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

   1 /*****************************************************************************
   2  * mkv.cpp : matroska demuxer
   3  *****************************************************************************
   4  * Copyright (C) 2003-2004 VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *          Steve Lhomme <steve.lhomme@free.fr>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  23  *****************************************************************************/
  24
  25 /*****************************************************************************
  26  * Preamble
  27  *****************************************************************************/
  28 #include <stdlib.h>                                      /* malloc(), free() */
  29
  30 #include <vlc/vlc.h>
  31
  32 #ifdef HAVE_TIME_H
  33 #   include <time.h>                                               /* time() */
  34 #endif
  35
  36 #include <vlc/input.h>
  37
  38 #include <codecs.h>                        /* BITMAPINFOHEADER, WAVEFORMATEX */
  39 #include "iso_lang.h"
  40 #include "vlc_meta.h"
  41
  42 #include <iostream>
  43 #include <cassert>
  44 #include <typeinfo>
  45 #include <string>
  46 #include <vector>
  47 #include <algorithm>
  48
  49 #ifdef HAVE_DIRENT_H
  50 #   include <dirent.h>
  51 #endif
  52
  53 /* libebml and matroska */
  54 #include "ebml/EbmlHead.h"
  55 #include "ebml/EbmlSubHead.h"
  56 #include "ebml/EbmlStream.h"
  57 #include "ebml/EbmlContexts.h"
  58 #include "ebml/EbmlVoid.h"
  59 #include "ebml/EbmlVersion.h"
  60 #include "ebml/StdIOCallback.h"
  61
  62 #include "matroska/KaxAttachments.h"
  63 #include "matroska/KaxBlock.h"
  64 #include "matroska/KaxBlockData.h"
  65 #include "matroska/KaxChapters.h"
  66 #include "matroska/KaxCluster.h"
  67 #include "matroska/KaxClusterData.h"
  68 #include "matroska/KaxContexts.h"
  69 #include "matroska/KaxCues.h"
  70 #include "matroska/KaxCuesData.h"
  71 #include "matroska/KaxInfo.h"
  72 #include "matroska/KaxInfoData.h"
  73 #include "matroska/KaxSeekHead.h"
  74 #include "matroska/KaxSegment.h"
  75 #include "matroska/KaxTag.h"
  76 #include "matroska/KaxTags.h"
  77 #include "matroska/KaxTagMulti.h"
  78 #include "matroska/KaxTracks.h"
  79 #include "matroska/KaxTrackAudio.h"
  80 #include "matroska/KaxTrackVideo.h"
  81 #include "matroska/KaxTrackEntryData.h"
  82 #include "matroska/KaxContentEncoding.h"
  83 #include "matroska/KaxVersion.h"
  84
  85 #include "ebml/StdIOCallback.h"
  86
  87 #include "vlc_keys.h"
  88
  89 extern "C" {
  90    #include "mp4/libmp4.h"
  91 }
  92 #ifdef HAVE_ZLIB_H
  93 #   include <zlib.h>
  94 #endif
  95
  96 #define MATROSKA_COMPRESSION_NONE 0
  97 #define MATROSKA_COMPRESSION_ZLIB 1
  98
  99 #define MKVD_TIMECODESCALE 1000000
 100
 101 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 102 #undef ATTRIBUTE_PACKED
 103 #undef PRAGMA_PACK_BEGIN
 104 #undef PRAGMA_PACK_END
 105
 106 #if defined(__GNUC__)
 107 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
 108 #define ATTRIBUTE_PACKED __attribute__ ((packed))
 109 #define PRAGMA_PACK 0
 110 #endif
 111 #endif
 112
 113 #if !defined(ATTRIBUTE_PACKED)
 114 #define ATTRIBUTE_PACKED
 115 #define PRAGMA_PACK 1
 116 #endif
 117
 118 #if PRAGMA_PACK
 119 #pragma pack(1)
 120 #endif
 121
 122 /*************************************
 123 *  taken from libdvdnav / libdvdread
 124 **************************************/
 125
 126 /**
 127  * DVD Time Information.
 128  */
 129 typedef struct {
 130   uint8_t hour;
 131   uint8_t minute;
 132   uint8_t second;
 133   uint8_t frame_u; /* The two high bits are the frame rate. */
 134 } ATTRIBUTE_PACKED dvd_time_t;
 135
 136 /**
 137  * User Operations.
 138  */
 139 typedef struct {
 140 #ifdef WORDS_BIGENDIAN
 141   unsigned char zero                           : 7; /* 25-31 */
 142   unsigned char video_pres_mode_change         : 1; /* 24 */
 143
 144   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 145   unsigned char angle_change                   : 1;
 146   unsigned char subpic_stream_change           : 1;
 147   unsigned char audio_stream_change            : 1;
 148   unsigned char pause_on                       : 1;
 149   unsigned char still_off                      : 1;
 150   unsigned char button_select_or_activate      : 1;
 151   unsigned char resume                         : 1; /* 16 */
 152
 153   unsigned char chapter_menu_call              : 1; /* 15 */
 154   unsigned char angle_menu_call                : 1;
 155   unsigned char audio_menu_call                : 1;
 156   unsigned char subpic_menu_call               : 1;
 157   unsigned char root_menu_call                 : 1;
 158   unsigned char title_menu_call                : 1;
 159   unsigned char backward_scan                  : 1;
 160   unsigned char forward_scan                   : 1; /* 8 */
 161
 162   unsigned char next_pg_search                 : 1; /* 7 */
 163   unsigned char prev_or_top_pg_search          : 1;
 164   unsigned char time_or_chapter_search         : 1;
 165   unsigned char go_up                          : 1;
 166   unsigned char stop                           : 1;
 167   unsigned char title_play                     : 1;
 168   unsigned char chapter_search_or_play         : 1;
 169   unsigned char title_or_time_play             : 1; /* 0 */
 170 #else
 171   unsigned char video_pres_mode_change         : 1; /* 24 */
 172   unsigned char zero                           : 7; /* 25-31 */
 173
 174   unsigned char resume                         : 1; /* 16 */
 175   unsigned char button_select_or_activate      : 1;
 176   unsigned char still_off                      : 1;
 177   unsigned char pause_on                       : 1;
 178   unsigned char audio_stream_change            : 1;
 179   unsigned char subpic_stream_change           : 1;
 180   unsigned char angle_change                   : 1;
 181   unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
 182
 183   unsigned char forward_scan                   : 1; /* 8 */
 184   unsigned char backward_scan                  : 1;
 185   unsigned char title_menu_call                : 1;
 186   unsigned char root_menu_call                 : 1;
 187   unsigned char subpic_menu_call               : 1;
 188   unsigned char audio_menu_call                : 1;
 189   unsigned char angle_menu_call                : 1;
 190   unsigned char chapter_menu_call              : 1; /* 15 */
 191
 192   unsigned char title_or_time_play             : 1; /* 0 */
 193   unsigned char chapter_search_or_play         : 1;
 194   unsigned char title_play                     : 1;
 195   unsigned char stop                           : 1;
 196   unsigned char go_up                          : 1;
 197   unsigned char time_or_chapter_search         : 1;
 198   unsigned char prev_or_top_pg_search          : 1;
 199   unsigned char next_pg_search                 : 1; /* 7 */
 200 #endif
 201 } ATTRIBUTE_PACKED user_ops_t;
 202
 203 /**
 204  * Type to store per-command data.
 205  */
 206 typedef struct {
 207   uint8_t bytes[8];
 208 } ATTRIBUTE_PACKED vm_cmd_t;
 209 #define COMMAND_DATA_SIZE 8
 210
 211 /**
 212  * PCI General Information
 213  */
 214 typedef struct {
 215   uint32_t nv_pck_lbn;      /**< sector address of this nav pack */
 216   uint16_t vobu_cat;        /**< 'category' of vobu */
 217   uint16_t zero1;           /**< reserved */
 218   user_ops_t vobu_uop_ctl;  /**< UOP of vobu */
 219   uint32_t vobu_s_ptm;      /**< start presentation time of vobu */
 220   uint32_t vobu_e_ptm;      /**< end presentation time of vobu */
 221   uint32_t vobu_se_e_ptm;   /**< end ptm of sequence end in vobu */
 222   dvd_time_t e_eltm;        /**< Cell elapsed time */
 223   char vobu_isrc[32];
 224 } ATTRIBUTE_PACKED pci_gi_t;
 225
 226 /**
 227  * Non Seamless Angle Information
 228  */
 229 typedef struct {
 230   uint32_t nsml_agl_dsta[9];  /**< address of destination vobu in AGL_C#n */
 231 } ATTRIBUTE_PACKED nsml_agli_t;
 232
 233 /**
 234  * Highlight General Information
 235  *
 236  * For btngrX_dsp_ty the bits have the following meaning:
 237  * 000b: normal 4/3 only buttons
 238  * XX1b: wide (16/9) buttons
 239  * X1Xb: letterbox buttons
 240  * 1XXb: pan&scan buttons
 241  */
 242 typedef struct {
 243   uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
 244   uint32_t hli_s_ptm;              /**< start ptm of hli */
 245   uint32_t hli_e_ptm;              /**< end ptm of hli */
 246   uint32_t btn_se_e_ptm;           /**< end ptm of button select */
 247 #ifdef WORDS_BIGENDIAN
 248   unsigned char zero1 : 2;          /**< reserved */
 249   unsigned char btngr_ns : 2;       /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
 250   unsigned char zero2 : 1;          /**< reserved */
 251   unsigned char btngr1_dsp_ty : 3;  /**< display type of subpic stream for button group 1 */
 252   unsigned char zero3 : 1;          /**< reserved */
 253   unsigned char btngr2_dsp_ty : 3;  /**< display type of subpic stream for button group 2 */
 254   unsigned char zero4 : 1;          /**< reserved */
 255   unsigned char btngr3_dsp_ty : 3;  /**< display type of subpic stream for button group 3 */
 256 #else
 257   unsigned char btngr1_dsp_ty : 3;
 258   unsigned char zero2 : 1;
 259   unsigned char btngr_ns : 2;
 260   unsigned char zero1 : 2;
 261   unsigned char btngr3_dsp_ty : 3;
 262   unsigned char zero4 : 1;
 263   unsigned char btngr2_dsp_ty : 3;
 264   unsigned char zero3 : 1;
 265 #endif
 266   uint8_t btn_ofn;     /**< button offset number range 0-255 */
 267   uint8_t btn_ns;      /**< number of valid buttons  <= 36/18/12 (low 6 bits) */
 268   uint8_t nsl_btn_ns;  /**< number of buttons selectable by U_BTNNi (low 6 bits)   nsl_btn_ns <= btn_ns */
 269   uint8_t zero5;       /**< reserved */
 270   uint8_t fosl_btnn;   /**< forcedly selected button  (low 6 bits) */
 271   uint8_t foac_btnn;   /**< forcedly activated button (low 6 bits) */
 272 } ATTRIBUTE_PACKED hl_gi_t;
 273
 274
 275 /**
 276  * Button Color Information Table
 277  * Each entry beeing a 32bit word that contains the color indexs and alpha
 278  * values to use.  They are all represented by 4 bit number and stored
 279  * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0].   The actual palette
 280  * that the indexes reference is in the PGC.
 281  * @TODO split the uint32_t into a struct
 282  */
 283 typedef struct {
 284   uint32_t btn_coli[3][2];  /**< [button color number-1][select:0/action:1] */
 285 } ATTRIBUTE_PACKED btn_colit_t;
 286
 287 /**
 288  * Button Information
 289  *
 290  * NOTE: I've had to change the structure from the disk layout to get
 291  * the packing to work with Sun's Forte C compiler.
 292  * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ  is: ABCG DEFH IJ
 293  */
 294 typedef struct {
 295 #ifdef WORDS_BIGENDIAN
 296   uint32        btn_coln         : 2;  /**< button color number */
 297   uint32        x_start          : 10; /**< x start offset within the overlay */
 298   uint32        zero1            : 2;  /**< reserved */
 299   uint32        x_end            : 10; /**< x end offset within the overlay */
 300
 301   uint32        zero3            : 2;  /**< reserved */
 302   uint32        up               : 6;  /**< button index when pressing up */
 303
 304   uint32        auto_action_mode : 2;  /**< 0: no, 1: activated if selected */
 305   uint32        y_start          : 10; /**< y start offset within the overlay */
 306   uint32        zero2            : 2;  /**< reserved */
 307   uint32        y_end            : 10; /**< y end offset within the overlay */
 308
 309   uint32        zero4            : 2;  /**< reserved */
 310   uint32        down             : 6;  /**< button index when pressing down */
 311   unsigned char zero5            : 2;  /**< reserved */
 312   unsigned char left             : 6;  /**< button index when pressing left */
 313   unsigned char zero6            : 2;  /**< reserved */
 314   unsigned char right            : 6;  /**< button index when pressing right */
 315 #else
 316   uint32        x_end            : 10;
 317   uint32        zero1            : 2;
 318   uint32        x_start          : 10;
 319   uint32        btn_coln         : 2;
 320
 321   uint32        up               : 6;
 322   uint32        zero3            : 2;
 323
 324   uint32        y_end            : 10;
 325   uint32        zero2            : 2;
 326   uint32        y_start          : 10;
 327   uint32        auto_action_mode : 2;
 328
 329   uint32        down             : 6;
 330   uint32        zero4            : 2;
 331   unsigned char left             : 6;
 332   unsigned char zero5            : 2;
 333   unsigned char right            : 6;
 334   unsigned char zero6            : 2;
 335 #endif
 336   vm_cmd_t cmd;
 337 } ATTRIBUTE_PACKED btni_t;
 338
 339 /**
 340  * Highlight Information
 341  */
 342 typedef struct {
 343   hl_gi_t     hl_gi;
 344   btn_colit_t btn_colit;
 345   btni_t      btnit[36];
 346 } ATTRIBUTE_PACKED hli_t;
 347
 348 /**
 349  * PCI packet
 350  */
 351 typedef struct {
 352   pci_gi_t    pci_gi;
 353   nsml_agli_t nsml_agli;
 354   hli_t       hli;
 355   uint8_t     zero1[189];
 356 } ATTRIBUTE_PACKED pci_t;
 357
 358
 359 #if PRAGMA_PACK
 360 #pragma pack()
 361 #endif
 362 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 363
 364
 365 /**
 366  * What's between a directory and a filename?
 367  */
 368 #if defined( WIN32 )
 369     #define DIRECTORY_SEPARATOR '\\'
 370 #else
 371     #define DIRECTORY_SEPARATOR '/'
 372 #endif
 373
 374 using namespace LIBMATROSKA_NAMESPACE;
 375 using namespace std;
 376
 377 /*****************************************************************************
 378  * Module descriptor
 379  *****************************************************************************/
 380 static int  Open ( vlc_object_t * );
 381 static void Close( vlc_object_t * );
 382
 383 vlc_module_begin();
 384     set_shortname( _("Matroska") );
 385     set_description( _("Matroska stream demuxer" ) );
 386     set_capability( "demux2", 50 );
 387     set_callbacks( Open, Close );
 388     set_category( CAT_INPUT );
 389     set_subcategory( SUBCAT_INPUT_DEMUX );
 390
 391     add_bool( "mkv-use-ordered-chapters", 1, NULL,
 392             N_("Ordered chapters"),
 393             N_("Play ordered chapters as specified in the segment"), VLC_TRUE );
 394
 395     add_bool( "mkv-use-chapter-codec", 1, NULL,
 396             N_("Chapter codecs"),
 397             N_("Use chapter codecs found in the segment"), VLC_TRUE );
 398
 399     add_bool( "mkv-seek-percent", 0, NULL,
 400             N_("Seek based on percent not time"),
 401             N_("Seek based on percent not time"), VLC_TRUE );
 402
 403     add_bool( "mkv-use-dummy", 0, NULL,
 404             N_("Dummy Elements"),
 405             N_("Read and discard unknown EBML elements (not good for broken files)"), VLC_TRUE );
 406
 407     add_shortcut( "mka" );
 408     add_shortcut( "mkv" );
 409 vlc_module_end();
 410
 411 /*****************************************************************************
 412  * Local prototypes
 413  *****************************************************************************/
 414 #ifdef HAVE_ZLIB_H
 415 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
 416     int result, dstsize, n;
 417     unsigned char *dst;
 418     block_t *p_block;
 419     z_stream d_stream;
 420
 421     d_stream.zalloc = (alloc_func)0;
 422     d_stream.zfree = (free_func)0;
 423     d_stream.opaque = (voidpf)0;
 424     result = inflateInit(&d_stream);
 425     if( result != Z_OK )
 426     {
 427         msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
 428         return NULL;
 429     }
 430
 431     d_stream.next_in = (Bytef *)p_in_block->p_buffer;
 432     d_stream.avail_in = p_in_block->i_buffer;
 433     n = 0;
 434     p_block = block_New( p_this, 0 );
 435     dst = NULL;
 436     do
 437     {
 438         n++;
 439         p_block = block_Realloc( p_block, 0, n * 1000 );
 440         dst = (unsigned char *)p_block->p_buffer;
 441         d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
 442         d_stream.avail_out = 1000;
 443         result = inflate(&d_stream, Z_NO_FLUSH);
 444         if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
 445         {
 446             msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
 447             return NULL;
 448         }
 449     }
 450     while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
 451            ( result != Z_STREAM_END ) );
 452
 453     dstsize = d_stream.total_out;
 454     inflateEnd( &d_stream );
 455
 456     p_block = block_Realloc( p_block, 0, dstsize );
 457     p_block->i_buffer = dstsize;
 458     block_Release( p_in_block );
 459
 460     return p_block;
 461 }
 462 #endif
 463
 464 /**
 465  * Helper function to print the mkv parse tree
 466  */
 467 static void MkvTree( demux_t & demuxer, int i_level, char *psz_format, ... )
 468 {
 469     va_list args;
 470     if( i_level > 9 )
 471     {
 472         msg_Err( &demuxer, "too deep tree" );
 473         return;
 474     }
 475     va_start( args, psz_format );
 476     static char *psz_foo = "|   |   |   |   |   |   |   |   |   |";
 477     char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
 478     strncpy( psz_foo2, psz_foo, 4 * i_level );
 479     psz_foo2[ 4 * i_level ] = '+';
 480     psz_foo2[ 4 * i_level + 1 ] = ' ';
 481     strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
 482     __msg_GenericVa( VLC_OBJECT(&demuxer), VLC_MSG_DBG, "mkv", psz_foo2, args );
 483     free( psz_foo2 );
 484     va_end( args );
 485 }
 486
 487 /*****************************************************************************
 488  * Stream managment
 489  *****************************************************************************/
 490 class vlc_stream_io_callback: public IOCallback
 491 {
 492   private:
 493     stream_t       *s;
 494     vlc_bool_t     mb_eof;
 495
 496   public:
 497     vlc_stream_io_callback( stream_t * );
 498
 499     virtual uint32   read            ( void *p_buffer, size_t i_size);
 500     virtual void     setFilePointer  ( int64_t i_offset, seek_mode mode = seek_beginning );
 501     virtual size_t   write           ( const void *p_buffer, size_t i_size);
 502     virtual uint64   getFilePointer  ( void );
 503     virtual void     close           ( void );
 504 };
 505
 506 /*****************************************************************************
 507  * Ebml Stream parser
 508  *****************************************************************************/
 509 class EbmlParser
 510 {
 511   public:
 512     EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
 513     virtual ~EbmlParser( void );
 514
 515     void Up( void );
 516     void Down( void );
 517     void Reset( demux_t *p_demux );
 518     EbmlElement *Get( void );
 519     void        Keep( void );
 520
 521     int GetLevel( void );
 522
 523   private:
 524     EbmlStream  *m_es;
 525     int         mi_level;
 526     EbmlElement *m_el[10];
 527     int64_t      mi_remain_size[10];
 528
 529     EbmlElement *m_got;
 530
 531     int         mi_user_level;
 532     vlc_bool_t  mb_keep;
 533     vlc_bool_t  mb_dummy;
 534 };
 535
 536
 537 /*****************************************************************************
 538  * Some functions to manipulate memory
 539  *****************************************************************************/
 540 #define GetFOURCC( p )  __GetFOURCC( (uint8_t*)p )
 541 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
 542 {
 543     return VLC_FOURCC( p[0], p[1], p[2], p[3] );
 544 }
 545
 546 /*****************************************************************************
 547  * definitions of structures and functions used by this plugins
 548  *****************************************************************************/
 549 typedef struct
 550 {
 551     vlc_bool_t   b_default;
 552     vlc_bool_t   b_enabled;
 553     unsigned int i_number;
 554
 555     int          i_extra_data;
 556     uint8_t      *p_extra_data;
 557
 558     char         *psz_codec;
 559
 560     uint64_t     i_default_duration;
 561     float        f_timecodescale;
 562
 563     /* video */
 564     es_format_t fmt;
 565     float       f_fps;
 566     es_out_id_t *p_es;
 567
 568     vlc_bool_t      b_inited;
 569     /* data to be send first */
 570     int             i_data_init;
 571     uint8_t         *p_data_init;
 572
 573     /* hack : it's for seek */
 574     vlc_bool_t      b_search_keyframe;
 575     vlc_bool_t      b_silent;
 576
 577     /* informative */
 578     char         *psz_codec_name;
 579     char         *psz_codec_settings;
 580     char         *psz_codec_info_url;
 581     char         *psz_codec_download_url;
 582
 583     /* encryption/compression */
 584     int           i_compression_type;
 585
 586 } mkv_track_t;
 587
 588 typedef struct
 589 {
 590     int     i_track;
 591     int     i_block_number;
 592
 593     int64_t i_position;
 594     int64_t i_time;
 595
 596     vlc_bool_t b_key;
 597 } mkv_index_t;
 598
 599 class demux_sys_t;
 600
 601 const binary MATROSKA_DVD_LEVEL_SS   = 0x30;
 602 const binary MATROSKA_DVD_LEVEL_LU   = 0x2A;
 603 const binary MATROSKA_DVD_LEVEL_TT   = 0x28;
 604 const binary MATROSKA_DVD_LEVEL_PGC  = 0x20;
 605 const binary MATROSKA_DVD_LEVEL_PG   = 0x18;
 606 const binary MATROSKA_DVD_LEVEL_PTT  = 0x10;
 607 const binary MATROSKA_DVD_LEVEL_CN   = 0x08;
 608
 609 class chapter_codec_cmds_c
 610 {
 611 public:
 612     chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
 613     :p_private_data(NULL)
 614     ,i_codec_id( codec_id )
 615     ,sys( demuxer )
 616     {}
 617
 618     virtual ~chapter_codec_cmds_c()
 619     {
 620         delete p_private_data;
 621         std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
 622         while ( indexe != enter_cmds.end() )
 623         {
 624             delete (*indexe);
 625             indexe++;
 626         }
 627         std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
 628         while ( indexl != leave_cmds.end() )
 629         {
 630             delete (*indexl);
 631             indexl++;
 632         }
 633         std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
 634         while ( indexd != during_cmds.end() )
 635         {
 636             delete (*indexd);
 637             indexd++;
 638         }
 639     }
 640
 641     void SetPrivate( const KaxChapterProcessPrivate & private_data )
 642     {
 643         p_private_data = new KaxChapterProcessPrivate( private_data );
 644     }
 645
 646     void AddCommand( const KaxChapterProcessCommand & command );
 647
 648     /// \return wether the codec has seeked in the files or not
 649     virtual bool Enter() { return false; }
 650     virtual bool Leave() { return false; }
 651     virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
 652     virtual int16 GetTitleNumber() { return -1; }
 653
 654     KaxChapterProcessPrivate *p_private_data;
 655
 656 protected:
 657     std::vector<KaxChapterProcessData*> enter_cmds;
 658     std::vector<KaxChapterProcessData*> during_cmds;
 659     std::vector<KaxChapterProcessData*> leave_cmds;
 660
 661     int i_codec_id;
 662     demux_sys_t & sys;
 663 };
 664
 665 class dvd_command_interpretor_c
 666 {
 667 public:
 668     dvd_command_interpretor_c( demux_sys_t & demuxer )
 669     :sys( demuxer )
 670     {
 671         memset( p_PRMs, 0, sizeof(p_PRMs) );
 672         p_PRMs[ 0x80 + 1 ] = 15;
 673         p_PRMs[ 0x80 + 2 ] = 62;
 674         p_PRMs[ 0x80 + 3 ] = 1;
 675         p_PRMs[ 0x80 + 4 ] = 1;
 676         p_PRMs[ 0x80 + 7 ] = 1;
 677         p_PRMs[ 0x80 + 8 ] = 1;
 678         p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
 679         p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
 680     }
 681
 682     bool Interpret( const binary * p_command, size_t i_size = 8 );
 683
 684     uint16 GetPRM( size_t index ) const
 685     {
 686         if ( index < 256 )
 687             return p_PRMs[ index ];
 688         else return 0;
 689     }
 690
 691     uint16 GetGPRM( size_t index ) const
 692     {
 693         if ( index >= 0 && index < 16 )
 694             return p_PRMs[ index ];
 695         else return 0;
 696     }
 697
 698     uint16 GetSPRM( size_t index ) const
 699     {
 700         // 21,22,23 reserved for future use
 701         if ( index >= 0x80 && index < 0x95 )
 702             return p_PRMs[ index ];
 703         else return 0;
 704     }
 705
 706     bool SetPRM( size_t index, uint16 value )
 707     {
 708         if ( index >= 0 && index < 16 )
 709         {
 710             p_PRMs[ index ] = value;
 711             return true;
 712         }
 713         return false;
 714     }
 715
 716     bool SetGPRM( size_t index, uint16 value )
 717     {
 718         if ( index >= 0 && index < 16 )
 719         {
 720             p_PRMs[ index ] = value;
 721             return true;
 722         }
 723         return false;
 724     }
 725
 726     bool SetSPRM( size_t index, uint16 value )
 727     {
 728         if ( index > 0x80 && index <= 0x8D && index != 0x8C )
 729         {
 730             p_PRMs[ index ] = value;
 731             return true;
 732         }
 733         return false;
 734     }
 735
 736 protected:
 737     std::string GetRegTypeName( bool b_value, uint16 value ) const
 738     {
 739         std::string result;
 740         char s_value[6], s_reg_value[6];
 741         sprintf( s_value, "%.5d", value );
 742
 743         if ( b_value )
 744         {
 745             result = "value (";
 746             result += s_value;
 747             result += ")";
 748         }
 749         else if ( value < 0x80 )
 750         {
 751             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 752             result = "GPreg[";
 753             result += s_value;
 754             result += "] (";
 755             result += s_reg_value;
 756             result += ")";
 757         }
 758         else
 759         {
 760             sprintf( s_reg_value, "%.5d", GetPRM( value ) );
 761             result = "SPreg[";
 762             result += s_value;
 763             result += "] (";
 764             result += s_reg_value;
 765             result += ")";
 766         }
 767         return result;
 768     }
 769
 770     uint16       p_PRMs[256];
 771     demux_sys_t  & sys;
 772
 773     // DVD command IDs
 774
 775     // Tests
 776     // wether the test has to be positive or not
 777     static const uint16 CMD_DVD_IF_NOT              = 0x10;
 778     // wether it's a comparison on the value or register
 779     static const uint16 CMD_DVD_TEST_VALUE          = 0x80;
 780     static const uint16 CMD_DVD_IF_GPREG_AND        = (0 << 5);
 781     static const uint16 CMD_DVD_IF_GPREG_EQUAL      = (1 << 5);
 782     static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL  = (2 << 5);
 783     static const uint16 CMD_DVD_IF_GPREG_INF        = (3 << 5);
 784
 785     static const uint16 CMD_DVD_NOP                    = 0x0000;
 786     static const uint16 CMD_DVD_GOTO_LINE              = 0x0001;
 787     static const uint16 CMD_DVD_BREAK                  = 0x0002;
 788     // Links
 789     static const uint16 CMD_DVD_NOP2                   = 0x2001;
 790     static const uint16 CMD_DVD_LINKPGCN               = 0x2004;
 791     static const uint16 CMD_DVD_LINKPGN                = 0x2006;
 792     static const uint16 CMD_DVD_LINKCN                 = 0x2007;
 793     static const uint16 CMD_DVD_JUMP_TT                = 0x3002;
 794     static const uint16 CMD_DVD_JUMPVTS_TT             = 0x3003;
 795     static const uint16 CMD_DVD_JUMPVTS_PTT            = 0x3005;
 796     static const uint16 CMD_DVD_JUMP_SS                = 0x3006;
 797     static const uint16 CMD_DVD_CALLSS_VTSM1           = 0x3008;
 798     //
 799     static const uint16 CMD_DVD_SET_HL_BTNN2           = 0x4600;
 800     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1  = 0x4604;
 801     static const uint16 CMD_DVD_SET_STREAM             = 0x5100;
 802     static const uint16 CMD_DVD_SET_GPRMMD             = 0x5300;
 803     static const uint16 CMD_DVD_SET_HL_BTNN1           = 0x5600;
 804     static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2  = 0x5604;
 805     static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN     = 0x5607;
 806     // Operations
 807     static const uint16 CMD_DVD_MOV_SPREG_PREG         = 0x6100;
 808     static const uint16 CMD_DVD_GPREG_MOV_VALUE        = 0x7100;
 809     static const uint16 CMD_DVD_SUB_GPREG              = 0x7400;
 810     static const uint16 CMD_DVD_MULT_GPREG             = 0x7500;
 811     static const uint16 CMD_DVD_GPREG_DIV_VALUE        = 0x7600;
 812     static const uint16 CMD_DVD_GPREG_AND_VALUE        = 0x7900;
 813
 814     // callbacks when browsing inside CodecPrivate
 815     static bool MatchIsDomain     ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 816     static bool MatchVTSNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 817     static bool MatchTitleNumber  ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 818     static bool MatchPgcType      ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 819     static bool MatchPgcNumber    ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 820     static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 821     static bool MatchCellNumber   ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
 822 };
 823
 824 class dvd_chapter_codec_c : public chapter_codec_cmds_c
 825 {
 826 public:
 827     dvd_chapter_codec_c( demux_sys_t & sys )
 828     :chapter_codec_cmds_c( sys, 1 )
 829     {}
 830
 831     bool Enter();
 832     bool Leave();
 833     std::string GetCodecName( bool f_for_title = false ) const;
 834     int16 GetTitleNumber();
 835 };
 836
 837 class matroska_script_interpretor_c
 838 {
 839 public:
 840     matroska_script_interpretor_c( demux_sys_t & demuxer )
 841     :sys( demuxer )
 842     {}
 843
 844     bool Interpret( const binary * p_command, size_t i_size );
 845
 846     // DVD command IDs
 847     static const std::string CMD_MS_GOTO_AND_PLAY;
 848
 849 protected:
 850     demux_sys_t  & sys;
 851 };
 852
 853 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
 854
 855
 856 class matroska_script_codec_c : public chapter_codec_cmds_c
 857 {
 858 public:
 859     matroska_script_codec_c( demux_sys_t & sys )
 860     :chapter_codec_cmds_c( sys, 0 )
 861     ,interpretor( sys )
 862     {}
 863
 864     bool Enter();
 865     bool Leave();
 866
 867 protected:
 868     matroska_script_interpretor_c interpretor;
 869 };
 870
 871 class chapter_translation_c
 872 {
 873 public:
 874     chapter_translation_c()
 875         :p_translated(NULL)
 876     {}
 877
 878     ~chapter_translation_c()
 879     {
 880         delete p_translated;
 881     }
 882
 883     KaxChapterTranslateID  *p_translated;
 884     unsigned int           codec_id;
 885     std::vector<uint64_t>  editions;
 886 };
 887
 888 class chapter_item_c
 889 {
 890 public:
 891     chapter_item_c()
 892     :i_start_time(0)
 893     ,i_end_time(-1)
 894     ,i_user_start_time(-1)
 895     ,i_user_end_time(-1)
 896     ,i_seekpoint_num(-1)
 897     ,b_display_seekpoint(true)
 898     ,b_user_display(false)
 899     ,psz_parent(NULL)
 900     ,b_is_leaving(false)
 901     {}
 902
 903     virtual ~chapter_item_c()
 904     {
 905         std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
 906         while ( index != codecs.end() )
 907         {
 908             delete (*index);
 909             index++;
 910         }
 911         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
 912         while ( index_ != sub_chapters.end() )
 913         {
 914             delete (*index_);
 915             index_++;
 916         }
 917     }
 918
 919     int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
 920     int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
 921     chapter_item_c * FindTimecode( mtime_t i_timecode );
 922     void Append( const chapter_item_c & edition );
 923     chapter_item_c * FindChapter( int64_t i_find_uid );
 924     virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
 925                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
 926                                     const void *p_cookie,
 927                                     size_t i_cookie_size );
 928     std::string                 GetCodecName( bool f_for_title = false ) const;
 929     bool                        ParentOf( const chapter_item_c & item ) const;
 930     int16                       GetTitleNumber( ) const;
 931
 932     int64_t                     i_start_time, i_end_time;
 933     int64_t                     i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
 934     std::vector<chapter_item_c*> sub_chapters;
 935     int                         i_seekpoint_num;
 936     int64_t                     i_uid;
 937     bool                        b_display_seekpoint;
 938     bool                        b_user_display;
 939     std::string                 psz_name;
 940     chapter_item_c              *psz_parent;
 941     bool                        b_is_leaving;
 942
 943     std::vector<chapter_codec_cmds_c*> codecs;
 944
 945     bool operator<( const chapter_item_c & item ) const
 946     {
 947         return ( i_user_start_time < item.i_user_start_time || (i_user_start_time == item.i_user_start_time && i_user_end_time < item.i_user_end_time) );
 948     }
 949
 950     bool Enter( bool b_do_subchapters );
 951     bool Leave( bool b_do_subchapters );
 952     bool EnterAndLeave( chapter_item_c *p_item );
 953 };
 954
 955 class chapter_edition_c : public chapter_item_c
 956 {
 957 public:
 958     chapter_edition_c()
 959     :b_ordered(false)
 960     {}
 961
 962     void RefreshChapters( );
 963     mtime_t Duration() const;
 964     std::string GetMainName() const;
 965
 966     bool                        b_ordered;
 967 };
 968
 969 class matroska_segment_c
 970 {
 971 public:
 972     matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
 973         :segment(NULL)
 974         ,es(estream)
 975         ,i_timescale(MKVD_TIMECODESCALE)
 976         ,i_duration(-1)
 977         ,i_start_time(0)
 978         ,i_cues_position(-1)
 979         ,i_chapters_position(-1)
 980         ,i_tags_position(-1)
 981         ,cluster(NULL)
 982         ,i_start_pos(0)
 983         ,p_segment_uid(NULL)
 984         ,p_prev_segment_uid(NULL)
 985         ,p_next_segment_uid(NULL)
 986         ,b_cues(VLC_FALSE)
 987         ,i_index(0)
 988         ,i_index_max(1024)
 989         ,psz_muxing_application(NULL)
 990         ,psz_writing_application(NULL)
 991         ,psz_segment_filename(NULL)
 992         ,psz_title(NULL)
 993         ,psz_date_utc(NULL)
 994         ,i_default_edition(0)
 995         ,sys(demuxer)
 996         ,ep(NULL)
 997         ,b_preloaded(false)
 998     {
 999         p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1000     }
1001
1002     virtual ~matroska_segment_c()
1003     {
1004         for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1005         {
1006             if( tracks[i_track]->fmt.psz_description )
1007             {
1008                 free( tracks[i_track]->fmt.psz_description );
1009             }
1010 /*            if( tracks[i_track]->psz_codec )
1011             {
1012                 free( tracks[i_track]->psz_codec );
1013             }
1014             if( tracks[i_track]->fmt.psz_language )
1015             {
1016                 free( tracks[i_track]->fmt.psz_language );
1017             }*/
1018             delete tracks[i_track];
1019         }
1020
1021         if( psz_writing_application )
1022         {
1023             free( psz_writing_application );
1024         }
1025         if( psz_muxing_application )
1026         {
1027             free( psz_muxing_application );
1028         }
1029         if( psz_segment_filename )
1030         {
1031             free( psz_segment_filename );
1032         }
1033         if( psz_title )
1034         {
1035             free( psz_title );
1036         }
1037         if( psz_date_utc )
1038         {
1039             free( psz_date_utc );
1040         }
1041         if ( p_indexes )
1042             free( p_indexes );
1043
1044         delete ep;
1045         delete p_segment_uid;
1046         delete p_prev_segment_uid;
1047         delete p_next_segment_uid;
1048
1049         std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1050         while ( index != stored_editions.end() )
1051         {
1052             delete (*index);
1053             index++;
1054         }
1055         std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1056         while ( indext != translations.end() )
1057         {
1058             delete (*indext);
1059             indext++;
1060         }
1061     }
1062
1063     KaxSegment              *segment;
1064     EbmlStream              & es;
1065
1066     /* time scale */
1067     uint64_t                i_timescale;
1068
1069     /* duration of the segment */
1070     mtime_t                 i_duration;
1071     mtime_t                 i_start_time;
1072
1073     /* all tracks */
1074     std::vector<mkv_track_t*> tracks;
1075
1076     /* from seekhead */
1077     int64_t                 i_cues_position;
1078     int64_t                 i_chapters_position;
1079     int64_t                 i_tags_position;
1080
1081     KaxCluster              *cluster;
1082     int64_t                 i_start_pos;
1083     KaxSegmentUID           *p_segment_uid;
1084     KaxPrevUID              *p_prev_segment_uid;
1085     KaxNextUID              *p_next_segment_uid;
1086
1087     vlc_bool_t              b_cues;
1088     int                     i_index;
1089     int                     i_index_max;
1090     mkv_index_t             *p_indexes;
1091
1092     /* info */
1093     char                    *psz_muxing_application;
1094     char                    *psz_writing_application;
1095     char                    *psz_segment_filename;
1096     char                    *psz_title;
1097     char                    *psz_date_utc;
1098
1099     /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1100     /* when you remove this variable the compiler issues an atomicity error */
1101     /* this variable only works when using std::vector<chapter_edition_c> */
1102     std::vector<chapter_edition_c*> stored_editions;
1103     int                             i_default_edition;
1104
1105     std::vector<chapter_translation_c*> translations;
1106     std::vector<KaxSegmentFamily>  families;
1107
1108     demux_sys_t                    & sys;
1109     EbmlParser                     *ep;
1110     bool                           b_preloaded;
1111
1112     bool Preload( );
1113     bool PreloadFamily( const matroska_segment_c & segment );
1114     void ParseInfo( KaxInfo *info );
1115     void ParseChapters( KaxChapters *chapters );
1116     void ParseSeekHead( KaxSeekHead *seekhead );
1117     void ParseTracks( KaxTracks *tracks );
1118     void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1119     void ParseTrackEntry( KaxTrackEntry *m );
1120     void ParseCluster( );
1121     void IndexAppendCluster( KaxCluster *cluster );
1122     void LoadCues( );
1123     void LoadTags( );
1124     void InformationCreate( );
1125     void Seek( mtime_t i_date, mtime_t i_time_offset );
1126     int BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration );
1127     bool Select( mtime_t i_start_time );
1128     void UnSelect( );
1129
1130     static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1131 };
1132
1133 // class holding hard-linked segment together in the playback order
1134 class virtual_segment_c
1135 {
1136 public:
1137     virtual_segment_c( matroska_segment_c *p_segment )
1138         :p_editions(NULL)
1139         ,i_sys_title(0)
1140         ,i_current_segment(0)
1141         ,i_current_edition(-1)
1142         ,psz_current_chapter(NULL)
1143     {
1144         linked_segments.push_back( p_segment );
1145
1146         AppendUID( p_segment->p_segment_uid );
1147         AppendUID( p_segment->p_prev_segment_uid );
1148         AppendUID( p_segment->p_next_segment_uid );
1149     }
1150
1151     void Sort();
1152     size_t AddSegment( matroska_segment_c *p_segment );
1153     void PreloadLinked( );
1154     mtime_t Duration( ) const;
1155     void LoadCues( );
1156     void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1157
1158     inline chapter_edition_c *Edition()
1159     {
1160         if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1161             return (*p_editions)[i_current_edition];
1162         return NULL;
1163     }
1164
1165     matroska_segment_c * Segment() const
1166     {
1167         if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1168             return NULL;
1169         return linked_segments[i_current_segment];
1170     }
1171
1172     inline chapter_item_c *CurrentChapter() {
1173         return psz_current_chapter;
1174     }
1175
1176     bool SelectNext()
1177     {
1178         if ( i_current_segment < linked_segments.size()-1 )
1179         {
1180             i_current_segment++;
1181             return true;
1182         }
1183         return false;
1184     }
1185
1186     bool FindUID( KaxSegmentUID & uid ) const
1187     {
1188         for ( size_t i=0; i<linked_uids.size(); i++ )
1189         {
1190             if ( linked_uids[i] == uid )
1191                 return true;
1192         }
1193         return false;
1194     }
1195
1196     bool UpdateCurrentToChapter( demux_t & demux );
1197     void PrepareChapters( );
1198
1199     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1200                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1201                                         const void *p_cookie,
1202                                         size_t i_cookie_size );
1203     chapter_item_c *FindChapter( int64_t i_find_uid );
1204
1205     std::vector<chapter_edition_c*>  *p_editions;
1206     int                              i_sys_title;
1207
1208 protected:
1209     std::vector<matroska_segment_c*> linked_segments;
1210     std::vector<KaxSegmentUID>       linked_uids;
1211     size_t                           i_current_segment;
1212
1213     int                              i_current_edition;
1214     chapter_item_c                   *psz_current_chapter;
1215
1216     void                             AppendUID( const EbmlBinary * UID );
1217 };
1218
1219 class matroska_stream_c
1220 {
1221 public:
1222     matroska_stream_c( demux_sys_t & demuxer )
1223         :p_in(NULL)
1224         ,p_es(NULL)
1225         ,sys(demuxer)
1226     {}
1227
1228     virtual ~matroska_stream_c()
1229     {
1230         delete p_in;
1231         delete p_es;
1232     }
1233
1234     IOCallback         *p_in;
1235     EbmlStream         *p_es;
1236
1237     std::vector<matroska_segment_c*> segments;
1238
1239     demux_sys_t                      & sys;
1240 };
1241
1242 typedef struct
1243 {
1244     VLC_COMMON_MEMBERS
1245
1246     demux_t        *p_demux;
1247     vlc_mutex_t     lock;
1248
1249     vlc_bool_t      b_moved;
1250     vlc_bool_t      b_clicked;
1251     vlc_bool_t      b_key;
1252
1253 } event_thread_t;
1254
1255 class demux_sys_t
1256 {
1257 public:
1258     demux_sys_t( demux_t & demux )
1259         :demuxer(demux)
1260         ,i_pts(0)
1261         ,i_start_pts(0)
1262         ,i_chapter_time(0)
1263         ,meta(NULL)
1264         ,i_current_title(0)
1265         ,p_current_segment(NULL)
1266         ,dvd_interpretor( *this )
1267         ,f_duration(-1.0)
1268         ,b_ui_hooked(false)
1269         ,p_input(NULL)
1270         ,b_pci_packet_set(false)
1271         ,p_ev(NULL)
1272     {
1273         vlc_mutex_init( &demuxer, &lock_demuxer );
1274     }
1275
1276     virtual ~demux_sys_t()
1277     {
1278         StopUiThread();
1279         size_t i;
1280         for ( i=0; i<streams.size(); i++ )
1281             delete streams[i];
1282         for ( i=0; i<opened_segments.size(); i++ )
1283             delete opened_segments[i];
1284         for ( i=0; i<used_segments.size(); i++ )
1285             delete used_segments[i];
1286         vlc_mutex_destroy( &lock_demuxer );
1287     }
1288
1289     /* current data */
1290     demux_t                 & demuxer;
1291
1292     mtime_t                 i_pts;
1293     mtime_t                 i_start_pts;
1294     mtime_t                 i_chapter_time;
1295
1296     vlc_meta_t              *meta;
1297
1298     std::vector<input_title_t*>      titles; // matroska editions
1299     size_t                           i_current_title;
1300
1301     std::vector<matroska_stream_c*>  streams;
1302     std::vector<matroska_segment_c*> opened_segments;
1303     std::vector<virtual_segment_c*>  used_segments;
1304     virtual_segment_c                *p_current_segment;
1305
1306     dvd_command_interpretor_c        dvd_interpretor;
1307
1308     /* duration of the stream */
1309     float                   f_duration;
1310
1311     matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1312     chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1313                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1314                                         const void *p_cookie,
1315                                         size_t i_cookie_size,
1316                                         virtual_segment_c * & p_segment_found );
1317     chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1318
1319     void PreloadFamily( const matroska_segment_c & of_segment );
1320     void PreloadLinked( matroska_segment_c *p_segment );
1321     bool PreparePlayback( virtual_segment_c *p_new_segment );
1322     matroska_stream_c *AnalyseAllSegmentsFound( EbmlStream *p_estream );
1323     void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1324
1325     void StartUiThread();
1326     void StopUiThread();
1327     bool b_ui_hooked;
1328     inline void SwapButtons();
1329
1330     /* for spu variables */
1331     input_thread_t *p_input;
1332     pci_t          pci_packet;
1333     bool           b_pci_packet_set;
1334     uint8_t        alpha[4];
1335     vlc_mutex_t    lock_demuxer;
1336
1337     /* event */
1338     event_thread_t *p_ev;
1339     static int EventThread( vlc_object_t *p_this );
1340     static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1341                        vlc_value_t oldval, vlc_value_t newval, void *p_data );
1342     static int EventKey( vlc_object_t *p_this, char const *psz_var,
1343                      vlc_value_t oldval, vlc_value_t newval, void *p_data );
1344
1345
1346
1347 protected:
1348     virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1349     bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1350 };
1351
1352 static int  Demux  ( demux_t * );
1353 static int  Control( demux_t *, int, va_list );
1354 static void Seek   ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1355
1356 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1357
1358 static char *UTF8ToStr          ( const UTFstring &u );
1359
1360 /*****************************************************************************
1361  * Open: initializes matroska demux structures
1362  *****************************************************************************/
1363 static int Open( vlc_object_t * p_this )
1364 {
1365     demux_t            *p_demux = (demux_t*)p_this;
1366     demux_sys_t        *p_sys;
1367     matroska_stream_c  *p_stream;
1368     matroska_segment_c *p_segment;
1369     uint8_t            *p_peek;
1370     std::string        s_path, s_filename;
1371     vlc_stream_io_callback *p_io_callback;
1372     EbmlStream         *p_io_stream;
1373
1374     /* peek the begining */
1375     if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1376
1377     /* is a valid file */
1378     if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1379         p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1380
1381     /* Set the demux function */
1382     p_demux->pf_demux   = Demux;
1383     p_demux->pf_control = Control;
1384     p_demux->p_sys      = p_sys = new demux_sys_t( *p_demux );
1385
1386     p_io_callback = new vlc_stream_io_callback( p_demux->s );
1387     p_io_stream = new EbmlStream( *p_io_callback );
1388
1389     if( p_io_stream == NULL )
1390     {
1391         msg_Err( p_demux, "failed to create EbmlStream" );
1392         delete p_io_callback;
1393         delete p_sys;
1394         return VLC_EGENERIC;
1395     }
1396
1397     p_stream = p_sys->AnalyseAllSegmentsFound( p_io_stream );
1398     if( p_stream == NULL )
1399     {
1400         msg_Err( p_demux, "cannot find KaxSegment" );
1401         goto error;
1402     }
1403     p_sys->streams.push_back( p_stream );
1404
1405     p_stream->p_in = p_io_callback;
1406     p_stream->p_es = p_io_stream;
1407
1408     for (size_t i=0; i<p_stream->segments.size(); i++)
1409     {
1410         p_stream->segments[i]->Preload();
1411     }
1412
1413     p_segment = p_stream->segments[0];
1414     if( p_segment->cluster != NULL )
1415     {
1416         msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1417
1418         // reset the stream reading to the first cluster of the segment used
1419         p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1420     }
1421
1422     /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1423     if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1424     {
1425         // assume it's a regular file
1426         // get the directory path
1427         s_path = p_demux->psz_path;
1428         if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1429         {
1430             s_path = s_path.substr(0,s_path.length()-1);
1431         }
1432         else
1433         {
1434             if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1435             {
1436                 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1437             }
1438         }
1439
1440         struct dirent *p_file_item;
1441         DIR *p_src_dir = opendir(s_path.c_str());
1442
1443         if (p_src_dir != NULL)
1444         {
1445             while ((p_file_item = (dirent *) readdir(p_src_dir)))
1446             {
1447                 if (strlen(p_file_item->d_name) > 4)
1448                 {
1449                     s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
1450
1451                     if (!s_filename.compare(p_demux->psz_path))
1452                         continue; // don't reuse the original opened file
1453
1454 #if defined(__GNUC__) && (__GNUC__ < 3)
1455                     if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1456                         !s_filename.compare("mka", s_filename.length() - 3, 3))
1457 #else
1458                     if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1459                         !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1460 #endif
1461                     {
1462                         // test wether this file belongs to the our family
1463                         StdIOCallback *p_file_io = new StdIOCallback(s_filename.c_str(), MODE_READ);
1464                         EbmlStream *p_estream = new EbmlStream(*p_file_io);
1465
1466                         p_stream = p_sys->AnalyseAllSegmentsFound( p_estream );
1467                         if ( p_stream == NULL )
1468                         {
1469                             msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1470                             delete p_estream;
1471                             delete p_file_io;
1472                         }
1473                         else
1474                         {
1475                             p_stream->p_in = p_file_io;
1476                             p_stream->p_es = p_estream;
1477                             p_sys->streams.push_back( p_stream );
1478                         }
1479                     }
1480                 }
1481             }
1482             closedir( p_src_dir );
1483         }
1484     }
1485
1486     p_sys->PreloadFamily( *p_segment );
1487     p_sys->PreloadLinked( p_segment );
1488     if ( !p_sys->PreparePlayback( NULL ) )
1489     {
1490         msg_Err( p_demux, "cannot use the segment" );
1491         goto error;
1492     }
1493
1494     p_sys->StartUiThread();
1495
1496     return VLC_SUCCESS;
1497
1498 error:
1499     delete p_sys;
1500     return VLC_EGENERIC;
1501 }
1502
1503 /*****************************************************************************
1504  * Close: frees unused data
1505  *****************************************************************************/
1506 static void Close( vlc_object_t *p_this )
1507 {
1508     demux_t     *p_demux = (demux_t*)p_this;
1509     demux_sys_t *p_sys   = p_demux->p_sys;
1510
1511     delete p_sys;
1512 }
1513
1514 /*****************************************************************************
1515  * Control:
1516  *****************************************************************************/
1517 static int Control( demux_t *p_demux, int i_query, va_list args )
1518 {
1519     demux_sys_t        *p_sys = p_demux->p_sys;
1520     int64_t     *pi64;
1521     double      *pf, f;
1522     int         i_skp;
1523     size_t      i_idx;
1524
1525     vlc_meta_t **pp_meta;
1526
1527     switch( i_query )
1528     {
1529         case DEMUX_GET_META:
1530             pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1531             *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1532             return VLC_SUCCESS;
1533
1534         case DEMUX_GET_LENGTH:
1535             pi64 = (int64_t*)va_arg( args, int64_t * );
1536             if( p_sys->f_duration > 0.0 )
1537             {
1538                 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1539                 return VLC_SUCCESS;
1540             }
1541             return VLC_EGENERIC;
1542
1543         case DEMUX_GET_POSITION:
1544             pf = (double*)va_arg( args, double * );
1545             if ( p_sys->f_duration > 0.0 )
1546                 *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);
1547             return VLC_SUCCESS;
1548
1549         case DEMUX_SET_POSITION:
1550             f = (double)va_arg( args, double );
1551             Seek( p_demux, -1, f, NULL );
1552             return VLC_SUCCESS;
1553
1554         case DEMUX_GET_TIME:
1555             pi64 = (int64_t*)va_arg( args, int64_t * );
1556             *pi64 = p_sys->i_pts;
1557             return VLC_SUCCESS;
1558
1559         case DEMUX_GET_TITLE_INFO:
1560             if( p_sys->titles.size() )
1561             {
1562                 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1563                 int *pi_int    = (int*)va_arg( args, int* );
1564
1565                 *pi_int = p_sys->titles.size();
1566                 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1567
1568                 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1569                 {
1570                     (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1571                 }
1572
1573                 return VLC_SUCCESS;
1574             }
1575             return VLC_EGENERIC;
1576
1577         case DEMUX_SET_TITLE:
1578             /* TODO handle editions as titles */
1579             i_idx = (int)va_arg( args, int );
1580             if( i_idx < p_sys->used_segments.size() )
1581             {
1582                 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1583                 return VLC_SUCCESS;
1584             }
1585             return VLC_EGENERIC;
1586
1587         case DEMUX_SET_SEEKPOINT:
1588             i_skp = (int)va_arg( args, int );
1589
1590             // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1591             if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1592             {
1593                 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1594                 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1595                 p_demux->info.i_seekpoint = i_skp;
1596                 return VLC_SUCCESS;
1597             }
1598             return VLC_EGENERIC;
1599
1600         case DEMUX_SET_TIME:
1601         case DEMUX_GET_FPS:
1602         default:
1603             return VLC_EGENERIC;
1604     }
1605 }
1606
1607 int matroska_segment_c::BlockGet( KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1608 {
1609     *pp_block = NULL;
1610     *pi_ref1  = -1;
1611     *pi_ref2  = -1;
1612
1613     for( ;; )
1614     {
1615         EbmlElement *el;
1616         int         i_level;
1617
1618         if ( ep == NULL )
1619             return VLC_EGENERIC;
1620
1621         el = ep->Get();
1622         i_level = ep->GetLevel();
1623
1624         if( el == NULL && *pp_block != NULL )
1625         {
1626             /* update the index */
1627 #define idx p_indexes[i_index - 1]
1628             if( i_index > 0 && idx.i_time == -1 )
1629             {
1630                 idx.i_time        = (*pp_block)->GlobalTimecode() / (mtime_t)1000;
1631                 idx.b_key         = *pi_ref1 == -1 ? VLC_TRUE : VLC_FALSE;
1632             }
1633 #undef idx
1634             return VLC_SUCCESS;
1635         }
1636
1637         if( el == NULL )
1638         {
1639             if( ep->GetLevel() > 1 )
1640             {
1641                 ep->Up();
1642                 continue;
1643             }
1644             msg_Warn( &sys.demuxer, "EOF" );
1645             return VLC_EGENERIC;
1646         }
1647
1648         /* do parsing */
1649         switch ( i_level )
1650         {
1651         case 1:
1652             if( MKV_IS_ID( el, KaxCluster ) )
1653             {
1654                 cluster = (KaxCluster*)el;
1655
1656                 /* add it to the index */
1657                 if( i_index == 0 ||
1658                     ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1659                 {
1660                     IndexAppendCluster( cluster );
1661                 }
1662
1663                 // reset silent tracks
1664                 for (size_t i=0; i<tracks.size(); i++)
1665                 {
1666                     tracks[i]->b_silent = VLC_FALSE;
1667                 }
1668
1669                 ep->Down();
1670             }
1671             else if( MKV_IS_ID( el, KaxCues ) )
1672             {
1673                 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1674                 return VLC_EGENERIC;
1675             }
1676             else
1677             {
1678                 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1679             }
1680             break;
1681         case 2:
1682             if( MKV_IS_ID( el, KaxClusterTimecode ) )
1683             {
1684                 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1685
1686                 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1687                 cluster->InitTimecode( uint64( ctc ), i_timescale );
1688             }
1689             else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1690             {
1691                 ep->Down();
1692             }
1693             else if( MKV_IS_ID( el, KaxBlockGroup ) )
1694             {
1695                 ep->Down();
1696             }
1697             break;
1698         case 3:
1699             if( MKV_IS_ID( el, KaxBlock ) )
1700             {
1701                 *pp_block = (KaxBlock*)el;
1702
1703                 (*pp_block)->ReadData( es.I_O() );
1704                 (*pp_block)->SetParent( *cluster );
1705
1706                 ep->Keep();
1707             }
1708             else if( MKV_IS_ID( el, KaxBlockDuration ) )
1709             {
1710                 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1711
1712                 dur.ReadData( es.I_O() );
1713                 *pi_duration = uint64( dur );
1714             }
1715             else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1716             {
1717                 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1718
1719                 ref.ReadData( es.I_O() );
1720                 if( *pi_ref1 == -1 )
1721                 {
1722                     *pi_ref1 = int64( ref );
1723                 }
1724                 else
1725                 {
1726                     *pi_ref2 = int64( ref );
1727                 }
1728             }
1729             else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1730             {
1731                 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1732                 track_num.ReadData( es.I_O() );
1733                 // find the track
1734                 for (size_t i=0; i<tracks.size(); i++)
1735                 {
1736                     if ( tracks[i]->i_number == uint32(track_num))
1737                     {
1738                         tracks[i]->b_silent = VLC_TRUE;
1739                         break;
1740                     }
1741                 }
1742             }
1743             break;
1744         default:
1745             msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1746             return VLC_EGENERIC;
1747         }
1748     }
1749 }
1750
1751 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1752 {
1753     block_t *p_block;
1754     if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1755     memcpy( p_block->p_buffer, p_mem, i_mem );
1756     //p_block->i_rate = p_input->stream.control.i_rate;
1757     return p_block;
1758 }
1759
1760 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1761                          mtime_t i_duration )
1762 {
1763     demux_sys_t        *p_sys = p_demux->p_sys;
1764     matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1765
1766     size_t          i_track;
1767     unsigned int    i;
1768     vlc_bool_t      b;
1769
1770 #define tk  p_segment->tracks[i_track]
1771     for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1772     {
1773         if( tk->i_number == block->TrackNum() )
1774         {
1775             break;
1776         }
1777     }
1778
1779     if( i_track >= p_segment->tracks.size() )
1780     {
1781         msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1782         return;
1783     }
1784     if( tk->p_es == NULL )
1785     {
1786         msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1787         return;
1788     }
1789     if( i_pts < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1790     {
1791         return; /* discard audio packets that shouldn't be rendered */
1792     }
1793
1794     if ( tk->fmt.i_cat != SPU_ES || strcmp( tk->psz_codec, "B_VOBBTN" ) )
1795     {
1796         es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1797
1798         if( !b )
1799         {
1800             tk->b_inited = VLC_FALSE;
1801             return;
1802         }
1803     }
1804
1805
1806     /* First send init data */
1807     if( !tk->b_inited && tk->i_data_init > 0 )
1808     {
1809         block_t *p_init;
1810
1811         msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1812         p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init );
1813         if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1814     }
1815     tk->b_inited = VLC_TRUE;
1816
1817
1818     for( i = 0; i < block->NumberFrames(); i++ )
1819     {
1820         block_t *p_block;
1821         DataBuffer &data = block->GetBuffer(i);
1822
1823         p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1824
1825         if( p_block == NULL )
1826         {
1827             break;
1828         }
1829
1830 #if defined(HAVE_ZLIB_H)
1831         if( tk->i_compression_type )
1832         {
1833             p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1834         }
1835 #endif
1836
1837         // TODO implement correct timestamping when B frames are used
1838         if( tk->fmt.i_cat != VIDEO_ES )
1839         {
1840             p_block->i_dts = p_block->i_pts = i_pts;
1841         }
1842         else
1843         {
1844             p_block->i_dts = i_pts;
1845             p_block->i_pts = 0;
1846         }
1847
1848         if ( tk->fmt.i_cat == SPU_ES )
1849         {
1850             if ( !strcmp( tk->psz_codec, "B_VOBBTN" ) )
1851             {
1852                 // TODO handle the start/stop times of this packet
1853                 if ( p_sys->b_ui_hooked )
1854                 {
1855                     vlc_mutex_lock( &p_sys->p_ev->lock );
1856                     memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1857                     p_sys->SwapButtons();
1858                     p_sys->b_pci_packet_set = true;
1859                     vlc_mutex_unlock( &p_sys->p_ev->lock );
1860                     block_Release( p_block );
1861                 }
1862                 return;
1863             }
1864
1865             else if ( strcmp( tk->psz_codec, "S_VOBSUB" ) )
1866             {
1867                 p_block->i_length = i_duration * 1000;
1868             }
1869         }
1870
1871         es_out_Send( p_demux->out, tk->p_es, p_block );
1872
1873         /* use time stamp only for first block */
1874         i_pts = 0;
1875     }
1876
1877 #undef tk
1878 }
1879
1880 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( EbmlStream *p_estream )
1881 {
1882     int i_upper_lvl = 0;
1883     size_t i;
1884     EbmlElement *p_l0, *p_l1, *p_l2;
1885     bool b_keep_stream = false, b_keep_segment;
1886
1887     // verify the EBML Header
1888     p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
1889     if (p_l0 == NULL)
1890     {
1891         return NULL;
1892     }
1893     p_l0->SkipData(*p_estream, EbmlHead_Context);
1894     delete p_l0;
1895
1896     // find all segments in this file
1897     p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1898     if (p_l0 == NULL)
1899     {
1900         return NULL;
1901     }
1902
1903     matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
1904
1905     while (p_l0 != 0)
1906     {
1907         if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
1908         {
1909             EbmlParser  *ep;
1910             matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
1911             b_keep_segment = false;
1912
1913             ep = new EbmlParser(p_estream, p_l0, &demuxer );
1914             p_segment1->ep = ep;
1915             p_segment1->segment = (KaxSegment*)p_l0;
1916
1917             while ((p_l1 = ep->Get()))
1918             {
1919                 if (MKV_IS_ID(p_l1, KaxInfo))
1920                 {
1921                     // find the families of this segment
1922                     KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
1923
1924                     p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
1925                     for( i = 0; i < p_info->ListSize(); i++ )
1926                     {
1927                         EbmlElement *l = (*p_info)[i];
1928
1929                         if( MKV_IS_ID( l, KaxSegmentUID ) )
1930                         {
1931                             KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
1932                             b_keep_segment = (FindSegment( *p_uid ) == NULL);
1933                             if ( !b_keep_segment )
1934                                 break; // this segment is already known
1935                             opened_segments.push_back( p_segment1 );
1936                             delete p_segment1->p_segment_uid;
1937                             p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
1938                         }
1939                         else if( MKV_IS_ID( l, KaxPrevUID ) )
1940                         {
1941                             p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
1942                         }
1943                         else if( MKV_IS_ID( l, KaxNextUID ) )
1944                         {
1945                             p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
1946                         }
1947                         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
1948                         {
1949                             KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
1950                             p_segment1->families.push_back( *p_fam );
1951                         }
1952                     }
1953                     break;
1954                 }
1955             }
1956             if ( b_keep_segment )
1957             {
1958                 b_keep_stream = true;
1959                 p_stream1->segments.push_back( p_segment1 );
1960             }
1961             else
1962                 delete p_segment1;
1963         }
1964
1965         p_l0->SkipData(*p_estream, EbmlHead_Context);
1966         p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
1967     }
1968
1969     if ( !b_keep_stream )
1970     {
1971         delete p_stream1;
1972         p_stream1 = NULL;
1973     }
1974
1975     return p_stream1;
1976 }
1977
1978 bool matroska_segment_c::Select( mtime_t i_start_time )
1979 {
1980     size_t i_track;
1981
1982     /* add all es */
1983     msg_Dbg( &sys.demuxer, "found %d es", tracks.size() );
1984     sys.b_pci_packet_set = false;
1985
1986     for( i_track = 0; i_track < tracks.size(); i_track++ )
1987     {
1988         if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
1989         {
1990             msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", i_track, tracks[i_track]->i_number );
1991             tracks[i_track]->p_es = NULL;
1992             continue;
1993         }
1994
1995         if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
1996         {
1997             if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
1998             {
1999                 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2000                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2001             }
2002             else
2003             {
2004                 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2005
2006                 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2007                 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2008                 tracks[i_track]->fmt.i_codec       = GetFOURCC( &p_bih->biCompression );
2009
2010                 tracks[i_track]->fmt.i_extra       = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2011                 if( tracks[i_track]->fmt.i_extra > 0 )
2012                 {
2013                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2014                     memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2015                 }
2016             }
2017         }
2018         else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2019                  !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2020         {
2021             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2022         }
2023         else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2024         {
2025             if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2026             {
2027                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2028             }
2029             else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2030             {
2031                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2032                 tracks[i_track]->fmt.b_packetized = VLC_FALSE;
2033                 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2034                 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2035                 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2036             }
2037             else
2038             {
2039                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2040             }
2041         }
2042         else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2043         {
2044             MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2045             stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2046                                                        tracks[i_track]->p_extra_data,
2047                                                        tracks[i_track]->i_extra_data,
2048                                                        VLC_FALSE );
2049             MP4_ReadBoxCommon( p_mp4_stream, p_box );
2050             MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2051             tracks[i_track]->fmt.i_codec = p_box->i_type;
2052             tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2053             tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2054             tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2055             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2056             memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2057             MP4_FreeBox_sample_vide( p_box );
2058             stream_Delete( p_mp4_stream );
2059         }
2060         else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2061         {
2062             if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2063             {
2064                 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2065                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2066             }
2067             else
2068             {
2069                 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2070
2071                 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2072
2073                 tracks[i_track]->fmt.audio.i_channels   = GetWLE( &p_wf->nChannels );
2074                 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2075                 tracks[i_track]->fmt.i_bitrate    = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2076                 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2077                 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2078
2079                 tracks[i_track]->fmt.i_extra            = GetWLE( &p_wf->cbSize );
2080                 if( tracks[i_track]->fmt.i_extra > 0 )
2081                 {
2082                     tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2083                     memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2084                 }
2085             }
2086         }
2087         else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2088                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2089                  !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2090         {
2091             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2092         }
2093         else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2094         {
2095             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2096         }
2097         else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2098         {
2099             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2100         }
2101         else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2102         {
2103             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2104             tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2105             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2106             memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2107         }
2108         else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2109         {
2110             int i, i_offset = 1, i_size[3], i_extra;
2111             uint8_t *p_extra;
2112
2113             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2114
2115             /* Split the 3 headers */
2116             if( tracks[i_track]->p_extra_data[0] != 0x02 )
2117                 msg_Err( &sys.demuxer, "invalid vorbis header" );
2118
2119             for( i = 0; i < 2; i++ )
2120             {
2121                 i_size[i] = 0;
2122                 while( i_offset < tracks[i_track]->i_extra_data )
2123                 {
2124                     i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2125                     if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2126                 }
2127             }
2128
2129             i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2130             i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2131             i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2132
2133             tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2134             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2135             p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2136             for( i = 0; i < 3; i++ )
2137             {
2138                 *(p_extra++) = i_size[i] >> 8;
2139                 *(p_extra++) = i_size[i] & 0xFF;
2140                 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2141                         i_size[i] );
2142                 p_extra += i_size[i];
2143                 i_extra += i_size[i];
2144             }
2145         }
2146         else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2147                  !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2148         {
2149             int i_profile, i_srate;
2150             static unsigned int i_sample_rates[] =
2151             {
2152                     96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2153                         16000, 12000, 11025, 8000,  7350,  0,     0,     0
2154             };
2155
2156             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2157             /* create data for faad (MP4DecSpecificDescrTag)*/
2158
2159             if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2160             {
2161                 i_profile = 0;
2162             }
2163             else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2164             {
2165                 i_profile = 1;
2166             }
2167             else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2168             {
2169                 i_profile = 2;
2170             }
2171             else
2172             {
2173                 i_profile = 3;
2174             }
2175
2176             for( i_srate = 0; i_srate < 13; i_srate++ )
2177             {
2178                 if( i_sample_rates[i_srate] == tracks[i_track]->fmt.audio.i_rate )
2179                 {
2180                     break;
2181                 }
2182             }
2183             msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2184
2185             tracks[i_track]->fmt.i_extra = 2;
2186             tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2187             ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2188             ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2189         }
2190         else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2191                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2192                  !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2193         {
2194             if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2195             {
2196                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2197             }
2198             else
2199             {
2200                 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2201             }
2202             tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2203         }
2204         else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2205         {
2206             /* FIXME: support this codec */
2207             msg_Err( &sys.demuxer, "TTA not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2208             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2209         }
2210         else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2211         {
2212             /* FIXME: support this codec */
2213             msg_Err( &sys.demuxer, "Wavpack not supported yet[%d, n=%d]", i_track, tracks[i_track]->i_number );
2214             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2215         }
2216         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2217         {
2218             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2219             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2220         }
2221         else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2222                  !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2223                  !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2224                  !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2225         {
2226             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2227             tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2228         }
2229         else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2230         {
2231             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2232             if( tracks[i_track]->i_extra_data )
2233             {
2234                 char *p_start;
2235                 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2236                 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2237                 p_buf[tracks[i_track]->i_extra_data] = '\0';
2238
2239                 p_start = strstr( p_buf, "size:" );
2240                 if( sscanf( p_start, "size: %dx%d",
2241                         &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2242                 {
2243                     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 );
2244                 }
2245                 else
2246                 {
2247                     msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2248                 }
2249                 free( p_buf );
2250             }
2251         }
2252         else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2253         {
2254             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2255         }
2256         else
2257         {
2258             msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2259             tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2260         }
2261         if( tracks[i_track]->b_default )
2262         {
2263             tracks[i_track]->fmt.i_priority = 1000;
2264         }
2265
2266         tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2267
2268         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2269     }
2270
2271     sys.i_start_pts = i_start_time;
2272     // reset the stream reading to the first cluster of the segment used
2273     es.I_O().setFilePointer( i_start_pos );
2274
2275     delete ep;
2276     ep = new EbmlParser( &es, segment, &sys.demuxer );
2277
2278     return true;
2279 }
2280
2281 void demux_sys_t::StartUiThread()
2282 {
2283     if ( !b_ui_hooked )
2284     {
2285         msg_Dbg( &demuxer, "Starting the UI Hook" );
2286         b_ui_hooked = true;
2287         /* FIXME hack hack hack hack FIXME */
2288         /* Get p_input and create variable */
2289         p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2290         var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2291         var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2292         var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2293         var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2294         var_Create( p_input, "color", VLC_VAR_ADDRESS );
2295         var_Create( p_input, "menu-contrast", VLC_VAR_ADDRESS );
2296         var_Create( p_input, "highlight", VLC_VAR_BOOL );
2297         var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2298
2299         /* Now create our event thread catcher */
2300         p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2301         p_ev->p_demux = &demuxer;
2302         p_ev->b_die = VLC_FALSE;
2303         vlc_mutex_init( p_ev, &p_ev->lock );
2304         vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2305                         VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2306     }
2307 }
2308
2309 void demux_sys_t::StopUiThread()
2310 {
2311     if ( b_ui_hooked )
2312     {
2313         p_ev->b_die = VLC_TRUE;
2314
2315         vlc_thread_join( p_ev );
2316         vlc_object_destroy( p_ev );
2317
2318         p_ev = NULL;
2319
2320         var_Destroy( p_input, "highlight-mutex" );
2321         var_Destroy( p_input, "highlight" );
2322         var_Destroy( p_input, "x-start" );
2323         var_Destroy( p_input, "x-end" );
2324         var_Destroy( p_input, "y-start" );
2325         var_Destroy( p_input, "y-end" );
2326         var_Destroy( p_input, "color" );
2327         var_Destroy( p_input, "menu-contrast" );
2328
2329         msg_Dbg( &demuxer, "Stopping the UI Hook" );
2330     }
2331     b_ui_hooked = false;
2332 }
2333
2334 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2335                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
2336 {
2337     event_thread_t *p_ev = (event_thread_t *) p_data;
2338     vlc_mutex_lock( &p_ev->lock );
2339     if( psz_var[6] == 'c' )
2340         p_ev->b_clicked = VLC_TRUE;
2341     else if( psz_var[6] == 'm' )
2342         p_ev->b_moved = VLC_TRUE;
2343     vlc_mutex_unlock( &p_ev->lock );
2344
2345     return VLC_SUCCESS;
2346 }
2347
2348 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2349                      vlc_value_t oldval, vlc_value_t newval, void *p_data )
2350 {
2351     event_thread_t *p_ev = (event_thread_t *) p_data;
2352     vlc_mutex_lock( &p_ev->lock );
2353     p_ev->b_key = VLC_TRUE;
2354     vlc_mutex_unlock( &p_ev->lock );
2355
2356     return VLC_SUCCESS;
2357 }
2358
2359 int demux_sys_t::EventThread( vlc_object_t *p_this )
2360 {
2361     event_thread_t *p_ev = (event_thread_t*)p_this;
2362     demux_sys_t    *p_sys = p_ev->p_demux->p_sys;
2363     vlc_object_t   *p_vout = NULL;
2364
2365     p_ev->b_moved   = VLC_FALSE;
2366     p_ev->b_clicked = VLC_FALSE;
2367     p_ev->b_key     = VLC_FALSE;
2368
2369     /* catch all key event */
2370     var_AddCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2371
2372     /* main loop */
2373     while( !p_ev->b_die )
2374     {
2375         if ( !p_sys->b_pci_packet_set )
2376         {
2377             /* Wait 100ms */
2378             msleep( 100000 );
2379             continue;
2380         }
2381
2382         vlc_bool_t b_activated = VLC_FALSE;
2383
2384         /* KEY part */
2385         if( p_ev->b_key )
2386         {
2387             vlc_value_t valk;
2388             struct vlc_t::hotkey *p_hotkeys = p_ev->p_vlc->p_hotkeys;
2389             int i, i_action = -1;
2390
2391             vlc_mutex_lock( &p_ev->lock );
2392
2393             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2394
2395             var_Get( p_ev->p_vlc, "key-pressed", &valk );
2396             for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2397             {
2398                 if( p_hotkeys[i].i_key == valk.i_int )
2399                 {
2400                     i_action = p_hotkeys[i].i_action;
2401                 }
2402             }
2403
2404             uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2405
2406             switch( i_action )
2407             {
2408             case ACTIONID_NAV_LEFT:
2409                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2410                 {
2411                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2412                     if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2413                     {
2414                         i_curr_button = p_button_ptr->left;
2415                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2416                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2417                         if ( button_ptr.auto_action_mode )
2418                         {
2419                             vlc_mutex_unlock( &p_ev->lock );
2420                             vlc_mutex_lock( &p_sys->lock_demuxer );
2421
2422                             // process the button action
2423                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2424
2425                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2426                             vlc_mutex_lock( &p_ev->lock );
2427                         }
2428                     }
2429                 }
2430                 break;
2431             case ACTIONID_NAV_RIGHT:
2432                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2433                 {
2434                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2435                     if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2436                     {
2437                         i_curr_button = p_button_ptr->right;
2438                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2439                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2440                         if ( button_ptr.auto_action_mode )
2441                         {
2442                             vlc_mutex_unlock( &p_ev->lock );
2443                             vlc_mutex_lock( &p_sys->lock_demuxer );
2444
2445                             // process the button action
2446                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2447
2448                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2449                             vlc_mutex_lock( &p_ev->lock );
2450                         }
2451                     }
2452                 }
2453                 break;
2454             case ACTIONID_NAV_UP:
2455                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2456                 {
2457                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2458                     if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2459                     {
2460                         i_curr_button = p_button_ptr->up;
2461                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2462                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2463                         if ( button_ptr.auto_action_mode )
2464                         {
2465                             vlc_mutex_unlock( &p_ev->lock );
2466                             vlc_mutex_lock( &p_sys->lock_demuxer );
2467
2468                             // process the button action
2469                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2470
2471                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2472                             vlc_mutex_lock( &p_ev->lock );
2473                         }
2474                     }
2475                 }
2476                 break;
2477             case ACTIONID_NAV_DOWN:
2478                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2479                 {
2480                     btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2481                     if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2482                     {
2483                         i_curr_button = p_button_ptr->down;
2484                         p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2485                         btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2486                         if ( button_ptr.auto_action_mode )
2487                         {
2488                             vlc_mutex_unlock( &p_ev->lock );
2489                             vlc_mutex_lock( &p_sys->lock_demuxer );
2490
2491                             // process the button action
2492                             p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2493
2494                             vlc_mutex_unlock( &p_sys->lock_demuxer );
2495                             vlc_mutex_lock( &p_ev->lock );
2496                         }
2497                     }
2498                 }
2499                 break;
2500             case ACTIONID_NAV_ACTIVATE:
2501                 b_activated = VLC_TRUE;
2502
2503                 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2504                 {
2505                     btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2506
2507                     vlc_mutex_unlock( &p_ev->lock );
2508                     vlc_mutex_lock( &p_sys->lock_demuxer );
2509
2510                     // process the button action
2511                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2512
2513                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2514                     vlc_mutex_lock( &p_ev->lock );
2515                 }
2516                 break;
2517             default:
2518                 break;
2519             }
2520             p_ev->b_key = VLC_FALSE;
2521             vlc_mutex_unlock( &p_ev->lock );
2522         }
2523
2524         /* MOUSE part */
2525         if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2526         {
2527             vlc_value_t valx, valy;
2528
2529             vlc_mutex_lock( &p_ev->lock );
2530             pci_t *pci = (pci_t *) &p_sys->pci_packet;
2531             var_Get( p_vout, "mouse-x", &valx );
2532             var_Get( p_vout, "mouse-y", &valy );
2533
2534             if( p_ev->b_clicked )
2535             {
2536                 int32_t button;
2537                 int32_t best,dist,d;
2538                 int32_t mx,my,dx,dy;
2539
2540                 b_activated = VLC_TRUE;
2541                 // get current button
2542                 best = 0;
2543                 dist = 0x08000000; /* >> than  (720*720)+(567*567); */
2544                 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2545                 {
2546                     btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2547
2548                     if((valx.i_int >= button_ptr->x_start) && (valx.i_int <= button_ptr->x_end) &&
2549                        (valy.i_int >= button_ptr->y_start) && (valy.i_int <= button_ptr->y_end))
2550                     {
2551                         mx = (button_ptr->x_start + button_ptr->x_end)/2;
2552                         my = (button_ptr->y_start + button_ptr->y_end)/2;
2553                         dx = mx - valx.i_int;
2554                         dy = my - valy.i_int;
2555                         d = (dx*dx) + (dy*dy);
2556                         /* If the mouse is within the button and the mouse is closer
2557                         * to the center of this button then it is the best choice. */
2558                         if(d < dist) {
2559                             dist = d;
2560                             best = button;
2561                         }
2562                     }
2563                 }
2564
2565                 if ( best != 0)
2566                 {
2567                     btni_t button_ptr = pci->hli.btnit[best-1];
2568                     uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2569
2570                     msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2571                     vlc_mutex_unlock( &p_ev->lock );
2572                     vlc_mutex_lock( &p_sys->lock_demuxer );
2573
2574                     // process the button action
2575                     p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2576                     p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2577
2578                     msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2579
2580                     // select new button
2581                     if ( best != i_curr_button )
2582                     {
2583                         vlc_value_t val;
2584
2585                         if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2586                         {
2587                             vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2588                             uint32_t i_palette;
2589
2590                             if(button_ptr.btn_coln != 0) {
2591                                 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2592                             } else {
2593                                 i_palette = 0;
2594                             }
2595                             p_sys->alpha[0] = i_palette      & 0x0f;
2596                             p_sys->alpha[1] = (i_palette>>4) & 0x0f;
2597                             p_sys->alpha[2] = (i_palette>>8) & 0x0f;
2598                             p_sys->alpha[3] = (i_palette>>12)& 0x0f;
2599
2600                             vlc_mutex_lock( p_mutex );
2601                             val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2602                             val.i_int = button_ptr.x_end;   var_Set( p_sys->p_input, "x-end",   val );
2603                             val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2604                             val.i_int = button_ptr.y_end;   var_Set( p_sys->p_input, "y-end",   val );
2605
2606                             val.p_address = (void *)p_sys->alpha;
2607                             var_Set( p_sys->p_input, "menu-contrast", val );
2608
2609                             val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2610                             vlc_mutex_unlock( p_mutex );
2611                         }
2612                     }
2613                     vlc_mutex_unlock( &p_sys->lock_demuxer );
2614                     vlc_mutex_lock( &p_ev->lock );
2615                 }
2616             }
2617             else if( p_ev->b_moved )
2618             {
2619 //                dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2620             }
2621
2622             p_ev->b_moved = VLC_FALSE;
2623             p_ev->b_clicked = VLC_FALSE;
2624             vlc_mutex_unlock( &p_ev->lock );
2625         }
2626
2627         /* VOUT part */
2628         if( p_vout && p_vout->b_die )
2629         {
2630             var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2631             var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2632             vlc_object_release( p_vout );
2633             p_vout = NULL;
2634         }
2635
2636         else if( p_vout == NULL )
2637         {
2638             p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2639                                       FIND_CHILD );
2640             if( p_vout)
2641             {
2642                 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2643                 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2644             }
2645         }
2646
2647         /* Wait a bit, 10ms */
2648         msleep( 10000 );
2649     }
2650
2651     /* Release callback */
2652     if( p_vout )
2653     {
2654         var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2655         var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2656         vlc_object_release( p_vout );
2657     }
2658     var_DelCallback( p_ev->p_vlc, "key-pressed", EventKey, p_ev );
2659
2660     vlc_mutex_destroy( &p_ev->lock );
2661
2662     return VLC_SUCCESS;
2663 }
2664
2665 void matroska_segment_c::UnSelect( )
2666 {
2667     size_t i_track;
2668
2669     for( i_track = 0; i_track < tracks.size(); i_track++ )
2670     {
2671         if ( tracks[i_track]->p_es != NULL )
2672         {
2673 //            es_format_Clean( &tracks[i_track]->fmt );
2674             es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2675             tracks[i_track]->p_es = NULL;
2676         }
2677     }
2678     delete ep;
2679     ep = NULL;
2680 }
2681
2682 void virtual_segment_c::PrepareChapters( )
2683 {
2684     if ( linked_segments.size() == 0 )
2685         return;
2686
2687     // !!! should be called only once !!!
2688     matroska_segment_c *p_segment;
2689     size_t i, j;
2690
2691     // copy editions from the first segment
2692     p_segment = linked_segments[0];
2693     p_editions = &p_segment->stored_editions;
2694
2695     for ( i=1 ; i<linked_segments.size(); i++ )
2696     {
2697         p_segment = linked_segments[i];
2698         // FIXME assume we have the same editions in all segments
2699         for (j=0; j<p_segment->stored_editions.size(); j++)
2700             (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
2701     }
2702 }
2703
2704 std::string chapter_edition_c::GetMainName() const
2705 {
2706     if ( sub_chapters.size() )
2707     {
2708         return sub_chapters[0]->GetCodecName( true );
2709     }
2710     return "";
2711 }
2712
2713 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
2714 {
2715     // add support for meta-elements from codec like DVD Titles
2716     if ( !b_display_seekpoint || psz_name == "" )
2717     {
2718         psz_name = GetCodecName();
2719         if ( psz_name != "" )
2720             b_display_seekpoint = true;
2721     }
2722
2723     if (b_display_seekpoint)
2724     {
2725         seekpoint_t *sk = vlc_seekpoint_New();
2726
2727         sk->i_level = i_level;
2728         sk->i_time_offset = i_start_time;
2729         sk->psz_name = strdup( psz_name.c_str() );
2730
2731         // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
2732         title.i_seekpoint++;
2733         title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
2734         title.seekpoint[title.i_seekpoint-1] = sk;
2735
2736         if ( b_user_display )
2737             i_user_chapters++;
2738     }
2739
2740     for ( size_t i=0; i<sub_chapters.size() ; i++)
2741     {
2742         sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
2743     }
2744
2745     i_seekpoint_num = i_user_chapters;
2746
2747     return i_user_chapters;
2748 }
2749
2750 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
2751 {
2752     demux_sys_t & sys = *demux.p_sys;
2753     chapter_item_c *psz_curr_chapter;
2754
2755     /* update current chapter/seekpoint */
2756     if ( p_editions->size() )
2757     {
2758         /* 1st, we need to know in which chapter we are */
2759         psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts );
2760
2761         /* we have moved to a new chapter */
2762         if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
2763         {
2764             if ( (*p_editions)[i_current_edition]->b_ordered )
2765             {
2766                 // Leave/Enter up to the link point
2767                 if ( !psz_curr_chapter->EnterAndLeave( psz_current_chapter ) )
2768                 {
2769                     // only seek if necessary
2770                     if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
2771                         Seek( demux, sys.i_pts, 0, psz_curr_chapter );
2772                     psz_current_chapter = psz_curr_chapter;
2773                 }
2774             }
2775             else if ( psz_curr_chapter->i_seekpoint_num > 0 )
2776             {
2777                 demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
2778                 demux.info.i_title = sys.i_current_title = i_sys_title;
2779                 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
2780                 psz_current_chapter = psz_curr_chapter;
2781             }
2782             else
2783             {
2784                 psz_current_chapter = psz_curr_chapter;
2785             }
2786
2787             return true;
2788         }
2789         else if (psz_curr_chapter == NULL)
2790         {
2791             // out of the scope of the data described by chapters, leave the edition
2792             if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
2793             {
2794                 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter ) )
2795                     psz_current_chapter = NULL;
2796                 else
2797                     return true;
2798             }
2799         }
2800     }
2801     return false;
2802 }
2803
2804 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
2805                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2806                                     const void *p_cookie,
2807                                     size_t i_cookie_size )
2808 {
2809     // FIXME don't assume it is the first edition
2810     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2811     if ( index != p_editions->end() )
2812     {
2813         chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2814         if ( p_result != NULL )
2815             return p_result;
2816     }
2817     return NULL;
2818 }
2819
2820 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
2821 {
2822     // FIXME don't assume it is the first edition
2823     std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
2824     if ( index != p_editions->end() )
2825     {
2826         chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
2827         if ( p_result != NULL )
2828             return p_result;
2829     }
2830     return NULL;
2831 }
2832
2833 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
2834                                     bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
2835                                     const void *p_cookie,
2836                                     size_t i_cookie_size )
2837 {
2838     // this chapter
2839     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2840     while ( index != codecs.end() )
2841     {
2842         if ( match( **index ,p_cookie, i_cookie_size ) )
2843             return this;
2844         index++;
2845     }
2846
2847     // sub-chapters
2848     chapter_item_c *p_result = NULL;
2849     std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
2850     while ( index2 != sub_chapters.end() )
2851     {
2852         p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
2853         if ( p_result != NULL )
2854             return p_result;
2855         index2++;
2856     }
2857
2858     return p_result;
2859 }
2860
2861 void chapter_item_c::Append( const chapter_item_c & chapter )
2862 {
2863     // we are appending content for the same chapter UID
2864     size_t i;
2865     chapter_item_c *p_chapter;
2866
2867     for ( i=0; i<chapter.sub_chapters.size(); i++ )
2868     {
2869         p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
2870         if ( p_chapter != NULL )
2871         {
2872             p_chapter->Append( *chapter.sub_chapters[i] );
2873         }
2874         else
2875         {
2876             sub_chapters.push_back( chapter.sub_chapters[i] );
2877         }
2878     }
2879
2880     i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
2881     i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
2882 }
2883
2884 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
2885 {
2886     size_t i;
2887     chapter_item_c *p_result = NULL;
2888
2889     if ( i_uid == i_find_uid )
2890         return this;
2891
2892     for ( i=0; i<sub_chapters.size(); i++)
2893     {
2894         p_result = sub_chapters[i]->FindChapter( i_find_uid );
2895         if ( p_result != NULL )
2896             break;
2897     }
2898     return p_result;
2899 }
2900
2901 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
2902 {
2903     std::string result;
2904
2905     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2906     while ( index != codecs.end() )
2907     {
2908         result = (*index)->GetCodecName( f_for_title );
2909         if ( result != "" )
2910             break;
2911         index++;
2912     }
2913
2914     return result;
2915 }
2916
2917 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
2918 {
2919     std::string result;
2920     if ( p_private_data->GetSize() >= 3)
2921     {
2922         const binary* p_data = p_private_data->GetBuffer();
2923 /*        if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
2924         {
2925             uint16_t i_title = (p_data[1] << 8) + p_data[2];
2926             char psz_str[11];
2927             sprintf( psz_str, " %d  ---", i_title );
2928             result = N_("---  DVD Title");
2929             result += psz_str;
2930         }
2931         else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
2932         {
2933             char psz_str[11];
2934             sprintf( psz_str, " (%c%c)  ---", p_data[1], p_data[2] );
2935             result = N_("---  DVD Menu");
2936             result += psz_str;
2937         }
2938         else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
2939         {
2940             if ( p_data[1] == 0x00 )
2941                 result = N_("First Played");
2942             else if ( p_data[1] == 0xC0 )
2943                 result = N_("Video Manager");
2944             else if ( p_data[1] == 0x80 )
2945             {
2946                 uint16_t i_title = (p_data[2] << 8) + p_data[3];
2947                 char psz_str[20];
2948                 sprintf( psz_str, " %d -----", i_title );
2949                 result = N_("----- Title");
2950                 result += psz_str;
2951             }
2952         }
2953     }
2954
2955     return result;
2956 }
2957
2958 int16 chapter_item_c::GetTitleNumber( ) const
2959 {
2960     int result = -1;
2961
2962     std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
2963     while ( index != codecs.end() )
2964     {
2965         result = (*index)->GetTitleNumber( );
2966         if ( result >= 0 )
2967             break;
2968         index++;
2969     }
2970
2971     return result;
2972 }
2973
2974 int16 dvd_chapter_codec_c::GetTitleNumber()
2975 {
2976     if ( p_private_data->GetSize() >= 3)
2977     {
2978         const binary* p_data = p_private_data->GetBuffer();
2979         if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
2980         {
2981             return int16( (p_data[2] << 8) + p_data[3] );
2982         }
2983     }
2984     return -1;
2985 }
2986
2987 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
2988 {
2989     demux_sys_t        *p_sys = p_demux->p_sys;
2990     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
2991     matroska_segment_c *p_segment = p_vsegment->Segment();
2992     mtime_t            i_time_offset = 0;
2993
2994     int         i_index;
2995
2996     msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
2997     if( i_date < 0 && f_percent < 0 )
2998     {
2999         msg_Warn( p_demux, "cannot seek nowhere !" );
3000         return;
3001     }
3002     if( f_percent > 1.0 )
3003     {
3004         msg_Warn( p_demux, "cannot seek so far !" );
3005         return;
3006     }
3007
3008     /* seek without index or without date */
3009     if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3010     {
3011         if (p_sys->f_duration >= 0)
3012         {
3013             i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3014         }
3015         else
3016         {
3017             int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3018
3019             msg_Dbg( p_demux, "inacurate way of seeking" );
3020             for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3021             {
3022                 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3023                 {
3024                     break;
3025                 }
3026             }
3027             if( i_index == p_segment->i_index )
3028             {
3029                 i_index--;
3030             }
3031
3032             i_date = p_segment->p_indexes[i_index].i_time;
3033
3034 #if 0
3035             if( p_segment->p_indexes[i_index].i_position < i_pos )
3036             {
3037                 EbmlElement *el;
3038
3039                 msg_Warn( p_demux, "searching for cluster, could take some time" );
3040
3041                 /* search a cluster */
3042                 while( ( el = p_sys->ep->Get() ) != NULL )
3043                 {
3044                     if( MKV_IS_ID( el, KaxCluster ) )
3045                     {
3046                         KaxCluster *cluster = (KaxCluster*)el;
3047
3048                         /* add it to the index */
3049                         p_segment->IndexAppendCluster( cluster );
3050
3051                         if( (int64_t)cluster->GetElementPosition() >= i_pos )
3052                         {
3053                             p_sys->cluster = cluster;
3054                             p_sys->ep->Down();
3055                             break;
3056                         }
3057                     }
3058                 }
3059             }
3060 #endif
3061         }
3062     }
3063
3064     p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3065 }
3066
3067 /*****************************************************************************
3068  * Demux: reads and demuxes data packets
3069  *****************************************************************************
3070  * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3071  *****************************************************************************/
3072 static int Demux( demux_t *p_demux)
3073 {
3074     demux_sys_t        *p_sys = p_demux->p_sys;
3075
3076     vlc_mutex_lock( &p_sys->lock_demuxer );
3077
3078     virtual_segment_c  *p_vsegment = p_sys->p_current_segment;
3079     matroska_segment_c *p_segment = p_vsegment->Segment();
3080     if ( p_segment == NULL ) return 0;
3081     int                i_block_count = 0;
3082     int                i_return = 0;
3083
3084     for( ;; )
3085     {
3086         if ( p_sys->demuxer.b_die )
3087             break;
3088
3089         if( p_sys->i_pts >= p_sys->i_start_pts  )
3090             if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3091             {
3092                 i_return = 1;
3093                 break;
3094             }
3095
3096         if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3097         {
3098             /* nothing left to read in this ordered edition */
3099             if ( !p_vsegment->SelectNext() )
3100                 break;
3101             p_segment->UnSelect( );
3102
3103             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3104
3105             /* switch to the next segment */
3106             p_segment = p_vsegment->Segment();
3107             if ( !p_segment->Select( 0 ) )
3108             {
3109                 msg_Err( p_demux, "Failed to select new segment" );
3110                 break;
3111             }
3112             continue;
3113         }
3114
3115         KaxBlock *block;
3116         int64_t i_block_duration = 0;
3117         int64_t i_block_ref1;
3118         int64_t i_block_ref2;
3119
3120         if( p_segment->BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3121         {
3122             if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3123             {
3124                 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3125                 // check if there are more chapters to read
3126                 if ( p_chap != NULL )
3127                 {
3128                     /* TODO handle successive chapters with the same user_start_time/user_end_time
3129                     if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3130                         p_vsegment->SelectNext();
3131                     */
3132                     p_sys->i_pts = p_chap->i_user_end_time;
3133                     p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3134
3135                     i_return = 1;
3136                 }
3137
3138                 break;
3139             }
3140             msg_Warn( p_demux, "cannot get block EOF?" );
3141             p_segment->UnSelect( );
3142
3143             es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3144
3145             /* switch to the next segment */
3146             if ( !p_vsegment->SelectNext() )
3147                 // no more segments in this stream
3148                 break;
3149             p_segment = p_vsegment->Segment();
3150             if ( !p_segment->Select( 0 ) )
3151             {
3152                 msg_Err( p_demux, "Failed to select new segment" );
3153                 break;
3154             }
3155
3156             continue;
3157         }
3158
3159         p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
3160
3161         if( p_sys->i_pts >= p_sys->i_start_pts  )
3162         {
3163             es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3164         }
3165
3166         BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration );
3167
3168         delete block;
3169         i_block_count++;
3170
3171         // TODO optimize when there is need to leave or when seeking has been called
3172         if( i_block_count > 5 )
3173         {
3174             i_return = 1;
3175             break;
3176         }
3177     }
3178
3179     vlc_mutex_unlock( &p_sys->lock_demuxer );
3180
3181     return i_return;
3182 }
3183
3184
3185
3186 /*****************************************************************************
3187  * Stream managment
3188  *****************************************************************************/
3189 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_ )
3190 {
3191     s = s_;
3192     mb_eof = VLC_FALSE;
3193 }
3194
3195 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3196 {
3197     if( i_size <= 0 || mb_eof )
3198     {
3199         return 0;
3200     }
3201
3202     return stream_Read( s, p_buffer, i_size );
3203 }
3204 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3205 {
3206     int64_t i_pos;
3207
3208     switch( mode )
3209     {
3210         case seek_beginning:
3211             i_pos = i_offset;
3212             break;
3213         case seek_end:
3214             i_pos = stream_Size( s ) - i_offset;
3215             break;
3216         default:
3217             i_pos= stream_Tell( s ) + i_offset;
3218             break;
3219     }
3220
3221     if( i_pos < 0 || i_pos >= stream_Size( s ) )
3222     {
3223         mb_eof = VLC_TRUE;
3224         return;
3225     }
3226
3227     mb_eof = VLC_FALSE;
3228     if( stream_Seek( s, i_pos ) )
3229     {
3230         mb_eof = VLC_TRUE;
3231     }
3232     return;
3233 }
3234 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3235 {
3236     return 0;
3237 }
3238 uint64 vlc_stream_io_callback::getFilePointer( void )
3239 {
3240     return stream_Tell( s );
3241 }
3242 void vlc_stream_io_callback::close( void )
3243 {
3244     return;
3245 }
3246
3247
3248 /*****************************************************************************
3249  * Ebml Stream parser
3250  *****************************************************************************/
3251 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3252 {
3253     int i;
3254
3255     m_es = es;
3256     m_got = NULL;
3257     m_el[0] = el_start;
3258     mi_remain_size[0] = el_start->GetSize();
3259
3260     for( i = 1; i < 6; i++ )
3261     {
3262         m_el[i] = NULL;
3263     }
3264     mi_level = 1;
3265     mi_user_level = 1;
3266     mb_keep = VLC_FALSE;
3267     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3268 }
3269
3270 EbmlParser::~EbmlParser( void )
3271 {
3272     int i;
3273
3274     for( i = 1; i < mi_level; i++ )
3275     {
3276         if( !mb_keep )
3277         {
3278             delete m_el[i];
3279         }
3280         mb_keep = VLC_FALSE;
3281     }
3282 }
3283
3284 void EbmlParser::Up( void )
3285 {
3286     if( mi_user_level == mi_level )
3287     {
3288         fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3289     }
3290
3291     mi_user_level--;
3292 }
3293
3294 void EbmlParser::Down( void )
3295 {
3296     mi_user_level++;
3297     mi_level++;
3298 }
3299
3300 void EbmlParser::Keep( void )
3301 {
3302     mb_keep = VLC_TRUE;
3303 }
3304
3305 int EbmlParser::GetLevel( void )
3306 {
3307     return mi_user_level;
3308 }
3309
3310 void EbmlParser::Reset( demux_t *p_demux )
3311 {
3312     while ( mi_level > 0)
3313     {
3314         delete m_el[mi_level];
3315         m_el[mi_level] = NULL;
3316         mi_level--;
3317     }
3318     mi_user_level = mi_level = 1;
3319 #if LIBEBML_VERSION >= 0x000704
3320     // a little faster and cleaner
3321     m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3322 #else
3323     m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3324 #endif
3325     mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3326 }
3327
3328 EbmlElement *EbmlParser::Get( void )
3329 {
3330     int i_ulev = 0;
3331
3332     if( mi_user_level != mi_level )
3333     {
3334         return NULL;
3335     }
3336     if( m_got )
3337     {
3338         EbmlElement *ret = m_got;
3339         m_got = NULL;
3340
3341         return ret;
3342     }
3343
3344     if( m_el[mi_level] )
3345     {
3346         m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3347         if( !mb_keep )
3348         {
3349             delete m_el[mi_level];
3350         }
3351         mb_keep = VLC_FALSE;
3352     }
3353
3354     m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3355 //    mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3356     if( i_ulev > 0 )
3357     {
3358         while( i_ulev > 0 )
3359         {
3360             if( mi_level == 1 )
3361             {
3362                 mi_level = 0;
3363                 return NULL;
3364             }
3365
3366             delete m_el[mi_level - 1];
3367             m_got = m_el[mi_level -1] = m_el[mi_level];
3368             m_el[mi_level] = NULL;
3369
3370             mi_level--;
3371             i_ulev--;
3372         }
3373         return NULL;
3374     }
3375     else if( m_el[mi_level] == NULL )
3376     {
3377         fprintf( stderr," m_el[mi_level] == NULL\n" );
3378     }
3379
3380     return m_el[mi_level];
3381 }
3382
3383
3384 /*****************************************************************************
3385  * Tools
3386  *  * LoadCues : load the cues element and update index
3387  *
3388  *  * LoadTags : load ... the tags element
3389  *
3390  *  * InformationCreate : create all information, load tags if present
3391  *
3392  *****************************************************************************/
3393 void matroska_segment_c::LoadCues( )
3394 {
3395     int64_t     i_sav_position = es.I_O().getFilePointer();
3396     EbmlParser  *ep;
3397     EbmlElement *el, *cues;
3398
3399     /* *** Load the cue if found *** */
3400     if( i_cues_position < 0 )
3401     {
3402         msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3403
3404 //        IndexAppendCluster( cluster );
3405     }
3406
3407     vlc_bool_t b_seekable;
3408
3409     stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3410     if( !b_seekable )
3411         return;
3412
3413     msg_Dbg( &sys.demuxer, "loading cues" );
3414     es.I_O().setFilePointer( i_cues_position, seek_beginning );
3415     cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3416
3417     if( cues == NULL )
3418     {
3419         msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3420         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3421         return;
3422     }
3423
3424     ep = new EbmlParser( &es, cues, &sys.demuxer );
3425     while( ( el = ep->Get() ) != NULL )
3426     {
3427         if( MKV_IS_ID( el, KaxCuePoint ) )
3428         {
3429 #define idx p_indexes[i_index]
3430
3431             idx.i_track       = -1;
3432             idx.i_block_number= -1;
3433             idx.i_position    = -1;
3434             idx.i_time        = 0;
3435             idx.b_key         = VLC_TRUE;
3436
3437             ep->Down();
3438             while( ( el = ep->Get() ) != NULL )
3439             {
3440                 if( MKV_IS_ID( el, KaxCueTime ) )
3441                 {
3442                     KaxCueTime &ctime = *(KaxCueTime*)el;
3443
3444                     ctime.ReadData( es.I_O() );
3445
3446                     idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3447                 }
3448                 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3449                 {
3450                     ep->Down();
3451                     while( ( el = ep->Get() ) != NULL )
3452                     {
3453                         if( MKV_IS_ID( el, KaxCueTrack ) )
3454                         {
3455                             KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3456
3457                             ctrack.ReadData( es.I_O() );
3458                             idx.i_track = uint16( ctrack );
3459                         }
3460                         else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3461                         {
3462                             KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3463
3464                             ccpos.ReadData( es.I_O() );
3465                             idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3466                         }
3467                         else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3468                         {
3469                             KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3470
3471                             cbnum.ReadData( es.I_O() );
3472                             idx.i_block_number = uint32( cbnum );
3473                         }
3474                         else
3475                         {
3476                             msg_Dbg( &sys.demuxer, "         * Unknown (%s)", typeid(*el).name() );
3477                         }
3478                     }
3479                     ep->Up();
3480                 }
3481                 else
3482                 {
3483                     msg_Dbg( &sys.demuxer, "     * Unknown (%s)", typeid(*el).name() );
3484                 }
3485             }
3486             ep->Up();
3487
3488 #if 0
3489             msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3490                      " track=%d bnum=%d", idx.i_time, idx.i_position,
3491                      idx.i_track, idx.i_block_number );
3492 #endif
3493
3494             i_index++;
3495             if( i_index >= i_index_max )
3496             {
3497                 i_index_max += 1024;
3498                 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3499             }
3500 #undef idx
3501         }
3502         else
3503         {
3504             msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3505         }
3506     }
3507     delete ep;
3508     delete cues;
3509
3510     b_cues = VLC_TRUE;
3511
3512     msg_Dbg( &sys.demuxer, "loading cues done." );
3513     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3514 }
3515
3516 void matroska_segment_c::LoadTags( )
3517 {
3518     int64_t     i_sav_position = es.I_O().getFilePointer();
3519     EbmlParser  *ep;
3520     EbmlElement *el, *tags;
3521
3522     msg_Dbg( &sys.demuxer, "loading tags" );
3523     es.I_O().setFilePointer( i_tags_position, seek_beginning );
3524     tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3525
3526     if( tags == NULL )
3527     {
3528         msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3529         es.I_O().setFilePointer( i_sav_position, seek_beginning );
3530         return;
3531     }
3532
3533     msg_Dbg( &sys.demuxer, "Tags" );
3534     ep = new EbmlParser( &es, tags, &sys.demuxer );
3535     while( ( el = ep->Get() ) != NULL )
3536     {
3537         if( MKV_IS_ID( el, KaxTag ) )
3538         {
3539             msg_Dbg( &sys.demuxer, "+ Tag" );
3540             ep->Down();
3541             while( ( el = ep->Get() ) != NULL )
3542             {
3543                 if( MKV_IS_ID( el, KaxTagTargets ) )
3544                 {
3545                     msg_Dbg( &sys.demuxer, "|   + Targets" );
3546                     ep->Down();
3547                     while( ( el = ep->Get() ) != NULL )
3548                     {
3549                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3550                     }
3551                     ep->Up();
3552                 }
3553                 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3554                 {
3555                     msg_Dbg( &sys.demuxer, "|   + General" );
3556                     ep->Down();
3557                     while( ( el = ep->Get() ) != NULL )
3558                     {
3559                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3560                     }
3561                     ep->Up();
3562                 }
3563                 else if( MKV_IS_ID( el, KaxTagGenres ) )
3564                 {
3565                     msg_Dbg( &sys.demuxer, "|   + Genres" );
3566                     ep->Down();
3567                     while( ( el = ep->Get() ) != NULL )
3568                     {
3569                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3570                     }
3571                     ep->Up();
3572                 }
3573                 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3574                 {
3575                     msg_Dbg( &sys.demuxer, "|   + Audio Specific" );
3576                     ep->Down();
3577                     while( ( el = ep->Get() ) != NULL )
3578                     {
3579                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3580                     }
3581                     ep->Up();
3582                 }
3583                 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3584                 {
3585                     msg_Dbg( &sys.demuxer, "|   + Images Specific" );
3586                     ep->Down();
3587                     while( ( el = ep->Get() ) != NULL )
3588                     {
3589                         msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid( *el ).name() );
3590                     }
3591                     ep->Up();
3592                 }
3593                 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3594                 {
3595                     msg_Dbg( &sys.demuxer, "|   + Multi Comment" );
3596                 }
3597                 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3598                 {
3599                     msg_Dbg( &sys.demuxer, "|   + Multi Commercial" );
3600                 }
3601                 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3602                 {
3603                     msg_Dbg( &sys.demuxer, "|   + Multi Date" );
3604                 }
3605                 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3606                 {
3607                     msg_Dbg( &sys.demuxer, "|   + Multi Entity" );
3608                 }
3609                 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
3610                 {
3611                     msg_Dbg( &sys.demuxer, "|   + Multi Identifier" );
3612                 }
3613                 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
3614                 {
3615                     msg_Dbg( &sys.demuxer, "|   + Multi Legal" );
3616                 }
3617                 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
3618                 {
3619                     msg_Dbg( &sys.demuxer, "|   + Multi Title" );
3620                 }
3621                 else
3622                 {
3623                     msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid( *el ).name() );
3624                 }
3625             }
3626             ep->Up();
3627         }
3628         else
3629         {
3630             msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
3631         }
3632     }
3633     delete ep;
3634     delete tags;
3635
3636     msg_Dbg( &sys.demuxer, "loading tags done." );
3637     es.I_O().setFilePointer( i_sav_position, seek_beginning );
3638 }
3639
3640 /*****************************************************************************
3641  * ParseSeekHead:
3642  *****************************************************************************/
3643 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
3644 {
3645     EbmlElement *el;
3646     size_t i, j;
3647     int i_upper_level = 0;
3648
3649     msg_Dbg( &sys.demuxer, "|   + Seek head" );
3650
3651     /* Master elements */
3652     seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
3653
3654     for( i = 0; i < seekhead->ListSize(); i++ )
3655     {
3656         EbmlElement *l = (*seekhead)[i];
3657
3658         if( MKV_IS_ID( l, KaxSeek ) )
3659         {
3660             EbmlMaster *sk = static_cast<EbmlMaster *>(l);
3661             EbmlId id = EbmlVoid::ClassInfos.GlobalId;
3662             int64_t i_pos = -1;
3663
3664             for( j = 0; j < sk->ListSize(); j++ )
3665             {
3666                 EbmlElement *l = (*sk)[j];
3667
3668                 if( MKV_IS_ID( l, KaxSeekID ) )
3669                 {
3670                     KaxSeekID &sid = *(KaxSeekID*)l;
3671                     id = EbmlId( sid.GetBuffer(), sid.GetSize() );
3672                 }
3673                 else if( MKV_IS_ID( l, KaxSeekPosition ) )
3674                 {
3675                     KaxSeekPosition &spos = *(KaxSeekPosition*)l;
3676                     i_pos = uint64( spos );
3677                 }
3678                 else
3679                 {
3680                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
3681                 }
3682             }
3683
3684             if( i_pos >= 0 )
3685             {
3686                 if( id == KaxCues::ClassInfos.GlobalId )
3687                 {
3688                     msg_Dbg( &sys.demuxer, "|   |   |   = cues at "I64Fd, i_pos );
3689                     i_cues_position = segment->GetGlobalPosition( i_pos );
3690                 }
3691                 else if( id == KaxChapters::ClassInfos.GlobalId )
3692                 {
3693                     msg_Dbg( &sys.demuxer, "|   |   |   = chapters at "I64Fd, i_pos );
3694                     i_chapters_position = segment->GetGlobalPosition( i_pos );
3695                 }
3696                 else if( id == KaxTags::ClassInfos.GlobalId )
3697                 {
3698                     msg_Dbg( &sys.demuxer, "|   |   |   = tags at "I64Fd, i_pos );
3699                     i_tags_position = segment->GetGlobalPosition( i_pos );
3700                 }
3701             }
3702         }
3703         else
3704         {
3705             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
3706         }
3707     }
3708 }
3709
3710 /*****************************************************************************
3711  * ParseTrackEntry:
3712  *****************************************************************************/
3713 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
3714 {
3715     size_t i, j, k, n;
3716
3717     mkv_track_t *tk;
3718
3719     msg_Dbg( &sys.demuxer, "|   |   + Track Entry" );
3720
3721     tk = new mkv_track_t();
3722     tracks.push_back( tk );
3723
3724     /* Init the track */
3725     memset( tk, 0, sizeof( mkv_track_t ) );
3726
3727     es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
3728     tk->fmt.psz_language = strdup("English");
3729     tk->fmt.psz_description = NULL;
3730
3731     tk->b_default = VLC_TRUE;
3732     tk->b_enabled = VLC_TRUE;
3733     tk->b_silent = VLC_FALSE;
3734     tk->i_number = tracks.size() - 1;
3735     tk->i_extra_data = 0;
3736     tk->p_extra_data = NULL;
3737     tk->psz_codec = NULL;
3738     tk->i_default_duration = 0;
3739     tk->f_timecodescale = 1.0;
3740
3741     tk->b_inited = VLC_FALSE;
3742     tk->i_data_init = 0;
3743     tk->p_data_init = NULL;
3744
3745     tk->psz_codec_name = NULL;
3746     tk->psz_codec_settings = NULL;
3747     tk->psz_codec_info_url = NULL;
3748     tk->psz_codec_download_url = NULL;
3749
3750     tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
3751
3752     for( i = 0; i < m->ListSize(); i++ )
3753     {
3754         EbmlElement *l = (*m)[i];
3755
3756         if( MKV_IS_ID( l, KaxTrackNumber ) )
3757         {
3758             KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
3759
3760             tk->i_number = uint32( tnum );
3761             msg_Dbg( &sys.demuxer, "|   |   |   + Track Number=%u", uint32( tnum ) );
3762         }
3763         else  if( MKV_IS_ID( l, KaxTrackUID ) )
3764         {
3765             KaxTrackUID &tuid = *(KaxTrackUID*)l;
3766
3767             msg_Dbg( &sys.demuxer, "|   |   |   + Track UID=%u",  uint32( tuid ) );
3768         }
3769         else  if( MKV_IS_ID( l, KaxTrackType ) )
3770         {
3771             char *psz_type;
3772             KaxTrackType &ttype = *(KaxTrackType*)l;
3773
3774             switch( uint8(ttype) )
3775             {
3776                 case track_audio:
3777                     psz_type = "audio";
3778                     tk->fmt.i_cat = AUDIO_ES;
3779                     break;
3780                 case track_video:
3781                     psz_type = "video";
3782                     tk->fmt.i_cat = VIDEO_ES;
3783                     break;
3784                 case track_subtitle:
3785                     psz_type = "subtitle";
3786                     tk->fmt.i_cat = SPU_ES;
3787                     break;
3788                 case track_buttons:
3789                     psz_type = "buttons";
3790                     tk->fmt.i_cat = SPU_ES;
3791                     break;
3792                 default:
3793                     psz_type = "unknown";
3794                     tk->fmt.i_cat = UNKNOWN_ES;
3795                     break;
3796             }
3797
3798             msg_Dbg( &sys.demuxer, "|   |   |   + Track Type=%s", psz_type );
3799         }
3800 //        else  if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
3801 //        {
3802 //            KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
3803
3804 //            tk->b_enabled = uint32( fenb );
3805 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Enabled=%u",
3806 //                     uint32( fenb )  );
3807 //        }
3808         else  if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
3809         {
3810             KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
3811
3812             tk->b_default = uint32( fdef );
3813             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default=%u", uint32( fdef )  );
3814         }
3815         else  if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
3816         {
3817             KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
3818
3819             msg_Dbg( &sys.demuxer, "|   |   |   + Track Lacing=%d", uint32( lac ) );
3820         }
3821         else  if( MKV_IS_ID( l, KaxTrackMinCache ) )
3822         {
3823             KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
3824
3825             msg_Dbg( &sys.demuxer, "|   |   |   + Track MinCache=%d", uint32( cmin ) );
3826         }
3827         else  if( MKV_IS_ID( l, KaxTrackMaxCache ) )
3828         {
3829             KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
3830
3831             msg_Dbg( &sys.demuxer, "|   |   |   + Track MaxCache=%d", uint32( cmax ) );
3832         }
3833         else  if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
3834         {
3835             KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
3836
3837             tk->i_default_duration = uint64(defd);
3838             msg_Dbg( &sys.demuxer, "|   |   |   + Track Default Duration="I64Fd, uint64(defd) );
3839         }
3840         else  if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
3841         {
3842             KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
3843
3844             tk->f_timecodescale = float( ttcs );
3845             msg_Dbg( &sys.demuxer, "|   |   |   + Track TimeCodeScale=%f", tk->f_timecodescale );
3846         }
3847         else if( MKV_IS_ID( l, KaxTrackName ) )
3848         {
3849             KaxTrackName &tname = *(KaxTrackName*)l;
3850
3851             tk->fmt.psz_description = UTF8ToStr( UTFstring( tname ) );
3852             msg_Dbg( &sys.demuxer, "|   |   |   + Track Name=%s", tk->fmt.psz_description );
3853         }
3854         else  if( MKV_IS_ID( l, KaxTrackLanguage ) )
3855         {
3856             KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
3857
3858             tk->fmt.psz_language = strdup( string( lang ).c_str() );
3859             msg_Dbg( &sys.demuxer,
3860                      "|   |   |   + Track Language=`%s'", tk->fmt.psz_language );
3861         }
3862         else  if( MKV_IS_ID( l, KaxCodecID ) )
3863         {
3864             KaxCodecID &codecid = *(KaxCodecID*)l;
3865
3866             tk->psz_codec = strdup( string( codecid ).c_str() );
3867             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecId=%s", string( codecid ).c_str() );
3868         }
3869         else  if( MKV_IS_ID( l, KaxCodecPrivate ) )
3870         {
3871             KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
3872
3873             tk->i_extra_data = cpriv.GetSize();
3874             if( tk->i_extra_data > 0 )
3875             {
3876                 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
3877                 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
3878             }
3879             msg_Dbg( &sys.demuxer, "|   |   |   + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
3880         }
3881         else if( MKV_IS_ID( l, KaxCodecName ) )
3882         {
3883             KaxCodecName &cname = *(KaxCodecName*)l;
3884
3885             tk->psz_codec_name = UTF8ToStr( UTFstring( cname ) );
3886             msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Name=%s", tk->psz_codec_name );
3887         }
3888         else if( MKV_IS_ID( l, KaxContentEncodings ) )
3889         {
3890             EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
3891             MkvTree( sys.demuxer, 3, "Content Encodings" );
3892             for( j = 0; j < cencs->ListSize(); j++ )
3893             {
3894                 EbmlElement *l2 = (*cencs)[j];
3895                 if( MKV_IS_ID( l2, KaxContentEncoding ) )
3896                 {
3897                     MkvTree( sys.demuxer, 4, "Content Encoding" );
3898                     EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
3899                     for( k = 0; k < cenc->ListSize(); k++ )
3900                     {
3901                         EbmlElement *l3 = (*cenc)[k];
3902                         if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
3903                         {
3904                             KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
3905                             MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
3906                         }
3907                         else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
3908                         {
3909                             KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
3910                             MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
3911                         }
3912                         else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
3913                         {
3914                             KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
3915                             MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
3916                         }
3917                         else if( MKV_IS_ID( l3, KaxContentCompression ) )
3918                         {
3919                             EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
3920                             MkvTree( sys.demuxer, 5, "Content Compression" );
3921                             for( n = 0; n < compr->ListSize(); n++ )
3922                             {
3923                                 EbmlElement *l4 = (*compr)[n];
3924                                 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
3925                                 {
3926                                     KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
3927                                     MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
3928                                     if( uint32( compalg ) == 0 )
3929                                     {
3930                                         tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
3931                                     }
3932                                 }
3933                                 else
3934                                 {
3935                                     MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
3936                                 }
3937                             }
3938                         }
3939
3940                         else
3941                         {
3942                             MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
3943                         }
3944                     }
3945
3946                 }
3947                 else
3948                 {
3949                     MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
3950                 }
3951             }
3952
3953         }
3954 //        else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
3955 //        {
3956 //            KaxCodecSettings &cset = *(KaxCodecSettings*)l;
3957
3958 //            tk->psz_codec_settings = UTF8ToStr( UTFstring( cset ) );
3959 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Settings=%s", tk->psz_codec_settings );
3960 //        }
3961 //        else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
3962 //        {
3963 //            KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
3964
3965 //            tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
3966 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_info_url );
3967 //        }
3968 //        else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
3969 //        {
3970 //            KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
3971
3972 //            tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
3973 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Info URL=%s", tk->psz_codec_download_url );
3974 //        }
3975 //        else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
3976 //        {
3977 //            KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
3978
3979 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
3980 //        }
3981 //        else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
3982 //        {
3983 //            KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
3984
3985 //            msg_Dbg( &sys.demuxer, "|   |   |   + Track Overlay=%u <== UNUSED", uint32( tovr ) );
3986 //        }
3987         else  if( MKV_IS_ID( l, KaxTrackVideo ) )
3988         {
3989             EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
3990             unsigned int j;
3991
3992             msg_Dbg( &sys.demuxer, "|   |   |   + Track Video" );
3993             tk->f_fps = 0.0;
3994
3995             for( j = 0; j < tkv->ListSize(); j++ )
3996             {
3997                 EbmlElement *l = (*tkv)[j];
3998 //                if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
3999 //                {
4000 //                    KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4001
4002 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Interlaced=%u", uint8( fint ) );
4003 //                }
4004 //                else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4005 //                {
4006 //                    KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4007
4008 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Stereo Mode=%u", uint8( stereo ) );
4009 //                }
4010 //                else
4011                 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4012                 {
4013                     KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4014
4015                     tk->fmt.video.i_width = uint16( vwidth );
4016                     msg_Dbg( &sys.demuxer, "|   |   |   |   + width=%d", uint16( vwidth ) );
4017                 }
4018                 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4019                 {
4020                     KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4021
4022                     tk->fmt.video.i_height = uint16( vheight );
4023                     msg_Dbg( &sys.demuxer, "|   |   |   |   + height=%d", uint16( vheight ) );
4024                 }
4025                 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4026                 {
4027                     KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4028
4029                     tk->fmt.video.i_visible_width = uint16( vwidth );
4030                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display width=%d", uint16( vwidth ) );
4031                 }
4032                 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4033                 {
4034                     KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4035
4036                     tk->fmt.video.i_visible_height = uint16( vheight );
4037                     msg_Dbg( &sys.demuxer, "|   |   |   |   + display height=%d", uint16( vheight ) );
4038                 }
4039                 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4040                 {
4041                     KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4042
4043                     tk->f_fps = float( vfps );
4044                     msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( vfps ) );
4045                 }
4046 //                else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4047 //                {
4048 //                     KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4049
4050 //                    msg_Dbg( &sys.demuxer, "|   |   |   |   + Track Video Display Unit=%s",
4051 //                             uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4052 //                }
4053 //                else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4054 //                {
4055 //                    KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4056
4057 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4058 //                }
4059 //                else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4060 //                {
4061 //                    KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4062
4063 //                    msg_Dbg( &sys.demuxer, "   |   |   |   + fps=%f", float( gamma ) );
4064 //                }
4065                 else
4066                 {
4067                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4068                 }
4069             }
4070             if ( tk->fmt.video.i_visible_height && tk->fmt.video.i_visible_width )
4071                 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * tk->fmt.video.i_visible_width / tk->fmt.video.i_visible_height;
4072         }
4073         else  if( MKV_IS_ID( l, KaxTrackAudio ) )
4074         {
4075             EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4076             unsigned int j;
4077
4078             msg_Dbg( &sys.demuxer, "|   |   |   + Track Audio" );
4079
4080             for( j = 0; j < tka->ListSize(); j++ )
4081             {
4082                 EbmlElement *l = (*tka)[j];
4083
4084                 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4085                 {
4086                     KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4087
4088                     tk->fmt.audio.i_rate = (int)float( afreq );
4089                     msg_Dbg( &sys.demuxer, "|   |   |   |   + afreq=%d", tk->fmt.audio.i_rate );
4090                 }
4091                 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4092                 {
4093                     KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4094
4095                     tk->fmt.audio.i_channels = uint8( achan );
4096                     msg_Dbg( &sys.demuxer, "|   |   |   |   + achan=%u", uint8( achan ) );
4097                 }
4098                 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4099                 {
4100                     KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4101
4102                     tk->fmt.audio.i_bitspersample = uint8( abits );
4103                     msg_Dbg( &sys.demuxer, "|   |   |   |   + abits=%u", uint8( abits ) );
4104                 }
4105                 else
4106                 {
4107                     msg_Dbg( &sys.demuxer, "|   |   |   |   + Unknown (%s)", typeid(*l).name() );
4108                 }
4109             }
4110         }
4111         else
4112         {
4113             msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)",
4114                      typeid(*l).name() );
4115         }
4116     }
4117 }
4118
4119 /*****************************************************************************
4120  * ParseTracks:
4121  *****************************************************************************/
4122 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4123 {
4124     EbmlElement *el;
4125     unsigned int i;
4126     int i_upper_level = 0;
4127
4128     msg_Dbg( &sys.demuxer, "|   + Tracks" );
4129
4130     /* Master elements */
4131     tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4132
4133     for( i = 0; i < tracks->ListSize(); i++ )
4134     {
4135         EbmlElement *l = (*tracks)[i];
4136
4137         if( MKV_IS_ID( l, KaxTrackEntry ) )
4138         {
4139             ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4140         }
4141         else
4142         {
4143             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4144         }
4145     }
4146 }
4147
4148 /*****************************************************************************
4149  * ParseInfo:
4150  *****************************************************************************/
4151 void matroska_segment_c::ParseInfo( KaxInfo *info )
4152 {
4153     EbmlElement *el;
4154     EbmlMaster  *m;
4155     size_t i, j;
4156     int i_upper_level = 0;
4157
4158     msg_Dbg( &sys.demuxer, "|   + Information" );
4159
4160     /* Master elements */
4161     m = static_cast<EbmlMaster *>(info);
4162     m->Read( es, info->Generic().Context, i_upper_level, el, true );
4163
4164     for( i = 0; i < m->ListSize(); i++ )
4165     {
4166         EbmlElement *l = (*m)[i];
4167
4168         if( MKV_IS_ID( l, KaxSegmentUID ) )
4169         {
4170             p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4171
4172             msg_Dbg( &sys.demuxer, "|   |   + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4173         }
4174         else if( MKV_IS_ID( l, KaxPrevUID ) )
4175         {
4176             p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4177
4178             msg_Dbg( &sys.demuxer, "|   |   + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4179         }
4180         else if( MKV_IS_ID( l, KaxNextUID ) )
4181         {
4182             p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4183
4184             msg_Dbg( &sys.demuxer, "|   |   + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4185         }
4186         else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4187         {
4188             KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4189
4190             i_timescale = uint64(tcs);
4191
4192             msg_Dbg( &sys.demuxer, "|   |   + TimecodeScale="I64Fd,
4193                      i_timescale );
4194         }
4195         else if( MKV_IS_ID( l, KaxDuration ) )
4196         {
4197             KaxDuration &dur = *(KaxDuration*)l;
4198
4199             i_duration = mtime_t( double( dur ) );
4200
4201             msg_Dbg( &sys.demuxer, "|   |   + Duration="I64Fd,
4202                      i_duration );
4203         }
4204         else if( MKV_IS_ID( l, KaxMuxingApp ) )
4205         {
4206             KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4207
4208             psz_muxing_application = UTF8ToStr( UTFstring( mapp ) );
4209
4210             msg_Dbg( &sys.demuxer, "|   |   + Muxing Application=%s",
4211                      psz_muxing_application );
4212         }
4213         else if( MKV_IS_ID( l, KaxWritingApp ) )
4214         {
4215             KaxWritingApp &wapp = *(KaxWritingApp*)l;
4216
4217             psz_writing_application = UTF8ToStr( UTFstring( wapp ) );
4218
4219             msg_Dbg( &sys.demuxer, "|   |   + Writing Application=%s",
4220                      psz_writing_application );
4221         }
4222         else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4223         {
4224             KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4225
4226             psz_segment_filename = UTF8ToStr( UTFstring( sfn ) );
4227
4228             msg_Dbg( &sys.demuxer, "|   |   + Segment Filename=%s",
4229                      psz_segment_filename );
4230         }
4231         else if( MKV_IS_ID( l, KaxTitle ) )
4232         {
4233             KaxTitle &title = *(KaxTitle*)l;
4234
4235             psz_title = UTF8ToStr( UTFstring( title ) );
4236
4237             msg_Dbg( &sys.demuxer, "|   |   + Title=%s", psz_title );
4238         }
4239         else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4240         {
4241             KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4242
4243             families.push_back(*uid);
4244
4245             msg_Dbg( &sys.demuxer, "|   |   + family=%d", *(uint32*)uid->GetBuffer() );
4246         }
4247 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
4248         else if( MKV_IS_ID( l, KaxDateUTC ) )
4249         {
4250             KaxDateUTC &date = *(KaxDateUTC*)l;
4251             time_t i_date;
4252             struct tm tmres;
4253             char   buffer[256];
4254
4255             i_date = date.GetEpochDate();
4256             memset( buffer, 0, 256 );
4257             if( gmtime_r( &i_date, &tmres ) &&
4258                 asctime_r( &tmres, buffer ) )
4259             {
4260                 buffer[strlen( buffer)-1]= '\0';
4261                 psz_date_utc = strdup( buffer );
4262                 msg_Dbg( &sys.demuxer, "|   |   + Date=%s", psz_date_utc );
4263             }
4264         }
4265 #endif
4266 #if LIBMATROSKA_VERSION >= 0x000704
4267         else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4268         {
4269             KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4270             chapter_translation_c *p_translate = new chapter_translation_c();
4271
4272             p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4273             for( j = 0; j < p_trans->ListSize(); j++ )
4274             {
4275                 EbmlElement *l = (*p_trans)[j];
4276
4277                 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4278                 {
4279                     p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4280                 }
4281                 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4282                 {
4283                     p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4284                 }
4285                 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4286                 {
4287                     p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4288                 }
4289             }
4290
4291             translations.push_back( p_translate );
4292         }
4293 #endif
4294         else
4295         {
4296             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4297         }
4298     }
4299
4300     double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4301     i_duration = mtime_t(f_dur);
4302 }
4303
4304
4305 /*****************************************************************************
4306  * ParseChapterAtom
4307  *****************************************************************************/
4308 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4309 {
4310     size_t i, j;
4311
4312     msg_Dbg( &sys.demuxer, "|   |   |   + ChapterAtom (level=%d)", i_level );
4313     for( i = 0; i < ca->ListSize(); i++ )
4314     {
4315         EbmlElement *l = (*ca)[i];
4316
4317         if( MKV_IS_ID( l, KaxChapterUID ) )
4318         {
4319             chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4320             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterUID: %lld", chapters.i_uid );
4321         }
4322         else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4323         {
4324             KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4325             chapters.b_display_seekpoint = uint8( flag ) == 0;
4326
4327             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4328         }
4329         else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4330         {
4331             KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4332             chapters.i_start_time = uint64( start ) / I64C(1000);
4333
4334             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeStart: %lld", chapters.i_start_time );
4335         }
4336         else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4337         {
4338             KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4339             chapters.i_end_time = uint64( end ) / I64C(1000);
4340
4341             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterTimeEnd: %lld", chapters.i_end_time );
4342         }
4343         else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4344         {
4345             EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4346
4347             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterDisplay" );
4348             for( j = 0; j < cd->ListSize(); j++ )
4349             {
4350                 EbmlElement *l= (*cd)[j];
4351
4352                 if( MKV_IS_ID( l, KaxChapterString ) )
4353                 {
4354                     int k;
4355
4356                     KaxChapterString &name =*(KaxChapterString*)l;
4357                     for (k = 0; k < i_level; k++)
4358                         chapters.psz_name += '+';
4359                     chapters.psz_name += ' ';
4360                     chapters.psz_name += UTF8ToStr( UTFstring( name ) );
4361                     chapters.b_user_display = true;
4362
4363                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterString '%s'", UTF8ToStr(UTFstring(name)) );
4364                 }
4365                 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4366                 {
4367                     KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4368                     const char *psz = string( lang ).c_str();
4369
4370                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterLanguage '%s'", psz );
4371                 }
4372                 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4373                 {
4374                     KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4375                     const char *psz = string( ct ).c_str();
4376
4377                     msg_Dbg( &sys.demuxer, "|   |   |   |   |    + ChapterCountry '%s'", psz );
4378                 }
4379             }
4380         }
4381         else if( MKV_IS_ID( l, KaxChapterProcess ) )
4382         {
4383             msg_Dbg( &sys.demuxer, "|   |   |   |   + ChapterProcess" );
4384
4385             KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4386             chapter_codec_cmds_c *p_ccodec = NULL;
4387
4388             for( j = 0; j < cp->ListSize(); j++ )
4389             {
4390                 EbmlElement *k= (*cp)[j];
4391
4392                 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4393                 {
4394                     KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4395                     if ( uint32(*p_codec_id) == 0 )
4396                         p_ccodec = new matroska_script_codec_c( sys );
4397                     else if ( uint32(*p_codec_id) == 1 )
4398                         p_ccodec = new dvd_chapter_codec_c( sys );
4399                     break;
4400                 }
4401             }
4402
4403             if ( p_ccodec != NULL )
4404             {
4405                 for( j = 0; j < cp->ListSize(); j++ )
4406                 {
4407                     EbmlElement *k= (*cp)[j];
4408
4409                     if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4410                     {
4411                         KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4412                         p_ccodec->SetPrivate( *p_private );
4413                     }
4414                     else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4415                     {
4416                         p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4417                     }
4418                 }
4419                 chapters.codecs.push_back( p_ccodec );
4420             }
4421         }
4422         else if( MKV_IS_ID( l, KaxChapterAtom ) )
4423         {
4424             chapter_item_c *new_sub_chapter = new chapter_item_c();
4425             ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4426             new_sub_chapter->psz_parent = &chapters;
4427             chapters.sub_chapters.push_back( new_sub_chapter );
4428         }
4429     }
4430 }
4431
4432 /*****************************************************************************
4433  * ParseChapters:
4434  *****************************************************************************/
4435 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4436 {
4437     EbmlElement *el;
4438     size_t i;
4439     int i_upper_level = 0;
4440     mtime_t i_dur;
4441
4442     /* Master elements */
4443     chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4444
4445     for( i = 0; i < chapters->ListSize(); i++ )
4446     {
4447         EbmlElement *l = (*chapters)[i];
4448
4449         if( MKV_IS_ID( l, KaxEditionEntry ) )
4450         {
4451             chapter_edition_c *p_edition = new chapter_edition_c();
4452
4453             EbmlMaster *E = static_cast<EbmlMaster *>(l );
4454             size_t j;
4455             msg_Dbg( &sys.demuxer, "|   |   + EditionEntry" );
4456             for( j = 0; j < E->ListSize(); j++ )
4457             {
4458                 EbmlElement *l = (*E)[j];
4459
4460                 if( MKV_IS_ID( l, KaxChapterAtom ) )
4461                 {
4462                     chapter_item_c *new_sub_chapter = new chapter_item_c();
4463                     ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4464                     p_edition->sub_chapters.push_back( new_sub_chapter );
4465                 }
4466                 else if( MKV_IS_ID( l, KaxEditionUID ) )
4467                 {
4468                     p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4469                 }
4470                 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4471                 {
4472                     p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4473                 }
4474                 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4475                 {
4476                     if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4477                         i_default_edition = stored_editions.size();
4478                 }
4479                 else
4480                 {
4481                     msg_Dbg( &sys.demuxer, "|   |   |   + Unknown (%s)", typeid(*l).name() );
4482                 }
4483             }
4484             stored_editions.push_back( p_edition );
4485         }
4486         else
4487         {
4488             msg_Dbg( &sys.demuxer, "|   |   + Unknown (%s)", typeid(*l).name() );
4489         }
4490     }
4491
4492     for( i = 0; i < stored_editions.size(); i++ )
4493     {
4494         stored_editions[i]->RefreshChapters( );
4495     }
4496
4497     if ( stored_editions[i_default_edition]->b_ordered )
4498     {
4499         /* update the duration of the segment according to the sum of all sub chapters */
4500         i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4501         if (i_dur > 0)
4502             i_duration = i_dur;
4503     }
4504 }
4505
4506 void matroska_segment_c::ParseCluster( )
4507 {
4508     EbmlElement *el;
4509     EbmlMaster  *m;
4510     unsigned int i;
4511     int i_upper_level = 0;
4512
4513     /* Master elements */
4514     m = static_cast<EbmlMaster *>( cluster );
4515     m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4516
4517     for( i = 0; i < m->ListSize(); i++ )
4518     {
4519         EbmlElement *l = (*m)[i];
4520
4521         if( MKV_IS_ID( l, KaxClusterTimecode ) )
4522         {
4523             KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4524
4525             cluster->InitTimecode( uint64( ctc ), i_timescale );
4526             break;
4527         }
4528     }
4529
4530     i_start_time = cluster->GlobalTimecode() / 1000;
4531 }
4532
4533 /*****************************************************************************
4534  * InformationCreate:
4535  *****************************************************************************/
4536 void matroska_segment_c::InformationCreate( )
4537 {
4538     size_t      i_track;
4539
4540 /*************
4541     impossible as is it now, vlc_meta_Delete is not clean
4542
4543     if ( sys.meta != NULL )
4544         vlc_meta_Delete( sys.meta );
4545 */
4546
4547     sys.meta = vlc_meta_New();
4548
4549     if( psz_title )
4550     {
4551         vlc_meta_Add( sys.meta, VLC_META_TITLE, psz_title );
4552     }
4553     if( psz_date_utc )
4554     {
4555         vlc_meta_Add( sys.meta, VLC_META_DATE, psz_date_utc );
4556     }
4557     if( psz_segment_filename )
4558     {
4559         vlc_meta_Add( sys.meta, _("Segment filename"), psz_segment_filename );
4560     }
4561     if( psz_muxing_application )
4562     {
4563         vlc_meta_Add( sys.meta, _("Muxing application"), psz_muxing_application );
4564     }
4565     if( psz_writing_application )
4566     {
4567         vlc_meta_Add( sys.meta, _("Writing application"), psz_writing_application );
4568     }
4569
4570     for( i_track = 0; i_track < tracks.size(); i_track++ )
4571     {
4572         mkv_track_t *tk = tracks[i_track];
4573         vlc_meta_t *mtk = vlc_meta_New();
4574
4575         sys.meta->track = (vlc_meta_t**)realloc( sys.meta->track,
4576                                                     sizeof( vlc_meta_t * ) * ( sys.meta->i_track + 1 ) );
4577         sys.meta->track[sys.meta->i_track++] = mtk;
4578
4579         if( tk->fmt.psz_description )
4580         {
4581             vlc_meta_Add( sys.meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
4582         }
4583         if( tk->psz_codec_name )
4584         {
4585             vlc_meta_Add( sys.meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
4586         }
4587         if( tk->psz_codec_settings )
4588         {
4589             vlc_meta_Add( sys.meta, VLC_META_SETTING, tk->psz_codec_settings );
4590         }
4591         if( tk->psz_codec_info_url )
4592         {
4593             vlc_meta_Add( sys.meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
4594         }
4595         if( tk->psz_codec_download_url )
4596         {
4597             vlc_meta_Add( sys.meta, VLC_META_URL, tk->psz_codec_download_url );
4598         }
4599     }
4600
4601     if( i_tags_position >= 0 )
4602     {
4603         vlc_bool_t b_seekable;
4604
4605         stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
4606         if( b_seekable )
4607         {
4608             LoadTags( );
4609         }
4610     }
4611 }
4612
4613
4614 /*****************************************************************************
4615  * Divers
4616  *****************************************************************************/
4617
4618 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
4619 {
4620 #define idx p_indexes[i_index]
4621     idx.i_track       = -1;
4622     idx.i_block_number= -1;
4623     idx.i_position    = cluster->GetElementPosition();
4624     idx.i_time        = -1;
4625     idx.b_key         = VLC_TRUE;
4626
4627     i_index++;
4628     if( i_index >= i_index_max )
4629     {
4630         i_index_max += 1024;
4631         p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
4632     }
4633 #undef idx
4634 }
4635
4636 static char * UTF8ToStr( const UTFstring &u )
4637 {
4638     int     i_src;
4639     const wchar_t *src;
4640     char *dst, *p;
4641
4642     i_src = u.length();
4643     src   = u.c_str();
4644
4645     p = dst = (char*)malloc( i_src + 1);
4646     while( i_src > 0 )
4647     {
4648         if( *src < 255 )
4649         {
4650             *p++ = (char)*src;
4651         }
4652         else
4653         {
4654             *p++ = '?';
4655         }
4656         src++;
4657         i_src--;
4658     }
4659     *p++= '\0';
4660
4661     return dst;
4662 }
4663
4664 void chapter_edition_c::RefreshChapters( )
4665 {
4666     chapter_item_c::RefreshChapters( b_ordered, -1 );
4667     b_display_seekpoint = false;
4668 }
4669
4670 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
4671 {
4672     int64_t i_user_time = i_prev_user_time;
4673
4674     // first the sub-chapters, and then ourself
4675     std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4676     while ( index != sub_chapters.end() )
4677     {
4678         i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
4679         index++;
4680     }
4681
4682     if ( b_ordered )
4683     {
4684         // the ordered chapters always start at zero
4685         if ( i_prev_user_time == -1 )
4686         {
4687             if ( i_user_time == -1 )
4688                 i_user_time = 0;
4689             i_prev_user_time = 0;
4690         }
4691
4692         i_user_start_time = i_prev_user_time;
4693         if ( i_end_time != -1 && i_user_time == i_prev_user_time )
4694         {
4695             i_user_end_time = i_user_start_time - i_start_time + i_end_time;
4696         }
4697         else
4698         {
4699             i_user_end_time = i_user_time;
4700         }
4701     }
4702     else
4703     {
4704         std::sort( sub_chapters.begin(), sub_chapters.end() );
4705         i_user_start_time = i_start_time;
4706         if ( i_end_time != -1 )
4707             i_user_end_time = i_end_time;
4708         else if ( i_user_time != -1 )
4709             i_user_end_time = i_user_time;
4710         else
4711             i_user_end_time = i_user_start_time;
4712     }
4713
4714     return i_user_end_time;
4715 }
4716
4717 mtime_t chapter_edition_c::Duration() const
4718 {
4719     mtime_t i_result = 0;
4720
4721     if ( sub_chapters.size() )
4722     {
4723         std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
4724         index--;
4725         i_result = (*index)->i_user_end_time;
4726     }
4727
4728     return i_result;
4729 }
4730
4731 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode )
4732 {
4733     chapter_item_c *psz_result = NULL;
4734
4735     if ( i_user_timecode >= i_user_start_time &&
4736         ( i_user_timecode < i_user_end_time ||
4737           ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
4738     {
4739         std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
4740         while ( index != sub_chapters.end() && psz_result == NULL )
4741         {
4742             psz_result = (*index)->FindTimecode( i_user_timecode );
4743             index++;
4744         }
4745
4746         if ( psz_result == NULL )
4747             psz_result = this;
4748     }
4749
4750     return psz_result;
4751 }
4752
4753 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
4754 {
4755     if ( &item == this )
4756         return true;
4757
4758     std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
4759     while ( index != sub_chapters.end() )
4760     {
4761         if ( (*index)->ParentOf( item ) )
4762             return true;
4763         index++;
4764     }
4765
4766     return false;
4767 }
4768
4769 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
4770 {
4771     for (size_t i=0; i<opened_segments.size(); i++)
4772     {
4773         opened_segments[i]->PreloadFamily( of_segment );
4774     }
4775 }
4776 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
4777 {
4778     if ( b_preloaded )
4779         return false;
4780
4781     for (size_t i=0; i<families.size(); i++)
4782     {
4783         for (size_t j=0; j<of_segment.families.size(); j++)
4784         {
4785             if ( families[i] == of_segment.families[j] )
4786                 return Preload( );
4787         }
4788     }
4789
4790     return false;
4791 }
4792
4793 // preload all the linked segments for all preloaded segments
4794 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
4795 {
4796     size_t i_preloaded, i, j;
4797     virtual_segment_c *p_seg;
4798
4799     p_current_segment = VirtualFromSegments( p_segment );
4800
4801     used_segments.push_back( p_current_segment );
4802
4803     // create all the other virtual segments of the family
4804     do {
4805         i_preloaded = 0;
4806         for ( i=0; i< opened_segments.size(); i++ )
4807         {
4808             if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
4809             {
4810                 p_seg = VirtualFromSegments( opened_segments[i] );
4811                 used_segments.push_back( p_seg );
4812                 i_preloaded++;
4813             }
4814         }
4815     } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
4816
4817     // publish all editions of all usable segment
4818     for ( i=0; i< used_segments.size(); i++ )
4819     {
4820         p_seg = used_segments[i];
4821         if ( p_seg->p_editions != NULL )
4822         {
4823             std::string sz_name;
4824             input_title_t *p_title = vlc_input_title_New();
4825             p_seg->i_sys_title = i;
4826             int i_chapters;
4827
4828             // TODO use a name for each edition, let the TITLE deal with a codec name
4829             for ( j=0; j<p_seg->p_editions->size(); j++ )
4830             {
4831                 if ( p_title->psz_name == NULL )
4832                 {
4833                     sz_name = (*p_seg->p_editions)[j]->GetMainName();
4834                     if ( sz_name != "" )
4835                         p_title->psz_name = strdup( sz_name.c_str() );
4836                 }
4837
4838                 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
4839
4840                 i_chapters = 0;
4841                 p_edition->PublishChapters( *p_title, i_chapters, 0 );
4842             }
4843
4844             // create a name if there is none
4845             if ( p_title->psz_name == NULL )
4846             {
4847                 sz_name = N_("Segment ");
4848                 char psz_str[6];
4849                 sprintf( psz_str, "%d", i );
4850                 sz_name += psz_str;
4851                 p_title->psz_name = strdup( sz_name.c_str() );
4852             }
4853
4854             titles.push_back( p_title );
4855         }
4856     }
4857
4858     // TODO decide which segment should be first used (VMG for DVD)
4859 }
4860
4861 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
4862 {
4863     for ( size_t i=0; i< used_segments.size(); i++ )
4864     {
4865         if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
4866             return true;
4867     }
4868     return false;
4869 }
4870
4871 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
4872 {
4873     size_t i_preloaded, i;
4874
4875     virtual_segment_c *p_result = new virtual_segment_c( p_segment );
4876
4877     // fill our current virtual segment with all hard linked segments
4878     do {
4879         i_preloaded = 0;
4880         for ( i=0; i< opened_segments.size(); i++ )
4881         {
4882             i_preloaded += p_result->AddSegment( opened_segments[i] );
4883         }
4884     } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
4885
4886     p_result->Sort( );
4887
4888     p_result->PreloadLinked( );
4889
4890     p_result->PrepareChapters( );
4891
4892     return p_result;
4893 }
4894
4895 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
4896 {
4897     if ( p_new_segment != NULL && p_new_segment != p_current_segment )
4898     {
4899         if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
4900             p_current_segment->Segment()->UnSelect();
4901
4902         p_current_segment = p_new_segment;
4903         i_current_title = p_new_segment->i_sys_title;
4904     }
4905
4906     p_current_segment->LoadCues();
4907     f_duration = p_current_segment->Duration();
4908
4909     /* add information */
4910     p_current_segment->Segment()->InformationCreate( );
4911
4912     p_current_segment->Segment()->Select( 0 );
4913
4914     return true;
4915 }
4916
4917 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
4918 {
4919     // if the segment is not part of the current segment, select the new one
4920     if ( &vsegment != p_current_segment )
4921     {
4922         PreparePlayback( &vsegment );
4923     }
4924
4925     if ( p_chapter != NULL )
4926     {
4927         if ( !p_chapter->Enter( true ) )
4928         {
4929             // jump to the location in the found segment
4930             vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, NULL );
4931         }
4932     }
4933
4934 }
4935
4936 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
4937 {
4938     EbmlBinary * p_itema = (EbmlBinary *)(p_item_a->p_segment_uid);
4939     if ( *p_itema == *p_item_b->p_prev_segment_uid )
4940         return true;
4941
4942     p_itema = (EbmlBinary *)(&p_item_a->p_next_segment_uid);
4943     if ( *p_itema == *p_item_b->p_segment_uid )
4944         return true;
4945
4946     if ( *p_itema == *p_item_b->p_prev_segment_uid )
4947         return true;
4948
4949     return false;
4950 }
4951
4952 bool matroska_segment_c::Preload( )
4953 {
4954     if ( b_preloaded )
4955         return false;
4956
4957     EbmlElement *el = NULL;
4958
4959     ep->Reset( &sys.demuxer );
4960
4961     while( ( el = ep->Get() ) != NULL )
4962     {
4963         if( MKV_IS_ID( el, KaxInfo ) )
4964         {
4965             ParseInfo( static_cast<KaxInfo*>( el ) );
4966         }
4967         else if( MKV_IS_ID( el, KaxTracks ) )
4968         {
4969             ParseTracks( static_cast<KaxTracks*>( el ) );
4970         }
4971         else if( MKV_IS_ID( el, KaxSeekHead ) )
4972         {
4973             ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
4974         }
4975         else if( MKV_IS_ID( el, KaxCues ) )
4976         {
4977             msg_Dbg( &sys.demuxer, "|   + Cues" );
4978         }
4979         else if( MKV_IS_ID( el, KaxCluster ) )
4980         {
4981             msg_Dbg( &sys.demuxer, "|   + Cluster" );
4982
4983             cluster = (KaxCluster*)el;
4984
4985             i_start_pos = cluster->GetElementPosition();
4986             ParseCluster( );
4987
4988             ep->Down();
4989             /* stop parsing the stream */
4990             break;
4991         }
4992         else if( MKV_IS_ID( el, KaxAttachments ) )
4993         {
4994             msg_Dbg( &sys.demuxer, "|   + Attachments FIXME (but probably never supported)" );
4995         }
4996         else if( MKV_IS_ID( el, KaxChapters ) )
4997         {
4998             msg_Dbg( &sys.demuxer, "|   + Chapters" );
4999             ParseChapters( static_cast<KaxChapters*>( el ) );
5000         }
5001         else if( MKV_IS_ID( el, KaxTag ) )
5002         {
5003             msg_Dbg( &sys.demuxer, "|   + Tags FIXME TODO" );
5004         }
5005         else
5006         {
5007             msg_Dbg( &sys.demuxer, "|   + Unknown (%s)", typeid(*el).name() );
5008         }
5009     }
5010
5011     b_preloaded = true;
5012
5013     return true;
5014 }
5015
5016 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5017 {
5018     for (size_t i=0; i<opened_segments.size(); i++)
5019     {
5020         if ( *opened_segments[i]->p_segment_uid == uid )
5021             return opened_segments[i];
5022     }
5023     return NULL;
5024 }
5025
5026 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5027                                         bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5028                                         const void *p_cookie,
5029                                         size_t i_cookie_size,
5030                                         virtual_segment_c * &p_segment_found )
5031 {
5032     chapter_item_c *p_result = NULL;
5033     for (size_t i=0; i<used_segments.size(); i++)
5034     {
5035         p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5036         if ( p_result != NULL )
5037         {
5038             p_segment_found = used_segments[i];
5039             break;
5040         }
5041     }
5042     return p_result;
5043 }
5044
5045 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5046 {
5047     chapter_item_c *p_result = NULL;
5048     for (size_t i=0; i<used_segments.size(); i++)
5049     {
5050         p_result = used_segments[i]->FindChapter( i_find_uid );
5051         if ( p_result != NULL )
5052         {
5053             p_segment_found = used_segments[i];
5054             break;
5055         }
5056     }
5057     return p_result;
5058 }
5059
5060 void virtual_segment_c::Sort()
5061 {
5062     // keep the current segment index
5063     matroska_segment_c *p_segment = linked_segments[i_current_segment];
5064
5065     std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5066
5067     for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5068         if ( linked_segments[i_current_segment] == p_segment )
5069             break;
5070 }
5071
5072 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5073 {
5074     size_t i;
5075     // check if it's not already in here
5076     for ( i=0; i<linked_segments.size(); i++ )
5077     {
5078         if ( *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5079             return 0;
5080     }
5081
5082     // find possible mates
5083     for ( i=0; i<linked_uids.size(); i++ )
5084     {
5085         if (   (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5086             || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5087             || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5088         {
5089             linked_segments.push_back( p_segment );
5090
5091             AppendUID( p_segment->p_prev_segment_uid );
5092             AppendUID( p_segment->p_next_segment_uid );
5093
5094             return 1;
5095         }
5096     }
5097     return 0;
5098 }
5099
5100 void virtual_segment_c::PreloadLinked( )
5101 {
5102     for ( size_t i=0; i<linked_segments.size(); i++ )
5103     {
5104         linked_segments[i]->Preload( );
5105     }
5106     i_current_edition = linked_segments[0]->i_default_edition;
5107 }
5108
5109 mtime_t virtual_segment_c::Duration() const
5110 {
5111     mtime_t i_duration;
5112     if ( linked_segments.size() == 0 )
5113         i_duration = 0;
5114     else {
5115         matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5116 //        p_last_segment->ParseCluster( );
5117
5118         i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5119     }
5120     return i_duration;
5121 }
5122
5123 void virtual_segment_c::LoadCues( )
5124 {
5125     for ( size_t i=0; i<linked_segments.size(); i++ )
5126     {
5127         linked_segments[i]->LoadCues();
5128     }
5129 }
5130
5131 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5132 {
5133     if ( p_UID == NULL )
5134         return;
5135     if ( p_UID->GetBuffer() == NULL )
5136         return;
5137
5138     for (size_t i=0; i<linked_uids.size(); i++)
5139     {
5140         if ( *p_UID == linked_uids[i] )
5141             return;
5142     }
5143     linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5144 }
5145
5146 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5147 {
5148     KaxBlock    *block;
5149     int         i_track_skipping;
5150     int64_t     i_block_duration;
5151     int64_t     i_block_ref1;
5152     int64_t     i_block_ref2;
5153     size_t      i_track;
5154     int64_t     i_seek_position = i_start_pos;
5155     int64_t     i_seek_time = i_start_time;
5156
5157     if ( i_index > 0 )
5158     {
5159         int i_idx = 0;
5160
5161         for( ; i_idx < i_index; i_idx++ )
5162         {
5163             if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5164             {
5165                 break;
5166             }
5167         }
5168
5169         if( i_idx > 0 )
5170         {
5171             i_idx--;
5172         }
5173
5174         i_seek_position = p_indexes[i_idx].i_position;
5175         i_seek_time = p_indexes[i_idx].i_time;
5176     }
5177
5178     msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5179                 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5180
5181     es.I_O().setFilePointer( i_seek_position, seek_beginning );
5182
5183     delete ep;
5184     ep = new EbmlParser( &es, segment, &sys.demuxer );
5185     cluster = NULL;
5186
5187     sys.i_start_pts = i_date;
5188
5189     es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5190
5191     /* now parse until key frame */
5192     i_track_skipping = 0;
5193     for( i_track = 0; i_track < tracks.size(); i_track++ )
5194     {
5195         if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5196         {
5197             tracks[i_track]->b_search_keyframe = VLC_TRUE;
5198             i_track_skipping++;
5199         }
5200         es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5201     }
5202
5203
5204     while( i_track_skipping > 0 )
5205     {
5206         if( BlockGet( &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5207         {
5208             msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5209
5210             return;
5211         }
5212
5213         for( i_track = 0; i_track < tracks.size(); i_track++ )
5214         {
5215             if( tracks[i_track]->i_number == block->TrackNum() )
5216             {
5217                 break;
5218             }
5219         }
5220
5221         sys.i_pts = sys.i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
5222
5223         if( i_track < tracks.size() )
5224         {
5225             if( sys.i_pts >= sys.i_start_pts )
5226             {
5227                 BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5228                 i_track_skipping = 0;
5229             }
5230             else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5231             {
5232                 if( i_block_ref1 == -1 && tracks[i_track]->b_search_keyframe )
5233                 {
5234                     tracks[i_track]->b_search_keyframe = VLC_FALSE;
5235                     i_track_skipping--;
5236                 }
5237                 if( !tracks[i_track]->b_search_keyframe )
5238                 {
5239                     BlockDecode( &sys.demuxer, block, sys.i_pts, 0 );
5240                 }
5241             }
5242         }
5243
5244         delete block;
5245     }
5246 }
5247
5248 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5249 {
5250     demux_sys_t *p_sys = demuxer.p_sys;
5251     size_t i;
5252
5253     // find the actual time for an ordered edition
5254     if ( psz_chapter == NULL )
5255     {
5256         if ( Edition() && Edition()->b_ordered )
5257         {
5258             /* 1st, we need to know in which chapter we are */
5259             psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date );
5260         }
5261     }
5262
5263     if ( psz_chapter != NULL )
5264     {
5265         psz_current_chapter = psz_chapter;
5266         p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5267         if ( psz_chapter->i_seekpoint_num > 0 )
5268         {
5269             demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5270             demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5271             demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5272         }
5273     }
5274
5275     // find the best matching segment
5276     for ( i=0; i<linked_segments.size(); i++ )
5277     {
5278         if ( i_date < linked_segments[i]->i_start_time )
5279             break;
5280     }
5281
5282     if ( i > 0 )
5283         i--;
5284
5285     if ( i_current_segment != i  )
5286     {
5287         linked_segments[i_current_segment]->UnSelect();
5288         linked_segments[i]->Select( i_date );
5289         i_current_segment = i;
5290     }
5291
5292     linked_segments[i]->Seek( i_date, i_time_offset );
5293 }
5294
5295 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5296 {
5297     size_t i;
5298
5299     uint32 codec_time = uint32(-1);
5300     for( i = 0; i < command.ListSize(); i++ )
5301     {
5302         const EbmlElement *k = command[i];
5303
5304         if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5305         {
5306             codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5307             break;
5308         }
5309     }
5310
5311     for( i = 0; i < command.ListSize(); i++ )
5312     {
5313         const EbmlElement *k = command[i];
5314
5315         if( MKV_IS_ID( k, KaxChapterProcessData ) )
5316         {
5317             KaxChapterProcessData *p_data =  new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5318             switch ( codec_time )
5319             {
5320             case 0:
5321                 during_cmds.push_back( p_data );
5322                 break;
5323             case 1:
5324                 enter_cmds.push_back( p_data );
5325                 break;
5326             case 2:
5327                 leave_cmds.push_back( p_data );
5328                 break;
5329             default:
5330                 delete p_data;
5331             }
5332         }
5333     }
5334 }
5335
5336 bool chapter_item_c::Enter( bool b_do_subs )
5337 {
5338     bool f_result = false;
5339     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5340     while ( index != codecs.end() )
5341     {
5342         f_result |= (*index)->Enter();
5343         index++;
5344     }
5345
5346     if ( b_do_subs )
5347     {
5348         // sub chapters
5349         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5350         while ( index_ != sub_chapters.end() )
5351         {
5352             f_result |= (*index_)->Enter( true );
5353             index_++;
5354         }
5355     }
5356     return f_result;
5357 }
5358
5359 bool chapter_item_c::Leave( bool b_do_subs )
5360 {
5361     bool f_result = false;
5362     b_is_leaving = true;
5363     std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5364     while ( index != codecs.end() )
5365     {
5366         f_result |= (*index)->Leave();
5367         index++;
5368     }
5369
5370     if ( b_do_subs )
5371     {
5372         // sub chapters
5373         std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5374         while ( index_ != sub_chapters.end() )
5375         {
5376             f_result |= (*index_)->Leave( true );
5377             index_++;
5378         }
5379     }
5380     b_is_leaving = false;
5381     return f_result;
5382 }
5383
5384 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item )
5385 {
5386     chapter_item_c *p_common_parent = p_item;
5387
5388     // leave, up to a common parent
5389     while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5390     {
5391         if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5392             return true;
5393         p_common_parent = p_common_parent->psz_parent;
5394     }
5395
5396     // enter from the parent to <this>
5397     if ( p_common_parent != NULL )
5398     {
5399         do
5400         {
5401             if ( p_common_parent == this )
5402                 return Enter( true );
5403
5404             for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5405             {
5406                 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5407                 {
5408                     p_common_parent = p_common_parent->sub_chapters[i];
5409                     if ( p_common_parent != this )
5410                         if ( p_common_parent->Enter( false ) )
5411                             return true;
5412
5413                     break;
5414                 }
5415             }
5416         } while ( 1 );
5417     }
5418
5419     return Enter( true );
5420 }
5421
5422 bool dvd_chapter_codec_c::Enter()
5423 {
5424     bool f_result = false;
5425     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5426     while ( index != enter_cmds.end() )
5427     {
5428         if ( (*index)->GetSize() )
5429         {
5430             binary *p_data = (*index)->GetBuffer();
5431             size_t i_size = *p_data++;
5432             // avoid reading too much from the buffer
5433             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5434             for ( ; i_size > 0; i_size--, p_data += 8 )
5435             {
5436                 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5437                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5438             }
5439         }
5440         index++;
5441     }
5442     return f_result;
5443 }
5444
5445 bool dvd_chapter_codec_c::Leave()
5446 {
5447     bool f_result = false;
5448     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5449     while ( index != leave_cmds.end() )
5450     {
5451         if ( (*index)->GetSize() )
5452         {
5453             binary *p_data = (*index)->GetBuffer();
5454             size_t i_size = *p_data++;
5455             // avoid reading too much from the buffer
5456             i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5457             for ( ; i_size > 0; i_size--, p_data += 8 )
5458             {
5459                 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5460                 f_result |= sys.dvd_interpretor.Interpret( p_data );
5461             }
5462         }
5463         index++;
5464     }
5465     return f_result;
5466 }
5467
5468 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5469 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5470 {
5471     if ( i_size != 8 )
5472         return false;
5473
5474     virtual_segment_c *p_segment;
5475     chapter_item_c *p_chapter;
5476     bool f_result = false;
5477     uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5478
5479     // handle register tests if there are some
5480     if ( (i_command & 0xF0) != 0 )
5481     {
5482         bool b_test_positive = (i_command & CMD_DVD_IF_NOT) == 0;
5483         bool b_test_value    = (i_command & CMD_DVD_TEST_VALUE) != 0;
5484         uint8 i_test = i_command & 0x70;
5485         uint16 i_value;
5486
5487         if ( b_test_value )
5488             i_value = ( p_command[4] << 8 ) + p_command[5];
5489         else
5490             i_value = GetPRM( p_command[7] );
5491
5492         switch ( i_test )
5493         {
5494         case CMD_DVD_IF_GPREG_EQUAL:
5495             // if equals
5496             msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5497             if (!( GetPRM( p_command[3] ) == i_value ))
5498             {
5499                 b_test_positive = !b_test_positive;
5500             }
5501             break;
5502         case CMD_DVD_IF_GPREG_INF:
5503             // if inferior
5504             msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5505             if (!( GetPRM( p_command[3] ) < i_value ))
5506             {
5507                 b_test_positive = !b_test_positive;
5508             }
5509             break;
5510         case CMD_DVD_IF_GPREG_AND:
5511             // if logical and
5512             msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5513             if (!( GetPRM( p_command[3] ) & i_value ))
5514             {
5515                 b_test_positive = !b_test_positive;
5516             }
5517             break;
5518         case CMD_DVD_IF_GPREG_SUP_EQUAL:
5519             // if superior or equal
5520             msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5521             if (!( GetPRM( p_command[3] ) >= i_value ))
5522             {
5523                 b_test_positive = !b_test_positive;
5524             }
5525             break;
5526         }
5527
5528         if ( !b_test_positive )
5529             return false;
5530     }
5531
5532     // strip the test command
5533     i_command &= 0xFF0F;
5534
5535     switch ( i_command )
5536     {
5537     case CMD_DVD_NOP:
5538     case CMD_DVD_NOP2:
5539         {
5540             msg_Dbg( &sys.demuxer, "NOP" );
5541             break;
5542         }
5543     case CMD_DVD_BREAK:
5544         {
5545             msg_Dbg( &sys.demuxer, "Break" );
5546             // TODO
5547             break;
5548         }
5549     case CMD_DVD_JUMP_TT:
5550         {
5551             uint8 i_title = p_command[5];
5552             msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
5553
5554             // find in the ChapProcessPrivate matching this Title level
5555             p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
5556             if ( p_segment != NULL )
5557             {
5558                 sys.JumpTo( *p_segment, p_chapter );
5559                 f_result = true;
5560             }
5561
5562             break;
5563         }
5564     case CMD_DVD_CALLSS_VTSM1:
5565         {
5566             msg_Dbg( &sys.demuxer, "CallSS VTSM" );
5567             switch( (p_command[6] & 0xC0) >> 6 ) {
5568                 case 0:
5569                     switch ( p_command[5] )
5570                     {
5571                     case 0x00:
5572                         msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[5]);
5573                         break;
5574                     case 0x82:
5575                         msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[5]);
5576                         break;
5577                     case 0x83:
5578                         msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[5]);
5579                         break;
5580                     case 0x84:
5581                         msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[5]);
5582                         break;
5583                     case 0x85:
5584                         msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[5]);
5585                         break;
5586                     case 0x86:
5587                         msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[5]);
5588                         break;
5589                     case 0x87:
5590                         msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[5]);
5591                         break;
5592                     default:
5593                         msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[5]);
5594                         break;
5595                     }
5596                     p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_command[5], 1, p_segment );
5597                     if ( p_segment != NULL )
5598                     {
5599                         sys.JumpTo( *p_segment, p_chapter );
5600                         f_result = true;
5601                     }
5602                 break;
5603                 case 1:
5604                     msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5605                 break;
5606                 case 2:
5607                     msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[6] & 0x0F, p_command[5]);
5608                 break;
5609                 case 3:
5610                     msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[3] << 8) + p_command[4], p_command[5]);
5611                 break;
5612             }
5613             break;
5614         }
5615     case CMD_DVD_JUMPVTS_PTT:
5616         {
5617             uint8 i_title = p_command[5];
5618             uint8 i_ptt = p_command[3];
5619
5620             msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
5621
5622             // find the current VTS content segment
5623             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
5624             if ( p_chapter != NULL )
5625             {
5626                 int16 i_curr_title = p_chapter->GetTitleNumber( );
5627                 if ( i_curr_title > 0 )
5628                 {
5629                     p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
5630
5631                     if ( p_segment != NULL && p_chapter != NULL )
5632                     {
5633                         // find the title in the VTS
5634                         p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
5635                         if ( p_chapter != NULL )
5636                         {
5637                             // find the chapter in the title
5638                             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
5639                             if ( p_chapter != NULL )
5640                             {
5641                                 sys.JumpTo( *p_segment, p_chapter );
5642                                 f_result = true;
5643                             }
5644                         }
5645                     else
5646                         msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
5647                     }
5648                     else
5649                         msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
5650                 }
5651                 else
5652                     msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
5653             }
5654             else
5655                 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
5656             break;
5657         }
5658     case CMD_DVD_SET_GPRMMD:
5659         {
5660             msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
5661
5662             if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
5663                 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
5664             break;
5665         }
5666     case CMD_DVD_LINKPGCN:
5667         {
5668             uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
5669
5670             msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
5671             p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
5672             if ( p_chapter != NULL )
5673             {
5674                 if ( !p_chapter->Enter( true ) )
5675                     // jump to the location in the found segment
5676                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5677
5678                 f_result = true;
5679             }
5680             break;
5681         }
5682     case CMD_DVD_LINKCN:
5683         {
5684             uint8 i_cn = p_command[7];
5685
5686             p_chapter = sys.p_current_segment->CurrentChapter();
5687
5688             msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
5689             p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
5690             if ( p_chapter != NULL )
5691             {
5692                 if ( !p_chapter->Enter( true ) )
5693                     // jump to the location in the found segment
5694                     sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5695
5696                 f_result = true;
5697             }
5698             break;
5699         }
5700     case CMD_DVD_GOTO_LINE:
5701         {
5702             msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
5703             // TODO
5704             break;
5705         }
5706     default:
5707         {
5708             msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
5709                      ,p_command[0]
5710                      ,p_command[1]
5711                      ,p_command[2]
5712                      ,p_command[3]
5713                      ,p_command[4]
5714                      ,p_command[5]
5715                      ,p_command[6]
5716                      ,p_command[7]);
5717             break;
5718         }
5719     }
5720
5721     return f_result;
5722 }
5723
5724 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5725 {
5726     return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
5727 }
5728
5729 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5730 {
5731     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5732         return false;
5733
5734     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
5735         return false;
5736
5737     uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
5738     uint16 i_title = *(uint16*)p_cookie;
5739
5740     return (i_gtitle == i_title);
5741 }
5742
5743 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5744 {
5745     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
5746         return false;
5747
5748     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
5749         return false;
5750
5751     uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
5752     uint8 i_title = *(uint8*)p_cookie;
5753
5754     return (i_gtitle == i_title);
5755 }
5756
5757 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5758 {
5759     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
5760         return false;
5761
5762     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5763         return false;
5764
5765     uint8 i_pgc_type = data.p_private_data->GetBuffer()[3];
5766     uint8 i_pgc = *(uint8*)p_cookie;
5767
5768     return (i_pgc_type == i_pgc);
5769 }
5770
5771 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5772 {
5773     if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
5774         return false;
5775
5776     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
5777         return false;
5778
5779     uint16 *i_pgc_n = (uint16 *)p_cookie;
5780     uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
5781
5782     return (i_pgc_num == *i_pgc_n);
5783 }
5784
5785 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5786 {
5787     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
5788         return false;
5789
5790     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
5791         return false;
5792
5793     uint8 i_chapter = data.p_private_data->GetBuffer()[1];
5794     uint8 i_ptt = *(uint8*)p_cookie;
5795
5796     return (i_chapter == i_ptt);
5797 }
5798
5799 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
5800 {
5801     if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
5802         return false;
5803
5804     if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
5805         return false;
5806
5807     uint8 *i_cell_n = (uint8 *)p_cookie;
5808     uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
5809
5810     return (i_cell_num == *i_cell_n);
5811 }
5812
5813 bool matroska_script_codec_c::Enter()
5814 {
5815     bool f_result = false;
5816     std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5817     while ( index != enter_cmds.end() )
5818     {
5819         if ( (*index)->GetSize() )
5820         {
5821             msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
5822             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
5823         }
5824         index++;
5825     }
5826     return f_result;
5827 }
5828
5829 bool matroska_script_codec_c::Leave()
5830 {
5831     bool f_result = false;
5832     std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5833     while ( index != leave_cmds.end() )
5834     {
5835         if ( (*index)->GetSize() )
5836         {
5837             msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
5838             f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
5839         }
5840         index++;
5841     }
5842     return f_result;
5843 }
5844
5845 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
5846 //  for a description of existing commands
5847 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5848 {
5849     bool b_result = false;
5850
5851     char *psz_str = (char*) malloc( i_size + 1 );
5852     memcpy( psz_str, p_command, i_size );
5853     psz_str[ i_size ] = '\0';
5854
5855     std::string sz_command = psz_str;
5856     free( psz_str );
5857
5858     msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
5859
5860 #if defined(__GNUC__) && (__GNUC__ < 3)
5861     if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
5862 #else
5863     if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
5864 #endif
5865     {
5866         size_t i,j;
5867
5868         // find the (
5869         for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
5870         {
5871             if ( sz_command[i] == '(' )
5872             {
5873                 i++;
5874                 break;
5875             }
5876         }
5877         // find the )
5878         for ( j=i; j<sz_command.size(); j++)
5879         {
5880             if ( sz_command[j] == ')' )
5881             {
5882                 i--;
5883                 break;
5884             }
5885         }
5886
5887         std::string st = sz_command.substr( i+1, j-i-1 );
5888         int64_t i_chapter_uid = atoi( st.c_str() );
5889
5890         virtual_segment_c *p_segment;
5891         chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
5892
5893         if ( p_chapter == NULL )
5894             msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
5895         else
5896         {
5897             if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
5898                 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5899             b_result = true;
5900         }
5901     }
5902
5903     return b_result;
5904 }
5905
5906 void demux_sys_t::SwapButtons()
5907 {
5908 #ifndef WORDS_BIGENDIAN
5909     uint8_t button, i, j;
5910
5911     for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
5912         btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
5913         binary *p_data = (binary*) button_ptr;
5914
5915         uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
5916         uint16 i_x_end   = ((p_data[1] & 0x03) << 8 ) + p_data[2];
5917         uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
5918         uint16 i_y_end   = ((p_data[4] & 0x03) << 8 ) + p_data[5];
5919         button_ptr->x_start = i_x_start;
5920         button_ptr->x_end   = i_x_end;
5921         button_ptr->y_start = i_y_start;
5922         button_ptr->y_end   = i_y_end;
5923
5924     }
5925     for ( i = 0; i<3; i++ )
5926     {
5927         for ( j = 0; j<2; j++ )
5928         {
5929             pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
5930         }
5931     }
5932 #endif
5933 }