_FreeBox_sample_vide( p_box );
2315             stream_Delete( p_mp4_stream );
2316         }
2317         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2318         {
2319             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2320             {
2321                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2322                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2323             }
2324             else
2325             {
2326                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2327
2328                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2329
2330                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2331                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2332                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2333                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2334                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2335
2336                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2337                 if( tracks[i_track]->fmt.i_extra > 0 )
2338                 {
2339                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2340                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2341                 }
2342             }
2343         }
2344         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2345                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2346                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2347         {
2348             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2349         }
2350         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2351         {
2352             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2353         }
2354         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2355         {
2356             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2357         }
2358         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2359         {
2360             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2361             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2362             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2363             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2364         }
2365         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2366         {
2367             int i, i_offset = 1, i_size[3], i_extra;
2368             uint8_t *p_extra;
2369
2370             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2371
2372             /* Split the 3 headers */
2373             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2374                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2375
2376             for( i = 0; i < 2; i++ )
2377             {
2378                 i_size[i] = 0;
2379                 while( i_offset < tracks[i_track]->i_extra_data )
2380                 {
2381                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2382                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2383                 }
2384             }
2385
2386             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2387             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2388             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2389
2390             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2391             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2392             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2393             for( i = 0; i < 3; i++ )
2394             {
2395                 *(p_extra++) = i_size[i] >> 8;
2396                 *(p_extra++) = i_size[i] & 0xFF;
2397                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2398                         i_size[i] );
2399                 p_extra += i_size[i];
2400                 i_extra += i_size[i];
2401             }
2402         }
2403         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2404                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2405         {
2406             int i_profile, i_srate, sbr = 0;
2407             static unsigned int i_sample_rates[] =
2408             {
2409                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2410                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2411             };
2412
2413             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2414             /* create data for faad (MP4DecSpecificDescrTag)*/
2415
2416             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2417             {
2418                 i_profile = 0;
2419             }
2420             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2421             {
2422                 i_profile = 1;
2423             }
2424             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2425             {
2426                 i_profile = 2;
2427             }
2428             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC/SBR" ) )
2429             {
2430                 i_profile = 1;
2431                 sbr = 1;
2432             }
2433             else
2434             {
2435                 i_profile = 3;
2436             }
2437
2438             for( i_srate = 0; i_srate < 13; i_srate++ )
2439             {
2440                 if( i_sample_rates[i_srate] == tracks[i_track]->i_original_rate )
2441                 {
2442                     break;
2443                 }
2444             }
2445             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2446
2447             tracks[i_track]->fmt.i_extra = sbr ? 5 : 2;
2448             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2449             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2450             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2451             if (sbr != 0)
2452             {
2453                 int syncExtensionType = 0x2B7;
2454                 int iDSRI;
2455                 for (iDSRI=0; iDSRI<13; iDSRI++)
2456                     if( i_sample_rates[iDSRI] == tracks[i_track]->fmt.audio.i_rate )
2457                         break;
2458                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[2] = (syncExtensionType >> 3) & 0xFF;
2459                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[3] = ((syncExtensionType & 0x7) << 5) | 5;
2460                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[4] = ((1 & 0x1) << 7) | (iDSRI << 3);
2461             }
2462         }
2463         else if( !strcmp( tracks[i_track]->psz_codec, "A_AAC" ) )
2464         {
2465             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2466             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2467             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2468             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2469         }
2470         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2471         {
2472             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'W', 'V', 'P', 'K' );
2473             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2474             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2475             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2476         }
2477         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2478         {
2479             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'T', 'T', 'A', '1' );
2480             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2481             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2482             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2483         }
2484         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2485                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2486                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2487         {
2488             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2489             {
2490                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2491             }
2492             else
2493             {
2494                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2495             }
2496             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2497         }
2498         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2499         {
2500             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2501             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2502         }
2503         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/USF" ) )
2504         {
2505             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 's', 'f', ' ' );
2506             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2507             if( tracks[i_track]->i_extra_data )
2508             {
2509                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2510                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2511                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2512             }
2513         }
2514         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2515                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2516                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2517                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2518         {
2519             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2520             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2521             if( tracks[i_track]->i_extra_data )
2522             {
2523                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2524                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2525                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2526             }
2527         }
2528         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2529         {
2530             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2531             if( tracks[i_track]->i_extra_data )
2532             {
2533                 char *p_start;
2534                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2535                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2536                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2537
2538                 p_start = strstr( p_buf, "size:" );
2539                 if( sscanf( p_start, "size: %dx%d",
2540                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2541                 {
2542                     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 );
2543                 }
2544                 else
2545                 {
2546                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2547                 }
2548                 free( p_buf );
2549             }
2550         }
2551         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2552         {
2553             tracks[i_track]->fmt.i_cat = NAV_ES;
2554             continue;
2555         }
2556         else
2557         {
2558             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2559             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2560         }
2561         if( tracks[i_track]->b_default )
2562         {
2563             tracks[i_track]->fmt.i_priority = 1000;
2564         }
2565
2566         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2567
2568         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2569     }
2570
2571     sys.i_start_pts = i_start_time;
2572     // reset the stream reading to the first cluster of the segment used
2573     es.I_O().setFilePointer( i_start_pos );
2574
2575     delete ep;
2576     ep = new EbmlParser( &es, segment, &sys.demuxer );
2577
2578     return true;
2579 }
2580
2581 void demux_sys_t::StartUiThread()
2582 {
2583     if ( !b_ui_hooked )
2584     {
2585         msg_Dbg( &demuxer, "Starting the UI Hook" );
2586         b_ui_hooked = true;
2587         /* FIXME hack hack hack hack FIXME */
2588         /* Get p_input and create variable */
2589         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2590         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2591         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2592         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2593         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2594         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2595         var_Create( p_input, "menu-palette", VLC_VAR_ADDRESS );
2596         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2597         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2598
2599         /* Now create our event thread catcher */
2600         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2601         p_ev->p_demux = &demuxer;
2602         p_ev->b_die = VLC_FALSE;
2603         vlc_mutex_init( p_ev, &p_ev->lock );
2604         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2605                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2606     }
2607 }
2608
2609 void demux_sys_t::StopUiThread()
2610 {
2611     if ( b_ui_hooked )
2612     {
2613         p_ev->b_die = VLC_TRUE;
2614
2615         vlc_thread_join( p_ev );
2616         vlc_object_destroy( p_ev );
2617
2618         p_ev = NULL;
2619
2620         var_Destroy( p_input, "highlight-mutex" );
2621         var_Destroy( p_input, "highlight" );
2622         var_Destroy( p_input, "x-start" );
2623         var_Destroy( p_input, "x-end" );
2624         var_Destroy( p_input, "y-start" );
2625         var_Destroy( p_input, "y-end" );
2626         var_Destroy( p_input, "color" );
2627         var_Destroy( p_input, "menu-palette" );
2628
2629         vlc_object_release( p_input );
2630
2631         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2632     }
2633     b_ui_hooked = false;
2634 }
2635
2636 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2637                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2638 {
2639     event_thread_t *p_ev = (event_thread_t *) p_data;
2640     vlc_mutex_lock( &p_ev->lock );
2641     if( psz_var[6] == 'c' )
2642     {
2643         p_ev->b_clicked = VLC_TRUE;
2644         msg_Dbg( p_this, "Event Mouse: clicked");
2645     }
2646     else if( psz_var[6] == 'm' )
2647         p_ev->b_moved = VLC_TRUE;
2648     vlc_mutex_unlock( &p_ev->lock );
2649
2650     return VLC_SUCCESS;
2651 }
2652
2653 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2654                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2655 {
2656     event_thread_t *p_ev = (event_thread_t *) p_data;
2657     vlc_mutex_lock( &p_ev->lock );
2658     p_ev->b_key = VLC_TRUE;
2659     vlc_mutex_unlock( &p_ev->lock );
2660     msg_Dbg( p_this, "Event Key");
2661
2662     return VLC_SUCCESS;
2663 }
2664
2665 int demux_sys_t::EventThread( vlc_object_t *p_this )
2666 {
2667     event_thread_t *p_ev = (event_thread_t*)p_this;
2668     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2669     vlc_object_t   *p_vout = NULL;
2670
2671     p_ev->b_moved   = VLC_FALSE;
2672     p_ev->b_clicked = VLC_FALSE;
2673     p_ev->b_key     = VLC_FALSE;
2674
2675     /* catch all key event */
2676     var_AddCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2677
2678     /* main loop */
2679     while( !p_ev->b_die )
2680     {
2681         if ( !p_sys->b_pci_packet_set )
2682         {
2683             /* Wait 100ms */
2684             msleep( 100000 );
2685             continue;
2686         }
2687
2688         vlc_bool_t b_activated = VLC_FALSE;
2689
2690         /* KEY part */
2691         if( p_ev->b_key )
2692         {
2693             vlc_value_t valk;
2694             struct libvlc_int_t::hotkey *p_hotkeys = p_ev->p_libvlc->p_hotkeys;
2695             int i, i_action = -1;
2696
2697             msg_Dbg( p_ev->p_demux, "Handle Key Event");
2698
2699             vlc_mutex_lock( &p_ev->lock );
2700
2701             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2702
2703             var_Get( p_ev->p_libvlc, "key-pressed", &valk );
2704             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2705             {
2706                 if( p_hotkeys[i].i_key == valk.i_int )
2707                 {
2708                     i_action = p_hotkeys[i].i_action;
2709                 }
2710             }
2711
2712             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2713
2714             switch( i_action )
2715             {
2716             case ACTIONID_NAV_LEFT:
2717                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2718                 {
2719                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2720                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2721                     {
2722                         i_curr_button = p_button_ptr->left;
2723                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2724                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2725                         if ( button_ptr.auto_action_mode )
2726                         {
2727                             vlc_mutex_unlock( &p_ev->lock );
2728                             vlc_mutex_lock( &p_sys->lock_demuxer );
2729
2730                             // process the button action
2731                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2732
2733                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2734                             vlc_mutex_lock( &p_ev->lock );
2735                         }
2736                     }
2737                 }
2738                 break;
2739             case ACTIONID_NAV_RIGHT:
2740                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2741                 {
2742                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2743                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2744                     {
2745                         i_curr_button = p_button_ptr->right;
2746                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2747                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2748                         if ( button_ptr.auto_action_mode )
2749                         {
2750                             vlc_mutex_unlock( &p_ev->lock );
2751                             vlc_mutex_lock( &p_sys->lock_demuxer );
2752
2753                             // process the button action
2754                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2755
2756                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2757                             vlc_mutex_lock( &p_ev->lock );
2758                         }
2759                     }
2760                 }
2761                 break;
2762             case ACTIONID_NAV_UP:
2763                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2764                 {
2765                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2766                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2767                     {
2768                         i_curr_button = p_button_ptr->up;
2769                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2770                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2771                         if ( button_ptr.auto_action_mode )
2772                         {
2773                             vlc_mutex_unlock( &p_ev->lock );
2774                             vlc_mutex_lock( &p_sys->lock_demuxer );
2775
2776                             // process the button action
2777                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2778
2779                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2780                             vlc_mutex_lock( &p_ev->lock );
2781                         }
2782                     }
2783                 }
2784                 break;
2785             case ACTIONID_NAV_DOWN:
2786                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2787                 {
2788                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2789                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2790                     {
2791                         i_curr_button = p_button_ptr->down;
2792                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2793                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2794                         if ( button_ptr.auto_action_mode )
2795                         {
2796                             vlc_mutex_unlock( &p_ev->lock );
2797                             vlc_mutex_lock( &p_sys->lock_demuxer );
2798
2799                             // process the button action
2800                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2801
2802                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2803                             vlc_mutex_lock( &p_ev->lock );
2804                         }
2805                     }
2806                 }
2807                 break;
2808             case ACTIONID_NAV_ACTIVATE:
2809                 b_activated = VLC_TRUE;
2810
2811                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2812                 {
2813                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2814
2815                     vlc_mutex_unlock( &p_ev->lock );
2816                     vlc_mutex_lock( &p_sys->lock_demuxer );
2817
2818                     // process the button action
2819                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2820
2821                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2822                     vlc_mutex_lock( &p_ev->lock );
2823                 }
2824                 break;
2825             default:
2826                 break;
2827             }
2828             p_ev->b_key = VLC_FALSE;
2829             vlc_mutex_unlock( &p_ev->lock );
2830         }
2831
2832         /* MOUSE part */
2833         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2834         {
2835             vlc_value_t valx, valy;
2836
2837             vlc_mutex_lock( &p_ev->lock );
2838             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2839             var_Get( p_vout, "mouse-x", &valx );
2840             var_Get( p_vout, "mouse-y", &valy );
2841
2842             if( p_ev->b_clicked )
2843             {
2844                 int32_t button;
2845                 int32_t best,dist,d;
2846                 int32_t mx,my,dx,dy;
2847
2848                 msg_Dbg( p_ev->p_demux, "Handle Mouse Event: Mouse clicked x(%d)*y(%d)", (unsigned)valx.i_int, (unsigned)valy.i_int);
2849
2850                 b_activated = VLC_TRUE;
2851                 // get current button
2852                 best = 0;
2853                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2854                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2855                 {
2856                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2857
2858                     if(((unsigned)valx.i_int >= button_ptr->x_start)
2859                      && ((unsigned)valx.i_int <= button_ptr->x_end)
2860                      && ((unsigned)valy.i_int >= button_ptr->y_start)
2861                      && ((unsigned)valy.i_int <= button_ptr->y_end))
2862                     {
2863                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2864                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2865                         dx = mx - valx.i_int;
2866                         dy = my - valy.i_int;
2867                         d = (dx*dx) + (dy*dy);
2868                         /* If the mouse is within the button and the mouse is closer
2869                         * to the center of this button then it is the best choice. */
2870                         if(d < dist) {
2871                             dist = d;
2872                             best = button;
2873                         }
2874                     }
2875                 }
2876
2877                 if ( best != 0)
2878                 {
2879                     btni_t button_ptr = pci->hli.btnit[best-1];
2880                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2881
2882                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2883                     vlc_mutex_unlock( &p_ev->lock );
2884                     vlc_mutex_lock( &p_sys->lock_demuxer );
2885
2886                     // process the button action
2887                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2888                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2889
2890                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2891
2892                     // select new button
2893                     if ( best != i_curr_button )
2894                     {
2895                         vlc_value_t val;
2896
2897                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2898                         {
2899                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2900                             uint32_t i_palette;
2901
2902                             if(button_ptr.btn_coln != 0) {
2903                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2904                             } else {
2905                                 i_palette = 0;
2906                             }
2907
2908                             for( int i = 0; i < 4; i++ )
2909                             {
2910                                 uint32_t i_yuv = 0xFF;//p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
2911                                 uint8_t i_alpha = (i_palette>>(i*4))&0x0f;
2912                                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
2913
2914                                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
2915                                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
2916                                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
2917                                 p_sys->palette[i][3] = i_alpha;
2918                             }
2919
2920                             vlc_mutex_lock( p_mutex );
2921                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2922                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2923                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2924                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2925
2926                             val.p_address = (void *)p_sys->palette;
2927                             var_Set( p_sys->p_input, "menu-palette", val );
2928
2929                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2930                             vlc_mutex_unlock( p_mutex );
2931                         }
2932                     }
2933                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2934                     vlc_mutex_lock( &p_ev->lock );
2935                 }
2936             }
2937             else if( p_ev->b_moved )
2938             {
2939 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2940             }
2941
2942             p_ev->b_moved = VLC_FALSE;
2943             p_ev->b_clicked = VLC_FALSE;
2944             vlc_mutex_unlock( &p_ev->lock );
2945         }
2946
2947         /* VOUT part */
2948         if( p_vout && p_vout->b_die )
2949         {
2950             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2951             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2952             vlc_object_release( p_vout );
2953             p_vout = NULL;
2954         }
2955
2956         else if( p_vout == NULL )
2957         {
2958             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2959                                       FIND_CHILD );
2960             if( p_vout)
2961             {
2962                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2963                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2964             }
2965         }
2966
2967         /* Wait a bit, 10ms */
2968         msleep( 10000 );
2969     }
2970
2971     /* Release callback */
2972     if( p_vout )
2973     {
2974         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2975         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2976         vlc_object_release( p_vout );
2977     }
2978     var_DelCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2979
2980     vlc_mutex_destroy( &p_ev->lock );
2981
2982     return VLC_SUCCESS;
2983 }
2984
2985 void matroska_segment_c::UnSelect( )
2986 {
2987     size_t i_track;
2988
2989     for( i_track = 0; i_track < tracks.size(); i_track++ )
2990     {
2991         if ( tracks[i_track]->p_es != NULL )
2992         {
2993 //            es_format_Clean( &tracks[i_track]->fmt );
2994             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2995             tracks[i_track]->p_es = NULL;
2996         }
2997     }
2998     delete ep;
2999     ep = NULL;
3000 }
3001
3002 void virtual_segment_c::PrepareChapters( )
3003 {
3004     if ( linked_segments.size() == 0 )
3005         return;
3006
3007     // !!! should be called only once !!!
3008     matroska_segment_c *p_segment;
3009     size_t i, j;
3010
3011     // copy editions from the first segment
3012     p_segment = linked_segments[0];
3013     p_editions = &p_segment->stored_editions;
3014
3015     for ( i=1 ; i<linked_segments.size(); i++ )
3016     {
3017         p_segment = linked_segments[i];
3018         // FIXME assume we have the same editions in all segments
3019         for (j=0; j<p_segment->stored_editions.size(); j++)
3020             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
3021     }
3022 }
3023
3024 std::string chapter_edition_c::GetMainName() const
3025 {
3026     if ( sub_chapters.size() )
3027     {
3028         return sub_chapters[0]->GetCodecName( true );
3029     }
3030     return "";
3031 }
3032
3033 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
3034 {
3035     // add support for meta-elements from codec like DVD Titles
3036     if ( !b_display_seekpoint || psz_name == "" )
3037     {
3038         psz_name = GetCodecName();
3039         if ( psz_name != "" )
3040             b_display_seekpoint = true;
3041     }
3042
3043     if (b_display_seekpoint)
3044     {
3045         seekpoint_t *sk = vlc_seekpoint_New();
3046
3047         sk->i_level = i_level;
3048         sk->i_time_offset = i_start_time;
3049         sk->psz_name = strdup( psz_name.c_str() );
3050
3051         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
3052         title.i_seekpoint++;
3053         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
3054         title.seekpoint[title.i_seekpoint-1] = sk;
3055
3056         if ( b_user_display )
3057             i_user_chapters++;
3058     }
3059
3060     for ( size_t i=0; i<sub_chapters.size() ; i++)
3061     {
3062         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
3063     }
3064
3065     i_seekpoint_num = i_user_chapters;
3066
3067     return i_user_chapters;
3068 }
3069
3070 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
3071 {
3072     demux_sys_t & sys = *demux.p_sys;
3073     chapter_item_c *psz_curr_chapter;
3074     bool b_has_seeked = false;
3075
3076     /* update current chapter/seekpoint */
3077     if ( p_editions->size() )
3078     {
3079         /* 1st, we need to know in which chapter we are */
3080         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts, psz_current_chapter );
3081
3082         /* we have moved to a new chapter */
3083         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
3084         {
3085             if ( (*p_editions)[i_current_edition]->b_ordered )
3086             {
3087                 // Leave/Enter up to the link point
3088                 b_has_seeked = psz_curr_chapter->EnterAndLeave( psz_current_chapter );
3089                 if ( !b_has_seeked )
3090                 {
3091                     // only physically seek if necessary
3092                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
3093                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
3094                 }
3095             }
3096
3097             if ( !b_has_seeked )
3098             {
3099                 psz_current_chapter = psz_curr_chapter;
3100                 if ( psz_curr_chapter->i_seekpoint_num > 0 )
3101                 {
3102                     demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
3103                     demux.info.i_title = sys.i_current_title = i_sys_title;
3104                     demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
3105                 }
3106             }
3107
3108             return true;
3109         }
3110         else if (psz_curr_chapter == NULL)
3111         {
3112             // out of the scope of the data described by chapters, leave the edition
3113             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
3114             {
3115                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
3116                     psz_current_chapter = NULL;
3117                 else
3118                     return true;
3119             }
3120         }
3121     }
3122     return false;
3123 }
3124
3125 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
3126                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3127                                     const void *p_cookie,
3128                                     size_t i_cookie_size )
3129 {
3130     // FIXME don't assume it is the first edition
3131     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3132     if ( index != p_editions->end() )
3133     {
3134         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3135         if ( p_result != NULL )
3136             return p_result;
3137     }
3138     return NULL;
3139 }
3140
3141 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
3142 {
3143     // FIXME don't assume it is the first edition
3144     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3145     if ( index != p_editions->end() )
3146     {
3147         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
3148         if ( p_result != NULL )
3149             return p_result;
3150     }
3151     return NULL;
3152 }
3153
3154 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
3155                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3156                                     const void *p_cookie,
3157                                     size_t i_cookie_size )
3158 {
3159     // this chapter
3160     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3161     while ( index != codecs.end() )
3162     {
3163         if ( match( **index ,p_cookie, i_cookie_size ) )
3164             return this;
3165         index++;
3166     }
3167
3168     // sub-chapters
3169     chapter_item_c *p_result = NULL;
3170     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
3171     while ( index2 != sub_chapters.end() )
3172     {
3173         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3174         if ( p_result != NULL )
3175             return p_result;
3176         index2++;
3177     }
3178
3179     return p_result;
3180 }
3181
3182 void chapter_item_c::Append( const chapter_item_c & chapter )
3183 {
3184     // we are appending content for the same chapter UID
3185     size_t i;
3186     chapter_item_c *p_chapter;
3187
3188     for ( i=0; i<chapter.sub_chapters.size(); i++ )
3189     {
3190         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
3191         if ( p_chapter != NULL )
3192         {
3193             p_chapter->Append( *chapter.sub_chapters[i] );
3194         }
3195         else
3196         {
3197             sub_chapters.push_back( chapter.sub_chapters[i] );
3198         }
3199     }
3200
3201     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
3202     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
3203 }
3204
3205 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
3206 {
3207     size_t i;
3208     chapter_item_c *p_result = NULL;
3209
3210     if ( i_uid == i_find_uid )
3211         return this;
3212
3213     for ( i=0; i<sub_chapters.size(); i++)
3214     {
3215         p_result = sub_chapters[i]->FindChapter( i_find_uid );
3216         if ( p_result != NULL )
3217             break;
3218     }
3219     return p_result;
3220 }
3221
3222 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
3223 {
3224     std::string result;
3225
3226     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3227     while ( index != codecs.end() )
3228     {
3229         result = (*index)->GetCodecName( f_for_title );
3230         if ( result != "" )
3231             break;
3232         index++;
3233     }
3234
3235     return result;
3236 }
3237
3238 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
3239 {
3240     std::string result;
3241     if ( p_private_data->GetSize() >= 3)
3242     {
3243         const binary* p_data = p_private_data->GetBuffer();
3244 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
3245         {
3246             uint16_t i_title = (p_data[1] << 8) + p_data[2];
3247             char psz_str[11];
3248             sprintf( psz_str, " %d  ---", i_title );
3249             result = N_("---  DVD Title");
3250             result += psz_str;
3251         }
3252         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
3253         {
3254             char psz_str[11];
3255             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
3256             result = N_("---  DVD Menu");
3257             result += psz_str;
3258         }
3259         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
3260         {
3261             if ( p_data[1] == 0x00 )
3262                 result = N_("First Played");
3263             else if ( p_data[1] == 0xC0 )
3264                 result = N_("Video Manager");
3265             else if ( p_data[1] == 0x80 )
3266             {
3267                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
3268                 char psz_str[20];
3269                 sprintf( psz_str, " %d -----", i_title );
3270                 result = N_("----- Title");
3271                 result += psz_str;
3272             }
3273         }
3274     }
3275
3276     return result;
3277 }
3278
3279 int16 chapter_item_c::GetTitleNumber( ) const
3280 {
3281     int result = -1;
3282
3283     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3284     while ( index != codecs.end() )
3285     {
3286         result = (*index)->GetTitleNumber( );
3287         if ( result >= 0 )
3288             break;
3289         index++;
3290     }
3291
3292     return result;
3293 }
3294
3295 int16 dvd_chapter_codec_c::GetTitleNumber()
3296 {
3297     if ( p_private_data->GetSize() >= 3)
3298     {
3299         const binary* p_data = p_private_data->GetBuffer();
3300         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
3301         {
3302             return int16( (p_data[2] << 8) + p_data[3] );
3303         }
3304     }
3305     return -1;
3306 }
3307
3308 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
3309 {
3310     demux_sys_t        *p_sys = p_demux->p_sys;
3311     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3312     matroska_segment_c *p_segment = p_vsegment->Segment();
3313     mtime_t            i_time_offset = 0;
3314
3315     int         i_index;
3316
3317     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
3318     if( i_date < 0 && f_percent < 0 )
3319     {
3320         msg_Warn( p_demux, "cannot seek nowhere !" );
3321         return;
3322     }
3323     if( f_percent > 1.0 )
3324     {
3325         msg_Warn( p_demux, "cannot seek so far !" );
3326         return;
3327     }
3328
3329     /* seek without index or without date */
3330     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3331     {
3332         if (p_sys->f_duration >= 0)
3333         {
3334             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3335         }
3336         else
3337         {
3338             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3339
3340             msg_Dbg( p_demux, "inacurate way of seeking" );
3341             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3342             {
3343                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3344                 {
3345                     break;
3346                 }
3347             }
3348             if( i_index == p_segment->i_index )
3349             {
3350                 i_index--;
3351             }
3352
3353             i_date = p_segment->p_indexes[i_index].i_time;
3354
3355 #if 0
3356             if( p_segment->p_indexes[i_index].i_position < i_pos )
3357             {
3358                 EbmlElement *el;
3359
3360                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3361
3362                 /* search a cluster */
3363                 while( ( el = p_sys->ep->Get() ) != NULL )
3364                 {
3365                     if( MKV_IS_ID( el, KaxCluster ) )
3366                     {
3367                         KaxCluster *cluster = (KaxCluster*)el;
3368
3369                         /* add it to the index */
3370                         p_segment->IndexAppendCluster( cluster );
3371
3372                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3373                         {
3374                             p_sys->cluster = cluster;
3375                             p_sys->ep->Down();
3376                             break;
3377                         }
3378                     }
3379                 }
3380             }
3381 #endif
3382         }
3383     }
3384
3385     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3386 }
3387
3388 /*****************************************************************************
3389  * Demux: reads and demuxes data packets
3390  *****************************************************************************
3391  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3392  *****************************************************************************/
3393 static int Demux( demux_t *p_demux)
3394 {
3395     demux_sys_t        *p_sys = p_demux->p_sys;
3396
3397     vlc_mutex_lock( &p_sys->lock_demuxer );
3398
3399     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3400     matroska_segment_c *p_segment = p_vsegment->Segment();
3401     if ( p_segment == NULL ) return 0;
3402     int                i_block_count = 0;
3403     int                i_return = 0;
3404
3405     for( ;; )
3406     {
3407         if ( p_sys->demuxer.b_die )
3408             break;
3409
3410         if( p_sys->i_pts >= p_sys->i_start_pts  )
3411             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3412             {
3413                 i_return = 1;
3414                 break;
3415             }
3416
3417         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3418         {
3419             /* nothing left to read in this ordered edition */
3420             if ( !p_vsegment->SelectNext() )
3421                 break;
3422             p_segment->UnSelect( );
3423
3424             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3425
3426             /* switch to the next segment */
3427             p_segment = p_vsegment->Segment();
3428             if ( !p_segment->Select( 0 ) )
3429             {
3430                 msg_Err( p_demux, "Failed to select new segment" );
3431                 break;
3432             }
3433             continue;
3434         }
3435
3436         KaxBlock *block;
3437         int64_t i_block_duration = 0;
3438         int64_t i_block_ref1;
3439         int64_t i_block_ref2;
3440
3441 #if LIBMATROSKA_VERSION >= 0x000800
3442         KaxSimpleBlock *simpleblock;
3443
3444         if( p_segment->BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3445 #else
3446         if( p_segment->BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3447 #endif
3448         {
3449             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3450             {
3451                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3452                 // check if there are more chapters to read
3453                 if ( p_chap != NULL )
3454                 {
3455                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3456                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3457                         p_vsegment->SelectNext();
3458                     */
3459                     p_sys->i_pts = p_chap->i_user_end_time;
3460                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3461
3462                     i_return = 1;
3463                 }
3464
3465                 break;
3466             }
3467             else
3468             {
3469                 msg_Warn( p_demux, "cannot get block EOF?" );
3470                 p_segment->UnSelect( );
3471
3472                 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3473
3474                 /* switch to the next segment */
3475                 if ( !p_vsegment->SelectNext() )
3476                     // no more segments in this stream
3477                     break;
3478                 p_segment = p_vsegment->Segment();
3479                 if ( !p_segment->Select( 0 ) )
3480                 {
3481                     msg_Err( p_demux, "Failed to select new segment" );
3482                     break;
3483                 }
3484
3485                 continue;
3486             }
3487         }
3488
3489 #if LIBMATROSKA_VERSION >= 0x000800
3490         if ( simpleblock != NULL )
3491             p_sys->i_pts = (p_sys->i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
3492         else
3493 #endif
3494         p_sys->i_pts = (p_sys->i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
3495
3496         if( p_sys->i_pts >= p_sys->i_start_pts  )
3497         {
3498             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3499
3500             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3501             {
3502                 i_return = 1;
3503                 delete block;
3504                 break;
3505             }
3506         }
3507
3508         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3509         {
3510             /* nothing left to read in this ordered edition */
3511             if ( !p_vsegment->SelectNext() )
3512             {
3513                 delete block;
3514                 break;
3515             }
3516             p_segment->UnSelect( );
3517
3518             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3519
3520             /* switch to the next segment */
3521             p_segment = p_vsegment->Segment();
3522             if ( !p_segment->Select( 0 ) )
3523             {
3524                 msg_Err( p_demux, "Failed to select new segment" );
3525                 delete block;
3526                 break;
3527             }
3528             delete block;
3529             continue;
3530         }
3531
3532 #if LIBMATROSKA_VERSION >= 0x000800
3533         BlockDecode( p_demux, block, simpleblock, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3534 #else
3535         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3536 #endif
3537
3538         delete block;
3539         i_block_count++;
3540
3541         // TODO optimize when there is need to leave or when seeking has been called
3542         if( i_block_count > 5 )
3543         {
3544             i_return = 1;
3545             break;
3546         }
3547     }
3548
3549     vlc_mutex_unlock( &p_sys->lock_demuxer );
3550
3551     return i_return;
3552 }
3553
3554
3555
3556 /*****************************************************************************
3557  * Stream managment
3558  *****************************************************************************/
3559 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_, vlc_bool_t b_owner_ )
3560 {
3561     s = s_;
3562     b_owner = b_owner_;
3563     mb_eof = VLC_FALSE;
3564 }
3565
3566 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3567 {
3568     if( i_size <= 0 || mb_eof )
3569     {
3570         return 0;
3571     }
3572
3573     return stream_Read( s, p_buffer, i_size );
3574 }
3575 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3576 {
3577     int64_t i_pos;
3578
3579     switch( mode )
3580     {
3581         case seek_beginning:
3582             i_pos = i_offset;
3583             break;
3584         case seek_end:
3585             i_pos = stream_Size( s ) - i_offset;
3586             break;
3587         default:
3588             i_pos= stream_Tell( s ) + i_offset;
3589             break;
3590     }
3591
3592     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3593     {
3594         mb_eof = VLC_TRUE;
3595         return;
3596     }
3597
3598     mb_eof = VLC_FALSE;
3599     if( stream_Seek( s, i_pos ) )
3600     {
3601         mb_eof = VLC_TRUE;
3602     }
3603     return;
3604 }
3605 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3606 {
3607     return 0;
3608 }
3609 uint64 vlc_stream_io_callback::getFilePointer( void )
3610 {
3611     if ( s == NULL )
3612         return 0;
3613     return stream_Tell( s );
3614 }
3615 void vlc_stream_io_callback::close( void )
3616 {
3617     return;
3618 }
3619
3620
3621 /*****************************************************************************
3622  * Ebml Stream parser
3623  *****************************************************************************/
3624 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3625 {
3626     int i;
3627
3628     m_es = es;
3629     m_got = NULL;
3630     m_el[0] = el_start;
3631     mi_remain_size[0] = el_start->GetSize();
3632
3633     for( i = 1; i < 6; i++ )
3634     {
3635         m_el[i] = NULL;
3636     }
3637     mi_level = 1;
3638     mi_user_level = 1;
3639     mb_keep = VLC_FALSE;
3640     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3641 }
3642
3643 EbmlParser::~EbmlParser( void )
3644 {
3645     int i;
3646
3647     for( i = 1; i < mi_level; i++ )
3648     {
3649         if( !mb_keep )
3650         {
3651             delete m_el[i];
3652         }
3653         mb_keep = VLC_FALSE;
3654     }
3655 }
3656
3657 EbmlElement* EbmlParser::UnGet( uint64 i_block_pos, uint64 i_cluster_pos )
3658 {
3659     if ( mi_user_level > mi_level )
3660     {
3661         while ( mi_user_level != mi_level )
3662         {
3663             delete m_el[mi_user_level];
3664             m_el[mi_user_level] = NULL;
3665             mi_user_level--;
3666         }
3667     }
3668     m_got = NULL;
3669     mb_keep = VLC_FALSE;
3670     if ( m_el[1]->GetElementPosition() == i_cluster_pos )
3671     {
3672         m_es->I_O().setFilePointer( i_block_pos, seek_beginning );
3673         return (EbmlMaster*) m_el[1];
3674     }
3675     else
3676     {
3677         // seek to the previous Cluster
3678         m_es->I_O().setFilePointer( i_cluster_pos, seek_beginning );
3679         mi_level--;
3680         mi_user_level--;
3681         delete m_el[mi_level];
3682         m_el[mi_level] = NULL;
3683         return NULL;
3684     }
3685 }
3686
3687 void EbmlParser::Up( void )
3688 {
3689     if( mi_user_level == mi_level )
3690     {
3691         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3692     }
3693
3694     mi_user_level--;
3695 }
3696
3697 void EbmlParser::Down( void )
3698 {
3699     mi_user_level++;
3700     mi_level++;
3701 }
3702
3703 void EbmlParser::Keep( void )
3704 {
3705     mb_keep = VLC_TRUE;
3706 }
3707
3708 int EbmlParser::GetLevel( void )
3709 {
3710     return mi_user_level;
3711 }
3712
3713 void EbmlParser::Reset( demux_t *p_demux )
3714 {
3715     while ( mi_level > 0)
3716     {
3717         delete m_el[mi_level];
3718         m_el[mi_level] = NULL;
3719         mi_level--;
3720     }
3721     mi_user_level = mi_level = 1;
3722 #if LIBEBML_VERSION >= 0x000704
3723     // a little faster and cleaner
3724     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3725 #else
3726     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3727 #endif
3728     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3729 }
3730
3731 EbmlElement *EbmlParser::Get( void )
3732 {
3733     int i_ulev = 0;
3734
3735     if( mi_user_level != mi_level )
3736     {
3737         return NULL;
3738     }
3739     if( m_got )
3740     {
3741         EbmlElement *ret = m_got;
3742         m_got = NULL;
3743
3744         return ret;
3745     }
3746
3747     if( m_el[mi_level] )
3748     {
3749         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3750         if( !mb_keep )
3751         {
3752             delete m_el[mi_level];
3753         }
3754         mb_keep = VLC_FALSE;
3755     }
3756
3757     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3758 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3759     if( i_ulev > 0 )
3760     {
3761         while( i_ulev > 0 )
3762         {
3763             if( mi_level == 1 )
3764             {
3765                 mi_level = 0;
3766                 return NULL;
3767             }
3768
3769             delete m_el[mi_level - 1];
3770             m_got = m_el[mi_level -1] = m_el[mi_level];
3771             m_el[mi_level] = NULL;
3772
3773             mi_level--;
3774             i_ulev--;
3775         }
3776         return NULL;
3777     }
3778     else if( m_el[mi_level] == NULL )
3779     {
3780         fprintf( stderr," m_el[mi_level] == NULL\n" );
3781     }
3782
3783     return m_el[mi_level];
3784 }
3785
3786
3787 /*****************************************************************************
3788  * Tools
3789  *  * LoadCues : load the cues element and update index
3790  *
3791  *  * LoadTags : load ... the tags element
3792  *
3793  *  * InformationCreate : create all information, load tags if present
3794  *
3795  *****************************************************************************/
3796 void matroska_segment_c::LoadCues( )
3797 {
3798     int64_t     i_sav_position = es.I_O().getFilePointer();
3799     EbmlParser  *ep;
3800     EbmlElement *el, *cues;
3801
3802     /* *** Load the cue if found *** */
3803     if( i_cues_position < 0 )
3804     {
3805         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3806
3807 //        IndexAppendCluster( cluster );
3808     }
3809
3810     vlc_bool_t b_seekable;
3811
3812     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3813     if( !b_seekable )
3814         return;
3815
3816     msg_Dbg( &sys.demuxer, "loading cues" );
3817     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3818     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3819
3820     if( cues == NULL )
3821     {
3822         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3823         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3824         return;
3825     }
3826
3827     ep = new EbmlParser( &es, cues, &sys.demuxer );
3828     while( ( el = ep->Get() ) != NULL )
3829     {
3830         if( MKV_IS_ID( el, KaxCuePoint ) )
3831         {
3832 #define idx p_indexes[i_index]
3833
3834             idx.i_track       = -1;
3835             idx.i_block_number= -1;
3836             idx.i_position    = -1;
3837             idx.i_time        = 0;
3838             idx.b_key         = VLC_TRUE;
3839
3840             ep->Down();
3841             while( ( el = ep->Get() ) != NULL )
3842             {
3843                 if( MKV_IS_ID( el, KaxCueTime ) )
3844                 {
3845                     KaxCueTime &ctime = *(KaxCueTime*)el;
3846
3847                     ctime.ReadData( es.I_O() );
3848
3849                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3850                 }
3851                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3852                 {
3853                     ep->Down();
3854                     while( ( el = ep->Get() ) != NULL )
3855                     {
3856                         if( MKV_IS_ID( el, KaxCueTrack ) )
3857                         {
3858                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3859
3860                             ctrack.ReadData( es.I_O() );
3861                             idx.i_track = uint16( ctrack );
3862                         }
3863                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3864                         {
3865                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3866
3867                             ccpos.ReadData( es.I_O() );
3868                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3869                         }
3870                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3871                         {
3872                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3873
3874                             cbnum.ReadData( es.I_O() );
3875                             idx.i_block_number = uint32( cbnum );
3876                         }
3877                         else
3878                         {
3879                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3880                         }
3881                     }
3882                     ep->Up();
3883                 }
3884                 else
3885                 {
3886                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3887                 }
3888             }
3889             ep->Up();
3890
3891 #if 0
3892             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3893                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3894                      idx.i_track, idx.i_block_number );
3895 #endif
3896
3897             i_index++;
3898             if( i_index >= i_index_max )
3899             {
3900                 i_index_max += 1024;
3901                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3902             }
3903 #undef idx
3904         }
3905         else
3906         {
3907             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3908         }
3909     }
3910     delete ep;
3911     delete cues;
3912
3913     b_cues = VLC_TRUE;
3914
3915     msg_Dbg( &sys.demuxer, "loading cues done." );
3916     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3917 }
3918
3919 void matroska_segment_c::LoadTags( )
3920 {
3921     int64_t     i_sav_position = es.I_O().getFilePointer();
3922     EbmlParser  *ep;
3923     EbmlElement *el, *tags;
3924
3925     msg_Dbg( &sys.demuxer, "loading tags" );
3926     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3927     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3928
3929     if( tags == NULL )
3930     {
3931         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3932         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3933         return;
3934     }
3935
3936     msg_Dbg( &sys.demuxer, "Tags" );
3937     ep = new EbmlParser( &es, tags, &sys.demuxer );
3938     while( ( el = ep->Get() ) != NULL )
3939     {
3940         if( MKV_IS_ID( el, KaxTag ) )
3941         {
3942             msg_Dbg( &sys.demuxer, "+ Tag" );
3943             ep->Down();
3944             while( ( el = ep->Get() ) != NULL )
3945             {
3946                 if( MKV_IS_ID( el, KaxTagTargets ) )
3947                 {
3948                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3949                     ep->Down();
3950                     while( ( el = ep->Get() ) != NULL )
3951                     {
3952                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3953                     }
3954                     ep->Up();
3955                 }
3956                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3957                 {
3958                     msg_Dbg( &sys.demuxer, "|   + General" );
3959                     ep->Down();
3960                     while( ( el = ep->Get() ) != NULL )
3961                     {
3962                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3963                     }
3964                     ep->Up();
3965                 }
3966                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3967                 {
3968                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3969                     ep->Down();
3970                     while( ( el = ep->Get() ) != NULL )
3971                     {
3972                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3973                     }
3974                     ep->Up();
3975                 }
3976                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3977                 {
3978                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3979                     ep->Down();
3980                     while( ( el = ep->Get() ) != NULL )
3981                     {
3982                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3983                     }
3984                     ep->Up();
3985                 }
3986                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3987                 {
3988                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3989                     ep->Down();
3990                     while( ( el = ep->Get() ) != NULL )
3991                     {
3992                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3993                     }
3994                     ep->Up();
3995                 }
3996                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3997                 {
3998                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3999                 }
4000                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
4001                 {
4002                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
4003                 }
4004                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
4005                 {
4006                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
4007                 }
4008                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
4009                 {
4010                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
4011                 }
4012                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
4013                 {
4014                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
4015                 }
4016                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
4017                 {
4018                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
4019                 }
4020                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
4021                 {
4022                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
4023                 }
4024                 else
4025                 {
4026                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
4027                 }
4028             }
4029             ep->Up();
4030         }
4031         else
4032         {
4033             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
4034         }
4035     }
4036     delete ep;
4037     delete tags;
4038
4039     msg_Dbg( &sys.demuxer, "loading tags done." );
4040     es.I_O().setFilePointer( i_sav_position, seek_beginning );
4041 }
4042
4043 /*****************************************************************************
4044  * ParseSeekHead:
4045  *****************************************************************************/
4046 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
4047 {
4048     EbmlElement *el;
4049     size_t i, j;
4050     int i_upper_level = 0;
4051
4052     msg_Dbg( &sys.demuxer, "|   + Seek head" );
4053
4054     /* Master elements */
4055     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
4056
4057     for( i = 0; i < seekhead->ListSize(); i++ )
4058     {
4059         EbmlElement *l = (*seekhead)[i];
4060
4061         if( MKV_IS_ID( l, KaxSeek ) )
4062         {
4063             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
4064             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
4065             int64_t i_pos = -1;
4066
4067             for( j = 0; j < sk->ListSize(); j++ )
4068             {
4069                 EbmlElement *l = (*sk)[j];
4070
4071                 if( MKV_IS_ID( l, KaxSeekID ) )
4072                 {
4073                     KaxSeekID &sid = *(KaxSeekID*)l;
4074                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
4075                 }
4076                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
4077                 {
4078                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
4079                     i_pos = uint64( spos );
4080                 }
4081                 else
4082                 {
4083                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4084                 }
4085             }
4086
4087             if( i_pos >= 0 )
4088             {
4089                 if( id == KaxCues::ClassInfos.GlobalId )
4090                 {
4091                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
4092                     i_cues_position = segment->GetGlobalPosition( i_pos );
4093                 }
4094                 else if( id == KaxChapters::ClassInfos.GlobalId )
4095                 {
4096                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
4097                     i_chapters_position = segment->GetGlobalPosition( i_pos );
4098                 }
4099                 else if( id == KaxTags::ClassInfos.GlobalId )
4100                 {
4101                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
4102                     i_tags_position = segment->GetGlobalPosition( i_pos );
4103                 }
4104             }
4105         }
4106         else
4107         {
4108             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4109         }
4110     }
4111 }
4112
4113 /*****************************************************************************
4114  * ParseTrackEntry:
4115  *****************************************************************************/
4116 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
4117 {
4118     size_t i, j, k, n;
4119     bool bSupported = true;
4120
4121     mkv_track_t *tk;
4122
4123     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
4124
4125     tk = new mkv_track_t();
4126
4127     /* Init the track */
4128     memset( tk, 0, sizeof( mkv_track_t ) );
4129
4130     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
4131     tk->fmt.psz_language = strdup("English");
4132     tk->fmt.psz_description = NULL;
4133
4134     tk->b_default = VLC_TRUE;
4135     tk->b_enabled = VLC_TRUE;
4136     tk->b_silent = VLC_FALSE;
4137     tk->i_number = tracks.size() - 1;
4138     tk->i_extra_data = 0;
4139     tk->p_extra_data = NULL;
4140     tk->psz_codec = NULL;
4141     tk->i_default_duration = 0;
4142     tk->f_timecodescale = 1.0;
4143
4144     tk->b_inited = VLC_FALSE;
4145     tk->i_data_init = 0;
4146     tk->p_data_init = NULL;
4147
4148     tk->psz_codec_name = NULL;
4149     tk->psz_codec_settings = NULL;
4150     tk->psz_codec_info_url = NULL;
4151     tk->psz_codec_download_url = NULL;
4152
4153     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
4154     tk->p_compression_data = NULL;
4155
4156     for( i = 0; i < m->ListSize(); i++ )
4157     {
4158         EbmlElement *l = (*m)[i];
4159
4160         if( MKV_IS_ID( l, KaxTrackNumber ) )
4161         {
4162             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
4163
4164             tk->i_number = uint32( tnum );
4165             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
4166         }
4167         else  if( MKV_IS_ID( l, KaxTrackUID ) )
4168         {
4169             KaxTrackUID &tuid = *(KaxTrackUID*)l;
4170
4171             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
4172         }
4173         else  if( MKV_IS_ID( l, KaxTrackType ) )
4174         {
4175             const char *psz_type;
4176             KaxTrackType &ttype = *(KaxTrackType*)l;
4177
4178             switch( uint8(ttype) )
4179             {
4180                 case track_audio:
4181                     psz_type = "audio";
4182                     tk->fmt.i_cat = AUDIO_ES;
4183                     break;
4184                 case track_video:
4185                     psz_type = "video";
4186                     tk->fmt.i_cat = VIDEO_ES;
4187                     break;
4188                 case track_subtitle:
4189                     psz_type = "subtitle";
4190                     tk->fmt.i_cat = SPU_ES;
4191                     break;
4192                 case track_buttons:
4193                     psz_type = "buttons";
4194                     tk->fmt.i_cat = SPU_ES;
4195                     break;
4196                 default:
4197                     psz_type = "unknown";
4198                     tk->fmt.i_cat = UNKNOWN_ES;
4199                     break;
4200             }
4201
4202             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
4203         }
4204 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
4205 //        {
4206 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
4207
4208 //            tk->b_enabled = uint32( fenb );
4209 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
4210 //                     uint32( fenb )  );
4211 //        }
4212         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
4213         {
4214             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
4215
4216             tk->b_default = uint32( fdef );
4217             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
4218         }
4219         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
4220         {
4221             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
4222
4223             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
4224         }
4225         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
4226         {
4227             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
4228
4229             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
4230         }
4231         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
4232         {
4233             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
4234
4235             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
4236         }
4237         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
4238         {
4239             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
4240
4241             tk->i_default_duration = uint64(defd);
4242             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
4243         }
4244         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
4245         {
4246             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
4247
4248             tk->f_timecodescale = float( ttcs );
4249             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
4250         }
4251         else if( MKV_IS_ID( l, KaxTrackName ) )
4252         {
4253             KaxTrackName &tname = *(KaxTrackName*)l;
4254
4255             tk->fmt.psz_description = ToUTF8( UTFstring( tname ) );
4256             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
4257         }
4258         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
4259         {
4260             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
4261
4262             if ( tk->fmt.psz_language != NULL )
4263                 free( tk->fmt.psz_language );
4264             tk->fmt.psz_language = strdup( string( lang ).c_str() );
4265             msg_Dbg( &sys.demuxer,
4266                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
4267         }
4268         else  if( MKV_IS_ID( l, KaxCodecID ) )
4269         {
4270             KaxCodecID &codecid = *(KaxCodecID*)l;
4271
4272             tk->psz_codec = strdup( string( codecid ).c_str() );
4273             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
4274         }
4275         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
4276         {
4277             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
4278
4279             tk->i_extra_data = cpriv.GetSize();
4280             if( tk->i_extra_data > 0 )
4281             {
4282                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
4283                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
4284             }
4285             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
4286         }
4287         else if( MKV_IS_ID( l, KaxCodecName ) )
4288         {
4289             KaxCodecName &cname = *(KaxCodecName*)l;
4290
4291             tk->psz_codec_name = ToUTF8( UTFstring( cname ) );
4292             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
4293         }
4294         else if( MKV_IS_ID( l, KaxContentEncodings ) )
4295         {
4296             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
4297             MkvTree( sys.demuxer, 3, "Content Encodings" );
4298             if ( cencs->ListSize() > 1 )
4299             {
4300                 msg_Err( &sys.demuxer, "Multiple Compression method not supported" );
4301                 bSupported = false;
4302             }
4303             for( j = 0; j < cencs->ListSize(); j++ )
4304             {
4305                 EbmlElement *l2 = (*cencs)[j];
4306                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
4307                 {
4308                     MkvTree( sys.demuxer, 4, "Content Encoding" );
4309                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
4310                     for( k = 0; k < cenc->ListSize(); k++ )
4311                     {
4312                         EbmlElement *l3 = (*cenc)[k];
4313                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
4314                         {
4315                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
4316                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
4317                         }
4318                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
4319                         {
4320                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
4321                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
4322                         }
4323                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
4324                         {
4325                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
4326                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
4327                         }
4328                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
4329                         {
4330                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
4331                             MkvTree( sys.demuxer, 5, "Content Compression" );
4332                             for( n = 0; n < compr->ListSize(); n++ )
4333                             {
4334                                 EbmlElement *l4 = (*compr)[n];
4335                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
4336                                 {
4337                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
4338                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
4339                                     tk->i_compression_type = uint32( compalg );
4340                                     if ( ( tk->i_compression_type != MATROSKA_COMPRESSION_ZLIB ) &&
4341                                          ( tk->i_compression_type != MATROSKA_COMPRESSION_HEADER ) )
4342                                     {
4343                                         msg_Err( &sys.demuxer, "Track Compression method %d not supported", tk->i_compression_type );
4344                                         bSupported = false;
4345                                     }
4346                                 }
4347                                 else if( MKV_IS_ID( l4, KaxContentCompSettings ) )
4348                                 {
4349                                     tk->p_compression_data = new KaxContentCompSettings( *(KaxContentCompSettings*)l4 );
4350                                 }
4351                                 else
4352                                 {
4353                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
4354                                 }
4355                             }
4356                         }
4357                         else
4358                         {
4359                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
4360                         }
4361                     }
4362                 }
4363                 else
4364                 {
4365                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
4366                 }
4367             }
4368         }
4369 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
4370 //        {
4371 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
4372
4373 //            tk->psz_codec_settings = ToUTF8( UTFstring( cset ) );
4374 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
4375 //        }
4376 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4377 //        {
4378 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4379
4380 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4381 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
4382 //        }
4383 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4384 //        {
4385 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4386
4387 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4388 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
4389 //        }
4390 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4391 //        {
4392 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4393
4394 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4395 //        }
4396 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4397 //        {
4398 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4399
4400 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4401 //        }
4402         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
4403         {
4404             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4405             unsigned int j;
4406             unsigned int i_crop_right = 0, i_crop_left = 0, i_crop_top = 0, i_crop_bottom = 0;
4407             unsigned int i_display_unit = 0, i_display_width = 0, i_display_height = 0;
4408
4409             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
4410             tk->f_fps = 0.0;
4411
4412             tk->fmt.video.i_frame_rate_base = (unsigned int)(tk->i_default_duration / 1000);
4413             tk->fmt.video.i_frame_rate = 1000000;
4414
4415             for( j = 0; j < tkv->ListSize(); j++ )
4416             {
4417                 EbmlElement *l = (*tkv)[j];
4418 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4419 //                {
4420 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4421
4422 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4423 //                }
4424 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4425 //                {
4426 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4427
4428 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4429 //                }
4430 //                else
4431                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4432                 {
4433                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4434
4435                     tk->fmt.video.i_width += uint16( vwidth );
4436                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4437                 }
4438                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4439                 {
4440                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4441
4442                     tk->fmt.video.i_height += uint16( vheight );
4443                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4444                 }
4445                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4446                 {
4447                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4448
4449                     i_display_width = uint16( vwidth );
4450                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4451                 }
4452                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4453                 {
4454                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4455
4456                     i_display_height = uint16( vheight );
4457                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4458                 }
4459                 else if( MKV_IS_ID( l, KaxVideoPixelCropBottom ) )
4460                 {
4461                     KaxVideoPixelCropBottom &cropval = *(KaxVideoPixelCropBottom*)l;
4462
4463                     i_crop_bottom = uint16( cropval );
4464                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel bottom=%d", uint16( cropval ) );
4465                 }
4466                 else if( MKV_IS_ID( l, KaxVideoPixelCropTop ) )
4467                 {
4468                     KaxVideoPixelCropTop &cropval = *(KaxVideoPixelCropTop*)l;
4469
4470                     i_crop_top = uint16( cropval );
4471                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel top=%d", uint16( cropval ) );
4472                 }
4473                 else if( MKV_IS_ID( l, KaxVideoPixelCropRight ) )
4474                 {
4475                     KaxVideoPixelCropRight &cropval = *(KaxVideoPixelCropRight*)l;
4476
4477                     i_crop_right = uint16( cropval );
4478                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel right=%d", uint16( cropval ) );
4479                 }
4480                 else if( MKV_IS_ID( l, KaxVideoPixelCropLeft ) )
4481                 {
4482                     KaxVideoPixelCropLeft &cropval = *(KaxVideoPixelCropLeft*)l;
4483
4484                     i_crop_left = uint16( cropval );
4485                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel left=%d", uint16( cropval ) );
4486                 }
4487                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4488                 {
4489                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4490
4491                     tk->f_fps = float( vfps );
4492                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4493                 }
4494                 else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4495                 {
4496                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4497
4498                     i_display_unit = uint8( vdmode );
4499                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4500                              uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4501                 }
4502 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4503 //                {
4504 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4505
4506 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4507 //                }
4508 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4509 //                {
4510 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4511
4512 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + gamma=%f", float( gamma ) );
4513 //                }
4514                 else
4515                 {
4516                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4517                 }
4518             }
4519             if( i_display_height && i_display_width )
4520                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * i_display_width / i_display_height;
4521             if( i_crop_left || i_crop_right || i_crop_top || i_crop_bottom )
4522             {
4523                 tk->fmt.video.i_visible_width = tk->fmt.video.i_width;
4524                 tk->fmt.video.i_visible_height = tk->fmt.video.i_height;
4525                 tk->fmt.video.i_x_offset = i_crop_left;
4526                 tk->fmt.video.i_y_offset = i_crop_top;
4527                 tk->fmt.video.i_visible_width -= i_crop_left + i_crop_right;
4528                 tk->fmt.video.i_visible_height -= i_crop_top + i_crop_bottom;
4529             }
4530             /* FIXME: i_display_* allows you to not only set DAR, but also a zoom factor.
4531                we do not support this atm */
4532         }
4533         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4534         {
4535             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4536             unsigned int j;
4537
4538             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4539
4540             for( j = 0; j < tka->ListSize(); j++ )
4541             {
4542                 EbmlElement *l = (*tka)[j];
4543
4544                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4545                 {
4546                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4547
4548                     tk->i_original_rate = tk->fmt.audio.i_rate = (int)float( afreq );
4549                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4550                 }
4551                 else if( MKV_IS_ID( l, KaxAudioOutputSamplingFreq ) )
4552                 {
4553                     KaxAudioOutputSamplingFreq &afreq = *(KaxAudioOutputSamplingFreq*)l;
4554
4555                     tk->fmt.audio.i_rate = (int)float( afreq );
4556                     msg_Dbg( &sys.demuxer, "|   |   |   |   + aoutfreq=%d", tk->fmt.audio.i_rate );
4557                 }
4558                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4559                 {
4560                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4561
4562                     tk->fmt.audio.i_channels = uint8( achan );
4563                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4564                 }
4565                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4566                 {
4567                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4568
4569                     tk->fmt.audio.i_bitspersample = uint8( abits );
4570                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4571                 }
4572                 else
4573                 {
4574                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4575                 }
4576             }
4577         }
4578         else
4579         {
4580             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4581                      typeid(*l).name() );
4582         }
4583     }
4584
4585     if ( bSupported )
4586     {
4587         tracks.push_back( tk );
4588     }
4589     else
4590     {
4591         msg_Err( &sys.demuxer, "Track Entry %d not supported", tk->i_number );
4592         delete tk;
4593     }
4594 }
4595
4596 /*****************************************************************************
4597  * ParseTracks:
4598  *****************************************************************************/
4599 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4600 {
4601     EbmlElement *el;
4602     unsigned int i;
4603     int i_upper_level = 0;
4604
4605     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4606
4607     /* Master elements */
4608     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4609
4610     for( i = 0; i < tracks->ListSize(); i++ )
4611     {
4612         EbmlElement *l = (*tracks)[i];
4613
4614         if( MKV_IS_ID( l, KaxTrackEntry ) )
4615         {
4616             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4617         }
4618         else
4619         {
4620             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4621         }
4622     }
4623 }
4624
4625 /*****************************************************************************
4626  * ParseInfo:
4627  *****************************************************************************/
4628 void matroska_segment_c::ParseInfo( KaxInfo *info )
4629 {
4630     EbmlElement *el;
4631     EbmlMaster  *m;
4632     size_t i, j;
4633     int i_upper_level = 0;
4634
4635     msg_Dbg( &sys.demuxer, "|   + Information" );
4636
4637     /* Master elements */
4638     m = static_cast<EbmlMaster *>(info);
4639     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4640
4641     for( i = 0; i < m->ListSize(); i++ )
4642     {
4643         EbmlElement *l = (*m)[i];
4644
4645         if( MKV_IS_ID( l, KaxSegmentUID ) )
4646         {
4647             if ( p_segment_uid == NULL )
4648                 p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4649
4650             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4651         }
4652         else if( MKV_IS_ID( l, KaxPrevUID ) )
4653         {
4654             if ( p_prev_segment_uid == NULL )
4655                 p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4656
4657             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4658         }
4659         else if( MKV_IS_ID( l, KaxNextUID ) )
4660         {
4661             if ( p_next_segment_uid == NULL )
4662                 p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4663
4664             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4665         }
4666         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4667         {
4668             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4669
4670             i_timescale = uint64(tcs);
4671
4672             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4673                      i_timescale );
4674         }
4675         else if( MKV_IS_ID( l, KaxDuration ) )
4676         {
4677             KaxDuration &dur = *(KaxDuration*)l;
4678
4679             i_duration = mtime_t( double( dur ) );
4680
4681             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4682                      i_duration );
4683         }
4684         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4685         {
4686             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4687
4688             psz_muxing_application = ToUTF8( UTFstring( mapp ) );
4689
4690             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4691                      psz_muxing_application );
4692         }
4693         else if( MKV_IS_ID( l, KaxWritingApp ) )
4694         {
4695             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4696
4697             psz_writing_application = ToUTF8( UTFstring( wapp ) );
4698
4699             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4700                      psz_writing_application );
4701         }
4702         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4703         {
4704             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4705
4706             psz_segment_filename = ToUTF8( UTFstring( sfn ) );
4707
4708             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4709                      psz_segment_filename );
4710         }
4711         else if( MKV_IS_ID( l, KaxTitle ) )
4712         {
4713             KaxTitle &title = *(KaxTitle*)l;
4714
4715             psz_title = ToUTF8( UTFstring( title ) );
4716
4717             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4718         }
4719         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4720         {
4721             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4722
4723             families.push_back( new KaxSegmentFamily(*uid) );
4724
4725             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4726         }
4727 #if defined( HAVE_GMTIME_R ) && !defined( __APPLE__ )
4728         else if( MKV_IS_ID( l, KaxDateUTC ) )
4729         {
4730             KaxDateUTC &date = *(KaxDateUTC*)l;
4731             time_t i_date;
4732             struct tm tmres;
4733             char   buffer[256];
4734
4735             i_date = date.GetEpochDate();
4736             memset( buffer, 0, 256 );
4737             if( gmtime_r( &i_date, &tmres ) &&
4738                 asctime_r( &tmres, buffer ) )
4739             {
4740                 buffer[strlen( buffer)-1]= '\0';
4741                 psz_date_utc = strdup( buffer );
4742                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4743             }
4744         }
4745 #endif
4746 #if LIBMATROSKA_VERSION >= 0x000704
4747         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4748         {
4749             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4750             chapter_translation_c *p_translate = new chapter_translation_c();
4751
4752             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4753             for( j = 0; j < p_trans->ListSize(); j++ )
4754             {
4755                 EbmlElement *l = (*p_trans)[j];
4756
4757                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4758                 {
4759                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4760                 }
4761                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4762                 {
4763                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4764                 }
4765                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4766                 {
4767                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4768                 }
4769             }
4770
4771             translations.push_back( p_translate );
4772         }
4773 #endif
4774         else
4775         {
4776             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4777         }
4778     }
4779
4780     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4781     i_duration = mtime_t(f_dur);
4782 }
4783
4784
4785 /*****************************************************************************
4786  * ParseChapterAtom
4787  *****************************************************************************/
4788 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4789 {
4790     size_t i, j;
4791
4792     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4793     for( i = 0; i < ca->ListSize(); i++ )
4794     {
4795         EbmlElement *l = (*ca)[i];
4796
4797         if( MKV_IS_ID( l, KaxChapterUID ) )
4798         {
4799             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4800             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4801         }
4802         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4803         {
4804             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4805             chapters.b_display_seekpoint = uint8( flag ) == 0;
4806
4807             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4808         }
4809         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4810         {
4811             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4812             chapters.i_start_time = uint64( start ) / I64C(1000);
4813
4814             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4815         }
4816         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4817         {
4818             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4819             chapters.i_end_time = uint64( end ) / I64C(1000);
4820
4821             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4822         }
4823         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4824         {
4825             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4826
4827             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4828             for( j = 0; j < cd->ListSize(); j++ )
4829             {
4830                 EbmlElement *l= (*cd)[j];
4831
4832                 if( MKV_IS_ID( l, KaxChapterString ) )
4833                 {
4834                     int k;
4835
4836                     KaxChapterString &name =*(KaxChapterString*)l;
4837                     for (k = 0; k < i_level; k++)
4838                         chapters.psz_name += '+';
4839                     chapters.psz_name += ' ';
4840                     char *psz_tmp_utf8 = ToUTF8( UTFstring( name ) );
4841                     chapters.psz_name += psz_tmp_utf8;
4842                     chapters.b_user_display = true;
4843
4844                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", psz_tmp_utf8 );
4845                     free( psz_tmp_utf8 );
4846                 }
4847                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4848                 {
4849                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4850                     const char *psz = string( lang ).c_str();
4851
4852                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4853                 }
4854                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4855                 {
4856                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4857                     const char *psz = string( ct ).c_str();
4858
4859                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4860                 }
4861             }
4862         }
4863         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4864         {
4865             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4866
4867             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4868             chapter_codec_cmds_c *p_ccodec = NULL;
4869
4870             for( j = 0; j < cp->ListSize(); j++ )
4871             {
4872                 EbmlElement *k= (*cp)[j];
4873
4874                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4875                 {
4876                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4877                     if ( uint32(*p_codec_id) == 0 )
4878                         p_ccodec = new matroska_script_codec_c( sys );
4879                     else if ( uint32(*p_codec_id) == 1 )
4880                         p_ccodec = new dvd_chapter_codec_c( sys );
4881                     break;
4882                 }
4883             }
4884
4885             if ( p_ccodec != NULL )
4886             {
4887                 for( j = 0; j < cp->ListSize(); j++ )
4888                 {
4889                     EbmlElement *k= (*cp)[j];
4890
4891                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4892                     {
4893                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4894                         p_ccodec->SetPrivate( *p_private );
4895                     }
4896                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4897                     {
4898                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4899                     }
4900                 }
4901                 chapters.codecs.push_back( p_ccodec );
4902             }
4903         }
4904         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4905         {
4906             chapter_item_c *new_sub_chapter = new chapter_item_c();
4907             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4908             new_sub_chapter->psz_parent = &chapters;
4909             chapters.sub_chapters.push_back( new_sub_chapter );
4910         }
4911     }
4912 }
4913
4914 /*****************************************************************************
4915  * ParseChapters:
4916  *****************************************************************************/
4917 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4918 {
4919     EbmlElement *el;
4920     size_t i;
4921     int i_upper_level = 0;
4922     mtime_t i_dur;
4923
4924     /* Master elements */
4925     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4926
4927     for( i = 0; i < chapters->ListSize(); i++ )
4928     {
4929         EbmlElement *l = (*chapters)[i];
4930
4931         if( MKV_IS_ID( l, KaxEditionEntry ) )
4932         {
4933             chapter_edition_c *p_edition = new chapter_edition_c();
4934
4935             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4936             size_t j;
4937             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4938             for( j = 0; j < E->ListSize(); j++ )
4939             {
4940                 EbmlElement *l = (*E)[j];
4941
4942                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4943                 {
4944                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4945                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4946                     p_edition->sub_chapters.push_back( new_sub_chapter );
4947                 }
4948                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4949                 {
4950                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4951                 }
4952                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4953                 {
4954                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4955                 }
4956                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4957                 {
4958                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4959                         i_default_edition = stored_editions.size();
4960                 }
4961                 else
4962                 {
4963                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4964                 }
4965             }
4966             stored_editions.push_back( p_edition );
4967         }
4968         else
4969         {
4970             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4971         }
4972     }
4973
4974     for( i = 0; i < stored_editions.size(); i++ )
4975     {
4976         stored_editions[i]->RefreshChapters( );
4977     }
4978
4979     if ( stored_editions.size() != 0 && stored_editions[i_default_edition]->b_ordered )
4980     {
4981         /* update the duration of the segment according to the sum of all sub chapters */
4982         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4983         if (i_dur > 0)
4984             i_duration = i_dur;
4985     }
4986 }
4987
4988 void matroska_segment_c::ParseCluster( )
4989 {
4990     EbmlElement *el;
4991     EbmlMaster  *m;
4992     unsigned int i;
4993     int i_upper_level = 0;
4994
4995     /* Master elements */
4996     m = static_cast<EbmlMaster *>( cluster );
4997     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4998
4999     for( i = 0; i < m->ListSize(); i++ )
5000     {
5001         EbmlElement *l = (*m)[i];
5002
5003         if( MKV_IS_ID( l, KaxClusterTimecode ) )
5004         {
5005             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
5006
5007             cluster->InitTimecode( uint64( ctc ), i_timescale );
5008             break;
5009         }
5010     }
5011
5012     i_start_time = cluster->GlobalTimecode() / 1000;
5013 }
5014
5015 /*****************************************************************************
5016  * InformationCreate:
5017  *****************************************************************************/
5018 void matroska_segment_c::InformationCreate( )
5019 {
5020     sys.meta = vlc_meta_New();
5021
5022     if( psz_title )
5023     {
5024         vlc_meta_SetTitle( sys.meta, psz_title );
5025     }
5026     if( psz_date_utc )
5027     {
5028         vlc_meta_SetDate( sys.meta, psz_date_utc );
5029     }
5030 #if 0
5031     if( psz_segment_filename )
5032     {
5033         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5034     }
5035     if( psz_muxing_application )
5036     {
5037         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5038     }
5039     if( psz_writing_application )
5040     {
5041         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5042     }
5043
5044     for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
5045     {
5046 //        mkv_track_t *tk = tracks[i_track];
5047 //        vlc_meta_t *mtk = vlc_meta_New();
5048         fprintf( stderr, "***** WARNING: Unhandled child meta\n");
5049     }
5050 #endif
5051
5052     if( i_tags_position >= 0 )
5053     {
5054         vlc_bool_t b_seekable;
5055
5056         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
5057         if( b_seekable )
5058         {
5059             LoadTags( );
5060         }
5061     }
5062 }
5063
5064
5065 /*****************************************************************************
5066  * Divers
5067  *****************************************************************************/
5068
5069 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
5070 {
5071 #define idx p_indexes[i_index]
5072     idx.i_track       = -1;
5073     idx.i_block_number= -1;
5074     idx.i_position    = cluster->GetElementPosition();
5075     idx.i_time        = -1;
5076     idx.b_key         = VLC_TRUE;
5077
5078     i_index++;
5079     if( i_index >= i_index_max )
5080     {
5081         i_index_max += 1024;
5082         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
5083     }
5084 #undef idx
5085 }
5086
5087 void chapter_edition_c::RefreshChapters( )
5088 {
5089     chapter_item_c::RefreshChapters( b_ordered, -1 );
5090     b_display_seekpoint = false;
5091 }
5092
5093 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
5094 {
5095     int64_t i_user_time = i_prev_user_time;
5096
5097     // first the sub-chapters, and then ourself
5098     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5099     while ( index != sub_chapters.end() )
5100     {
5101         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
5102         index++;
5103     }
5104
5105     if ( b_ordered )
5106     {
5107         // the ordered chapters always start at zero
5108         if ( i_prev_user_time == -1 )
5109         {
5110             if ( i_user_time == -1 )
5111                 i_user_time = 0;
5112             i_prev_user_time = 0;
5113         }
5114
5115         i_user_start_time = i_prev_user_time;
5116         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
5117         {
5118             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
5119         }
5120         else
5121         {
5122             i_user_end_time = i_user_time;
5123         }
5124     }
5125     else
5126     {
5127         if ( sub_chapters.begin() != sub_chapters.end() )
5128             std::sort( sub_chapters.begin(), sub_chapters.end(), chapter_item_c::CompareTimecode );
5129         i_user_start_time = i_start_time;
5130         if ( i_end_time != -1 )
5131             i_user_end_time = i_end_time;
5132         else if ( i_user_time != -1 )
5133             i_user_end_time = i_user_time;
5134         else
5135             i_user_end_time = i_user_start_time;
5136     }
5137
5138     return i_user_end_time;
5139 }
5140
5141 mtime_t chapter_edition_c::Duration() const
5142 {
5143     mtime_t i_result = 0;
5144
5145     if ( sub_chapters.size() )
5146     {
5147         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
5148         index--;
5149         i_result = (*index)->i_user_end_time;
5150     }
5151
5152     return i_result;
5153 }
5154
5155 chapter_item_c * chapter_edition_c::FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current )
5156 {
5157     if ( !b_ordered )
5158         p_current = NULL;
5159     bool b_found_current = false;
5160     return chapter_item_c::FindTimecode( i_timecode, p_current, b_found_current );
5161 }
5162
5163 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode, const chapter_item_c * p_current, bool & b_found )
5164 {
5165     chapter_item_c *psz_result = NULL;
5166
5167     if ( p_current == this )
5168         b_found = true;
5169
5170     if ( i_user_timecode >= i_user_start_time &&
5171         ( i_user_timecode < i_user_end_time ||
5172           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
5173     {
5174         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5175         while ( index != sub_chapters.end() && ((p_current == NULL && psz_result == NULL) || (p_current != NULL && (!b_found || psz_result == NULL))))
5176         {
5177             psz_result = (*index)->FindTimecode( i_user_timecode, p_current, b_found );
5178             index++;
5179         }
5180
5181         if ( psz_result == NULL )
5182             psz_result = this;
5183     }
5184
5185     return psz_result;
5186 }
5187
5188 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
5189 {
5190     if ( &item == this )
5191         return true;
5192
5193     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
5194     while ( index != sub_chapters.end() )
5195     {
5196         if ( (*index)->ParentOf( item ) )
5197             return true;
5198         index++;
5199     }
5200
5201     return false;
5202 }
5203
5204 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
5205 {
5206     for (size_t i=0; i<opened_segments.size(); i++)
5207     {
5208         opened_segments[i]->PreloadFamily( of_segment );
5209     }
5210 }
5211 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
5212 {
5213     if ( b_preloaded )
5214         return false;
5215
5216     for (size_t i=0; i<families.size(); i++)
5217     {
5218         for (size_t j=0; j<of_segment.families.size(); j++)
5219         {
5220             if ( *(families[i]) == *(of_segment.families[j]) )
5221                 return Preload( );
5222         }
5223     }
5224
5225     return false;
5226 }
5227
5228 // preload all the linked segments for all preloaded segments
5229 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
5230 {
5231     size_t i_preloaded, i, j;
5232     virtual_segment_c *p_seg;
5233
5234     p_current_segment = VirtualFromSegments( p_segment );
5235
5236     used_segments.push_back( p_current_segment );
5237
5238     // create all the other virtual segments of the family
5239     do {
5240         i_preloaded = 0;
5241         for ( i=0; i< opened_segments.size(); i++ )
5242         {
5243             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
5244             {
5245                 p_seg = VirtualFromSegments( opened_segments[i] );
5246                 used_segments.push_back( p_seg );
5247                 i_preloaded++;
5248             }
5249         }
5250     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
5251
5252     // publish all editions of all usable segment
5253     for ( i=0; i< used_segments.size(); i++ )
5254     {
5255         p_seg = used_segments[i];
5256         if ( p_seg->p_editions != NULL )
5257         {
5258             std::string sz_name;
5259             input_title_t *p_title = vlc_input_title_New();
5260             p_seg->i_sys_title = i;
5261             int i_chapters;
5262
5263             // TODO use a name for each edition, let the TITLE deal with a codec name
5264             for ( j=0; j<p_seg->p_editions->size(); j++ )
5265             {
5266                 if ( p_title->psz_name == NULL )
5267                 {
5268                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
5269                     if ( sz_name != "" )
5270                         p_title->psz_name = strdup( sz_name.c_str() );
5271                 }
5272
5273                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
5274
5275                 i_chapters = 0;
5276                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
5277             }
5278
5279             // create a name if there is none
5280             if ( p_title->psz_name == NULL )
5281             {
5282                 sz_name = N_("Segment");
5283                 char psz_str[6];
5284                 sprintf( psz_str, " %d", (int)i );
5285                 sz_name += psz_str;
5286                 p_title->psz_name = strdup( sz_name.c_str() );
5287             }
5288
5289             titles.push_back( p_title );
5290         }
5291     }
5292
5293     // TODO decide which segment should be first used (VMG for DVD)
5294 }
5295
5296 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
5297 {
5298     for ( size_t i=0; i< used_segments.size(); i++ )
5299     {
5300         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
5301             return true;
5302     }
5303     return false;
5304 }
5305
5306 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
5307 {
5308     size_t i_preloaded, i;
5309
5310     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
5311
5312     // fill our current virtual segment with all hard linked segments
5313     do {
5314         i_preloaded = 0;
5315         for ( i=0; i< opened_segments.size(); i++ )
5316         {
5317             i_preloaded += p_result->AddSegment( opened_segments[i] );
5318         }
5319     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
5320
5321     p_result->Sort( );
5322
5323     p_result->PreloadLinked( );
5324
5325     p_result->PrepareChapters( );
5326
5327     return p_result;
5328 }
5329
5330 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
5331 {
5332     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
5333     {
5334         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
5335             p_current_segment->Segment()->UnSelect();
5336
5337         p_current_segment = p_new_segment;
5338         i_current_title = p_new_segment->i_sys_title;
5339     }
5340
5341     p_current_segment->LoadCues();
5342     f_duration = p_current_segment->Duration();
5343
5344     /* add information */
5345     p_current_segment->Segment()->InformationCreate( );
5346
5347     p_current_segment->Segment()->Select( 0 );
5348
5349     return true;
5350 }
5351
5352 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
5353 {
5354     // if the segment is not part of the current segment, select the new one
5355     if ( &vsegment != p_current_segment )
5356     {
5357         PreparePlayback( &vsegment );
5358     }
5359
5360     if ( p_chapter != NULL )
5361     {
5362         if ( !p_chapter->Enter( true ) )
5363         {
5364             // jump to the location in the found segment
5365             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5366         }
5367     }
5368
5369 }
5370
5371 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
5372 {
5373     EbmlBinary *p_tmp;
5374
5375     if ( p_item_a == NULL || p_item_b == NULL )
5376         return false;
5377
5378     p_tmp = (EbmlBinary *)p_item_a->p_segment_uid;
5379     if ( p_item_b->p_prev_segment_uid != NULL
5380           && *p_tmp == *p_item_b->p_prev_segment_uid )
5381         return true;
5382
5383     p_tmp = (EbmlBinary *)p_item_a->p_next_segment_uid;
5384     if ( !p_tmp )
5385         return false;
5386
5387     if ( p_item_b->p_segment_uid != NULL
5388           && *p_tmp == *p_item_b->p_segment_uid )
5389         return true;
5390
5391     if ( p_item_b->p_prev_segment_uid != NULL
5392           && *p_tmp == *p_item_b->p_prev_segment_uid )
5393         return true;
5394
5395     return false;
5396 }
5397
5398 bool matroska_segment_c::Preload( )
5399 {
5400     if ( b_preloaded )
5401         return false;
5402
5403     EbmlElement *el = NULL;
5404
5405     ep->Reset( &sys.demuxer );
5406
5407     while( ( el = ep->Get() ) != NULL )
5408     {
5409         if( MKV_IS_ID( el, KaxInfo ) )
5410         {
5411             ParseInfo( static_cast<KaxInfo*>( el ) );
5412         }
5413         else if( MKV_IS_ID( el, KaxTracks ) )
5414         {
5415             ParseTracks( static_cast<KaxTracks*>( el ) );
5416             if ( tracks.size() == 0 )
5417             {
5418                 msg_Err( &sys.demuxer, "No tracks supported" );
5419                 return false;
5420             }
5421         }
5422         else if( MKV_IS_ID( el, KaxSeekHead ) )
5423         {
5424             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5425         }
5426         else if( MKV_IS_ID( el, KaxCues ) )
5427         {
5428             msg_Dbg( &sys.demuxer, "|   + Cues" );
5429         }
5430         else if( MKV_IS_ID( el, KaxCluster ) )
5431         {
5432             msg_Dbg( &sys.demuxer, "|   + Cluster" );
5433
5434             cluster = (KaxCluster*)el;
5435
5436             i_cluster_pos = i_start_pos = cluster->GetElementPosition();
5437             ParseCluster( );
5438
5439             ep->Down();
5440             /* stop parsing the stream */
5441             break;
5442         }
5443         else if( MKV_IS_ID( el, KaxAttachments ) )
5444         {
5445             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
5446         }
5447         else if( MKV_IS_ID( el, KaxChapters ) )
5448         {
5449             msg_Dbg( &sys.demuxer, "|   + Chapters" );
5450             ParseChapters( static_cast<KaxChapters*>( el ) );
5451         }
5452         else if( MKV_IS_ID( el, KaxTag ) )
5453         {
5454             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5455         }
5456         else
5457         {
5458             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5459         }
5460     }
5461
5462     b_preloaded = true;
5463
5464     return true;
5465 }
5466
5467 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5468 {
5469     for (size_t i=0; i<opened_segments.size(); i++)
5470     {
5471         if ( *opened_segments[i]->p_segment_uid == uid )
5472             return opened_segments[i];
5473     }
5474     return NULL;
5475 }
5476
5477 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5478                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5479                                         const void *p_cookie,
5480                                         size_t i_cookie_size,
5481                                         virtual_segment_c * &p_segment_found )
5482 {
5483     chapter_item_c *p_result = NULL;
5484     for (size_t i=0; i<used_segments.size(); i++)
5485     {
5486         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5487         if ( p_result != NULL )
5488         {
5489             p_segment_found = used_segments[i];
5490             break;
5491         }
5492     }
5493     return p_result;
5494 }
5495
5496 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5497 {
5498     chapter_item_c *p_result = NULL;
5499     for (size_t i=0; i<used_segments.size(); i++)
5500     {
5501         p_result = used_segments[i]->FindChapter( i_find_uid );
5502         if ( p_result != NULL )
5503         {
5504             p_segment_found = used_segments[i];
5505             break;
5506         }
5507     }
5508     return p_result;
5509 }
5510
5511 void virtual_segment_c::Sort()
5512 {
5513     // keep the current segment index
5514     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5515
5516     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5517
5518     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5519         if ( linked_segments[i_current_segment] == p_segment )
5520             break;
5521 }
5522
5523 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5524 {
5525     size_t i;
5526     // check if it's not already in here
5527     for ( i=0; i<linked_segments.size(); i++ )
5528     {
5529         if ( linked_segments[i]->p_segment_uid != NULL
5530             && p_segment->p_segment_uid != NULL
5531             && *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5532             return 0;
5533     }
5534
5535     // find possible mates
5536     for ( i=0; i<linked_uids.size(); i++ )
5537     {
5538         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5539             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5540             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5541         {
5542             linked_segments.push_back( p_segment );
5543
5544             AppendUID( p_segment->p_prev_segment_uid );
5545             AppendUID( p_segment->p_next_segment_uid );
5546
5547             return 1;
5548         }
5549     }
5550     return 0;
5551 }
5552
5553 void virtual_segment_c::PreloadLinked( )
5554 {
5555     for ( size_t i=0; i<linked_segments.size(); i++ )
5556     {
5557         linked_segments[i]->Preload( );
5558     }
5559     i_current_edition = linked_segments[0]->i_default_edition;
5560 }
5561
5562 mtime_t virtual_segment_c::Duration() const
5563 {
5564     mtime_t i_duration;
5565     if ( linked_segments.size() == 0 )
5566         i_duration = 0;
5567     else {
5568         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5569 //        p_last_segment->ParseCluster( );
5570
5571         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5572     }
5573     return i_duration;
5574 }
5575
5576 void virtual_segment_c::LoadCues( )
5577 {
5578     for ( size_t i=0; i<linked_segments.size(); i++ )
5579     {
5580         linked_segments[i]->LoadCues();
5581     }
5582 }
5583
5584 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5585 {
5586     if ( p_UID == NULL )
5587         return;
5588     if ( p_UID->GetBuffer() == NULL )
5589         return;
5590
5591     for (size_t i=0; i<linked_uids.size(); i++)
5592     {
5593         if ( *p_UID == linked_uids[i] )
5594             return;
5595     }
5596     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5597 }
5598
5599 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5600 {
5601     KaxBlock    *block;
5602 #if LIBMATROSKA_VERSION >= 0x000800
5603     KaxSimpleBlock *simpleblock;
5604 #endif
5605     int         i_track_skipping;
5606     int64_t     i_block_duration;
5607     int64_t     i_block_ref1;
5608     int64_t     i_block_ref2;
5609     size_t      i_track;
5610     int64_t     i_seek_position = i_start_pos;
5611     int64_t     i_seek_time = i_start_time;
5612
5613     if ( i_index > 0 )
5614     {
5615         int i_idx = 0;
5616
5617         for( ; i_idx < i_index; i_idx++ )
5618         {
5619             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5620             {
5621                 break;
5622             }
5623         }
5624
5625         if( i_idx > 0 )
5626         {
5627             i_idx--;
5628         }
5629
5630         i_seek_position = p_indexes[i_idx].i_position;
5631         i_seek_time = p_indexes[i_idx].i_time;
5632     }
5633
5634     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5635                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5636
5637     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5638
5639     delete ep;
5640     ep = new EbmlParser( &es, segment, &sys.demuxer );
5641     cluster = NULL;
5642
5643     sys.i_start_pts = i_date;
5644
5645     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5646
5647     /* now parse until key frame */
5648     i_track_skipping = 0;
5649     for( i_track = 0; i_track < tracks.size(); i_track++ )
5650     {
5651         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5652         {
5653             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5654             i_track_skipping++;
5655         }
5656         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5657     }
5658
5659
5660     while( i_track_skipping > 0 )
5661     {
5662 #if LIBMATROSKA_VERSION >= 0x000800
5663         if( BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5664 #else
5665         if( BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5666 #endif
5667         {
5668             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5669
5670             return;
5671         }
5672         ep->Down();
5673
5674         for( i_track = 0; i_track < tracks.size(); i_track++ )
5675         {
5676             if( tracks[i_track]->i_number == block->TrackNum() )
5677             {
5678                 break;
5679             }
5680         }
5681
5682         sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
5683
5684         if( i_track < tracks.size() )
5685         {
5686            if( sys.i_pts >= sys.i_start_pts )
5687             {
5688                 cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
5689                 i_track_skipping = 0;
5690             }
5691             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5692             {
5693                 if( i_block_ref1 == 0 && tracks[i_track]->b_search_keyframe )
5694                 {
5695                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5696                     i_track_skipping--;
5697                 }
5698                 if( !tracks[i_track]->b_search_keyframe )
5699                 {
5700 #if LIBMATROSKA_VERSION >= 0x000800
5701                     BlockDecode( &sys.demuxer, block, simpleblock, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5702 #else
5703                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5704 #endif
5705                 }
5706             }
5707         }
5708
5709         delete block;
5710     }
5711 }
5712
5713 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5714 {
5715     demux_sys_t *p_sys = demuxer.p_sys;
5716     size_t i;
5717
5718     // find the actual time for an ordered edition
5719     if ( psz_chapter == NULL )
5720     {
5721         if ( Edition() && Edition()->b_ordered )
5722         {
5723             /* 1st, we need to know in which chapter we are */
5724             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date, psz_current_chapter );
5725         }
5726     }
5727
5728     if ( psz_chapter != NULL )
5729     {
5730         psz_current_chapter = psz_chapter;
5731         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5732         if ( psz_chapter->i_seekpoint_num > 0 )
5733         {
5734             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5735             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5736             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5737         }
5738     }
5739
5740     // find the best matching segment
5741     for ( i=0; i<linked_segments.size(); i++ )
5742     {
5743         if ( i_date < linked_segments[i]->i_start_time )
5744             break;
5745     }
5746
5747     if ( i > 0 )
5748         i--;
5749
5750     if ( i_current_segment != i  )
5751     {
5752         linked_segments[i_current_segment]->UnSelect();
5753         linked_segments[i]->Select( i_date );
5754         i_current_segment = i;
5755     }
5756
5757     linked_segments[i]->Seek( i_date, i_time_offset );
5758 }
5759
5760 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5761 {
5762     size_t i;
5763
5764     uint32 codec_time = uint32(-1);
5765     for( i = 0; i < command.ListSize(); i++ )
5766     {
5767         const EbmlElement *k = command[i];
5768
5769         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5770         {
5771             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5772             break;
5773         }
5774     }
5775
5776     for( i = 0; i < command.ListSize(); i++ )
5777     {
5778         const EbmlElement *k = command[i];
5779
5780         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5781         {
5782             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5783             switch ( codec_time )
5784             {
5785             case 0:
5786                 during_cmds.push_back( p_data );
5787                 break;
5788             case 1:
5789                 enter_cmds.push_back( p_data );
5790                 break;
5791             case 2:
5792                 leave_cmds.push_back( p_data );
5793                 break;
5794             default:
5795                 delete p_data;
5796             }
5797         }
5798     }
5799 }
5800
5801 bool chapter_item_c::Enter( bool b_do_subs )
5802 {
5803     bool f_result = false;
5804     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5805     while ( index != codecs.end() )
5806     {
5807         f_result |= (*index)->Enter();
5808         index++;
5809     }
5810
5811     if ( b_do_subs )
5812     {
5813         // sub chapters
5814         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5815         while ( index_ != sub_chapters.end() )
5816         {
5817             f_result |= (*index_)->Enter( true );
5818             index_++;
5819         }
5820     }
5821     return f_result;
5822 }
5823
5824 bool chapter_item_c::Leave( bool b_do_subs )
5825 {
5826     bool f_result = false;
5827     b_is_leaving = true;
5828     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5829     while ( index != codecs.end() )
5830     {
5831         f_result |= (*index)->Leave();
5832         index++;
5833     }
5834
5835     if ( b_do_subs )
5836     {
5837         // sub chapters
5838         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5839         while ( index_ != sub_chapters.end() )
5840         {
5841             f_result |= (*index_)->Leave( true );
5842             index_++;
5843         }
5844     }
5845     b_is_leaving = false;
5846     return f_result;
5847 }
5848
5849 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5850 {
5851     chapter_item_c *p_common_parent = p_item;
5852
5853     // leave, up to a common parent
5854     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5855     {
5856         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5857             return true;
5858         p_common_parent = p_common_parent->psz_parent;
5859     }
5860
5861     // enter from the parent to <this>
5862     if ( p_common_parent != NULL )
5863     {
5864         do
5865         {
5866             if ( p_common_parent == this )
5867                 return Enter( true );
5868
5869             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5870             {
5871                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5872                 {
5873                     p_common_parent = p_common_parent->sub_chapters[i];
5874                     if ( p_common_parent != this )
5875                         if ( p_common_parent->Enter( false ) )
5876                             return true;
5877
5878                     break;
5879                 }
5880             }
5881         } while ( 1 );
5882     }
5883
5884     if ( b_final_enter )
5885         return Enter( true );
5886     else
5887         return false;
5888 }
5889
5890 bool dvd_chapter_codec_c::Enter()
5891 {
5892     bool f_result = false;
5893     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5894     while ( index != enter_cmds.end() )
5895     {
5896         if ( (*index)->GetSize() )
5897         {
5898             binary *p_data = (*index)->GetBuffer();
5899             size_t i_size = *p_data++;
5900             // avoid reading too much from the buffer
5901             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5902             for ( ; i_size > 0; i_size--, p_data += 8 )
5903             {
5904                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5905                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5906             }
5907         }
5908         index++;
5909     }
5910     return f_result;
5911 }
5912
5913 bool dvd_chapter_codec_c::Leave()
5914 {
5915     bool f_result = false;
5916     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5917     while ( index != leave_cmds.end() )
5918     {
5919         if ( (*index)->GetSize() )
5920         {
5921             binary *p_data = (*index)->GetBuffer();
5922             size_t i_size = *p_data++;
5923             // avoid reading too much from the buffer
5924             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5925             for ( ; i_size > 0; i_size--, p_data += 8 )
5926             {
5927                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5928                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5929             }
5930         }
5931         index++;
5932     }
5933     return f_result;
5934 }
5935
5936 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5937 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5938 {
5939     if ( i_size != 8 )
5940         return false;
5941
5942     virtual_segment_c *p_segment = NULL;
5943     chapter_item_c *p_chapter = NULL;
5944     bool f_result = false;
5945     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5946
5947     // handle register tests if there are some
5948     if ( (i_command & 0xF0) != 0 )
5949     {
5950         bool b_test_positive = true;//(i_command & CMD_DVD_IF_NOT) == 0;
5951         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5952         uint8 i_test = i_command & 0x70;
5953         uint16 i_value;
5954
5955         // see http://dvd.sourceforge.net/dvdinfo/vmi.html
5956         uint8  i_cr1;
5957         uint16 i_cr2;
5958         switch ( i_command >> 12 )
5959         {
5960         default:
5961             i_cr1 = p_command[3];
5962             i_cr2 = (p_command[4] << 8) + p_command[5];
5963             break;
5964         case 3:
5965         case 4:
5966         case 5:
5967             i_cr1 = p_command[6];
5968             i_cr2 = p_command[7];
5969             b_test_value = false;
5970             break;
5971         case 6:
5972         case 7:
5973             if ( ((p_command[1] >> 4) & 0x7) == 0)
5974             {
5975                 i_cr1 = p_command[2];
5976                 i_cr2 = (p_command[6] << 8) + p_command[7];
5977             }
5978             else
5979             {
5980                 i_cr1 = p_command[2];
5981                 i_cr2 = (p_command[6] << 8) + p_command[7];
5982             }
5983             break;
5984         }
5985
5986         if ( b_test_value )
5987             i_value = i_cr2;
5988         else
5989             i_value = GetPRM( i_cr2 );
5990
5991         switch ( i_test )
5992         {
5993         case CMD_DVD_IF_GPREG_EQUAL:
5994             // if equals
5995             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5996             if (!( GetPRM( i_cr1 ) == i_value ))
5997             {
5998                 b_test_positive = false;
5999             }
6000             break;
6001         case CMD_DVD_IF_GPREG_NOT_EQUAL:
6002             // if not equals
6003             msg_Dbg( &sys.demuxer, "IF %s NOT EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6004             if (!( GetPRM( i_cr1 ) != i_value ))
6005             {
6006                 b_test_positive = false;
6007             }
6008             break;
6009         case CMD_DVD_IF_GPREG_INF:
6010             // if inferior
6011             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6012             if (!( GetPRM( i_cr1 ) < i_value ))
6013             {
6014                 b_test_positive = false;
6015             }
6016             break;
6017         case CMD_DVD_IF_GPREG_INF_EQUAL:
6018             // if inferior or equal
6019             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6020             if (!( GetPRM( i_cr1 ) <= i_value ))
6021             {
6022                 b_test_positive = false;
6023             }
6024             break;
6025         case CMD_DVD_IF_GPREG_AND:
6026             // if logical and
6027             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6028             if (!( GetPRM( i_cr1 ) & i_value ))
6029             {
6030                 b_test_positive = false;
6031             }
6032             break;
6033         case CMD_DVD_IF_GPREG_SUP:
6034             // if superior
6035             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6036             if (!( GetPRM( i_cr1 ) > i_value ))
6037             {
6038                 b_test_positive = false;
6039             }
6040             break;
6041         case CMD_DVD_IF_GPREG_SUP_EQUAL:
6042             // if superior or equal
6043             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6044             if (!( GetPRM( i_cr1 ) >= i_value ))
6045             {
6046                 b_test_positive = false;
6047             }
6048             break;
6049         }
6050
6051         if ( !b_test_positive )
6052             return false;
6053     }
6054
6055     // strip the test command
6056     i_command &= 0xFF0F;
6057
6058     switch ( i_command )
6059     {
6060     case CMD_DVD_NOP:
6061     case CMD_DVD_NOP2:
6062         {
6063             msg_Dbg( &sys.demuxer, "NOP" );
6064             break;
6065         }
6066     case CMD_DVD_BREAK:
6067         {
6068             msg_Dbg( &sys.demuxer, "Break" );
6069             // TODO
6070             break;
6071         }
6072     case CMD_DVD_JUMP_TT:
6073         {
6074             uint8 i_title = p_command[5];
6075             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
6076
6077             // find in the ChapProcessPrivate matching this Title level
6078             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
6079             if ( p_segment != NULL )
6080             {
6081                 sys.JumpTo( *p_segment, p_chapter );
6082                 f_result = true;
6083             }
6084
6085             break;
6086         }
6087     case CMD_DVD_CALLSS_VTSM1:
6088         {
6089             msg_Dbg( &sys.demuxer, "CallSS" );
6090             binary p_type;
6091             switch( (p_command[6] & 0xC0) >> 6 ) {
6092                 case 0:
6093                     p_type = p_command[5] & 0x0F;
6094                     switch ( p_type )
6095                     {
6096                     case 0x00:
6097                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
6098                         break;
6099                     case 0x02:
6100                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
6101                         break;
6102                     case 0x03:
6103                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
6104                         break;
6105                     case 0x04:
6106                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
6107                         break;
6108                     case 0x05:
6109                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
6110                         break;
6111                     case 0x06:
6112                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
6113                         break;
6114                     case 0x07:
6115                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
6116                         break;
6117                     default:
6118                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
6119                         break;
6120                     }
6121                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
6122                     if ( p_segment != NULL )
6123                     {
6124                         sys.JumpTo( *p_segment, p_chapter );
6125                         f_result = true;
6126                     }
6127                 break;
6128                 case 1:
6129                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6130                 break;
6131                 case 2:
6132                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6133                 break;
6134                 case 3:
6135                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
6136                 break;
6137             }
6138             break;
6139         }
6140     case CMD_DVD_JUMP_SS:
6141         {
6142             msg_Dbg( &sys.demuxer, "JumpSS");
6143             binary p_type;
6144             switch( (p_command[5] & 0xC0) >> 6 ) {
6145                 case 0:
6146                     msg_Dbg( &sys.demuxer, "JumpSS FP");
6147                 break;
6148                 case 1:
6149                     p_type = p_command[5] & 0x0F;
6150                     switch ( p_type )
6151                     {
6152                     case 0x02:
6153                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
6154                         break;
6155                     case 0x03:
6156                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
6157                         break;
6158                     case 0x04:
6159                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
6160                         break;
6161                     case 0x05:
6162                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
6163                         break;
6164                     case 0x06:
6165                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
6166                         break;
6167                     case 0x07:
6168                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
6169                         break;
6170                     default:
6171                         msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
6172                         break;
6173                     }
6174                     // find the VMG
6175                     p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
6176                     if ( p_segment != NULL )
6177                     {
6178                         p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6179                         if ( p_chapter != NULL )
6180                         {
6181                             sys.JumpTo( *p_segment, p_chapter );
6182                             f_result = true;
6183                         }
6184                     }
6185                 break;
6186                 case 2:
6187                     p_type = p_command[5] & 0x0F;
6188                     switch ( p_type )
6189                     {
6190                     case 0x02:
6191                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
6192                         break;
6193                     case 0x03:
6194                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
6195                         break;
6196                     case 0x04:
6197                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
6198                         break;
6199                     case 0x05:
6200                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
6201                         break;
6202                     case 0x06:
6203                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
6204                         break;
6205                     case 0x07:
6206                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
6207                         break;
6208                     default:
6209                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
6210                         break;
6211                     }
6212
6213                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
6214
6215                     if ( p_segment != NULL && p_chapter != NULL )
6216                     {
6217                         // find the title in the VTS
6218                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
6219                         if ( p_chapter != NULL )
6220                         {
6221                             // find the specified menu in the VTSM
6222                             p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6223                             if ( p_chapter != NULL )
6224                             {
6225                                 sys.JumpTo( *p_segment, p_chapter );
6226                                 f_result = true;
6227                             }
6228                         }
6229                         else
6230                             msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
6231                     }
6232                     else
6233                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
6234                 break;
6235                 case 3:
6236                     msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
6237                 break;
6238             }
6239             break;
6240         }
6241     case CMD_DVD_JUMPVTS_PTT:
6242         {
6243             uint8 i_title = p_command[5];
6244             uint8 i_ptt = p_command[3];
6245
6246             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
6247
6248             // find the current VTS content segment
6249             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
6250             if ( p_chapter != NULL )
6251             {
6252                 int16 i_curr_title = p_chapter->GetTitleNumber( );
6253                 if ( i_curr_title > 0 )
6254                 {
6255                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
6256
6257                     if ( p_segment != NULL && p_chapter != NULL )
6258                     {
6259                         // find the title in the VTS
6260                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
6261                         if ( p_chapter != NULL )
6262                         {
6263                             // find the chapter in the title
6264                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
6265                             if ( p_chapter != NULL )
6266                             {
6267                                 sys.JumpTo( *p_segment, p_chapter );
6268                                 f_result = true;
6269                             }
6270                         }
6271                     else
6272                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
6273                     }
6274                     else
6275                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
6276                 }
6277                 else
6278                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
6279             }
6280             else
6281                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
6282             break;
6283         }
6284     case CMD_DVD_SET_GPRMMD:
6285         {
6286             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
6287
6288             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
6289                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
6290             break;
6291         }
6292     case CMD_DVD_LINKPGCN:
6293         {
6294             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
6295
6296             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
6297             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
6298             if ( p_chapter != NULL )
6299             {
6300                 if ( !p_chapter->Enter( true ) )
6301                     // jump to the location in the found segment
6302                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6303
6304                 f_result = true;
6305             }
6306             break;
6307         }
6308     case CMD_DVD_LINKCN:
6309         {
6310             uint8 i_cn = p_command[7];
6311
6312             p_chapter = sys.p_current_segment->CurrentChapter();
6313
6314             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
6315             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
6316             if ( p_chapter != NULL )
6317             {
6318                 if ( !p_chapter->Enter( true ) )
6319                     // jump to the location in the found segment
6320                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6321
6322                 f_result = true;
6323             }
6324             break;
6325         }
6326     case CMD_DVD_GOTO_LINE:
6327         {
6328             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
6329             // TODO
6330             break;
6331         }
6332     case CMD_DVD_SET_HL_BTNN1:
6333         {
6334             msg_Dbg( &sys.demuxer, "SetHL_BTN (%d)", p_command[4] );
6335             SetSPRM( 0x88, p_command[4] );
6336             break;
6337         }
6338     default:
6339         {
6340             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
6341                      ,p_command[0]
6342                      ,p_command[1]
6343                      ,p_command[2]
6344                      ,p_command[3]
6345                      ,p_command[4]
6346                      ,p_command[5]
6347                      ,p_command[6]
6348                      ,p_command[7]);
6349             break;
6350         }
6351     }
6352
6353     return f_result;
6354 }
6355
6356 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6357 {
6358     return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
6359 }
6360
6361 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6362 {
6363     if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6364         return false;
6365
6366     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
6367 }
6368
6369 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6370 {
6371     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6372         return false;
6373
6374     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
6375         return false;
6376
6377     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
6378     uint16 i_title = *(uint16*)p_cookie;
6379
6380     return (i_gtitle == i_title);
6381 }
6382
6383 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6384 {
6385     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6386         return false;
6387
6388     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
6389         return false;
6390
6391     uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
6392     uint8 i_title = *(uint8*)p_cookie;
6393
6394     return (i_gtitle == i_title);
6395 }
6396
6397 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6398 {
6399     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6400         return false;
6401
6402     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
6403         return false;
6404
6405     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
6406     uint8 i_title = *(uint8*)p_cookie;
6407
6408     return (i_gtitle == i_title);
6409 }
6410
6411 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6412 {
6413     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6414         return false;
6415
6416     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6417         return false;
6418
6419     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
6420     uint8 i_pgc = *(uint8*)p_cookie;
6421
6422     return (i_pgc_type == i_pgc);
6423 }
6424
6425 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6426 {
6427     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6428         return false;
6429
6430     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6431         return false;
6432
6433     uint16 *i_pgc_n = (uint16 *)p_cookie;
6434     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
6435
6436     return (i_pgc_num == *i_pgc_n);
6437 }
6438
6439 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6440 {
6441     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6442         return false;
6443
6444     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
6445         return false;
6446
6447     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
6448     uint8 i_ptt = *(uint8*)p_cookie;
6449
6450     return (i_chapter == i_ptt);
6451 }
6452
6453 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6454 {
6455     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
6456         return false;
6457
6458     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
6459         return false;
6460
6461     uint8 *i_cell_n = (uint8 *)p_cookie;
6462     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
6463
6464     return (i_cell_num == *i_cell_n);
6465 }
6466
6467 bool matroska_script_codec_c::Enter()
6468 {
6469     bool f_result = false;
6470     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6471     while ( index != enter_cmds.end() )
6472     {
6473         if ( (*index)->GetSize() )
6474         {
6475             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
6476             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6477         }
6478         index++;
6479     }
6480     return f_result;
6481 }
6482
6483 bool matroska_script_codec_c::Leave()
6484 {
6485     bool f_result = false;
6486     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6487     while ( index != leave_cmds.end() )
6488     {
6489         if ( (*index)->GetSize() )
6490         {
6491             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6492             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6493         }
6494         index++;
6495     }
6496     return f_result;
6497 }
6498
6499 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6500 //  for a description of existing commands
6501 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6502 {
6503     bool b_result = false;
6504
6505     char *psz_str = (char*) malloc( i_size + 1 );
6506     memcpy( psz_str, p_command, i_size );
6507     psz_str[ i_size ] = '\0';
6508
6509     std::string sz_command = psz_str;
6510     free( psz_str );
6511
6512     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6513
6514 #if defined(__GNUC__) && (__GNUC__ < 3)
6515     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6516 #else
6517     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6518 #endif
6519     {
6520         size_t i,j;
6521
6522         // find the (
6523         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6524         {
6525             if ( sz_command[i] == '(' )
6526             {
6527                 i++;
6528                 break;
6529             }
6530         }
6531         // find the )
6532         for ( j=i; j<sz_command.size(); j++)
6533         {
6534             if ( sz_command[j] == ')' )
6535             {
6536                 i--;
6537                 break;
6538             }
6539         }
6540
6541         std::string st = sz_command.substr( i+1, j-i-1 );
6542         int64_t i_chapter_uid = atoi( st.c_str() );
6543
6544         virtual_segment_c *p_segment;
6545         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6546
6547         if ( p_chapter == NULL )
6548             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6549         else
6550         {
6551             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6552                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6553             b_result = true;
6554         }
6555     }
6556
6557     return b_result;
6558 }
6559
6560 void demux_sys_t::SwapButtons()
6561 {
6562 #ifndef WORDS_BIGENDIAN
6563     uint8_t button, i, j;
6564
6565     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6566         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6567         binary *p_data = (binary*) button_ptr;
6568
6569         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6570         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6571         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6572         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6573         button_ptr->x_start = i_x_start;
6574         button_ptr->x_end   = i_x_end;
6575         button_ptr->y_start = i_y_start;
6576         button_ptr->y_end   = i_y_end;
6577
6578     }
6579     for ( i = 0; i<3; i++ )
6580     {
6581         for ( j = 0; j<2; j++ )
6582         {
6583             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6584         }
6585     }
6586 #endif
6587 }