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

   1 /*****************************************************************************
   2  * mkv.cpp : matroska demuxer
   3  *****************************************************************************
   4  * Copyright (C) 2003-2004 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *          Steve Lhomme <steve.lhomme@free.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>                                      /* malloc(), free() */
  29
  30 #include <vlc/vlc.h>
  31
  32 #ifdef HAVE_TIME_H
  33 #   include <time.h>                                               /* time() */
  34 #endif
  35
  36 #include <vlc/input.h>
  37
  38 #include <codecs.h>                        /* BITMAPINFOHEADER, WAVEFORMATEX */
  39 #include "iso_lang.h"
  40 #include "vlc_meta.h"
  41
  42 #include <iostream>
  43 #include <cassert>
  44 #include <typeinfo>
  45 #include <string>
  46 #include <vector>
  47 #include <algorithm>
  48
  49 #ifdef HAVE_DIRENT_H
  50 #   include <dirent.h>
  51 #endif
  52
  53 /* libebml and matroska */
  54 #include "ebml/EbmlHead.h"
  55 #include "ebml/EbmlSubHead.h"
  56 #include "ebml/EbmlStream.h"
  57 #include "ebml/EbmlContexts.h"
  58 #include "ebml/EbmlVoid.h"
  59 #include "ebml/EbmlVersion.h"
  60 #include "ebml/StdIOCallback.h"
  61
  62 #include "matroska/KaxAttachments.h"
  63 #include "matroska/KaxBlock.h"
  64 #include "matroska/KaxBlockData.h"
  65 #include "matroska/KaxChapters.h"
  66 #include "matroska/KaxCluster.h"
  67 #include "matroska/KaxClusterData.h"
  68 #include "matroska/KaxContexts.h"
  69 #include "matroska/KaxCues.h"
  70 #include "matroska/KaxCuesData.h"
  71 #include "matroska/KaxInfo.h"
  72 #include "matroska/KaxInfoData.h"
  73 #include "matroska/KaxSeekHead.h"
  74 #include "matroska/KaxSegment.h"
  75 #include "matroska/KaxTag.h"
  76 #include "matroska/KaxTags.h"
  77 #include "matroska/KaxTagMulti.h"
  78 #include "matroska/KaxTracks.h"
  79 #include "matroska/KaxTrackAudio.h"
  80 #include "matroska/KaxTrackVideo.h"
  81 #include "matroska/KaxTrackEntryData.h"
  82 #include "matroska/KaxContentEncoding.h"
  83 #include "matroska/KaxVersion.h"
  84
  85 #include "ebml/StdIOCallback.h"
  86
  87 #include "vlc_keys.h"
  88
  89 extern "C" {
  90    #include "mp4/libmp4.h"
  91 }
  92 #ifdef HAVE_ZLIB_H
  93 #   include <zlib.h>
  94 #endif
  95
  96 #define MATROSKA_COMPRESSION_NONE 0
  97 #define MATROSKA_COMPRESSION_ZLIB 1
  98
  99 #define MKVD_TIMECODESCALE 1000000
 100
 101 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 102 #ifdef VSLHC1
 103 #define DVDNAV_COMPILE
 104 #include <dvdnav.h>
 105 #else /* VSLHC */
 106
 107 #undef ATTRIBUTE_PACKED
 108 #undef PRAGMA_PACK_BEGIN
 109 #undef PRAGMA_PACK_END
 110
 111 #if defined(__GNUC__)
 112 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 113 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 114 #define PRAGMA_PACK 0
 115 #endif
 116 #endif
 117
 118 #if !defined(ATTRIBUTE_PACKED)
 119 #define ATTRIBUTE_PACKED
 120 #define PRAGMA_PACK 1
 121 #endif
 122
 123 #if PRAGMA_PACK
 124 #pragma pack(1)
 125 #endif
 126
 127 /*************************************
 128 *  taken from libdvdnav / libdvdread
 129 **************************************/
 130
 131 /**
 132  * DVD Time Information.
 133  */
 134 typedef struct {
 135   uint8_t hour;
 136   uint8_t minute;
 137   uint8_t second;
 138   uint8_t frame_u; /* The two high bits are the frame rate. */
 139 } ATTRIBUTE_PACKED dvd_time_t;
 140
 141 /**
 142  * User Operations.
 143  */
 144 typedef struct {
 145 #ifdef WORDS_BIGENDIAN
 146   unsigned char zero                           : 7; /* 25-31 */
 147   unsigned char video_pres_mode_change         : 1; /* 24 */
 148
 149   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 150   unsigned char angle_change                   : 1;
 151   unsigned char subpic_stream_change           : 1;
 152   unsigned char audio_stream_change            : 1;
 153   unsigned char pause_on                       : 1;
 154   unsigned char still_off                      : 1;
 155   unsigned char button_select_or_activate      : 1;
 156   unsigned char resume                         : 1; /* 16 */
 157
 158   unsigned char chapter_menu_call              : 1; /* 15 */
 159   unsigned char angle_menu_call                : 1;
 160   unsigned char audio_menu_call                : 1;
 161   unsigned char subpic_menu_call               : 1;
 162   unsigned char root_menu_call                 : 1;
 163   unsigned char title_menu_call                : 1;
 164   unsigned char backward_scan                  : 1;
 165   unsigned char forward_scan                   : 1; /* 8 */
 166
 167   unsigned char next_pg_search                 : 1; /* 7 */
 168   unsigned char prev_or_top_pg_search          : 1;
 169   unsigned char time_or_chapter_search         : 1;
 170   unsigned char go_up                          : 1;
 171   unsigned char stop                           : 1;
 172   unsigned char title_play                     : 1;
 173   unsigned char chapter_search_or_play         : 1;
 174   unsigned char title_or_time_play             : 1; /* 0 */
 175 #else
 176   unsigned char video_pres_mode_change         : 1; /* 24 */
 177   unsigned char zero                           : 7; /* 25-31 */
 178
 179   unsigned char resume                         : 1; /* 16 */
 180   unsigned char button_select_or_activate      : 1;
 181   unsigned char still_off                      : 1;
 182   unsigned char pause_on                       : 1;
 183   unsigned char audio_stream_change            : 1;
 184   unsigned char subpic_stream_change           : 1;
 185   unsigned char angle_change                   : 1;
 186   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 187
 188   unsigned char forward_scan                   : 1; /* 8 */
 189   unsigned char backward_scan                  : 1;
 190   unsigned char title_menu_call                : 1;
 191   unsigned char root_menu_call                 : 1;
 192   unsigned char subpic_menu_call               : 1;
 193   unsigned char audio_menu_call                : 1;
 194   unsigned char angle_menu_call                : 1;
 195   unsigned char chapter_menu_call              : 1; /* 15 */
 196
 197   unsigned char title_or_time_play             : 1; /* 0 */
 198   unsigned char chapter_search_or_play         : 1;
 199   unsigned char title_play                     : 1;
 200   unsigned char stop                           : 1;
 201   unsigned char go_up                          : 1;
 202   unsigned char time_or_chapter_search         : 1;
 203   unsigned char prev_or_top_pg_search          : 1;
 204   unsigned char next_pg_search                 : 1; /* 7 */
 205 #endif
 206 } ATTRIBUTE_PACKED user_ops_t;
 207
 208 /**
 209  * Type to store per-command data.
 210  */
 211 typedef struct {
 212   uint8_t bytes[8];
 213 } ATTRIBUTE_PACKED vm_cmd_t;
 214 #define COMMAND_DATA_SIZE 8
 215
 216 /**
 217  * PCI General Information
 218  */
 219 typedef struct {
 220   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 221   uint16_t vobu_cat;        /**< 'category' of vobu */
 222   uint16_t zero1;           /**< reserved */
 223   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 224   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 225   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 226   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 227   dvd_time_t e_eltm;        /**< Cell elapsed time */
 228   char vobu_isrc[32];
 229 } ATTRIBUTE_PACKED pci_gi_t;
 230
 231 /**
 232  * Non Seamless Angle Information
 233  */
 234 typedef struct {
 235   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 236 } ATTRIBUTE_PACKED nsml_agli_t;
 237
 238 /**
 239  * Highlight General Information
 240  *
 241  * For btngrX_dsp_ty the bits have the following meaning:
 242  * 000b: normal 4/3 only buttons
 243  * XX1b: wide (16/9) buttons
 244  * X1Xb: letterbox buttons
 245  * 1XXb: pan&scan buttons
 246  */
 247 typedef struct {
 248   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 249   uint32_t hli_s_ptm;              /**< start ptm of hli */
 250   uint32_t hli_e_ptm;              /**< end ptm of hli */
 251   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 252 #ifdef WORDS_BIGENDIAN
 253   unsigned char zero1 : 2;          /**< reserved */
 254   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 255   unsigned char zero2 : 1;          /**< reserved */
 256   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 257   unsigned char zero3 : 1;          /**< reserved */
 258   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 259   unsigned char zero4 : 1;          /**< reserved */
 260   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 261 #else
 262   unsigned char btngr1_dsp_ty : 3;
 263   unsigned char zero2 : 1;
 264   unsigned char btngr_ns : 2;
 265   unsigned char zero1 : 2;
 266   unsigned char btngr3_dsp_ty : 3;
 267   unsigned char zero4 : 1;
 268   unsigned char btngr2_dsp_ty : 3;
 269   unsigned char zero3 : 1;
 270 #endif
 271   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 272   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 273   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 274   uint8_t zero5;       /**< reserved */
 275   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 276   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 277 } ATTRIBUTE_PACKED hl_gi_t;
 278
 279
 280 /**
 281  * Button Color Information Table
 282  * Each entry beeing a 32bit word that contains the color indexs and alpha
 283  * values to use.  They are all represented by 4 bit number and stored
 284  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 285  * that the indexes reference is in the PGC.
 286  * @TODO split the uint32_t into a struct
 287  */
 288 typedef struct {
 289   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 290 } ATTRIBUTE_PACKED btn_colit_t;
 291
 292 /**
 293  * Button Information
 294  *
 295  * NOTE: I've had to change the structure from the disk layout to get
 296  * the packing to work with Sun's Forte C compiler.
 297  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 298  */
 299 typedef struct {
 300 #ifdef WORDS_BIGENDIAN
 301   uint32        btn_coln         : 2;  /**< button color number */
 302   uint32        x_start          : 10; /**< x start offset within the overlay */
 303   uint32        zero1            : 2;  /**< reserved */
 304   uint32        x_end            : 10; /**< x end offset within the overlay */
 305
 306   uint32        zero3            : 2;  /**< reserved */
 307   uint32        up               : 6;  /**< button index when pressing up */
 308
 309   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 310   uint32        y_start          : 10; /**< y start offset within the overlay */
 311   uint32        zero2            : 2;  /**< reserved */
 312   uint32        y_end            : 10; /**< y end offset within the overlay */
 313
 314   uint32        zero4            : 2;  /**< reserved */
 315   uint32        down             : 6;  /**< button index when pressing down */
 316   unsigned char zero5            : 2;  /**< reserved */
 317   unsigned char left             : 6;  /**< button index when pressing left */
 318   unsigned char zero6            : 2;  /**< reserved */
 319   unsigned char right            : 6;  /**< button index when pressing right */
 320 #else
 321   uint32        x_end            : 10;
 322   uint32        zero1            : 2;
 323   uint32        x_start          : 10;
 324   uint32        btn_coln         : 2;
 325
 326   uint32        up               : 6;
 327   uint32        zero3            : 2;
 328
 329   uint32        y_end            : 10;
 330   uint32        zero2            : 2;
 331   uint32        y_start          : 10;
 332   uint32        auto_action_mode : 2;
 333
 334   uint32        down             : 6;
 335   uint32        zero4            : 2;
 336   unsigned char left             : 6;
 337   unsigned char zero5            : 2;
 338   unsigned char right            : 6;
 339   unsigned char zero6            : 2;
 340 #endif
 341   vm_cmd_t cmd;
 342 } ATTRIBUTE_PACKED btni_t;
 343
 344 /**
 345  * Highlight Information
 346  */
 347 typedef struct {
 348   hl_gi_t     hl_gi;
 349   btn_colit_t btn_colit;
 350   btni_t      btnit[36];
 351 } ATTRIBUTE_PACKED hli_t;
 352
 353 /**
 354  * PCI packet
 355  */
 356 typedef struct {
 357   pci_gi_t    pci_gi;
 358   nsml_agli_t nsml_agli;
 359   hli_t       hli;
 360   uint8_t     zero1[189];
 361 } ATTRIBUTE_PACKED pci_t;
 362
 363
 364 #if PRAGMA_PACK
 365 #pragma pack()
 366 #endif
 367
 368 #endif /* VSLHC */
 369 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 370
 371
 372 /**
 373  * What's between a directory and a filename?
 374  */
 375 #if defined( WIN32 )
 376     #define DIRECTORY_SEPARATOR '\\'
 377 #else
 378     #define DIRECTORY_SEPARATOR '/'
 379 #endif
 380
 381 using namespace LIBMATROSKA_NAMESPACE;
 382 using namespace std;
 383
 384 /*****************************************************************************
 385  * Module descriptor
 386  *****************************************************************************/
 387 static int  Open ( vlc_object_t * );
 388 static void Close( vlc_object_t * );
 389
 390 vlc_module_begin();
 391     set_shortname( _("Matroska") );
 392     set_description( _("Matroska stream demuxer" ) );
 393     set_capability( "demux2", 50 );
 394     set_callbacks( Open, Close );
 395     set_category( CAT_INPUT );
 396     set_subcategory( SUBCAT_INPUT_DEMUX );
 397
 398     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 399             N_("Ordered chapters"),
 400             N_("Play ordered chapters as specified in the segment"), VLC_TRUE );
 401
 402     add_bool( "mkv-use-chapter-codec", 1, NULL,
 403             N_("Chapter codecs"),
 404             N_("Use chapter codecs found in the segment"), VLC_TRUE );
 405
 406     add_bool( "mkv-seek-percent", 0, NULL,
 407             N_("Seek based on percent not time"),
 408             N_("Seek based on percent not time"), VLC_TRUE );
 409
 410     add_bool( "mkv-use-dummy", 0, NULL,
 411             N_("Dummy Elements"),
 412             N_("Read and discard unknown EBML elements (not good for broken files)"), VLC_TRUE );
 413
 414     add_shortcut( "mka" );
 415     add_shortcut( "mkv" );
 416 vlc_module_end();
 417
 418 /*****************************************************************************
 419  * Local prototypes
 420  *****************************************************************************/
 421 #ifdef HAVE_ZLIB_H
 422 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 423     int result, dstsize, n;
 424     unsigned char *dst;
 425     block_t *p_block;
 426     z_stream d_stream;
 427
 428     d_stream.zalloc = (alloc_func)0;
 429     d_stream.zfree = (free_func)0;
 430     d_stream.opaque = (voidpf)0;
 431     result = inflateInit(&d_stream);
 432     if( result != Z_OK )
 433     {
 434         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 435         return NULL;
 436     }
 437
 438     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 439     d_stream.avail_in = p_in_block->i_buffer;
 440     n = 0;
 441     p_block = block_New( p_this, 0 );
 442     dst = NULL;
 443     do
 444     {
 445         n++;
 446         p_block = block_Realloc( p_block, 0, n * 1000 );
 447         dst = (unsigned char *)p_block->p_buffer;
 448         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 449         d_stream.avail_out = 1000;
 450         result = inflate(&d_stream, Z_NO_FLUSH);
 451         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 452         {
 453             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 454             return NULL;
 455         }
 456     }
 457     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 458            ( result != Z_STREAM_END ) );
 459
 460     dstsize = d_stream.total_out;
 461     inflateEnd( &d_stream );
 462
 463     p_block = block_Realloc( p_block, 0, dstsize );
 464     p_block->i_buffer = dstsize;
 465     block_Release( p_in_block );
 466
 467     return p_block;
 468 }
 469 #endif
 470
 471 /**
 472  * Helper function to print the mkv parse tree
 473  */
 474 static void MkvTree( demux_t & demuxer, int i_level, char *psz_format, ... )
 475 {
 476     va_list args;
 477     if( i_level > 9 )
 478     {
 479         msg_Err( &demuxer, "too deep tree" );
 480         return;
 481     }
 482     va_start( args, psz_format );
 483     static char *psz_foo = "|   |   |   |   |   |   |   |   |   |";
 484     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 485     strncpy( psz_foo2, psz_foo, 4 * i_level );
 486     psz_foo2[ 4 * i_level ] = '+';
 487     psz_foo2[ 4 * i_level + 1 ] = ' ';
 488     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 489     __msg_GenericVa( VLC_OBJECT(&demuxer), VLC_MSG_DBG, "mkv", psz_foo2, args );
 490     free( psz_foo2 );
 491     va_end( args );
 492 }
 493
 494 /*****************************************************************************
 495  * Stream managment
 496  *****************************************************************************/
 497 class vlc_stream_io_callback: public IOCallback
 498 {
 499   private:
 500     stream_t       *s;
 501     vlc_bool_t     mb_eof;
 502
 503   public:
 504     vlc_stream_io_callback( stream_t * );
 505
 506     virtual uint32   read            ( void *p_buffer, size_t i_size);
 507     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 508     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 509     virtual uint64   getFilePointer  ( void );
 510     virtual void     close           ( void );
 511 };
 512
 513 /*****************************************************************************
 514  * Ebml Stream parser
 515  *****************************************************************************/
 516 class EbmlParser
 517 {
 518   public:
 519     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 520     virtual ~EbmlParser( void );
 521
 522     void Up( void );
 523     void Down( void );
 524     void Reset( demux_t *p_demux );
 525     EbmlElement *Get( void );
 526     void        Keep( void );
 527
 528     int GetLevel( void );
 529
 530   private:
 531     EbmlStream  *m_es;
 532     int         mi_level;
 533     EbmlElement *m_el[10];
 534     int64_t      mi_remain_size[10];
 535
 536     EbmlElement *m_got;
 537
 538     int         mi_user_level;
 539     vlc_bool_t  mb_keep;
 540     vlc_bool_t  mb_dummy;
 541 };
 542
 543
 544 /*****************************************************************************
 545  * Some functions to manipulate memory
 546  *****************************************************************************/
 547 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 548 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 549 {
 550     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 551 }
 552
 553 /*****************************************************************************
 554  * definitions of structures and functions used by this plugins
 555  *****************************************************************************/
 556 typedef struct
 557 {
 558     vlc_bool_t   b_default;
 559     vlc_bool_t   b_enabled;
 560     unsigned int i_number;
 561
 562     int          i_extra_data;
 563     uint8_t      *p_extra_data;
 564
 565     char         *psz_codec;
 566
 567     uint64_t     i_default_duration;
 568     float        f_timecodescale;
 569
 570     /* video */
 571     es_format_t fmt;
 572     float       f_fps;
 573     es_out_id_t *p_es;
 574
 575     vlc_bool_t      b_inited;
 576     /* data to be send first */
 577     int             i_data_init;
 578     uint8_t         *p_data_init;
 579
 580     /* hack : it's for seek */
 581     vlc_bool_t      b_search_keyframe;
 582     vlc_bool_t      b_silent;
 583
 584     /* informative */
 585     char         *psz_codec_name;
 586     char         *psz_codec_settings;
 587     char         *psz_codec_info_url;
 588     char         *psz_codec_download_url;
 589
 590     /* encryption/compression */
 591     int           i_compression_type;
 592
 593 } mkv_track_t;
 594
 595 typedef struct
 596 {
 597     int     i_track;
 598     int     i_block_number;
 599
 600     int64_t i_position;
 601     int64_t i_time;
 602
 603     vlc_bool_t b_key;
 604 } mkv_index_t;
 605
 606 class demux_sys_t;
 607
 608 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 609 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 610 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 611 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 612 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 613 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 614 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 615
 616 class chapter_codec_cmds_c
 617 {
 618 public:
 619     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 620     :i_codec_id( codec_id )
 621     ,sys( demuxer )
 622     {}
 623
 624     virtual ~chapter_codec_cmds_c() {}
 625
 626     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 627     {
 628         m_private_data = *( new KaxChapterProcessPrivate( private_data ) );
 629     }
 630
 631     void AddCommand( const KaxChapterProcessCommand & command );
 632
 633     /// \return wether the codec has seeked in the files or not
 634     virtual bool Enter() { return false; }
 635     virtual bool Leave() { return false; }
 636     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 637
 638     KaxChapterProcessPrivate m_private_data;
 639
 640 protected:
 641     std::vector<KaxChapterProcessData> enter_cmds;
 642     std::vector<KaxChapterProcessData> during_cmds;
 643     std::vector<KaxChapterProcessData> leave_cmds;
 644
 645     int i_codec_id;
 646     demux_sys_t & sys;
 647 };
 648
 649 class dvd_command_interpretor_c
 650 {
 651 public:
 652     dvd_command_interpretor_c( demux_sys_t & demuxer )
 653     :sys( demuxer )
 654     {
 655         memset( p_PRMs, 0, sizeof(p_PRMs) );
 656         p_PRMs[ 0x80 + 1 ] = 15;
 657         p_PRMs[ 0x80 + 2 ] = 62;
 658         p_PRMs[ 0x80 + 3 ] = 1;
 659         p_PRMs[ 0x80 + 4 ] = 1;
 660         p_PRMs[ 0x80 + 7 ] = 1;
 661         p_PRMs[ 0x80 + 8 ] = 1;
 662         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 663         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 664     }
 665
 666     bool Interpret( const binary * p_command, size_t i_size = 8 );
 667
 668 protected:
 669     uint16 GetPRM( size_t index ) const
 670     {
 671         if ( index < 256 )
 672             return p_PRMs[ index ];
 673         else return 0;
 674     }
 675
 676     uint16 GetGPRM( size_t index ) const
 677     {
 678         if ( index >= 0 && index < 16 )
 679             return p_PRMs[ index ];
 680         else return 0;
 681     }
 682
 683     uint16 GetSPRM( size_t index ) const
 684     {
 685         // 21,22,23 reserved for future use
 686         if ( index >= 0x80 && index < 0x95 )
 687             return p_PRMs[ index ];
 688         else return 0;
 689     }
 690
 691     bool SetPRM( size_t index, uint16 value )
 692     {
 693         if ( index >= 0 && index < 16 )
 694         {
 695             p_PRMs[ index ] = value;
 696             return true;
 697         }
 698         return false;
 699     }
 700
 701     bool SetGPRM( size_t index, uint16 value )
 702     {
 703         if ( index >= 0 && index < 16 )
 704         {
 705             p_PRMs[ index ] = value;
 706             return true;
 707         }
 708         return false;
 709     }
 710
 711     bool SetSPRM( size_t index, uint16 value )
 712     {
 713         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 714         {
 715             p_PRMs[ index ] = value;
 716             return true;
 717         }
 718         return false;
 719     }
 720
 721     std::string GetRegTypeName( bool b_value, uint16 value ) const
 722     {
 723         std::string result;
 724         char s_value[6], s_reg_value[6];
 725         sprintf( s_value, "%.5d", value );
 726
 727         if ( b_value )
 728         {
 729             result = "value (";
 730             result += s_value;
 731             result += ")";
 732         }
 733         else if ( value < 0x80 )
 734         {
 735             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 736             result = "GPreg[";
 737             result += s_value;
 738             result += "] (";
 739             result += s_reg_value;
 740             result += ")";
 741         }
 742         else
 743         {
 744             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 745             result = "SPreg[";
 746             result += s_value;
 747             result += "] (";
 748             result += s_reg_value;
 749             result += ")";
 750         }
 751         return result;
 752     }
 753
 754     uint16       p_PRMs[256];
 755     demux_sys_t  & sys;
 756
 757     // DVD command IDs
 758
 759     // Tests
 760     // wether the test has to be positive or not
 761     static const uint16 CMD_DVD_IF_NOT              = 0x10;
 762     // wether it's a comparison on the value or register
 763     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 764     static const uint16 CMD_DVD_IF_GPREG_AND        = (0 << 5);
 765     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (1 << 5);
 766     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (2 << 5);
 767     static const uint16 CMD_DVD_IF_GPREG_INF        = (3 << 5);
 768
 769     static const uint16 CMD_DVD_NOP                    = 0x0000;
 770     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 771     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 772     // Links
 773     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 774     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 775     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 776     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 777     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 778     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 779     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 780     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 781     //
 782     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 783     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 784     static const uint16 CMD_DVD_SET_AUDIO              = 0x5100;
 785     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 786     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 787     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 788     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 789     // Operations
 790     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 791     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 792     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 793     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 794     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 795     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 796
 797     // callbacks when browsing inside CodecPrivate
 798     static bool MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 799     static bool MatchPgcType    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 800 };
 801
 802 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 803 {
 804 public:
 805     dvd_chapter_codec_c( demux_sys_t & sys )
 806     :chapter_codec_cmds_c( sys, 1 )
 807     ,interpretor( sys )
 808     {}
 809
 810     bool Enter();
 811     bool Leave();
 812     std::string GetCodecName( bool f_for_title = false ) const;
 813
 814 protected:
 815     dvd_command_interpretor_c interpretor;
 816 };
 817
 818 class matroska_script_interpretor_c
 819 {
 820 public:
 821     matroska_script_interpretor_c( demux_sys_t & demuxer )
 822     :sys( demuxer )
 823     {}
 824
 825     bool Interpret( const binary * p_command, size_t i_size );
 826
 827     // DVD command IDs
 828     static const std::string CMD_MS_GOTO_AND_PLAY;
 829
 830 protected:
 831     demux_sys_t  & sys;
 832 };
 833
 834 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 835
 836
 837 class matroska_script_codec_c : public chapter_codec_cmds_c
 838 {
 839 public:
 840     matroska_script_codec_c( demux_sys_t & sys )
 841     :chapter_codec_cmds_c( sys, 0 )
 842     ,interpretor( sys )
 843     {}
 844
 845     bool Enter();
 846     bool Leave();
 847
 848 protected:
 849     matroska_script_interpretor_c interpretor;
 850 };
 851
 852 class chapter_translation_c
 853 {
 854 public:
 855     KaxChapterTranslateID  translated;
 856     unsigned int           codec_id;
 857     std::vector<uint64_t>  editions;
 858 };
 859
 860 class chapter_item_c
 861 {
 862 public:
 863     chapter_item_c()
 864     :i_start_time(0)
 865     ,i_end_time(-1)
 866     ,i_user_start_time(-1)
 867     ,i_user_end_time(-1)
 868     ,i_seekpoint_num(-1)
 869     ,b_display_seekpoint(true)
 870     ,b_user_display(false)
 871     ,psz_parent(NULL)
 872     ,b_is_leaving(false)
 873     {}
 874
 875     virtual ~chapter_item_c()
 876     {
 877         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 878         while ( index != codecs.end() )
 879         {
 880             delete (*index);
 881             index++;
 882         }
 883         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 884         while ( index_ != sub_chapters.end() )
 885         {
 886             delete (*index_);
 887             index_++;
 888         }
 889     }
 890
 891     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 892     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 893     chapter_item_c * FindTimecode( mtime_t i_timecode );
 894     void Append( const chapter_item_c & edition );
 895     chapter_item_c * FindChapter( int64_t i_find_uid );
 896     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 897                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 898                                     const void *p_cookie,
 899                                     size_t i_cookie_size );
 900     std::string                 GetCodecName( bool f_for_title = false ) const;
 901     bool                        ParentOf( const chapter_item_c & item ) const;
 902
 903     int64_t                     i_start_time, i_end_time;
 904     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 905     std::vector<chapter_item_c*> sub_chapters;
 906     int                         i_seekpoint_num;
 907     int64_t                     i_uid;
 908     bool                        b_display_seekpoint;
 909     bool                        b_user_display;
 910     std::string                 psz_name;
 911     chapter_item_c              *psz_parent;
 912     bool                        b_is_leaving;
 913
 914     std::vector<chapter_codec_cmds_c*> codecs;
 915
 916     bool operator<( const chapter_item_c & item ) const
 917     {
 918         return ( i_user_start_time < item.i_user_start_time || (i_user_start_time == item.i_user_start_time && i_user_end_time < item.i_user_end_time) );
 919     }
 920
 921     bool Enter( bool b_do_subchapters );
 922     bool Leave( bool b_do_subchapters );
 923     bool EnterAndLeave( chapter_item_c *p_item );
 924 };
 925
 926 class chapter_edition_c : public chapter_item_c
 927 {
 928 public:
 929     chapter_edition_c()
 930     :b_ordered(false)
 931     {}
 932
 933     void RefreshChapters( );
 934     mtime_t Duration() const;
 935     std::string GetMainName() const;
 936
 937     bool                        b_ordered;
 938 };
 939
 940 class matroska_segment_c
 941 {
 942 public:
 943     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
 944         :segment(NULL)
 945         ,es(estream)
 946         ,i_timescale(MKVD_TIMECODESCALE)
 947         ,i_duration(-1)
 948         ,i_start_time(0)
 949         ,i_cues_position(-1)
 950         ,i_chapters_position(-1)
 951         ,i_tags_position(-1)
 952         ,cluster(NULL)
 953         ,i_start_pos(0)
 954         ,b_cues(VLC_FALSE)
 955         ,i_index(0)
 956         ,i_index_max(1024)
 957         ,psz_muxing_application(NULL)
 958         ,psz_writing_application(NULL)
 959         ,psz_segment_filename(NULL)
 960         ,psz_title(NULL)
 961         ,psz_date_utc(NULL)
 962         ,i_default_edition(0)
 963         ,sys(demuxer)
 964         ,ep(NULL)
 965         ,b_preloaded(false)
 966     {
 967         index = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
 968     }
 969
 970     virtual ~matroska_segment_c()
 971     {
 972         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
 973         {
 974             if( tracks[i_track]->fmt.psz_description )
 975             {
 976                 free( tracks[i_track]->fmt.psz_description );
 977             }
 978             if( tracks[i_track]->psz_codec )
 979             {
 980                 free( tracks[i_track]->psz_codec );
 981             }
 982             if( tracks[i_track]->fmt.psz_language )
 983             {
 984                 free( tracks[i_track]->fmt.psz_language );
 985             }
 986             delete tracks[i_track];
 987         }
 988
 989         if( psz_writing_application )
 990         {
 991             free( psz_writing_application );
 992         }
 993         if( psz_muxing_application )
 994         {
 995             free( psz_muxing_application );
 996         }
 997         if( psz_segment_filename )
 998         {
 999             free( psz_segment_filename );
1000         }
1001         if( psz_title )
1002         {
1003             free( psz_title );
1004         }
1005         if( psz_date_utc )
1006         {
1007             free( psz_date_utc );
1008         }
1009         if ( index )
1010             free( index );
1011
1012         delete ep;
1013
1014         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1015         while ( index != stored_editions.end() )
1016         {
1017             delete (*index);
1018             index++;
1019         }
1020     }
1021
1022     KaxSegment              *segment;
1023     EbmlStream              & es;
1024
1025     /* time scale */
1026     uint64_t                i_timescale;
1027
1028     /* duration of the segment */
1029     mtime_t                 i_duration;
1030     mtime_t                 i_start_time;
1031
1032     /* all tracks */
1033     std::vector<mkv_track_t*> tracks;
1034
1035     /* from seekhead */
1036     int64_t                 i_cues_position;
1037     int64_t                 i_chapters_position;
1038     int64_t                 i_tags_position;
1039
1040     KaxCluster              *cluster;
1041     int64_t                 i_start_pos;
1042     KaxSegmentUID           segment_uid;
1043     KaxPrevUID              prev_segment_uid;
1044     KaxNextUID              next_segment_uid;
1045
1046     vlc_bool_t              b_cues;
1047     int                     i_index;
1048     int                     i_index_max;
1049     mkv_index_t             *index;
1050
1051     /* info */
1052     char                    *psz_muxing_application;
1053     char                    *psz_writing_application;
1054     char                    *psz_segment_filename;
1055     char                    *psz_title;
1056     char                    *psz_date_utc;
1057
1058     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1059     /* when you remove this variable the compiler issues an atomicity error */
1060     /* this variable only works when using std::vector<chapter_edition_c> */
1061     std::vector<chapter_edition_c*> stored_editions;
1062     int                             i_default_edition;
1063
1064     std::vector<chapter_translation_c> translations;
1065     std::vector<KaxSegmentFamily>  families;
1066
1067     demux_sys_t                    & sys;
1068     EbmlParser                     *ep;
1069     bool                           b_preloaded;
1070
1071     bool Preload( );
1072     bool PreloadFamily( const matroska_segment_c & segment );
1073     void ParseInfo( KaxInfo *info );
1074     void ParseChapters( KaxChapters *chapters );
1075     void ParseSeekHead( KaxSeekHead *seekhead );
1076     void ParseTracks( KaxTracks *tracks );
1077     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1078     void ParseTrackEntry( KaxTrackEntry *m );
1079     void ParseCluster( );
1080     void IndexAppendCluster( KaxCluster *cluster );
1081     void LoadCues( );
1082     void LoadTags( );
1083     void InformationCreate( );
1084     void Seek( mtime_t i_date, mtime_t i_time_offset );
1085     int BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration );
1086     bool Select( mtime_t i_start_time );
1087     void UnSelect( );
1088
1089     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1090 };
1091
1092 // class holding hard-linked segment together in the playback order
1093 class virtual_segment_c
1094 {
1095 public:
1096     virtual_segment_c( matroska_segment_c *p_segment )
1097         :p_editions(NULL)
1098         ,i_sys_title(0)
1099         ,i_current_segment(0)
1100         ,i_current_edition(-1)
1101         ,psz_current_chapter(NULL)
1102     {
1103         linked_segments.push_back( p_segment );
1104
1105         AppendUID( p_segment->segment_uid );
1106         AppendUID( p_segment->prev_segment_uid );
1107         AppendUID( p_segment->next_segment_uid );
1108     }
1109
1110     void Sort();
1111     size_t AddSegment( matroska_segment_c *p_segment );
1112     void PreloadLinked( );
1113     mtime_t Duration( ) const;
1114     void LoadCues( );
1115     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1116
1117     inline chapter_edition_c *Edition()
1118     {
1119         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1120             return (*p_editions)[i_current_edition];
1121         return NULL;
1122     }
1123
1124     matroska_segment_c * Segment() const
1125     {
1126         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1127             return NULL;
1128         return linked_segments[i_current_segment];
1129     }
1130
1131     inline chapter_item_c *CurrentChapter() {
1132         return psz_current_chapter;
1133     }
1134
1135     bool SelectNext()
1136     {
1137         if ( i_current_segment < linked_segments.size()-1 )
1138         {
1139             i_current_segment++;
1140             return true;
1141         }
1142         return false;
1143     }
1144
1145     bool FindUID( KaxSegmentUID & uid ) const
1146     {
1147         for ( size_t i=0; i<linked_uids.size(); i++ )
1148         {
1149             if ( linked_uids[i] == uid )
1150                 return true;
1151         }
1152         return false;
1153     }
1154
1155     bool UpdateCurrentToChapter( demux_t & demux );
1156     void PrepareChapters( );
1157
1158     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1159                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1160                                         const void *p_cookie,
1161                                         size_t i_cookie_size );
1162     chapter_item_c *FindChapter( int64_t i_find_uid );
1163
1164     std::vector<chapter_edition_c*>  *p_editions;
1165     int                              i_sys_title;
1166
1167 protected:
1168     std::vector<matroska_segment_c*> linked_segments;
1169     std::vector<KaxSegmentUID>       linked_uids;
1170     size_t                           i_current_segment;
1171
1172     int                              i_current_edition;
1173     chapter_item_c                   *psz_current_chapter;
1174
1175     void                             AppendUID( const EbmlBinary & UID );
1176 };
1177
1178 class matroska_stream_c
1179 {
1180 public:
1181     matroska_stream_c( demux_sys_t & demuxer )
1182         :p_in(NULL)
1183         ,p_es(NULL)
1184         ,sys(demuxer)
1185     {}
1186
1187     virtual ~matroska_stream_c()
1188     {
1189         delete p_in;
1190         delete p_es;
1191     }
1192
1193     IOCallback         *p_in;
1194     EbmlStream         *p_es;
1195
1196     std::vector<matroska_segment_c*> segments;
1197
1198     demux_sys_t                      & sys;
1199 };
1200
1201 typedef struct
1202 {
1203     VLC_COMMON_MEMBERS
1204
1205     demux_t        *p_demux;
1206     vlc_mutex_t     lock;
1207
1208     vlc_bool_t      b_moved;
1209     vlc_bool_t      b_clicked;
1210     vlc_bool_t      b_key;
1211
1212 } event_thread_t;
1213
1214 class demux_sys_t
1215 {
1216 public:
1217     demux_sys_t( demux_t & demux )
1218         :demuxer(demux)
1219         ,i_pts(0)
1220         ,i_start_pts(0)
1221         ,i_chapter_time(0)
1222         ,meta(NULL)
1223         ,i_current_title(0)
1224         ,p_current_segment(NULL)
1225         ,f_duration(-1.0)
1226         ,b_ui_hooked(false)
1227         ,p_input(NULL)
1228         ,i_curr_button(0)
1229         ,p_ev(NULL)
1230     {}
1231
1232     virtual ~demux_sys_t()
1233     {
1234         StopUiThread();
1235         size_t i;
1236         for ( i=0; i<streams.size(); i++ )
1237             delete streams[i];
1238         for ( i=0; i<opened_segments.size(); i++ )
1239             delete opened_segments[i];
1240         for ( i=0; i<used_segments.size(); i++ )
1241             delete used_segments[i];
1242     }
1243
1244     /* current data */
1245     demux_t                 & demuxer;
1246
1247     mtime_t                 i_pts;
1248     mtime_t                 i_start_pts;
1249     mtime_t                 i_chapter_time;
1250
1251     vlc_meta_t              *meta;
1252
1253     std::vector<input_title_t>       titles; // matroska editions
1254     size_t                           i_current_title;
1255
1256     std::vector<matroska_stream_c*>  streams;
1257     std::vector<matroska_segment_c*> opened_segments;
1258     std::vector<virtual_segment_c*>  used_segments;
1259     virtual_segment_c                *p_current_segment;
1260
1261     /* duration of the stream */
1262     float                   f_duration;
1263
1264     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1265     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1266                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1267                                         const void *p_cookie,
1268                                         size_t i_cookie_size,
1269                                         virtual_segment_c * & p_segment_found );
1270     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1271
1272     void PreloadFamily( const matroska_segment_c & of_segment );
1273     void PreloadLinked( matroska_segment_c *p_segment );
1274     bool PreparePlayback( virtual_segment_c *p_new_segment );
1275     matroska_stream_c *AnalyseAllSegmentsFound( EbmlStream *p_estream );
1276
1277     void StartUiThread();
1278     void StopUiThread();
1279     bool b_ui_hooked;
1280     inline void SwapButtons();
1281
1282     /* for spu variables */
1283     input_thread_t *p_input;
1284     pci_t          pci_packet;
1285     int16          i_curr_button;
1286     uint8_t        alpha[4];
1287
1288     /* event */
1289     event_thread_t *p_ev;
1290     static int EventThread( vlc_object_t *p_this );
1291     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1292                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1293     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1294                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1295
1296
1297
1298 protected:
1299     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1300     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1301 };
1302
1303 static int  Demux  ( demux_t * );
1304 static int  Control( demux_t *, int, va_list );
1305 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1306
1307 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1308
1309 static char *UTF8ToStr          ( const UTFstring &u );
1310
1311 /*****************************************************************************
1312  * Open: initializes matroska demux structures
1313  *****************************************************************************/
1314 static int Open( vlc_object_t * p_this )
1315 {
1316     demux_t            *p_demux = (demux_t*)p_this;
1317     demux_sys_t        *p_sys;
1318     matroska_stream_c  *p_stream;
1319     matroska_segment_c *p_segment;
1320     uint8_t            *p_peek;
1321     std::string        s_path, s_filename;
1322     vlc_stream_io_callback *p_io_callback;
1323     EbmlStream         *p_io_stream;
1324
1325     /* peek the begining */
1326     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1327
1328     /* is a valid file */
1329     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1330         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1331
1332     /* Set the demux function */
1333     p_demux->pf_demux   = Demux;
1334     p_demux->pf_control = Control;
1335     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1336
1337     p_io_callback = new vlc_stream_io_callback( p_demux->s );
1338     p_io_stream = new EbmlStream( *p_io_callback );
1339
1340     if( p_io_stream == NULL )
1341     {
1342         msg_Err( p_demux, "failed to create EbmlStream" );
1343         delete p_io_callback;
1344         delete p_sys;
1345         return VLC_EGENERIC;
1346     }
1347
1348     p_stream = p_sys->AnalyseAllSegmentsFound( p_io_stream );
1349     if( p_stream == NULL )
1350     {
1351         msg_Err( p_demux, "cannot find KaxSegment" );
1352         goto error;
1353     }
1354     p_sys->streams.push_back( p_stream );
1355
1356     p_stream->p_in = p_io_callback;
1357     p_stream->p_es = p_io_stream;
1358
1359     for (size_t i=0; i<p_stream->segments.size(); i++)
1360     {
1361         p_stream->segments[i]->Preload();
1362     }
1363
1364     p_segment = p_stream->segments[0];
1365     if( p_segment->cluster != NULL )
1366     {
1367         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1368
1369         // reset the stream reading to the first cluster of the segment used
1370         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1371     }
1372
1373     /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1374     if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1375     {
1376         // assume it's a regular file
1377         // get the directory path
1378         s_path = p_demux->psz_path;
1379         if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1380         {
1381             s_path = s_path.substr(0,s_path.length()-1);
1382         }
1383         else
1384         {
1385             if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1386             {
1387                 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1388             }
1389         }
1390
1391         struct dirent *p_file_item;
1392         DIR *p_src_dir = opendir(s_path.c_str());
1393
1394         if (p_src_dir != NULL)
1395         {
1396             while ((p_file_item = (dirent *) readdir(p_src_dir)))
1397             {
1398                 if (strlen(p_file_item->d_name) > 4)
1399                 {
1400                     s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
1401
1402                     if (!s_filename.compare(p_demux->psz_path))
1403                         continue; // don't reuse the original opened file
1404
1405 #if defined(__GNUC__) && (__GNUC__ < 3)
1406                     if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1407                         !s_filename.compare("mka", s_filename.length() - 3, 3))
1408 #else
1409                     if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1410                         !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1411 #endif
1412                     {
1413                         // test wether this file belongs to the our family
1414                         StdIOCallback *p_file_io = new StdIOCallback(s_filename.c_str(), MODE_READ);
1415                         EbmlStream *p_estream = new EbmlStream(*p_file_io);
1416
1417                         p_stream = p_sys->AnalyseAllSegmentsFound( p_estream );
1418                         if ( p_stream == NULL )
1419                         {
1420                             msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1421                             delete p_estream;
1422                             delete p_file_io;
1423                         }
1424                         else
1425                         {
1426                             p_stream->p_in = p_file_io;
1427                             p_stream->p_es = p_estream;
1428                             p_sys->streams.push_back( p_stream );
1429                         }
1430                     }
1431                 }
1432             }
1433             closedir( p_src_dir );
1434         }
1435     }
1436
1437     p_sys->PreloadFamily( *p_segment );
1438     p_sys->PreloadLinked( p_segment );
1439     if ( !p_sys->PreparePlayback( NULL ) )
1440     {
1441         msg_Err( p_demux, "cannot use the segment" );
1442         goto error;
1443     }
1444
1445     return VLC_SUCCESS;
1446
1447 error:
1448     delete p_sys;
1449     return VLC_EGENERIC;
1450 }
1451
1452 /*****************************************************************************
1453  * Close: frees unused data
1454  *****************************************************************************/
1455 static void Close( vlc_object_t *p_this )
1456 {
1457     demux_t     *p_demux = (demux_t*)p_this;
1458     demux_sys_t *p_sys   = p_demux->p_sys;
1459
1460     delete p_sys;
1461 }
1462
1463 /*****************************************************************************
1464  * Control:
1465  *****************************************************************************/
1466 static int Control( demux_t *p_demux, int i_query, va_list args )
1467 {
1468     demux_sys_t        *p_sys = p_demux->p_sys;
1469     int64_t     *pi64;
1470     double      *pf, f;
1471     int         i_skp;
1472     size_t      i_idx;
1473
1474     vlc_meta_t **pp_meta;
1475
1476     switch( i_query )
1477     {
1478         case DEMUX_GET_META:
1479             pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1480             *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1481             return VLC_SUCCESS;
1482
1483         case DEMUX_GET_LENGTH:
1484             pi64 = (int64_t*)va_arg( args, int64_t * );
1485             if( p_sys->f_duration > 0.0 )
1486             {
1487                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1488                 return VLC_SUCCESS;
1489             }
1490             return VLC_EGENERIC;
1491
1492         case DEMUX_GET_POSITION:
1493             pf = (double*)va_arg( args, double * );
1494             if ( p_sys->f_duration > 0.0 )
1495                 *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);
1496             return VLC_SUCCESS;
1497
1498         case DEMUX_SET_POSITION:
1499             f = (double)va_arg( args, double );
1500             Seek( p_demux, -1, f, NULL );
1501             return VLC_SUCCESS;
1502
1503         case DEMUX_GET_TIME:
1504             pi64 = (int64_t*)va_arg( args, int64_t * );
1505             *pi64 = p_sys->i_pts;
1506             return VLC_SUCCESS;
1507
1508         case DEMUX_GET_TITLE_INFO:
1509             if( p_sys->titles.size() )
1510             {
1511                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1512                 int *pi_int    = (int*)va_arg( args, int* );
1513
1514                 *pi_int = p_sys->titles.size();
1515                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1516
1517                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1518                 {
1519                     (*ppp_title)[i] = vlc_input_title_Duplicate( &p_sys->titles[i] );
1520                 }
1521
1522                 return VLC_SUCCESS;
1523             }
1524             return VLC_EGENERIC;
1525
1526         case DEMUX_SET_TITLE:
1527             /* TODO handle editions as titles */
1528             i_idx = (int)va_arg( args, int );
1529             if( i_idx < p_sys->used_segments.size() )
1530             {
1531                 p_sys->PreparePlayback( p_sys->used_segments[i_idx] );
1532                 return VLC_SUCCESS;
1533             }
1534             return VLC_EGENERIC;
1535
1536         case DEMUX_SET_SEEKPOINT:
1537             i_skp = (int)va_arg( args, int );
1538
1539             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1540             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title].i_seekpoint)
1541             {
1542                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title].seekpoint[i_skp]->i_time_offset, -1, NULL);
1543                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1544                 p_demux->info.i_seekpoint = i_skp;
1545                 return VLC_SUCCESS;
1546             }
1547             return VLC_EGENERIC;
1548
1549         case DEMUX_SET_TIME:
1550         case DEMUX_GET_FPS:
1551         default:
1552             return VLC_EGENERIC;
1553     }
1554 }
1555
1556 int matroska_segment_c::BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1557 {
1558     *pp_block = NULL;
1559     *pi_ref1  = -1;
1560     *pi_ref2  = -1;
1561
1562     for( ;; )
1563     {
1564         EbmlElement *el;
1565         int         i_level;
1566
1567         if ( ep == NULL )
1568             return VLC_EGENERIC;
1569
1570         el = ep->Get();
1571         i_level = ep->GetLevel();
1572
1573         if( el == NULL && *pp_block != NULL )
1574         {
1575             /* update the index */
1576 #define idx index[i_index - 1]
1577             if( i_index > 0 && idx.i_time == -1 )
1578             {
1579                 idx.i_time        = (*pp_block)->GlobalTimecode() / (mtime_t)1000;
1580                 idx.b_key         = *pi_ref1 == -1 ? VLC_TRUE : VLC_FALSE;
1581             }
1582 #undef idx
1583             return VLC_SUCCESS;
1584         }
1585
1586         if( el == NULL )
1587         {
1588             if( ep->GetLevel() > 1 )
1589             {
1590                 ep->Up();
1591                 continue;
1592             }
1593             msg_Warn( &sys.demuxer, "EOF" );
1594             return VLC_EGENERIC;
1595         }
1596
1597         /* do parsing */
1598         if( i_level == 1 )
1599         {
1600             if( MKV_IS_ID( el, KaxCluster ) )
1601             {
1602                 cluster = (KaxCluster*)el;
1603
1604                 /* add it to the index */
1605                 if( i_index == 0 ||
1606                     ( i_index > 0 && index[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1607                 {
1608                     IndexAppendCluster( cluster );
1609                 }
1610
1611                 // reset silent tracks
1612                 for (size_t i=0; i<tracks.size(); i++)
1613                 {
1614                     tracks[i]->b_silent = VLC_FALSE;
1615                 }
1616
1617                 ep->Down();
1618             }
1619             else if( MKV_IS_ID( el, KaxCues ) )
1620             {
1621                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1622                 return VLC_EGENERIC;
1623             }
1624             else
1625             {
1626                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1627             }
1628         }
1629         else if( i_level == 2 )
1630         {
1631             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1632             {
1633                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1634
1635                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1636                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1637             }
1638             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1639             {
1640                 ep->Down();
1641             }
1642             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1643             {
1644                 ep->Down();
1645             }
1646         }
1647         else if( i_level == 3 )
1648         {
1649             if( MKV_IS_ID( el, KaxBlock ) )
1650             {
1651                 *pp_block = (KaxBlock*)el;
1652
1653                 (*pp_block)->ReadData( es.I_O() );
1654                 (*pp_block)->SetParent( *cluster );
1655
1656                 ep->Keep();
1657             }
1658             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1659             {
1660                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1661
1662                 dur.ReadData( es.I_O() );
1663                 *pi_duration = uint64( dur );
1664             }
1665             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1666             {
1667                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1668
1669                 ref.ReadData( es.I_O() );
1670                 if( *pi_ref1 == -1 )
1671                 {
1672                     *pi_ref1 = int64( ref );
1673                 }
1674                 else
1675                 {
1676                     *pi_ref2 = int64( ref );
1677                 }
1678             }
1679             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1680             {
1681                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1682                 track_num.ReadData( es.I_O() );
1683                 // find the track
1684                 for (size_t i=0; i<tracks.size(); i++)
1685                 {
1686                     if ( tracks[i]->i_number == uint32(track_num))
1687                     {
1688                         tracks[i]->b_silent = VLC_TRUE;
1689                         break;
1690                     }
1691                 }
1692             }
1693         }
1694         else
1695         {
1696             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1697             return VLC_EGENERIC;
1698         }
1699     }
1700 }
1701
1702 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1703 {
1704     block_t *p_block;
1705     if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1706     memcpy( p_block->p_buffer, p_mem, i_mem );
1707     //p_block->i_rate = p_input->stream.control.i_rate;
1708     return p_block;
1709 }
1710
1711 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1712                          mtime_t i_duration )
1713 {
1714     demux_sys_t        *p_sys = p_demux->p_sys;
1715     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1716
1717     size_t          i_track;
1718     unsigned int    i;
1719     vlc_bool_t      b;
1720
1721 #define tk  p_segment->tracks[i_track]
1722     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1723     {
1724         if( tk->i_number == block->TrackNum() )
1725         {
1726             break;
1727         }
1728     }
1729
1730     if( i_track >= p_segment->tracks.size() )
1731     {
1732         msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1733         return;
1734     }
1735     if( tk->p_es == NULL )
1736     {
1737         msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1738         return;
1739     }
1740     if( i_pts < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1741     {
1742         return; /* discard audio packets that shouldn't be rendered */
1743     }
1744
1745     if ( tk->fmt.i_cat != SPU_ES || strcmp( tk->psz_codec, "B_VOBBTN" ) )
1746     {
1747         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1748
1749         if( !b )
1750         {
1751             tk->b_inited = VLC_FALSE;
1752             return;
1753         }
1754     }
1755
1756
1757     /* First send init data */
1758     if( !tk->b_inited && tk->i_data_init > 0 )
1759     {
1760         block_t *p_init;
1761
1762         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1763         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init );
1764         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1765     }
1766     tk->b_inited = VLC_TRUE;
1767
1768
1769     for( i = 0; i < block->NumberFrames(); i++ )
1770     {
1771         block_t *p_block;
1772         DataBuffer &data = block->GetBuffer(i);
1773
1774         p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1775
1776         if( p_block == NULL )
1777         {
1778             break;
1779         }
1780
1781 #if defined(HAVE_ZLIB_H)
1782         if( tk->i_compression_type )
1783         {
1784             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1785         }
1786 #endif
1787
1788         // TODO implement correct timestamping when B frames are used
1789         if( tk->fmt.i_cat != VIDEO_ES )
1790         {
1791             p_block->i_dts = p_block->i_pts = i_pts;
1792         }
1793         else
1794         {
1795             p_block->i_dts = i_pts;
1796             p_block->i_pts = 0;
1797         }
1798
1799         if ( tk->fmt.i_cat == SPU_ES )
1800         {
1801             if ( !strcmp( tk->psz_codec, "B_VOBBTN" ) )
1802             {
1803                 // TODO handle the start/stop times of this packet
1804                 if ( p_sys->b_ui_hooked )
1805                 {
1806                     vlc_mutex_lock( &p_sys->p_ev->lock );
1807                     memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1808                     p_sys->SwapButtons();
1809                     vlc_mutex_unlock( &p_sys->p_ev->lock );
1810                 }
1811                 return;
1812             }
1813
1814             else if ( strcmp( tk->psz_codec, "S_VOBSUB" ) )
1815             {
1816                 p_block->i_length = i_duration * 1000;
1817             }
1818         }
1819
1820         es_out_Send( p_demux->out, tk->p_es, p_block );
1821
1822         /* use time stamp only for first block */
1823         i_pts = 0;
1824     }
1825
1826 #undef tk
1827 }
1828
1829 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( EbmlStream *p_estream )
1830 {
1831     int i_upper_lvl = 0;
1832     size_t i;
1833     EbmlElement *p_l0, *p_l1, *p_l2;
1834     bool b_keep_stream = false, b_keep_segment;
1835
1836     // verify the EBML Header
1837     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
1838     if (p_l0 == NULL)
1839     {
1840         return NULL;
1841     }
1842     p_l0->SkipData(*p_estream, EbmlHead_Context);
1843     delete p_l0;
1844
1845     // find all segments in this file
1846     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1847     if (p_l0 == NULL)
1848     {
1849         return NULL;
1850     }
1851
1852     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
1853
1854     while (p_l0 != 0)
1855     {
1856         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
1857         {
1858             EbmlParser  *ep;
1859             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
1860             b_keep_segment = false;
1861
1862             ep = new EbmlParser(p_estream, p_l0, &demuxer );
1863             p_segment1->ep = ep;
1864             p_segment1->segment = (KaxSegment*)p_l0;
1865
1866             while ((p_l1 = ep->Get()))
1867             {
1868                 if (MKV_IS_ID(p_l1, KaxInfo))
1869                 {
1870                     // find the families of this segment
1871                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
1872
1873                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
1874                     for( i = 0; i < p_info->ListSize(); i++ )
1875                     {
1876                         EbmlElement *l = (*p_info)[i];
1877
1878                         if( MKV_IS_ID( l, KaxSegmentUID ) )
1879                         {
1880                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
1881                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
1882                             if ( !b_keep_segment )
1883                                 break; // this segment is already known
1884                             opened_segments.push_back( p_segment1 );
1885                             p_segment1->segment_uid = *( new KaxSegmentUID(*p_uid) );
1886                         }
1887                         else if( MKV_IS_ID( l, KaxPrevUID ) )
1888                         {
1889                             p_segment1->prev_segment_uid = *( new KaxPrevUID( *static_cast<KaxPrevUID*>(l) ) );
1890                         }
1891                         else if( MKV_IS_ID( l, KaxNextUID ) )
1892                         {
1893                             p_segment1->next_segment_uid = *( new KaxNextUID( *static_cast<KaxNextUID*>(l) ) );
1894                         }
1895                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
1896                         {
1897                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
1898                             p_segment1->families.push_back( *p_fam );
1899                         }
1900                     }
1901                     break;
1902                 }
1903             }
1904             if ( b_keep_segment )
1905             {
1906                 b_keep_stream = true;
1907                 p_stream1->segments.push_back( p_segment1 );
1908             }
1909             else
1910                 delete p_segment1;
1911         }
1912
1913         p_l0->SkipData(*p_estream, EbmlHead_Context);
1914         p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1915     }
1916
1917     if ( !b_keep_stream )
1918     {
1919         delete p_stream1;
1920         p_stream1 = NULL;
1921     }
1922
1923     return p_stream1;
1924 }
1925
1926 bool matroska_segment_c::Select( mtime_t i_start_time )
1927 {
1928     size_t i_track;
1929
1930     /* add all es */
1931     msg_Dbg( &sys.demuxer, "found %d es", tracks.size() );
1932     sys.StopUiThread();
1933     for( i_track = 0; i_track < tracks.size(); i_track++ )
1934     {
1935         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
1936         {
1937             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", i_track, tracks[i_track]->i_number );
1938             tracks[i_track]->p_es = NULL;
1939             continue;
1940         }
1941
1942         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
1943         {
1944             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
1945             {
1946                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
1947                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1948             }
1949             else
1950             {
1951                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
1952
1953                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
1954                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
1955                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
1956
1957                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
1958                 if( tracks[i_track]->fmt.i_extra > 0 )
1959                 {
1960                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
1961                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
1962                 }
1963             }
1964         }
1965         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
1966                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
1967         {
1968             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
1969         }
1970         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
1971         {
1972             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
1973             {
1974                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
1975             }
1976             else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
1977             {
1978                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
1979                 tracks[i_track]->fmt.b_packetized = VLC_FALSE;
1980                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
1981                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
1982                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
1983             }
1984             else
1985             {
1986                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
1987             }
1988         }
1989         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
1990         {
1991             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
1992 #ifdef VSLHC
1993             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
1994                                                        tracks[i_track]->p_extra_data,
1995                                                        tracks[i_track]->i_extra_data );
1996 #else
1997             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
1998                                                        tracks[i_track]->p_extra_data,
1999                                                        tracks[i_track]->i_extra_data,
2000                                                        VLC_FALSE );
2001 #endif
2002             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2003             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2004             tracks[i_track]->fmt.i_codec = p_box->i_type;
2005             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2006             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2007             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2008             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2009             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2010             MP4_FreeBox_sample_vide( p_box );
2011 #ifdef VSLHC
2012             stream_MemoryDelete( p_mp4_stream, VLC_TRUE );
2013 #else
2014             stream_Delete( p_mp4_stream );
2015 #endif
2016         }
2017         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2018         {
2019             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2020             {
2021                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2022                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2023             }
2024             else
2025             {
2026                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2027
2028                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2029
2030                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2031                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2032                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2033                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2034                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2035
2036                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2037                 if( tracks[i_track]->fmt.i_extra > 0 )
2038                 {
2039                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2040                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2041                 }
2042             }
2043         }
2044         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2045                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2046                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2047         {
2048             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2049         }
2050         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2051         {
2052             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2053         }
2054         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2055         {
2056             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2057         }
2058         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2059         {
2060             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2061             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2062             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2063             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2064         }
2065         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2066         {
2067             int i, i_offset = 1, i_size[3], i_extra;
2068             uint8_t *p_extra;
2069
2070             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2071
2072             /* Split the 3 headers */
2073             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2074                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2075
2076             for( i = 0; i < 2; i++ )
2077             {
2078                 i_size[i] = 0;
2079                 while( i_offset < tracks[i_track]->i_extra_data )
2080                 {
2081                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2082                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2083                 }
2084             }
2085
2086             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2087             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2088             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2089
2090             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2091             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2092             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2093             for( i = 0; i < 3; i++ )
2094             {
2095                 *(p_extra++) = i_size[i] >> 8;
2096                 *(p_extra++) = i_size[i] & 0xFF;
2097                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2098                         i_size[i] );
2099                 p_extra += i_size[i];
2100                 i_extra += i_size[i];
2101             }
2102         }
2103         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2104                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2105         {
2106             int i_profile, i_srate;
2107             static unsigned int i_sample_rates[] =
2108             {
2109                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2110                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2111             };
2112
2113             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2114             /* create data for faad (MP4DecSpecificDescrTag)*/
2115
2116             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2117             {
2118                 i_profile = 0;
2119             }
2120             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2121             {
2122                 i_profile = 1;
2123             }
2124             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2125             {
2126                 i_profile = 2;
2127             }
2128             else
2129             {
2130                 i_profile = 3;
2131             }
2132
2133             for( i_srate = 0; i_srate < 13; i_srate++ )
2134             {
2135                 if( i_sample_rates[i_srate] == tracks[i_track]->fmt.audio.i_rate )
2136                 {
2137                     break;
2138                 }
2139             }
2140             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2141
2142             tracks[i_track]->fmt.i_extra = 2;
2143             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2144             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2145             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2146         }
2147         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2148                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2149                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2150         {
2151             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2152             {
2153                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2154             }
2155             else
2156             {
2157                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2158             }
2159             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2160         }
2161         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2162         {
2163             /* FIXME: support this codec */
2164             msg_Err( &sys.demuxer, "TTA not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2165             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2166         }
2167         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2168         {
2169             /* FIXME: support this codec */
2170             msg_Err( &sys.demuxer, "Wavpack not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2171             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2172         }
2173         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2174         {
2175             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2176             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2177         }
2178         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2179                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2180                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2181                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2182         {
2183             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2184             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2185         }
2186         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2187         {
2188             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2189             if( tracks[i_track]->i_extra_data )
2190             {
2191                 char *p_start;
2192                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2193                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2194                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2195
2196                 p_start = strstr( p_buf, "size:" );
2197                 if( sscanf( p_start, "size: %dx%d",
2198                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2199                 {
2200                     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 );
2201                 }
2202                 else
2203                 {
2204                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2205                 }
2206                 free( p_buf );
2207             }
2208         }
2209         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2210         {
2211             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2212             sys.StartUiThread();
2213         }
2214         else
2215         {
2216             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2217             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2218         }
2219         if( tracks[i_track]->b_default )
2220         {
2221             tracks[i_track]->fmt.i_priority = 1000;
2222         }
2223
2224         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2225
2226         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2227     }
2228
2229     sys.i_start_pts = i_start_time;
2230     // reset the stream reading to the first cluster of the segment used
2231     es.I_O().setFilePointer( i_start_pos );
2232
2233     delete ep;
2234     ep = new EbmlParser( &es, segment, &sys.demuxer );
2235
2236     return true;
2237 }
2238
2239 void demux_sys_t::StartUiThread()
2240 {
2241     if ( !b_ui_hooked )
2242     {
2243         msg_Dbg( &demuxer, "Starting the UI Hook" );
2244         b_ui_hooked = true;
2245         /* FIXME hack hack hack hack FIXME */
2246         /* Get p_input and create variable */
2247         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2248         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2249         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2250         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2251         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2252         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2253         var_Create( p_input, "menu-contrast", VLC_VAR_ADDRESS );
2254         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2255         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2256
2257         /* Now create our event thread catcher */
2258         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2259         p_ev->p_demux = &demuxer;
2260         vlc_mutex_init( p_ev, &p_ev->lock );
2261         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2262                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2263     }
2264 }
2265
2266 void demux_sys_t::StopUiThread()
2267 {
2268     if ( b_ui_hooked )
2269     {
2270         p_ev->b_die = VLC_TRUE;
2271
2272         var_Destroy( p_input, "highlight-mutex" );
2273         var_Destroy( p_input, "highlight" );
2274         var_Destroy( p_input, "x-start" );
2275         var_Destroy( p_input, "x-end" );
2276         var_Destroy( p_input, "y-start" );
2277         var_Destroy( p_input, "y-end" );
2278         var_Destroy( p_input, "color" );
2279         var_Destroy( p_input, "menu-contrast" );
2280
2281         vlc_thread_join( p_ev );
2282         vlc_object_destroy( p_ev );
2283
2284         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2285     }
2286     b_ui_hooked = false;
2287 }
2288
2289 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2290                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2291 {
2292     event_thread_t *p_ev = (event_thread_t *) p_data;
2293     vlc_mutex_lock( &p_ev->lock );
2294     if( psz_var[6] == 'c' )
2295         p_ev->b_clicked = VLC_TRUE;
2296     else if( psz_var[6] == 'm' )
2297         p_ev->b_moved = VLC_TRUE;
2298     vlc_mutex_unlock( &p_ev->lock );
2299
2300     return VLC_SUCCESS;
2301 }
2302
2303 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2304                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2305 {
2306     event_thread_t *p_ev = (event_thread_t *) p_data;
2307     vlc_mutex_lock( &p_ev->lock );
2308     p_ev->b_key = VLC_TRUE;
2309     vlc_mutex_unlock( &p_ev->lock );
2310
2311     return VLC_SUCCESS;
2312 }
2313
2314 int demux_sys_t::EventThread( vlc_object_t *p_this )
2315 {
2316     event_thread_t *p_ev = (event_thread_t*)p_this;
2317     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2318     vlc_object_t   *p_vout = NULL;
2319
2320     p_ev->b_moved   = VLC_FALSE;
2321     p_ev->b_clicked = VLC_FALSE;
2322     p_ev->b_key     = VLC_FALSE;
2323
2324     /* catch all key event */
2325     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2326
2327     /* main loop */
2328     while( !p_ev->b_die )
2329     {
2330         vlc_bool_t b_activated = VLC_FALSE;
2331
2332         /* KEY part */
2333         if( p_ev->b_key )
2334         {
2335             vlc_value_t valk;
2336             struct vlc_t::hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
2337             int i, i_action = -1;
2338
2339             vlc_mutex_lock( &p_ev->lock );
2340
2341             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2342
2343             var_Get( p_ev->p_vlc, "key-pressed", &valk );
2344             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2345             {
2346                 if( p_hotkeys[i].i_key == valk.i_int )
2347                 {
2348                     i_action = p_hotkeys[i].i_action;
2349                 }
2350             }
2351
2352             switch( i_action )
2353             {
2354             case ACTIONID_NAV_LEFT:
2355 //                dvdnav_left_button_select( NULL, pci );
2356                 break;
2357             case ACTIONID_NAV_RIGHT:
2358 //                dvdnav_right_button_select( NULL, pci );
2359                 break;
2360             case ACTIONID_NAV_UP:
2361 //                dvdnav_upper_button_select( NULL, pci );
2362                 break;
2363             case ACTIONID_NAV_DOWN:
2364 //                dvdnav_lower_button_select( NULL, pci );
2365                 break;
2366             case ACTIONID_NAV_ACTIVATE:
2367                 b_activated = VLC_TRUE;
2368 //                dvdnav_button_activate( NULL, pci );
2369                 break;
2370             default:
2371                 break;
2372             }
2373             p_ev->b_key = VLC_FALSE;
2374             vlc_mutex_unlock( &p_ev->lock );
2375         }
2376
2377         /* VOUT part */
2378         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2379         {
2380             vlc_value_t valx, valy;
2381
2382             vlc_mutex_lock( &p_ev->lock );
2383             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2384             var_Get( p_vout, "mouse-x", &valx );
2385             var_Get( p_vout, "mouse-y", &valy );
2386
2387             if( p_ev->b_moved )
2388             {
2389 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2390                 p_ev->b_moved = 0;
2391             }
2392             if( p_ev->b_clicked )
2393             {
2394                 int32_t button;
2395                 int32_t best,dist,d;
2396                 int32_t mx,my,dx,dy;
2397
2398                 b_activated = VLC_TRUE;
2399                 // get current button
2400                 best = 0;
2401                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2402                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++) {
2403                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2404
2405                     if((valx.i_int >= button_ptr->x_start) && (valx.i_int <= button_ptr->x_end) &&
2406                        (valy.i_int >= button_ptr->y_start) && (valy.i_int <= button_ptr->y_end))
2407                     {
2408                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2409                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2410                         dx = mx - valx.i_int;
2411                         dy = my - valy.i_int;
2412                         d = (dx*dx) + (dy*dy);
2413                         /* If the mouse is within the button and the mouse is closer
2414                         * to the center of this button then it is the best choice. */
2415                         if(d < dist) {
2416                             dist = d;
2417                             best = button;
2418                         }
2419                     }
2420                 }
2421                 // select new button
2422                 if ( best != 0 && best != p_sys->i_curr_button )
2423                 {
2424                     vlc_value_t val;
2425
2426                     if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2427                     {
2428                         vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2429                         btni_t *button_ptr = &(pci->hli.btnit[best-1]);
2430                         uint32_t i_palette;
2431
2432                         if(button_ptr->btn_coln != 0) {
2433                             i_palette = pci->hli.btn_colit.btn_coli[button_ptr->btn_coln-1][1];
2434                         } else {
2435                             i_palette = 0;
2436                         }
2437                         p_sys->alpha[0] = i_palette      & 0x0f;
2438                         p_sys->alpha[1] = (i_palette>>4) & 0x0f;
2439                         p_sys->alpha[2] = (i_palette>>8) & 0x0f;
2440                         p_sys->alpha[3] = (i_palette>>12)& 0x0f;
2441
2442                         vlc_mutex_lock( p_mutex );
2443                         val.i_int = button_ptr->x_start; var_Set( p_sys->p_input, "x-start", val );
2444                         val.i_int = button_ptr->x_end;   var_Set( p_sys->p_input, "x-end",   val );
2445                         val.i_int = button_ptr->y_start; var_Set( p_sys->p_input, "y-start", val );
2446                         val.i_int = button_ptr->y_end;   var_Set( p_sys->p_input, "y-end",   val );
2447
2448                         val.p_address = (void *)p_sys->alpha;
2449                         var_Set( p_sys->p_input, "menu-contrast", val );
2450
2451                         val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2452                         vlc_mutex_unlock( p_mutex );
2453
2454                         p_sys->i_curr_button = best;
2455                         msg_Dbg( &p_sys->demuxer, "Selected button %d", best );
2456                     }
2457                 }
2458             }
2459
2460             p_ev->b_moved = VLC_FALSE;
2461             p_ev->b_clicked = VLC_FALSE;
2462             vlc_mutex_unlock( &p_ev->lock );
2463         }
2464
2465         if( p_vout && p_vout->b_die )
2466         {
2467             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2468             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2469             vlc_object_release( p_vout );
2470             p_vout = NULL;
2471         }
2472
2473         if( p_vout == NULL )
2474         {
2475             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2476                                       FIND_CHILD );
2477             if( p_vout)
2478             {
2479                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2480                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2481             }
2482         }
2483
2484         /* Wait a bit */
2485         msleep( 10000 );
2486     }
2487
2488     /* Release callback */
2489     if( p_vout )
2490     {
2491         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2492         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2493         vlc_object_release( p_vout );
2494     }
2495     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2496
2497     vlc_mutex_destroy( &p_ev->lock );
2498
2499     return VLC_SUCCESS;
2500 }
2501
2502 void matroska_segment_c::UnSelect( )
2503 {
2504     size_t i_track;
2505
2506     sys.StopUiThread();
2507
2508     for( i_track = 0; i_track < tracks.size(); i_track++ )
2509     {
2510         if ( tracks[i_track]->p_es != NULL )
2511         {
2512             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2513             tracks[i_track]->p_es = NULL;
2514         }
2515     }
2516     delete ep;
2517     ep = NULL;
2518 }
2519
2520 void virtual_segment_c::PrepareChapters( )
2521 {
2522     if ( linked_segments.size() == 0 )
2523         return;
2524
2525     // !!! should be called only once !!!
2526     matroska_segment_c *p_segment;
2527     size_t i, j;
2528
2529     // copy editions from the first segment
2530     p_segment = linked_segments[0];
2531     p_editions = &p_segment->stored_editions;
2532
2533     for ( i=1 ; i<linked_segments.size(); i++ )
2534     {
2535         p_segment = linked_segments[i];
2536         // FIXME assume we have the same editions in all segments
2537         for (j=0; j<p_segment->stored_editions.size(); j++)
2538             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2539     }
2540 }
2541
2542 std::string chapter_edition_c::GetMainName() const
2543 {
2544     if ( sub_chapters.size() )
2545     {
2546         return sub_chapters[0]->GetCodecName( true );
2547     }
2548     return "";
2549 }
2550
2551 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
2552 {
2553     // add support for meta-elements from codec like DVD Titles
2554     if ( !b_display_seekpoint || psz_name == "" )
2555     {
2556         psz_name = GetCodecName();
2557         if ( psz_name != "" )
2558             b_display_seekpoint = true;
2559     }
2560
2561     if (b_display_seekpoint)
2562     {
2563         seekpoint_t *sk = vlc_seekpoint_New();
2564
2565         sk->i_level = i_level;
2566         sk->i_time_offset = i_start_time;
2567         sk->psz_name = strdup( psz_name.c_str() );
2568
2569         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
2570         title.i_seekpoint++;
2571         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
2572         title.seekpoint[title.i_seekpoint-1] = sk;
2573
2574         if ( b_user_display )
2575             i_user_chapters++;
2576     }
2577
2578     for ( size_t i=0; i<sub_chapters.size() ; i++)
2579     {
2580         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
2581     }
2582
2583     i_seekpoint_num = i_user_chapters;
2584
2585     return i_user_chapters;
2586 }
2587
2588 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
2589 {
2590     demux_sys_t & sys = *demux.p_sys;
2591     chapter_item_c *psz_curr_chapter;
2592
2593     /* update current chapter/seekpoint */
2594     if ( p_editions->size() )
2595     {
2596         /* 1st, we need to know in which chapter we are */
2597         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts );
2598
2599         /* we have moved to a new chapter */
2600         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
2601         {
2602             if ( (*p_editions)[i_current_edition]->b_ordered )
2603             {
2604                 // Leave/Enter up to the link point
2605                 if ( !psz_curr_chapter->EnterAndLeave( psz_current_chapter ) )
2606                 {
2607                     // only seek if necessary
2608                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
2609                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
2610                     psz_current_chapter = psz_curr_chapter;
2611                 }
2612             }
2613             else if ( psz_curr_chapter->i_seekpoint_num > 0 )
2614             {
2615                 demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
2616                 demux.info.i_title = sys.i_current_title = i_sys_title;
2617                 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
2618                 psz_current_chapter = psz_curr_chapter;
2619             }
2620             else
2621             {
2622                 psz_current_chapter = psz_curr_chapter;
2623             }
2624
2625             return true;
2626         }
2627     }
2628     return false;
2629 }
2630
2631 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
2632                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2633                                     const void *p_cookie,
2634                                     size_t i_cookie_size )
2635 {
2636     // FIXME don't assume it is the first edition
2637     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2638     if ( index != p_editions->end() )
2639     {
2640         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2641         if ( p_result != NULL )
2642             return p_result;
2643     }
2644     return NULL;
2645 }
2646
2647 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
2648 {
2649     // FIXME don't assume it is the first edition
2650     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2651     if ( index != p_editions->end() )
2652     {
2653         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
2654         if ( p_result != NULL )
2655             return p_result;
2656     }
2657     return NULL;
2658 }
2659
2660 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
2661                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2662                                     const void *p_cookie,
2663                                     size_t i_cookie_size )
2664 {
2665     // this chapter
2666     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2667     while ( index != codecs.end() )
2668     {
2669         if ( match( **index ,p_cookie, i_cookie_size ) )
2670             return this;
2671         index++;
2672     }
2673
2674     // sub-chapters
2675     chapter_item_c *p_result = NULL;
2676     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
2677     while ( index2 != sub_chapters.end() )
2678     {
2679         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2680         if ( p_result != NULL )
2681             return p_result;
2682         index2++;
2683     }
2684
2685     return p_result;
2686 }
2687
2688 void chapter_item_c::Append( const chapter_item_c & chapter )
2689 {
2690     // we are appending content for the same chapter UID
2691     size_t i;
2692     chapter_item_c *p_chapter;
2693
2694     for ( i=0; i<chapter.sub_chapters.size(); i++ )
2695     {
2696         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
2697         if ( p_chapter != NULL )
2698         {
2699             p_chapter->Append( *chapter.sub_chapters[i] );
2700         }
2701         else
2702         {
2703             sub_chapters.push_back( chapter.sub_chapters[i] );
2704         }
2705     }
2706
2707     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
2708     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
2709 }
2710
2711 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
2712 {
2713     size_t i;
2714     chapter_item_c *p_result = NULL;
2715
2716     if ( i_uid == i_find_uid )
2717         return this;
2718
2719     for ( i=0; i<sub_chapters.size(); i++)
2720     {
2721         p_result = sub_chapters[i]->FindChapter( i_find_uid );
2722         if ( p_result != NULL )
2723             break;
2724     }
2725     return p_result;
2726 }
2727
2728 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
2729 {
2730     std::string result;
2731
2732     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2733     while ( index != codecs.end() )
2734     {
2735         result = (*index)->GetCodecName( f_for_title );
2736         if ( result != "" )
2737             break;
2738         index++;
2739     }
2740
2741     return result;
2742 }
2743
2744 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
2745 {
2746     std::string result;
2747     if ( m_private_data.GetSize() >= 3)
2748     {
2749         const binary* p_data = m_private_data.GetBuffer();
2750 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
2751         {
2752             uint16_t i_title = (p_data[1] << 8) + p_data[2];
2753             char psz_str[11];
2754             sprintf( psz_str, " %d  ---", i_title );
2755             result = N_("---  DVD Title");
2756             result += psz_str;
2757         }
2758         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
2759         {
2760             char psz_str[11];
2761             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
2762             result = N_("---  DVD Menu");
2763             result += psz_str;
2764         }
2765         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
2766         {
2767             if ( p_data[1] == 0x00 )
2768                 result = N_("First Played");
2769             else if ( p_data[1] == 0xC0 )
2770                 result = N_("Video Manager");
2771             else if ( p_data[1] == 0x80 )
2772             {
2773                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
2774                 char psz_str[20];
2775                 sprintf( psz_str, " %d -----", i_title );
2776                 result = N_("----- Title");
2777                 result += psz_str;
2778             }
2779         }
2780     }
2781
2782     return result;
2783 }
2784
2785 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
2786 {
2787     demux_sys_t        *p_sys = p_demux->p_sys;
2788     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
2789     matroska_segment_c *p_segment = p_vsegment->Segment();
2790     mtime_t            i_time_offset = 0;
2791
2792     int         i_index;
2793
2794     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
2795     if( i_date < 0 && f_percent < 0 )
2796     {
2797         msg_Warn( p_demux, "cannot seek nowhere !" );
2798         return;
2799     }
2800     if( f_percent > 1.0 )
2801     {
2802         msg_Warn( p_demux, "cannot seek so far !" );
2803         return;
2804     }
2805
2806     /* seek without index or without date */
2807     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
2808     {
2809         if (p_sys->f_duration >= 0)
2810         {
2811             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
2812         }
2813         else
2814         {
2815             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
2816
2817             msg_Dbg( p_demux, "inacurate way of seeking" );
2818             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
2819             {
2820                 if( p_segment->index[i_index].i_position >= i_pos)
2821                 {
2822                     break;
2823                 }
2824             }
2825             if( i_index == p_segment->i_index )
2826             {
2827                 i_index--;
2828             }
2829
2830             i_date = p_segment->index[i_index].i_time;
2831
2832 #if 0
2833             if( p_segment->index[i_index].i_position < i_pos )
2834             {
2835                 EbmlElement *el;
2836
2837                 msg_Warn( p_demux, "searching for cluster, could take some time" );
2838
2839                 /* search a cluster */
2840                 while( ( el = p_sys->ep->Get() ) != NULL )
2841                 {
2842                     if( MKV_IS_ID( el, KaxCluster ) )
2843                     {
2844                         KaxCluster *cluster = (KaxCluster*)el;
2845
2846                         /* add it to the index */
2847                         p_segment->IndexAppendCluster( cluster );
2848
2849                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
2850                         {
2851                             p_sys->cluster = cluster;
2852                             p_sys->ep->Down();
2853                             break;
2854                         }
2855                     }
2856                 }
2857             }
2858 #endif
2859         }
2860     }
2861
2862     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
2863 }
2864
2865 /*****************************************************************************
2866  * Demux: reads and demuxes data packets
2867  *****************************************************************************
2868  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
2869  *****************************************************************************/
2870 static int Demux( demux_t *p_demux)
2871 {
2872     demux_sys_t        *p_sys = p_demux->p_sys;
2873     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
2874     matroska_segment_c *p_segmet = p_vsegment->Segment();
2875     if ( p_segmet == NULL ) return 0;
2876     int                i_block_count = 0;
2877
2878     KaxBlock *block;
2879     int64_t i_block_duration;
2880     int64_t i_block_ref1;
2881     int64_t i_block_ref2;
2882
2883     for( ;; )
2884     {
2885         if ( p_sys->demuxer.b_die )
2886             return 0;
2887
2888         if( p_sys->i_pts >= p_sys->i_start_pts  )
2889             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
2890                 return 1;
2891
2892         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
2893         {
2894             /* nothing left to read in this ordered edition */
2895             if ( !p_vsegment->SelectNext() )
2896                 return 0;
2897             p_segmet->UnSelect( );
2898
2899             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
2900
2901             /* switch to the next segment */
2902             p_segmet = p_vsegment->Segment();
2903             if ( !p_segmet->Select( 0 ) )
2904             {
2905                 msg_Err( p_demux, "Failed to select new segment" );
2906                 return 0;
2907             }
2908             continue;
2909         }
2910
2911
2912         if( p_segmet->BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
2913         {
2914             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
2915             {
2916                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
2917                 // check if there are more chapters to read
2918                 if ( p_chap != NULL )
2919                 {
2920                     /* TODO handle successive chapters with the same user_start_time/user_end_time
2921                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
2922                         p_vsegment->SelectNext();
2923                     */
2924                     p_sys->i_pts = p_chap->i_user_end_time;
2925                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
2926
2927                     return 1;
2928                 }
2929
2930                 return 0;
2931             }
2932             msg_Warn( p_demux, "cannot get block EOF?" );
2933             p_segmet->UnSelect( );
2934
2935             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
2936
2937             /* switch to the next segment */
2938             if ( !p_vsegment->SelectNext() )
2939                 // no more segments in this stream
2940                 return 0;
2941             p_segmet = p_vsegment->Segment();
2942             if ( !p_segmet->Select( 0 ) )
2943             {
2944                 msg_Err( p_demux, "Failed to select new segment" );
2945                 return 0;
2946             }
2947
2948             continue;
2949         }
2950
2951         p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
2952
2953         if( p_sys->i_pts >= p_sys->i_start_pts  )
2954         {
2955             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
2956         }
2957
2958         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration );
2959
2960         delete block;
2961         i_block_count++;
2962
2963         // TODO optimize when there is need to leave or when seeking has been called
2964         if( i_block_count > 5 )
2965         {
2966             return 1;
2967         }
2968     }
2969 }
2970
2971
2972
2973 /*****************************************************************************
2974  * Stream managment
2975  *****************************************************************************/
2976 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_ )
2977 {
2978     s = s_;
2979     mb_eof = VLC_FALSE;
2980 }
2981
2982 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
2983 {
2984     if( i_size <= 0 || mb_eof )
2985     {
2986         return 0;
2987     }
2988
2989     return stream_Read( s, p_buffer, i_size );
2990 }
2991 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
2992 {
2993     int64_t i_pos;
2994
2995     switch( mode )
2996     {
2997         case seek_beginning:
2998             i_pos = i_offset;
2999             break;
3000         case seek_end:
3001             i_pos = stream_Size( s ) - i_offset;
3002             break;
3003         default:
3004             i_pos= stream_Tell( s ) + i_offset;
3005             break;
3006     }
3007
3008     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3009     {
3010         mb_eof = VLC_TRUE;
3011         return;
3012     }
3013
3014     mb_eof = VLC_FALSE;
3015     if( stream_Seek( s, i_pos ) )
3016     {
3017         mb_eof = VLC_TRUE;
3018     }
3019     return;
3020 }
3021 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3022 {
3023     return 0;
3024 }
3025 uint64 vlc_stream_io_callback::getFilePointer( void )
3026 {
3027     return stream_Tell( s );
3028 }
3029 void vlc_stream_io_callback::close( void )
3030 {
3031     return;
3032 }
3033
3034
3035 /*****************************************************************************
3036  * Ebml Stream parser
3037  *****************************************************************************/
3038 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3039 {
3040     int i;
3041
3042     m_es = es;
3043     m_got = NULL;
3044     m_el[0] = el_start;
3045     mi_remain_size[0] = el_start->GetSize();
3046
3047     for( i = 1; i < 6; i++ )
3048     {
3049         m_el[i] = NULL;
3050     }
3051     mi_level = 1;
3052     mi_user_level = 1;
3053     mb_keep = VLC_FALSE;
3054     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3055 }
3056
3057 EbmlParser::~EbmlParser( void )
3058 {
3059     int i;
3060
3061     for( i = 1; i < mi_level; i++ )
3062     {
3063         if( !mb_keep )
3064         {
3065             delete m_el[i];
3066         }
3067         mb_keep = VLC_FALSE;
3068     }
3069 }
3070
3071 void EbmlParser::Up( void )
3072 {
3073     if( mi_user_level == mi_level )
3074     {
3075         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3076     }
3077
3078     mi_user_level--;
3079 }
3080
3081 void EbmlParser::Down( void )
3082 {
3083     mi_user_level++;
3084     mi_level++;
3085 }
3086
3087 void EbmlParser::Keep( void )
3088 {
3089     mb_keep = VLC_TRUE;
3090 }
3091
3092 int EbmlParser::GetLevel( void )
3093 {
3094     return mi_user_level;
3095 }
3096
3097 void EbmlParser::Reset( demux_t *p_demux )
3098 {
3099     while ( mi_level > 0)
3100     {
3101         delete m_el[mi_level];
3102         m_el[mi_level] = NULL;
3103         mi_level--;
3104     }
3105     mi_user_level = mi_level = 1;
3106 #if LIBEBML_VERSION >= 0x000704
3107     // a little faster and cleaner
3108     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3109 #else
3110     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3111 #endif
3112     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3113 }
3114
3115 EbmlElement *EbmlParser::Get( void )
3116 {
3117     int i_ulev = 0;
3118
3119     if( mi_user_level != mi_level )
3120     {
3121         return NULL;
3122     }
3123     if( m_got )
3124     {
3125         EbmlElement *ret = m_got;
3126         m_got = NULL;
3127
3128         return ret;
3129     }
3130
3131     if( m_el[mi_level] )
3132     {
3133         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3134         if( !mb_keep )
3135         {
3136             delete m_el[mi_level];
3137         }
3138         mb_keep = VLC_FALSE;
3139     }
3140
3141     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy, 1 );
3142 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3143     if( i_ulev > 0 )
3144     {
3145         while( i_ulev > 0 )
3146         {
3147             if( mi_level == 1 )
3148             {
3149                 mi_level = 0;
3150                 return NULL;
3151             }
3152
3153             delete m_el[mi_level - 1];
3154             m_got = m_el[mi_level -1] = m_el[mi_level];
3155             m_el[mi_level] = NULL;
3156
3157             mi_level--;
3158             i_ulev--;
3159         }
3160         return NULL;
3161     }
3162     else if( m_el[mi_level] == NULL )
3163     {
3164         fprintf( stderr," m_el[mi_level] == NULL\n" );
3165     }
3166
3167     return m_el[mi_level];
3168 }
3169
3170
3171 /*****************************************************************************
3172  * Tools
3173  *  * LoadCues : load the cues element and update index
3174  *
3175  *  * LoadTags : load ... the tags element
3176  *
3177  *  * InformationCreate : create all information, load tags if present
3178  *
3179  *****************************************************************************/
3180 void matroska_segment_c::LoadCues( )
3181 {
3182     int64_t     i_sav_position = es.I_O().getFilePointer();
3183     EbmlParser  *ep;
3184     EbmlElement *el, *cues;
3185
3186     /* *** Load the cue if found *** */
3187     if( i_cues_position < 0 )
3188     {
3189         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3190
3191 //        IndexAppendCluster( cluster );
3192     }
3193
3194     vlc_bool_t b_seekable;
3195
3196     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3197     if( !b_seekable )
3198         return;
3199
3200     msg_Dbg( &sys.demuxer, "loading cues" );
3201     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3202     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3203
3204     if( cues == NULL )
3205     {
3206         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3207         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3208         return;
3209     }
3210
3211     ep = new EbmlParser( &es, cues, &sys.demuxer );
3212     while( ( el = ep->Get() ) != NULL )
3213     {
3214         if( MKV_IS_ID( el, KaxCuePoint ) )
3215         {
3216 #define idx index[i_index]
3217
3218             idx.i_track       = -1;
3219             idx.i_block_number= -1;
3220             idx.i_position    = -1;
3221             idx.i_time        = 0;
3222             idx.b_key         = VLC_TRUE;
3223
3224             ep->Down();
3225             while( ( el = ep->Get() ) != NULL )
3226             {
3227                 if( MKV_IS_ID( el, KaxCueTime ) )
3228                 {
3229                     KaxCueTime &ctime = *(KaxCueTime*)el;
3230
3231                     ctime.ReadData( es.I_O() );
3232
3233                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3234                 }
3235                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3236                 {
3237                     ep->Down();
3238                     while( ( el = ep->Get() ) != NULL )
3239                     {
3240                         if( MKV_IS_ID( el, KaxCueTrack ) )
3241                         {
3242                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3243
3244                             ctrack.ReadData( es.I_O() );
3245                             idx.i_track = uint16( ctrack );
3246                         }
3247                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3248                         {
3249                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3250
3251                             ccpos.ReadData( es.I_O() );
3252                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3253                         }
3254                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3255                         {
3256                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3257
3258                             cbnum.ReadData( es.I_O() );
3259                             idx.i_block_number = uint32( cbnum );
3260                         }
3261                         else
3262                         {
3263                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3264                         }
3265                     }
3266                     ep->Up();
3267                 }
3268                 else
3269                 {
3270                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3271                 }
3272             }
3273             ep->Up();
3274
3275 #if 0
3276             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3277                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3278                      idx.i_track, idx.i_block_number );
3279 #endif
3280
3281             i_index++;
3282             if( i_index >= i_index_max )
3283             {
3284                 i_index_max += 1024;
3285                 index = (mkv_index_t*)realloc( index, sizeof( mkv_index_t ) * i_index_max );
3286             }
3287 #undef idx
3288         }
3289         else
3290         {
3291             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3292         }
3293     }
3294     delete ep;
3295     delete cues;
3296
3297     b_cues = VLC_TRUE;
3298
3299     msg_Dbg( &sys.demuxer, "loading cues done." );
3300     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3301 }
3302
3303 void matroska_segment_c::LoadTags( )
3304 {
3305     int64_t     i_sav_position = es.I_O().getFilePointer();
3306     EbmlParser  *ep;
3307     EbmlElement *el, *tags;
3308
3309     msg_Dbg( &sys.demuxer, "loading tags" );
3310     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3311     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3312
3313     if( tags == NULL )
3314     {
3315         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3316         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3317         return;
3318     }
3319
3320     msg_Dbg( &sys.demuxer, "Tags" );
3321     ep = new EbmlParser( &es, tags, &sys.demuxer );
3322     while( ( el = ep->Get() ) != NULL )
3323     {
3324         if( MKV_IS_ID( el, KaxTag ) )
3325         {
3326             msg_Dbg( &sys.demuxer, "+ Tag" );
3327             ep->Down();
3328             while( ( el = ep->Get() ) != NULL )
3329             {
3330                 if( MKV_IS_ID( el, KaxTagTargets ) )
3331                 {
3332                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3333                     ep->Down();
3334                     while( ( el = ep->Get() ) != NULL )
3335                     {
3336                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3337                     }
3338                     ep->Up();
3339                 }
3340                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3341                 {
3342                     msg_Dbg( &sys.demuxer, "|   + General" );
3343                     ep->Down();
3344                     while( ( el = ep->Get() ) != NULL )
3345                     {
3346                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3347                     }
3348                     ep->Up();
3349                 }
3350                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3351                 {
3352                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3353                     ep->Down();
3354                     while( ( el = ep->Get() ) != NULL )
3355                     {
3356                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3357                     }
3358                     ep->Up();
3359                 }
3360                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3361                 {
3362                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3363                     ep->Down();
3364                     while( ( el = ep->Get() ) != NULL )
3365                     {
3366                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3367                     }
3368                     ep->Up();
3369                 }
3370                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3371                 {
3372                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3373                     ep->Down();
3374                     while( ( el = ep->Get() ) != NULL )
3375                     {
3376                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3377                     }
3378                     ep->Up();
3379                 }
3380                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3381                 {
3382                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3383                 }
3384                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3385                 {
3386                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3387                 }
3388                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3389                 {
3390                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3391                 }
3392                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3393                 {
3394                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3395                 }
3396                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3397                 {
3398                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3399                 }
3400                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3401                 {
3402                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3403                 }
3404                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3405                 {
3406                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
3407                 }
3408                 else
3409                 {
3410                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
3411                 }
3412             }
3413             ep->Up();
3414         }
3415         else
3416         {
3417             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
3418         }
3419     }
3420     delete ep;
3421     delete tags;
3422
3423     msg_Dbg( &sys.demuxer, "loading tags done." );
3424     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3425 }
3426
3427 /*****************************************************************************
3428  * ParseSeekHead:
3429  *****************************************************************************/
3430 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
3431 {
3432     EbmlElement *el;
3433     size_t i, j;
3434     int i_upper_level = 0;
3435
3436     msg_Dbg( &sys.demuxer, "|   + Seek head" );
3437
3438     /* Master elements */
3439     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
3440
3441     for( i = 0; i < seekhead->ListSize(); i++ )
3442     {
3443         EbmlElement *l = (*seekhead)[i];
3444
3445         if( MKV_IS_ID( l, KaxSeek ) )
3446         {
3447             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
3448             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
3449             int64_t i_pos = -1;
3450
3451             for( j = 0; j < sk->ListSize(); j++ )
3452             {
3453                 EbmlElement *l = (*sk)[j];
3454
3455                 if( MKV_IS_ID( l, KaxSeekID ) )
3456                 {
3457                     KaxSeekID &sid = *(KaxSeekID*)l;
3458                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
3459                 }
3460                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
3461                 {
3462                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
3463                     i_pos = uint64( spos );
3464                 }
3465                 else
3466                 {
3467                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
3468                 }
3469             }
3470
3471             if( i_pos >= 0 )
3472             {
3473                 if( id == KaxCues::ClassInfos.GlobalId )
3474                 {
3475                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
3476                     i_cues_position = segment->GetGlobalPosition( i_pos );
3477                 }
3478                 else if( id == KaxChapters::ClassInfos.GlobalId )
3479                 {
3480                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
3481                     i_chapters_position = segment->GetGlobalPosition( i_pos );
3482                 }
3483                 else if( id == KaxTags::ClassInfos.GlobalId )
3484                 {
3485                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
3486                     i_tags_position = segment->GetGlobalPosition( i_pos );
3487                 }
3488             }
3489         }
3490         else
3491         {
3492             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3493         }
3494     }
3495 }
3496
3497 /*****************************************************************************
3498  * ParseTrackEntry:
3499  *****************************************************************************/
3500 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
3501 {
3502     size_t i, j, k, n;
3503
3504     mkv_track_t *tk;
3505
3506     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
3507
3508     tk = new mkv_track_t();
3509     tracks.push_back( tk );
3510
3511     /* Init the track */
3512     memset( tk, 0, sizeof( mkv_track_t ) );
3513
3514     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
3515     tk->fmt.psz_language = strdup("English");
3516     tk->fmt.psz_description = NULL;
3517
3518     tk->b_default = VLC_TRUE;
3519     tk->b_enabled = VLC_TRUE;
3520     tk->b_silent = VLC_FALSE;
3521     tk->i_number = tracks.size() - 1;
3522     tk->i_extra_data = 0;
3523     tk->p_extra_data = NULL;
3524     tk->psz_codec = NULL;
3525     tk->i_default_duration = 0;
3526     tk->f_timecodescale = 1.0;
3527
3528     tk->b_inited = VLC_FALSE;
3529     tk->i_data_init = 0;
3530     tk->p_data_init = NULL;
3531
3532     tk->psz_codec_name = NULL;
3533     tk->psz_codec_settings = NULL;
3534     tk->psz_codec_info_url = NULL;
3535     tk->psz_codec_download_url = NULL;
3536
3537     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
3538
3539     for( i = 0; i < m->ListSize(); i++ )
3540     {
3541         EbmlElement *l = (*m)[i];
3542
3543         if( MKV_IS_ID( l, KaxTrackNumber ) )
3544         {
3545             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
3546
3547             tk->i_number = uint32( tnum );
3548             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
3549         }
3550         else  if( MKV_IS_ID( l, KaxTrackUID ) )
3551         {
3552             KaxTrackUID &tuid = *(KaxTrackUID*)l;
3553
3554             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
3555         }
3556         else  if( MKV_IS_ID( l, KaxTrackType ) )
3557         {
3558             char *psz_type;
3559             KaxTrackType &ttype = *(KaxTrackType*)l;
3560
3561             switch( uint8(ttype) )
3562             {
3563                 case track_audio:
3564                     psz_type = "audio";
3565                     tk->fmt.i_cat = AUDIO_ES;
3566                     break;
3567                 case track_video:
3568                     psz_type = "video";
3569                     tk->fmt.i_cat = VIDEO_ES;
3570                     break;
3571                 case track_subtitle:
3572                     psz_type = "subtitle";
3573                     tk->fmt.i_cat = SPU_ES;
3574                     break;
3575                 case track_buttons:
3576                     psz_type = "buttons";
3577                     tk->fmt.i_cat = SPU_ES;
3578                     break;
3579                 default:
3580                     psz_type = "unknown";
3581                     tk->fmt.i_cat = UNKNOWN_ES;
3582                     break;
3583             }
3584
3585             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
3586         }
3587 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
3588 //        {
3589 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
3590
3591 //            tk->b_enabled = uint32( fenb );
3592 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
3593 //                     uint32( fenb )  );
3594 //        }
3595         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
3596         {
3597             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
3598
3599             tk->b_default = uint32( fdef );
3600             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
3601         }
3602         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
3603         {
3604             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
3605
3606             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
3607         }
3608         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
3609         {
3610             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
3611
3612             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
3613         }
3614         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
3615         {
3616             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
3617
3618             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
3619         }
3620         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
3621         {
3622             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
3623
3624             tk->i_default_duration = uint64(defd);
3625             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
3626         }
3627         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
3628         {
3629             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
3630
3631             tk->f_timecodescale = float( ttcs );
3632             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
3633         }
3634         else if( MKV_IS_ID( l, KaxTrackName ) )
3635         {
3636             KaxTrackName &tname = *(KaxTrackName*)l;
3637
3638             tk->fmt.psz_description = UTF8ToStr( UTFstring( tname ) );
3639             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
3640         }
3641         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
3642         {
3643             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
3644
3645             tk->fmt.psz_language = strdup( string( lang ).c_str() );
3646             msg_Dbg( &sys.demuxer,
3647                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
3648         }
3649         else  if( MKV_IS_ID( l, KaxCodecID ) )
3650         {
3651             KaxCodecID &codecid = *(KaxCodecID*)l;
3652
3653             tk->psz_codec = strdup( string( codecid ).c_str() );
3654             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
3655         }
3656         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
3657         {
3658             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
3659
3660             tk->i_extra_data = cpriv.GetSize();
3661             if( tk->i_extra_data > 0 )
3662             {
3663                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
3664                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
3665             }
3666             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
3667         }
3668         else if( MKV_IS_ID( l, KaxCodecName ) )
3669         {
3670             KaxCodecName &cname = *(KaxCodecName*)l;
3671
3672             tk->psz_codec_name = UTF8ToStr( UTFstring( cname ) );
3673             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
3674         }
3675         else if( MKV_IS_ID( l, KaxContentEncodings ) )
3676         {
3677             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
3678             MkvTree( sys.demuxer, 3, "Content Encodings" );
3679             for( j = 0; j < cencs->ListSize(); j++ )
3680             {
3681                 EbmlElement *l2 = (*cencs)[j];
3682                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
3683                 {
3684                     MkvTree( sys.demuxer, 4, "Content Encoding" );
3685                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
3686                     for( k = 0; k < cenc->ListSize(); k++ )
3687                     {
3688                         EbmlElement *l3 = (*cenc)[k];
3689                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
3690                         {
3691                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
3692                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
3693                         }
3694                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
3695                         {
3696                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
3697                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
3698                         }
3699                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
3700                         {
3701                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
3702                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
3703                         }
3704                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
3705                         {
3706                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
3707                             MkvTree( sys.demuxer, 5, "Content Compression" );
3708                             for( n = 0; n < compr->ListSize(); n++ )
3709                             {
3710                                 EbmlElement *l4 = (*compr)[n];
3711                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
3712                                 {
3713                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
3714                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
3715                                     if( uint32( compalg ) == 0 )
3716                                     {
3717                                         tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
3718                                     }
3719                                 }
3720                                 else
3721                                 {
3722                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
3723                                 }
3724                             }
3725                         }
3726
3727                         else
3728                         {
3729                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
3730                         }
3731                     }
3732
3733                 }
3734                 else
3735                 {
3736                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
3737                 }
3738             }
3739
3740         }
3741 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
3742 //        {
3743 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
3744
3745 //            tk->psz_codec_settings = UTF8ToStr( UTFstring( cset ) );
3746 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
3747 //        }
3748 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
3749 //        {
3750 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
3751
3752 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
3753 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
3754 //        }
3755 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
3756 //        {
3757 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
3758
3759 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
3760 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
3761 //        }
3762 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
3763 //        {
3764 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
3765
3766 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
3767 //        }
3768 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
3769 //        {
3770 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
3771
3772 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
3773 //        }
3774         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
3775         {
3776             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
3777             unsigned int j;
3778
3779             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
3780             tk->f_fps = 0.0;
3781
3782             for( j = 0; j < tkv->ListSize(); j++ )
3783             {
3784                 EbmlElement *l = (*tkv)[j];
3785 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
3786 //                {
3787 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
3788
3789 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
3790 //                }
3791 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
3792 //                {
3793 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
3794
3795 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
3796 //                }
3797 //                else
3798                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
3799                 {
3800                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
3801
3802                     tk->fmt.video.i_width = uint16( vwidth );
3803                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
3804                 }
3805                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
3806                 {
3807                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
3808
3809                     tk->fmt.video.i_height = uint16( vheight );
3810                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
3811                 }
3812                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
3813                 {
3814                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
3815
3816                     tk->fmt.video.i_visible_width = uint16( vwidth );
3817                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
3818                 }
3819                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
3820                 {
3821                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
3822
3823                     tk->fmt.video.i_visible_height = uint16( vheight );
3824                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
3825                 }
3826                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
3827                 {
3828                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
3829
3830                     tk->f_fps = float( vfps );
3831                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
3832                 }
3833 //                else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
3834 //                {
3835 //                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
3836
3837 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
3838 //                             uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
3839 //                }
3840 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
3841 //                {
3842 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
3843
3844 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
3845 //                }
3846 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
3847 //                {
3848 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
3849
3850 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( gamma ) );
3851 //                }
3852                 else
3853                 {
3854                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
3855                 }
3856             }
3857             if ( tk->fmt.video.i_visible_height && tk->fmt.video.i_visible_width )
3858                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * tk->fmt.video.i_visible_width / tk->fmt.video.i_visible_height;
3859         }
3860         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
3861         {
3862             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
3863             unsigned int j;
3864
3865             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
3866
3867             for( j = 0; j < tka->ListSize(); j++ )
3868             {
3869                 EbmlElement *l = (*tka)[j];
3870
3871                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
3872                 {
3873                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
3874
3875                     tk->fmt.audio.i_rate = (int)float( afreq );
3876                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
3877                 }
3878                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
3879                 {
3880                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
3881
3882                     tk->fmt.audio.i_channels = uint8( achan );
3883                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
3884                 }
3885                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
3886                 {
3887                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
3888
3889                     tk->fmt.audio.i_bitspersample = uint8( abits );
3890                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
3891                 }
3892                 else
3893                 {
3894                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
3895                 }
3896             }
3897         }
3898         else
3899         {
3900             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
3901                      typeid(*l).name() );
3902         }
3903     }
3904 }
3905
3906 /*****************************************************************************
3907  * ParseTracks:
3908  *****************************************************************************/
3909 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
3910 {
3911     EbmlElement *el;
3912     unsigned int i;
3913     int i_upper_level = 0;
3914
3915     msg_Dbg( &sys.demuxer, "|   + Tracks" );
3916
3917     /* Master elements */
3918     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
3919
3920     for( i = 0; i < tracks->ListSize(); i++ )
3921     {
3922         EbmlElement *l = (*tracks)[i];
3923
3924         if( MKV_IS_ID( l, KaxTrackEntry ) )
3925         {
3926             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
3927         }
3928         else
3929         {
3930             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3931         }
3932     }
3933 }
3934
3935 /*****************************************************************************
3936  * ParseInfo:
3937  *****************************************************************************/
3938 void matroska_segment_c::ParseInfo( KaxInfo *info )
3939 {
3940     EbmlElement *el;
3941     EbmlMaster  *m;
3942     size_t i, j;
3943     int i_upper_level = 0;
3944
3945     msg_Dbg( &sys.demuxer, "|   + Information" );
3946
3947     /* Master elements */
3948     m = static_cast<EbmlMaster *>(info);
3949     m->Read( es, info->Generic().Context, i_upper_level, el, true );
3950
3951     for( i = 0; i < m->ListSize(); i++ )
3952     {
3953         EbmlElement *l = (*m)[i];
3954
3955         if( MKV_IS_ID( l, KaxSegmentUID ) )
3956         {
3957             segment_uid = *(new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l)));
3958
3959             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)segment_uid.GetBuffer() );
3960         }
3961         else if( MKV_IS_ID( l, KaxPrevUID ) )
3962         {
3963             prev_segment_uid = *(new KaxPrevUID(*static_cast<KaxPrevUID*>(l)));
3964
3965             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)prev_segment_uid.GetBuffer() );
3966         }
3967         else if( MKV_IS_ID( l, KaxNextUID ) )
3968         {
3969             next_segment_uid = *(new KaxNextUID(*static_cast<KaxNextUID*>(l)));
3970
3971             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)next_segment_uid.GetBuffer() );
3972         }
3973         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
3974         {
3975             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
3976
3977             i_timescale = uint64(tcs);
3978
3979             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
3980                      i_timescale );
3981         }
3982         else if( MKV_IS_ID( l, KaxDuration ) )
3983         {
3984             KaxDuration &dur = *(KaxDuration*)l;
3985
3986             i_duration = mtime_t( double( dur ) );
3987
3988             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
3989                      i_duration );
3990         }
3991         else if( MKV_IS_ID( l, KaxMuxingApp ) )
3992         {
3993             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
3994
3995             psz_muxing_application = UTF8ToStr( UTFstring( mapp ) );
3996
3997             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
3998                      psz_muxing_application );
3999         }
4000         else if( MKV_IS_ID( l, KaxWritingApp ) )
4001         {
4002             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4003
4004             psz_writing_application = UTF8ToStr( UTFstring( wapp ) );
4005
4006             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4007                      psz_writing_application );
4008         }
4009         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4010         {
4011             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4012
4013             psz_segment_filename = UTF8ToStr( UTFstring( sfn ) );
4014
4015             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4016                      psz_segment_filename );
4017         }
4018         else if( MKV_IS_ID( l, KaxTitle ) )
4019         {
4020             KaxTitle &title = *(KaxTitle*)l;
4021
4022             psz_title = UTF8ToStr( UTFstring( title ) );
4023
4024             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4025         }
4026         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4027         {
4028             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4029
4030             families.push_back(*uid);
4031
4032             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4033         }
4034 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
4035         else if( MKV_IS_ID( l, KaxDateUTC ) )
4036         {
4037             KaxDateUTC &date = *(KaxDateUTC*)l;
4038             time_t i_date;
4039             struct tm tmres;
4040             char   buffer[256];
4041
4042             i_date = date.GetEpochDate();
4043             memset( buffer, 0, 256 );
4044             if( gmtime_r( &i_date, &tmres ) &&
4045                 asctime_r( &tmres, buffer ) )
4046             {
4047                 buffer[strlen( buffer)-1]= '\0';
4048                 psz_date_utc = strdup( buffer );
4049                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4050             }
4051         }
4052 #endif
4053 #if LIBMATROSKA_VERSION >= 0x000704
4054         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4055         {
4056             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4057             chapter_translation_c translated;
4058
4059             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4060             for( j = 0; j < p_trans->ListSize(); j++ )
4061             {
4062                 EbmlElement *l = (*p_trans)[j];
4063
4064                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4065                 {
4066                     translated.editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4067                 }
4068                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4069                 {
4070                     translated.codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4071                 }
4072                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4073                 {
4074                     translated.translated = *( new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) ) );
4075                 }
4076             }
4077
4078             translations.push_back( translated );
4079         }
4080 #endif
4081         else
4082         {
4083             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4084         }
4085     }
4086
4087     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4088     i_duration = mtime_t(f_dur);
4089 }
4090
4091
4092 /*****************************************************************************
4093  * ParseChapterAtom
4094  *****************************************************************************/
4095 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4096 {
4097     size_t i, j;
4098
4099     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4100     for( i = 0; i < ca->ListSize(); i++ )
4101     {
4102         EbmlElement *l = (*ca)[i];
4103
4104         if( MKV_IS_ID( l, KaxChapterUID ) )
4105         {
4106             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4107             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4108         }
4109         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4110         {
4111             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4112             chapters.b_display_seekpoint = uint8( flag ) == 0;
4113
4114             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4115         }
4116         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4117         {
4118             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4119             chapters.i_start_time = uint64( start ) / I64C(1000);
4120
4121             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4122         }
4123         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4124         {
4125             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4126             chapters.i_end_time = uint64( end ) / I64C(1000);
4127
4128             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4129         }
4130         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4131         {
4132             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4133
4134             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4135             for( j = 0; j < cd->ListSize(); j++ )
4136             {
4137                 EbmlElement *l= (*cd)[j];
4138
4139                 if( MKV_IS_ID( l, KaxChapterString ) )
4140                 {
4141                     int k;
4142
4143                     KaxChapterString &name =*(KaxChapterString*)l;
4144                     for (k = 0; k < i_level; k++)
4145                         chapters.psz_name += '+';
4146                     chapters.psz_name += ' ';
4147                     chapters.psz_name += UTF8ToStr( UTFstring( name ) );
4148                     chapters.b_user_display = true;
4149
4150                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", UTF8ToStr(UTFstring(name)) );
4151                 }
4152                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4153                 {
4154                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4155                     const char *psz = string( lang ).c_str();
4156
4157                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4158                 }
4159                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4160                 {
4161                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4162                     const char *psz = string( ct ).c_str();
4163
4164                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4165                 }
4166             }
4167         }
4168         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4169         {
4170             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4171
4172             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4173             chapter_codec_cmds_c *p_ccodec = NULL;
4174
4175             for( j = 0; j < cp->ListSize(); j++ )
4176             {
4177                 EbmlElement *k= (*cp)[j];
4178
4179                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4180                 {
4181                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4182                     if ( uint32(*p_codec_id) == 0 )
4183                         p_ccodec = new matroska_script_codec_c( sys );
4184                     else if ( uint32(*p_codec_id) == 1 )
4185                         p_ccodec = new dvd_chapter_codec_c( sys );
4186                     break;
4187                 }
4188             }
4189
4190             if ( p_ccodec != NULL )
4191             {
4192                 for( j = 0; j < cp->ListSize(); j++ )
4193                 {
4194                     EbmlElement *k= (*cp)[j];
4195
4196                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4197                     {
4198                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4199                         p_ccodec->SetPrivate( *p_private );
4200                     }
4201                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4202                     {
4203                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4204                     }
4205                 }
4206                 chapters.codecs.push_back( p_ccodec );
4207             }
4208         }
4209         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4210         {
4211             chapter_item_c *new_sub_chapter = new chapter_item_c();
4212             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4213             new_sub_chapter->psz_parent = &chapters;
4214             chapters.sub_chapters.push_back( new_sub_chapter );
4215         }
4216     }
4217 }
4218
4219 /*****************************************************************************
4220  * ParseChapters:
4221  *****************************************************************************/
4222 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4223 {
4224     EbmlElement *el;
4225     size_t i;
4226     int i_upper_level = 0;
4227     mtime_t i_dur;
4228
4229     /* Master elements */
4230     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4231
4232     for( i = 0; i < chapters->ListSize(); i++ )
4233     {
4234         EbmlElement *l = (*chapters)[i];
4235
4236         if( MKV_IS_ID( l, KaxEditionEntry ) )
4237         {
4238             chapter_edition_c *p_edition = new chapter_edition_c();
4239
4240             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4241             size_t j;
4242             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4243             for( j = 0; j < E->ListSize(); j++ )
4244             {
4245                 EbmlElement *l = (*E)[j];
4246
4247                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4248                 {
4249                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4250                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4251                     p_edition->sub_chapters.push_back( new_sub_chapter );
4252                 }
4253                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4254                 {
4255                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4256                 }
4257                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4258                 {
4259                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4260                 }
4261                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4262                 {
4263                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4264                         i_default_edition = stored_editions.size();
4265                 }
4266                 else
4267                 {
4268                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4269                 }
4270             }
4271             stored_editions.push_back( p_edition );
4272         }
4273         else
4274         {
4275             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4276         }
4277     }
4278
4279     for( i = 0; i < stored_editions.size(); i++ )
4280     {
4281         stored_editions[i]->RefreshChapters( );
4282     }
4283
4284     if ( stored_editions[i_default_edition]->b_ordered )
4285     {
4286         /* update the duration of the segment according to the sum of all sub chapters */
4287         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4288         if (i_dur > 0)
4289             i_duration = i_dur;
4290     }
4291 }
4292
4293 void matroska_segment_c::ParseCluster( )
4294 {
4295     EbmlElement *el;
4296     EbmlMaster  *m;
4297     unsigned int i;
4298     int i_upper_level = 0;
4299
4300     /* Master elements */
4301     m = static_cast<EbmlMaster *>( cluster );
4302     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4303
4304     for( i = 0; i < m->ListSize(); i++ )
4305     {
4306         EbmlElement *l = (*m)[i];
4307
4308         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4309         {
4310             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4311
4312             cluster->InitTimecode( uint64( ctc ), i_timescale );
4313             break;
4314         }
4315     }
4316
4317     i_start_time = cluster->GlobalTimecode() / 1000;
4318 }
4319
4320 /*****************************************************************************
4321  * InformationCreate:
4322  *****************************************************************************/
4323 void matroska_segment_c::InformationCreate( )
4324 {
4325     size_t      i_track;
4326
4327     sys.meta = vlc_meta_New();
4328
4329     if( psz_title )
4330     {
4331         vlc_meta_Add( sys.meta, VLC_META_TITLE, psz_title );
4332     }
4333     if( psz_date_utc )
4334     {
4335         vlc_meta_Add( sys.meta, VLC_META_DATE, psz_date_utc );
4336     }
4337     if( psz_segment_filename )
4338     {
4339         vlc_meta_Add( sys.meta, _("Segment filename"), psz_segment_filename );
4340     }
4341     if( psz_muxing_application )
4342     {
4343         vlc_meta_Add( sys.meta, _("Muxing application"), psz_muxing_application );
4344     }
4345     if( psz_writing_application )
4346     {
4347         vlc_meta_Add( sys.meta, _("Writing application"), psz_writing_application );
4348     }
4349
4350     for( i_track = 0; i_track < tracks.size(); i_track++ )
4351     {
4352         mkv_track_t *tk = tracks[i_track];
4353         vlc_meta_t *mtk = vlc_meta_New();
4354
4355         sys.meta->track = (vlc_meta_t**)realloc( sys.meta->track,
4356                                                     sizeof( vlc_meta_t * ) * ( sys.meta->i_track + 1 ) );
4357         sys.meta->track[sys.meta->i_track++] = mtk;
4358
4359         if( tk->fmt.psz_description )
4360         {
4361             vlc_meta_Add( sys.meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
4362         }
4363         if( tk->psz_codec_name )
4364         {
4365             vlc_meta_Add( sys.meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
4366         }
4367         if( tk->psz_codec_settings )
4368         {
4369             vlc_meta_Add( sys.meta, VLC_META_SETTING, tk->psz_codec_settings );
4370         }
4371         if( tk->psz_codec_info_url )
4372         {
4373             vlc_meta_Add( sys.meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
4374         }
4375         if( tk->psz_codec_download_url )
4376         {
4377             vlc_meta_Add( sys.meta, VLC_META_URL, tk->psz_codec_download_url );
4378         }
4379     }
4380
4381     if( i_tags_position >= 0 )
4382     {
4383         vlc_bool_t b_seekable;
4384
4385         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
4386         if( b_seekable )
4387         {
4388             LoadTags( );
4389         }
4390     }
4391 }
4392
4393
4394 /*****************************************************************************
4395  * Divers
4396  *****************************************************************************/
4397
4398 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
4399 {
4400 #define idx index[i_index]
4401     idx.i_track       = -1;
4402     idx.i_block_number= -1;
4403     idx.i_position    = cluster->GetElementPosition();
4404     idx.i_time        = -1;
4405     idx.b_key         = VLC_TRUE;
4406
4407     i_index++;
4408     if( i_index >= i_index_max )
4409     {
4410         i_index_max += 1024;
4411         index = (mkv_index_t*)realloc( index, sizeof( mkv_index_t ) * i_index_max );
4412     }
4413 #undef idx
4414 }
4415
4416 static char * UTF8ToStr( const UTFstring &u )
4417 {
4418     int     i_src;
4419     const wchar_t *src;
4420     char *dst, *p;
4421
4422     i_src = u.length();
4423     src   = u.c_str();
4424
4425     p = dst = (char*)malloc( i_src + 1);
4426     while( i_src > 0 )
4427     {
4428         if( *src < 255 )
4429         {
4430             *p++ = (char)*src;
4431         }
4432         else
4433         {
4434             *p++ = '?';
4435         }
4436         src++;
4437         i_src--;
4438     }
4439     *p++= '\0';
4440
4441     return dst;
4442 }
4443
4444 void chapter_edition_c::RefreshChapters( )
4445 {
4446     chapter_item_c::RefreshChapters( b_ordered, -1 );
4447     b_display_seekpoint = false;
4448 }
4449
4450 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
4451 {
4452     int64_t i_user_time = i_prev_user_time;
4453
4454     // first the sub-chapters, and then ourself
4455     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4456     while ( index != sub_chapters.end() )
4457     {
4458         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
4459         index++;
4460     }
4461
4462     if ( b_ordered )
4463     {
4464         // the ordered chapters always start at zero
4465         if ( i_prev_user_time == -1 )
4466         {
4467             if ( i_user_time == -1 )
4468                 i_user_time = 0;
4469             i_prev_user_time = 0;
4470         }
4471
4472         i_user_start_time = i_prev_user_time;
4473         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
4474         {
4475             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
4476         }
4477         else
4478         {
4479             i_user_end_time = i_user_time;
4480         }
4481     }
4482     else
4483     {
4484         std::sort( sub_chapters.begin(), sub_chapters.end() );
4485         i_user_start_time = i_start_time;
4486         if ( i_end_time != -1 )
4487             i_user_end_time = i_end_time;
4488         else if ( i_user_time != -1 )
4489             i_user_end_time = i_user_time;
4490         else
4491             i_user_end_time = i_user_start_time;
4492     }
4493
4494     return i_user_end_time;
4495 }
4496
4497 mtime_t chapter_edition_c::Duration() const
4498 {
4499     mtime_t i_result = 0;
4500
4501     if ( sub_chapters.size() )
4502     {
4503         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
4504         index--;
4505         i_result = (*index)->i_user_end_time;
4506     }
4507
4508     return i_result;
4509 }
4510
4511 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode )
4512 {
4513     chapter_item_c *psz_result = NULL;
4514
4515     if ( i_user_timecode >= i_user_start_time &&
4516         ( i_user_timecode < i_user_end_time ||
4517           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
4518     {
4519         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4520         while ( index != sub_chapters.end() && psz_result == NULL )
4521         {
4522             psz_result = (*index)->FindTimecode( i_user_timecode );
4523             index++;
4524         }
4525
4526         if ( psz_result == NULL )
4527             psz_result = this;
4528     }
4529
4530     return psz_result;
4531 }
4532
4533 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
4534 {
4535     if ( &item == this )
4536         return true;
4537
4538     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
4539     while ( index != sub_chapters.end() )
4540     {
4541         if ( (*index)->ParentOf( item ) )
4542             return true;
4543         index++;
4544     }
4545
4546     return false;
4547 }
4548
4549 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
4550 {
4551     for (size_t i=0; i<opened_segments.size(); i++)
4552     {
4553         opened_segments[i]->PreloadFamily( of_segment );
4554     }
4555 }
4556 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
4557 {
4558     if ( b_preloaded )
4559         return false;
4560
4561     for (size_t i=0; i<families.size(); i++)
4562     {
4563         for (size_t j=0; j<of_segment.families.size(); j++)
4564         {
4565             if ( families[i] == of_segment.families[j] )
4566                 return Preload( );
4567         }
4568     }
4569
4570     return false;
4571 }
4572
4573 // preload all the linked segments for all preloaded segments
4574 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
4575 {
4576     size_t i_preloaded, i, j;
4577     virtual_segment_c *p_seg;
4578
4579     p_current_segment = VirtualFromSegments( p_segment );
4580
4581     used_segments.push_back( p_current_segment );
4582
4583     // create all the other virtual segments of the family
4584     do {
4585         i_preloaded = 0;
4586         for ( i=0; i< opened_segments.size(); i++ )
4587         {
4588             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
4589             {
4590                 p_seg = VirtualFromSegments( opened_segments[i] );
4591                 used_segments.push_back( p_seg );
4592                 i_preloaded++;
4593             }
4594         }
4595     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
4596
4597     // publish all editions of all usable segment
4598     for ( i=0; i< used_segments.size(); i++ )
4599     {
4600         p_seg = used_segments[i];
4601         if ( p_seg->p_editions != NULL )
4602         {
4603             std::string sz_name;
4604             input_title_t *p_title = vlc_input_title_New();
4605             p_seg->i_sys_title = i;
4606             int i_chapters;
4607
4608             // TODO use a name for each edition, let the TITLE deal with a codec name
4609             for ( j=0; j<p_seg->p_editions->size(); j++ )
4610             {
4611                 if ( p_title->psz_name == NULL )
4612                 {
4613                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
4614                     if ( sz_name != "" )
4615                         p_title->psz_name = strdup( sz_name.c_str() );
4616                 }
4617
4618                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
4619
4620                 i_chapters = 0;
4621                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
4622             }
4623
4624             // create a name if there is none
4625             if ( p_title->psz_name == NULL )
4626             {
4627                 sz_name = N_("Segment ");
4628                 char psz_str[6];
4629                 sprintf( psz_str, "%d", i );
4630                 sz_name += psz_str;
4631                 p_title->psz_name = strdup( sz_name.c_str() );
4632             }
4633
4634             titles.push_back( *p_title );
4635         }
4636     }
4637
4638     // TODO decide which segment should be first used (VMG for DVD)
4639 }
4640
4641 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
4642 {
4643     for ( size_t i=0; i< used_segments.size(); i++ )
4644     {
4645         if ( used_segments[i]->FindUID( segment.segment_uid ) )
4646             return true;
4647     }
4648     return false;
4649 }
4650
4651 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
4652 {
4653     size_t i_preloaded, i;
4654
4655     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
4656
4657     // fill our current virtual segment with all hard linked segments
4658     do {
4659         i_preloaded = 0;
4660         for ( i=0; i< opened_segments.size(); i++ )
4661         {
4662             i_preloaded += p_result->AddSegment( opened_segments[i] );
4663         }
4664     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
4665
4666     p_result->Sort( );
4667
4668     p_result->PreloadLinked( );
4669
4670     p_result->PrepareChapters( );
4671
4672     return p_result;
4673 }
4674
4675 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
4676 {
4677     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
4678     {
4679         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
4680             p_current_segment->Segment()->UnSelect();
4681
4682         p_current_segment = p_new_segment;
4683         i_current_title = p_new_segment->i_sys_title;
4684     }
4685
4686     p_current_segment->LoadCues();
4687     f_duration = p_current_segment->Duration();
4688
4689     /* add information */
4690     p_current_segment->Segment()->InformationCreate( );
4691
4692     p_current_segment->Segment()->Select( 0 );
4693
4694     return true;
4695 }
4696
4697 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
4698 {
4699     EbmlBinary * p_itema = (EbmlBinary *)(&p_item_a->segment_uid);
4700     if ( *p_itema == p_item_b->prev_segment_uid )
4701         return true;
4702
4703     p_itema = (EbmlBinary *)(&p_item_a->next_segment_uid);
4704     if ( *p_itema == p_item_b->segment_uid )
4705         return true;
4706
4707     if ( *p_itema == p_item_b->prev_segment_uid )
4708         return true;
4709
4710     return false;
4711 }
4712
4713 bool matroska_segment_c::Preload( )
4714 {
4715     if ( b_preloaded )
4716         return false;
4717
4718     EbmlElement *el = NULL;
4719
4720     ep->Reset( &sys.demuxer );
4721
4722     while( ( el = ep->Get() ) != NULL )
4723     {
4724         if( MKV_IS_ID( el, KaxInfo ) )
4725         {
4726             ParseInfo( static_cast<KaxInfo*>( el ) );
4727         }
4728         else if( MKV_IS_ID( el, KaxTracks ) )
4729         {
4730             ParseTracks( static_cast<KaxTracks*>( el ) );
4731         }
4732         else if( MKV_IS_ID( el, KaxSeekHead ) )
4733         {
4734             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
4735         }
4736         else if( MKV_IS_ID( el, KaxCues ) )
4737         {
4738             msg_Dbg( &sys.demuxer, "|   + Cues" );
4739         }
4740         else if( MKV_IS_ID( el, KaxCluster ) )
4741         {
4742             msg_Dbg( &sys.demuxer, "|   + Cluster" );
4743
4744             cluster = (KaxCluster*)el;
4745
4746             i_start_pos = cluster->GetElementPosition();
4747             ParseCluster( );
4748
4749             ep->Down();
4750             /* stop parsing the stream */
4751             break;
4752         }
4753         else if( MKV_IS_ID( el, KaxAttachments ) )
4754         {
4755             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
4756         }
4757         else if( MKV_IS_ID( el, KaxChapters ) )
4758         {
4759             msg_Dbg( &sys.demuxer, "|   + Chapters" );
4760             ParseChapters( static_cast<KaxChapters*>( el ) );
4761         }
4762         else if( MKV_IS_ID( el, KaxTag ) )
4763         {
4764             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
4765         }
4766         else
4767         {
4768             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
4769         }
4770     }
4771
4772     b_preloaded = true;
4773
4774     return true;
4775 }
4776
4777 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
4778 {
4779     for (size_t i=0; i<opened_segments.size(); i++)
4780     {
4781         if ( opened_segments[i]->segment_uid == uid )
4782             return opened_segments[i];
4783     }
4784     return NULL;
4785 }
4786
4787 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
4788                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
4789                                         const void *p_cookie,
4790                                         size_t i_cookie_size,
4791                                         virtual_segment_c * &p_segment_found )
4792 {
4793     chapter_item_c *p_result = NULL;
4794     for (size_t i=0; i<used_segments.size(); i++)
4795     {
4796         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
4797         if ( p_result != NULL )
4798         {
4799             p_segment_found = used_segments[i];
4800             break;
4801         }
4802     }
4803     return p_result;
4804 }
4805
4806 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
4807 {
4808     chapter_item_c *p_result = NULL;
4809     for (size_t i=0; i<used_segments.size(); i++)
4810     {
4811         p_result = used_segments[i]->FindChapter( i_find_uid );
4812         if ( p_result != NULL )
4813         {
4814             p_segment_found = used_segments[i];
4815             break;
4816         }
4817     }
4818     return p_result;
4819 }
4820
4821 void virtual_segment_c::Sort()
4822 {
4823     // keep the current segment index
4824     matroska_segment_c *p_segment = linked_segments[i_current_segment];
4825
4826     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
4827
4828     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
4829         if ( linked_segments[i_current_segment] == p_segment )
4830             break;
4831 }
4832
4833 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
4834 {
4835     size_t i;
4836     // check if it's not already in here
4837     for ( i=0; i<linked_segments.size(); i++ )
4838     {
4839         if ( p_segment->segment_uid == linked_segments[i]->segment_uid )
4840             return 0;
4841     }
4842
4843     // find possible mates
4844     for ( i=0; i<linked_uids.size(); i++ )
4845     {
4846         if (   p_segment->segment_uid == linked_uids[i]
4847             || p_segment->prev_segment_uid == linked_uids[i]
4848             || p_segment->next_segment_uid == linked_uids[i] )
4849         {
4850             linked_segments.push_back( p_segment );
4851
4852             AppendUID( p_segment->prev_segment_uid );
4853             AppendUID( p_segment->next_segment_uid );
4854
4855             return 1;
4856         }
4857     }
4858     return 0;
4859 }
4860
4861 void virtual_segment_c::PreloadLinked( )
4862 {
4863     for ( size_t i=0; i<linked_segments.size(); i++ )
4864     {
4865         linked_segments[i]->Preload( );
4866     }
4867     i_current_edition = linked_segments[0]->i_default_edition;
4868 }
4869
4870 mtime_t virtual_segment_c::Duration() const
4871 {
4872     mtime_t i_duration;
4873     if ( linked_segments.size() == 0 )
4874         i_duration = 0;
4875     else {
4876         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
4877 //        p_last_segment->ParseCluster( );
4878
4879         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
4880     }
4881     return i_duration;
4882 }
4883
4884 void virtual_segment_c::LoadCues( )
4885 {
4886     for ( size_t i=0; i<linked_segments.size(); i++ )
4887     {
4888         linked_segments[i]->LoadCues();
4889     }
4890 }
4891
4892 void virtual_segment_c::AppendUID( const EbmlBinary & UID )
4893 {
4894     if ( UID.GetBuffer() == NULL )
4895         return;
4896
4897     for (size_t i=0; i<linked_uids.size(); i++)
4898     {
4899         if ( UID == linked_uids[i] )
4900             return;
4901     }
4902     linked_uids.push_back( *(KaxSegmentUID*)(&UID) );
4903 }
4904
4905 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
4906 {
4907     KaxBlock    *block;
4908     int         i_track_skipping;
4909     int64_t     i_block_duration;
4910     int64_t     i_block_ref1;
4911     int64_t     i_block_ref2;
4912     size_t      i_track;
4913     int64_t     i_seek_position = i_start_pos;
4914     int64_t     i_seek_time = i_start_time;
4915
4916     if ( i_index > 0 )
4917     {
4918         int i_idx = 0;
4919
4920         for( ; i_idx < i_index; i_idx++ )
4921         {
4922             if( index[i_idx].i_time + i_time_offset > i_date )
4923             {
4924                 break;
4925             }
4926         }
4927
4928         if( i_idx > 0 )
4929         {
4930             i_idx--;
4931         }
4932
4933         i_seek_position = index[i_idx].i_position;
4934         i_seek_time = index[i_idx].i_time;
4935     }
4936
4937     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
4938                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
4939
4940     es.I_O().setFilePointer( i_seek_position, seek_beginning );
4941
4942     delete ep;
4943     ep = new EbmlParser( &es, segment, &sys.demuxer );
4944     cluster = NULL;
4945
4946     sys.i_start_pts = i_date;
4947
4948     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
4949
4950     /* now parse until key frame */
4951     i_track_skipping = 0;
4952     for( i_track = 0; i_track < tracks.size(); i_track++ )
4953     {
4954         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
4955         {
4956             tracks[i_track]->b_search_keyframe = VLC_TRUE;
4957             i_track_skipping++;
4958         }
4959         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
4960     }
4961
4962
4963     while( i_track_skipping > 0 )
4964     {
4965         if( BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
4966         {
4967             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
4968
4969             return;
4970         }
4971
4972         for( i_track = 0; i_track < tracks.size(); i_track++ )
4973         {
4974             if( tracks[i_track]->i_number == block->TrackNum() )
4975             {
4976                 break;
4977             }
4978         }
4979
4980         sys.i_pts = sys.i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
4981
4982         if( i_track < tracks.size() )
4983         {
4984             if( sys.i_pts >= sys.i_start_pts )
4985             {
4986                 BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
4987                 i_track_skipping = 0;
4988             }
4989             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
4990             {
4991                 if( i_block_ref1 == -1 && tracks[i_track]->b_search_keyframe )
4992                 {
4993                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
4994                     i_track_skipping--;
4995                 }
4996                 if( !tracks[i_track]->b_search_keyframe )
4997                 {
4998                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
4999                 }
5000             }
5001         }
5002
5003         delete block;
5004     }
5005 }
5006
5007 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5008 {
5009     demux_sys_t *p_sys = demuxer.p_sys;
5010     size_t i;
5011
5012     // find the actual time for an ordered edition
5013     if ( psz_chapter == NULL )
5014     {
5015         if ( Edition() && Edition()->b_ordered )
5016         {
5017             /* 1st, we need to know in which chapter we are */
5018             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date );
5019         }
5020     }
5021
5022     if ( psz_chapter != NULL )
5023     {
5024         psz_current_chapter = psz_chapter;
5025         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5026         if ( psz_chapter->i_seekpoint_num > 0 )
5027         {
5028             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5029             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5030             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5031         }
5032     }
5033
5034     // find the best matching segment
5035     for ( i=0; i<linked_segments.size(); i++ )
5036     {
5037         if ( i_date < linked_segments[i]->i_start_time )
5038             break;
5039     }
5040
5041     if ( i > 0 )
5042         i--;
5043
5044     if ( i_current_segment != i  )
5045     {
5046         linked_segments[i_current_segment]->UnSelect();
5047         linked_segments[i]->Select( i_date );
5048         i_current_segment = i;
5049     }
5050
5051     linked_segments[i]->Seek( i_date, i_time_offset );
5052 }
5053
5054 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5055 {
5056     size_t i;
5057
5058     uint32 codec_time = uint32(-1);
5059     for( i = 0; i < command.ListSize(); i++ )
5060     {
5061         const EbmlElement *k = command[i];
5062
5063         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5064         {
5065             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5066             break;
5067         }
5068     }
5069
5070     for( i = 0; i < command.ListSize(); i++ )
5071     {
5072         const EbmlElement *k = command[i];
5073
5074         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5075         {
5076             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5077             switch ( codec_time )
5078             {
5079             case 0:
5080                 during_cmds.push_back( *p_data );
5081                 break;
5082             case 1:
5083                 enter_cmds.push_back( *p_data );
5084                 break;
5085             case 2:
5086                 leave_cmds.push_back( *p_data );
5087                 break;
5088             default:
5089                 delete p_data;
5090             }
5091         }
5092     }
5093 }
5094
5095 bool chapter_item_c::Enter( bool b_do_subs )
5096 {
5097     bool f_result = false;
5098     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5099     while ( index != codecs.end() )
5100     {
5101         f_result |= (*index)->Enter();
5102         index++;
5103     }
5104
5105     if ( b_do_subs )
5106     {
5107         // sub chapters
5108         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5109         while ( index_ != sub_chapters.end() )
5110         {
5111             f_result |= (*index_)->Enter( true );
5112             index_++;
5113         }
5114     }
5115     return f_result;
5116 }
5117
5118 bool chapter_item_c::Leave( bool b_do_subs )
5119 {
5120     bool f_result = false;
5121     b_is_leaving = true;
5122     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5123     while ( index != codecs.end() )
5124     {
5125         f_result |= (*index)->Leave();
5126         index++;
5127     }
5128
5129     if ( b_do_subs )
5130     {
5131         // sub chapters
5132         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5133         while ( index_ != sub_chapters.end() )
5134         {
5135             f_result |= (*index_)->Leave( true );
5136             index_++;
5137         }
5138     }
5139     b_is_leaving = false;
5140     return f_result;
5141 }
5142
5143 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item )
5144 {
5145     chapter_item_c *p_common_parent = p_item;
5146
5147     // leave, up to a common parent
5148     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5149     {
5150         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5151             return true;
5152         p_common_parent = p_common_parent->psz_parent;
5153     }
5154
5155     // enter from the parent to <this>
5156     if ( p_common_parent != NULL )
5157     {
5158         do
5159         {
5160             if ( p_common_parent == this )
5161                 return Enter( true );
5162
5163             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5164             {
5165                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5166                 {
5167                     p_common_parent = p_common_parent->sub_chapters[i];
5168                     if ( p_common_parent != this )
5169                         if ( p_common_parent->Enter( false ) )
5170                             return true;
5171
5172                     break;
5173                 }
5174             }
5175         } while ( 1 );
5176     }
5177
5178     return Enter( true );
5179 }
5180
5181 bool dvd_chapter_codec_c::Enter()
5182 {
5183     bool f_result = false;
5184     std::vector<KaxChapterProcessData>::iterator index = enter_cmds.begin();
5185     while ( index != enter_cmds.end() )
5186     {
5187         if ( (*index).GetSize() )
5188         {
5189             binary *p_data = (*index).GetBuffer();
5190             size_t i_size = *p_data++;
5191             // avoid reading too much from the buffer
5192             i_size = min( i_size, ((*index).GetSize() - 1) >> 3 );
5193             for ( ; i_size > 0; i_size--, p_data += 8 )
5194             {
5195                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5196                 f_result |= interpretor.Interpret( p_data );
5197             }
5198         }
5199         index++;
5200     }
5201     return f_result;
5202 }
5203
5204 bool dvd_chapter_codec_c::Leave()
5205 {
5206     bool f_result = false;
5207     std::vector<KaxChapterProcessData>::iterator index = leave_cmds.begin();
5208     while ( index != leave_cmds.end() )
5209     {
5210         if ( (*index).GetSize() )
5211         {
5212             binary *p_data = (*index).GetBuffer();
5213             size_t i_size = *p_data++;
5214             // avoid reading too much from the buffer
5215             i_size = min( i_size, ((*index).GetSize() - 1) >> 3 );
5216             for ( ; i_size > 0; i_size--, p_data += 8 )
5217             {
5218                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5219                 f_result |= interpretor.Interpret( p_data );
5220             }
5221         }
5222         index++;
5223     }
5224     return f_result;
5225 }
5226
5227 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5228 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5229 {
5230     if ( i_size != 8 )
5231         return false;
5232
5233     virtual_segment_c *p_segment;
5234     chapter_item_c *p_chapter;
5235     bool f_result = false;
5236     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5237
5238     // handle register tests if there are some
5239     if ( (i_command & 0xF0) != 0 )
5240     {
5241         bool b_test_positive = (i_command & CMD_DVD_IF_NOT) == 0;
5242         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5243         uint8 i_test = i_command & 0x70;
5244         uint16 i_value;
5245
5246         if ( b_test_value )
5247             i_value = ( p_command[4] << 8 ) + p_command[5];
5248         else
5249             i_value = GetPRM( p_command[7] );
5250
5251         switch ( i_test )
5252         {
5253         case CMD_DVD_IF_GPREG_EQUAL:
5254             // if equals
5255             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5256             if (!( GetPRM( p_command[3] ) == i_value ))
5257             {
5258                 b_test_positive = !b_test_positive;
5259             }
5260             break;
5261         case CMD_DVD_IF_GPREG_INF:
5262             // if inferior
5263             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5264             if (!( GetPRM( p_command[3] ) < i_value ))
5265             {
5266                 b_test_positive = !b_test_positive;
5267             }
5268             break;
5269         case CMD_DVD_IF_GPREG_AND:
5270             // if logical and
5271             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5272             if (!( GetPRM( p_command[3] ) & i_value ))
5273             {
5274                 b_test_positive = !b_test_positive;
5275             }
5276             break;
5277         case CMD_DVD_IF_GPREG_SUP_EQUAL:
5278             // if superior or equal
5279             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5280             if (!( GetPRM( p_command[3] ) >= i_value ))
5281             {
5282                 b_test_positive = !b_test_positive;
5283             }
5284             break;
5285         }
5286
5287         if ( !b_test_positive )
5288             return false;
5289     }
5290
5291     // strip the test command
5292     i_command &= 0xFF0F;
5293
5294     switch ( i_command )
5295     {
5296     case CMD_DVD_NOP:
5297     case CMD_DVD_NOP2:
5298         {
5299             msg_Dbg( &sys.demuxer, "NOP" );
5300             break;
5301         }
5302     case CMD_DVD_BREAK:
5303         {
5304             msg_Dbg( &sys.demuxer, "Break" );
5305             // TODO
5306             break;
5307         }
5308     case CMD_DVD_JUMP_TT:
5309         {
5310             uint8 i_title = p_command[5];
5311             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
5312
5313             // find in the ChapProcessPrivate matching this Title level
5314             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
5315             if ( p_chapter != NULL )
5316             {
5317                 // if the segment is not part of the current segment, select the new one
5318                 if ( p_segment != sys.p_current_segment )
5319                 {
5320                     sys.PreparePlayback( p_segment );
5321                 }
5322
5323                 // jump to the location in the found segment
5324                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, NULL );
5325                 p_chapter->Enter( true );
5326
5327                 f_result = true;
5328             }
5329
5330             break;
5331         }
5332     case CMD_DVD_CALLSS_VTSM1:
5333         {
5334             msg_Dbg( &sys.demuxer, "CallSS VTSM" );
5335             switch( (p_command[6] & 0xC0) >> 6 ) {
5336                 case 0:
5337                     switch ( p_command[5] )
5338                     {
5339                     case 0x00:
5340                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[5]);
5341                         break;
5342                     case 0x82:
5343                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[5]);
5344                         break;
5345                     case 0x83:
5346                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[5]);
5347                         break;
5348                     case 0x84:
5349                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[5]);
5350                         break;
5351                     case 0x85:
5352                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[5]);
5353                         break;
5354                     case 0x86:
5355                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[5]);
5356                         break;
5357                     case 0x87:
5358                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[5]);
5359                         break;
5360                     default:
5361                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[5]);
5362                         break;
5363                     }
5364                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_command[5], 1, p_segment );
5365                     if ( p_chapter != NULL )
5366                     {
5367                         // if the segment is not part of the current segment, select the new one
5368                         if ( p_segment != sys.p_current_segment )
5369                         {
5370                             sys.PreparePlayback( p_segment );
5371                         }
5372
5373                         p_chapter->Enter( true );
5374
5375                         // jump to the location in the found segment
5376                         p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5377                         f_result = true;
5378                     }
5379                 break;
5380                 case 1:
5381                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5382                 break;
5383                 case 2:
5384                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5385                 break;
5386                 case 3:
5387                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[3] << 8) + p_command[4], p_command[5]);
5388                 break;
5389             }
5390             break;
5391         }
5392     case CMD_DVD_SET_GPRMMD:
5393         {
5394             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
5395
5396             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
5397                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
5398             break;
5399         }
5400     case CMD_DVD_LINKPGCN:
5401         {
5402             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
5403
5404             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
5405             // TODO
5406             break;
5407         }
5408     case CMD_DVD_LINKCN:
5409         {
5410             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", (p_command[6] << 8) + p_command[7] );
5411             // TODO
5412             f_result = true;
5413             break;
5414         }
5415     case CMD_DVD_GOTO_LINE:
5416         {
5417             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
5418             // TODO
5419             break;
5420         }
5421     default:
5422         {
5423             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
5424                      ,p_command[0]
5425                      ,p_command[1]
5426                      ,p_command[2]
5427                      ,p_command[3]
5428                      ,p_command[4]
5429                      ,p_command[5]
5430                      ,p_command[6]
5431                      ,p_command[7]);
5432             break;
5433         }
5434     }
5435
5436     return f_result;
5437 }
5438
5439 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5440 {
5441     if ( i_cookie_size != 1 || data.m_private_data.GetSize() < 4 )
5442         return false;
5443
5444     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
5445         return false;
5446
5447     uint16 i_gtitle = (data.m_private_data.GetBuffer()[1] << 8 ) + data.m_private_data.GetBuffer()[2];
5448     uint8 i_title = *(uint8*)p_cookie;
5449
5450     return (i_gtitle == i_title);
5451 }
5452
5453 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5454 {
5455     if ( i_cookie_size != 1 || data.m_private_data.GetSize() < 7 )
5456         return false;
5457
5458     if ( data.m_private_data.GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5459         return false;
5460
5461     uint8 i_pgc_type = data.m_private_data.GetBuffer()[3];
5462     uint8 i_pgc = *(uint8*)p_cookie;
5463
5464     return (i_pgc_type == i_pgc);
5465 }
5466
5467 bool matroska_script_codec_c::Enter()
5468 {
5469     bool f_result = false;
5470     std::vector<KaxChapterProcessData>::iterator index = enter_cmds.begin();
5471     while ( index != enter_cmds.end() )
5472     {
5473         if ( (*index).GetSize() )
5474         {
5475             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
5476             f_result |= interpretor.Interpret( (*index).GetBuffer(), (*index).GetSize() );
5477         }
5478         index++;
5479     }
5480     return f_result;
5481 }
5482
5483 bool matroska_script_codec_c::Leave()
5484 {
5485     bool f_result = false;
5486     std::vector<KaxChapterProcessData>::iterator index = leave_cmds.begin();
5487     while ( index != leave_cmds.end() )
5488     {
5489         if ( (*index).GetSize() )
5490         {
5491             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
5492             f_result |= interpretor.Interpret( (*index).GetBuffer(), (*index).GetSize() );
5493         }
5494         index++;
5495     }
5496     return f_result;
5497 }
5498
5499 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
5500 //  for a description of existing commands
5501 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5502 {
5503     bool b_result = false;
5504
5505     char *psz_str = (char*) malloc( i_size + 1 );
5506     memcpy( psz_str, p_command, i_size );
5507     psz_str[ i_size ] = '\0';
5508
5509     std::string sz_command = psz_str;
5510     free( psz_str );
5511
5512     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
5513
5514     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
5515     {
5516         size_t i,j;
5517
5518         // find the (
5519         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
5520         {
5521             if ( sz_command[i] == '(' )
5522             {
5523                 i++;
5524                 break;
5525             }
5526         }
5527         // find the )
5528         for ( j=i; j<sz_command.size(); j++)
5529         {
5530             if ( sz_command[j] == ')' )
5531             {
5532                 i--;
5533                 break;
5534             }
5535         }
5536
5537         std::string st = sz_command.substr( i+1, j-i-1 );
5538         int64_t i_chapter_uid = atoi( st.c_str() );
5539
5540         virtual_segment_c *p_segment;
5541         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
5542
5543         if ( p_chapter == NULL )
5544             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
5545         else
5546         {
5547             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
5548                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5549             b_result = true;
5550         }
5551     }
5552
5553     return b_result;
5554 }
5555
5556 void demux_sys_t::SwapButtons()
5557 {
5558 #ifndef WORDS_BIGENDIAN
5559     uint8_t button, i, j;
5560
5561     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
5562         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
5563         binary *p_data = (binary*) button_ptr;
5564
5565         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
5566         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
5567         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
5568         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
5569         button_ptr->x_start = i_x_start;
5570         button_ptr->x_end   = i_x_end;
5571         button_ptr->y_start = i_y_start;
5572         button_ptr->y_end   = i_y_end;
5573
5574     }
5575     for ( i = 0; i<3; i++ )
5576     {
5577         for ( j = 0; j<2; j++ )
5578         {
5579             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
5580         }
5581     }
5582 #endif
5583 }