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                             stream_t *p_file_stream = stream_UrlNew( p_demux, s_filename.c_str());
1524                             if ( p_file_stream != NULL )
1525                             {
1526                                 vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, VLC_TRUE );
1527                                 EbmlStream *p_estream = new EbmlStream(*p_file_io);
1528
1529                                 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );
1530
1531                                 if ( p_stream == NULL )
1532                                 {
1533                                     msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1534                                     delete p_estream;
1535                                     delete p_file_io;
1536                                 }
1537                                 else
1538                                 {
1539                                     p_stream->p_in = p_file_io;
1540                                     p_stream->p_es = p_estream;
1541                                     p_sys->streams.push_back( p_stream );
1542                                 }
1543                             }
1544                             else
1545                             {
1546                                 msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
1547                             }
1548                         }
1549                     }
1550                     free (psz_file);
1551                 }
1552                 closedir( p_src_dir );
1553             }
1554         }
1555
1556         p_sys->PreloadFamily( *p_segment );
1557     }
1558
1559     p_sys->PreloadLinked( p_segment );
1560
1561     if ( !p_sys->PreparePlayback( NULL ) )
1562     {
1563         msg_Err( p_demux, "cannot use the segment" );
1564         goto error;
1565     }
1566
1567     p_sys->StartUiThread();
1568
1569     return VLC_SUCCESS;
1570
1571 error:
1572     delete p_sys;
1573     return VLC_EGENERIC;
1574 }
1575
1576 /*****************************************************************************
1577  * Close: frees unused data
1578  *****************************************************************************/
1579 static void Close( vlc_object_t *p_this )
1580 {
1581     demux_t     *p_demux = (demux_t*)p_this;
1582     demux_sys_t *p_sys   = p_demux->p_sys;
1583
1584     delete p_sys;
1585 }
1586
1587 /*****************************************************************************
1588  * Control:
1589  *****************************************************************************/
1590 static int Control( demux_t *p_demux, int i_query, va_list args )
1591 {
1592     demux_sys_t        *p_sys = p_demux->p_sys;
1593     int64_t     *pi64;
1594     double      *pf, f;
1595     int         i_skp;
1596     size_t      i_idx;
1597
1598     vlc_meta_t *p_meta;
1599
1600     switch( i_query )
1601     {
1602         case DEMUX_GET_META:
1603             p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
1604             vlc_meta_Merge( p_meta, p_sys->meta );
1605             return VLC_SUCCESS;
1606
1607         case DEMUX_GET_LENGTH:
1608             pi64 = (int64_t*)va_arg( args, int64_t * );
1609             if( p_sys->f_duration > 0.0 )
1610             {
1611                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1612                 return VLC_SUCCESS;
1613             }
1614             return VLC_EGENERIC;
1615
1616         case DEMUX_GET_POSITION:
1617             pf = (double*)va_arg( args, double * );
1618             if ( p_sys->f_duration > 0.0 )
1619                 *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);
1620             return VLC_SUCCESS;
1621
1622         case DEMUX_SET_POSITION:
1623             f = (double)va_arg( args, double );
1624             Seek( p_demux, -1, f, NULL );
1625             return VLC_SUCCESS;
1626
1627         case DEMUX_GET_TIME:
1628             pi64 = (int64_t*)va_arg( args, int64_t * );
1629             *pi64 = p_sys->i_pts;
1630             return VLC_SUCCESS;
1631
1632         case DEMUX_GET_TITLE_INFO:
1633             if( p_sys->titles.size() )
1634             {
1635                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1636                 int *pi_int    = (int*)va_arg( args, int* );
1637
1638                 *pi_int = p_sys->titles.size();
1639                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1640
1641                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1642                 {
1643                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1644                 }
1645
1646                 return VLC_SUCCESS;
1647             }
1648             return VLC_EGENERIC;
1649
1650         case DEMUX_SET_TITLE:
1651             /* TODO handle editions as titles */
1652             i_idx = (int)va_arg( args, int );
1653             if( i_idx < p_sys->used_segments.size() )
1654             {
1655                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1656                 return VLC_SUCCESS;
1657             }
1658             return VLC_EGENERIC;
1659
1660         case DEMUX_SET_SEEKPOINT:
1661             i_skp = (int)va_arg( args, int );
1662
1663             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1664             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1665             {
1666                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1667                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1668                 p_demux->info.i_seekpoint = i_skp;
1669                 return VLC_SUCCESS;
1670             }
1671             return VLC_EGENERIC;
1672
1673         case DEMUX_SET_TIME:
1674         case DEMUX_GET_FPS:
1675         default:
1676             return VLC_EGENERIC;
1677     }
1678 }
1679
1680 #if LIBMATROSKA_VERSION >= 0x000800
1681 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1682 #else
1683 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1684 #endif
1685 {
1686 #if LIBMATROSKA_VERSION >= 0x000800
1687     pp_simpleblock = NULL;
1688 #endif
1689     pp_block = NULL;
1690     *pi_ref1  = 0;
1691     *pi_ref2  = 0;
1692
1693     for( ;; )
1694     {
1695         EbmlElement *el = NULL;
1696         int         i_level;
1697
1698         if ( ep == NULL )
1699             return VLC_EGENERIC;
1700
1701 #if LIBMATROSKA_VERSION >= 0x000800
1702         if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
1703 #else
1704         if( (el = ep->Get()) == NULL && pp_block != NULL )
1705 #endif
1706         {
1707             /* update the index */
1708 #define idx p_indexes[i_index - 1]
1709             if( i_index > 0 && idx.i_time == -1 )
1710             {
1711 #if LIBMATROSKA_VERSION >= 0x000800
1712                 if ( pp_simpleblock != NULL )
1713                     idx.i_time        = pp_simpleblock->GlobalTimecode() / (mtime_t)1000;
1714                 else
1715 #endif
1716                     idx.i_time        = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1717                 idx.b_key         = *pi_ref1 == 0 ? VLC_TRUE : VLC_FALSE;
1718             }
1719 #undef idx
1720             return VLC_SUCCESS;
1721         }
1722
1723         i_level = ep->GetLevel();
1724
1725         if( el == NULL )
1726         {
1727             if( i_level > 1 )
1728             {
1729                 ep->Up();
1730                 continue;
1731             }
1732             msg_Warn( &sys.demuxer, "EOF" );
1733             return VLC_EGENERIC;
1734         }
1735
1736         /* do parsing */
1737         switch ( i_level )
1738         {
1739         case 1:
1740             if( MKV_IS_ID( el, KaxCluster ) )
1741             {
1742                 cluster = (KaxCluster*)el;
1743                 i_cluster_pos = cluster->GetElementPosition();
1744
1745                 /* add it to the index */
1746                 if( i_index == 0 ||
1747                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1748                 {
1749                     IndexAppendCluster( cluster );
1750                 }
1751
1752                 // reset silent tracks
1753                 for (size_t i=0; i<tracks.size(); i++)
1754                 {
1755                     tracks[i]->b_silent = VLC_FALSE;
1756                 }
1757
1758                 ep->Down();
1759             }
1760             else if( MKV_IS_ID( el, KaxCues ) )
1761             {
1762                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1763                 return VLC_EGENERIC;
1764             }
1765             else
1766             {
1767                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1768             }
1769             break;
1770         case 2:
1771             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1772             {
1773                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1774
1775                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1776                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1777             }
1778             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1779             {
1780                 ep->Down();
1781             }
1782             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1783             {
1784                 i_block_pos = el->GetElementPosition();
1785                 ep->Down();
1786             }
1787 #if LIBMATROSKA_VERSION >= 0x000800
1788             else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1789             {
1790                 pp_simpleblock = (KaxSimpleBlock*)el;
1791
1792                 pp_simpleblock->ReadData( es.I_O() );
1793                 pp_simpleblock->SetParent( *cluster );
1794             }
1795 #endif
1796             break;
1797         case 3:
1798             if( MKV_IS_ID( el, KaxBlock ) )
1799             {
1800                 pp_block = (KaxBlock*)el;
1801
1802                 pp_block->ReadData( es.I_O() );
1803                 pp_block->SetParent( *cluster );
1804
1805                 ep->Keep();
1806             }
1807             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1808             {
1809                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1810
1811                 dur.ReadData( es.I_O() );
1812                 *pi_duration = uint64( dur );
1813             }
1814             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1815             {
1816                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1817
1818                 ref.ReadData( es.I_O() );
1819                 if( *pi_ref1 == 0 )
1820                 {
1821                     *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1822                 }
1823                 else if( *pi_ref2 == 0 )
1824                 {
1825                     *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1826                 }
1827             }
1828             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1829             {
1830                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1831                 track_num.ReadData( es.I_O() );
1832                 // find the track
1833                 for (size_t i=0; i<tracks.size(); i++)
1834                 {
1835                     if ( tracks[i]->i_number == uint32(track_num))
1836                     {
1837                         tracks[i]->b_silent = VLC_TRUE;
1838                         break;
1839                     }
1840                 }
1841             }
1842             break;
1843         default:
1844             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1845             return VLC_EGENERIC;
1846         }
1847     }
1848 }
1849
1850 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem, size_t offset)
1851 {
1852     block_t *p_block;
1853     if( !(p_block = block_New( p_demux, i_mem + offset ) ) ) return NULL;
1854     memcpy( p_block->p_buffer + offset, p_mem, i_mem );
1855     //p_block->i_rate = p_input->stream.control.i_rate;
1856     return p_block;
1857 }
1858
1859 #if LIBMATROSKA_VERSION >= 0x000800
1860 static void BlockDecode( demux_t *p_demux, KaxBlock *block, KaxSimpleBlock *simpleblock,
1861                          mtime_t i_pts, mtime_t i_duration, bool f_mandatory )
1862 #else
1863 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1864                          mtime_t i_duration, bool f_mandatory )
1865 #endif
1866 {
1867     demux_sys_t        *p_sys = p_demux->p_sys;
1868     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1869
1870     size_t          i_track;
1871     unsigned int    i;
1872     vlc_bool_t      b;
1873
1874 #define tk  p_segment->tracks[i_track]
1875     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1876     {
1877 #if LIBMATROSKA_VERSION >= 0x000800
1878         if( (block != NULL && tk->i_number == block->TrackNum()) ||
1879             (simpleblock != NULL && tk->i_number == simpleblock->TrackNum()))
1880 #else
1881         if( tk->i_number == block->TrackNum() )
1882 #endif
1883         {
1884             break;
1885         }
1886     }
1887
1888     if( i_track >= p_segment->tracks.size() )
1889     {
1890         msg_Err( p_demux, "invalid track number" );
1891         return;
1892     }
1893     if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1894     {
1895         msg_Err( p_demux, "unknown track number" );
1896         return;
1897     }
1898     if( i_pts + i_duration < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1899     {
1900         return; /* discard audio packets that shouldn't be rendered */
1901     }
1902
1903     if ( tk->fmt.i_cat != NAV_ES )
1904     {
1905         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1906
1907         if( !b )
1908         {
1909             tk->b_inited = VLC_FALSE;
1910             return;
1911         }
1912     }
1913
1914
1915     /* First send init data */
1916     if( !tk->b_inited && tk->i_data_init > 0 )
1917     {
1918         block_t *p_init;
1919
1920         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1921         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init, 0 );
1922         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1923     }
1924     tk->b_inited = VLC_TRUE;
1925
1926
1927 #if LIBMATROSKA_VERSION >= 0x000800
1928     for( i = 0;
1929         (block != NULL && i < block->NumberFrames()) || (simpleblock != NULL && i < simpleblock->NumberFrames());
1930         i++ )
1931 #else
1932     for( i = 0; i < block->NumberFrames(); i++ )
1933 #endif
1934     {
1935         block_t *p_block;
1936         DataBuffer *data;
1937 #if LIBMATROSKA_VERSION >= 0x000800
1938         if ( simpleblock != NULL )
1939         {
1940             data = &simpleblock->GetBuffer(i);
1941             // condition when the DTS is correct (keyframe or B frame == NOT P frame)
1942             f_mandatory = simpleblock->IsDiscardable() || simpleblock->IsKeyframe();
1943         }
1944         else
1945 #endif
1946         data = &block->GetBuffer(i);
1947
1948         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER && tk->p_compression_data != NULL )
1949             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), tk->p_compression_data->GetSize() );
1950         else
1951             p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), 0 );
1952
1953         if( p_block == NULL )
1954         {
1955             break;
1956         }
1957
1958 #if defined(HAVE_ZLIB_H)
1959         if( tk->i_compression_type == MATROSKA_COMPRESSION_ZLIB )
1960         {
1961             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1962         }
1963         else
1964 #endif
1965         if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER )
1966         {
1967             memcpy( p_block->p_buffer, tk->p_compression_data->GetBuffer(), tk->p_compression_data->GetSize() );
1968         }
1969
1970         if ( tk->fmt.i_cat == NAV_ES )
1971         {
1972             // TODO handle the start/stop times of this packet
1973             if ( p_sys->b_ui_hooked )
1974             {
1975                 vlc_mutex_lock( &p_sys->p_ev->lock );
1976                 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1977                 p_sys->SwapButtons();
1978                 p_sys->b_pci_packet_set = true;
1979                 vlc_mutex_unlock( &p_sys->p_ev->lock );
1980                 block_Release( p_block );
1981             }
1982             return;
1983         }
1984         // correct timestamping when B frames are used
1985         if( tk->fmt.i_cat != VIDEO_ES )
1986         {
1987             p_block->i_dts = p_block->i_pts = i_pts;
1988         }
1989         else
1990         {
1991             if( !strcmp( tk->psz_codec, "V_MS/VFW/FOURCC" ) )
1992             {
1993                 // in VFW we have no idea about B frames
1994                 p_block->i_pts = 0;
1995                 p_block->i_dts = i_pts;
1996             }
1997             else
1998             {
1999                 p_block->i_pts = i_pts;
2000                 if ( f_mandatory )
2001                     p_block->i_dts = p_block->i_pts;
2002                 else
2003                     p_block->i_dts = min( i_pts, tk->i_last_dts + (mtime_t)(tk->i_default_duration >> 10));
2004                 p_sys->i_pts = p_block->i_dts;
2005             }
2006         }
2007         tk->i_last_dts = p_block->i_dts;
2008
2009 #if 0
2010 msg_Dbg( p_demux, "block i_dts: "I64Fd" / i_pts: "I64Fd, p_block->i_dts, p_block->i_pts);
2011 #endif
2012         if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
2013         {
2014             p_block->i_length = i_duration * 1000;
2015         }
2016
2017         es_out_Send( p_demux->out, tk->p_es, p_block );
2018
2019         /* use time stamp only for first block */
2020         i_pts = 0;
2021     }
2022
2023 #undef tk
2024 }
2025
2026 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial )
2027 {
2028     int i_upper_lvl = 0;
2029     size_t i;
2030     EbmlElement *p_l0, *p_l1, *p_l2;
2031     bool b_keep_stream = false, b_keep_segment;
2032
2033     // verify the EBML Header
2034     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
2035     if (p_l0 == NULL)
2036     {
2037         msg_Err( p_demux, "No EBML header found" );
2038         return NULL;
2039     }
2040
2041     // verify we can read this Segment, we only support Matroska version 1 for now
2042     p_l0->Read(*p_estream, EbmlHead::ClassInfos.Context, i_upper_lvl, p_l0, true);
2043
2044     EDocType doc_type = GetChild<EDocType>(*static_cast<EbmlHead*>(p_l0));
2045     if (std::string(doc_type) != "matroska")
2046     {
2047         msg_Err( p_demux, "Not a Matroska file : DocType = %s ", std::string(doc_type).c_str());
2048         return NULL;
2049     }
2050
2051     EDocTypeReadVersion doc_read_version = GetChild<EDocTypeReadVersion>(*static_cast<EbmlHead*>(p_l0));
2052 #if LIBMATROSKA_VERSION >= 0x000800
2053     if (uint64(doc_read_version) > 2)
2054     {
2055         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1 & 2", uint64(doc_read_version));
2056         return NULL;
2057     }
2058 #else
2059     if (uint64(doc_read_version) != 1)
2060     {
2061         msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1", uint64(doc_read_version));
2062         return NULL;
2063     }
2064 #endif
2065
2066     delete p_l0;
2067
2068
2069     // find all segments in this file
2070     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFFLL);
2071     if (p_l0 == NULL)
2072     {
2073         return NULL;
2074     }
2075
2076     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
2077
2078     while (p_l0 != 0)
2079     {
2080         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
2081         {
2082             EbmlParser  *ep;
2083             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
2084             b_keep_segment = b_initial;
2085
2086             ep = new EbmlParser(p_estream, p_l0, &demuxer );
2087             p_segment1->ep = ep;
2088             p_segment1->segment = (KaxSegment*)p_l0;
2089
2090             while ((p_l1 = ep->Get()))
2091             {
2092                 if (MKV_IS_ID(p_l1, KaxInfo))
2093                 {
2094                     // find the families of this segment
2095                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
2096
2097                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
2098                     for( i = 0; i < p_info->ListSize(); i++ )
2099                     {
2100                         EbmlElement *l = (*p_info)[i];
2101
2102                         if( MKV_IS_ID( l, KaxSegmentUID ) )
2103                         {
2104                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
2105                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
2106                             if ( !b_keep_segment )
2107                                 break; // this segment is already known
2108                             opened_segments.push_back( p_segment1 );
2109                             delete p_segment1->p_segment_uid;
2110                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
2111                         }
2112                         else if( MKV_IS_ID( l, KaxPrevUID ) )
2113                         {
2114                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
2115                         }
2116                         else if( MKV_IS_ID( l, KaxNextUID ) )
2117                         {
2118                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
2119                         }
2120                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
2121                         {
2122                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
2123                             p_segment1->families.push_back( p_fam );
2124                         }
2125                     }
2126                     break;
2127                 }
2128             }
2129             if ( b_keep_segment )
2130             {
2131                 b_keep_stream = true;
2132                 p_stream1->segments.push_back( p_segment1 );
2133             }
2134             else
2135                 delete p_segment1;
2136         }
2137         if (p_l0->IsFiniteSize() )
2138         {
2139             p_l0->SkipData(*p_estream, KaxMatroska_Context);
2140             p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
2141         }
2142         else
2143             p_l0 = p_l0->SkipData(*p_estream, KaxSegment_Context);
2144     }
2145
2146     if ( !b_keep_stream )
2147     {
2148         delete p_stream1;
2149         p_stream1 = NULL;
2150     }
2151
2152     return p_stream1;
2153 }
2154
2155 bool matroska_segment_c::Select( mtime_t i_start_time )
2156 {
2157     size_t i_track;
2158
2159     /* add all es */
2160     msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
2161     sys.b_pci_packet_set = false;
2162
2163     for( i_track = 0; i_track < tracks.size(); i_track++ )
2164     {
2165         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
2166         {
2167             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2168             tracks[i_track]->p_es = NULL;
2169             continue;
2170         }
2171
2172         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
2173         {
2174             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
2175             {
2176                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2177                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2178             }
2179             else
2180             {
2181                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2182
2183                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2184                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2185                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2186
2187                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2188                 if( tracks[i_track]->fmt.i_extra > 0 )
2189                 {
2190                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2191                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2192                 }
2193             }
2194         }
2195         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2196                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2197         {
2198             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2199         }
2200         else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
2201         {
2202             uint8_t *p_data = tracks[i_track]->p_extra_data;
2203             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'h', 'e', 'o' );
2204             if( tracks[i_track]->i_extra_data >= 4 ) {
2205                 if( p_data[0] == 2 ) {
2206                     int i = 1;
2207                     int i_size1 = 0, i_size2 = 0;
2208                     p_data++;
2209                     /* read size of first header packet */
2210                     while( *p_data == 0xFF &&
2211                            i < tracks[i_track]->i_extra_data )
2212                     {
2213                         i_size1 += *p_data;
2214                         p_data++;
2215                         i++;
2216                     }
2217                     i_size1 += *p_data;
2218                     p_data++;
2219                     i++;
2220                     msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
2221                     /* read size of second header packet */
2222                     while( *p_data == 0xFF &&
2223                            i < tracks[i_track]->i_extra_data )
2224                     {
2225                         i_size2 += *p_data;
2226                         p_data++;
2227                         i++;
2228                     }
2229                     i_size2 += *p_data;
2230                     p_data++;
2231                     i++;
2232                     int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
2233                         - i_size2;
2234                     msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
2235                     msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
2236                     tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
2237                         + 6;
2238                     if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0  ) {
2239                         tracks[i_track]->fmt.p_extra =
2240                             malloc( tracks[i_track]->fmt.i_extra );
2241                         uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
2242                         *p_out++ = (i_size1>>8) & 0xFF;
2243                         *p_out++ = i_size1 & 0xFF;
2244                         memcpy( p_out, p_data, i_size1 );
2245                         p_data += i_size1;
2246                         p_out += i_size1;
2247
2248                         *p_out++ = (i_size2>>8) & 0xFF;
2249                         *p_out++ = i_size2 & 0xFF;
2250                         memcpy( p_out, p_data, i_size2 );
2251                         p_data += i_size2;
2252                         p_out += i_size2;
2253
2254                         *p_out++ = (i_size3>>8) & 0xFF;
2255                         *p_out++ = i_size3 & 0xFF;
2256                         memcpy( p_out, p_data, i_size3 );
2257                         p_data += i_size3;
2258                         p_out += i_size3;
2259                     }
2260                     else
2261                     {
2262                         msg_Err( &sys.demuxer, "inconsistant theora extradata" );
2263                     }
2264                 }
2265                 else {
2266                     msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
2267                 }
2268             }
2269         }
2270         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2271         {
2272             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2273             {
2274                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2275             }
2276             else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO", 11 ) )
2277             {
2278                 /* A MPEG 4 codec, SP, ASP, AP or AVC */
2279                 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2280                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2281                 else
2282                     tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2283                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2284                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2285                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2286             }
2287         }
2288         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2289         {
2290             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2291             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2292                                                        tracks[i_track]->p_extra_data,
2293                                                        tracks[i_track]->i_extra_data,
2294                                                        VLC_FALSE );
2295             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2296             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2297             tracks[i_track]->fmt.i_codec = p_box->i_type;
2298             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2299             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2300             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2301             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2302             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2303             MP4_FreeBox_sample_vide( p_box );
2304             stream_Delete( p_mp4_stream );
2305         }
2306         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2307         {
2308             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2309             {
2310                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2311                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2312             }
2313             else
2314             {
2315                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2316
2317                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2318
2319                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2320                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2321                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2322                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2323                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2324
2325                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2326                 if( tracks[i_track]->fmt.i_extra > 0 )
2327                 {
2328                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2329                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2330                 }
2331             }
2332         }
2333         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2334                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2335                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2336         {
2337             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2338         }
2339         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2340         {
2341             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2342         }
2343         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2344         {
2345             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2346         }
2347         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2348         {
2349             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2350             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2351             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2352             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2353         }
2354         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2355         {
2356             int i, i_offset = 1, i_size[3], i_extra;
2357             uint8_t *p_extra;
2358
2359             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2360
2361             /* Split the 3 headers */
2362             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2363                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2364
2365             for( i = 0; i < 2; i++ )
2366             {
2367                 i_size[i] = 0;
2368                 while( i_offset < tracks[i_track]->i_extra_data )
2369                 {
2370                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2371                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2372                 }
2373             }
2374
2375             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2376             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2377             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2378
2379             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2380             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2381             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2382             for( i = 0; i < 3; i++ )
2383             {
2384                 *(p_extra++) = i_size[i] >> 8;
2385                 *(p_extra++) = i_size[i] & 0xFF;
2386                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2387                         i_size[i] );
2388                 p_extra += i_size[i];
2389                 i_extra += i_size[i];
2390             }
2391         }
2392         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2393                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2394         {
2395             int i_profile, i_srate, sbr = 0;
2396             static unsigned int i_sample_rates[] =
2397             {
2398                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2399                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2400             };
2401
2402             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2403             /* create data for faad (MP4DecSpecificDescrTag)*/
2404
2405             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2406             {
2407                 i_profile = 0;
2408             }
2409             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2410             {
2411                 i_profile = 1;
2412             }
2413             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2414             {
2415                 i_profile = 2;
2416             }
2417             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC/SBR" ) )
2418             {
2419                 i_profile = 1;
2420                 sbr = 1;
2421             }
2422             else
2423             {
2424                 i_profile = 3;
2425             }
2426
2427             for( i_srate = 0; i_srate < 13; i_srate++ )
2428             {
2429                 if( i_sample_rates[i_srate] == tracks[i_track]->i_original_rate )
2430                 {
2431                     break;
2432                 }
2433             }
2434             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2435
2436             tracks[i_track]->fmt.i_extra = sbr ? 5 : 2;
2437             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2438             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2439             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2440             if (sbr != 0)
2441             {
2442                 int syncExtensionType = 0x2B7;
2443                 int iDSRI;
2444                 for (iDSRI=0; iDSRI<13; iDSRI++)
2445                     if( i_sample_rates[iDSRI] == tracks[i_track]->fmt.audio.i_rate )
2446                         break;
2447                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[2] = (syncExtensionType >> 3) & 0xFF;
2448                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[3] = ((syncExtensionType & 0x7) << 5) | 5;
2449                 ((uint8_t*)tracks[i_track]->fmt.p_extra)[4] = ((1 & 0x1) << 7) | (iDSRI << 3);
2450             }
2451         }
2452         else if( !strcmp( tracks[i_track]->psz_codec, "A_AAC" ) )
2453         {
2454             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2455             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2456             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2457             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2458         }
2459         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2460         {
2461             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'W', 'V', 'P', 'K' );
2462             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2463             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2464             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2465         }
2466         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2467         {
2468             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'T', 'T', 'A', '1' );
2469             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2470             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2471             memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2472         }
2473         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2474                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2475                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2476         {
2477             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2478             {
2479                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2480             }
2481             else
2482             {
2483                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2484             }
2485             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2486         }
2487         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2488         {
2489             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2490             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2491         }
2492         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2493                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2494                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2495                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2496         {
2497             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2498             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2499             if( tracks[i_track]->i_extra_data )
2500             {
2501                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2502                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2503                 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2504             }
2505         }
2506         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2507         {
2508             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2509             if( tracks[i_track]->i_extra_data )
2510             {
2511                 char *p_start;
2512                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2513                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2514                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2515
2516                 p_start = strstr( p_buf, "size:" );
2517                 if( sscanf( p_start, "size: %dx%d",
2518                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2519                 {
2520                     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 );
2521                 }
2522                 else
2523                 {
2524                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2525                 }
2526                 free( p_buf );
2527             }
2528         }
2529         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2530         {
2531             tracks[i_track]->fmt.i_cat = NAV_ES;
2532             continue;
2533         }
2534         else
2535         {
2536             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2537             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2538         }
2539         if( tracks[i_track]->b_default )
2540         {
2541             tracks[i_track]->fmt.i_priority = 1000;
2542         }
2543
2544         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2545
2546         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2547     }
2548
2549     sys.i_start_pts = i_start_time;
2550     // reset the stream reading to the first cluster of the segment used
2551     es.I_O().setFilePointer( i_start_pos );
2552
2553     delete ep;
2554     ep = new EbmlParser( &es, segment, &sys.demuxer );
2555
2556     return true;
2557 }
2558
2559 void demux_sys_t::StartUiThread()
2560 {
2561     if ( !b_ui_hooked )
2562     {
2563         msg_Dbg( &demuxer, "Starting the UI Hook" );
2564         b_ui_hooked = true;
2565         /* FIXME hack hack hack hack FIXME */
2566         /* Get p_input and create variable */
2567         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2568         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2569         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2570         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2571         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2572         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2573         var_Create( p_input, "menu-palette", VLC_VAR_ADDRESS );
2574         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2575         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2576
2577         /* Now create our event thread catcher */
2578         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2579         p_ev->p_demux = &demuxer;
2580         p_ev->b_die = VLC_FALSE;
2581         vlc_mutex_init( p_ev, &p_ev->lock );
2582         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2583                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2584     }
2585 }
2586
2587 void demux_sys_t::StopUiThread()
2588 {
2589     if ( b_ui_hooked )
2590     {
2591         p_ev->b_die = VLC_TRUE;
2592
2593         vlc_thread_join( p_ev );
2594         vlc_object_destroy( p_ev );
2595
2596         p_ev = NULL;
2597
2598         var_Destroy( p_input, "highlight-mutex" );
2599         var_Destroy( p_input, "highlight" );
2600         var_Destroy( p_input, "x-start" );
2601         var_Destroy( p_input, "x-end" );
2602         var_Destroy( p_input, "y-start" );
2603         var_Destroy( p_input, "y-end" );
2604         var_Destroy( p_input, "color" );
2605         var_Destroy( p_input, "menu-palette" );
2606
2607         vlc_object_release( p_input );
2608
2609         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2610     }
2611     b_ui_hooked = false;
2612 }
2613
2614 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2615                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2616 {
2617     event_thread_t *p_ev = (event_thread_t *) p_data;
2618     vlc_mutex_lock( &p_ev->lock );
2619     if( psz_var[6] == 'c' )
2620     {
2621         p_ev->b_clicked = VLC_TRUE;
2622         msg_Dbg( p_this, "Event Mouse: clicked");
2623     }
2624     else if( psz_var[6] == 'm' )
2625         p_ev->b_moved = VLC_TRUE;
2626     vlc_mutex_unlock( &p_ev->lock );
2627
2628     return VLC_SUCCESS;
2629 }
2630
2631 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2632                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2633 {
2634     event_thread_t *p_ev = (event_thread_t *) p_data;
2635     vlc_mutex_lock( &p_ev->lock );
2636     p_ev->b_key = VLC_TRUE;
2637     vlc_mutex_unlock( &p_ev->lock );
2638     msg_Dbg( p_this, "Event Key");
2639
2640     return VLC_SUCCESS;
2641 }
2642
2643 int demux_sys_t::EventThread( vlc_object_t *p_this )
2644 {
2645     event_thread_t *p_ev = (event_thread_t*)p_this;
2646     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2647     vlc_object_t   *p_vout = NULL;
2648
2649     p_ev->b_moved   = VLC_FALSE;
2650     p_ev->b_clicked = VLC_FALSE;
2651     p_ev->b_key     = VLC_FALSE;
2652
2653     /* catch all key event */
2654     var_AddCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2655
2656     /* main loop */
2657     while( !p_ev->b_die )
2658     {
2659         if ( !p_sys->b_pci_packet_set )
2660         {
2661             /* Wait 100ms */
2662             msleep( 100000 );
2663             continue;
2664         }
2665
2666         vlc_bool_t b_activated = VLC_FALSE;
2667
2668         /* KEY part */
2669         if( p_ev->b_key )
2670         {
2671             vlc_value_t valk;
2672             struct libvlc_int_t::hotkey *p_hotkeys = p_ev->p_libvlc->p_hotkeys;
2673             int i, i_action = -1;
2674
2675             msg_Dbg( p_ev->p_demux, "Handle Key Event");
2676
2677             vlc_mutex_lock( &p_ev->lock );
2678
2679             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2680
2681             var_Get( p_ev->p_libvlc, "key-pressed", &valk );
2682             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2683             {
2684                 if( p_hotkeys[i].i_key == valk.i_int )
2685                 {
2686                     i_action = p_hotkeys[i].i_action;
2687                 }
2688             }
2689
2690             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2691
2692             switch( i_action )
2693             {
2694             case ACTIONID_NAV_LEFT:
2695                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2696                 {
2697                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2698                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2699                     {
2700                         i_curr_button = p_button_ptr->left;
2701                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2702                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2703                         if ( button_ptr.auto_action_mode )
2704                         {
2705                             vlc_mutex_unlock( &p_ev->lock );
2706                             vlc_mutex_lock( &p_sys->lock_demuxer );
2707
2708                             // process the button action
2709                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2710
2711                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2712                             vlc_mutex_lock( &p_ev->lock );
2713                         }
2714                     }
2715                 }
2716                 break;
2717             case ACTIONID_NAV_RIGHT:
2718                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2719                 {
2720                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2721                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2722                     {
2723                         i_curr_button = p_button_ptr->right;
2724                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2725                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2726                         if ( button_ptr.auto_action_mode )
2727                         {
2728                             vlc_mutex_unlock( &p_ev->lock );
2729                             vlc_mutex_lock( &p_sys->lock_demuxer );
2730
2731                             // process the button action
2732                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2733
2734                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2735                             vlc_mutex_lock( &p_ev->lock );
2736                         }
2737                     }
2738                 }
2739                 break;
2740             case ACTIONID_NAV_UP:
2741                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2742                 {
2743                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2744                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2745                     {
2746                         i_curr_button = p_button_ptr->up;
2747                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2748                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2749                         if ( button_ptr.auto_action_mode )
2750                         {
2751                             vlc_mutex_unlock( &p_ev->lock );
2752                             vlc_mutex_lock( &p_sys->lock_demuxer );
2753
2754                             // process the button action
2755                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2756
2757                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2758                             vlc_mutex_lock( &p_ev->lock );
2759                         }
2760                     }
2761                 }
2762                 break;
2763             case ACTIONID_NAV_DOWN:
2764                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2765                 {
2766                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2767                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2768                     {
2769                         i_curr_button = p_button_ptr->down;
2770                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2771                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2772                         if ( button_ptr.auto_action_mode )
2773                         {
2774                             vlc_mutex_unlock( &p_ev->lock );
2775                             vlc_mutex_lock( &p_sys->lock_demuxer );
2776
2777                             // process the button action
2778                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2779
2780                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2781                             vlc_mutex_lock( &p_ev->lock );
2782                         }
2783                     }
2784                 }
2785                 break;
2786             case ACTIONID_NAV_ACTIVATE:
2787                 b_activated = VLC_TRUE;
2788
2789                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2790                 {
2791                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2792
2793                     vlc_mutex_unlock( &p_ev->lock );
2794                     vlc_mutex_lock( &p_sys->lock_demuxer );
2795
2796                     // process the button action
2797                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2798
2799                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2800                     vlc_mutex_lock( &p_ev->lock );
2801                 }
2802                 break;
2803             default:
2804                 break;
2805             }
2806             p_ev->b_key = VLC_FALSE;
2807             vlc_mutex_unlock( &p_ev->lock );
2808         }
2809
2810         /* MOUSE part */
2811         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2812         {
2813             vlc_value_t valx, valy;
2814
2815             vlc_mutex_lock( &p_ev->lock );
2816             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2817             var_Get( p_vout, "mouse-x", &valx );
2818             var_Get( p_vout, "mouse-y", &valy );
2819
2820             if( p_ev->b_clicked )
2821             {
2822                 int32_t button;
2823                 int32_t best,dist,d;
2824                 int32_t mx,my,dx,dy;
2825
2826                 msg_Dbg( p_ev->p_demux, "Handle Mouse Event: Mouse clicked x(%d)*y(%d)", (unsigned)valx.i_int, (unsigned)valy.i_int);
2827
2828                 b_activated = VLC_TRUE;
2829                 // get current button
2830                 best = 0;
2831                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2832                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2833                 {
2834                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2835
2836                     if(((unsigned)valx.i_int >= button_ptr->x_start)
2837                      && ((unsigned)valx.i_int <= button_ptr->x_end)
2838                      && ((unsigned)valy.i_int >= button_ptr->y_start)
2839                      && ((unsigned)valy.i_int <= button_ptr->y_end))
2840                     {
2841                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2842                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2843                         dx = mx - valx.i_int;
2844                         dy = my - valy.i_int;
2845                         d = (dx*dx) + (dy*dy);
2846                         /* If the mouse is within the button and the mouse is closer
2847                         * to the center of this button then it is the best choice. */
2848                         if(d < dist) {
2849                             dist = d;
2850                             best = button;
2851                         }
2852                     }
2853                 }
2854
2855                 if ( best != 0)
2856                 {
2857                     btni_t button_ptr = pci->hli.btnit[best-1];
2858                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2859
2860                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2861                     vlc_mutex_unlock( &p_ev->lock );
2862                     vlc_mutex_lock( &p_sys->lock_demuxer );
2863
2864                     // process the button action
2865                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2866                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2867
2868                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2869
2870                     // select new button
2871                     if ( best != i_curr_button )
2872                     {
2873                         vlc_value_t val;
2874
2875                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2876                         {
2877                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2878                             uint32_t i_palette;
2879
2880                             if(button_ptr.btn_coln != 0) {
2881                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2882                             } else {
2883                                 i_palette = 0;
2884                             }
2885
2886                             for( int i = 0; i < 4; i++ )
2887                             {
2888                                 uint32_t i_yuv = 0xFF;//p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
2889                                 uint8_t i_alpha = (i_palette>>(i*4))&0x0f;
2890                                 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
2891
2892                                 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
2893                                 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
2894                                 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
2895                                 p_sys->palette[i][3] = i_alpha;
2896                             }
2897
2898                             vlc_mutex_lock( p_mutex );
2899                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2900                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2901                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2902                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2903
2904                             val.p_address = (void *)p_sys->palette;
2905                             var_Set( p_sys->p_input, "menu-palette", val );
2906
2907                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2908                             vlc_mutex_unlock( p_mutex );
2909                         }
2910                     }
2911                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2912                     vlc_mutex_lock( &p_ev->lock );
2913                 }
2914             }
2915             else if( p_ev->b_moved )
2916             {
2917 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2918             }
2919
2920             p_ev->b_moved = VLC_FALSE;
2921             p_ev->b_clicked = VLC_FALSE;
2922             vlc_mutex_unlock( &p_ev->lock );
2923         }
2924
2925         /* VOUT part */
2926         if( p_vout && p_vout->b_die )
2927         {
2928             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2929             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2930             vlc_object_release( p_vout );
2931             p_vout = NULL;
2932         }
2933
2934         else if( p_vout == NULL )
2935         {
2936             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2937                                       FIND_CHILD );
2938             if( p_vout)
2939             {
2940                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2941                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2942             }
2943         }
2944
2945         /* Wait a bit, 10ms */
2946         msleep( 10000 );
2947     }
2948
2949     /* Release callback */
2950     if( p_vout )
2951     {
2952         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2953         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2954         vlc_object_release( p_vout );
2955     }
2956     var_DelCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2957
2958     vlc_mutex_destroy( &p_ev->lock );
2959
2960     return VLC_SUCCESS;
2961 }
2962
2963 void matroska_segment_c::UnSelect( )
2964 {
2965     size_t i_track;
2966
2967     for( i_track = 0; i_track < tracks.size(); i_track++ )
2968     {
2969         if ( tracks[i_track]->p_es != NULL )
2970         {
2971 //            es_format_Clean( &tracks[i_track]->fmt );
2972             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2973             tracks[i_track]->p_es = NULL;
2974         }
2975     }
2976     delete ep;
2977     ep = NULL;
2978 }
2979
2980 void virtual_segment_c::PrepareChapters( )
2981 {
2982     if ( linked_segments.size() == 0 )
2983         return;
2984
2985     // !!! should be called only once !!!
2986     matroska_segment_c *p_segment;
2987     size_t i, j;
2988
2989     // copy editions from the first segment
2990     p_segment = linked_segments[0];
2991     p_editions = &p_segment->stored_editions;
2992
2993     for ( i=1 ; i<linked_segments.size(); i++ )
2994     {
2995         p_segment = linked_segments[i];
2996         // FIXME assume we have the same editions in all segments
2997         for (j=0; j<p_segment->stored_editions.size(); j++)
2998             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2999     }
3000 }
3001
3002 std::string chapter_edition_c::GetMainName() const
3003 {
3004     if ( sub_chapters.size() )
3005     {
3006         return sub_chapters[0]->GetCodecName( true );
3007     }
3008     return "";
3009 }
3010
3011 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
3012 {
3013     // add support for meta-elements from codec like DVD Titles
3014     if ( !b_display_seekpoint || psz_name == "" )
3015     {
3016         psz_name = GetCodecName();
3017         if ( psz_name != "" )
3018             b_display_seekpoint = true;
3019     }
3020
3021     if (b_display_seekpoint)
3022     {
3023         seekpoint_t *sk = vlc_seekpoint_New();
3024
3025         sk->i_level = i_level;
3026         sk->i_time_offset = i_start_time;
3027         sk->psz_name = strdup( psz_name.c_str() );
3028
3029         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
3030         title.i_seekpoint++;
3031         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
3032         title.seekpoint[title.i_seekpoint-1] = sk;
3033
3034         if ( b_user_display )
3035             i_user_chapters++;
3036     }
3037
3038     for ( size_t i=0; i<sub_chapters.size() ; i++)
3039     {
3040         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
3041     }
3042
3043     i_seekpoint_num = i_user_chapters;
3044
3045     return i_user_chapters;
3046 }
3047
3048 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
3049 {
3050     demux_sys_t & sys = *demux.p_sys;
3051     chapter_item_c *psz_curr_chapter;
3052     bool b_has_seeked = false;
3053
3054     /* update current chapter/seekpoint */
3055     if ( p_editions->size() )
3056     {
3057         /* 1st, we need to know in which chapter we are */
3058         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts, psz_current_chapter );
3059
3060         /* we have moved to a new chapter */
3061         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
3062         {
3063             if ( (*p_editions)[i_current_edition]->b_ordered )
3064             {
3065                 // Leave/Enter up to the link point
3066                 b_has_seeked = psz_curr_chapter->EnterAndLeave( psz_current_chapter );
3067                 if ( !b_has_seeked )
3068                 {
3069                     // only physically seek if necessary
3070                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
3071                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
3072                 }
3073             }
3074
3075             if ( !b_has_seeked )
3076             {
3077                 psz_current_chapter = psz_curr_chapter;
3078                 if ( psz_curr_chapter->i_seekpoint_num > 0 )
3079                 {
3080                     demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
3081                     demux.info.i_title = sys.i_current_title = i_sys_title;
3082                     demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
3083                 }
3084             }
3085
3086             return true;
3087         }
3088         else if (psz_curr_chapter == NULL)
3089         {
3090             // out of the scope of the data described by chapters, leave the edition
3091             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
3092             {
3093                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
3094                     psz_current_chapter = NULL;
3095                 else
3096                     return true;
3097             }
3098         }
3099     }
3100     return false;
3101 }
3102
3103 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
3104                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3105                                     const void *p_cookie,
3106                                     size_t i_cookie_size )
3107 {
3108     // FIXME don't assume it is the first edition
3109     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3110     if ( index != p_editions->end() )
3111     {
3112         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3113         if ( p_result != NULL )
3114             return p_result;
3115     }
3116     return NULL;
3117 }
3118
3119 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
3120 {
3121     // FIXME don't assume it is the first edition
3122     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3123     if ( index != p_editions->end() )
3124     {
3125         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
3126         if ( p_result != NULL )
3127             return p_result;
3128     }
3129     return NULL;
3130 }
3131
3132 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
3133                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3134                                     const void *p_cookie,
3135                                     size_t i_cookie_size )
3136 {
3137     // this chapter
3138     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3139     while ( index != codecs.end() )
3140     {
3141         if ( match( **index ,p_cookie, i_cookie_size ) )
3142             return this;
3143         index++;
3144     }
3145
3146     // sub-chapters
3147     chapter_item_c *p_result = NULL;
3148     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
3149     while ( index2 != sub_chapters.end() )
3150     {
3151         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3152         if ( p_result != NULL )
3153             return p_result;
3154         index2++;
3155     }
3156
3157     return p_result;
3158 }
3159
3160 void chapter_item_c::Append( const chapter_item_c & chapter )
3161 {
3162     // we are appending content for the same chapter UID
3163     size_t i;
3164     chapter_item_c *p_chapter;
3165
3166     for ( i=0; i<chapter.sub_chapters.size(); i++ )
3167     {
3168         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
3169         if ( p_chapter != NULL )
3170         {
3171             p_chapter->Append( *chapter.sub_chapters[i] );
3172         }
3173         else
3174         {
3175             sub_chapters.push_back( chapter.sub_chapters[i] );
3176         }
3177     }
3178
3179     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
3180     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
3181 }
3182
3183 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
3184 {
3185     size_t i;
3186     chapter_item_c *p_result = NULL;
3187
3188     if ( i_uid == i_find_uid )
3189         return this;
3190
3191     for ( i=0; i<sub_chapters.size(); i++)
3192     {
3193         p_result = sub_chapters[i]->FindChapter( i_find_uid );
3194         if ( p_result != NULL )
3195             break;
3196     }
3197     return p_result;
3198 }
3199
3200 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
3201 {
3202     std::string result;
3203
3204     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3205     while ( index != codecs.end() )
3206     {
3207         result = (*index)->GetCodecName( f_for_title );
3208         if ( result != "" )
3209             break;
3210         index++;
3211     }
3212
3213     return result;
3214 }
3215
3216 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
3217 {
3218     std::string result;
3219     if ( p_private_data->GetSize() >= 3)
3220     {
3221         const binary* p_data = p_private_data->GetBuffer();
3222 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
3223         {
3224             uint16_t i_title = (p_data[1] << 8) + p_data[2];
3225             char psz_str[11];
3226             sprintf( psz_str, " %d  ---", i_title );
3227             result = N_("---  DVD Title");
3228             result += psz_str;
3229         }
3230         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
3231         {
3232             char psz_str[11];
3233             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
3234             result = N_("---  DVD Menu");
3235             result += psz_str;
3236         }
3237         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
3238         {
3239             if ( p_data[1] == 0x00 )
3240                 result = N_("First Played");
3241             else if ( p_data[1] == 0xC0 )
3242                 result = N_("Video Manager");
3243             else if ( p_data[1] == 0x80 )
3244             {
3245                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
3246                 char psz_str[20];
3247                 sprintf( psz_str, " %d -----", i_title );
3248                 result = N_("----- Title");
3249                 result += psz_str;
3250             }
3251         }
3252     }
3253
3254     return result;
3255 }
3256
3257 int16 chapter_item_c::GetTitleNumber( ) const
3258 {
3259     int result = -1;
3260
3261     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3262     while ( index != codecs.end() )
3263     {
3264         result = (*index)->GetTitleNumber( );
3265         if ( result >= 0 )
3266             break;
3267         index++;
3268     }
3269
3270     return result;
3271 }
3272
3273 int16 dvd_chapter_codec_c::GetTitleNumber()
3274 {
3275     if ( p_private_data->GetSize() >= 3)
3276     {
3277         const binary* p_data = p_private_data->GetBuffer();
3278         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
3279         {
3280             return int16( (p_data[2] << 8) + p_data[3] );
3281         }
3282     }
3283     return -1;
3284 }
3285
3286 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
3287 {
3288     demux_sys_t        *p_sys = p_demux->p_sys;
3289     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3290     matroska_segment_c *p_segment = p_vsegment->Segment();
3291     mtime_t            i_time_offset = 0;
3292
3293     int         i_index;
3294
3295     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
3296     if( i_date < 0 && f_percent < 0 )
3297     {
3298         msg_Warn( p_demux, "cannot seek nowhere !" );
3299         return;
3300     }
3301     if( f_percent > 1.0 )
3302     {
3303         msg_Warn( p_demux, "cannot seek so far !" );
3304         return;
3305     }
3306
3307     /* seek without index or without date */
3308     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3309     {
3310         if (p_sys->f_duration >= 0)
3311         {
3312             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3313         }
3314         else
3315         {
3316             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3317
3318             msg_Dbg( p_demux, "inacurate way of seeking" );
3319             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3320             {
3321                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3322                 {
3323                     break;
3324                 }
3325             }
3326             if( i_index == p_segment->i_index )
3327             {
3328                 i_index--;
3329             }
3330
3331             i_date = p_segment->p_indexes[i_index].i_time;
3332
3333 #if 0
3334             if( p_segment->p_indexes[i_index].i_position < i_pos )
3335             {
3336                 EbmlElement *el;
3337
3338                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3339
3340                 /* search a cluster */
3341                 while( ( el = p_sys->ep->Get() ) != NULL )
3342                 {
3343                     if( MKV_IS_ID( el, KaxCluster ) )
3344                     {
3345                         KaxCluster *cluster = (KaxCluster*)el;
3346
3347                         /* add it to the index */
3348                         p_segment->IndexAppendCluster( cluster );
3349
3350                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3351                         {
3352                             p_sys->cluster = cluster;
3353                             p_sys->ep->Down();
3354                             break;
3355                         }
3356                     }
3357                 }
3358             }
3359 #endif
3360         }
3361     }
3362
3363     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3364 }
3365
3366 /*****************************************************************************
3367  * Demux: reads and demuxes data packets
3368  *****************************************************************************
3369  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3370  *****************************************************************************/
3371 static int Demux( demux_t *p_demux)
3372 {
3373     demux_sys_t        *p_sys = p_demux->p_sys;
3374
3375     vlc_mutex_lock( &p_sys->lock_demuxer );
3376
3377     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3378     matroska_segment_c *p_segment = p_vsegment->Segment();
3379     if ( p_segment == NULL ) return 0;
3380     int                i_block_count = 0;
3381     int                i_return = 0;
3382
3383     for( ;; )
3384     {
3385         if ( p_sys->demuxer.b_die )
3386             break;
3387
3388         if( p_sys->i_pts >= p_sys->i_start_pts  )
3389             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3390             {
3391                 i_return = 1;
3392                 break;
3393             }
3394
3395         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3396         {
3397             /* nothing left to read in this ordered edition */
3398             if ( !p_vsegment->SelectNext() )
3399                 break;
3400             p_segment->UnSelect( );
3401
3402             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3403
3404             /* switch to the next segment */
3405             p_segment = p_vsegment->Segment();
3406             if ( !p_segment->Select( 0 ) )
3407             {
3408                 msg_Err( p_demux, "Failed to select new segment" );
3409                 break;
3410             }
3411             continue;
3412         }
3413
3414         KaxBlock *block;
3415         int64_t i_block_duration = 0;
3416         int64_t i_block_ref1;
3417         int64_t i_block_ref2;
3418
3419 #if LIBMATROSKA_VERSION >= 0x000800
3420         KaxSimpleBlock *simpleblock;
3421
3422         if( p_segment->BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3423 #else
3424         if( p_segment->BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3425 #endif
3426         {
3427             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3428             {
3429                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3430                 // check if there are more chapters to read
3431                 if ( p_chap != NULL )
3432                 {
3433                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3434                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3435                         p_vsegment->SelectNext();
3436                     */
3437                     p_sys->i_pts = p_chap->i_user_end_time;
3438                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3439
3440                     i_return = 1;
3441                 }
3442
3443                 break;
3444             }
3445             else
3446             {
3447                 msg_Warn( p_demux, "cannot get block EOF?" );
3448                 p_segment->UnSelect( );
3449
3450                 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3451
3452                 /* switch to the next segment */
3453                 if ( !p_vsegment->SelectNext() )
3454                     // no more segments in this stream
3455                     break;
3456                 p_segment = p_vsegment->Segment();
3457                 if ( !p_segment->Select( 0 ) )
3458                 {
3459                     msg_Err( p_demux, "Failed to select new segment" );
3460                     break;
3461                 }
3462
3463                 continue;
3464             }
3465         }
3466
3467 #if LIBMATROSKA_VERSION >= 0x000800
3468         if ( simpleblock != NULL )
3469             p_sys->i_pts = (p_sys->i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
3470         else
3471 #endif
3472         p_sys->i_pts = (p_sys->i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
3473
3474         if( p_sys->i_pts >= p_sys->i_start_pts  )
3475         {
3476             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3477
3478             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3479             {
3480                 i_return = 1;
3481                 delete block;
3482                 break;
3483             }
3484         }
3485
3486         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3487         {
3488             /* nothing left to read in this ordered edition */
3489             if ( !p_vsegment->SelectNext() )
3490             {
3491                 delete block;
3492                 break;
3493             }
3494             p_segment->UnSelect( );
3495
3496             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3497
3498             /* switch to the next segment */
3499             p_segment = p_vsegment->Segment();
3500             if ( !p_segment->Select( 0 ) )
3501             {
3502                 msg_Err( p_demux, "Failed to select new segment" );
3503                 delete block;
3504                 break;
3505             }
3506             delete block;
3507             continue;
3508         }
3509
3510 #if LIBMATROSKA_VERSION >= 0x000800
3511         BlockDecode( p_demux, block, simpleblock, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3512 #else
3513         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3514 #endif
3515
3516         delete block;
3517         i_block_count++;
3518
3519         // TODO optimize when there is need to leave or when seeking has been called
3520         if( i_block_count > 5 )
3521         {
3522             i_return = 1;
3523             break;
3524         }
3525     }
3526
3527     vlc_mutex_unlock( &p_sys->lock_demuxer );
3528
3529     return i_return;
3530 }
3531
3532
3533
3534 /*****************************************************************************
3535  * Stream managment
3536  *****************************************************************************/
3537 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_, vlc_bool_t b_owner_ )
3538 {
3539     s = s_;
3540     b_owner = b_owner_;
3541     mb_eof = VLC_FALSE;
3542 }
3543
3544 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3545 {
3546     if( i_size <= 0 || mb_eof )
3547     {
3548         return 0;
3549     }
3550
3551     return stream_Read( s, p_buffer, i_size );
3552 }
3553 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3554 {
3555     int64_t i_pos;
3556
3557     switch( mode )
3558     {
3559         case seek_beginning:
3560             i_pos = i_offset;
3561             break;
3562         case seek_end:
3563             i_pos = stream_Size( s ) - i_offset;
3564             break;
3565         default:
3566             i_pos= stream_Tell( s ) + i_offset;
3567             break;
3568     }
3569
3570     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3571     {
3572         mb_eof = VLC_TRUE;
3573         return;
3574     }
3575
3576     mb_eof = VLC_FALSE;
3577     if( stream_Seek( s, i_pos ) )
3578     {
3579         mb_eof = VLC_TRUE;
3580     }
3581     return;
3582 }
3583 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3584 {
3585     return 0;
3586 }
3587 uint64 vlc_stream_io_callback::getFilePointer( void )
3588 {
3589     if ( s == NULL )
3590         return 0;
3591     return stream_Tell( s );
3592 }
3593 void vlc_stream_io_callback::close( void )
3594 {
3595     return;
3596 }
3597
3598
3599 /*****************************************************************************
3600  * Ebml Stream parser
3601  *****************************************************************************/
3602 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3603 {
3604     int i;
3605
3606     m_es = es;
3607     m_got = NULL;
3608     m_el[0] = el_start;
3609     mi_remain_size[0] = el_start->GetSize();
3610
3611     for( i = 1; i < 6; i++ )
3612     {
3613         m_el[i] = NULL;
3614     }
3615     mi_level = 1;
3616     mi_user_level = 1;
3617     mb_keep = VLC_FALSE;
3618     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3619 }
3620
3621 EbmlParser::~EbmlParser( void )
3622 {
3623     int i;
3624
3625     for( i = 1; i < mi_level; i++ )
3626     {
3627         if( !mb_keep )
3628         {
3629             delete m_el[i];
3630         }
3631         mb_keep = VLC_FALSE;
3632     }
3633 }
3634
3635 EbmlElement* EbmlParser::UnGet( uint64 i_block_pos, uint64 i_cluster_pos )
3636 {
3637     if ( mi_user_level > mi_level )
3638     {
3639         while ( mi_user_level != mi_level )
3640         {
3641             delete m_el[mi_user_level];
3642             m_el[mi_user_level] = NULL;
3643             mi_user_level--;
3644         }
3645     }
3646     m_got = NULL;
3647     mb_keep = VLC_FALSE;
3648     if ( m_el[1]->GetElementPosition() == i_cluster_pos )
3649     {
3650         m_es->I_O().setFilePointer( i_block_pos, seek_beginning );
3651         return (EbmlMaster*) m_el[1];
3652     }
3653     else
3654     {
3655         // seek to the previous Cluster
3656         m_es->I_O().setFilePointer( i_cluster_pos, seek_beginning );
3657         mi_level--;
3658         mi_user_level--;
3659         delete m_el[mi_level];
3660         m_el[mi_level] = NULL;
3661         return NULL;
3662     }
3663 }
3664
3665 void EbmlParser::Up( void )
3666 {
3667     if( mi_user_level == mi_level )
3668     {
3669         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3670     }
3671
3672     mi_user_level--;
3673 }
3674
3675 void EbmlParser::Down( void )
3676 {
3677     mi_user_level++;
3678     mi_level++;
3679 }
3680
3681 void EbmlParser::Keep( void )
3682 {
3683     mb_keep = VLC_TRUE;
3684 }
3685
3686 int EbmlParser::GetLevel( void )
3687 {
3688     return mi_user_level;
3689 }
3690
3691 void EbmlParser::Reset( demux_t *p_demux )
3692 {
3693     while ( mi_level > 0)
3694     {
3695         delete m_el[mi_level];
3696         m_el[mi_level] = NULL;
3697         mi_level--;
3698     }
3699     mi_user_level = mi_level = 1;
3700 #if LIBEBML_VERSION >= 0x000704
3701     // a little faster and cleaner
3702     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3703 #else
3704     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3705 #endif
3706     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3707 }
3708
3709 EbmlElement *EbmlParser::Get( void )
3710 {
3711     int i_ulev = 0;
3712
3713     if( mi_user_level != mi_level )
3714     {
3715         return NULL;
3716     }
3717     if( m_got )
3718     {
3719         EbmlElement *ret = m_got;
3720         m_got = NULL;
3721
3722         return ret;
3723     }
3724
3725     if( m_el[mi_level] )
3726     {
3727         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3728         if( !mb_keep )
3729         {
3730             delete m_el[mi_level];
3731         }
3732         mb_keep = VLC_FALSE;
3733     }
3734
3735     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3736 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3737     if( i_ulev > 0 )
3738     {
3739         while( i_ulev > 0 )
3740         {
3741             if( mi_level == 1 )
3742             {
3743                 mi_level = 0;
3744                 return NULL;
3745             }
3746
3747             delete m_el[mi_level - 1];
3748             m_got = m_el[mi_level -1] = m_el[mi_level];
3749             m_el[mi_level] = NULL;
3750
3751             mi_level--;
3752             i_ulev--;
3753         }
3754         return NULL;
3755     }
3756     else if( m_el[mi_level] == NULL )
3757     {
3758         fprintf( stderr," m_el[mi_level] == NULL\n" );
3759     }
3760
3761     return m_el[mi_level];
3762 }
3763
3764
3765 /*****************************************************************************
3766  * Tools
3767  *  * LoadCues : load the cues element and update index
3768  *
3769  *  * LoadTags : load ... the tags element
3770  *
3771  *  * InformationCreate : create all information, load tags if present
3772  *
3773  *****************************************************************************/
3774 void matroska_segment_c::LoadCues( )
3775 {
3776     int64_t     i_sav_position = es.I_O().getFilePointer();
3777     EbmlParser  *ep;
3778     EbmlElement *el, *cues;
3779
3780     /* *** Load the cue if found *** */
3781     if( i_cues_position < 0 )
3782     {
3783         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3784
3785 //        IndexAppendCluster( cluster );
3786     }
3787
3788     vlc_bool_t b_seekable;
3789
3790     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3791     if( !b_seekable )
3792         return;
3793
3794     msg_Dbg( &sys.demuxer, "loading cues" );
3795     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3796     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3797
3798     if( cues == NULL )
3799     {
3800         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3801         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3802         return;
3803     }
3804
3805     ep = new EbmlParser( &es, cues, &sys.demuxer );
3806     while( ( el = ep->Get() ) != NULL )
3807     {
3808         if( MKV_IS_ID( el, KaxCuePoint ) )
3809         {
3810 #define idx p_indexes[i_index]
3811
3812             idx.i_track       = -1;
3813             idx.i_block_number= -1;
3814             idx.i_position    = -1;
3815             idx.i_time        = 0;
3816             idx.b_key         = VLC_TRUE;
3817
3818             ep->Down();
3819             while( ( el = ep->Get() ) != NULL )
3820             {
3821                 if( MKV_IS_ID( el, KaxCueTime ) )
3822                 {
3823                     KaxCueTime &ctime = *(KaxCueTime*)el;
3824
3825                     ctime.ReadData( es.I_O() );
3826
3827                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3828                 }
3829                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3830                 {
3831                     ep->Down();
3832                     while( ( el = ep->Get() ) != NULL )
3833                     {
3834                         if( MKV_IS_ID( el, KaxCueTrack ) )
3835                         {
3836                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3837
3838                             ctrack.ReadData( es.I_O() );
3839                             idx.i_track = uint16( ctrack );
3840                         }
3841                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3842                         {
3843                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3844
3845                             ccpos.ReadData( es.I_O() );
3846                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3847                         }
3848                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3849                         {
3850                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3851
3852                             cbnum.ReadData( es.I_O() );
3853                             idx.i_block_number = uint32( cbnum );
3854                         }
3855                         else
3856                         {
3857                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3858                         }
3859                     }
3860                     ep->Up();
3861                 }
3862                 else
3863                 {
3864                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3865                 }
3866             }
3867             ep->Up();
3868
3869 #if 0
3870             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3871                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3872                      idx.i_track, idx.i_block_number );
3873 #endif
3874
3875             i_index++;
3876             if( i_index >= i_index_max )
3877             {
3878                 i_index_max += 1024;
3879                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3880             }
3881 #undef idx
3882         }
3883         else
3884         {
3885             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3886         }
3887     }
3888     delete ep;
3889     delete cues;
3890
3891     b_cues = VLC_TRUE;
3892
3893     msg_Dbg( &sys.demuxer, "loading cues done." );
3894     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3895 }
3896
3897 void matroska_segment_c::LoadTags( )
3898 {
3899     int64_t     i_sav_position = es.I_O().getFilePointer();
3900     EbmlParser  *ep;
3901     EbmlElement *el, *tags;
3902
3903     msg_Dbg( &sys.demuxer, "loading tags" );
3904     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3905     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3906
3907     if( tags == NULL )
3908     {
3909         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3910         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3911         return;
3912     }
3913
3914     msg_Dbg( &sys.demuxer, "Tags" );
3915     ep = new EbmlParser( &es, tags, &sys.demuxer );
3916     while( ( el = ep->Get() ) != NULL )
3917     {
3918         if( MKV_IS_ID( el, KaxTag ) )
3919         {
3920             msg_Dbg( &sys.demuxer, "+ Tag" );
3921             ep->Down();
3922             while( ( el = ep->Get() ) != NULL )
3923             {
3924                 if( MKV_IS_ID( el, KaxTagTargets ) )
3925                 {
3926                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3927                     ep->Down();
3928                     while( ( el = ep->Get() ) != NULL )
3929                     {
3930                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3931                     }
3932                     ep->Up();
3933                 }
3934                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3935                 {
3936                     msg_Dbg( &sys.demuxer, "|   + General" );
3937                     ep->Down();
3938                     while( ( el = ep->Get() ) != NULL )
3939                     {
3940                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3941                     }
3942                     ep->Up();
3943                 }
3944                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3945                 {
3946                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3947                     ep->Down();
3948                     while( ( el = ep->Get() ) != NULL )
3949                     {
3950                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3951                     }
3952                     ep->Up();
3953                 }
3954                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3955                 {
3956                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3957                     ep->Down();
3958                     while( ( el = ep->Get() ) != NULL )
3959                     {
3960                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3961                     }
3962                     ep->Up();
3963                 }
3964                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3965                 {
3966                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3967                     ep->Down();
3968                     while( ( el = ep->Get() ) != NULL )
3969                     {
3970                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3971                     }
3972                     ep->Up();
3973                 }
3974                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3975                 {
3976                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3977                 }
3978                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3979                 {
3980                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3981                 }
3982                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3983                 {
3984                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3985                 }
3986                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3987                 {
3988                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3989                 }
3990                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3991                 {
3992                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3993                 }
3994                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3995                 {
3996                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3997                 }
3998                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3999                 {
4000                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
4001                 }
4002                 else
4003                 {
4004                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
4005                 }
4006             }
4007             ep->Up();
4008         }
4009         else
4010         {
4011             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
4012         }
4013     }
4014     delete ep;
4015     delete tags;
4016
4017     msg_Dbg( &sys.demuxer, "loading tags done." );
4018     es.I_O().setFilePointer( i_sav_position, seek_beginning );
4019 }
4020
4021 /*****************************************************************************
4022  * ParseSeekHead:
4023  *****************************************************************************/
4024 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
4025 {
4026     EbmlElement *el;
4027     size_t i, j;
4028     int i_upper_level = 0;
4029
4030     msg_Dbg( &sys.demuxer, "|   + Seek head" );
4031
4032     /* Master elements */
4033     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
4034
4035     for( i = 0; i < seekhead->ListSize(); i++ )
4036     {
4037         EbmlElement *l = (*seekhead)[i];
4038
4039         if( MKV_IS_ID( l, KaxSeek ) )
4040         {
4041             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
4042             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
4043             int64_t i_pos = -1;
4044
4045             for( j = 0; j < sk->ListSize(); j++ )
4046             {
4047                 EbmlElement *l = (*sk)[j];
4048
4049                 if( MKV_IS_ID( l, KaxSeekID ) )
4050                 {
4051                     KaxSeekID &sid = *(KaxSeekID*)l;
4052                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
4053                 }
4054                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
4055                 {
4056                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
4057                     i_pos = uint64( spos );
4058                 }
4059                 else
4060                 {
4061                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4062                 }
4063             }
4064
4065             if( i_pos >= 0 )
4066             {
4067                 if( id == KaxCues::ClassInfos.GlobalId )
4068                 {
4069                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
4070                     i_cues_position = segment->GetGlobalPosition( i_pos );
4071                 }
4072                 else if( id == KaxChapters::ClassInfos.GlobalId )
4073                 {
4074                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
4075                     i_chapters_position = segment->GetGlobalPosition( i_pos );
4076                 }
4077                 else if( id == KaxTags::ClassInfos.GlobalId )
4078                 {
4079                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
4080                     i_tags_position = segment->GetGlobalPosition( i_pos );
4081                 }
4082             }
4083         }
4084         else
4085         {
4086             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4087         }
4088     }
4089 }
4090
4091 /*****************************************************************************
4092  * ParseTrackEntry:
4093  *****************************************************************************/
4094 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
4095 {
4096     size_t i, j, k, n;
4097     bool bSupported = true;
4098
4099     mkv_track_t *tk;
4100
4101     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
4102
4103     tk = new mkv_track_t();
4104
4105     /* Init the track */
4106     memset( tk, 0, sizeof( mkv_track_t ) );
4107
4108     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
4109     tk->fmt.psz_language = strdup("English");
4110     tk->fmt.psz_description = NULL;
4111
4112     tk->b_default = VLC_TRUE;
4113     tk->b_enabled = VLC_TRUE;
4114     tk->b_silent = VLC_FALSE;
4115     tk->i_number = tracks.size() - 1;
4116     tk->i_extra_data = 0;
4117     tk->p_extra_data = NULL;
4118     tk->psz_codec = NULL;
4119     tk->i_default_duration = 0;
4120     tk->f_timecodescale = 1.0;
4121
4122     tk->b_inited = VLC_FALSE;
4123     tk->i_data_init = 0;
4124     tk->p_data_init = NULL;
4125
4126     tk->psz_codec_name = NULL;
4127     tk->psz_codec_settings = NULL;
4128     tk->psz_codec_info_url = NULL;
4129     tk->psz_codec_download_url = NULL;
4130
4131     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
4132     tk->p_compression_data = NULL;
4133
4134     for( i = 0; i < m->ListSize(); i++ )
4135     {
4136         EbmlElement *l = (*m)[i];
4137
4138         if( MKV_IS_ID( l, KaxTrackNumber ) )
4139         {
4140             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
4141
4142             tk->i_number = uint32( tnum );
4143             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
4144         }
4145         else  if( MKV_IS_ID( l, KaxTrackUID ) )
4146         {
4147             KaxTrackUID &tuid = *(KaxTrackUID*)l;
4148
4149             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
4150         }
4151         else  if( MKV_IS_ID( l, KaxTrackType ) )
4152         {
4153             const char *psz_type;
4154             KaxTrackType &ttype = *(KaxTrackType*)l;
4155
4156             switch( uint8(ttype) )
4157             {
4158                 case track_audio:
4159                     psz_type = "audio";
4160                     tk->fmt.i_cat = AUDIO_ES;
4161                     break;
4162                 case track_video:
4163                     psz_type = "video";
4164                     tk->fmt.i_cat = VIDEO_ES;
4165                     break;
4166                 case track_subtitle:
4167                     psz_type = "subtitle";
4168                     tk->fmt.i_cat = SPU_ES;
4169                     break;
4170                 case track_buttons:
4171                     psz_type = "buttons";
4172                     tk->fmt.i_cat = SPU_ES;
4173                     break;
4174                 default:
4175                     psz_type = "unknown";
4176                     tk->fmt.i_cat = UNKNOWN_ES;
4177                     break;
4178             }
4179
4180             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
4181         }
4182 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
4183 //        {
4184 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
4185
4186 //            tk->b_enabled = uint32( fenb );
4187 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
4188 //                     uint32( fenb )  );
4189 //        }
4190         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
4191         {
4192             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
4193
4194             tk->b_default = uint32( fdef );
4195             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
4196         }
4197         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
4198         {
4199             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
4200
4201             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
4202         }
4203         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
4204         {
4205             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
4206
4207             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
4208         }
4209         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
4210         {
4211             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
4212
4213             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
4214         }
4215         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
4216         {
4217             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
4218
4219             tk->i_default_duration = uint64(defd);
4220             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
4221         }
4222         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
4223         {
4224             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
4225
4226             tk->f_timecodescale = float( ttcs );
4227             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
4228         }
4229         else if( MKV_IS_ID( l, KaxTrackName ) )
4230         {
4231             KaxTrackName &tname = *(KaxTrackName*)l;
4232
4233             tk->fmt.psz_description = ToUTF8( UTFstring( tname ) );
4234             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
4235         }
4236         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
4237         {
4238             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
4239
4240             if ( tk->fmt.psz_language != NULL )
4241                 free( tk->fmt.psz_language );
4242             tk->fmt.psz_language = strdup( string( lang ).c_str() );
4243             msg_Dbg( &sys.demuxer,
4244                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
4245         }
4246         else  if( MKV_IS_ID( l, KaxCodecID ) )
4247         {
4248             KaxCodecID &codecid = *(KaxCodecID*)l;
4249
4250             tk->psz_codec = strdup( string( codecid ).c_str() );
4251             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
4252         }
4253         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
4254         {
4255             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
4256
4257             tk->i_extra_data = cpriv.GetSize();
4258             if( tk->i_extra_data > 0 )
4259             {
4260                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
4261                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
4262             }
4263             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
4264         }
4265         else if( MKV_IS_ID( l, KaxCodecName ) )
4266         {
4267             KaxCodecName &cname = *(KaxCodecName*)l;
4268
4269             tk->psz_codec_name = ToUTF8( UTFstring( cname ) );
4270             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
4271         }
4272         else if( MKV_IS_ID( l, KaxContentEncodings ) )
4273         {
4274             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
4275             MkvTree( sys.demuxer, 3, "Content Encodings" );
4276             if ( cencs->ListSize() > 1 )
4277             {
4278                 msg_Err( &sys.demuxer, "Multiple Compression method not supported" );
4279                 bSupported = false;
4280             }
4281             for( j = 0; j < cencs->ListSize(); j++ )
4282             {
4283                 EbmlElement *l2 = (*cencs)[j];
4284                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
4285                 {
4286                     MkvTree( sys.demuxer, 4, "Content Encoding" );
4287                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
4288                     for( k = 0; k < cenc->ListSize(); k++ )
4289                     {
4290                         EbmlElement *l3 = (*cenc)[k];
4291                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
4292                         {
4293                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
4294                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
4295                         }
4296                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
4297                         {
4298                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
4299                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
4300                         }
4301                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
4302                         {
4303                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
4304                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
4305                         }
4306                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
4307                         {
4308                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
4309                             MkvTree( sys.demuxer, 5, "Content Compression" );
4310                             for( n = 0; n < compr->ListSize(); n++ )
4311                             {
4312                                 EbmlElement *l4 = (*compr)[n];
4313                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
4314                                 {
4315                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
4316                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
4317                                     tk->i_compression_type = uint32( compalg );
4318                                     if ( ( tk->i_compression_type != MATROSKA_COMPRESSION_ZLIB ) &&
4319                                          ( tk->i_compression_type != MATROSKA_COMPRESSION_HEADER ) )
4320                                     {
4321                                         msg_Err( &sys.demuxer, "Track Compression method %d not supported", tk->i_compression_type );
4322                                         bSupported = false;
4323                                     }
4324                                 }
4325                                 else if( MKV_IS_ID( l4, KaxContentCompSettings ) )
4326                                 {
4327                                     tk->p_compression_data = new KaxContentCompSettings( *(KaxContentCompSettings*)l4 );
4328                                 }
4329                                 else
4330                                 {
4331                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
4332                                 }
4333                             }
4334                         }
4335                         else
4336                         {
4337                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
4338                         }
4339                     }
4340                 }
4341                 else
4342                 {
4343                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
4344                 }
4345             }
4346         }
4347 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
4348 //        {
4349 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
4350
4351 //            tk->psz_codec_settings = ToUTF8( UTFstring( cset ) );
4352 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
4353 //        }
4354 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4355 //        {
4356 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4357
4358 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4359 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
4360 //        }
4361 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4362 //        {
4363 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4364
4365 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4366 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
4367 //        }
4368 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4369 //        {
4370 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4371
4372 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4373 //        }
4374 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4375 //        {
4376 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4377
4378 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4379 //        }
4380         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
4381         {
4382             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4383             unsigned int j;
4384             unsigned int i_crop_right = 0, i_crop_left = 0, i_crop_top = 0, i_crop_bottom = 0;
4385             unsigned int i_display_unit = 0, i_display_width = 0, i_display_height = 0;
4386
4387             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
4388             tk->f_fps = 0.0;
4389
4390             tk->fmt.video.i_frame_rate_base = (unsigned int)(tk->i_default_duration / 1000);
4391             tk->fmt.video.i_frame_rate = 1000000;
4392
4393             for( j = 0; j < tkv->ListSize(); j++ )
4394             {
4395                 EbmlElement *l = (*tkv)[j];
4396 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4397 //                {
4398 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4399
4400 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4401 //                }
4402 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4403 //                {
4404 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4405
4406 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4407 //                }
4408 //                else
4409                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4410                 {
4411                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4412
4413                     tk->fmt.video.i_width += uint16( vwidth );
4414                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4415                 }
4416                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4417                 {
4418                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4419
4420                     tk->fmt.video.i_height += uint16( vheight );
4421                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4422                 }
4423                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4424                 {
4425                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4426
4427                     i_display_width = uint16( vwidth );
4428                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4429                 }
4430                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4431                 {
4432                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4433
4434                     i_display_height = uint16( vheight );
4435                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4436                 }
4437                 else if( MKV_IS_ID( l, KaxVideoPixelCropBottom ) )
4438                 {
4439                     KaxVideoPixelCropBottom &cropval = *(KaxVideoPixelCropBottom*)l;
4440
4441                     i_crop_bottom = uint16( cropval );
4442                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel bottom=%d", uint16( cropval ) );
4443                 }
4444                 else if( MKV_IS_ID( l, KaxVideoPixelCropTop ) )
4445                 {
4446                     KaxVideoPixelCropTop &cropval = *(KaxVideoPixelCropTop*)l;
4447
4448                     i_crop_top = uint16( cropval );
4449                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel top=%d", uint16( cropval ) );
4450                 }
4451                 else if( MKV_IS_ID( l, KaxVideoPixelCropRight ) )
4452                 {
4453                     KaxVideoPixelCropRight &cropval = *(KaxVideoPixelCropRight*)l;
4454
4455                     i_crop_right = uint16( cropval );
4456                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel right=%d", uint16( cropval ) );
4457                 }
4458                 else if( MKV_IS_ID( l, KaxVideoPixelCropLeft ) )
4459                 {
4460                     KaxVideoPixelCropLeft &cropval = *(KaxVideoPixelCropLeft*)l;
4461
4462                     i_crop_left = uint16( cropval );
4463                     msg_Dbg( &sys.demuxer, "|   |   |   |   + crop pixel left=%d", uint16( cropval ) );
4464                 }
4465                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4466                 {
4467                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4468
4469                     tk->f_fps = float( vfps );
4470                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4471                 }
4472                 else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4473                 {
4474                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4475
4476                     i_display_unit = uint8( vdmode );
4477                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4478                              uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4479                 }
4480 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4481 //                {
4482 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4483
4484 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4485 //                }
4486 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4487 //                {
4488 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4489
4490 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + gamma=%f", float( gamma ) );
4491 //                }
4492                 else
4493                 {
4494                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4495                 }
4496             }
4497             if( i_display_height && i_display_width )
4498                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * i_display_width / i_display_height;
4499             if( i_crop_left || i_crop_right || i_crop_top || i_crop_bottom )
4500             {
4501                 tk->fmt.video.i_visible_width = tk->fmt.video.i_width;
4502                 tk->fmt.video.i_visible_height = tk->fmt.video.i_height;
4503                 tk->fmt.video.i_x_offset = i_crop_left;
4504                 tk->fmt.video.i_y_offset = i_crop_top;
4505                 tk->fmt.video.i_visible_width -= i_crop_left + i_crop_right;
4506                 tk->fmt.video.i_visible_height -= i_crop_top + i_crop_bottom;
4507             }
4508             /* FIXME: i_display_* allows you to not only set DAR, but also a zoom factor.
4509                we do not support this atm */
4510         }
4511         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4512         {
4513             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4514             unsigned int j;
4515
4516             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4517
4518             for( j = 0; j < tka->ListSize(); j++ )
4519             {
4520                 EbmlElement *l = (*tka)[j];
4521
4522                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4523                 {
4524                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4525
4526                     tk->i_original_rate = tk->fmt.audio.i_rate = (int)float( afreq );
4527                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4528                 }
4529                 else if( MKV_IS_ID( l, KaxAudioOutputSamplingFreq ) )
4530                 {
4531                     KaxAudioOutputSamplingFreq &afreq = *(KaxAudioOutputSamplingFreq*)l;
4532
4533                     tk->fmt.audio.i_rate = (int)float( afreq );
4534                     msg_Dbg( &sys.demuxer, "|   |   |   |   + aoutfreq=%d", tk->fmt.audio.i_rate );
4535                 }
4536                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4537                 {
4538                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4539
4540                     tk->fmt.audio.i_channels = uint8( achan );
4541                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4542                 }
4543                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4544                 {
4545                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4546
4547                     tk->fmt.audio.i_bitspersample = uint8( abits );
4548                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4549                 }
4550                 else
4551                 {
4552                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4553                 }
4554             }
4555         }
4556         else
4557         {
4558             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4559                      typeid(*l).name() );
4560         }
4561     }
4562
4563     if ( bSupported )
4564     {
4565         tracks.push_back( tk );
4566     }
4567     else
4568     {
4569         msg_Err( &sys.demuxer, "Track Entry %d not supported", tk->i_number );
4570         delete tk;
4571     }
4572 }
4573
4574 /*****************************************************************************
4575  * ParseTracks:
4576  *****************************************************************************/
4577 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4578 {
4579     EbmlElement *el;
4580     unsigned int i;
4581     int i_upper_level = 0;
4582
4583     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4584
4585     /* Master elements */
4586     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4587
4588     for( i = 0; i < tracks->ListSize(); i++ )
4589     {
4590         EbmlElement *l = (*tracks)[i];
4591
4592         if( MKV_IS_ID( l, KaxTrackEntry ) )
4593         {
4594             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4595         }
4596         else
4597         {
4598             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4599         }
4600     }
4601 }
4602
4603 /*****************************************************************************
4604  * ParseInfo:
4605  *****************************************************************************/
4606 void matroska_segment_c::ParseInfo( KaxInfo *info )
4607 {
4608     EbmlElement *el;
4609     EbmlMaster  *m;
4610     size_t i, j;
4611     int i_upper_level = 0;
4612
4613     msg_Dbg( &sys.demuxer, "|   + Information" );
4614
4615     /* Master elements */
4616     m = static_cast<EbmlMaster *>(info);
4617     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4618
4619     for( i = 0; i < m->ListSize(); i++ )
4620     {
4621         EbmlElement *l = (*m)[i];
4622
4623         if( MKV_IS_ID( l, KaxSegmentUID ) )
4624         {
4625             if ( p_segment_uid == NULL )
4626                 p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4627
4628             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4629         }
4630         else if( MKV_IS_ID( l, KaxPrevUID ) )
4631         {
4632             if ( p_prev_segment_uid == NULL )
4633                 p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4634
4635             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4636         }
4637         else if( MKV_IS_ID( l, KaxNextUID ) )
4638         {
4639             if ( p_next_segment_uid == NULL )
4640                 p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4641
4642             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4643         }
4644         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4645         {
4646             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4647
4648             i_timescale = uint64(tcs);
4649
4650             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4651                      i_timescale );
4652         }
4653         else if( MKV_IS_ID( l, KaxDuration ) )
4654         {
4655             KaxDuration &dur = *(KaxDuration*)l;
4656
4657             i_duration = mtime_t( double( dur ) );
4658
4659             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4660                      i_duration );
4661         }
4662         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4663         {
4664             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4665
4666             psz_muxing_application = ToUTF8( UTFstring( mapp ) );
4667
4668             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4669                      psz_muxing_application );
4670         }
4671         else if( MKV_IS_ID( l, KaxWritingApp ) )
4672         {
4673             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4674
4675             psz_writing_application = ToUTF8( UTFstring( wapp ) );
4676
4677             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4678                      psz_writing_application );
4679         }
4680         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4681         {
4682             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4683
4684             psz_segment_filename = ToUTF8( UTFstring( sfn ) );
4685
4686             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4687                      psz_segment_filename );
4688         }
4689         else if( MKV_IS_ID( l, KaxTitle ) )
4690         {
4691             KaxTitle &title = *(KaxTitle*)l;
4692
4693             psz_title = ToUTF8( UTFstring( title ) );
4694
4695             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4696         }
4697         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4698         {
4699             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4700
4701             families.push_back( new KaxSegmentFamily(*uid) );
4702
4703             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4704         }
4705 #if defined( HAVE_GMTIME_R ) && !defined( __APPLE__ )
4706         else if( MKV_IS_ID( l, KaxDateUTC ) )
4707         {
4708             KaxDateUTC &date = *(KaxDateUTC*)l;
4709             time_t i_date;
4710             struct tm tmres;
4711             char   buffer[256];
4712
4713             i_date = date.GetEpochDate();
4714             memset( buffer, 0, 256 );
4715             if( gmtime_r( &i_date, &tmres ) &&
4716                 asctime_r( &tmres, buffer ) )
4717             {
4718                 buffer[strlen( buffer)-1]= '\0';
4719                 psz_date_utc = strdup( buffer );
4720                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4721             }
4722         }
4723 #endif
4724 #if LIBMATROSKA_VERSION >= 0x000704
4725         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4726         {
4727             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4728             chapter_translation_c *p_translate = new chapter_translation_c();
4729
4730             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4731             for( j = 0; j < p_trans->ListSize(); j++ )
4732             {
4733                 EbmlElement *l = (*p_trans)[j];
4734
4735                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4736                 {
4737                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4738                 }
4739                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4740                 {
4741                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4742                 }
4743                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4744                 {
4745                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4746                 }
4747             }
4748
4749             translations.push_back( p_translate );
4750         }
4751 #endif
4752         else
4753         {
4754             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4755         }
4756     }
4757
4758     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4759     i_duration = mtime_t(f_dur);
4760 }
4761
4762
4763 /*****************************************************************************
4764  * ParseChapterAtom
4765  *****************************************************************************/
4766 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4767 {
4768     size_t i, j;
4769
4770     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4771     for( i = 0; i < ca->ListSize(); i++ )
4772     {
4773         EbmlElement *l = (*ca)[i];
4774
4775         if( MKV_IS_ID( l, KaxChapterUID ) )
4776         {
4777             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4778             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4779         }
4780         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4781         {
4782             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4783             chapters.b_display_seekpoint = uint8( flag ) == 0;
4784
4785             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4786         }
4787         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4788         {
4789             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4790             chapters.i_start_time = uint64( start ) / I64C(1000);
4791
4792             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4793         }
4794         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4795         {
4796             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4797             chapters.i_end_time = uint64( end ) / I64C(1000);
4798
4799             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4800         }
4801         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4802         {
4803             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4804
4805             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4806             for( j = 0; j < cd->ListSize(); j++ )
4807             {
4808                 EbmlElement *l= (*cd)[j];
4809
4810                 if( MKV_IS_ID( l, KaxChapterString ) )
4811                 {
4812                     int k;
4813
4814                     KaxChapterString &name =*(KaxChapterString*)l;
4815                     for (k = 0; k < i_level; k++)
4816                         chapters.psz_name += '+';
4817                     chapters.psz_name += ' ';
4818                     char *psz_tmp_utf8 = ToUTF8( UTFstring( name ) );
4819                     chapters.psz_name += psz_tmp_utf8;
4820                     chapters.b_user_display = true;
4821
4822                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", psz_tmp_utf8 );
4823                     free( psz_tmp_utf8 );
4824                 }
4825                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4826                 {
4827                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4828                     const char *psz = string( lang ).c_str();
4829
4830                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4831                 }
4832                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4833                 {
4834                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4835                     const char *psz = string( ct ).c_str();
4836
4837                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4838                 }
4839             }
4840         }
4841         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4842         {
4843             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4844
4845             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4846             chapter_codec_cmds_c *p_ccodec = NULL;
4847
4848             for( j = 0; j < cp->ListSize(); j++ )
4849             {
4850                 EbmlElement *k= (*cp)[j];
4851
4852                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4853                 {
4854                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4855                     if ( uint32(*p_codec_id) == 0 )
4856                         p_ccodec = new matroska_script_codec_c( sys );
4857                     else if ( uint32(*p_codec_id) == 1 )
4858                         p_ccodec = new dvd_chapter_codec_c( sys );
4859                     break;
4860                 }
4861             }
4862
4863             if ( p_ccodec != NULL )
4864             {
4865                 for( j = 0; j < cp->ListSize(); j++ )
4866                 {
4867                     EbmlElement *k= (*cp)[j];
4868
4869                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4870                     {
4871                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4872                         p_ccodec->SetPrivate( *p_private );
4873                     }
4874                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4875                     {
4876                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4877                     }
4878                 }
4879                 chapters.codecs.push_back( p_ccodec );
4880             }
4881         }
4882         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4883         {
4884             chapter_item_c *new_sub_chapter = new chapter_item_c();
4885             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4886             new_sub_chapter->psz_parent = &chapters;
4887             chapters.sub_chapters.push_back( new_sub_chapter );
4888         }
4889     }
4890 }
4891
4892 /*****************************************************************************
4893  * ParseChapters:
4894  *****************************************************************************/
4895 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4896 {
4897     EbmlElement *el;
4898     size_t i;
4899     int i_upper_level = 0;
4900     mtime_t i_dur;
4901
4902     /* Master elements */
4903     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4904
4905     for( i = 0; i < chapters->ListSize(); i++ )
4906     {
4907         EbmlElement *l = (*chapters)[i];
4908
4909         if( MKV_IS_ID( l, KaxEditionEntry ) )
4910         {
4911             chapter_edition_c *p_edition = new chapter_edition_c();
4912
4913             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4914             size_t j;
4915             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4916             for( j = 0; j < E->ListSize(); j++ )
4917             {
4918                 EbmlElement *l = (*E)[j];
4919
4920                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4921                 {
4922                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4923                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4924                     p_edition->sub_chapters.push_back( new_sub_chapter );
4925                 }
4926                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4927                 {
4928                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4929                 }
4930                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4931                 {
4932                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4933                 }
4934                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4935                 {
4936                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4937                         i_default_edition = stored_editions.size();
4938                 }
4939                 else
4940                 {
4941                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4942                 }
4943             }
4944             stored_editions.push_back( p_edition );
4945         }
4946         else
4947         {
4948             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4949         }
4950     }
4951
4952     for( i = 0; i < stored_editions.size(); i++ )
4953     {
4954         stored_editions[i]->RefreshChapters( );
4955     }
4956
4957     if ( stored_editions.size() != 0 && stored_editions[i_default_edition]->b_ordered )
4958     {
4959         /* update the duration of the segment according to the sum of all sub chapters */
4960         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4961         if (i_dur > 0)
4962             i_duration = i_dur;
4963     }
4964 }
4965
4966 void matroska_segment_c::ParseCluster( )
4967 {
4968     EbmlElement *el;
4969     EbmlMaster  *m;
4970     unsigned int i;
4971     int i_upper_level = 0;
4972
4973     /* Master elements */
4974     m = static_cast<EbmlMaster *>( cluster );
4975     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4976
4977     for( i = 0; i < m->ListSize(); i++ )
4978     {
4979         EbmlElement *l = (*m)[i];
4980
4981         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4982         {
4983             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4984
4985             cluster->InitTimecode( uint64( ctc ), i_timescale );
4986             break;
4987         }
4988     }
4989
4990     i_start_time = cluster->GlobalTimecode() / 1000;
4991 }
4992
4993 /*****************************************************************************
4994  * InformationCreate:
4995  *****************************************************************************/
4996 void matroska_segment_c::InformationCreate( )
4997 {
4998     sys.meta = vlc_meta_New();
4999
5000     if( psz_title )
5001     {
5002         vlc_meta_SetTitle( sys.meta, psz_title );
5003     }
5004     if( psz_date_utc )
5005     {
5006         vlc_meta_SetDate( sys.meta, psz_date_utc );
5007     }
5008 #if 0
5009     if( psz_segment_filename )
5010     {
5011         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5012     }
5013     if( psz_muxing_application )
5014     {
5015         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5016     }
5017     if( psz_writing_application )
5018     {
5019         fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5020     }
5021
5022     for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
5023     {
5024 //        mkv_track_t *tk = tracks[i_track];
5025 //        vlc_meta_t *mtk = vlc_meta_New();
5026         fprintf( stderr, "***** WARNING: Unhandled child meta\n");
5027     }
5028 #endif
5029
5030     if( i_tags_position >= 0 )
5031     {
5032         vlc_bool_t b_seekable;
5033
5034         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
5035         if( b_seekable )
5036         {
5037             LoadTags( );
5038         }
5039     }
5040 }
5041
5042
5043 /*****************************************************************************
5044  * Divers
5045  *****************************************************************************/
5046
5047 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
5048 {
5049 #define idx p_indexes[i_index]
5050     idx.i_track       = -1;
5051     idx.i_block_number= -1;
5052     idx.i_position    = cluster->GetElementPosition();
5053     idx.i_time        = -1;
5054     idx.b_key         = VLC_TRUE;
5055
5056     i_index++;
5057     if( i_index >= i_index_max )
5058     {
5059         i_index_max += 1024;
5060         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
5061     }
5062 #undef idx
5063 }
5064
5065 void chapter_edition_c::RefreshChapters( )
5066 {
5067     chapter_item_c::RefreshChapters( b_ordered, -1 );
5068     b_display_seekpoint = false;
5069 }
5070
5071 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
5072 {
5073     int64_t i_user_time = i_prev_user_time;
5074
5075     // first the sub-chapters, and then ourself
5076     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5077     while ( index != sub_chapters.end() )
5078     {
5079         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
5080         index++;
5081     }
5082
5083     if ( b_ordered )
5084     {
5085         // the ordered chapters always start at zero
5086         if ( i_prev_user_time == -1 )
5087         {
5088             if ( i_user_time == -1 )
5089                 i_user_time = 0;
5090             i_prev_user_time = 0;
5091         }
5092
5093         i_user_start_time = i_prev_user_time;
5094         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
5095         {
5096             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
5097         }
5098         else
5099         {
5100             i_user_end_time = i_user_time;
5101         }
5102     }
5103     else
5104     {
5105         if ( sub_chapters.begin() != sub_chapters.end() )
5106             std::sort( sub_chapters.begin(), sub_chapters.end(), chapter_item_c::CompareTimecode );
5107         i_user_start_time = i_start_time;
5108         if ( i_end_time != -1 )
5109             i_user_end_time = i_end_time;
5110         else if ( i_user_time != -1 )
5111             i_user_end_time = i_user_time;
5112         else
5113             i_user_end_time = i_user_start_time;
5114     }
5115
5116     return i_user_end_time;
5117 }
5118
5119 mtime_t chapter_edition_c::Duration() const
5120 {
5121     mtime_t i_result = 0;
5122
5123     if ( sub_chapters.size() )
5124     {
5125         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
5126         index--;
5127         i_result = (*index)->i_user_end_time;
5128     }
5129
5130     return i_result;
5131 }
5132
5133 chapter_item_c * chapter_edition_c::FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current )
5134 {
5135     if ( !b_ordered )
5136         p_current = NULL;
5137     bool b_found_current = false;
5138     return chapter_item_c::FindTimecode( i_timecode, p_current, b_found_current );
5139 }
5140
5141 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode, const chapter_item_c * p_current, bool & b_found )
5142 {
5143     chapter_item_c *psz_result = NULL;
5144
5145     if ( p_current == this )
5146         b_found = true;
5147
5148     if ( i_user_timecode >= i_user_start_time &&
5149         ( i_user_timecode < i_user_end_time ||
5150           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
5151     {
5152         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5153         while ( index != sub_chapters.end() && ((p_current == NULL && psz_result == NULL) || (p_current != NULL && (!b_found || psz_result == NULL))))
5154         {
5155             psz_result = (*index)->FindTimecode( i_user_timecode, p_current, b_found );
5156             index++;
5157         }
5158
5159         if ( psz_result == NULL )
5160             psz_result = this;
5161     }
5162
5163     return psz_result;
5164 }
5165
5166 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
5167 {
5168     if ( &item == this )
5169         return true;
5170
5171     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
5172     while ( index != sub_chapters.end() )
5173     {
5174         if ( (*index)->ParentOf( item ) )
5175             return true;
5176         index++;
5177     }
5178
5179     return false;
5180 }
5181
5182 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
5183 {
5184     for (size_t i=0; i<opened_segments.size(); i++)
5185     {
5186         opened_segments[i]->PreloadFamily( of_segment );
5187     }
5188 }
5189 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
5190 {
5191     if ( b_preloaded )
5192         return false;
5193
5194     for (size_t i=0; i<families.size(); i++)
5195     {
5196         for (size_t j=0; j<of_segment.families.size(); j++)
5197         {
5198             if ( *(families[i]) == *(of_segment.families[j]) )
5199                 return Preload( );
5200         }
5201     }
5202
5203     return false;
5204 }
5205
5206 // preload all the linked segments for all preloaded segments
5207 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
5208 {
5209     size_t i_preloaded, i, j;
5210     virtual_segment_c *p_seg;
5211
5212     p_current_segment = VirtualFromSegments( p_segment );
5213
5214     used_segments.push_back( p_current_segment );
5215
5216     // create all the other virtual segments of the family
5217     do {
5218         i_preloaded = 0;
5219         for ( i=0; i< opened_segments.size(); i++ )
5220         {
5221             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
5222             {
5223                 p_seg = VirtualFromSegments( opened_segments[i] );
5224                 used_segments.push_back( p_seg );
5225                 i_preloaded++;
5226             }
5227         }
5228     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
5229
5230     // publish all editions of all usable segment
5231     for ( i=0; i< used_segments.size(); i++ )
5232     {
5233         p_seg = used_segments[i];
5234         if ( p_seg->p_editions != NULL )
5235         {
5236             std::string sz_name;
5237             input_title_t *p_title = vlc_input_title_New();
5238             p_seg->i_sys_title = i;
5239             int i_chapters;
5240
5241             // TODO use a name for each edition, let the TITLE deal with a codec name
5242             for ( j=0; j<p_seg->p_editions->size(); j++ )
5243             {
5244                 if ( p_title->psz_name == NULL )
5245                 {
5246                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
5247                     if ( sz_name != "" )
5248                         p_title->psz_name = strdup( sz_name.c_str() );
5249                 }
5250
5251                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
5252
5253                 i_chapters = 0;
5254                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
5255             }
5256
5257             // create a name if there is none
5258             if ( p_title->psz_name == NULL )
5259             {
5260                 sz_name = N_("Segment");
5261                 char psz_str[6];
5262                 sprintf( psz_str, " %d", (int)i );
5263                 sz_name += psz_str;
5264                 p_title->psz_name = strdup( sz_name.c_str() );
5265             }
5266
5267             titles.push_back( p_title );
5268         }
5269     }
5270
5271     // TODO decide which segment should be first used (VMG for DVD)
5272 }
5273
5274 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
5275 {
5276     for ( size_t i=0; i< used_segments.size(); i++ )
5277     {
5278         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
5279             return true;
5280     }
5281     return false;
5282 }
5283
5284 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
5285 {
5286     size_t i_preloaded, i;
5287
5288     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
5289
5290     // fill our current virtual segment with all hard linked segments
5291     do {
5292         i_preloaded = 0;
5293         for ( i=0; i< opened_segments.size(); i++ )
5294         {
5295             i_preloaded += p_result->AddSegment( opened_segments[i] );
5296         }
5297     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
5298
5299     p_result->Sort( );
5300
5301     p_result->PreloadLinked( );
5302
5303     p_result->PrepareChapters( );
5304
5305     return p_result;
5306 }
5307
5308 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
5309 {
5310     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
5311     {
5312         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
5313             p_current_segment->Segment()->UnSelect();
5314
5315         p_current_segment = p_new_segment;
5316         i_current_title = p_new_segment->i_sys_title;
5317     }
5318
5319     p_current_segment->LoadCues();
5320     f_duration = p_current_segment->Duration();
5321
5322     /* add information */
5323     p_current_segment->Segment()->InformationCreate( );
5324
5325     p_current_segment->Segment()->Select( 0 );
5326
5327     return true;
5328 }
5329
5330 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
5331 {
5332     // if the segment is not part of the current segment, select the new one
5333     if ( &vsegment != p_current_segment )
5334     {
5335         PreparePlayback( &vsegment );
5336     }
5337
5338     if ( p_chapter != NULL )
5339     {
5340         if ( !p_chapter->Enter( true ) )
5341         {
5342             // jump to the location in the found segment
5343             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5344         }
5345     }
5346
5347 }
5348
5349 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
5350 {
5351     EbmlBinary *p_tmp;
5352
5353     if ( p_item_a == NULL || p_item_b == NULL )
5354         return false;
5355
5356     p_tmp = (EbmlBinary *)p_item_a->p_segment_uid;
5357     if ( p_item_b->p_prev_segment_uid != NULL
5358           && *p_tmp == *p_item_b->p_prev_segment_uid )
5359         return true;
5360
5361     p_tmp = (EbmlBinary *)p_item_a->p_next_segment_uid;
5362     if ( !p_tmp )
5363         return false;
5364
5365     if ( p_item_b->p_segment_uid != NULL
5366           && *p_tmp == *p_item_b->p_segment_uid )
5367         return true;
5368
5369     if ( p_item_b->p_prev_segment_uid != NULL
5370           && *p_tmp == *p_item_b->p_prev_segment_uid )
5371         return true;
5372
5373     return false;
5374 }
5375
5376 bool matroska_segment_c::Preload( )
5377 {
5378     if ( b_preloaded )
5379         return false;
5380
5381     EbmlElement *el = NULL;
5382
5383     ep->Reset( &sys.demuxer );
5384
5385     while( ( el = ep->Get() ) != NULL )
5386     {
5387         if( MKV_IS_ID( el, KaxInfo ) )
5388         {
5389             ParseInfo( static_cast<KaxInfo*>( el ) );
5390         }
5391         else if( MKV_IS_ID( el, KaxTracks ) )
5392         {
5393             ParseTracks( static_cast<KaxTracks*>( el ) );
5394             if ( tracks.size() == 0 )
5395             {
5396                 msg_Err( &sys.demuxer, "No tracks supported" );
5397                 return false;
5398             }
5399         }
5400         else if( MKV_IS_ID( el, KaxSeekHead ) )
5401         {
5402             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5403         }
5404         else if( MKV_IS_ID( el, KaxCues ) )
5405         {
5406             msg_Dbg( &sys.demuxer, "|   + Cues" );
5407         }
5408         else if( MKV_IS_ID( el, KaxCluster ) )
5409         {
5410             msg_Dbg( &sys.demuxer, "|   + Cluster" );
5411
5412             cluster = (KaxCluster*)el;
5413
5414             i_cluster_pos = i_start_pos = cluster->GetElementPosition();
5415             ParseCluster( );
5416
5417             ep->Down();
5418             /* stop parsing the stream */
5419             break;
5420         }
5421         else if( MKV_IS_ID( el, KaxAttachments ) )
5422         {
5423             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
5424         }
5425         else if( MKV_IS_ID( el, KaxChapters ) )
5426         {
5427             msg_Dbg( &sys.demuxer, "|   + Chapters" );
5428             ParseChapters( static_cast<KaxChapters*>( el ) );
5429         }
5430         else if( MKV_IS_ID( el, KaxTag ) )
5431         {
5432             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5433         }
5434         else
5435         {
5436             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5437         }
5438     }
5439
5440     b_preloaded = true;
5441
5442     return true;
5443 }
5444
5445 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5446 {
5447     for (size_t i=0; i<opened_segments.size(); i++)
5448     {
5449         if ( *opened_segments[i]->p_segment_uid == uid )
5450             return opened_segments[i];
5451     }
5452     return NULL;
5453 }
5454
5455 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5456                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5457                                         const void *p_cookie,
5458                                         size_t i_cookie_size,
5459                                         virtual_segment_c * &p_segment_found )
5460 {
5461     chapter_item_c *p_result = NULL;
5462     for (size_t i=0; i<used_segments.size(); i++)
5463     {
5464         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5465         if ( p_result != NULL )
5466         {
5467             p_segment_found = used_segments[i];
5468             break;
5469         }
5470     }
5471     return p_result;
5472 }
5473
5474 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5475 {
5476     chapter_item_c *p_result = NULL;
5477     for (size_t i=0; i<used_segments.size(); i++)
5478     {
5479         p_result = used_segments[i]->FindChapter( i_find_uid );
5480         if ( p_result != NULL )
5481         {
5482             p_segment_found = used_segments[i];
5483             break;
5484         }
5485     }
5486     return p_result;
5487 }
5488
5489 void virtual_segment_c::Sort()
5490 {
5491     // keep the current segment index
5492     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5493
5494     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5495
5496     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5497         if ( linked_segments[i_current_segment] == p_segment )
5498             break;
5499 }
5500
5501 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5502 {
5503     size_t i;
5504     // check if it's not already in here
5505     for ( i=0; i<linked_segments.size(); i++ )
5506     {
5507         if ( linked_segments[i]->p_segment_uid != NULL
5508             && p_segment->p_segment_uid != NULL
5509             && *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5510             return 0;
5511     }
5512
5513     // find possible mates
5514     for ( i=0; i<linked_uids.size(); i++ )
5515     {
5516         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5517             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5518             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5519         {
5520             linked_segments.push_back( p_segment );
5521
5522             AppendUID( p_segment->p_prev_segment_uid );
5523             AppendUID( p_segment->p_next_segment_uid );
5524
5525             return 1;
5526         }
5527     }
5528     return 0;
5529 }
5530
5531 void virtual_segment_c::PreloadLinked( )
5532 {
5533     for ( size_t i=0; i<linked_segments.size(); i++ )
5534     {
5535         linked_segments[i]->Preload( );
5536     }
5537     i_current_edition = linked_segments[0]->i_default_edition;
5538 }
5539
5540 mtime_t virtual_segment_c::Duration() const
5541 {
5542     mtime_t i_duration;
5543     if ( linked_segments.size() == 0 )
5544         i_duration = 0;
5545     else {
5546         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5547 //        p_last_segment->ParseCluster( );
5548
5549         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5550     }
5551     return i_duration;
5552 }
5553
5554 void virtual_segment_c::LoadCues( )
5555 {
5556     for ( size_t i=0; i<linked_segments.size(); i++ )
5557     {
5558         linked_segments[i]->LoadCues();
5559     }
5560 }
5561
5562 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5563 {
5564     if ( p_UID == NULL )
5565         return;
5566     if ( p_UID->GetBuffer() == NULL )
5567         return;
5568
5569     for (size_t i=0; i<linked_uids.size(); i++)
5570     {
5571         if ( *p_UID == linked_uids[i] )
5572             return;
5573     }
5574     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5575 }
5576
5577 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5578 {
5579     KaxBlock    *block;
5580 #if LIBMATROSKA_VERSION >= 0x000800
5581     KaxSimpleBlock *simpleblock;
5582 #endif
5583     int         i_track_skipping;
5584     int64_t     i_block_duration;
5585     int64_t     i_block_ref1;
5586     int64_t     i_block_ref2;
5587     size_t      i_track;
5588     int64_t     i_seek_position = i_start_pos;
5589     int64_t     i_seek_time = i_start_time;
5590
5591     if ( i_index > 0 )
5592     {
5593         int i_idx = 0;
5594
5595         for( ; i_idx < i_index; i_idx++ )
5596         {
5597             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5598             {
5599                 break;
5600             }
5601         }
5602
5603         if( i_idx > 0 )
5604         {
5605             i_idx--;
5606         }
5607
5608         i_seek_position = p_indexes[i_idx].i_position;
5609         i_seek_time = p_indexes[i_idx].i_time;
5610     }
5611
5612     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5613                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5614
5615     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5616
5617     delete ep;
5618     ep = new EbmlParser( &es, segment, &sys.demuxer );
5619     cluster = NULL;
5620
5621     sys.i_start_pts = i_date;
5622
5623     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5624
5625     /* now parse until key frame */
5626     i_track_skipping = 0;
5627     for( i_track = 0; i_track < tracks.size(); i_track++ )
5628     {
5629         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5630         {
5631             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5632             i_track_skipping++;
5633         }
5634         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5635     }
5636
5637
5638     while( i_track_skipping > 0 )
5639     {
5640 #if LIBMATROSKA_VERSION >= 0x000800
5641         if( BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5642 #else
5643         if( BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5644 #endif
5645         {
5646             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5647
5648             return;
5649         }
5650         ep->Down();
5651
5652         for( i_track = 0; i_track < tracks.size(); i_track++ )
5653         {
5654             if( tracks[i_track]->i_number == block->TrackNum() )
5655             {
5656                 break;
5657             }
5658         }
5659
5660         sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
5661
5662         if( i_track < tracks.size() )
5663         {
5664            if( sys.i_pts >= sys.i_start_pts )
5665             {
5666                 cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
5667                 i_track_skipping = 0;
5668             }
5669             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5670             {
5671                 if( i_block_ref1 == 0 && tracks[i_track]->b_search_keyframe )
5672                 {
5673                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5674                     i_track_skipping--;
5675                 }
5676                 if( !tracks[i_track]->b_search_keyframe )
5677                 {
5678 #if LIBMATROSKA_VERSION >= 0x000800
5679                     BlockDecode( &sys.demuxer, block, simpleblock, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5680 #else
5681                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5682 #endif
5683                 }
5684             }
5685         }
5686
5687         delete block;
5688     }
5689 }
5690
5691 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5692 {
5693     demux_sys_t *p_sys = demuxer.p_sys;
5694     size_t i;
5695
5696     // find the actual time for an ordered edition
5697     if ( psz_chapter == NULL )
5698     {
5699         if ( Edition() && Edition()->b_ordered )
5700         {
5701             /* 1st, we need to know in which chapter we are */
5702             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date, psz_current_chapter );
5703         }
5704     }
5705
5706     if ( psz_chapter != NULL )
5707     {
5708         psz_current_chapter = psz_chapter;
5709         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5710         if ( psz_chapter->i_seekpoint_num > 0 )
5711         {
5712             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5713             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5714             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5715         }
5716     }
5717
5718     // find the best matching segment
5719     for ( i=0; i<linked_segments.size(); i++ )
5720     {
5721         if ( i_date < linked_segments[i]->i_start_time )
5722             break;
5723     }
5724
5725     if ( i > 0 )
5726         i--;
5727
5728     if ( i_current_segment != i  )
5729     {
5730         linked_segments[i_current_segment]->UnSelect();
5731         linked_segments[i]->Select( i_date );
5732         i_current_segment = i;
5733     }
5734
5735     linked_segments[i]->Seek( i_date, i_time_offset );
5736 }
5737
5738 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5739 {
5740     size_t i;
5741
5742     uint32 codec_time = uint32(-1);
5743     for( i = 0; i < command.ListSize(); i++ )
5744     {
5745         const EbmlElement *k = command[i];
5746
5747         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5748         {
5749             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5750             break;
5751         }
5752     }
5753
5754     for( i = 0; i < command.ListSize(); i++ )
5755     {
5756         const EbmlElement *k = command[i];
5757
5758         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5759         {
5760             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5761             switch ( codec_time )
5762             {
5763             case 0:
5764                 during_cmds.push_back( p_data );
5765                 break;
5766             case 1:
5767                 enter_cmds.push_back( p_data );
5768                 break;
5769             case 2:
5770                 leave_cmds.push_back( p_data );
5771                 break;
5772             default:
5773                 delete p_data;
5774             }
5775         }
5776     }
5777 }
5778
5779 bool chapter_item_c::Enter( bool b_do_subs )
5780 {
5781     bool f_result = false;
5782     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5783     while ( index != codecs.end() )
5784     {
5785         f_result |= (*index)->Enter();
5786         index++;
5787     }
5788
5789     if ( b_do_subs )
5790     {
5791         // sub chapters
5792         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5793         while ( index_ != sub_chapters.end() )
5794         {
5795             f_result |= (*index_)->Enter( true );
5796             index_++;
5797         }
5798     }
5799     return f_result;
5800 }
5801
5802 bool chapter_item_c::Leave( bool b_do_subs )
5803 {
5804     bool f_result = false;
5805     b_is_leaving = true;
5806     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5807     while ( index != codecs.end() )
5808     {
5809         f_result |= (*index)->Leave();
5810         index++;
5811     }
5812
5813     if ( b_do_subs )
5814     {
5815         // sub chapters
5816         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5817         while ( index_ != sub_chapters.end() )
5818         {
5819             f_result |= (*index_)->Leave( true );
5820             index_++;
5821         }
5822     }
5823     b_is_leaving = false;
5824     return f_result;
5825 }
5826
5827 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5828 {
5829     chapter_item_c *p_common_parent = p_item;
5830
5831     // leave, up to a common parent
5832     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5833     {
5834         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5835             return true;
5836         p_common_parent = p_common_parent->psz_parent;
5837     }
5838
5839     // enter from the parent to <this>
5840     if ( p_common_parent != NULL )
5841     {
5842         do
5843         {
5844             if ( p_common_parent == this )
5845                 return Enter( true );
5846
5847             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5848             {
5849                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5850                 {
5851                     p_common_parent = p_common_parent->sub_chapters[i];
5852                     if ( p_common_parent != this )
5853                         if ( p_common_parent->Enter( false ) )
5854                             return true;
5855
5856                     break;
5857                 }
5858             }
5859         } while ( 1 );
5860     }
5861
5862     if ( b_final_enter )
5863         return Enter( true );
5864     else
5865         return false;
5866 }
5867
5868 bool dvd_chapter_codec_c::Enter()
5869 {
5870     bool f_result = false;
5871     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5872     while ( index != enter_cmds.end() )
5873     {
5874         if ( (*index)->GetSize() )
5875         {
5876             binary *p_data = (*index)->GetBuffer();
5877             size_t i_size = *p_data++;
5878             // avoid reading too much from the buffer
5879             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5880             for ( ; i_size > 0; i_size--, p_data += 8 )
5881             {
5882                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5883                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5884             }
5885         }
5886         index++;
5887     }
5888     return f_result;
5889 }
5890
5891 bool dvd_chapter_codec_c::Leave()
5892 {
5893     bool f_result = false;
5894     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5895     while ( index != leave_cmds.end() )
5896     {
5897         if ( (*index)->GetSize() )
5898         {
5899             binary *p_data = (*index)->GetBuffer();
5900             size_t i_size = *p_data++;
5901             // avoid reading too much from the buffer
5902             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5903             for ( ; i_size > 0; i_size--, p_data += 8 )
5904             {
5905                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5906                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5907             }
5908         }
5909         index++;
5910     }
5911     return f_result;
5912 }
5913
5914 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5915 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5916 {
5917     if ( i_size != 8 )
5918         return false;
5919
5920     virtual_segment_c *p_segment = NULL;
5921     chapter_item_c *p_chapter = NULL;
5922     bool f_result = false;
5923     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5924
5925     // handle register tests if there are some
5926     if ( (i_command & 0xF0) != 0 )
5927     {
5928         bool b_test_positive = true;//(i_command & CMD_DVD_IF_NOT) == 0;
5929         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5930         uint8 i_test = i_command & 0x70;
5931         uint16 i_value;
5932
5933         // see http://dvd.sourceforge.net/dvdinfo/vmi.html
5934         uint8  i_cr1;
5935         uint16 i_cr2;
5936         switch ( i_command >> 12 )
5937         {
5938         default:
5939             i_cr1 = p_command[3];
5940             i_cr2 = (p_command[4] << 8) + p_command[5];
5941             break;
5942         case 3:
5943         case 4:
5944         case 5:
5945             i_cr1 = p_command[6];
5946             i_cr2 = p_command[7];
5947             b_test_value = false;
5948             break;
5949         case 6:
5950         case 7:
5951             if ( ((p_command[1] >> 4) & 0x7) == 0)
5952             {
5953                 i_cr1 = p_command[2];
5954                 i_cr2 = (p_command[6] << 8) + p_command[7];
5955             }
5956             else
5957             {
5958                 i_cr1 = p_command[2];
5959                 i_cr2 = (p_command[6] << 8) + p_command[7];
5960             }
5961             break;
5962         }
5963
5964         if ( b_test_value )
5965             i_value = i_cr2;
5966         else
5967             i_value = GetPRM( i_cr2 );
5968
5969         switch ( i_test )
5970         {
5971         case CMD_DVD_IF_GPREG_EQUAL:
5972             // if equals
5973             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5974             if (!( GetPRM( i_cr1 ) == i_value ))
5975             {
5976                 b_test_positive = false;
5977             }
5978             break;
5979         case CMD_DVD_IF_GPREG_NOT_EQUAL:
5980             // if not equals
5981             msg_Dbg( &sys.demuxer, "IF %s NOT EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5982             if (!( GetPRM( i_cr1 ) != i_value ))
5983             {
5984                 b_test_positive = false;
5985             }
5986             break;
5987         case CMD_DVD_IF_GPREG_INF:
5988             // if inferior
5989             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5990             if (!( GetPRM( i_cr1 ) < i_value ))
5991             {
5992                 b_test_positive = false;
5993             }
5994             break;
5995         case CMD_DVD_IF_GPREG_INF_EQUAL:
5996             // if inferior or equal
5997             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5998             if (!( GetPRM( i_cr1 ) <= i_value ))
5999             {
6000                 b_test_positive = false;
6001             }
6002             break;
6003         case CMD_DVD_IF_GPREG_AND:
6004             // if logical and
6005             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6006             if (!( GetPRM( i_cr1 ) & i_value ))
6007             {
6008                 b_test_positive = false;
6009             }
6010             break;
6011         case CMD_DVD_IF_GPREG_SUP:
6012             // if superior
6013             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6014             if (!( GetPRM( i_cr1 ) > i_value ))
6015             {
6016                 b_test_positive = false;
6017             }
6018             break;
6019         case CMD_DVD_IF_GPREG_SUP_EQUAL:
6020             // if superior or equal
6021             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6022             if (!( GetPRM( i_cr1 ) >= i_value ))
6023             {
6024                 b_test_positive = false;
6025             }
6026             break;
6027         }
6028
6029         if ( !b_test_positive )
6030             return false;
6031     }
6032
6033     // strip the test command
6034     i_command &= 0xFF0F;
6035
6036     switch ( i_command )
6037     {
6038     case CMD_DVD_NOP:
6039     case CMD_DVD_NOP2:
6040         {
6041             msg_Dbg( &sys.demuxer, "NOP" );
6042             break;
6043         }
6044     case CMD_DVD_BREAK:
6045         {
6046             msg_Dbg( &sys.demuxer, "Break" );
6047             // TODO
6048             break;
6049         }
6050     case CMD_DVD_JUMP_TT:
6051         {
6052             uint8 i_title = p_command[5];
6053             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
6054
6055             // find in the ChapProcessPrivate matching this Title level
6056             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
6057             if ( p_segment != NULL )
6058             {
6059                 sys.JumpTo( *p_segment, p_chapter );
6060                 f_result = true;
6061             }
6062
6063             break;
6064         }
6065     case CMD_DVD_CALLSS_VTSM1:
6066         {
6067             msg_Dbg( &sys.demuxer, "CallSS" );
6068             binary p_type;
6069             switch( (p_command[6] & 0xC0) >> 6 ) {
6070                 case 0:
6071                     p_type = p_command[5] & 0x0F;
6072                     switch ( p_type )
6073                     {
6074                     case 0x00:
6075                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
6076                         break;
6077                     case 0x02:
6078                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
6079                         break;
6080                     case 0x03:
6081                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
6082                         break;
6083                     case 0x04:
6084                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
6085                         break;
6086                     case 0x05:
6087                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
6088                         break;
6089                     case 0x06:
6090                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
6091                         break;
6092                     case 0x07:
6093                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
6094                         break;
6095                     default:
6096                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
6097                         break;
6098                     }
6099                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
6100                     if ( p_segment != NULL )
6101                     {
6102                         sys.JumpTo( *p_segment, p_chapter );
6103                         f_result = true;
6104                     }
6105                 break;
6106                 case 1:
6107                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6108                 break;
6109                 case 2:
6110                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6111                 break;
6112                 case 3:
6113                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
6114                 break;
6115             }
6116             break;
6117         }
6118     case CMD_DVD_JUMP_SS:
6119         {
6120             msg_Dbg( &sys.demuxer, "JumpSS");
6121             binary p_type;
6122             switch( (p_command[5] & 0xC0) >> 6 ) {
6123                 case 0:
6124                     msg_Dbg( &sys.demuxer, "JumpSS FP");
6125                 break;
6126                 case 1:
6127                     p_type = p_command[5] & 0x0F;
6128                     switch ( p_type )
6129                     {
6130                     case 0x02:
6131                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
6132                         break;
6133                     case 0x03:
6134                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
6135                         break;
6136                     case 0x04:
6137                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
6138                         break;
6139                     case 0x05:
6140                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
6141                         break;
6142                     case 0x06:
6143                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
6144                         break;
6145                     case 0x07:
6146                         msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
6147                         break;
6148                     default:
6149                         msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
6150                         break;
6151                     }
6152                     // find the VMG
6153                     p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
6154                     if ( p_segment != NULL )
6155                     {
6156                         p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6157                         if ( p_chapter != NULL )
6158                         {
6159                             sys.JumpTo( *p_segment, p_chapter );
6160                             f_result = true;
6161                         }
6162                     }
6163                 break;
6164                 case 2:
6165                     p_type = p_command[5] & 0x0F;
6166                     switch ( p_type )
6167                     {
6168                     case 0x02:
6169                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
6170                         break;
6171                     case 0x03:
6172                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
6173                         break;
6174                     case 0x04:
6175                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
6176                         break;
6177                     case 0x05:
6178                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
6179                         break;
6180                     case 0x06:
6181                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
6182                         break;
6183                     case 0x07:
6184                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
6185                         break;
6186                     default:
6187                         msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
6188                         break;
6189                     }
6190
6191                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
6192
6193                     if ( p_segment != NULL && p_chapter != NULL )
6194                     {
6195                         // find the title in the VTS
6196                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
6197                         if ( p_chapter != NULL )
6198                         {
6199                             // find the specified menu in the VTSM
6200                             p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6201                             if ( p_chapter != NULL )
6202                             {
6203                                 sys.JumpTo( *p_segment, p_chapter );
6204                                 f_result = true;
6205                             }
6206                         }
6207                         else
6208                             msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
6209                     }
6210                     else
6211                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
6212                 break;
6213                 case 3:
6214                     msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
6215                 break;
6216             }
6217             break;
6218         }
6219     case CMD_DVD_JUMPVTS_PTT:
6220         {
6221             uint8 i_title = p_command[5];
6222             uint8 i_ptt = p_command[3];
6223
6224             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
6225
6226             // find the current VTS content segment
6227             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
6228             if ( p_chapter != NULL )
6229             {
6230                 int16 i_curr_title = p_chapter->GetTitleNumber( );
6231                 if ( i_curr_title > 0 )
6232                 {
6233                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
6234
6235                     if ( p_segment != NULL && p_chapter != NULL )
6236                     {
6237                         // find the title in the VTS
6238                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
6239                         if ( p_chapter != NULL )
6240                         {
6241                             // find the chapter in the title
6242                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
6243                             if ( p_chapter != NULL )
6244                             {
6245                                 sys.JumpTo( *p_segment, p_chapter );
6246                                 f_result = true;
6247                             }
6248                         }
6249                     else
6250                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
6251                     }
6252                     else
6253                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
6254                 }
6255                 else
6256                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
6257             }
6258             else
6259                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
6260             break;
6261         }
6262     case CMD_DVD_SET_GPRMMD:
6263         {
6264             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
6265
6266             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
6267                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
6268             break;
6269         }
6270     case CMD_DVD_LINKPGCN:
6271         {
6272             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
6273
6274             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
6275             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
6276             if ( p_chapter != NULL )
6277             {
6278                 if ( !p_chapter->Enter( true ) )
6279                     // jump to the location in the found segment
6280                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6281
6282                 f_result = true;
6283             }
6284             break;
6285         }
6286     case CMD_DVD_LINKCN:
6287         {
6288             uint8 i_cn = p_command[7];
6289
6290             p_chapter = sys.p_current_segment->CurrentChapter();
6291
6292             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
6293             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
6294             if ( p_chapter != NULL )
6295             {
6296                 if ( !p_chapter->Enter( true ) )
6297                     // jump to the location in the found segment
6298                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6299
6300                 f_result = true;
6301             }
6302             break;
6303         }
6304     case CMD_DVD_GOTO_LINE:
6305         {
6306             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
6307             // TODO
6308             break;
6309         }
6310     case CMD_DVD_SET_HL_BTNN1:
6311         {
6312             msg_Dbg( &sys.demuxer, "SetHL_BTN (%d)", p_command[4] );
6313             SetSPRM( 0x88, p_command[4] );
6314             break;
6315         }
6316     default:
6317         {
6318             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
6319                      ,p_command[0]
6320                      ,p_command[1]
6321                      ,p_command[2]
6322                      ,p_command[3]
6323                      ,p_command[4]
6324                      ,p_command[5]
6325                      ,p_command[6]
6326                      ,p_command[7]);
6327             break;
6328         }
6329     }
6330
6331     return f_result;
6332 }
6333
6334 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6335 {
6336     return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
6337 }
6338
6339 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6340 {
6341     if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6342         return false;
6343
6344     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
6345 }
6346
6347 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6348 {
6349     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6350         return false;
6351
6352     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
6353         return false;
6354
6355     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
6356     uint16 i_title = *(uint16*)p_cookie;
6357
6358     return (i_gtitle == i_title);
6359 }
6360
6361 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6362 {
6363     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6364         return false;
6365
6366     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
6367         return false;
6368
6369     uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
6370     uint8 i_title = *(uint8*)p_cookie;
6371
6372     return (i_gtitle == i_title);
6373 }
6374
6375 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6376 {
6377     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6378         return false;
6379
6380     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
6381         return false;
6382
6383     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
6384     uint8 i_title = *(uint8*)p_cookie;
6385
6386     return (i_gtitle == i_title);
6387 }
6388
6389 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6390 {
6391     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6392         return false;
6393
6394     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6395         return false;
6396
6397     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
6398     uint8 i_pgc = *(uint8*)p_cookie;
6399
6400     return (i_pgc_type == i_pgc);
6401 }
6402
6403 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6404 {
6405     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6406         return false;
6407
6408     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6409         return false;
6410
6411     uint16 *i_pgc_n = (uint16 *)p_cookie;
6412     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
6413
6414     return (i_pgc_num == *i_pgc_n);
6415 }
6416
6417 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6418 {
6419     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6420         return false;
6421
6422     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
6423         return false;
6424
6425     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
6426     uint8 i_ptt = *(uint8*)p_cookie;
6427
6428     return (i_chapter == i_ptt);
6429 }
6430
6431 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6432 {
6433     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
6434         return false;
6435
6436     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
6437         return false;
6438
6439     uint8 *i_cell_n = (uint8 *)p_cookie;
6440     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
6441
6442     return (i_cell_num == *i_cell_n);
6443 }
6444
6445 bool matroska_script_codec_c::Enter()
6446 {
6447     bool f_result = false;
6448     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6449     while ( index != enter_cmds.end() )
6450     {
6451         if ( (*index)->GetSize() )
6452         {
6453             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
6454             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6455         }
6456         index++;
6457     }
6458     return f_result;
6459 }
6460
6461 bool matroska_script_codec_c::Leave()
6462 {
6463     bool f_result = false;
6464     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6465     while ( index != leave_cmds.end() )
6466     {
6467         if ( (*index)->GetSize() )
6468         {
6469             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6470             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6471         }
6472         index++;
6473     }
6474     return f_result;
6475 }
6476
6477 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6478 //  for a description of existing commands
6479 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6480 {
6481     bool b_result = false;
6482
6483     char *psz_str = (char*) malloc( i_size + 1 );
6484     memcpy( psz_str, p_command, i_size );
6485     psz_str[ i_size ] = '\0';
6486
6487     std::string sz_command = psz_str;
6488     free( psz_str );
6489
6490     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6491
6492 #if defined(__GNUC__) && (__GNUC__ < 3)
6493     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6494 #else
6495     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6496 #endif
6497     {
6498         size_t i,j;
6499
6500         // find the (
6501         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6502         {
6503             if ( sz_command[i] == '(' )
6504             {
6505                 i++;
6506                 break;
6507             }
6508         }
6509         // find the )
6510         for ( j=i; j<sz_command.size(); j++)
6511         {
6512             if ( sz_command[j] == ')' )
6513             {
6514                 i--;
6515                 break;
6516             }
6517         }
6518
6519         std::string st = sz_command.substr( i+1, j-i-1 );
6520         int64_t i_chapter_uid = atoi( st.c_str() );
6521
6522         virtual_segment_c *p_segment;
6523         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6524
6525         if ( p_chapter == NULL )
6526             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6527         else
6528         {
6529             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6530                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6531             b_result = true;
6532         }
6533     }
6534
6535     return b_result;
6536 }
6537
6538 void demux_sys_t::SwapButtons()
6539 {
6540 #ifndef WORDS_BIGENDIAN
6541     uint8_t button, i, j;
6542
6543     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6544         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6545         binary *p_data = (binary*) button_ptr;
6546
6547         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6548         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6549         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6550         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6551         button_ptr->x_start = i_x_start;
6552         button_ptr->x_end   = i_x_end;
6553         button_ptr->y_start = i_y_start;
6554         button_ptr->y_end   = i_y_end;
6555
6556     }
6557     for ( i = 0; i<3; i++ )
6558     {
6559         for ( j = 0; j<2; j++ )
6560         {
6561             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6562         }
6563     }
6564 #endif
6565 }