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ffmpeg: targetos must now be in lower case.
[vlc.git] / modules / demux / mkv.cpp
blob3e81018a81107894f7a19424a94e2def340e4e3f
1 /*****************************************************************************
2 * mkv.cpp : matroska demuxer
3 *****************************************************************************
4 * Copyright (C) 2003-2004 the VideoLAN team
5 * $Id$
6 *
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Steve Lhomme <steve.lhomme@free.fr>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
24
25 /*****************************************************************************
26 * Preamble
27 *****************************************************************************/
28 #include <stdlib.h> /* malloc(), free() */
29
30 #include <vlc/vlc.h>
31
32 #ifdef HAVE_TIME_H
33 # include <time.h> /* time() */
34 #endif
35
36
37 #include <vlc_codecs.h> /* BITMAPINFOHEADER, WAVEFORMATEX */
38 #include "iso_lang.h"
39 #include "vlc_meta.h"
40 #include <vlc_charset.h>
41 #include <vlc_input.h>
42 #include <vlc_demux.h>
43
44 #include <iostream>
45 #include <cassert>
46 #include <typeinfo>
47 #include <string>
48 #include <vector>
49 #include <algorithm>
50
51 #ifdef HAVE_DIRENT_H
52 # include <dirent.h>
53 #endif
54
55 /* libebml and matroska */
56 #include "ebml/EbmlHead.h"
57 #include "ebml/EbmlSubHead.h"
58 #include "ebml/EbmlStream.h"
59 #include "ebml/EbmlContexts.h"
60 #include "ebml/EbmlVoid.h"
61 #include "ebml/EbmlVersion.h"
62 #include "ebml/StdIOCallback.h"
63
64 #include "matroska/KaxAttachments.h"
65 #include "matroska/KaxBlock.h"
66 #include "matroska/KaxBlockData.h"
67 #include "matroska/KaxChapters.h"
68 #include "matroska/KaxCluster.h"
69 #include "matroska/KaxClusterData.h"
70 #include "matroska/KaxContexts.h"
71 #include "matroska/KaxCues.h"
72 #include "matroska/KaxCuesData.h"
73 #include "matroska/KaxInfo.h"
74 #include "matroska/KaxInfoData.h"
75 #include "matroska/KaxSeekHead.h"
76 #include "matroska/KaxSegment.h"
77 #include "matroska/KaxTag.h"
78 #include "matroska/KaxTags.h"
79 #include "matroska/KaxTagMulti.h"
80 #include "matroska/KaxTracks.h"
81 #include "matroska/KaxTrackAudio.h"
82 #include "matroska/KaxTrackVideo.h"
83 #include "matroska/KaxTrackEntryData.h"
84 #include "matroska/KaxContentEncoding.h"
85 #include "matroska/KaxVersion.h"
86
87 #include "ebml/StdIOCallback.h"
88
89 #if LIBMATROSKA_VERSION < 0x000706
90 START_LIBMATROSKA_NAMESPACE
91 extern const EbmlSemanticContext MATROSKA_DLL_API KaxMatroska_Context;
92 END_LIBMATROSKA_NAMESPACE
93 #endif
94
95 #include "vlc_keys.h"
96
97 extern "C" {
98 #include "mp4/libmp4.h"
99 }
100 #ifdef HAVE_ZLIB_H
101 # include <zlib.h>
102 #endif
103
104 #define MATROSKA_COMPRESSION_NONE -1
105 #define MATROSKA_COMPRESSION_ZLIB 0
106 #define MATROSKA_COMPRESSION_BLIB 1
107 #define MATROSKA_COMPRESSION_LZOX 2
108 #define MATROSKA_COMPRESSION_HEADER 3
109
110 #define MKVD_TIMECODESCALE 1000000
111
112 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
113 #undef ATTRIBUTE_PACKED
114 #undef PRAGMA_PACK_BEGIN
115 #undef PRAGMA_PACK_END
116
117 #if defined(__GNUC__)
118 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
119 #define ATTRIBUTE_PACKED __attribute__ ((packed))
120 #define PRAGMA_PACK 0
121 #endif
122 #endif
123
124 #if !defined(ATTRIBUTE_PACKED)
125 #define ATTRIBUTE_PACKED
126 #define PRAGMA_PACK 1
127 #endif
128
129 #if PRAGMA_PACK
130 #pragma pack(1)
131 #endif
132
133 /*************************************
134 * taken from libdvdnav / libdvdread
135 **************************************/
136
137 /**
138 * DVD Time Information.
139 */
140 typedef struct {
141 uint8_t hour;
142 uint8_t minute;
143 uint8_t second;
144 uint8_t frame_u; /* The two high bits are the frame rate. */
145 } ATTRIBUTE_PACKED dvd_time_t;
146
147 /**
148 * User Operations.
149 */
150 typedef struct {
151 #ifdef WORDS_BIGENDIAN
152 unsigned char zero : 7; /* 25-31 */
153 unsigned char video_pres_mode_change : 1; /* 24 */
154
155 unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
156 unsigned char angle_change : 1;
157 unsigned char subpic_stream_change : 1;
158 unsigned char audio_stream_change : 1;
159 unsigned char pause_on : 1;
160 unsigned char still_off : 1;
161 unsigned char button_select_or_activate : 1;
162 unsigned char resume : 1; /* 16 */
163
164 unsigned char chapter_menu_call : 1; /* 15 */
165 unsigned char angle_menu_call : 1;
166 unsigned char audio_menu_call : 1;
167 unsigned char subpic_menu_call : 1;
168 unsigned char root_menu_call : 1;
169 unsigned char title_menu_call : 1;
170 unsigned char backward_scan : 1;
171 unsigned char forward_scan : 1; /* 8 */
172
173 unsigned char next_pg_search : 1; /* 7 */
174 unsigned char prev_or_top_pg_search : 1;
175 unsigned char time_or_chapter_search : 1;
176 unsigned char go_up : 1;
177 unsigned char stop : 1;
178 unsigned char title_play : 1;
179 unsigned char chapter_search_or_play : 1;
180 unsigned char title_or_time_play : 1; /* 0 */
181 #else
182 unsigned char video_pres_mode_change : 1; /* 24 */
183 unsigned char zero : 7; /* 25-31 */
184
185 unsigned char resume : 1; /* 16 */
186 unsigned char button_select_or_activate : 1;
187 unsigned char still_off : 1;
188 unsigned char pause_on : 1;
189 unsigned char audio_stream_change : 1;
190 unsigned char subpic_stream_change : 1;
191 unsigned char angle_change : 1;
192 unsigned char karaoke_audio_pres_mode_change : 1; /* 23 */
193
194 unsigned char forward_scan : 1; /* 8 */
195 unsigned char backward_scan : 1;
196 unsigned char title_menu_call : 1;
197 unsigned char root_menu_call : 1;
198 unsigned char subpic_menu_call : 1;
199 unsigned char audio_menu_call : 1;
200 unsigned char angle_menu_call : 1;
201 unsigned char chapter_menu_call : 1; /* 15 */
202
203 unsigned char title_or_time_play : 1; /* 0 */
204 unsigned char chapter_search_or_play : 1;
205 unsigned char title_play : 1;
206 unsigned char stop : 1;
207 unsigned char go_up : 1;
208 unsigned char time_or_chapter_search : 1;
209 unsigned char prev_or_top_pg_search : 1;
210 unsigned char next_pg_search : 1; /* 7 */
211 #endif
212 } ATTRIBUTE_PACKED user_ops_t;
213
214 /**
215 * Type to store per-command data.
216 */
217 typedef struct {
218 uint8_t bytes[8];
219 } ATTRIBUTE_PACKED vm_cmd_t;
220 #define COMMAND_DATA_SIZE 8
221
222 /**
223 * PCI General Information
224 */
225 typedef struct {
226 uint32_t nv_pck_lbn; /**< sector address of this nav pack */
227 uint16_t vobu_cat; /**< 'category' of vobu */
228 uint16_t zero1; /**< reserved */
229 user_ops_t vobu_uop_ctl; /**< UOP of vobu */
230 uint32_t vobu_s_ptm; /**< start presentation time of vobu */
231 uint32_t vobu_e_ptm; /**< end presentation time of vobu */
232 uint32_t vobu_se_e_ptm; /**< end ptm of sequence end in vobu */
233 dvd_time_t e_eltm; /**< Cell elapsed time */
234 char vobu_isrc[32];
235 } ATTRIBUTE_PACKED pci_gi_t;
236
237 /**
238 * Non Seamless Angle Information
239 */
240 typedef struct {
241 uint32_t nsml_agl_dsta[9]; /**< address of destination vobu in AGL_C#n */
242 } ATTRIBUTE_PACKED nsml_agli_t;
243
244 /**
245 * Highlight General Information
246 *
247 * For btngrX_dsp_ty the bits have the following meaning:
248 * 000b: normal 4/3 only buttons
249 * XX1b: wide (16/9) buttons
250 * X1Xb: letterbox buttons
251 * 1XXb: pan&scan buttons
252 */
253 typedef struct {
254 uint16_t hli_ss; /**< status, only low 2 bits 0: no buttons, 1: different 2: equal 3: eual except for button cmds */
255 uint32_t hli_s_ptm; /**< start ptm of hli */
256 uint32_t hli_e_ptm; /**< end ptm of hli */
257 uint32_t btn_se_e_ptm; /**< end ptm of button select */
258 #ifdef WORDS_BIGENDIAN
259 unsigned char zero1 : 2; /**< reserved */
260 unsigned char btngr_ns : 2; /**< number of button groups 1, 2 or 3 with 36/18/12 buttons */
261 unsigned char zero2 : 1; /**< reserved */
262 unsigned char btngr1_dsp_ty : 3; /**< display type of subpic stream for button group 1 */
263 unsigned char zero3 : 1; /**< reserved */
264 unsigned char btngr2_dsp_ty : 3; /**< display type of subpic stream for button group 2 */
265 unsigned char zero4 : 1; /**< reserved */
266 unsigned char btngr3_dsp_ty : 3; /**< display type of subpic stream for button group 3 */
267 #else
268 unsigned char btngr1_dsp_ty : 3;
269 unsigned char zero2 : 1;
270 unsigned char btngr_ns : 2;
271 unsigned char zero1 : 2;
272 unsigned char btngr3_dsp_ty : 3;
273 unsigned char zero4 : 1;
274 unsigned char btngr2_dsp_ty : 3;
275 unsigned char zero3 : 1;
276 #endif
277 uint8_t btn_ofn; /**< button offset number range 0-255 */
278 uint8_t btn_ns; /**< number of valid buttons <= 36/18/12 (low 6 bits) */
279 uint8_t nsl_btn_ns; /**< number of buttons selectable by U_BTNNi (low 6 bits) nsl_btn_ns <= btn_ns */
280 uint8_t zero5; /**< reserved */
281 uint8_t fosl_btnn; /**< forcedly selected button (low 6 bits) */
282 uint8_t foac_btnn; /**< forcedly activated button (low 6 bits) */
283 } ATTRIBUTE_PACKED hl_gi_t;
284
285
286 /**
287 * Button Color Information Table
288 * Each entry beeing a 32bit word that contains the color indexs and alpha
289 * values to use. They are all represented by 4 bit number and stored
290 * like this [Ci3, Ci2, Ci1, Ci0, A3, A2, A1, A0]. The actual palette
291 * that the indexes reference is in the PGC.
292 * \todo split the uint32_t into a struct
293 */
294 typedef struct {
295 uint32_t btn_coli[3][2]; /**< [button color number-1][select:0/action:1] */
296 } ATTRIBUTE_PACKED btn_colit_t;
297
298 /**
299 * Button Information
300 *
301 * NOTE: I've had to change the structure from the disk layout to get
302 * the packing to work with Sun's Forte C compiler.
303 * The 4 and 7 bytes are 'rotated' was: ABC DEF GHIJ is: ABCG DEFH IJ
304 */
305 typedef struct {
306 #ifdef WORDS_BIGENDIAN
307 uint32 btn_coln : 2; /**< button color number */
308 uint32 x_start : 10; /**< x start offset within the overlay */
309 uint32 zero1 : 2; /**< reserved */
310 uint32 x_end : 10; /**< x end offset within the overlay */
311
312 uint32 zero3 : 2; /**< reserved */
313 uint32 up : 6; /**< button index when pressing up */
314
315 uint32 auto_action_mode : 2; /**< 0: no, 1: activated if selected */
316 uint32 y_start : 10; /**< y start offset within the overlay */
317 uint32 zero2 : 2; /**< reserved */
318 uint32 y_end : 10; /**< y end offset within the overlay */
319
320 uint32 zero4 : 2; /**< reserved */
321 uint32 down : 6; /**< button index when pressing down */
322 unsigned char zero5 : 2; /**< reserved */
323 unsigned char left : 6; /**< button index when pressing left */
324 unsigned char zero6 : 2; /**< reserved */
325 unsigned char right : 6; /**< button index when pressing right */
326 #else
327 uint32 x_end : 10;
328 uint32 zero1 : 2;
329 uint32 x_start : 10;
330 uint32 btn_coln : 2;
331
332 uint32 up : 6;
333 uint32 zero3 : 2;
334
335 uint32 y_end : 10;
336 uint32 zero2 : 2;
337 uint32 y_start : 10;
338 uint32 auto_action_mode : 2;
339
340 uint32 down : 6;
341 uint32 zero4 : 2;
342 unsigned char left : 6;
343 unsigned char zero5 : 2;
344 unsigned char right : 6;
345 unsigned char zero6 : 2;
346 #endif
347 vm_cmd_t cmd;
348 } ATTRIBUTE_PACKED btni_t;
349
350 /**
351 * Highlight Information
352 */
353 typedef struct {
354 hl_gi_t hl_gi;
355 btn_colit_t btn_colit;
356 btni_t btnit[36];
357 } ATTRIBUTE_PACKED hli_t;
358
359 /**
360 * PCI packet
361 */
362 typedef struct {
363 pci_gi_t pci_gi;
364 nsml_agli_t nsml_agli;
365 hli_t hli;
366 uint8_t zero1[189];
367 } ATTRIBUTE_PACKED pci_t;
368
369
370 #if PRAGMA_PACK
371 #pragma pack()
372 #endif
373 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////
374
375
376 /**
377 * What's between a directory and a filename?
378 */
379 #if defined( WIN32 )
380 #define DIRECTORY_SEPARATOR '\\'
381 #else
382 #define DIRECTORY_SEPARATOR '/'
383 #endif
384
385 using namespace LIBMATROSKA_NAMESPACE;
386 using namespace std;
387
388 /*****************************************************************************
389 * Module descriptor
390 *****************************************************************************/
391 static int Open ( vlc_object_t * );
392 static void Close( vlc_object_t * );
393
394 vlc_module_begin();
395 set_shortname( "Matroska" );
396 set_description( _("Matroska stream demuxer" ) );
397 set_capability( "demux2", 50 );
398 set_callbacks( Open, Close );
399 set_category( CAT_INPUT );
400 set_subcategory( SUBCAT_INPUT_DEMUX );
401
402 add_bool( "mkv-use-ordered-chapters", 1, NULL,
403 N_("Ordered chapters"),
404 N_("Play ordered chapters as specified in the segment."), VLC_TRUE );
405
406 add_bool( "mkv-use-chapter-codec", 1, NULL,
407 N_("Chapter codecs"),
408 N_("Use chapter codecs found in the segment."), VLC_TRUE );
409
410 add_bool( "mkv-preload-local-dir", 1, NULL,
411 N_("Preload Directory"),
412 N_("Preload matroska files from the same family in the same directory (not good for broken files)."), VLC_TRUE );
413
414 add_bool( "mkv-seek-percent", 0, NULL,
415 N_("Seek based on percent not time"),
416 N_("Seek based on percent not time."), VLC_TRUE );
417
418 add_bool( "mkv-use-dummy", 0, NULL,
419 N_("Dummy Elements"),
420 N_("Read and discard unknown EBML elements (not good for broken files)."), VLC_TRUE );
421
422 add_shortcut( "mka" );
423 add_shortcut( "mkv" );
424 vlc_module_end();
425
426 /*****************************************************************************
427 * Local prototypes
428 *****************************************************************************/
429 #ifdef HAVE_ZLIB_H
430 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
431 int result, dstsize, n;
432 unsigned char *dst;
433 block_t *p_block;
434 z_stream d_stream;
435
436 d_stream.zalloc = (alloc_func)0;
437 d_stream.zfree = (free_func)0;
438 d_stream.opaque = (voidpf)0;
439 result = inflateInit(&d_stream);
440 if( result != Z_OK )
441 {
442 msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
443 return NULL;
444 }
445
446 d_stream.next_in = (Bytef *)p_in_block->p_buffer;
447 d_stream.avail_in = p_in_block->i_buffer;
448 n = 0;
449 p_block = block_New( p_this, 0 );
450 dst = NULL;
451 do
452 {
453 n++;
454 p_block = block_Realloc( p_block, 0, n * 1000 );
455 dst = (unsigned char *)p_block->p_buffer;
456 d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
457 d_stream.avail_out = 1000;
458 result = inflate(&d_stream, Z_NO_FLUSH);
459 if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
460 {
461 msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
462 return NULL;
463 }
464 }
465 while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
466 ( result != Z_STREAM_END ) );
467
468 dstsize = d_stream.total_out;
469 inflateEnd( &d_stream );
470
471 p_block = block_Realloc( p_block, 0, dstsize );
472 p_block->i_buffer = dstsize;
473 block_Release( p_in_block );
474
475 return p_block;
476 }
477 #endif
478
479 /**
480 * Helper function to print the mkv parse tree
481 */
482 static void MkvTree( demux_t & demuxer, int i_level, const char *psz_format, ... )
483 {
484 va_list args;
485 if( i_level > 9 )
486 {
487 msg_Err( &demuxer, "too deep tree" );
488 return;
489 }
490 va_start( args, psz_format );
491 static const char psz_foo[] = "| | | | | | | | | |";
492 char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
493 strncpy( psz_foo2, psz_foo, 4 * i_level );
494 psz_foo2[ 4 * i_level ] = '+';
495 psz_foo2[ 4 * i_level + 1 ] = ' ';
496 strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
497 __msg_GenericVa( VLC_OBJECT(&demuxer), MSG_QUEUE_NORMAL, VLC_MSG_DBG, "mkv", psz_foo2, args );
498 free( psz_foo2 );
499 va_end( args );
500 }
501
502 /*****************************************************************************
503 * Stream managment
504 *****************************************************************************/
505 class vlc_stream_io_callback: public IOCallback
506 {
507 private:
508 stream_t *s;
509 vlc_bool_t mb_eof;
510 vlc_bool_t b_owner;
511
512 public:
513 vlc_stream_io_callback( stream_t *, vlc_bool_t );
514
515 virtual ~vlc_stream_io_callback()
516 {
517 if( b_owner )
518 stream_Delete( s );
519 }
520
521 virtual uint32 read ( void *p_buffer, size_t i_size);
522 virtual void setFilePointer ( int64_t i_offset, seek_mode mode = seek_beginning );
523 virtual size_t write ( const void *p_buffer, size_t i_size);
524 virtual uint64 getFilePointer ( void );
525 virtual void close ( void );
526 };
527
528 /*****************************************************************************
529 * Ebml Stream parser
530 *****************************************************************************/
531 class EbmlParser
532 {
533 public:
534 EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux );
535 virtual ~EbmlParser( void );
536
537 void Up( void );
538 void Down( void );
539 void Reset( demux_t *p_demux );
540 EbmlElement *Get( void );
541 void Keep( void );
542 EbmlElement *UnGet( uint64 i_block_pos, uint64 i_cluster_pos );
543
544 int GetLevel( void );
545
546 private:
547 EbmlStream *m_es;
548 int mi_level;
549 EbmlElement *m_el[10];
550 int64_t mi_remain_size[10];
551
552 EbmlElement *m_got;
553
554 int mi_user_level;
555 vlc_bool_t mb_keep;
556 vlc_bool_t mb_dummy;
557 };
558
559
560 /*****************************************************************************
561 * Some functions to manipulate memory
562 *****************************************************************************/
563 #define GetFOURCC( p ) __GetFOURCC( (uint8_t*)p )
564 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
565 {
566 return VLC_FOURCC( p[0], p[1], p[2], p[3] );
567 }
568
569 /*****************************************************************************
570 * definitions of structures and functions used by this plugins
571 *****************************************************************************/
572 typedef struct
573 {
574 // ~mkv_track_t();
575
576 vlc_bool_t b_default;
577 vlc_bool_t b_enabled;
578 unsigned int i_number;
579
580 int i_extra_data;
581 uint8_t *p_extra_data;
582
583 char *psz_codec;
584
585 uint64_t i_default_duration;
586 float f_timecodescale;
587 mtime_t i_last_dts;
588
589 /* video */
590 es_format_t fmt;
591 float f_fps;
592 es_out_id_t *p_es;
593
594 /* audio */
595 unsigned int i_original_rate;
596
597 vlc_bool_t b_inited;
598 /* data to be send first */
599 int i_data_init;
600 uint8_t *p_data_init;
601
602 /* hack : it's for seek */
603 vlc_bool_t b_search_keyframe;
604 vlc_bool_t b_silent;
605
606 /* informative */
607 const char *psz_codec_name;
608 const char *psz_codec_settings;
609 const char *psz_codec_info_url;
610 const char *psz_codec_download_url;
611
612 /* encryption/compression */
613 int i_compression_type;
614 KaxContentCompSettings *p_compression_data;
615
616 } mkv_track_t;
617
618 typedef struct
619 {
620 int i_track;
621 int i_block_number;
622
623 int64_t i_position;
624 int64_t i_time;
625
626 vlc_bool_t b_key;
627 } mkv_index_t;
628
629 class demux_sys_t;
630
631 const binary MATROSKA_DVD_LEVEL_SS = 0x30;
632 const binary MATROSKA_DVD_LEVEL_LU = 0x2A;
633 const binary MATROSKA_DVD_LEVEL_TT = 0x28;
634 const binary MATROSKA_DVD_LEVEL_PGC = 0x20;
635 const binary MATROSKA_DVD_LEVEL_PG = 0x18;
636 const binary MATROSKA_DVD_LEVEL_PTT = 0x10;
637 const binary MATROSKA_DVD_LEVEL_CN = 0x08;
638
639 class chapter_codec_cmds_c
640 {
641 public:
642 chapter_codec_cmds_c( demux_sys_t & demuxer, int codec_id = -1)
643 :p_private_data(NULL)
644 ,i_codec_id( codec_id )
645 ,sys( demuxer )
646 {}
647
648 virtual ~chapter_codec_cmds_c()
649 {
650 delete p_private_data;
651 std::vector<KaxChapterProcessData*>::iterator indexe = enter_cmds.begin();
652 while ( indexe != enter_cmds.end() )
653 {
654 delete (*indexe);
655 indexe++;
656 }
657 std::vector<KaxChapterProcessData*>::iterator indexl = leave_cmds.begin();
658 while ( indexl != leave_cmds.end() )
659 {
660 delete (*indexl);
661 indexl++;
662 }
663 std::vector<KaxChapterProcessData*>::iterator indexd = during_cmds.begin();
664 while ( indexd != during_cmds.end() )
665 {
666 delete (*indexd);
667 indexd++;
668 }
669 }
670
671 void SetPrivate( const KaxChapterProcessPrivate & private_data )
672 {
673 p_private_data = new KaxChapterProcessPrivate( private_data );
674 }
675
676 void AddCommand( const KaxChapterProcessCommand & command );
677
678 /// \return wether the codec has seeked in the files or not
679 virtual bool Enter() { return false; }
680 virtual bool Leave() { return false; }
681 virtual std::string GetCodecName( bool f_for_title = false ) const { return ""; }
682 virtual int16 GetTitleNumber() { return -1; }
683
684 KaxChapterProcessPrivate *p_private_data;
685
686 protected:
687 std::vector<KaxChapterProcessData*> enter_cmds;
688 std::vector<KaxChapterProcessData*> during_cmds;
689 std::vector<KaxChapterProcessData*> leave_cmds;
690
691 int i_codec_id;
692 demux_sys_t & sys;
693 };
694
695 class dvd_command_interpretor_c
696 {
697 public:
698 dvd_command_interpretor_c( demux_sys_t & demuxer )
699 :sys( demuxer )
700 {
701 memset( p_PRMs, 0, sizeof(p_PRMs) );
702 p_PRMs[ 0x80 + 1 ] = 15;
703 p_PRMs[ 0x80 + 2 ] = 62;
704 p_PRMs[ 0x80 + 3 ] = 1;
705 p_PRMs[ 0x80 + 4 ] = 1;
706 p_PRMs[ 0x80 + 7 ] = 1;
707 p_PRMs[ 0x80 + 8 ] = 1;
708 p_PRMs[ 0x80 + 16 ] = 0xFFFFu;
709 p_PRMs[ 0x80 + 18 ] = 0xFFFFu;
710 }
711
712 bool Interpret( const binary * p_command, size_t i_size = 8 );
713
714 uint16 GetPRM( size_t index ) const
715 {
716 if ( index < 256 )
717 return p_PRMs[ index ];
718 else return 0;
719 }
720
721 uint16 GetGPRM( size_t index ) const
722 {
723 if ( index >= 0 && index < 16 )
724 return p_PRMs[ index ];
725 else return 0;
726 }
727
728 uint16 GetSPRM( size_t index ) const
729 {
730 // 21,22,23 reserved for future use
731 if ( index >= 0x80 && index < 0x95 )
732 return p_PRMs[ index ];
733 else return 0;
734 }
735
736 bool SetPRM( size_t index, uint16 value )
737 {
738 if ( index >= 0 && index < 16 )
739 {
740 p_PRMs[ index ] = value;
741 return true;
742 }
743 return false;
744 }
745
746 bool SetGPRM( size_t index, uint16 value )
747 {
748 if ( index >= 0 && index < 16 )
749 {
750 p_PRMs[ index ] = value;
751 return true;
752 }
753 return false;
754 }
755
756 bool SetSPRM( size_t index, uint16 value )
757 {
758 if ( index > 0x80 && index <= 0x8D && index != 0x8C )
759 {
760 p_PRMs[ index ] = value;
761 return true;
762 }
763 return false;
764 }
765
766 protected:
767 std::string GetRegTypeName( bool b_value, uint16 value ) const
768 {
769 std::string result;
770 char s_value[6], s_reg_value[6];
771 sprintf( s_value, "%.5d", value );
772
773 if ( b_value )
774 {
775 result = "value (";
776 result += s_value;
777 result += ")";
778 }
779 else if ( value < 0x80 )
780 {
781 sprintf( s_reg_value, "%.5d", GetPRM( value ) );
782 result = "GPreg[";
783 result += s_value;
784 result += "] (";
785 result += s_reg_value;
786 result += ")";
787 }
788 else
789 {
790 sprintf( s_reg_value, "%.5d", GetPRM( value ) );
791 result = "SPreg[";
792 result += s_value;
793 result += "] (";
794 result += s_reg_value;
795 result += ")";
796 }
797 return result;
798 }
799
800 uint16 p_PRMs[256];
801 demux_sys_t & sys;
802
803 // DVD command IDs
804
805 // Tests
806 // wether it's a comparison on the value or register
807 static const uint16 CMD_DVD_TEST_VALUE = 0x80;
808 static const uint16 CMD_DVD_IF_GPREG_AND = (1 << 4);
809 static const uint16 CMD_DVD_IF_GPREG_EQUAL = (2 << 4);
810 static const uint16 CMD_DVD_IF_GPREG_NOT_EQUAL = (3 << 4);
811 static const uint16 CMD_DVD_IF_GPREG_SUP_EQUAL = (4 << 4);
812 static const uint16 CMD_DVD_IF_GPREG_SUP = (5 << 4);
813 static const uint16 CMD_DVD_IF_GPREG_INF_EQUAL = (6 << 4);
814 static const uint16 CMD_DVD_IF_GPREG_INF = (7 << 4);
815
816 static const uint16 CMD_DVD_NOP = 0x0000;
817 static const uint16 CMD_DVD_GOTO_LINE = 0x0001;
818 static const uint16 CMD_DVD_BREAK = 0x0002;
819 // Links
820 static const uint16 CMD_DVD_NOP2 = 0x2001;
821 static const uint16 CMD_DVD_LINKPGCN = 0x2004;
822 static const uint16 CMD_DVD_LINKPGN = 0x2006;
823 static const uint16 CMD_DVD_LINKCN = 0x2007;
824 static const uint16 CMD_DVD_JUMP_TT = 0x3002;
825 static const uint16 CMD_DVD_JUMPVTS_TT = 0x3003;
826 static const uint16 CMD_DVD_JUMPVTS_PTT = 0x3005;
827 static const uint16 CMD_DVD_JUMP_SS = 0x3006;
828 static const uint16 CMD_DVD_CALLSS_VTSM1 = 0x3008;
829 //
830 static const uint16 CMD_DVD_SET_HL_BTNN2 = 0x4600;
831 static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN1 = 0x4604;
832 static const uint16 CMD_DVD_SET_STREAM = 0x5100;
833 static const uint16 CMD_DVD_SET_GPRMMD = 0x5300;
834 static const uint16 CMD_DVD_SET_HL_BTNN1 = 0x5600;
835 static const uint16 CMD_DVD_SET_HL_BTNN_LINKPGCN2 = 0x5604;
836 static const uint16 CMD_DVD_SET_HL_BTNN_LINKCN = 0x5607;
837 // Operations
838 static const uint16 CMD_DVD_MOV_SPREG_PREG = 0x6100;
839 static const uint16 CMD_DVD_GPREG_MOV_VALUE = 0x7100;
840 static const uint16 CMD_DVD_SUB_GPREG = 0x7400;
841 static const uint16 CMD_DVD_MULT_GPREG = 0x7500;
842 static const uint16 CMD_DVD_GPREG_DIV_VALUE = 0x7600;
843 static const uint16 CMD_DVD_GPREG_AND_VALUE = 0x7900;
844
845 // callbacks when browsing inside CodecPrivate
846 static bool MatchIsDomain ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
847 static bool MatchIsVMG ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
848 static bool MatchVTSNumber ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
849 static bool MatchVTSMNumber ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
850 static bool MatchTitleNumber ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
851 static bool MatchPgcType ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
852 static bool MatchPgcNumber ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
853 static bool MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
854 static bool MatchCellNumber ( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size );
855 };
856
857 class dvd_chapter_codec_c : public chapter_codec_cmds_c
858 {
859 public:
860 dvd_chapter_codec_c( demux_sys_t & sys )
861 :chapter_codec_cmds_c( sys, 1 )
862 {}
863
864 bool Enter();
865 bool Leave();
866 std::string GetCodecName( bool f_for_title = false ) const;
867 int16 GetTitleNumber();
868 };
869
870 class matroska_script_interpretor_c
871 {
872 public:
873 matroska_script_interpretor_c( demux_sys_t & demuxer )
874 :sys( demuxer )
875 {}
876
877 bool Interpret( const binary * p_command, size_t i_size );
878
879 // DVD command IDs
880 static const std::string CMD_MS_GOTO_AND_PLAY;
881
882 protected:
883 demux_sys_t & sys;
884 };
885
886 const std::string matroska_script_interpretor_c::CMD_MS_GOTO_AND_PLAY = "GotoAndPlay";
887
888
889 class matroska_script_codec_c : public chapter_codec_cmds_c
890 {
891 public:
892 matroska_script_codec_c( demux_sys_t & sys )
893 :chapter_codec_cmds_c( sys, 0 )
894 ,interpretor( sys )
895 {}
896
897 bool Enter();
898 bool Leave();
899
900 protected:
901 matroska_script_interpretor_c interpretor;
902 };
903
904 class chapter_translation_c
905 {
906 public:
907 chapter_translation_c()
908 :p_translated(NULL)
909 {}
910
911 ~chapter_translation_c()
912 {
913 delete p_translated;
914 }
915
916 KaxChapterTranslateID *p_translated;
917 unsigned int codec_id;
918 std::vector<uint64_t> editions;
919 };
920
921 class chapter_item_c
922 {
923 public:
924 chapter_item_c()
925 :i_start_time(0)
926 ,i_end_time(-1)
927 ,i_user_start_time(-1)
928 ,i_user_end_time(-1)
929 ,i_seekpoint_num(-1)
930 ,b_display_seekpoint(true)
931 ,b_user_display(false)
932 ,psz_parent(NULL)
933 ,b_is_leaving(false)
934 {}
935
936 virtual ~chapter_item_c()
937 {
938 std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
939 while ( index != codecs.end() )
940 {
941 delete (*index);
942 index++;
943 }
944 std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
945 while ( index_ != sub_chapters.end() )
946 {
947 delete (*index_);
948 index_++;
949 }
950 }
951
952 int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time );
953 int PublishChapters( input_title_t & title, int & i_user_chapters, int i_level = 0 );
954 virtual chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current, bool & b_found );
955 void Append( const chapter_item_c & edition );
956 chapter_item_c * FindChapter( int64_t i_find_uid );
957 virtual chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
958 bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
959 const void *p_cookie,
960 size_t i_cookie_size );
961 std::string GetCodecName( bool f_for_title = false ) const;
962 bool ParentOf( const chapter_item_c & item ) const;
963 int16 GetTitleNumber( ) const;
964
965 int64_t i_start_time, i_end_time;
966 int64_t i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
967 std::vector<chapter_item_c*> sub_chapters;
968 int i_seekpoint_num;
969 int64_t i_uid;
970 bool b_display_seekpoint;
971 bool b_user_display;
972 std::string psz_name;
973 chapter_item_c *psz_parent;
974 bool b_is_leaving;
975
976 std::vector<chapter_codec_cmds_c*> codecs;
977
978 static bool CompareTimecode( const chapter_item_c * itemA, const chapter_item_c * itemB )
979 {
980 return ( itemA->i_user_start_time < itemB->i_user_start_time || (itemA->i_user_start_time == itemB->i_user_start_time && itemA->i_user_end_time < itemB->i_user_end_time) );
981 }
982
983 bool Enter( bool b_do_subchapters );
984 bool Leave( bool b_do_subchapters );
985 bool EnterAndLeave( chapter_item_c *p_item, bool b_enter = true );
986 };
987
988 class chapter_edition_c : public chapter_item_c
989 {
990 public:
991 chapter_edition_c()
992 :b_ordered(false)
993 {}
994
995 void RefreshChapters( );
996 mtime_t Duration() const;
997 std::string GetMainName() const;
998 chapter_item_c * FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current );
999
1000 bool b_ordered;
1001 };
1002
1003 class matroska_segment_c
1004 {
1005 public:
1006 matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
1007 :segment(NULL)
1008 ,es(estream)
1009 ,i_timescale(MKVD_TIMECODESCALE)
1010 ,i_duration(-1)
1011 ,i_start_time(0)
1012 ,i_cues_position(-1)
1013 ,i_chapters_position(-1)
1014 ,i_tags_position(-1)
1015 ,cluster(NULL)
1016 ,i_block_pos(0)
1017 ,i_cluster_pos(0)
1018 ,i_start_pos(0)
1019 ,p_segment_uid(NULL)
1020 ,p_prev_segment_uid(NULL)
1021 ,p_next_segment_uid(NULL)
1022 ,b_cues(VLC_FALSE)
1023 ,i_index(0)
1024 ,i_index_max(1024)
1025 ,psz_muxing_application(NULL)
1026 ,psz_writing_application(NULL)
1027 ,psz_segment_filename(NULL)
1028 ,psz_title(NULL)
1029 ,psz_date_utc(NULL)
1030 ,i_default_edition(0)
1031 ,sys(demuxer)
1032 ,ep(NULL)
1033 ,b_preloaded(false)
1034 {
1035 p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
1036 }
1037
1038 virtual ~matroska_segment_c()
1039 {
1040 for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
1041 {
1042 if ( tracks[i_track]->p_compression_data )
1043 {
1044 delete tracks[i_track]->p_compression_data;
1045 }
1046 es_format_Clean( &tracks[i_track]->fmt );
1047 if( tracks[i_track]->p_extra_data )
1048 free( tracks[i_track]->p_extra_data );
1049 if( tracks[i_track]->psz_codec )
1050 free( tracks[i_track]->psz_codec );
1051 delete tracks[i_track];
1052 }
1053
1054 if( psz_writing_application )
1055 {
1056 free( psz_writing_application );
1057 }
1058 if( psz_muxing_application )
1059 {
1060 free( psz_muxing_application );
1061 }
1062 if( psz_segment_filename )
1063 {
1064 free( psz_segment_filename );
1065 }
1066 if( psz_title )
1067 {
1068 free( psz_title );
1069 }
1070 if( psz_date_utc )
1071 {
1072 free( psz_date_utc );
1073 }
1074 if ( p_indexes )
1075 free( p_indexes );
1076
1077 delete ep;
1078 delete segment;
1079 delete p_segment_uid;
1080 delete p_prev_segment_uid;
1081 delete p_next_segment_uid;
1082
1083 std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
1084 while ( index != stored_editions.end() )
1085 {
1086 delete (*index);
1087 index++;
1088 }
1089 std::vector<chapter_translation_c*>::iterator indext = translations.begin();
1090 while ( indext != translations.end() )
1091 {
1092 delete (*indext);
1093 indext++;
1094 }
1095 std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
1096 while ( indexf != families.end() )
1097 {
1098 delete (*indexf);
1099 indexf++;
1100 }
1101 }
1102
1103 KaxSegment *segment;
1104 EbmlStream & es;
1105
1106 /* time scale */
1107 uint64_t i_timescale;
1108
1109 /* duration of the segment */
1110 mtime_t i_duration;
1111 mtime_t i_start_time;
1112
1113 /* all tracks */
1114 std::vector<mkv_track_t*> tracks;
1115
1116 /* from seekhead */
1117 int64_t i_cues_position;
1118 int64_t i_chapters_position;
1119 int64_t i_tags_position;
1120
1121 KaxCluster *cluster;
1122 uint64 i_block_pos;
1123 uint64 i_cluster_pos;
1124 int64_t i_start_pos;
1125 KaxSegmentUID *p_segment_uid;
1126 KaxPrevUID *p_prev_segment_uid;
1127 KaxNextUID *p_next_segment_uid;
1128
1129 vlc_bool_t b_cues;
1130 int i_index;
1131 int i_index_max;
1132 mkv_index_t *p_indexes;
1133
1134 /* info */
1135 char *psz_muxing_application;
1136 char *psz_writing_application;
1137 char *psz_segment_filename;
1138 char *psz_title;
1139 char *psz_date_utc;
1140
1141 /* !!!!! GCC 3.3 bug on Darwin !!!!! */
1142 /* when you remove this variable the compiler issues an atomicity error */
1143 /* this variable only works when using std::vector<chapter_edition_c> */
1144 std::vector<chapter_edition_c*> stored_editions;
1145 int i_default_edition;
1146
1147 std::vector<chapter_translation_c*> translations;
1148 std::vector<KaxSegmentFamily*> families;
1149
1150 demux_sys_t & sys;
1151 EbmlParser *ep;
1152 bool b_preloaded;
1153
1154 bool Preload( );
1155 bool PreloadFamily( const matroska_segment_c & segment );
1156 void ParseInfo( KaxInfo *info );
1157 void ParseChapters( KaxChapters *chapters );
1158 void ParseSeekHead( KaxSeekHead *seekhead );
1159 void ParseTracks( KaxTracks *tracks );
1160 void ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters );
1161 void ParseTrackEntry( KaxTrackEntry *m );
1162 void ParseCluster( );
1163 void IndexAppendCluster( KaxCluster *cluster );
1164 void LoadCues( );
1165 void LoadTags( );
1166 void InformationCreate( );
1167 void Seek( mtime_t i_date, mtime_t i_time_offset );
1168 #if LIBMATROSKA_VERSION >= 0x000800
1169 int BlockGet( KaxBlock * &, KaxSimpleBlock * &, int64_t *, int64_t *, int64_t *);
1170 #else
1171 int BlockGet( KaxBlock * &, int64_t *, int64_t *, int64_t *);
1172 #endif
1173 bool Select( mtime_t i_start_time );
1174 void UnSelect( );
1175
1176 static bool CompareSegmentUIDs( const matroska_segment_c * item_a, const matroska_segment_c * item_b );
1177 };
1178
1179 // class holding hard-linked segment together in the playback order
1180 class virtual_segment_c
1181 {
1182 public:
1183 virtual_segment_c( matroska_segment_c *p_segment )
1184 :p_editions(NULL)
1185 ,i_sys_title(0)
1186 ,i_current_segment(0)
1187 ,i_current_edition(-1)
1188 ,psz_current_chapter(NULL)
1189 {
1190 linked_segments.push_back( p_segment );
1191
1192 AppendUID( p_segment->p_segment_uid );
1193 AppendUID( p_segment->p_prev_segment_uid );
1194 AppendUID( p_segment->p_next_segment_uid );
1195 }
1196
1197 void Sort();
1198 size_t AddSegment( matroska_segment_c *p_segment );
1199 void PreloadLinked( );
1200 mtime_t Duration( ) const;
1201 void LoadCues( );
1202 void Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter );
1203
1204 inline chapter_edition_c *Edition()
1205 {
1206 if ( i_current_edition >= 0 && size_t(i_current_edition) < p_editions->size() )
1207 return (*p_editions)[i_current_edition];
1208 return NULL;
1209 }
1210
1211 matroska_segment_c * Segment() const
1212 {
1213 if ( linked_segments.size() == 0 || i_current_segment >= linked_segments.size() )
1214 return NULL;
1215 return linked_segments[i_current_segment];
1216 }
1217
1218 inline chapter_item_c *CurrentChapter() {
1219 return psz_current_chapter;
1220 }
1221
1222 bool SelectNext()
1223 {
1224 if ( i_current_segment < linked_segments.size()-1 )
1225 {
1226 i_current_segment++;
1227 return true;
1228 }
1229 return false;
1230 }
1231
1232 bool FindUID( KaxSegmentUID & uid ) const
1233 {
1234 for ( size_t i=0; i<linked_uids.size(); i++ )
1235 {
1236 if ( linked_uids[i] == uid )
1237 return true;
1238 }
1239 return false;
1240 }
1241
1242 bool UpdateCurrentToChapter( demux_t & demux );
1243 void PrepareChapters( );
1244
1245 chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1246 bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1247 const void *p_cookie,
1248 size_t i_cookie_size );
1249 chapter_item_c *FindChapter( int64_t i_find_uid );
1250
1251 std::vector<chapter_edition_c*> *p_editions;
1252 int i_sys_title;
1253
1254 protected:
1255 std::vector<matroska_segment_c*> linked_segments;
1256 std::vector<KaxSegmentUID> linked_uids;
1257 size_t i_current_segment;
1258
1259 int i_current_edition;
1260 chapter_item_c *psz_current_chapter;
1261
1262 void AppendUID( const EbmlBinary * UID );
1263 };
1264
1265 class matroska_stream_c
1266 {
1267 public:
1268 matroska_stream_c( demux_sys_t & demuxer )
1269 :p_in(NULL)
1270 ,p_es(NULL)
1271 ,sys(demuxer)
1272 {}
1273
1274 virtual ~matroska_stream_c()
1275 {
1276 delete p_in;
1277 delete p_es;
1278 }
1279
1280 IOCallback *p_in;
1281 EbmlStream *p_es;
1282
1283 std::vector<matroska_segment_c*> segments;
1284
1285 demux_sys_t & sys;
1286 };
1287
1288 typedef struct
1289 {
1290 VLC_COMMON_MEMBERS
1291
1292 demux_t *p_demux;
1293 vlc_mutex_t lock;
1294
1295 vlc_bool_t b_moved;
1296 vlc_bool_t b_clicked;
1297 vlc_bool_t b_key;
1298
1299 } event_thread_t;
1300
1301 class demux_sys_t
1302 {
1303 public:
1304 demux_sys_t( demux_t & demux )
1305 :demuxer(demux)
1306 ,i_pts(0)
1307 ,i_start_pts(0)
1308 ,i_chapter_time(0)
1309 ,meta(NULL)
1310 ,i_current_title(0)
1311 ,p_current_segment(NULL)
1312 ,dvd_interpretor( *this )
1313 ,f_duration(-1.0)
1314 ,b_ui_hooked(false)
1315 ,p_input(NULL)
1316 ,b_pci_packet_set(false)
1317 ,p_ev(NULL)
1318 {
1319 vlc_mutex_init( &demuxer, &lock_demuxer );
1320 }
1321
1322 virtual ~demux_sys_t()
1323 {
1324 StopUiThread();
1325 size_t i;
1326 for ( i=0; i<streams.size(); i++ )
1327 delete streams[i];
1328 for ( i=0; i<opened_segments.size(); i++ )
1329 delete opened_segments[i];
1330 for ( i=0; i<used_segments.size(); i++ )
1331 delete used_segments[i];
1332 if( meta ) vlc_meta_Delete( meta );
1333
1334 while( titles.size() )
1335 { vlc_input_title_Delete( titles.back() ); titles.pop_back();}
1336
1337 vlc_mutex_destroy( &lock_demuxer );
1338 }
1339
1340 /* current data */
1341 demux_t & demuxer;
1342
1343 mtime_t i_pts;
1344 mtime_t i_start_pts;
1345 mtime_t i_chapter_time;
1346
1347 vlc_meta_t *meta;
1348
1349 std::vector<input_title_t*> titles; // matroska editions
1350 size_t i_current_title;
1351
1352 std::vector<matroska_stream_c*> streams;
1353 std::vector<matroska_segment_c*> opened_segments;
1354 std::vector<virtual_segment_c*> used_segments;
1355 virtual_segment_c *p_current_segment;
1356
1357 dvd_command_interpretor_c dvd_interpretor;
1358
1359 /* duration of the stream */
1360 float f_duration;
1361
1362 matroska_segment_c *FindSegment( const EbmlBinary & uid ) const;
1363 chapter_item_c *BrowseCodecPrivate( unsigned int codec_id,
1364 bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
1365 const void *p_cookie,
1366 size_t i_cookie_size,
1367 virtual_segment_c * & p_segment_found );
1368 chapter_item_c *FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found );
1369
1370 void PreloadFamily( const matroska_segment_c & of_segment );
1371 void PreloadLinked( matroska_segment_c *p_segment );
1372 bool PreparePlayback( virtual_segment_c *p_new_segment );
1373 matroska_stream_c *AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial = false );
1374 void JumpTo( virtual_segment_c & p_segment, chapter_item_c * p_chapter );
1375
1376 void StartUiThread();
1377 void StopUiThread();
1378 bool b_ui_hooked;
1379 inline void SwapButtons();
1380
1381 /* for spu variables */
1382 input_thread_t *p_input;
1383 pci_t pci_packet;
1384 bool b_pci_packet_set;
1385 uint8_t palette[4][4];
1386 vlc_mutex_t lock_demuxer;
1387
1388 /* event */
1389 event_thread_t *p_ev;
1390 static int EventThread( vlc_object_t *p_this );
1391 static int EventMouse( vlc_object_t *p_this, char const *psz_var,
1392 vlc_value_t oldval, vlc_value_t newval, void *p_data );
1393 static int EventKey( vlc_object_t *p_this, char const *psz_var,
1394 vlc_value_t oldval, vlc_value_t newval, void *p_data );
1395
1396
1397
1398 protected:
1399 virtual_segment_c *VirtualFromSegments( matroska_segment_c *p_segment ) const;
1400 bool IsUsedSegment( matroska_segment_c &p_segment ) const;
1401 };
1402
1403 static int Demux ( demux_t * );
1404 static int Control( demux_t *, int, va_list );
1405 static void Seek ( demux_t *, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter );
1406
1407 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
1408
1409 static inline char * ToUTF8( const UTFstring &u )
1410 {
1411 return strdup( u.GetUTF8().c_str() );
1412 }
1413
1414 /*****************************************************************************
1415 * Open: initializes matroska demux structures
1416 *****************************************************************************/
1417 static int Open( vlc_object_t * p_this )
1418 {
1419 demux_t *p_demux = (demux_t*)p_this;
1420 demux_sys_t *p_sys;
1421 matroska_stream_c *p_stream;
1422 matroska_segment_c *p_segment;
1423 uint8_t *p_peek;
1424 std::string s_path, s_filename;
1425 vlc_stream_io_callback *p_io_callback;
1426 EbmlStream *p_io_stream;
1427
1428 /* peek the begining */
1429 if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 ) return VLC_EGENERIC;
1430
1431 /* is a valid file */
1432 if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
1433 p_peek[2] != 0xdf || p_peek[3] != 0xa3 ) return VLC_EGENERIC;
1434
1435 /* Set the demux function */
1436 p_demux->pf_demux = Demux;
1437 p_demux->pf_control = Control;
1438 p_demux->p_sys = p_sys = new demux_sys_t( *p_demux );
1439
1440 p_io_callback = new vlc_stream_io_callback( p_demux->s, VLC_FALSE );
1441 p_io_stream = new EbmlStream( *p_io_callback );
1442
1443 if( p_io_stream == NULL )
1444 {
1445 msg_Err( p_demux, "failed to create EbmlStream" );
1446 delete p_io_callback;
1447 delete p_sys;
1448 return VLC_EGENERIC;
1449 }
1450
1451 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_io_stream, true );
1452 if( p_stream == NULL )
1453 {
1454 msg_Err( p_demux, "cannot find KaxSegment" );
1455 goto error;
1456 }
1457 p_sys->streams.push_back( p_stream );
1458
1459 p_stream->p_in = p_io_callback;
1460 p_stream->p_es = p_io_stream;
1461
1462 for (size_t i=0; i<p_stream->segments.size(); i++)
1463 {
1464 p_stream->segments[i]->Preload();
1465 }
1466
1467 p_segment = p_stream->segments[0];
1468 if( p_segment->cluster != NULL )
1469 {
1470 msg_Warn( p_demux, "cannot find any cluster, damaged file ?" );
1471
1472 // reset the stream reading to the first cluster of the segment used
1473 p_stream->p_in->setFilePointer( p_segment->cluster->GetElementPosition() );
1474 }
1475
1476 if (config_GetInt( p_demux, "mkv-preload-local-dir" ))
1477 {
1478 /* get the files from the same dir from the same family (based on p_demux->psz_path) */
1479 if (p_demux->psz_path[0] != '\0' && !strcmp(p_demux->psz_access, ""))
1480 {
1481 // assume it's a regular file
1482 // get the directory path
1483 s_path = p_demux->psz_path;
1484 if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
1485 {
1486 s_path = s_path.substr(0,s_path.length()-1);
1487 }
1488 else
1489 {
1490 if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
1491 {
1492 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
1493 }
1494 }
1495
1496 DIR *p_src_dir = utf8_opendir(s_path.c_str());
1497
1498 if (p_src_dir != NULL)
1499 {
1500 char *psz_file;
1501 while ((psz_file = utf8_readdir(p_src_dir)) != NULL)
1502 {
1503 if (strlen(psz_file) > 4)
1504 {
1505 s_filename = s_path + DIRECTORY_SEPARATOR + psz_file;
1506
1507 #ifdef WIN32
1508 if (!strcasecmp(s_filename.c_str(), p_demux->psz_path))
1509 #else
1510 if (!s_filename.compare(p_demux->psz_path))
1511 #endif
1512 continue; // don't reuse the original opened file
1513
1514 #if defined(__GNUC__) && (__GNUC__ < 3)
1515 if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
1516 !s_filename.compare("mka", s_filename.length() - 3, 3))
1517 #else
1518 if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
1519 !s_filename.compare(s_filename.length() - 3, 3, "mka"))
1520 #endif
1521 {
1522 // test wether this file belongs to our family
1523 stream_t *p_file_stream = stream_UrlNew( p_demux, s_filename.c_str());
1524 if ( p_file_stream != NULL )
1525 {
1526 vlc_stream_io_callback *p_file_io = new vlc_stream_io_callback( p_file_stream, VLC_TRUE );
1527 EbmlStream *p_estream = new EbmlStream(*p_file_io);
1528
1529 p_stream = p_sys->AnalyseAllSegmentsFound( p_demux, p_estream );
1530
1531 if ( p_stream == NULL )
1532 {
1533 msg_Dbg( p_demux, "the file '%s' will not be used", s_filename.c_str() );
1534 delete p_estream;
1535 delete p_file_io;
1536 }
1537 else
1538 {
1539 p_stream->p_in = p_file_io;
1540 p_stream->p_es = p_estream;
1541 p_sys->streams.push_back( p_stream );
1542 }
1543 }
1544 else
1545 {
1546 msg_Dbg( p_demux, "the file '%s' cannot be opened", s_filename.c_str() );
1547 }
1548 }
1549 }
1550 free (psz_file);
1551 }
1552 closedir( p_src_dir );
1553 }
1554 }
1555
1556 p_sys->PreloadFamily( *p_segment );
1557 }
1558
1559 p_sys->PreloadLinked( p_segment );
1560
1561 if ( !p_sys->PreparePlayback( NULL ) )
1562 {
1563 msg_Err( p_demux, "cannot use the segment" );
1564 goto error;
1565 }
1566
1567 p_sys->StartUiThread();
1568
1569 return VLC_SUCCESS;
1570
1571 error:
1572 delete p_sys;
1573 return VLC_EGENERIC;
1574 }
1575
1576 /*****************************************************************************
1577 * Close: frees unused data
1578 *****************************************************************************/
1579 static void Close( vlc_object_t *p_this )
1580 {
1581 demux_t *p_demux = (demux_t*)p_this;
1582 demux_sys_t *p_sys = p_demux->p_sys;
1583
1584 delete p_sys;
1585 }
1586
1587 /*****************************************************************************
1588 * Control:
1589 *****************************************************************************/
1590 static int Control( demux_t *p_demux, int i_query, va_list args )
1591 {
1592 demux_sys_t *p_sys = p_demux->p_sys;
1593 int64_t *pi64;
1594 double *pf, f;
1595 int i_skp;
1596 size_t i_idx;
1597
1598 vlc_meta_t *p_meta;
1599
1600 switch( i_query )
1601 {
1602 case DEMUX_GET_META:
1603 p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
1604 vlc_meta_Merge( p_meta, p_sys->meta );
1605 return VLC_SUCCESS;
1606
1607 case DEMUX_GET_LENGTH:
1608 pi64 = (int64_t*)va_arg( args, int64_t * );
1609 if( p_sys->f_duration > 0.0 )
1610 {
1611 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1612 return VLC_SUCCESS;
1613 }
1614 return VLC_EGENERIC;
1615
1616 case DEMUX_GET_POSITION:
1617 pf = (double*)va_arg( args, double * );
1618 if ( p_sys->f_duration > 0.0 )
1619 *pf = (double)(p_sys->i_pts >= p_sys->i_start_pts ? p_sys->i_pts : p_sys->i_start_pts ) / (1000.0 * p_sys->f_duration);
1620 return VLC_SUCCESS;
1621
1622 case DEMUX_SET_POSITION:
1623 f = (double)va_arg( args, double );
1624 Seek( p_demux, -1, f, NULL );
1625 return VLC_SUCCESS;
1626
1627 case DEMUX_GET_TIME:
1628 pi64 = (int64_t*)va_arg( args, int64_t * );
1629 *pi64 = p_sys->i_pts;
1630 return VLC_SUCCESS;
1631
1632 case DEMUX_GET_TITLE_INFO:
1633 if( p_sys->titles.size() )
1634 {
1635 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1636 int *pi_int = (int*)va_arg( args, int* );
1637
1638 *pi_int = p_sys->titles.size();
1639 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) * p_sys->titles.size() );
1640
1641 for( size_t i = 0; i < p_sys->titles.size(); i++ )
1642 {
1643 (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->titles[i] );
1644 }
1645
1646 return VLC_SUCCESS;
1647 }
1648 return VLC_EGENERIC;
1649
1650 case DEMUX_SET_TITLE:
1651 /* TODO handle editions as titles */
1652 i_idx = (int)va_arg( args, int );
1653 if( i_idx < p_sys->used_segments.size() )
1654 {
1655 p_sys->JumpTo( *p_sys->used_segments[i_idx], NULL );
1656 return VLC_SUCCESS;
1657 }
1658 return VLC_EGENERIC;
1659
1660 case DEMUX_SET_SEEKPOINT:
1661 i_skp = (int)va_arg( args, int );
1662
1663 // TODO change the way it works with the << & >> buttons on the UI (+1/-1 instead of a number)
1664 if( p_sys->titles.size() && i_skp < p_sys->titles[p_sys->i_current_title]->i_seekpoint)
1665 {
1666 Seek( p_demux, (int64_t)p_sys->titles[p_sys->i_current_title]->seekpoint[i_skp]->i_time_offset, -1, NULL);
1667 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1668 p_demux->info.i_seekpoint = i_skp;
1669 return VLC_SUCCESS;
1670 }
1671 return VLC_EGENERIC;
1672
1673 case DEMUX_SET_TIME:
1674 case DEMUX_GET_FPS:
1675 default:
1676 return VLC_EGENERIC;
1677 }
1678 }
1679
1680 #if LIBMATROSKA_VERSION >= 0x000800
1681 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1682 #else
1683 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1684 #endif
1685 {
1686 #if LIBMATROSKA_VERSION >= 0x000800
1687 pp_simpleblock = NULL;
1688 #endif
1689 pp_block = NULL;
1690 *pi_ref1 = 0;
1691 *pi_ref2 = 0;
1692
1693 for( ;; )
1694 {
1695 EbmlElement *el = NULL;
1696 int i_level;
1697
1698 if ( ep == NULL )
1699 return VLC_EGENERIC;
1700
1701 #if LIBMATROSKA_VERSION >= 0x000800
1702 if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
1703 #else
1704 if( (el = ep->Get()) == NULL && pp_block != NULL )
1705 #endif
1706 {
1707 /* update the index */
1708 #define idx p_indexes[i_index - 1]
1709 if( i_index > 0 && idx.i_time == -1 )
1710 {
1711 #if LIBMATROSKA_VERSION >= 0x000800
1712 if ( pp_simpleblock != NULL )
1713 idx.i_time = pp_simpleblock->GlobalTimecode() / (mtime_t)1000;
1714 else
1715 #endif
1716 idx.i_time = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1717 idx.b_key = *pi_ref1 == 0 ? VLC_TRUE : VLC_FALSE;
1718 }
1719 #undef idx
1720 return VLC_SUCCESS;
1721 }
1722
1723 i_level = ep->GetLevel();
1724
1725 if( el == NULL )
1726 {
1727 if( i_level > 1 )
1728 {
1729 ep->Up();
1730 continue;
1731 }
1732 msg_Warn( &sys.demuxer, "EOF" );
1733 return VLC_EGENERIC;
1734 }
1735
1736 /* do parsing */
1737 switch ( i_level )
1738 {
1739 case 1:
1740 if( MKV_IS_ID( el, KaxCluster ) )
1741 {
1742 cluster = (KaxCluster*)el;
1743 i_cluster_pos = cluster->GetElementPosition();
1744
1745 /* add it to the index */
1746 if( i_index == 0 ||
1747 ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1748 {
1749 IndexAppendCluster( cluster );
1750 }
1751
1752 // reset silent tracks
1753 for (size_t i=0; i<tracks.size(); i++)
1754 {
1755 tracks[i]->b_silent = VLC_FALSE;
1756 }
1757
1758 ep->Down();
1759 }
1760 else if( MKV_IS_ID( el, KaxCues ) )
1761 {
1762 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1763 return VLC_EGENERIC;
1764 }
1765 else
1766 {
1767 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1768 }
1769 break;
1770 case 2:
1771 if( MKV_IS_ID( el, KaxClusterTimecode ) )
1772 {
1773 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1774
1775 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1776 cluster->InitTimecode( uint64( ctc ), i_timescale );
1777 }
1778 else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1779 {
1780 ep->Down();
1781 }
1782 else if( MKV_IS_ID( el, KaxBlockGroup ) )
1783 {
1784 i_block_pos = el->GetElementPosition();
1785 ep->Down();
1786 }
1787 #if LIBMATROSKA_VERSION >= 0x000800
1788 else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1789 {
1790 pp_simpleblock = (KaxSimpleBlock*)el;
1791
1792 pp_simpleblock->ReadData( es.I_O() );
1793 pp_simpleblock->SetParent( *cluster );
1794 }
1795 #endif
1796 break;
1797 case 3:
1798 if( MKV_IS_ID( el, KaxBlock ) )
1799 {
1800 pp_block = (KaxBlock*)el;
1801
1802 pp_block->ReadData( es.I_O() );
1803 pp_block->SetParent( *cluster );
1804
1805 ep->Keep();
1806 }
1807 else if( MKV_IS_ID( el, KaxBlockDuration ) )
1808 {
1809 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1810
1811 dur.ReadData( es.I_O() );
1812 *pi_duration = uint64( dur );
1813 }
1814 else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1815 {
1816 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1817
1818 ref.ReadData( es.I_O() );
1819 if( *pi_ref1 == 0 )
1820 {
1821 *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1822 }
1823 else if( *pi_ref2 == 0 )
1824 {
1825 *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1826 }
1827 }
1828 else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1829 {
1830 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1831 track_num.ReadData( es.I_O() );
1832 // find the track
1833 for (size_t i=0; i<tracks.size(); i++)
1834 {
1835 if ( tracks[i]->i_number == uint32(track_num))
1836 {
1837 tracks[i]->b_silent = VLC_TRUE;
1838 break;
1839 }
1840 }
1841 }
1842 break;
1843 default:
1844 msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1845 return VLC_EGENERIC;
1846 }
1847 }
1848 }
1849
1850 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem, size_t offset)
1851 {
1852 block_t *p_block;
1853 if( !(p_block = block_New( p_demux, i_mem + offset ) ) ) return NULL;
1854 memcpy( p_block->p_buffer + offset, p_mem, i_mem );
1855 //p_block->i_rate = p_input->stream.control.i_rate;
1856 return p_block;
1857 }
1858
1859 #if LIBMATROSKA_VERSION >= 0x000800
1860 static void BlockDecode( demux_t *p_demux, KaxBlock *block, KaxSimpleBlock *simpleblock,
1861 mtime_t i_pts, mtime_t i_duration, bool f_mandatory )
1862 #else
1863 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1864 mtime_t i_duration, bool f_mandatory )
1865 #endif
1866 {
1867 demux_sys_t *p_sys = p_demux->p_sys;
1868 matroska_segment_c *p_segment = p_sys->p_current_segment->Segment();
1869
1870 size_t i_track;
1871 unsigned int i;
1872 vlc_bool_t b;
1873
1874 #define tk p_segment->tracks[i_track]
1875 for( i_track = 0; i_track < p_segment->tracks.size(); i_track++ )
1876 {
1877 #if LIBMATROSKA_VERSION >= 0x000800
1878 if( (block != NULL && tk->i_number == block->TrackNum()) ||
1879 (simpleblock != NULL && tk->i_number == simpleblock->TrackNum()))
1880 #else
1881 if( tk->i_number == block->TrackNum() )
1882 #endif
1883 {
1884 break;
1885 }
1886 }
1887
1888 if( i_track >= p_segment->tracks.size() )
1889 {
1890 msg_Err( p_demux, "invalid track number" );
1891 return;
1892 }
1893 if( tk->fmt.i_cat != NAV_ES && tk->p_es == NULL )
1894 {
1895 msg_Err( p_demux, "unknown track number" );
1896 return;
1897 }
1898 if( i_pts + i_duration < p_sys->i_start_pts && tk->fmt.i_cat == AUDIO_ES )
1899 {
1900 return; /* discard audio packets that shouldn't be rendered */
1901 }
1902
1903 if ( tk->fmt.i_cat != NAV_ES )
1904 {
1905 es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk->p_es, &b );
1906
1907 if( !b )
1908 {
1909 tk->b_inited = VLC_FALSE;
1910 return;
1911 }
1912 }
1913
1914
1915 /* First send init data */
1916 if( !tk->b_inited && tk->i_data_init > 0 )
1917 {
1918 block_t *p_init;
1919
1920 msg_Dbg( p_demux, "sending header (%d bytes)", tk->i_data_init );
1921 p_init = MemToBlock( p_demux, tk->p_data_init, tk->i_data_init, 0 );
1922 if( p_init ) es_out_Send( p_demux->out, tk->p_es, p_init );
1923 }
1924 tk->b_inited = VLC_TRUE;
1925
1926
1927 #if LIBMATROSKA_VERSION >= 0x000800
1928 for( i = 0;
1929 (block != NULL && i < block->NumberFrames()) || (simpleblock != NULL && i < simpleblock->NumberFrames());
1930 i++ )
1931 #else
1932 for( i = 0; i < block->NumberFrames(); i++ )
1933 #endif
1934 {
1935 block_t *p_block;
1936 DataBuffer *data;
1937 #if LIBMATROSKA_VERSION >= 0x000800
1938 if ( simpleblock != NULL )
1939 {
1940 data = &simpleblock->GetBuffer(i);
1941 // condition when the DTS is correct (keyframe or B frame == NOT P frame)
1942 f_mandatory = simpleblock->IsDiscardable() || simpleblock->IsKeyframe();
1943 }
1944 else
1945 #endif
1946 data = &block->GetBuffer(i);
1947
1948 if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER && tk->p_compression_data != NULL )
1949 p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), tk->p_compression_data->GetSize() );
1950 else
1951 p_block = MemToBlock( p_demux, data->Buffer(), data->Size(), 0 );
1952
1953 if( p_block == NULL )
1954 {
1955 break;
1956 }
1957
1958 #if defined(HAVE_ZLIB_H)
1959 if( tk->i_compression_type == MATROSKA_COMPRESSION_ZLIB )
1960 {
1961 p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1962 }
1963 else
1964 #endif
1965 if( tk->i_compression_type == MATROSKA_COMPRESSION_HEADER )
1966 {
1967 memcpy( p_block->p_buffer, tk->p_compression_data->GetBuffer(), tk->p_compression_data->GetSize() );
1968 }
1969
1970 if ( tk->fmt.i_cat == NAV_ES )
1971 {
1972 // TODO handle the start/stop times of this packet
1973 if ( p_sys->b_ui_hooked )
1974 {
1975 vlc_mutex_lock( &p_sys->p_ev->lock );
1976 memcpy( &p_sys->pci_packet, &p_block->p_buffer[1], sizeof(pci_t) );
1977 p_sys->SwapButtons();
1978 p_sys->b_pci_packet_set = true;
1979 vlc_mutex_unlock( &p_sys->p_ev->lock );
1980 block_Release( p_block );
1981 }
1982 return;
1983 }
1984 // correct timestamping when B frames are used
1985 if( tk->fmt.i_cat != VIDEO_ES )
1986 {
1987 p_block->i_dts = p_block->i_pts = i_pts;
1988 }
1989 else
1990 {
1991 if( !strcmp( tk->psz_codec, "V_MS/VFW/FOURCC" ) )
1992 {
1993 // in VFW we have no idea about B frames
1994 p_block->i_pts = 0;
1995 p_block->i_dts = i_pts;
1996 }
1997 else
1998 {
1999 p_block->i_pts = i_pts;
2000 if ( f_mandatory )
2001 p_block->i_dts = p_block->i_pts;
2002 else
2003 p_block->i_dts = min( i_pts, tk->i_last_dts + (mtime_t)(tk->i_default_duration >> 10));
2004 p_sys->i_pts = p_block->i_dts;
2005 }
2006 }
2007 tk->i_last_dts = p_block->i_dts;
2008
2009 #if 0
2010 msg_Dbg( p_demux, "block i_dts: "I64Fd" / i_pts: "I64Fd, p_block->i_dts, p_block->i_pts);
2011 #endif
2012 if( strcmp( tk->psz_codec, "S_VOBSUB" ) )
2013 {
2014 p_block->i_length = i_duration * 1000;
2015 }
2016
2017 es_out_Send( p_demux->out, tk->p_es, p_block );
2018
2019 /* use time stamp only for first block */
2020 i_pts = 0;
2021 }
2022
2023 #undef tk
2024 }
2025
2026 matroska_stream_c *demux_sys_t::AnalyseAllSegmentsFound( demux_t *p_demux, EbmlStream *p_estream, bool b_initial )
2027 {
2028 int i_upper_lvl = 0;
2029 size_t i;
2030 EbmlElement *p_l0, *p_l1, *p_l2;
2031 bool b_keep_stream = false, b_keep_segment;
2032
2033 // verify the EBML Header
2034 p_l0 = p_estream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
2035 if (p_l0 == NULL)
2036 {
2037 msg_Err( p_demux, "No EBML header found" );
2038 return NULL;
2039 }
2040
2041 // verify we can read this Segment, we only support Matroska version 1 for now
2042 p_l0->Read(*p_estream, EbmlHead::ClassInfos.Context, i_upper_lvl, p_l0, true);
2043
2044 EDocType doc_type = GetChild<EDocType>(*static_cast<EbmlHead*>(p_l0));
2045 if (std::string(doc_type) != "matroska")
2046 {
2047 msg_Err( p_demux, "Not a Matroska file : DocType = %s ", std::string(doc_type).c_str());
2048 return NULL;
2049 }
2050
2051 EDocTypeReadVersion doc_read_version = GetChild<EDocTypeReadVersion>(*static_cast<EbmlHead*>(p_l0));
2052 #if LIBMATROSKA_VERSION >= 0x000800
2053 if (uint64(doc_read_version) > 2)
2054 {
2055 msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1 & 2", uint64(doc_read_version));
2056 return NULL;
2057 }
2058 #else
2059 if (uint64(doc_read_version) != 1)
2060 {
2061 msg_Err( p_demux, "This matroska file is needs version "I64Fd" and this VLC only supports version 1", uint64(doc_read_version));
2062 return NULL;
2063 }
2064 #endif
2065
2066 delete p_l0;
2067
2068
2069 // find all segments in this file
2070 p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFFLL);
2071 if (p_l0 == NULL)
2072 {
2073 return NULL;
2074 }
2075
2076 matroska_stream_c *p_stream1 = new matroska_stream_c( *this );
2077
2078 while (p_l0 != 0)
2079 {
2080 if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
2081 {
2082 EbmlParser *ep;
2083 matroska_segment_c *p_segment1 = new matroska_segment_c( *this, *p_estream );
2084 b_keep_segment = b_initial;
2085
2086 ep = new EbmlParser(p_estream, p_l0, &demuxer );
2087 p_segment1->ep = ep;
2088 p_segment1->segment = (KaxSegment*)p_l0;
2089
2090 while ((p_l1 = ep->Get()))
2091 {
2092 if (MKV_IS_ID(p_l1, KaxInfo))
2093 {
2094 // find the families of this segment
2095 KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
2096
2097 p_info->Read(*p_estream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
2098 for( i = 0; i < p_info->ListSize(); i++ )
2099 {
2100 EbmlElement *l = (*p_info)[i];
2101
2102 if( MKV_IS_ID( l, KaxSegmentUID ) )
2103 {
2104 KaxSegmentUID *p_uid = static_cast<KaxSegmentUID*>(l);
2105 b_keep_segment = (FindSegment( *p_uid ) == NULL);
2106 if ( !b_keep_segment )
2107 break; // this segment is already known
2108 opened_segments.push_back( p_segment1 );
2109 delete p_segment1->p_segment_uid;
2110 p_segment1->p_segment_uid = new KaxSegmentUID(*p_uid);
2111 }
2112 else if( MKV_IS_ID( l, KaxPrevUID ) )
2113 {
2114 p_segment1->p_prev_segment_uid = new KaxPrevUID( *static_cast<KaxPrevUID*>(l) );
2115 }
2116 else if( MKV_IS_ID( l, KaxNextUID ) )
2117 {
2118 p_segment1->p_next_segment_uid = new KaxNextUID( *static_cast<KaxNextUID*>(l) );
2119 }
2120 else if( MKV_IS_ID( l, KaxSegmentFamily ) )
2121 {
2122 KaxSegmentFamily *p_fam = new KaxSegmentFamily( *static_cast<KaxSegmentFamily*>(l) );
2123 p_segment1->families.push_back( p_fam );
2124 }
2125 }
2126 break;
2127 }
2128 }
2129 if ( b_keep_segment )
2130 {
2131 b_keep_stream = true;
2132 p_stream1->segments.push_back( p_segment1 );
2133 }
2134 else
2135 delete p_segment1;
2136 }
2137 if (p_l0->IsFiniteSize() )
2138 {
2139 p_l0->SkipData(*p_estream, KaxMatroska_Context);
2140 p_l0 = p_estream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
2141 }
2142 else
2143 p_l0 = p_l0->SkipData(*p_estream, KaxSegment_Context);
2144 }
2145
2146 if ( !b_keep_stream )
2147 {
2148 delete p_stream1;
2149 p_stream1 = NULL;
2150 }
2151
2152 return p_stream1;
2153 }
2154
2155 bool matroska_segment_c::Select( mtime_t i_start_time )
2156 {
2157 size_t i_track;
2158
2159 /* add all es */
2160 msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
2161 sys.b_pci_packet_set = false;
2162
2163 for( i_track = 0; i_track < tracks.size(); i_track++ )
2164 {
2165 if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
2166 {
2167 msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
2168 tracks[i_track]->p_es = NULL;
2169 continue;
2170 }
2171
2172 if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
2173 {
2174 if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
2175 {
2176 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
2177 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2178 }
2179 else
2180 {
2181 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
2182
2183 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
2184 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
2185 tracks[i_track]->fmt.i_codec = GetFOURCC( &p_bih->biCompression );
2186
2187 tracks[i_track]->fmt.i_extra = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
2188 if( tracks[i_track]->fmt.i_extra > 0 )
2189 {
2190 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2191 memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
2192 }
2193 }
2194 }
2195 else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
2196 !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
2197 {
2198 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
2199 }
2200 else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
2201 {
2202 uint8_t *p_data = tracks[i_track]->p_extra_data;
2203 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'h', 'e', 'o' );
2204 if( tracks[i_track]->i_extra_data >= 4 ) {
2205 if( p_data[0] == 2 ) {
2206 int i = 1;
2207 int i_size1 = 0, i_size2 = 0;
2208 p_data++;
2209 /* read size of first header packet */
2210 while( *p_data == 0xFF &&
2211 i < tracks[i_track]->i_extra_data )
2212 {
2213 i_size1 += *p_data;
2214 p_data++;
2215 i++;
2216 }
2217 i_size1 += *p_data;
2218 p_data++;
2219 i++;
2220 msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
2221 /* read size of second header packet */
2222 while( *p_data == 0xFF &&
2223 i < tracks[i_track]->i_extra_data )
2224 {
2225 i_size2 += *p_data;
2226 p_data++;
2227 i++;
2228 }
2229 i_size2 += *p_data;
2230 p_data++;
2231 i++;
2232 int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
2233 - i_size2;
2234 msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
2235 msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
2236 tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
2237 + 6;
2238 if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0 ) {
2239 tracks[i_track]->fmt.p_extra =
2240 malloc( tracks[i_track]->fmt.i_extra );
2241 uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
2242 *p_out++ = (i_size1>>8) & 0xFF;
2243 *p_out++ = i_size1 & 0xFF;
2244 memcpy( p_out, p_data, i_size1 );
2245 p_data += i_size1;
2246 p_out += i_size1;
2247
2248 *p_out++ = (i_size2>>8) & 0xFF;
2249 *p_out++ = i_size2 & 0xFF;
2250 memcpy( p_out, p_data, i_size2 );
2251 p_data += i_size2;
2252 p_out += i_size2;
2253
2254 *p_out++ = (i_size3>>8) & 0xFF;
2255 *p_out++ = i_size3 & 0xFF;
2256 memcpy( p_out, p_data, i_size3 );
2257 p_data += i_size3;
2258 p_out += i_size3;
2259 }
2260 else
2261 {
2262 msg_Err( &sys.demuxer, "inconsistant theora extradata" );
2263 }
2264 }
2265 else {
2266 msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
2267 }
2268 }
2269 }
2270 else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
2271 {
2272 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
2273 {
2274 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
2275 }
2276 else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO", 11 ) )
2277 {
2278 /* A MPEG 4 codec, SP, ASP, AP or AVC */
2279 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
2280 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
2281 else
2282 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
2283 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2284 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2285 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2286 }
2287 }
2288 else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
2289 {
2290 MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
2291 stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
2292 tracks[i_track]->p_extra_data,
2293 tracks[i_track]->i_extra_data,
2294 VLC_FALSE );
2295 MP4_ReadBoxCommon( p_mp4_stream, p_box );
2296 MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
2297 tracks[i_track]->fmt.i_codec = p_box->i_type;
2298 tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
2299 tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
2300 tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
2301 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2302 memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
2303 MP4_FreeBox_sample_vide( p_box );
2304 stream_Delete( p_mp4_stream );
2305 }
2306 else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
2307 {
2308 if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
2309 {
2310 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
2311 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2312 }
2313 else
2314 {
2315 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
2316
2317 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
2318
2319 tracks[i_track]->fmt.audio.i_channels = GetWLE( &p_wf->nChannels );
2320 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
2321 tracks[i_track]->fmt.i_bitrate = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
2322 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
2323 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
2324
2325 tracks[i_track]->fmt.i_extra = GetWLE( &p_wf->cbSize );
2326 if( tracks[i_track]->fmt.i_extra > 0 )
2327 {
2328 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2329 memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
2330 }
2331 }
2332 }
2333 else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
2334 !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
2335 !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
2336 {
2337 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
2338 }
2339 else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
2340 {
2341 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
2342 }
2343 else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
2344 {
2345 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
2346 }
2347 else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
2348 {
2349 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
2350 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2351 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2352 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2353 }
2354 else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
2355 {
2356 int i, i_offset = 1, i_size[3], i_extra;
2357 uint8_t *p_extra;
2358
2359 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
2360
2361 /* Split the 3 headers */
2362 if( tracks[i_track]->p_extra_data[0] != 0x02 )
2363 msg_Err( &sys.demuxer, "invalid vorbis header" );
2364
2365 for( i = 0; i < 2; i++ )
2366 {
2367 i_size[i] = 0;
2368 while( i_offset < tracks[i_track]->i_extra_data )
2369 {
2370 i_size[i] += tracks[i_track]->p_extra_data[i_offset];
2371 if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
2372 }
2373 }
2374
2375 i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
2376 i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
2377 i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
2378
2379 tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
2380 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2381 p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
2382 for( i = 0; i < 3; i++ )
2383 {
2384 *(p_extra++) = i_size[i] >> 8;
2385 *(p_extra++) = i_size[i] & 0xFF;
2386 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
2387 i_size[i] );
2388 p_extra += i_size[i];
2389 i_extra += i_size[i];
2390 }
2391 }
2392 else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
2393 !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
2394 {
2395 int i_profile, i_srate, sbr = 0;
2396 static unsigned int i_sample_rates[] =
2397 {
2398 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
2399 16000, 12000, 11025, 8000, 7350, 0, 0, 0
2400 };
2401
2402 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2403 /* create data for faad (MP4DecSpecificDescrTag)*/
2404
2405 if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
2406 {
2407 i_profile = 0;
2408 }
2409 else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
2410 {
2411 i_profile = 1;
2412 }
2413 else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
2414 {
2415 i_profile = 2;
2416 }
2417 else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC/SBR" ) )
2418 {
2419 i_profile = 1;
2420 sbr = 1;
2421 }
2422 else
2423 {
2424 i_profile = 3;
2425 }
2426
2427 for( i_srate = 0; i_srate < 13; i_srate++ )
2428 {
2429 if( i_sample_rates[i_srate] == tracks[i_track]->i_original_rate )
2430 {
2431 break;
2432 }
2433 }
2434 msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
2435
2436 tracks[i_track]->fmt.i_extra = sbr ? 5 : 2;
2437 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
2438 ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
2439 ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
2440 if (sbr != 0)
2441 {
2442 int syncExtensionType = 0x2B7;
2443 int iDSRI;
2444 for (iDSRI=0; iDSRI<13; iDSRI++)
2445 if( i_sample_rates[iDSRI] == tracks[i_track]->fmt.audio.i_rate )
2446 break;
2447 ((uint8_t*)tracks[i_track]->fmt.p_extra)[2] = (syncExtensionType >> 3) & 0xFF;
2448 ((uint8_t*)tracks[i_track]->fmt.p_extra)[3] = ((syncExtensionType & 0x7) << 5) | 5;
2449 ((uint8_t*)tracks[i_track]->fmt.p_extra)[4] = ((1 & 0x1) << 7) | (iDSRI << 3);
2450 }
2451 }
2452 else if( !strcmp( tracks[i_track]->psz_codec, "A_AAC" ) )
2453 {
2454 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
2455 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2456 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2457 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2458 }
2459 else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
2460 {
2461 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'W', 'V', 'P', 'K' );
2462 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2463 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2464 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2465 }
2466 else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
2467 {
2468 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'T', 'T', 'A', '1' );
2469 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2470 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2471 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2472 }
2473 else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
2474 !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
2475 !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
2476 {
2477 if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
2478 {
2479 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
2480 }
2481 else
2482 {
2483 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
2484 }
2485 tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
2486 }
2487 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
2488 {
2489 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
2490 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2491 }
2492 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/USF" ) )
2493 {
2494 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 's', 'f', ' ' );
2495 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2496 if( tracks[i_track]->i_extra_data )
2497 {
2498 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2499 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2500 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2501 }
2502 }
2503 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
2504 !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
2505 !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
2506 !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
2507 {
2508 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
2509 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
2510 if( tracks[i_track]->i_extra_data )
2511 {
2512 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
2513 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
2514 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
2515 }
2516 }
2517 else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
2518 {
2519 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
2520 if( tracks[i_track]->i_extra_data )
2521 {
2522 char *p_start;
2523 char *p_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
2524 memcpy( p_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
2525 p_buf[tracks[i_track]->i_extra_data] = '\0';
2526
2527 p_start = strstr( p_buf, "size:" );
2528 if( sscanf( p_start, "size: %dx%d",
2529 &tracks[i_track]->fmt.subs.spu.i_original_frame_width, &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == 2 )
2530 {
2531 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 );
2532 }
2533 else
2534 {
2535 msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
2536 }
2537 free( p_buf );
2538 }
2539 }
2540 else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
2541 {
2542 tracks[i_track]->fmt.i_cat = NAV_ES;
2543 continue;
2544 }
2545 else
2546 {
2547 msg_Err( &sys.demuxer, "unknow codec id=`%s'", tracks[i_track]->psz_codec );
2548 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
2549 }
2550 if( tracks[i_track]->b_default )
2551 {
2552 tracks[i_track]->fmt.i_priority = 1000;
2553 }
2554
2555 tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
2556
2557 es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_start_time );
2558 }
2559
2560 sys.i_start_pts = i_start_time;
2561 // reset the stream reading to the first cluster of the segment used
2562 es.I_O().setFilePointer( i_start_pos );
2563
2564 delete ep;
2565 ep = new EbmlParser( &es, segment, &sys.demuxer );
2566
2567 return true;
2568 }
2569
2570 void demux_sys_t::StartUiThread()
2571 {
2572 if ( !b_ui_hooked )
2573 {
2574 msg_Dbg( &demuxer, "Starting the UI Hook" );
2575 b_ui_hooked = true;
2576 /* FIXME hack hack hack hack FIXME */
2577 /* Get p_input and create variable */
2578 p_input = (input_thread_t *) vlc_object_find( &demuxer, VLC_OBJECT_INPUT, FIND_PARENT );
2579 var_Create( p_input, "x-start", VLC_VAR_INTEGER );
2580 var_Create( p_input, "y-start", VLC_VAR_INTEGER );
2581 var_Create( p_input, "x-end", VLC_VAR_INTEGER );
2582 var_Create( p_input, "y-end", VLC_VAR_INTEGER );
2583 var_Create( p_input, "color", VLC_VAR_ADDRESS );
2584 var_Create( p_input, "menu-palette", VLC_VAR_ADDRESS );
2585 var_Create( p_input, "highlight", VLC_VAR_BOOL );
2586 var_Create( p_input, "highlight-mutex", VLC_VAR_MUTEX );
2587
2588 /* Now create our event thread catcher */
2589 p_ev = (event_thread_t *) vlc_object_create( &demuxer, sizeof( event_thread_t ) );
2590 p_ev->p_demux = &demuxer;
2591 p_ev->b_die = VLC_FALSE;
2592 vlc_mutex_init( p_ev, &p_ev->lock );
2593 vlc_thread_create( p_ev, "mkv event thread handler", EventThread,
2594 VLC_THREAD_PRIORITY_LOW, VLC_FALSE );
2595 }
2596 }
2597
2598 void demux_sys_t::StopUiThread()
2599 {
2600 if ( b_ui_hooked )
2601 {
2602 p_ev->b_die = VLC_TRUE;
2603
2604 vlc_thread_join( p_ev );
2605 vlc_object_destroy( p_ev );
2606
2607 p_ev = NULL;
2608
2609 var_Destroy( p_input, "highlight-mutex" );
2610 var_Destroy( p_input, "highlight" );
2611 var_Destroy( p_input, "x-start" );
2612 var_Destroy( p_input, "x-end" );
2613 var_Destroy( p_input, "y-start" );
2614 var_Destroy( p_input, "y-end" );
2615 var_Destroy( p_input, "color" );
2616 var_Destroy( p_input, "menu-palette" );
2617
2618 vlc_object_release( p_input );
2619
2620 msg_Dbg( &demuxer, "Stopping the UI Hook" );
2621 }
2622 b_ui_hooked = false;
2623 }
2624
2625 int demux_sys_t::EventMouse( vlc_object_t *p_this, char const *psz_var,
2626 vlc_value_t oldval, vlc_value_t newval, void *p_data )
2627 {
2628 event_thread_t *p_ev = (event_thread_t *) p_data;
2629 vlc_mutex_lock( &p_ev->lock );
2630 if( psz_var[6] == 'c' )
2631 {
2632 p_ev->b_clicked = VLC_TRUE;
2633 msg_Dbg( p_this, "Event Mouse: clicked");
2634 }
2635 else if( psz_var[6] == 'm' )
2636 p_ev->b_moved = VLC_TRUE;
2637 vlc_mutex_unlock( &p_ev->lock );
2638
2639 return VLC_SUCCESS;
2640 }
2641
2642 int demux_sys_t::EventKey( vlc_object_t *p_this, char const *psz_var,
2643 vlc_value_t oldval, vlc_value_t newval, void *p_data )
2644 {
2645 event_thread_t *p_ev = (event_thread_t *) p_data;
2646 vlc_mutex_lock( &p_ev->lock );
2647 p_ev->b_key = VLC_TRUE;
2648 vlc_mutex_unlock( &p_ev->lock );
2649 msg_Dbg( p_this, "Event Key");
2650
2651 return VLC_SUCCESS;
2652 }
2653
2654 int demux_sys_t::EventThread( vlc_object_t *p_this )
2655 {
2656 event_thread_t *p_ev = (event_thread_t*)p_this;
2657 demux_sys_t *p_sys = p_ev->p_demux->p_sys;
2658 vlc_object_t *p_vout = NULL;
2659
2660 p_ev->b_moved = VLC_FALSE;
2661 p_ev->b_clicked = VLC_FALSE;
2662 p_ev->b_key = VLC_FALSE;
2663
2664 /* catch all key event */
2665 var_AddCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2666
2667 /* main loop */
2668 while( !p_ev->b_die )
2669 {
2670 if ( !p_sys->b_pci_packet_set )
2671 {
2672 /* Wait 100ms */
2673 msleep( 100000 );
2674 continue;
2675 }
2676
2677 vlc_bool_t b_activated = VLC_FALSE;
2678
2679 /* KEY part */
2680 if( p_ev->b_key )
2681 {
2682 vlc_value_t valk;
2683 struct libvlc_int_t::hotkey *p_hotkeys = p_ev->p_libvlc->p_hotkeys;
2684 int i, i_action = -1;
2685
2686 msg_Dbg( p_ev->p_demux, "Handle Key Event");
2687
2688 vlc_mutex_lock( &p_ev->lock );
2689
2690 pci_t *pci = (pci_t *) &p_sys->pci_packet;
2691
2692 var_Get( p_ev->p_libvlc, "key-pressed", &valk );
2693 for( i = 0; p_hotkeys[i].psz_action != NULL; i++ )
2694 {
2695 if( p_hotkeys[i].i_key == valk.i_int )
2696 {
2697 i_action = p_hotkeys[i].i_action;
2698 }
2699 }
2700
2701 uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2702
2703 switch( i_action )
2704 {
2705 case ACTIONID_NAV_LEFT:
2706 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2707 {
2708 btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2709 if ( p_button_ptr->left > 0 && p_button_ptr->left <= pci->hli.hl_gi.btn_ns )
2710 {
2711 i_curr_button = p_button_ptr->left;
2712 p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2713 btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2714 if ( button_ptr.auto_action_mode )
2715 {
2716 vlc_mutex_unlock( &p_ev->lock );
2717 vlc_mutex_lock( &p_sys->lock_demuxer );
2718
2719 // process the button action
2720 p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2721
2722 vlc_mutex_unlock( &p_sys->lock_demuxer );
2723 vlc_mutex_lock( &p_ev->lock );
2724 }
2725 }
2726 }
2727 break;
2728 case ACTIONID_NAV_RIGHT:
2729 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2730 {
2731 btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2732 if ( p_button_ptr->right > 0 && p_button_ptr->right <= pci->hli.hl_gi.btn_ns )
2733 {
2734 i_curr_button = p_button_ptr->right;
2735 p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2736 btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2737 if ( button_ptr.auto_action_mode )
2738 {
2739 vlc_mutex_unlock( &p_ev->lock );
2740 vlc_mutex_lock( &p_sys->lock_demuxer );
2741
2742 // process the button action
2743 p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2744
2745 vlc_mutex_unlock( &p_sys->lock_demuxer );
2746 vlc_mutex_lock( &p_ev->lock );
2747 }
2748 }
2749 }
2750 break;
2751 case ACTIONID_NAV_UP:
2752 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2753 {
2754 btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2755 if ( p_button_ptr->up > 0 && p_button_ptr->up <= pci->hli.hl_gi.btn_ns )
2756 {
2757 i_curr_button = p_button_ptr->up;
2758 p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2759 btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2760 if ( button_ptr.auto_action_mode )
2761 {
2762 vlc_mutex_unlock( &p_ev->lock );
2763 vlc_mutex_lock( &p_sys->lock_demuxer );
2764
2765 // process the button action
2766 p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2767
2768 vlc_mutex_unlock( &p_sys->lock_demuxer );
2769 vlc_mutex_lock( &p_ev->lock );
2770 }
2771 }
2772 }
2773 break;
2774 case ACTIONID_NAV_DOWN:
2775 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2776 {
2777 btni_t *p_button_ptr = &(pci->hli.btnit[i_curr_button-1]);
2778 if ( p_button_ptr->down > 0 && p_button_ptr->down <= pci->hli.hl_gi.btn_ns )
2779 {
2780 i_curr_button = p_button_ptr->down;
2781 p_sys->dvd_interpretor.SetSPRM( 0x88, i_curr_button );
2782 btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2783 if ( button_ptr.auto_action_mode )
2784 {
2785 vlc_mutex_unlock( &p_ev->lock );
2786 vlc_mutex_lock( &p_sys->lock_demuxer );
2787
2788 // process the button action
2789 p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2790
2791 vlc_mutex_unlock( &p_sys->lock_demuxer );
2792 vlc_mutex_lock( &p_ev->lock );
2793 }
2794 }
2795 }
2796 break;
2797 case ACTIONID_NAV_ACTIVATE:
2798 b_activated = VLC_TRUE;
2799
2800 if ( i_curr_button > 0 && i_curr_button <= pci->hli.hl_gi.btn_ns )
2801 {
2802 btni_t button_ptr = pci->hli.btnit[i_curr_button-1];
2803
2804 vlc_mutex_unlock( &p_ev->lock );
2805 vlc_mutex_lock( &p_sys->lock_demuxer );
2806
2807 // process the button action
2808 p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2809
2810 vlc_mutex_unlock( &p_sys->lock_demuxer );
2811 vlc_mutex_lock( &p_ev->lock );
2812 }
2813 break;
2814 default:
2815 break;
2816 }
2817 p_ev->b_key = VLC_FALSE;
2818 vlc_mutex_unlock( &p_ev->lock );
2819 }
2820
2821 /* MOUSE part */
2822 if( p_vout && ( p_ev->b_moved || p_ev->b_clicked ) )
2823 {
2824 vlc_value_t valx, valy;
2825
2826 vlc_mutex_lock( &p_ev->lock );
2827 pci_t *pci = (pci_t *) &p_sys->pci_packet;
2828 var_Get( p_vout, "mouse-x", &valx );
2829 var_Get( p_vout, "mouse-y", &valy );
2830
2831 if( p_ev->b_clicked )
2832 {
2833 int32_t button;
2834 int32_t best,dist,d;
2835 int32_t mx,my,dx,dy;
2836
2837 msg_Dbg( p_ev->p_demux, "Handle Mouse Event: Mouse clicked x(%d)*y(%d)", (unsigned)valx.i_int, (unsigned)valy.i_int);
2838
2839 b_activated = VLC_TRUE;
2840 // get current button
2841 best = 0;
2842 dist = 0x08000000; /* >> than (720*720)+(567*567); */
2843 for(button = 1; button <= pci->hli.hl_gi.btn_ns; button++)
2844 {
2845 btni_t *button_ptr = &(pci->hli.btnit[button-1]);
2846
2847 if(((unsigned)valx.i_int >= button_ptr->x_start)
2848 && ((unsigned)valx.i_int <= button_ptr->x_end)
2849 && ((unsigned)valy.i_int >= button_ptr->y_start)
2850 && ((unsigned)valy.i_int <= button_ptr->y_end))
2851 {
2852 mx = (button_ptr->x_start + button_ptr->x_end)/2;
2853 my = (button_ptr->y_start + button_ptr->y_end)/2;
2854 dx = mx - valx.i_int;
2855 dy = my - valy.i_int;
2856 d = (dx*dx) + (dy*dy);
2857 /* If the mouse is within the button and the mouse is closer
2858 * to the center of this button then it is the best choice. */
2859 if(d < dist) {
2860 dist = d;
2861 best = button;
2862 }
2863 }
2864 }
2865
2866 if ( best != 0)
2867 {
2868 btni_t button_ptr = pci->hli.btnit[best-1];
2869 uint16 i_curr_button = p_sys->dvd_interpretor.GetSPRM( 0x88 );
2870
2871 msg_Dbg( &p_sys->demuxer, "Clicked button %d", best );
2872 vlc_mutex_unlock( &p_ev->lock );
2873 vlc_mutex_lock( &p_sys->lock_demuxer );
2874
2875 // process the button action
2876 p_sys->dvd_interpretor.SetSPRM( 0x88, best );
2877 p_sys->dvd_interpretor.Interpret( button_ptr.cmd.bytes, 8 );
2878
2879 msg_Dbg( &p_sys->demuxer, "Processed button %d", best );
2880
2881 // select new button
2882 if ( best != i_curr_button )
2883 {
2884 vlc_value_t val;
2885
2886 if( var_Get( p_sys->p_input, "highlight-mutex", &val ) == VLC_SUCCESS )
2887 {
2888 vlc_mutex_t *p_mutex = (vlc_mutex_t *) val.p_address;
2889 uint32_t i_palette;
2890
2891 if(button_ptr.btn_coln != 0) {
2892 i_palette = pci->hli.btn_colit.btn_coli[button_ptr.btn_coln-1][1];
2893 } else {
2894 i_palette = 0;
2895 }
2896
2897 for( int i = 0; i < 4; i++ )
2898 {
2899 uint32_t i_yuv = 0xFF;//p_sys->clut[(hl.palette>>(16+i*4))&0x0f];
2900 uint8_t i_alpha = (i_palette>>(i*4))&0x0f;
2901 i_alpha = i_alpha == 0xf ? 0xff : i_alpha << 4;
2902
2903 p_sys->palette[i][0] = (i_yuv >> 16) & 0xff;
2904 p_sys->palette[i][1] = (i_yuv >> 0) & 0xff;
2905 p_sys->palette[i][2] = (i_yuv >> 8) & 0xff;
2906 p_sys->palette[i][3] = i_alpha;
2907 }
2908
2909 vlc_mutex_lock( p_mutex );
2910 val.i_int = button_ptr.x_start; var_Set( p_sys->p_input, "x-start", val );
2911 val.i_int = button_ptr.x_end; var_Set( p_sys->p_input, "x-end", val );
2912 val.i_int = button_ptr.y_start; var_Set( p_sys->p_input, "y-start", val );
2913 val.i_int = button_ptr.y_end; var_Set( p_sys->p_input, "y-end", val );
2914
2915 val.p_address = (void *)p_sys->palette;
2916 var_Set( p_sys->p_input, "menu-palette", val );
2917
2918 val.b_bool = VLC_TRUE; var_Set( p_sys->p_input, "highlight", val );
2919 vlc_mutex_unlock( p_mutex );
2920 }
2921 }
2922 vlc_mutex_unlock( &p_sys->lock_demuxer );
2923 vlc_mutex_lock( &p_ev->lock );
2924 }
2925 }
2926 else if( p_ev->b_moved )
2927 {
2928 // dvdnav_mouse_select( NULL, pci, valx.i_int, valy.i_int );
2929 }
2930
2931 p_ev->b_moved = VLC_FALSE;
2932 p_ev->b_clicked = VLC_FALSE;
2933 vlc_mutex_unlock( &p_ev->lock );
2934 }
2935
2936 /* VOUT part */
2937 if( p_vout && p_vout->b_die )
2938 {
2939 var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2940 var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2941 vlc_object_release( p_vout );
2942 p_vout = NULL;
2943 }
2944
2945 else if( p_vout == NULL )
2946 {
2947 p_vout = (vlc_object_t*) vlc_object_find( p_sys->p_input, VLC_OBJECT_VOUT,
2948 FIND_CHILD );
2949 if( p_vout)
2950 {
2951 var_AddCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2952 var_AddCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2953 }
2954 }
2955
2956 /* Wait a bit, 10ms */
2957 msleep( 10000 );
2958 }
2959
2960 /* Release callback */
2961 if( p_vout )
2962 {
2963 var_DelCallback( p_vout, "mouse-moved", EventMouse, p_ev );
2964 var_DelCallback( p_vout, "mouse-clicked", EventMouse, p_ev );
2965 vlc_object_release( p_vout );
2966 }
2967 var_DelCallback( p_ev->p_libvlc, "key-pressed", EventKey, p_ev );
2968
2969 vlc_mutex_destroy( &p_ev->lock );
2970
2971 return VLC_SUCCESS;
2972 }
2973
2974 void matroska_segment_c::UnSelect( )
2975 {
2976 size_t i_track;
2977
2978 for( i_track = 0; i_track < tracks.size(); i_track++ )
2979 {
2980 if ( tracks[i_track]->p_es != NULL )
2981 {
2982 // es_format_Clean( &tracks[i_track]->fmt );
2983 es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
2984 tracks[i_track]->p_es = NULL;
2985 }
2986 }
2987 delete ep;
2988 ep = NULL;
2989 }
2990
2991 void virtual_segment_c::PrepareChapters( )
2992 {
2993 if ( linked_segments.size() == 0 )
2994 return;
2995
2996 // !!! should be called only once !!!
2997 matroska_segment_c *p_segment;
2998 size_t i, j;
2999
3000 // copy editions from the first segment
3001 p_segment = linked_segments[0];
3002 p_editions = &p_segment->stored_editions;
3003
3004 for ( i=1 ; i<linked_segments.size(); i++ )
3005 {
3006 p_segment = linked_segments[i];
3007 // FIXME assume we have the same editions in all segments
3008 for (j=0; j<p_segment->stored_editions.size(); j++)
3009 (*p_editions)[j]->Append( *p_segment->stored_editions[j] );
3010 }
3011 }
3012
3013 std::string chapter_edition_c::GetMainName() const
3014 {
3015 if ( sub_chapters.size() )
3016 {
3017 return sub_chapters[0]->GetCodecName( true );
3018 }
3019 return "";
3020 }
3021
3022 int chapter_item_c::PublishChapters( input_title_t & title, int & i_user_chapters, int i_level )
3023 {
3024 // add support for meta-elements from codec like DVD Titles
3025 if ( !b_display_seekpoint || psz_name == "" )
3026 {
3027 psz_name = GetCodecName();
3028 if ( psz_name != "" )
3029 b_display_seekpoint = true;
3030 }
3031
3032 if (b_display_seekpoint)
3033 {
3034 seekpoint_t *sk = vlc_seekpoint_New();
3035
3036 sk->i_level = i_level;
3037 sk->i_time_offset = i_start_time;
3038 sk->psz_name = strdup( psz_name.c_str() );
3039
3040 // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
3041 title.i_seekpoint++;
3042 title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
3043 title.seekpoint[title.i_seekpoint-1] = sk;
3044
3045 if ( b_user_display )
3046 i_user_chapters++;
3047 }
3048
3049 for ( size_t i=0; i<sub_chapters.size() ; i++)
3050 {
3051 sub_chapters[i]->PublishChapters( title, i_user_chapters, i_level+1 );
3052 }
3053
3054 i_seekpoint_num = i_user_chapters;
3055
3056 return i_user_chapters;
3057 }
3058
3059 bool virtual_segment_c::UpdateCurrentToChapter( demux_t & demux )
3060 {
3061 demux_sys_t & sys = *demux.p_sys;
3062 chapter_item_c *psz_curr_chapter;
3063 bool b_has_seeked = false;
3064
3065 /* update current chapter/seekpoint */
3066 if ( p_editions->size() )
3067 {
3068 /* 1st, we need to know in which chapter we are */
3069 psz_curr_chapter = (*p_editions)[i_current_edition]->FindTimecode( sys.i_pts, psz_current_chapter );
3070
3071 /* we have moved to a new chapter */
3072 if (psz_curr_chapter != NULL && psz_current_chapter != psz_curr_chapter)
3073 {
3074 if ( (*p_editions)[i_current_edition]->b_ordered )
3075 {
3076 // Leave/Enter up to the link point
3077 b_has_seeked = psz_curr_chapter->EnterAndLeave( psz_current_chapter );
3078 if ( !b_has_seeked )
3079 {
3080 // only physically seek if necessary
3081 if ( psz_current_chapter == NULL || (psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time) )
3082 Seek( demux, sys.i_pts, 0, psz_curr_chapter );
3083 }
3084 }
3085
3086 if ( !b_has_seeked )
3087 {
3088 psz_current_chapter = psz_curr_chapter;
3089 if ( psz_curr_chapter->i_seekpoint_num > 0 )
3090 {
3091 demux.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
3092 demux.info.i_title = sys.i_current_title = i_sys_title;
3093 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
3094 }
3095 }
3096
3097 return true;
3098 }
3099 else if (psz_curr_chapter == NULL)
3100 {
3101 // out of the scope of the data described by chapters, leave the edition
3102 if ( (*p_editions)[i_current_edition]->b_ordered && psz_current_chapter != NULL )
3103 {
3104 if ( !(*p_editions)[i_current_edition]->EnterAndLeave( psz_current_chapter, false ) )
3105 psz_current_chapter = NULL;
3106 else
3107 return true;
3108 }
3109 }
3110 }
3111 return false;
3112 }
3113
3114 chapter_item_c *virtual_segment_c::BrowseCodecPrivate( unsigned int codec_id,
3115 bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3116 const void *p_cookie,
3117 size_t i_cookie_size )
3118 {
3119 // FIXME don't assume it is the first edition
3120 std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3121 if ( index != p_editions->end() )
3122 {
3123 chapter_item_c *p_result = (*index)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3124 if ( p_result != NULL )
3125 return p_result;
3126 }
3127 return NULL;
3128 }
3129
3130 chapter_item_c *virtual_segment_c::FindChapter( int64_t i_find_uid )
3131 {
3132 // FIXME don't assume it is the first edition
3133 std::vector<chapter_edition_c*>::iterator index = p_editions->begin();
3134 if ( index != p_editions->end() )
3135 {
3136 chapter_item_c *p_result = (*index)->FindChapter( i_find_uid );
3137 if ( p_result != NULL )
3138 return p_result;
3139 }
3140 return NULL;
3141 }
3142
3143 chapter_item_c *chapter_item_c::BrowseCodecPrivate( unsigned int codec_id,
3144 bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
3145 const void *p_cookie,
3146 size_t i_cookie_size )
3147 {
3148 // this chapter
3149 std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3150 while ( index != codecs.end() )
3151 {
3152 if ( match( **index ,p_cookie, i_cookie_size ) )
3153 return this;
3154 index++;
3155 }
3156
3157 // sub-chapters
3158 chapter_item_c *p_result = NULL;
3159 std::vector<chapter_item_c*>::const_iterator index2 = sub_chapters.begin();
3160 while ( index2 != sub_chapters.end() )
3161 {
3162 p_result = (*index2)->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
3163 if ( p_result != NULL )
3164 return p_result;
3165 index2++;
3166 }
3167
3168 return p_result;
3169 }
3170
3171 void chapter_item_c::Append( const chapter_item_c & chapter )
3172 {
3173 // we are appending content for the same chapter UID
3174 size_t i;
3175 chapter_item_c *p_chapter;
3176
3177 for ( i=0; i<chapter.sub_chapters.size(); i++ )
3178 {
3179 p_chapter = FindChapter( chapter.sub_chapters[i]->i_uid );
3180 if ( p_chapter != NULL )
3181 {
3182 p_chapter->Append( *chapter.sub_chapters[i] );
3183 }
3184 else
3185 {
3186 sub_chapters.push_back( chapter.sub_chapters[i] );
3187 }
3188 }
3189
3190 i_user_start_time = min( i_user_start_time, chapter.i_user_start_time );
3191 i_user_end_time = max( i_user_end_time, chapter.i_user_end_time );
3192 }
3193
3194 chapter_item_c * chapter_item_c::FindChapter( int64_t i_find_uid )
3195 {
3196 size_t i;
3197 chapter_item_c *p_result = NULL;
3198
3199 if ( i_uid == i_find_uid )
3200 return this;
3201
3202 for ( i=0; i<sub_chapters.size(); i++)
3203 {
3204 p_result = sub_chapters[i]->FindChapter( i_find_uid );
3205 if ( p_result != NULL )
3206 break;
3207 }
3208 return p_result;
3209 }
3210
3211 std::string chapter_item_c::GetCodecName( bool f_for_title ) const
3212 {
3213 std::string result;
3214
3215 std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3216 while ( index != codecs.end() )
3217 {
3218 result = (*index)->GetCodecName( f_for_title );
3219 if ( result != "" )
3220 break;
3221 index++;
3222 }
3223
3224 return result;
3225 }
3226
3227 std::string dvd_chapter_codec_c::GetCodecName( bool f_for_title ) const
3228 {
3229 std::string result;
3230 if ( p_private_data->GetSize() >= 3)
3231 {
3232 const binary* p_data = p_private_data->GetBuffer();
3233 /* if ( p_data[0] == MATROSKA_DVD_LEVEL_TT )
3234 {
3235 uint16_t i_title = (p_data[1] << 8) + p_data[2];
3236 char psz_str[11];
3237 sprintf( psz_str, " %d ---", i_title );
3238 result = N_("--- DVD Title");
3239 result += psz_str;
3240 }
3241 else */ if ( p_data[0] == MATROSKA_DVD_LEVEL_LU )
3242 {
3243 char psz_str[11];
3244 sprintf( psz_str, " (%c%c) ---", p_data[1], p_data[2] );
3245 result = N_("--- DVD Menu");
3246 result += psz_str;
3247 }
3248 else if ( p_data[0] == MATROSKA_DVD_LEVEL_SS && f_for_title )
3249 {
3250 if ( p_data[1] == 0x00 )
3251 result = N_("First Played");
3252 else if ( p_data[1] == 0xC0 )
3253 result = N_("Video Manager");
3254 else if ( p_data[1] == 0x80 )
3255 {
3256 uint16_t i_title = (p_data[2] << 8) + p_data[3];
3257 char psz_str[20];
3258 sprintf( psz_str, " %d -----", i_title );
3259 result = N_("----- Title");
3260 result += psz_str;
3261 }
3262 }
3263 }
3264
3265 return result;
3266 }
3267
3268 int16 chapter_item_c::GetTitleNumber( ) const
3269 {
3270 int result = -1;
3271
3272 std::vector<chapter_codec_cmds_c*>::const_iterator index = codecs.begin();
3273 while ( index != codecs.end() )
3274 {
3275 result = (*index)->GetTitleNumber( );
3276 if ( result >= 0 )
3277 break;
3278 index++;
3279 }
3280
3281 return result;
3282 }
3283
3284 int16 dvd_chapter_codec_c::GetTitleNumber()
3285 {
3286 if ( p_private_data->GetSize() >= 3)
3287 {
3288 const binary* p_data = p_private_data->GetBuffer();
3289 if ( p_data[0] == MATROSKA_DVD_LEVEL_SS )
3290 {
3291 return int16( (p_data[2] << 8) + p_data[3] );
3292 }
3293 }
3294 return -1;
3295 }
3296
3297 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, chapter_item_c *psz_chapter )
3298 {
3299 demux_sys_t *p_sys = p_demux->p_sys;
3300 virtual_segment_c *p_vsegment = p_sys->p_current_segment;
3301 matroska_segment_c *p_segment = p_vsegment->Segment();
3302 mtime_t i_time_offset = 0;
3303
3304 int i_index;
3305
3306 msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
3307 if( i_date < 0 && f_percent < 0 )
3308 {
3309 msg_Warn( p_demux, "cannot seek nowhere !" );
3310 return;
3311 }
3312 if( f_percent > 1.0 )
3313 {
3314 msg_Warn( p_demux, "cannot seek so far !" );
3315 return;
3316 }
3317
3318 /* seek without index or without date */
3319 if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_segment->b_cues || i_date < 0 ))
3320 {
3321 if (p_sys->f_duration >= 0)
3322 {
3323 i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
3324 }
3325 else
3326 {
3327 int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
3328
3329 msg_Dbg( p_demux, "inacurate way of seeking" );
3330 for( i_index = 0; i_index < p_segment->i_index; i_index++ )
3331 {
3332 if( p_segment->p_indexes[i_index].i_position >= i_pos)
3333 {
3334 break;
3335 }
3336 }
3337 if( i_index == p_segment->i_index )
3338 {
3339 i_index--;
3340 }
3341
3342 i_date = p_segment->p_indexes[i_index].i_time;
3343
3344 #if 0
3345 if( p_segment->p_indexes[i_index].i_position < i_pos )
3346 {
3347 EbmlElement *el;
3348
3349 msg_Warn( p_demux, "searching for cluster, could take some time" );
3350
3351 /* search a cluster */
3352 while( ( el = p_sys->ep->Get() ) != NULL )
3353 {
3354 if( MKV_IS_ID( el, KaxCluster ) )
3355 {
3356 KaxCluster *cluster = (KaxCluster*)el;
3357
3358 /* add it to the index */
3359 p_segment->IndexAppendCluster( cluster );
3360
3361 if( (int64_t)cluster->GetElementPosition() >= i_pos )
3362 {
3363 p_sys->cluster = cluster;
3364 p_sys->ep->Down();
3365 break;
3366 }
3367 }
3368 }
3369 }
3370 #endif
3371 }
3372 }
3373
3374 p_vsegment->Seek( *p_demux, i_date, i_time_offset, psz_chapter );
3375 }
3376
3377 /*****************************************************************************
3378 * Demux: reads and demuxes data packets
3379 *****************************************************************************
3380 * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
3381 *****************************************************************************/
3382 static int Demux( demux_t *p_demux)
3383 {
3384 demux_sys_t *p_sys = p_demux->p_sys;
3385
3386 vlc_mutex_lock( &p_sys->lock_demuxer );
3387
3388 virtual_segment_c *p_vsegment = p_sys->p_current_segment;
3389 matroska_segment_c *p_segment = p_vsegment->Segment();
3390 if ( p_segment == NULL ) return 0;
3391 int i_block_count = 0;
3392 int i_return = 0;
3393
3394 for( ;; )
3395 {
3396 if ( p_sys->demuxer.b_die )
3397 break;
3398
3399 if( p_sys->i_pts >= p_sys->i_start_pts )
3400 if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3401 {
3402 i_return = 1;
3403 break;
3404 }
3405
3406 if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3407 {
3408 /* nothing left to read in this ordered edition */
3409 if ( !p_vsegment->SelectNext() )
3410 break;
3411 p_segment->UnSelect( );
3412
3413 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3414
3415 /* switch to the next segment */
3416 p_segment = p_vsegment->Segment();
3417 if ( !p_segment->Select( 0 ) )
3418 {
3419 msg_Err( p_demux, "Failed to select new segment" );
3420 break;
3421 }
3422 continue;
3423 }
3424
3425 KaxBlock *block;
3426 int64_t i_block_duration = 0;
3427 int64_t i_block_ref1;
3428 int64_t i_block_ref2;
3429
3430 #if LIBMATROSKA_VERSION >= 0x000800
3431 KaxSimpleBlock *simpleblock;
3432
3433 if( p_segment->BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3434 #else
3435 if( p_segment->BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
3436 #endif
3437 {
3438 if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered )
3439 {
3440 const chapter_item_c *p_chap = p_vsegment->CurrentChapter();
3441 // check if there are more chapters to read
3442 if ( p_chap != NULL )
3443 {
3444 /* TODO handle successive chapters with the same user_start_time/user_end_time
3445 if ( p_chap->i_user_start_time == p_chap->i_user_start_time )
3446 p_vsegment->SelectNext();
3447 */
3448 p_sys->i_pts = p_chap->i_user_end_time;
3449 p_sys->i_pts++; // trick to avoid staying on segments with no duration and no content
3450
3451 i_return = 1;
3452 }
3453
3454 break;
3455 }
3456 else
3457 {
3458 msg_Warn( p_demux, "cannot get block EOF?" );
3459 p_segment->UnSelect( );
3460
3461 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3462
3463 /* switch to the next segment */
3464 if ( !p_vsegment->SelectNext() )
3465 // no more segments in this stream
3466 break;
3467 p_segment = p_vsegment->Segment();
3468 if ( !p_segment->Select( 0 ) )
3469 {
3470 msg_Err( p_demux, "Failed to select new segment" );
3471 break;
3472 }
3473
3474 continue;
3475 }
3476 }
3477
3478 #if LIBMATROSKA_VERSION >= 0x000800
3479 if ( simpleblock != NULL )
3480 p_sys->i_pts = (p_sys->i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
3481 else
3482 #endif
3483 p_sys->i_pts = (p_sys->i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
3484
3485 if( p_sys->i_pts >= p_sys->i_start_pts )
3486 {
3487 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
3488
3489 if ( p_vsegment->UpdateCurrentToChapter( *p_demux ) )
3490 {
3491 i_return = 1;
3492 delete block;
3493 break;
3494 }
3495 }
3496
3497 if ( p_vsegment->Edition() && p_vsegment->Edition()->b_ordered && p_vsegment->CurrentChapter() == NULL )
3498 {
3499 /* nothing left to read in this ordered edition */
3500 if ( !p_vsegment->SelectNext() )
3501 {
3502 delete block;
3503 break;
3504 }
3505 p_segment->UnSelect( );
3506
3507 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
3508
3509 /* switch to the next segment */
3510 p_segment = p_vsegment->Segment();
3511 if ( !p_segment->Select( 0 ) )
3512 {
3513 msg_Err( p_demux, "Failed to select new segment" );
3514 delete block;
3515 break;
3516 }
3517 delete block;
3518 continue;
3519 }
3520
3521 #if LIBMATROSKA_VERSION >= 0x000800
3522 BlockDecode( p_demux, block, simpleblock, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3523 #else
3524 BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration, i_block_ref1 >= 0 || i_block_ref2 > 0 );
3525 #endif
3526
3527 delete block;
3528 i_block_count++;
3529
3530 // TODO optimize when there is need to leave or when seeking has been called
3531 if( i_block_count > 5 )
3532 {
3533 i_return = 1;
3534 break;
3535 }
3536 }
3537
3538 vlc_mutex_unlock( &p_sys->lock_demuxer );
3539
3540 return i_return;
3541 }
3542
3543
3544
3545 /*****************************************************************************
3546 * Stream managment
3547 *****************************************************************************/
3548 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_, vlc_bool_t b_owner_ )
3549 {
3550 s = s_;
3551 b_owner = b_owner_;
3552 mb_eof = VLC_FALSE;
3553 }
3554
3555 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
3556 {
3557 if( i_size <= 0 || mb_eof )
3558 {
3559 return 0;
3560 }
3561
3562 return stream_Read( s, p_buffer, i_size );
3563 }
3564 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
3565 {
3566 int64_t i_pos;
3567
3568 switch( mode )
3569 {
3570 case seek_beginning:
3571 i_pos = i_offset;
3572 break;
3573 case seek_end:
3574 i_pos = stream_Size( s ) - i_offset;
3575 break;
3576 default:
3577 i_pos= stream_Tell( s ) + i_offset;
3578 break;
3579 }
3580
3581 if( i_pos < 0 || i_pos >= stream_Size( s ) )
3582 {
3583 mb_eof = VLC_TRUE;
3584 return;
3585 }
3586
3587 mb_eof = VLC_FALSE;
3588 if( stream_Seek( s, i_pos ) )
3589 {
3590 mb_eof = VLC_TRUE;
3591 }
3592 return;
3593 }
3594 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
3595 {
3596 return 0;
3597 }
3598 uint64 vlc_stream_io_callback::getFilePointer( void )
3599 {
3600 if ( s == NULL )
3601 return 0;
3602 return stream_Tell( s );
3603 }
3604 void vlc_stream_io_callback::close( void )
3605 {
3606 return;
3607 }
3608
3609
3610 /*****************************************************************************
3611 * Ebml Stream parser
3612 *****************************************************************************/
3613 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start, demux_t *p_demux )
3614 {
3615 int i;
3616
3617 m_es = es;
3618 m_got = NULL;
3619 m_el[0] = el_start;
3620 mi_remain_size[0] = el_start->GetSize();
3621
3622 for( i = 1; i < 6; i++ )
3623 {
3624 m_el[i] = NULL;
3625 }
3626 mi_level = 1;
3627 mi_user_level = 1;
3628 mb_keep = VLC_FALSE;
3629 mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3630 }
3631
3632 EbmlParser::~EbmlParser( void )
3633 {
3634 int i;
3635
3636 for( i = 1; i < mi_level; i++ )
3637 {
3638 if( !mb_keep )
3639 {
3640 delete m_el[i];
3641 }
3642 mb_keep = VLC_FALSE;
3643 }
3644 }
3645
3646 EbmlElement* EbmlParser::UnGet( uint64 i_block_pos, uint64 i_cluster_pos )
3647 {
3648 if ( mi_user_level > mi_level )
3649 {
3650 while ( mi_user_level != mi_level )
3651 {
3652 delete m_el[mi_user_level];
3653 m_el[mi_user_level] = NULL;
3654 mi_user_level--;
3655 }
3656 }
3657 m_got = NULL;
3658 mb_keep = VLC_FALSE;
3659 if ( m_el[1]->GetElementPosition() == i_cluster_pos )
3660 {
3661 m_es->I_O().setFilePointer( i_block_pos, seek_beginning );
3662 return (EbmlMaster*) m_el[1];
3663 }
3664 else
3665 {
3666 // seek to the previous Cluster
3667 m_es->I_O().setFilePointer( i_cluster_pos, seek_beginning );
3668 mi_level--;
3669 mi_user_level--;
3670 delete m_el[mi_level];
3671 m_el[mi_level] = NULL;
3672 return NULL;
3673 }
3674 }
3675
3676 void EbmlParser::Up( void )
3677 {
3678 if( mi_user_level == mi_level )
3679 {
3680 fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
3681 }
3682
3683 mi_user_level--;
3684 }
3685
3686 void EbmlParser::Down( void )
3687 {
3688 mi_user_level++;
3689 mi_level++;
3690 }
3691
3692 void EbmlParser::Keep( void )
3693 {
3694 mb_keep = VLC_TRUE;
3695 }
3696
3697 int EbmlParser::GetLevel( void )
3698 {
3699 return mi_user_level;
3700 }
3701
3702 void EbmlParser::Reset( demux_t *p_demux )
3703 {
3704 while ( mi_level > 0)
3705 {
3706 delete m_el[mi_level];
3707 m_el[mi_level] = NULL;
3708 mi_level--;
3709 }
3710 mi_user_level = mi_level = 1;
3711 #if LIBEBML_VERSION >= 0x000704
3712 // a little faster and cleaner
3713 m_es->I_O().setFilePointer( static_cast<KaxSegment*>(m_el[0])->GetGlobalPosition(0) );
3714 #else
3715 m_es->I_O().setFilePointer( m_el[0]->GetElementPosition() + m_el[0]->ElementSize(true) - m_el[0]->GetSize() );
3716 #endif
3717 mb_dummy = config_GetInt( p_demux, "mkv-use-dummy" );
3718 }
3719
3720 EbmlElement *EbmlParser::Get( void )
3721 {
3722 int i_ulev = 0;
3723
3724 if( mi_user_level != mi_level )
3725 {
3726 return NULL;
3727 }
3728 if( m_got )
3729 {
3730 EbmlElement *ret = m_got;
3731 m_got = NULL;
3732
3733 return ret;
3734 }
3735
3736 if( m_el[mi_level] )
3737 {
3738 m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
3739 if( !mb_keep )
3740 {
3741 delete m_el[mi_level];
3742 }
3743 mb_keep = VLC_FALSE;
3744 }
3745
3746 m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, mb_dummy != 0, 1 );
3747 // mi_remain_size[mi_level] = m_el[mi_level]->GetSize();
3748 if( i_ulev > 0 )
3749 {
3750 while( i_ulev > 0 )
3751 {
3752 if( mi_level == 1 )
3753 {
3754 mi_level = 0;
3755 return NULL;
3756 }
3757
3758 delete m_el[mi_level - 1];
3759 m_got = m_el[mi_level -1] = m_el[mi_level];
3760 m_el[mi_level] = NULL;
3761
3762 mi_level--;
3763 i_ulev--;
3764 }
3765 return NULL;
3766 }
3767 else if( m_el[mi_level] == NULL )
3768 {
3769 fprintf( stderr," m_el[mi_level] == NULL\n" );
3770 }
3771
3772 return m_el[mi_level];
3773 }
3774
3775
3776 /*****************************************************************************
3777 * Tools
3778 * * LoadCues : load the cues element and update index
3779 *
3780 * * LoadTags : load ... the tags element
3781 *
3782 * * InformationCreate : create all information, load tags if present
3783 *
3784 *****************************************************************************/
3785 void matroska_segment_c::LoadCues( )
3786 {
3787 int64_t i_sav_position = es.I_O().getFilePointer();
3788 EbmlParser *ep;
3789 EbmlElement *el, *cues;
3790
3791 /* *** Load the cue if found *** */
3792 if( i_cues_position < 0 )
3793 {
3794 msg_Warn( &sys.demuxer, "no cues/empty cues found->seek won't be precise" );
3795
3796 // IndexAppendCluster( cluster );
3797 }
3798
3799 vlc_bool_t b_seekable;
3800
3801 stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
3802 if( !b_seekable )
3803 return;
3804
3805 msg_Dbg( &sys.demuxer, "loading cues" );
3806 es.I_O().setFilePointer( i_cues_position, seek_beginning );
3807 cues = es.FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
3808
3809 if( cues == NULL )
3810 {
3811 msg_Err( &sys.demuxer, "cannot load cues (broken seekhead or file)" );
3812 es.I_O().setFilePointer( i_sav_position, seek_beginning );
3813 return;
3814 }
3815
3816 ep = new EbmlParser( &es, cues, &sys.demuxer );
3817 while( ( el = ep->Get() ) != NULL )
3818 {
3819 if( MKV_IS_ID( el, KaxCuePoint ) )
3820 {
3821 #define idx p_indexes[i_index]
3822
3823 idx.i_track = -1;
3824 idx.i_block_number= -1;
3825 idx.i_position = -1;
3826 idx.i_time = 0;
3827 idx.b_key = VLC_TRUE;
3828
3829 ep->Down();
3830 while( ( el = ep->Get() ) != NULL )
3831 {
3832 if( MKV_IS_ID( el, KaxCueTime ) )
3833 {
3834 KaxCueTime &ctime = *(KaxCueTime*)el;
3835
3836 ctime.ReadData( es.I_O() );
3837
3838 idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
3839 }
3840 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
3841 {
3842 ep->Down();
3843 while( ( el = ep->Get() ) != NULL )
3844 {
3845 if( MKV_IS_ID( el, KaxCueTrack ) )
3846 {
3847 KaxCueTrack &ctrack = *(KaxCueTrack*)el;
3848
3849 ctrack.ReadData( es.I_O() );
3850 idx.i_track = uint16( ctrack );
3851 }
3852 else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
3853 {
3854 KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
3855
3856 ccpos.ReadData( es.I_O() );
3857 idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
3858 }
3859 else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
3860 {
3861 KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
3862
3863 cbnum.ReadData( es.I_O() );
3864 idx.i_block_number = uint32( cbnum );
3865 }
3866 else
3867 {
3868 msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3869 }
3870 }
3871 ep->Up();
3872 }
3873 else
3874 {
3875 msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3876 }
3877 }
3878 ep->Up();
3879
3880 #if 0
3881 msg_Dbg( &sys.demuxer, " * added time="I64Fd" pos="I64Fd
3882 " track=%d bnum=%d", idx.i_time, idx.i_position,
3883 idx.i_track, idx.i_block_number );
3884 #endif
3885
3886 i_index++;
3887 if( i_index >= i_index_max )
3888 {
3889 i_index_max += 1024;
3890 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
3891 }
3892 #undef idx
3893 }
3894 else
3895 {
3896 msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
3897 }
3898 }
3899 delete ep;
3900 delete cues;
3901
3902 b_cues = VLC_TRUE;
3903
3904 msg_Dbg( &sys.demuxer, "loading cues done." );
3905 es.I_O().setFilePointer( i_sav_position, seek_beginning );
3906 }
3907
3908 void matroska_segment_c::LoadTags( )
3909 {
3910 int64_t i_sav_position = es.I_O().getFilePointer();
3911 EbmlParser *ep;
3912 EbmlElement *el, *tags;
3913
3914 msg_Dbg( &sys.demuxer, "loading tags" );
3915 es.I_O().setFilePointer( i_tags_position, seek_beginning );
3916 tags = es.FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
3917
3918 if( tags == NULL )
3919 {
3920 msg_Err( &sys.demuxer, "cannot load tags (broken seekhead or file)" );
3921 es.I_O().setFilePointer( i_sav_position, seek_beginning );
3922 return;
3923 }
3924
3925 msg_Dbg( &sys.demuxer, "Tags" );
3926 ep = new EbmlParser( &es, tags, &sys.demuxer );
3927 while( ( el = ep->Get() ) != NULL )
3928 {
3929 if( MKV_IS_ID( el, KaxTag ) )
3930 {
3931 msg_Dbg( &sys.demuxer, "+ Tag" );
3932 ep->Down();
3933 while( ( el = ep->Get() ) != NULL )
3934 {
3935 if( MKV_IS_ID( el, KaxTagTargets ) )
3936 {
3937 msg_Dbg( &sys.demuxer, "| + Targets" );
3938 ep->Down();
3939 while( ( el = ep->Get() ) != NULL )
3940 {
3941 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
3942 }
3943 ep->Up();
3944 }
3945 else if( MKV_IS_ID( el, KaxTagGeneral ) )
3946 {
3947 msg_Dbg( &sys.demuxer, "| + General" );
3948 ep->Down();
3949 while( ( el = ep->Get() ) != NULL )
3950 {
3951 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
3952 }
3953 ep->Up();
3954 }
3955 else if( MKV_IS_ID( el, KaxTagGenres ) )
3956 {
3957 msg_Dbg( &sys.demuxer, "| + Genres" );
3958 ep->Down();
3959 while( ( el = ep->Get() ) != NULL )
3960 {
3961 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
3962 }
3963 ep->Up();
3964 }
3965 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
3966 {
3967 msg_Dbg( &sys.demuxer, "| + Audio Specific" );
3968 ep->Down();
3969 while( ( el = ep->Get() ) != NULL )
3970 {
3971 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
3972 }
3973 ep->Up();
3974 }
3975 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
3976 {
3977 msg_Dbg( &sys.demuxer, "| + Images Specific" );
3978 ep->Down();
3979 while( ( el = ep->Get() ) != NULL )
3980 {
3981 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
3982 }
3983 ep->Up();
3984 }
3985 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
3986 {
3987 msg_Dbg( &sys.demuxer, "| + Multi Comment" );
3988 }
3989 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
3990 {
3991 msg_Dbg( &sys.demuxer, "| + Multi Commercial" );
3992 }
3993 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
3994 {
3995 msg_Dbg( &sys.demuxer, "| + Multi Date" );
3996 }
3997 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
3998 {
3999 msg_Dbg( &sys.demuxer, "| + Multi Entity" );
4000 }
4001 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
4002 {
4003 msg_Dbg( &sys.demuxer, "| + Multi Identifier" );
4004 }
4005 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
4006 {
4007 msg_Dbg( &sys.demuxer, "| + Multi Legal" );
4008 }
4009 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
4010 {
4011 msg_Dbg( &sys.demuxer, "| + Multi Title" );
4012 }
4013 else
4014 {
4015 msg_Dbg( &sys.demuxer, "| + Unknown (%s)", typeid( *el ).name() );
4016 }
4017 }
4018 ep->Up();
4019 }
4020 else
4021 {
4022 msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
4023 }
4024 }
4025 delete ep;
4026 delete tags;
4027
4028 msg_Dbg( &sys.demuxer, "loading tags done." );
4029 es.I_O().setFilePointer( i_sav_position, seek_beginning );
4030 }
4031
4032 /*****************************************************************************
4033 * ParseSeekHead:
4034 *****************************************************************************/
4035 void matroska_segment_c::ParseSeekHead( KaxSeekHead *seekhead )
4036 {
4037 EbmlElement *el;
4038 size_t i, j;
4039 int i_upper_level = 0;
4040
4041 msg_Dbg( &sys.demuxer, "| + Seek head" );
4042
4043 /* Master elements */
4044 seekhead->Read( es, seekhead->Generic().Context, i_upper_level, el, true );
4045
4046 for( i = 0; i < seekhead->ListSize(); i++ )
4047 {
4048 EbmlElement *l = (*seekhead)[i];
4049
4050 if( MKV_IS_ID( l, KaxSeek ) )
4051 {
4052 EbmlMaster *sk = static_cast<EbmlMaster *>(l);
4053 EbmlId id = EbmlVoid::ClassInfos.GlobalId;
4054 int64_t i_pos = -1;
4055
4056 for( j = 0; j < sk->ListSize(); j++ )
4057 {
4058 EbmlElement *l = (*sk)[j];
4059
4060 if( MKV_IS_ID( l, KaxSeekID ) )
4061 {
4062 KaxSeekID &sid = *(KaxSeekID*)l;
4063 id = EbmlId( sid.GetBuffer(), sid.GetSize() );
4064 }
4065 else if( MKV_IS_ID( l, KaxSeekPosition ) )
4066 {
4067 KaxSeekPosition &spos = *(KaxSeekPosition*)l;
4068 i_pos = uint64( spos );
4069 }
4070 else
4071 {
4072 msg_Dbg( &sys.demuxer, "| | | + Unknown (%s)", typeid(*l).name() );
4073 }
4074 }
4075
4076 if( i_pos >= 0 )
4077 {
4078 if( id == KaxCues::ClassInfos.GlobalId )
4079 {
4080 msg_Dbg( &sys.demuxer, "| | | = cues at "I64Fd, i_pos );
4081 i_cues_position = segment->GetGlobalPosition( i_pos );
4082 }
4083 else if( id == KaxChapters::ClassInfos.GlobalId )
4084 {
4085 msg_Dbg( &sys.demuxer, "| | | = chapters at "I64Fd, i_pos );
4086 i_chapters_position = segment->GetGlobalPosition( i_pos );
4087 }
4088 else if( id == KaxTags::ClassInfos.GlobalId )
4089 {
4090 msg_Dbg( &sys.demuxer, "| | | = tags at "I64Fd, i_pos );
4091 i_tags_position = segment->GetGlobalPosition( i_pos );
4092 }
4093 }
4094 }
4095 else
4096 {
4097 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid(*l).name() );
4098 }
4099 }
4100 }
4101
4102 /*****************************************************************************
4103 * ParseTrackEntry:
4104 *****************************************************************************/
4105 void matroska_segment_c::ParseTrackEntry( KaxTrackEntry *m )
4106 {
4107 size_t i, j, k, n;
4108 bool bSupported = true;
4109
4110 mkv_track_t *tk;
4111
4112 msg_Dbg( &sys.demuxer, "| | + Track Entry" );
4113
4114 tk = new mkv_track_t();
4115
4116 /* Init the track */
4117 memset( tk, 0, sizeof( mkv_track_t ) );
4118
4119 es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
4120 tk->fmt.psz_language = strdup("English");
4121 tk->fmt.psz_description = NULL;
4122
4123 tk->b_default = VLC_TRUE;
4124 tk->b_enabled = VLC_TRUE;
4125 tk->b_silent = VLC_FALSE;
4126 tk->i_number = tracks.size() - 1;
4127 tk->i_extra_data = 0;
4128 tk->p_extra_data = NULL;
4129 tk->psz_codec = NULL;
4130 tk->i_default_duration = 0;
4131 tk->f_timecodescale = 1.0;
4132
4133 tk->b_inited = VLC_FALSE;
4134 tk->i_data_init = 0;
4135 tk->p_data_init = NULL;
4136
4137 tk->psz_codec_name = NULL;
4138 tk->psz_codec_settings = NULL;
4139 tk->psz_codec_info_url = NULL;
4140 tk->psz_codec_download_url = NULL;
4141
4142 tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
4143 tk->p_compression_data = NULL;
4144
4145 for( i = 0; i < m->ListSize(); i++ )
4146 {
4147 EbmlElement *l = (*m)[i];
4148
4149 if( MKV_IS_ID( l, KaxTrackNumber ) )
4150 {
4151 KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
4152
4153 tk->i_number = uint32( tnum );
4154 msg_Dbg( &sys.demuxer, "| | | + Track Number=%u", uint32( tnum ) );
4155 }
4156 else if( MKV_IS_ID( l, KaxTrackUID ) )
4157 {
4158 KaxTrackUID &tuid = *(KaxTrackUID*)l;
4159
4160 msg_Dbg( &sys.demuxer, "| | | + Track UID=%u", uint32( tuid ) );
4161 }
4162 else if( MKV_IS_ID( l, KaxTrackType ) )
4163 {
4164 const char *psz_type;
4165 KaxTrackType &ttype = *(KaxTrackType*)l;
4166
4167 switch( uint8(ttype) )
4168 {
4169 case track_audio:
4170 psz_type = "audio";
4171 tk->fmt.i_cat = AUDIO_ES;
4172 break;
4173 case track_video:
4174 psz_type = "video";
4175 tk->fmt.i_cat = VIDEO_ES;
4176 break;
4177 case track_subtitle:
4178 psz_type = "subtitle";
4179 tk->fmt.i_cat = SPU_ES;
4180 break;
4181 case track_buttons:
4182 psz_type = "buttons";
4183 tk->fmt.i_cat = SPU_ES;
4184 break;
4185 default:
4186 psz_type = "unknown";
4187 tk->fmt.i_cat = UNKNOWN_ES;
4188 break;
4189 }
4190
4191 msg_Dbg( &sys.demuxer, "| | | + Track Type=%s", psz_type );
4192 }
4193 // else if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
4194 // {
4195 // KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
4196
4197 // tk->b_enabled = uint32( fenb );
4198 // msg_Dbg( &sys.demuxer, "| | | + Track Enabled=%u",
4199 // uint32( fenb ) );
4200 // }
4201 else if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
4202 {
4203 KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
4204
4205 tk->b_default = uint32( fdef );
4206 msg_Dbg( &sys.demuxer, "| | | + Track Default=%u", uint32( fdef ) );
4207 }
4208 else if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
4209 {
4210 KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
4211
4212 msg_Dbg( &sys.demuxer, "| | | + Track Lacing=%d", uint32( lac ) );
4213 }
4214 else if( MKV_IS_ID( l, KaxTrackMinCache ) )
4215 {
4216 KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
4217
4218 msg_Dbg( &sys.demuxer, "| | | + Track MinCache=%d", uint32( cmin ) );
4219 }
4220 else if( MKV_IS_ID( l, KaxTrackMaxCache ) )
4221 {
4222 KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
4223
4224 msg_Dbg( &sys.demuxer, "| | | + Track MaxCache=%d", uint32( cmax ) );
4225 }
4226 else if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
4227 {
4228 KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
4229
4230 tk->i_default_duration = uint64(defd);
4231 msg_Dbg( &sys.demuxer, "| | | + Track Default Duration="I64Fd, uint64(defd) );
4232 }
4233 else if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
4234 {
4235 KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
4236
4237 tk->f_timecodescale = float( ttcs );
4238 msg_Dbg( &sys.demuxer, "| | | + Track TimeCodeScale=%f", tk->f_timecodescale );
4239 }
4240 else if( MKV_IS_ID( l, KaxTrackName ) )
4241 {
4242 KaxTrackName &tname = *(KaxTrackName*)l;
4243
4244 tk->fmt.psz_description = ToUTF8( UTFstring( tname ) );
4245 msg_Dbg( &sys.demuxer, "| | | + Track Name=%s", tk->fmt.psz_description );
4246 }
4247 else if( MKV_IS_ID( l, KaxTrackLanguage ) )
4248 {
4249 KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
4250
4251 if ( tk->fmt.psz_language != NULL )
4252 free( tk->fmt.psz_language );
4253 tk->fmt.psz_language = strdup( string( lang ).c_str() );
4254 msg_Dbg( &sys.demuxer,
4255 "| | | + Track Language=`%s'", tk->fmt.psz_language );
4256 }
4257 else if( MKV_IS_ID( l, KaxCodecID ) )
4258 {
4259 KaxCodecID &codecid = *(KaxCodecID*)l;
4260
4261 tk->psz_codec = strdup( string( codecid ).c_str() );
4262 msg_Dbg( &sys.demuxer, "| | | + Track CodecId=%s", string( codecid ).c_str() );
4263 }
4264 else if( MKV_IS_ID( l, KaxCodecPrivate ) )
4265 {
4266 KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
4267
4268 tk->i_extra_data = cpriv.GetSize();
4269 if( tk->i_extra_data > 0 )
4270 {
4271 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
4272 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
4273 }
4274 msg_Dbg( &sys.demuxer, "| | | + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
4275 }
4276 else if( MKV_IS_ID( l, KaxCodecName ) )
4277 {
4278 KaxCodecName &cname = *(KaxCodecName*)l;
4279
4280 tk->psz_codec_name = ToUTF8( UTFstring( cname ) );
4281 msg_Dbg( &sys.demuxer, "| | | + Track Codec Name=%s", tk->psz_codec_name );
4282 }
4283 else if( MKV_IS_ID( l, KaxContentEncodings ) )
4284 {
4285 EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
4286 MkvTree( sys.demuxer, 3, "Content Encodings" );
4287 if ( cencs->ListSize() > 1 )
4288 {
4289 msg_Err( &sys.demuxer, "Multiple Compression method not supported" );
4290 bSupported = false;
4291 }
4292 for( j = 0; j < cencs->ListSize(); j++ )
4293 {
4294 EbmlElement *l2 = (*cencs)[j];
4295 if( MKV_IS_ID( l2, KaxContentEncoding ) )
4296 {
4297 MkvTree( sys.demuxer, 4, "Content Encoding" );
4298 EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
4299 for( k = 0; k < cenc->ListSize(); k++ )
4300 {
4301 EbmlElement *l3 = (*cenc)[k];
4302 if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
4303 {
4304 KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
4305 MkvTree( sys.demuxer, 5, "Order: %i", uint32( encord ) );
4306 }
4307 else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
4308 {
4309 KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
4310 MkvTree( sys.demuxer, 5, "Scope: %i", uint32( encscope ) );
4311 }
4312 else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
4313 {
4314 KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
4315 MkvTree( sys.demuxer, 5, "Type: %i", uint32( enctype ) );
4316 }
4317 else if( MKV_IS_ID( l3, KaxContentCompression ) )
4318 {
4319 EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
4320 MkvTree( sys.demuxer, 5, "Content Compression" );
4321 for( n = 0; n < compr->ListSize(); n++ )
4322 {
4323 EbmlElement *l4 = (*compr)[n];
4324 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
4325 {
4326 KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
4327 MkvTree( sys.demuxer, 6, "Compression Algorithm: %i", uint32(compalg) );
4328 tk->i_compression_type = uint32( compalg );
4329 if ( ( tk->i_compression_type != MATROSKA_COMPRESSION_ZLIB ) &&
4330 ( tk->i_compression_type != MATROSKA_COMPRESSION_HEADER ) )
4331 {
4332 msg_Err( &sys.demuxer, "Track Compression method %d not supported", tk->i_compression_type );
4333 bSupported = false;
4334 }
4335 }
4336 else if( MKV_IS_ID( l4, KaxContentCompSettings ) )
4337 {
4338 tk->p_compression_data = new KaxContentCompSettings( *(KaxContentCompSettings*)l4 );
4339 }
4340 else
4341 {
4342 MkvTree( sys.demuxer, 6, "Unknown (%s)", typeid(*l4).name() );
4343 }
4344 }
4345 }
4346 else
4347 {
4348 MkvTree( sys.demuxer, 5, "Unknown (%s)", typeid(*l3).name() );
4349 }
4350 }
4351 }
4352 else
4353 {
4354 MkvTree( sys.demuxer, 4, "Unknown (%s)", typeid(*l2).name() );
4355 }
4356 }
4357 }
4358 // else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
4359 // {
4360 // KaxCodecSettings &cset = *(KaxCodecSettings*)l;
4361
4362 // tk->psz_codec_settings = ToUTF8( UTFstring( cset ) );
4363 // msg_Dbg( &sys.demuxer, "| | | + Track Codec Settings=%s", tk->psz_codec_settings );
4364 // }
4365 // else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
4366 // {
4367 // KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
4368
4369 // tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
4370 // msg_Dbg( &sys.demuxer, "| | | + Track Codec Info URL=%s", tk->psz_codec_info_url );
4371 // }
4372 // else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
4373 // {
4374 // KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
4375
4376 // tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
4377 // msg_Dbg( &sys.demuxer, "| | | + Track Codec Info URL=%s", tk->psz_codec_download_url );
4378 // }
4379 // else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
4380 // {
4381 // KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
4382
4383 // msg_Dbg( &sys.demuxer, "| | | + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
4384 // }
4385 // else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
4386 // {
4387 // KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
4388
4389 // msg_Dbg( &sys.demuxer, "| | | + Track Overlay=%u <== UNUSED", uint32( tovr ) );
4390 // }
4391 else if( MKV_IS_ID( l, KaxTrackVideo ) )
4392 {
4393 EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
4394 unsigned int j;
4395 unsigned int i_crop_right = 0, i_crop_left = 0, i_crop_top = 0, i_crop_bottom = 0;
4396 unsigned int i_display_unit = 0, i_display_width = 0, i_display_height = 0;
4397
4398 msg_Dbg( &sys.demuxer, "| | | + Track Video" );
4399 tk->f_fps = 0.0;
4400
4401 tk->fmt.video.i_frame_rate_base = (unsigned int)(tk->i_default_duration / 1000);
4402 tk->fmt.video.i_frame_rate = 1000000;
4403
4404 for( j = 0; j < tkv->ListSize(); j++ )
4405 {
4406 EbmlElement *l = (*tkv)[j];
4407 // if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
4408 // {
4409 // KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
4410
4411 // msg_Dbg( &sys.demuxer, "| | | | + Track Video Interlaced=%u", uint8( fint ) );
4412 // }
4413 // else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
4414 // {
4415 // KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
4416
4417 // msg_Dbg( &sys.demuxer, "| | | | + Track Video Stereo Mode=%u", uint8( stereo ) );
4418 // }
4419 // else
4420 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
4421 {
4422 KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
4423
4424 tk->fmt.video.i_width += uint16( vwidth );
4425 msg_Dbg( &sys.demuxer, "| | | | + width=%d", uint16( vwidth ) );
4426 }
4427 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
4428 {
4429 KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
4430
4431 tk->fmt.video.i_height += uint16( vheight );
4432 msg_Dbg( &sys.demuxer, "| | | | + height=%d", uint16( vheight ) );
4433 }
4434 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
4435 {
4436 KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
4437
4438 i_display_width = uint16( vwidth );
4439 msg_Dbg( &sys.demuxer, "| | | | + display width=%d", uint16( vwidth ) );
4440 }
4441 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
4442 {
4443 KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
4444
4445 i_display_height = uint16( vheight );
4446 msg_Dbg( &sys.demuxer, "| | | | + display height=%d", uint16( vheight ) );
4447 }
4448 else if( MKV_IS_ID( l, KaxVideoPixelCropBottom ) )
4449 {
4450 KaxVideoPixelCropBottom &cropval = *(KaxVideoPixelCropBottom*)l;
4451
4452 i_crop_bottom = uint16( cropval );
4453 msg_Dbg( &sys.demuxer, "| | | | + crop pixel bottom=%d", uint16( cropval ) );
4454 }
4455 else if( MKV_IS_ID( l, KaxVideoPixelCropTop ) )
4456 {
4457 KaxVideoPixelCropTop &cropval = *(KaxVideoPixelCropTop*)l;
4458
4459 i_crop_top = uint16( cropval );
4460 msg_Dbg( &sys.demuxer, "| | | | + crop pixel top=%d", uint16( cropval ) );
4461 }
4462 else if( MKV_IS_ID( l, KaxVideoPixelCropRight ) )
4463 {
4464 KaxVideoPixelCropRight &cropval = *(KaxVideoPixelCropRight*)l;
4465
4466 i_crop_right = uint16( cropval );
4467 msg_Dbg( &sys.demuxer, "| | | | + crop pixel right=%d", uint16( cropval ) );
4468 }
4469 else if( MKV_IS_ID( l, KaxVideoPixelCropLeft ) )
4470 {
4471 KaxVideoPixelCropLeft &cropval = *(KaxVideoPixelCropLeft*)l;
4472
4473 i_crop_left = uint16( cropval );
4474 msg_Dbg( &sys.demuxer, "| | | | + crop pixel left=%d", uint16( cropval ) );
4475 }
4476 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
4477 {
4478 KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
4479
4480 tk->f_fps = float( vfps );
4481 msg_Dbg( &sys.demuxer, " | | | + fps=%f", float( vfps ) );
4482 }
4483 else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
4484 {
4485 KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
4486
4487 i_display_unit = uint8( vdmode );
4488 msg_Dbg( &sys.demuxer, "| | | | + Track Video Display Unit=%s",
4489 uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
4490 }
4491 // else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
4492 // {
4493 // KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
4494
4495 // msg_Dbg( &sys.demuxer, " | | | + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
4496 // }
4497 // else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
4498 // {
4499 // KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
4500
4501 // msg_Dbg( &sys.demuxer, " | | | + gamma=%f", float( gamma ) );
4502 // }
4503 else
4504 {
4505 msg_Dbg( &sys.demuxer, "| | | | + Unknown (%s)", typeid(*l).name() );
4506 }
4507 }
4508 if( i_display_height && i_display_width )
4509 tk->fmt.video.i_aspect = VOUT_ASPECT_FACTOR * i_display_width / i_display_height;
4510 if( i_crop_left || i_crop_right || i_crop_top || i_crop_bottom )
4511 {
4512 tk->fmt.video.i_visible_width = tk->fmt.video.i_width;
4513 tk->fmt.video.i_visible_height = tk->fmt.video.i_height;
4514 tk->fmt.video.i_x_offset = i_crop_left;
4515 tk->fmt.video.i_y_offset = i_crop_top;
4516 tk->fmt.video.i_visible_width -= i_crop_left + i_crop_right;
4517 tk->fmt.video.i_visible_height -= i_crop_top + i_crop_bottom;
4518 }
4519 /* FIXME: i_display_* allows you to not only set DAR, but also a zoom factor.
4520 we do not support this atm */
4521 }
4522 else if( MKV_IS_ID( l, KaxTrackAudio ) )
4523 {
4524 EbmlMaster *tka = static_cast<EbmlMaster*>(l);
4525 unsigned int j;
4526
4527 msg_Dbg( &sys.demuxer, "| | | + Track Audio" );
4528
4529 for( j = 0; j < tka->ListSize(); j++ )
4530 {
4531 EbmlElement *l = (*tka)[j];
4532
4533 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
4534 {
4535 KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
4536
4537 tk->i_original_rate = tk->fmt.audio.i_rate = (int)float( afreq );
4538 msg_Dbg( &sys.demuxer, "| | | | + afreq=%d", tk->fmt.audio.i_rate );
4539 }
4540 else if( MKV_IS_ID( l, KaxAudioOutputSamplingFreq ) )
4541 {
4542 KaxAudioOutputSamplingFreq &afreq = *(KaxAudioOutputSamplingFreq*)l;
4543
4544 tk->fmt.audio.i_rate = (int)float( afreq );
4545 msg_Dbg( &sys.demuxer, "| | | | + aoutfreq=%d", tk->fmt.audio.i_rate );
4546 }
4547 else if( MKV_IS_ID( l, KaxAudioChannels ) )
4548 {
4549 KaxAudioChannels &achan = *(KaxAudioChannels*)l;
4550
4551 tk->fmt.audio.i_channels = uint8( achan );
4552 msg_Dbg( &sys.demuxer, "| | | | + achan=%u", uint8( achan ) );
4553 }
4554 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
4555 {
4556 KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
4557
4558 tk->fmt.audio.i_bitspersample = uint8( abits );
4559 msg_Dbg( &sys.demuxer, "| | | | + abits=%u", uint8( abits ) );
4560 }
4561 else
4562 {
4563 msg_Dbg( &sys.demuxer, "| | | | + Unknown (%s)", typeid(*l).name() );
4564 }
4565 }
4566 }
4567 else
4568 {
4569 msg_Dbg( &sys.demuxer, "| | | + Unknown (%s)",
4570 typeid(*l).name() );
4571 }
4572 }
4573
4574 if ( bSupported )
4575 {
4576 tracks.push_back( tk );
4577 }
4578 else
4579 {
4580 msg_Err( &sys.demuxer, "Track Entry %d not supported", tk->i_number );
4581 delete tk;
4582 }
4583 }
4584
4585 /*****************************************************************************
4586 * ParseTracks:
4587 *****************************************************************************/
4588 void matroska_segment_c::ParseTracks( KaxTracks *tracks )
4589 {
4590 EbmlElement *el;
4591 unsigned int i;
4592 int i_upper_level = 0;
4593
4594 msg_Dbg( &sys.demuxer, "| + Tracks" );
4595
4596 /* Master elements */
4597 tracks->Read( es, tracks->Generic().Context, i_upper_level, el, true );
4598
4599 for( i = 0; i < tracks->ListSize(); i++ )
4600 {
4601 EbmlElement *l = (*tracks)[i];
4602
4603 if( MKV_IS_ID( l, KaxTrackEntry ) )
4604 {
4605 ParseTrackEntry( static_cast<KaxTrackEntry *>(l) );
4606 }
4607 else
4608 {
4609 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid(*l).name() );
4610 }
4611 }
4612 }
4613
4614 /*****************************************************************************
4615 * ParseInfo:
4616 *****************************************************************************/
4617 void matroska_segment_c::ParseInfo( KaxInfo *info )
4618 {
4619 EbmlElement *el;
4620 EbmlMaster *m;
4621 size_t i, j;
4622 int i_upper_level = 0;
4623
4624 msg_Dbg( &sys.demuxer, "| + Information" );
4625
4626 /* Master elements */
4627 m = static_cast<EbmlMaster *>(info);
4628 m->Read( es, info->Generic().Context, i_upper_level, el, true );
4629
4630 for( i = 0; i < m->ListSize(); i++ )
4631 {
4632 EbmlElement *l = (*m)[i];
4633
4634 if( MKV_IS_ID( l, KaxSegmentUID ) )
4635 {
4636 if ( p_segment_uid == NULL )
4637 p_segment_uid = new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l));
4638
4639 msg_Dbg( &sys.demuxer, "| | + UID=%d", *(uint32*)p_segment_uid->GetBuffer() );
4640 }
4641 else if( MKV_IS_ID( l, KaxPrevUID ) )
4642 {
4643 if ( p_prev_segment_uid == NULL )
4644 p_prev_segment_uid = new KaxPrevUID(*static_cast<KaxPrevUID*>(l));
4645
4646 msg_Dbg( &sys.demuxer, "| | + PrevUID=%d", *(uint32*)p_prev_segment_uid->GetBuffer() );
4647 }
4648 else if( MKV_IS_ID( l, KaxNextUID ) )
4649 {
4650 if ( p_next_segment_uid == NULL )
4651 p_next_segment_uid = new KaxNextUID(*static_cast<KaxNextUID*>(l));
4652
4653 msg_Dbg( &sys.demuxer, "| | + NextUID=%d", *(uint32*)p_next_segment_uid->GetBuffer() );
4654 }
4655 else if( MKV_IS_ID( l, KaxTimecodeScale ) )
4656 {
4657 KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
4658
4659 i_timescale = uint64(tcs);
4660
4661 msg_Dbg( &sys.demuxer, "| | + TimecodeScale="I64Fd,
4662 i_timescale );
4663 }
4664 else if( MKV_IS_ID( l, KaxDuration ) )
4665 {
4666 KaxDuration &dur = *(KaxDuration*)l;
4667
4668 i_duration = mtime_t( double( dur ) );
4669
4670 msg_Dbg( &sys.demuxer, "| | + Duration="I64Fd,
4671 i_duration );
4672 }
4673 else if( MKV_IS_ID( l, KaxMuxingApp ) )
4674 {
4675 KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
4676
4677 psz_muxing_application = ToUTF8( UTFstring( mapp ) );
4678
4679 msg_Dbg( &sys.demuxer, "| | + Muxing Application=%s",
4680 psz_muxing_application );
4681 }
4682 else if( MKV_IS_ID( l, KaxWritingApp ) )
4683 {
4684 KaxWritingApp &wapp = *(KaxWritingApp*)l;
4685
4686 psz_writing_application = ToUTF8( UTFstring( wapp ) );
4687
4688 msg_Dbg( &sys.demuxer, "| | + Writing Application=%s",
4689 psz_writing_application );
4690 }
4691 else if( MKV_IS_ID( l, KaxSegmentFilename ) )
4692 {
4693 KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
4694
4695 psz_segment_filename = ToUTF8( UTFstring( sfn ) );
4696
4697 msg_Dbg( &sys.demuxer, "| | + Segment Filename=%s",
4698 psz_segment_filename );
4699 }
4700 else if( MKV_IS_ID( l, KaxTitle ) )
4701 {
4702 KaxTitle &title = *(KaxTitle*)l;
4703
4704 psz_title = ToUTF8( UTFstring( title ) );
4705
4706 msg_Dbg( &sys.demuxer, "| | + Title=%s", psz_title );
4707 }
4708 else if( MKV_IS_ID( l, KaxSegmentFamily ) )
4709 {
4710 KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
4711
4712 families.push_back( new KaxSegmentFamily(*uid) );
4713
4714 msg_Dbg( &sys.demuxer, "| | + family=%d", *(uint32*)uid->GetBuffer() );
4715 }
4716 #if defined( HAVE_GMTIME_R ) && !defined( __APPLE__ )
4717 else if( MKV_IS_ID( l, KaxDateUTC ) )
4718 {
4719 KaxDateUTC &date = *(KaxDateUTC*)l;
4720 time_t i_date;
4721 struct tm tmres;
4722 char buffer[256];
4723
4724 i_date = date.GetEpochDate();
4725 memset( buffer, 0, 256 );
4726 if( gmtime_r( &i_date, &tmres ) &&
4727 asctime_r( &tmres, buffer ) )
4728 {
4729 buffer[strlen( buffer)-1]= '\0';
4730 psz_date_utc = strdup( buffer );
4731 msg_Dbg( &sys.demuxer, "| | + Date=%s", psz_date_utc );
4732 }
4733 }
4734 #endif
4735 #if LIBMATROSKA_VERSION >= 0x000704
4736 else if( MKV_IS_ID( l, KaxChapterTranslate ) )
4737 {
4738 KaxChapterTranslate *p_trans = static_cast<KaxChapterTranslate*>( l );
4739 chapter_translation_c *p_translate = new chapter_translation_c();
4740
4741 p_trans->Read( es, p_trans->Generic().Context, i_upper_level, el, true );
4742 for( j = 0; j < p_trans->ListSize(); j++ )
4743 {
4744 EbmlElement *l = (*p_trans)[j];
4745
4746 if( MKV_IS_ID( l, KaxChapterTranslateEditionUID ) )
4747 {
4748 p_translate->editions.push_back( uint64( *static_cast<KaxChapterTranslateEditionUID*>( l ) ) );
4749 }
4750 else if( MKV_IS_ID( l, KaxChapterTranslateCodec ) )
4751 {
4752 p_translate->codec_id = uint32( *static_cast<KaxChapterTranslateCodec*>( l ) );
4753 }
4754 else if( MKV_IS_ID( l, KaxChapterTranslateID ) )
4755 {
4756 p_translate->p_translated = new KaxChapterTranslateID( *static_cast<KaxChapterTranslateID*>( l ) );
4757 }
4758 }
4759
4760 translations.push_back( p_translate );
4761 }
4762 #endif
4763 else
4764 {
4765 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid(*l).name() );
4766 }
4767 }
4768
4769 double f_dur = double(i_duration) * double(i_timescale) / 1000000.0;
4770 i_duration = mtime_t(f_dur);
4771 }
4772
4773
4774 /*****************************************************************************
4775 * ParseChapterAtom
4776 *****************************************************************************/
4777 void matroska_segment_c::ParseChapterAtom( int i_level, KaxChapterAtom *ca, chapter_item_c & chapters )
4778 {
4779 size_t i, j;
4780
4781 msg_Dbg( &sys.demuxer, "| | | + ChapterAtom (level=%d)", i_level );
4782 for( i = 0; i < ca->ListSize(); i++ )
4783 {
4784 EbmlElement *l = (*ca)[i];
4785
4786 if( MKV_IS_ID( l, KaxChapterUID ) )
4787 {
4788 chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
4789 msg_Dbg( &sys.demuxer, "| | | | + ChapterUID: %lld", chapters.i_uid );
4790 }
4791 else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
4792 {
4793 KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
4794 chapters.b_display_seekpoint = uint8( flag ) == 0;
4795
4796 msg_Dbg( &sys.demuxer, "| | | | + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
4797 }
4798 else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
4799 {
4800 KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
4801 chapters.i_start_time = uint64( start ) / I64C(1000);
4802
4803 msg_Dbg( &sys.demuxer, "| | | | + ChapterTimeStart: %lld", chapters.i_start_time );
4804 }
4805 else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
4806 {
4807 KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
4808 chapters.i_end_time = uint64( end ) / I64C(1000);
4809
4810 msg_Dbg( &sys.demuxer, "| | | | + ChapterTimeEnd: %lld", chapters.i_end_time );
4811 }
4812 else if( MKV_IS_ID( l, KaxChapterDisplay ) )
4813 {
4814 EbmlMaster *cd = static_cast<EbmlMaster *>(l);
4815
4816 msg_Dbg( &sys.demuxer, "| | | | + ChapterDisplay" );
4817 for( j = 0; j < cd->ListSize(); j++ )
4818 {
4819 EbmlElement *l= (*cd)[j];
4820
4821 if( MKV_IS_ID( l, KaxChapterString ) )
4822 {
4823 int k;
4824
4825 KaxChapterString &name =*(KaxChapterString*)l;
4826 for (k = 0; k < i_level; k++)
4827 chapters.psz_name += '+';
4828 chapters.psz_name += ' ';
4829 char *psz_tmp_utf8 = ToUTF8( UTFstring( name ) );
4830 chapters.psz_name += psz_tmp_utf8;
4831 chapters.b_user_display = true;
4832
4833 msg_Dbg( &sys.demuxer, "| | | | | + ChapterString '%s'", psz_tmp_utf8 );
4834 free( psz_tmp_utf8 );
4835 }
4836 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
4837 {
4838 KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
4839 const char *psz = string( lang ).c_str();
4840
4841 msg_Dbg( &sys.demuxer, "| | | | | + ChapterLanguage '%s'", psz );
4842 }
4843 else if( MKV_IS_ID( l, KaxChapterCountry ) )
4844 {
4845 KaxChapterCountry &ct =*(KaxChapterCountry*)l;
4846 const char *psz = string( ct ).c_str();
4847
4848 msg_Dbg( &sys.demuxer, "| | | | | + ChapterCountry '%s'", psz );
4849 }
4850 }
4851 }
4852 else if( MKV_IS_ID( l, KaxChapterProcess ) )
4853 {
4854 msg_Dbg( &sys.demuxer, "| | | | + ChapterProcess" );
4855
4856 KaxChapterProcess *cp = static_cast<KaxChapterProcess *>(l);
4857 chapter_codec_cmds_c *p_ccodec = NULL;
4858
4859 for( j = 0; j < cp->ListSize(); j++ )
4860 {
4861 EbmlElement *k= (*cp)[j];
4862
4863 if( MKV_IS_ID( k, KaxChapterProcessCodecID ) )
4864 {
4865 KaxChapterProcessCodecID *p_codec_id = static_cast<KaxChapterProcessCodecID*>( k );
4866 if ( uint32(*p_codec_id) == 0 )
4867 p_ccodec = new matroska_script_codec_c( sys );
4868 else if ( uint32(*p_codec_id) == 1 )
4869 p_ccodec = new dvd_chapter_codec_c( sys );
4870 break;
4871 }
4872 }
4873
4874 if ( p_ccodec != NULL )
4875 {
4876 for( j = 0; j < cp->ListSize(); j++ )
4877 {
4878 EbmlElement *k= (*cp)[j];
4879
4880 if( MKV_IS_ID( k, KaxChapterProcessPrivate ) )
4881 {
4882 KaxChapterProcessPrivate * p_private = static_cast<KaxChapterProcessPrivate*>( k );
4883 p_ccodec->SetPrivate( *p_private );
4884 }
4885 else if( MKV_IS_ID( k, KaxChapterProcessCommand ) )
4886 {
4887 p_ccodec->AddCommand( *static_cast<KaxChapterProcessCommand*>( k ) );
4888 }
4889 }
4890 chapters.codecs.push_back( p_ccodec );
4891 }
4892 }
4893 else if( MKV_IS_ID( l, KaxChapterAtom ) )
4894 {
4895 chapter_item_c *new_sub_chapter = new chapter_item_c();
4896 ParseChapterAtom( i_level+1, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4897 new_sub_chapter->psz_parent = &chapters;
4898 chapters.sub_chapters.push_back( new_sub_chapter );
4899 }
4900 }
4901 }
4902
4903 /*****************************************************************************
4904 * ParseChapters:
4905 *****************************************************************************/
4906 void matroska_segment_c::ParseChapters( KaxChapters *chapters )
4907 {
4908 EbmlElement *el;
4909 size_t i;
4910 int i_upper_level = 0;
4911 mtime_t i_dur;
4912
4913 /* Master elements */
4914 chapters->Read( es, chapters->Generic().Context, i_upper_level, el, true );
4915
4916 for( i = 0; i < chapters->ListSize(); i++ )
4917 {
4918 EbmlElement *l = (*chapters)[i];
4919
4920 if( MKV_IS_ID( l, KaxEditionEntry ) )
4921 {
4922 chapter_edition_c *p_edition = new chapter_edition_c();
4923
4924 EbmlMaster *E = static_cast<EbmlMaster *>(l );
4925 size_t j;
4926 msg_Dbg( &sys.demuxer, "| | + EditionEntry" );
4927 for( j = 0; j < E->ListSize(); j++ )
4928 {
4929 EbmlElement *l = (*E)[j];
4930
4931 if( MKV_IS_ID( l, KaxChapterAtom ) )
4932 {
4933 chapter_item_c *new_sub_chapter = new chapter_item_c();
4934 ParseChapterAtom( 0, static_cast<KaxChapterAtom *>(l), *new_sub_chapter );
4935 p_edition->sub_chapters.push_back( new_sub_chapter );
4936 }
4937 else if( MKV_IS_ID( l, KaxEditionUID ) )
4938 {
4939 p_edition->i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
4940 }
4941 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
4942 {
4943 p_edition->b_ordered = config_GetInt( &sys.demuxer, "mkv-use-ordered-chapters" ) ? (uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0) : 0;
4944 }
4945 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
4946 {
4947 if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
4948 i_default_edition = stored_editions.size();
4949 }
4950 else
4951 {
4952 msg_Dbg( &sys.demuxer, "| | | + Unknown (%s)", typeid(*l).name() );
4953 }
4954 }
4955 stored_editions.push_back( p_edition );
4956 }
4957 else
4958 {
4959 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid(*l).name() );
4960 }
4961 }
4962
4963 for( i = 0; i < stored_editions.size(); i++ )
4964 {
4965 stored_editions[i]->RefreshChapters( );
4966 }
4967
4968 if ( stored_editions.size() != 0 && stored_editions[i_default_edition]->b_ordered )
4969 {
4970 /* update the duration of the segment according to the sum of all sub chapters */
4971 i_dur = stored_editions[i_default_edition]->Duration() / I64C(1000);
4972 if (i_dur > 0)
4973 i_duration = i_dur;
4974 }
4975 }
4976
4977 void matroska_segment_c::ParseCluster( )
4978 {
4979 EbmlElement *el;
4980 EbmlMaster *m;
4981 unsigned int i;
4982 int i_upper_level = 0;
4983
4984 /* Master elements */
4985 m = static_cast<EbmlMaster *>( cluster );
4986 m->Read( es, cluster->Generic().Context, i_upper_level, el, true );
4987
4988 for( i = 0; i < m->ListSize(); i++ )
4989 {
4990 EbmlElement *l = (*m)[i];
4991
4992 if( MKV_IS_ID( l, KaxClusterTimecode ) )
4993 {
4994 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)l;
4995
4996 cluster->InitTimecode( uint64( ctc ), i_timescale );
4997 break;
4998 }
4999 }
5000
5001 i_start_time = cluster->GlobalTimecode() / 1000;
5002 }
5003
5004 /*****************************************************************************
5005 * InformationCreate:
5006 *****************************************************************************/
5007 void matroska_segment_c::InformationCreate( )
5008 {
5009 sys.meta = vlc_meta_New();
5010
5011 if( psz_title )
5012 {
5013 vlc_meta_SetTitle( sys.meta, psz_title );
5014 }
5015 if( psz_date_utc )
5016 {
5017 vlc_meta_SetDate( sys.meta, psz_date_utc );
5018 }
5019 #if 0
5020 if( psz_segment_filename )
5021 {
5022 fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5023 }
5024 if( psz_muxing_application )
5025 {
5026 fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5027 }
5028 if( psz_writing_application )
5029 {
5030 fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
5031 }
5032
5033 for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
5034 {
5035 // mkv_track_t *tk = tracks[i_track];
5036 // vlc_meta_t *mtk = vlc_meta_New();
5037 fprintf( stderr, "***** WARNING: Unhandled child meta\n");
5038 }
5039 #endif
5040
5041 if( i_tags_position >= 0 )
5042 {
5043 vlc_bool_t b_seekable;
5044
5045 stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
5046 if( b_seekable )
5047 {
5048 LoadTags( );
5049 }
5050 }
5051 }
5052
5053
5054 /*****************************************************************************
5055 * Divers
5056 *****************************************************************************/
5057
5058 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
5059 {
5060 #define idx p_indexes[i_index]
5061 idx.i_track = -1;
5062 idx.i_block_number= -1;
5063 idx.i_position = cluster->GetElementPosition();
5064 idx.i_time = -1;
5065 idx.b_key = VLC_TRUE;
5066
5067 i_index++;
5068 if( i_index >= i_index_max )
5069 {
5070 i_index_max += 1024;
5071 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
5072 }
5073 #undef idx
5074 }
5075
5076 void chapter_edition_c::RefreshChapters( )
5077 {
5078 chapter_item_c::RefreshChapters( b_ordered, -1 );
5079 b_display_seekpoint = false;
5080 }
5081
5082 int64_t chapter_item_c::RefreshChapters( bool b_ordered, int64_t i_prev_user_time )
5083 {
5084 int64_t i_user_time = i_prev_user_time;
5085
5086 // first the sub-chapters, and then ourself
5087 std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5088 while ( index != sub_chapters.end() )
5089 {
5090 i_user_time = (*index)->RefreshChapters( b_ordered, i_user_time );
5091 index++;
5092 }
5093
5094 if ( b_ordered )
5095 {
5096 // the ordered chapters always start at zero
5097 if ( i_prev_user_time == -1 )
5098 {
5099 if ( i_user_time == -1 )
5100 i_user_time = 0;
5101 i_prev_user_time = 0;
5102 }
5103
5104 i_user_start_time = i_prev_user_time;
5105 if ( i_end_time != -1 && i_user_time == i_prev_user_time )
5106 {
5107 i_user_end_time = i_user_start_time - i_start_time + i_end_time;
5108 }
5109 else
5110 {
5111 i_user_end_time = i_user_time;
5112 }
5113 }
5114 else
5115 {
5116 if ( sub_chapters.begin() != sub_chapters.end() )
5117 std::sort( sub_chapters.begin(), sub_chapters.end(), chapter_item_c::CompareTimecode );
5118 i_user_start_time = i_start_time;
5119 if ( i_end_time != -1 )
5120 i_user_end_time = i_end_time;
5121 else if ( i_user_time != -1 )
5122 i_user_end_time = i_user_time;
5123 else
5124 i_user_end_time = i_user_start_time;
5125 }
5126
5127 return i_user_end_time;
5128 }
5129
5130 mtime_t chapter_edition_c::Duration() const
5131 {
5132 mtime_t i_result = 0;
5133
5134 if ( sub_chapters.size() )
5135 {
5136 std::vector<chapter_item_c*>::const_iterator index = sub_chapters.end();
5137 index--;
5138 i_result = (*index)->i_user_end_time;
5139 }
5140
5141 return i_result;
5142 }
5143
5144 chapter_item_c * chapter_edition_c::FindTimecode( mtime_t i_timecode, const chapter_item_c * p_current )
5145 {
5146 if ( !b_ordered )
5147 p_current = NULL;
5148 bool b_found_current = false;
5149 return chapter_item_c::FindTimecode( i_timecode, p_current, b_found_current );
5150 }
5151
5152 chapter_item_c *chapter_item_c::FindTimecode( mtime_t i_user_timecode, const chapter_item_c * p_current, bool & b_found )
5153 {
5154 chapter_item_c *psz_result = NULL;
5155
5156 if ( p_current == this )
5157 b_found = true;
5158
5159 if ( i_user_timecode >= i_user_start_time &&
5160 ( i_user_timecode < i_user_end_time ||
5161 ( i_user_start_time == i_user_end_time && i_user_timecode == i_user_end_time )))
5162 {
5163 std::vector<chapter_item_c*>::iterator index = sub_chapters.begin();
5164 while ( index != sub_chapters.end() && ((p_current == NULL && psz_result == NULL) || (p_current != NULL && (!b_found || psz_result == NULL))))
5165 {
5166 psz_result = (*index)->FindTimecode( i_user_timecode, p_current, b_found );
5167 index++;
5168 }
5169
5170 if ( psz_result == NULL )
5171 psz_result = this;
5172 }
5173
5174 return psz_result;
5175 }
5176
5177 bool chapter_item_c::ParentOf( const chapter_item_c & item ) const
5178 {
5179 if ( &item == this )
5180 return true;
5181
5182 std::vector<chapter_item_c*>::const_iterator index = sub_chapters.begin();
5183 while ( index != sub_chapters.end() )
5184 {
5185 if ( (*index)->ParentOf( item ) )
5186 return true;
5187 index++;
5188 }
5189
5190 return false;
5191 }
5192
5193 void demux_sys_t::PreloadFamily( const matroska_segment_c & of_segment )
5194 {
5195 for (size_t i=0; i<opened_segments.size(); i++)
5196 {
5197 opened_segments[i]->PreloadFamily( of_segment );
5198 }
5199 }
5200 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
5201 {
5202 if ( b_preloaded )
5203 return false;
5204
5205 for (size_t i=0; i<families.size(); i++)
5206 {
5207 for (size_t j=0; j<of_segment.families.size(); j++)
5208 {
5209 if ( *(families[i]) == *(of_segment.families[j]) )
5210 return Preload( );
5211 }
5212 }
5213
5214 return false;
5215 }
5216
5217 // preload all the linked segments for all preloaded segments
5218 void demux_sys_t::PreloadLinked( matroska_segment_c *p_segment )
5219 {
5220 size_t i_preloaded, i, j;
5221 virtual_segment_c *p_seg;
5222
5223 p_current_segment = VirtualFromSegments( p_segment );
5224
5225 used_segments.push_back( p_current_segment );
5226
5227 // create all the other virtual segments of the family
5228 do {
5229 i_preloaded = 0;
5230 for ( i=0; i< opened_segments.size(); i++ )
5231 {
5232 if ( opened_segments[i]->b_preloaded && !IsUsedSegment( *opened_segments[i] ) )
5233 {
5234 p_seg = VirtualFromSegments( opened_segments[i] );
5235 used_segments.push_back( p_seg );
5236 i_preloaded++;
5237 }
5238 }
5239 } while ( i_preloaded ); // worst case: will stop when all segments are found as family related
5240
5241 // publish all editions of all usable segment
5242 for ( i=0; i< used_segments.size(); i++ )
5243 {
5244 p_seg = used_segments[i];
5245 if ( p_seg->p_editions != NULL )
5246 {
5247 std::string sz_name;
5248 input_title_t *p_title = vlc_input_title_New();
5249 p_seg->i_sys_title = i;
5250 int i_chapters;
5251
5252 // TODO use a name for each edition, let the TITLE deal with a codec name
5253 for ( j=0; j<p_seg->p_editions->size(); j++ )
5254 {
5255 if ( p_title->psz_name == NULL )
5256 {
5257 sz_name = (*p_seg->p_editions)[j]->GetMainName();
5258 if ( sz_name != "" )
5259 p_title->psz_name = strdup( sz_name.c_str() );
5260 }
5261
5262 chapter_edition_c *p_edition = (*p_seg->p_editions)[j];
5263
5264 i_chapters = 0;
5265 p_edition->PublishChapters( *p_title, i_chapters, 0 );
5266 }
5267
5268 // create a name if there is none
5269 if ( p_title->psz_name == NULL )
5270 {
5271 sz_name = N_("Segment");
5272 char psz_str[6];
5273 sprintf( psz_str, " %d", (int)i );
5274 sz_name += psz_str;
5275 p_title->psz_name = strdup( sz_name.c_str() );
5276 }
5277
5278 titles.push_back( p_title );
5279 }
5280 }
5281
5282 // TODO decide which segment should be first used (VMG for DVD)
5283 }
5284
5285 bool demux_sys_t::IsUsedSegment( matroska_segment_c &segment ) const
5286 {
5287 for ( size_t i=0; i< used_segments.size(); i++ )
5288 {
5289 if ( used_segments[i]->FindUID( *segment.p_segment_uid ) )
5290 return true;
5291 }
5292 return false;
5293 }
5294
5295 virtual_segment_c *demux_sys_t::VirtualFromSegments( matroska_segment_c *p_segment ) const
5296 {
5297 size_t i_preloaded, i;
5298
5299 virtual_segment_c *p_result = new virtual_segment_c( p_segment );
5300
5301 // fill our current virtual segment with all hard linked segments
5302 do {
5303 i_preloaded = 0;
5304 for ( i=0; i< opened_segments.size(); i++ )
5305 {
5306 i_preloaded += p_result->AddSegment( opened_segments[i] );
5307 }
5308 } while ( i_preloaded ); // worst case: will stop when all segments are found as linked
5309
5310 p_result->Sort( );
5311
5312 p_result->PreloadLinked( );
5313
5314 p_result->PrepareChapters( );
5315
5316 return p_result;
5317 }
5318
5319 bool demux_sys_t::PreparePlayback( virtual_segment_c *p_new_segment )
5320 {
5321 if ( p_new_segment != NULL && p_new_segment != p_current_segment )
5322 {
5323 if ( p_current_segment != NULL && p_current_segment->Segment() != NULL )
5324 p_current_segment->Segment()->UnSelect();
5325
5326 p_current_segment = p_new_segment;
5327 i_current_title = p_new_segment->i_sys_title;
5328 }
5329
5330 p_current_segment->LoadCues();
5331 f_duration = p_current_segment->Duration();
5332
5333 /* add information */
5334 p_current_segment->Segment()->InformationCreate( );
5335
5336 p_current_segment->Segment()->Select( 0 );
5337
5338 return true;
5339 }
5340
5341 void demux_sys_t::JumpTo( virtual_segment_c & vsegment, chapter_item_c * p_chapter )
5342 {
5343 // if the segment is not part of the current segment, select the new one
5344 if ( &vsegment != p_current_segment )
5345 {
5346 PreparePlayback( &vsegment );
5347 }
5348
5349 if ( p_chapter != NULL )
5350 {
5351 if ( !p_chapter->Enter( true ) )
5352 {
5353 // jump to the location in the found segment
5354 vsegment.Seek( demuxer, p_chapter->i_user_start_time, -1, p_chapter );
5355 }
5356 }
5357
5358 }
5359
5360 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
5361 {
5362 EbmlBinary *p_tmp;
5363
5364 if ( p_item_a == NULL || p_item_b == NULL )
5365 return false;
5366
5367 p_tmp = (EbmlBinary *)p_item_a->p_segment_uid;
5368 if ( p_item_b->p_prev_segment_uid != NULL
5369 && *p_tmp == *p_item_b->p_prev_segment_uid )
5370 return true;
5371
5372 p_tmp = (EbmlBinary *)p_item_a->p_next_segment_uid;
5373 if ( !p_tmp )
5374 return false;
5375
5376 if ( p_item_b->p_segment_uid != NULL
5377 && *p_tmp == *p_item_b->p_segment_uid )
5378 return true;
5379
5380 if ( p_item_b->p_prev_segment_uid != NULL
5381 && *p_tmp == *p_item_b->p_prev_segment_uid )
5382 return true;
5383
5384 return false;
5385 }
5386
5387 bool matroska_segment_c::Preload( )
5388 {
5389 if ( b_preloaded )
5390 return false;
5391
5392 EbmlElement *el = NULL;
5393
5394 ep->Reset( &sys.demuxer );
5395
5396 while( ( el = ep->Get() ) != NULL )
5397 {
5398 if( MKV_IS_ID( el, KaxInfo ) )
5399 {
5400 ParseInfo( static_cast<KaxInfo*>( el ) );
5401 }
5402 else if( MKV_IS_ID( el, KaxTracks ) )
5403 {
5404 ParseTracks( static_cast<KaxTracks*>( el ) );
5405 if ( tracks.size() == 0 )
5406 {
5407 msg_Err( &sys.demuxer, "No tracks supported" );
5408 return false;
5409 }
5410 }
5411 else if( MKV_IS_ID( el, KaxSeekHead ) )
5412 {
5413 ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
5414 }
5415 else if( MKV_IS_ID( el, KaxCues ) )
5416 {
5417 msg_Dbg( &sys.demuxer, "| + Cues" );
5418 }
5419 else if( MKV_IS_ID( el, KaxCluster ) )
5420 {
5421 msg_Dbg( &sys.demuxer, "| + Cluster" );
5422
5423 cluster = (KaxCluster*)el;
5424
5425 i_cluster_pos = i_start_pos = cluster->GetElementPosition();
5426 ParseCluster( );
5427
5428 ep->Down();
5429 /* stop parsing the stream */
5430 break;
5431 }
5432 else if( MKV_IS_ID( el, KaxAttachments ) )
5433 {
5434 msg_Dbg( &sys.demuxer, "| + Attachments FIXME (but probably never supported)" );
5435 }
5436 else if( MKV_IS_ID( el, KaxChapters ) )
5437 {
5438 msg_Dbg( &sys.demuxer, "| + Chapters" );
5439 ParseChapters( static_cast<KaxChapters*>( el ) );
5440 }
5441 else if( MKV_IS_ID( el, KaxTag ) )
5442 {
5443 msg_Dbg( &sys.demuxer, "| + Tags FIXME TODO" );
5444 }
5445 else
5446 {
5447 msg_Dbg( &sys.demuxer, "| + Unknown (%s)", typeid(*el).name() );
5448 }
5449 }
5450
5451 b_preloaded = true;
5452
5453 return true;
5454 }
5455
5456 matroska_segment_c *demux_sys_t::FindSegment( const EbmlBinary & uid ) const
5457 {
5458 for (size_t i=0; i<opened_segments.size(); i++)
5459 {
5460 if ( *opened_segments[i]->p_segment_uid == uid )
5461 return opened_segments[i];
5462 }
5463 return NULL;
5464 }
5465
5466 chapter_item_c *demux_sys_t::BrowseCodecPrivate( unsigned int codec_id,
5467 bool (*match)(const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size ),
5468 const void *p_cookie,
5469 size_t i_cookie_size,
5470 virtual_segment_c * &p_segment_found )
5471 {
5472 chapter_item_c *p_result = NULL;
5473 for (size_t i=0; i<used_segments.size(); i++)
5474 {
5475 p_result = used_segments[i]->BrowseCodecPrivate( codec_id, match, p_cookie, i_cookie_size );
5476 if ( p_result != NULL )
5477 {
5478 p_segment_found = used_segments[i];
5479 break;
5480 }
5481 }
5482 return p_result;
5483 }
5484
5485 chapter_item_c *demux_sys_t::FindChapter( int64_t i_find_uid, virtual_segment_c * & p_segment_found )
5486 {
5487 chapter_item_c *p_result = NULL;
5488 for (size_t i=0; i<used_segments.size(); i++)
5489 {
5490 p_result = used_segments[i]->FindChapter( i_find_uid );
5491 if ( p_result != NULL )
5492 {
5493 p_segment_found = used_segments[i];
5494 break;
5495 }
5496 }
5497 return p_result;
5498 }
5499
5500 void virtual_segment_c::Sort()
5501 {
5502 // keep the current segment index
5503 matroska_segment_c *p_segment = linked_segments[i_current_segment];
5504
5505 std::sort( linked_segments.begin(), linked_segments.end(), matroska_segment_c::CompareSegmentUIDs );
5506
5507 for ( i_current_segment=0; i_current_segment<linked_segments.size(); i_current_segment++)
5508 if ( linked_segments[i_current_segment] == p_segment )
5509 break;
5510 }
5511
5512 size_t virtual_segment_c::AddSegment( matroska_segment_c *p_segment )
5513 {
5514 size_t i;
5515 // check if it's not already in here
5516 for ( i=0; i<linked_segments.size(); i++ )
5517 {
5518 if ( linked_segments[i]->p_segment_uid != NULL
5519 && p_segment->p_segment_uid != NULL
5520 && *p_segment->p_segment_uid == *linked_segments[i]->p_segment_uid )
5521 return 0;
5522 }
5523
5524 // find possible mates
5525 for ( i=0; i<linked_uids.size(); i++ )
5526 {
5527 if ( (p_segment->p_segment_uid != NULL && *p_segment->p_segment_uid == linked_uids[i])
5528 || (p_segment->p_prev_segment_uid != NULL && *p_segment->p_prev_segment_uid == linked_uids[i])
5529 || (p_segment->p_next_segment_uid !=NULL && *p_segment->p_next_segment_uid == linked_uids[i]) )
5530 {
5531 linked_segments.push_back( p_segment );
5532
5533 AppendUID( p_segment->p_prev_segment_uid );
5534 AppendUID( p_segment->p_next_segment_uid );
5535
5536 return 1;
5537 }
5538 }
5539 return 0;
5540 }
5541
5542 void virtual_segment_c::PreloadLinked( )
5543 {
5544 for ( size_t i=0; i<linked_segments.size(); i++ )
5545 {
5546 linked_segments[i]->Preload( );
5547 }
5548 i_current_edition = linked_segments[0]->i_default_edition;
5549 }
5550
5551 mtime_t virtual_segment_c::Duration() const
5552 {
5553 mtime_t i_duration;
5554 if ( linked_segments.size() == 0 )
5555 i_duration = 0;
5556 else {
5557 matroska_segment_c *p_last_segment = linked_segments[linked_segments.size()-1];
5558 // p_last_segment->ParseCluster( );
5559
5560 i_duration = p_last_segment->i_start_time / 1000 + p_last_segment->i_duration;
5561 }
5562 return i_duration;
5563 }
5564
5565 void virtual_segment_c::LoadCues( )
5566 {
5567 for ( size_t i=0; i<linked_segments.size(); i++ )
5568 {
5569 linked_segments[i]->LoadCues();
5570 }
5571 }
5572
5573 void virtual_segment_c::AppendUID( const EbmlBinary * p_UID )
5574 {
5575 if ( p_UID == NULL )
5576 return;
5577 if ( p_UID->GetBuffer() == NULL )
5578 return;
5579
5580 for (size_t i=0; i<linked_uids.size(); i++)
5581 {
5582 if ( *p_UID == linked_uids[i] )
5583 return;
5584 }
5585 linked_uids.push_back( *(KaxSegmentUID*)(p_UID) );
5586 }
5587
5588 void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset )
5589 {
5590 KaxBlock *block;
5591 #if LIBMATROSKA_VERSION >= 0x000800
5592 KaxSimpleBlock *simpleblock;
5593 #endif
5594 int i_track_skipping;
5595 int64_t i_block_duration;
5596 int64_t i_block_ref1;
5597 int64_t i_block_ref2;
5598 size_t i_track;
5599 int64_t i_seek_position = i_start_pos;
5600 int64_t i_seek_time = i_start_time;
5601
5602 if ( i_index > 0 )
5603 {
5604 int i_idx = 0;
5605
5606 for( ; i_idx < i_index; i_idx++ )
5607 {
5608 if( p_indexes[i_idx].i_time + i_time_offset > i_date )
5609 {
5610 break;
5611 }
5612 }
5613
5614 if( i_idx > 0 )
5615 {
5616 i_idx--;
5617 }
5618
5619 i_seek_position = p_indexes[i_idx].i_position;
5620 i_seek_time = p_indexes[i_idx].i_time;
5621 }
5622
5623 msg_Dbg( &sys.demuxer, "seek got "I64Fd" (%d%%)",
5624 i_seek_time, (int)( 100 * i_seek_position / stream_Size( sys.demuxer.s ) ) );
5625
5626 es.I_O().setFilePointer( i_seek_position, seek_beginning );
5627
5628 delete ep;
5629 ep = new EbmlParser( &es, segment, &sys.demuxer );
5630 cluster = NULL;
5631
5632 sys.i_start_pts = i_date;
5633
5634 es_out_Control( sys.demuxer.out, ES_OUT_RESET_PCR );
5635
5636 /* now parse until key frame */
5637 i_track_skipping = 0;
5638 for( i_track = 0; i_track < tracks.size(); i_track++ )
5639 {
5640 if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5641 {
5642 tracks[i_track]->b_search_keyframe = VLC_TRUE;
5643 i_track_skipping++;
5644 }
5645 es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, tracks[i_track]->p_es, i_date );
5646 }
5647
5648
5649 while( i_track_skipping > 0 )
5650 {
5651 #if LIBMATROSKA_VERSION >= 0x000800
5652 if( BlockGet( block, simpleblock, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5653 #else
5654 if( BlockGet( block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
5655 #endif
5656 {
5657 msg_Warn( &sys.demuxer, "cannot get block EOF?" );
5658
5659 return;
5660 }
5661 ep->Down();
5662
5663 for( i_track = 0; i_track < tracks.size(); i_track++ )
5664 {
5665 if( tracks[i_track]->i_number == block->TrackNum() )
5666 {
5667 break;
5668 }
5669 }
5670
5671 sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
5672
5673 if( i_track < tracks.size() )
5674 {
5675 if( sys.i_pts >= sys.i_start_pts )
5676 {
5677 cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
5678 i_track_skipping = 0;
5679 }
5680 else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
5681 {
5682 if( i_block_ref1 == 0 && tracks[i_track]->b_search_keyframe )
5683 {
5684 tracks[i_track]->b_search_keyframe = VLC_FALSE;
5685 i_track_skipping--;
5686 }
5687 if( !tracks[i_track]->b_search_keyframe )
5688 {
5689 #if LIBMATROSKA_VERSION >= 0x000800
5690 BlockDecode( &sys.demuxer, block, simpleblock, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5691 #else
5692 BlockDecode( &sys.demuxer, block, sys.i_pts, 0, i_block_ref1 >= 0 || i_block_ref2 > 0 );
5693 #endif
5694 }
5695 }
5696 }
5697
5698 delete block;
5699 }
5700 }
5701
5702 void virtual_segment_c::Seek( demux_t & demuxer, mtime_t i_date, mtime_t i_time_offset, chapter_item_c *psz_chapter )
5703 {
5704 demux_sys_t *p_sys = demuxer.p_sys;
5705 size_t i;
5706
5707 // find the actual time for an ordered edition
5708 if ( psz_chapter == NULL )
5709 {
5710 if ( Edition() && Edition()->b_ordered )
5711 {
5712 /* 1st, we need to know in which chapter we are */
5713 psz_chapter = (*p_editions)[i_current_edition]->FindTimecode( i_date, psz_current_chapter );
5714 }
5715 }
5716
5717 if ( psz_chapter != NULL )
5718 {
5719 psz_current_chapter = psz_chapter;
5720 p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
5721 if ( psz_chapter->i_seekpoint_num > 0 )
5722 {
5723 demuxer.info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_SEEKPOINT;
5724 demuxer.info.i_title = p_sys->i_current_title = i_sys_title;
5725 demuxer.info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
5726 }
5727 }
5728
5729 // find the best matching segment
5730 for ( i=0; i<linked_segments.size(); i++ )
5731 {
5732 if ( i_date < linked_segments[i]->i_start_time )
5733 break;
5734 }
5735
5736 if ( i > 0 )
5737 i--;
5738
5739 if ( i_current_segment != i )
5740 {
5741 linked_segments[i_current_segment]->UnSelect();
5742 linked_segments[i]->Select( i_date );
5743 i_current_segment = i;
5744 }
5745
5746 linked_segments[i]->Seek( i_date, i_time_offset );
5747 }
5748
5749 void chapter_codec_cmds_c::AddCommand( const KaxChapterProcessCommand & command )
5750 {
5751 size_t i;
5752
5753 uint32 codec_time = uint32(-1);
5754 for( i = 0; i < command.ListSize(); i++ )
5755 {
5756 const EbmlElement *k = command[i];
5757
5758 if( MKV_IS_ID( k, KaxChapterProcessTime ) )
5759 {
5760 codec_time = uint32( *static_cast<const KaxChapterProcessTime*>( k ) );
5761 break;
5762 }
5763 }
5764
5765 for( i = 0; i < command.ListSize(); i++ )
5766 {
5767 const EbmlElement *k = command[i];
5768
5769 if( MKV_IS_ID( k, KaxChapterProcessData ) )
5770 {
5771 KaxChapterProcessData *p_data = new KaxChapterProcessData( *static_cast<const KaxChapterProcessData*>( k ) );
5772 switch ( codec_time )
5773 {
5774 case 0:
5775 during_cmds.push_back( p_data );
5776 break;
5777 case 1:
5778 enter_cmds.push_back( p_data );
5779 break;
5780 case 2:
5781 leave_cmds.push_back( p_data );
5782 break;
5783 default:
5784 delete p_data;
5785 }
5786 }
5787 }
5788 }
5789
5790 bool chapter_item_c::Enter( bool b_do_subs )
5791 {
5792 bool f_result = false;
5793 std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5794 while ( index != codecs.end() )
5795 {
5796 f_result |= (*index)->Enter();
5797 index++;
5798 }
5799
5800 if ( b_do_subs )
5801 {
5802 // sub chapters
5803 std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5804 while ( index_ != sub_chapters.end() )
5805 {
5806 f_result |= (*index_)->Enter( true );
5807 index_++;
5808 }
5809 }
5810 return f_result;
5811 }
5812
5813 bool chapter_item_c::Leave( bool b_do_subs )
5814 {
5815 bool f_result = false;
5816 b_is_leaving = true;
5817 std::vector<chapter_codec_cmds_c*>::iterator index = codecs.begin();
5818 while ( index != codecs.end() )
5819 {
5820 f_result |= (*index)->Leave();
5821 index++;
5822 }
5823
5824 if ( b_do_subs )
5825 {
5826 // sub chapters
5827 std::vector<chapter_item_c*>::iterator index_ = sub_chapters.begin();
5828 while ( index_ != sub_chapters.end() )
5829 {
5830 f_result |= (*index_)->Leave( true );
5831 index_++;
5832 }
5833 }
5834 b_is_leaving = false;
5835 return f_result;
5836 }
5837
5838 bool chapter_item_c::EnterAndLeave( chapter_item_c *p_item, bool b_final_enter )
5839 {
5840 chapter_item_c *p_common_parent = p_item;
5841
5842 // leave, up to a common parent
5843 while ( p_common_parent != NULL && !p_common_parent->ParentOf( *this ) )
5844 {
5845 if ( !p_common_parent->b_is_leaving && p_common_parent->Leave( false ) )
5846 return true;
5847 p_common_parent = p_common_parent->psz_parent;
5848 }
5849
5850 // enter from the parent to <this>
5851 if ( p_common_parent != NULL )
5852 {
5853 do
5854 {
5855 if ( p_common_parent == this )
5856 return Enter( true );
5857
5858 for ( size_t i = 0; i<p_common_parent->sub_chapters.size(); i++ )
5859 {
5860 if ( p_common_parent->sub_chapters[i]->ParentOf( *this ) )
5861 {
5862 p_common_parent = p_common_parent->sub_chapters[i];
5863 if ( p_common_parent != this )
5864 if ( p_common_parent->Enter( false ) )
5865 return true;
5866
5867 break;
5868 }
5869 }
5870 } while ( 1 );
5871 }
5872
5873 if ( b_final_enter )
5874 return Enter( true );
5875 else
5876 return false;
5877 }
5878
5879 bool dvd_chapter_codec_c::Enter()
5880 {
5881 bool f_result = false;
5882 std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
5883 while ( index != enter_cmds.end() )
5884 {
5885 if ( (*index)->GetSize() )
5886 {
5887 binary *p_data = (*index)->GetBuffer();
5888 size_t i_size = *p_data++;
5889 // avoid reading too much from the buffer
5890 i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5891 for ( ; i_size > 0; i_size--, p_data += 8 )
5892 {
5893 msg_Dbg( &sys.demuxer, "Matroska DVD enter command" );
5894 f_result |= sys.dvd_interpretor.Interpret( p_data );
5895 }
5896 }
5897 index++;
5898 }
5899 return f_result;
5900 }
5901
5902 bool dvd_chapter_codec_c::Leave()
5903 {
5904 bool f_result = false;
5905 std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
5906 while ( index != leave_cmds.end() )
5907 {
5908 if ( (*index)->GetSize() )
5909 {
5910 binary *p_data = (*index)->GetBuffer();
5911 size_t i_size = *p_data++;
5912 // avoid reading too much from the buffer
5913 i_size = min( i_size, ((*index)->GetSize() - 1) >> 3 );
5914 for ( ; i_size > 0; i_size--, p_data += 8 )
5915 {
5916 msg_Dbg( &sys.demuxer, "Matroska DVD leave command" );
5917 f_result |= sys.dvd_interpretor.Interpret( p_data );
5918 }
5919 }
5920 index++;
5921 }
5922 return f_result;
5923 }
5924
5925 // see http://www.dvd-replica.com/DVD/vmcmdset.php for a description of DVD commands
5926 bool dvd_command_interpretor_c::Interpret( const binary * p_command, size_t i_size )
5927 {
5928 if ( i_size != 8 )
5929 return false;
5930
5931 virtual_segment_c *p_segment = NULL;
5932 chapter_item_c *p_chapter = NULL;
5933 bool f_result = false;
5934 uint16 i_command = ( p_command[0] << 8 ) + p_command[1];
5935
5936 // handle register tests if there are some
5937 if ( (i_command & 0xF0) != 0 )
5938 {
5939 bool b_test_positive = true;//(i_command & CMD_DVD_IF_NOT) == 0;
5940 bool b_test_value = (i_command & CMD_DVD_TEST_VALUE) != 0;
5941 uint8 i_test = i_command & 0x70;
5942 uint16 i_value;
5943
5944 // see http://dvd.sourceforge.net/dvdinfo/vmi.html
5945 uint8 i_cr1;
5946 uint16 i_cr2;
5947 switch ( i_command >> 12 )
5948 {
5949 default:
5950 i_cr1 = p_command[3];
5951 i_cr2 = (p_command[4] << 8) + p_command[5];
5952 break;
5953 case 3:
5954 case 4:
5955 case 5:
5956 i_cr1 = p_command[6];
5957 i_cr2 = p_command[7];
5958 b_test_value = false;
5959 break;
5960 case 6:
5961 case 7:
5962 if ( ((p_command[1] >> 4) & 0x7) == 0)
5963 {
5964 i_cr1 = p_command[2];
5965 i_cr2 = (p_command[6] << 8) + p_command[7];
5966 }
5967 else
5968 {
5969 i_cr1 = p_command[2];
5970 i_cr2 = (p_command[6] << 8) + p_command[7];
5971 }
5972 break;
5973 }
5974
5975 if ( b_test_value )
5976 i_value = i_cr2;
5977 else
5978 i_value = GetPRM( i_cr2 );
5979
5980 switch ( i_test )
5981 {
5982 case CMD_DVD_IF_GPREG_EQUAL:
5983 // if equals
5984 msg_Dbg( &sys.demuxer, "IF %s EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5985 if (!( GetPRM( i_cr1 ) == i_value ))
5986 {
5987 b_test_positive = false;
5988 }
5989 break;
5990 case CMD_DVD_IF_GPREG_NOT_EQUAL:
5991 // if not equals
5992 msg_Dbg( &sys.demuxer, "IF %s NOT EQUALS %s", GetRegTypeName( false, i_cr1 ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
5993 if (!( GetPRM( i_cr1 ) != i_value ))
5994 {
5995 b_test_positive = false;
5996 }
5997 break;
5998 case CMD_DVD_IF_GPREG_INF:
5999 // if inferior
6000 msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6001 if (!( GetPRM( i_cr1 ) < i_value ))
6002 {
6003 b_test_positive = false;
6004 }
6005 break;
6006 case CMD_DVD_IF_GPREG_INF_EQUAL:
6007 // if inferior or equal
6008 msg_Dbg( &sys.demuxer, "IF %s < %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6009 if (!( GetPRM( i_cr1 ) <= i_value ))
6010 {
6011 b_test_positive = false;
6012 }
6013 break;
6014 case CMD_DVD_IF_GPREG_AND:
6015 // if logical and
6016 msg_Dbg( &sys.demuxer, "IF %s & %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6017 if (!( GetPRM( i_cr1 ) & i_value ))
6018 {
6019 b_test_positive = false;
6020 }
6021 break;
6022 case CMD_DVD_IF_GPREG_SUP:
6023 // if superior
6024 msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6025 if (!( GetPRM( i_cr1 ) > i_value ))
6026 {
6027 b_test_positive = false;
6028 }
6029 break;
6030 case CMD_DVD_IF_GPREG_SUP_EQUAL:
6031 // if superior or equal
6032 msg_Dbg( &sys.demuxer, "IF %s >= %s", GetRegTypeName( false, p_command[3] ).c_str(), GetRegTypeName( b_test_value, i_value ).c_str() );
6033 if (!( GetPRM( i_cr1 ) >= i_value ))
6034 {
6035 b_test_positive = false;
6036 }
6037 break;
6038 }
6039
6040 if ( !b_test_positive )
6041 return false;
6042 }
6043
6044 // strip the test command
6045 i_command &= 0xFF0F;
6046
6047 switch ( i_command )
6048 {
6049 case CMD_DVD_NOP:
6050 case CMD_DVD_NOP2:
6051 {
6052 msg_Dbg( &sys.demuxer, "NOP" );
6053 break;
6054 }
6055 case CMD_DVD_BREAK:
6056 {
6057 msg_Dbg( &sys.demuxer, "Break" );
6058 // TODO
6059 break;
6060 }
6061 case CMD_DVD_JUMP_TT:
6062 {
6063 uint8 i_title = p_command[5];
6064 msg_Dbg( &sys.demuxer, "JumpTT %d", i_title );
6065
6066 // find in the ChapProcessPrivate matching this Title level
6067 p_chapter = sys.BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title), p_segment );
6068 if ( p_segment != NULL )
6069 {
6070 sys.JumpTo( *p_segment, p_chapter );
6071 f_result = true;
6072 }
6073
6074 break;
6075 }
6076 case CMD_DVD_CALLSS_VTSM1:
6077 {
6078 msg_Dbg( &sys.demuxer, "CallSS" );
6079 binary p_type;
6080 switch( (p_command[6] & 0xC0) >> 6 ) {
6081 case 0:
6082 p_type = p_command[5] & 0x0F;
6083 switch ( p_type )
6084 {
6085 case 0x00:
6086 msg_Dbg( &sys.demuxer, "CallSS PGC (rsm_cell %x)", p_command[4]);
6087 break;
6088 case 0x02:
6089 msg_Dbg( &sys.demuxer, "CallSS Title Entry (rsm_cell %x)", p_command[4]);
6090 break;
6091 case 0x03:
6092 msg_Dbg( &sys.demuxer, "CallSS Root Menu (rsm_cell %x)", p_command[4]);
6093 break;
6094 case 0x04:
6095 msg_Dbg( &sys.demuxer, "CallSS Subpicture Menu (rsm_cell %x)", p_command[4]);
6096 break;
6097 case 0x05:
6098 msg_Dbg( &sys.demuxer, "CallSS Audio Menu (rsm_cell %x)", p_command[4]);
6099 break;
6100 case 0x06:
6101 msg_Dbg( &sys.demuxer, "CallSS Angle Menu (rsm_cell %x)", p_command[4]);
6102 break;
6103 case 0x07:
6104 msg_Dbg( &sys.demuxer, "CallSS Chapter Menu (rsm_cell %x)", p_command[4]);
6105 break;
6106 default:
6107 msg_Dbg( &sys.demuxer, "CallSS <unknown> (rsm_cell %x)", p_command[4]);
6108 break;
6109 }
6110 p_chapter = sys.BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1, p_segment );
6111 if ( p_segment != NULL )
6112 {
6113 sys.JumpTo( *p_segment, p_chapter );
6114 f_result = true;
6115 }
6116 break;
6117 case 1:
6118 msg_Dbg( &sys.demuxer, "CallSS VMGM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6119 break;
6120 case 2:
6121 msg_Dbg( &sys.demuxer, "CallSS VTSM (menu %d, rsm_cell %x)", p_command[5] & 0x0F, p_command[4]);
6122 break;
6123 case 3:
6124 msg_Dbg( &sys.demuxer, "CallSS VMGM (pgc %d, rsm_cell %x)", (p_command[2] << 8) + p_command[3], p_command[4]);
6125 break;
6126 }
6127 break;
6128 }
6129 case CMD_DVD_JUMP_SS:
6130 {
6131 msg_Dbg( &sys.demuxer, "JumpSS");
6132 binary p_type;
6133 switch( (p_command[5] & 0xC0) >> 6 ) {
6134 case 0:
6135 msg_Dbg( &sys.demuxer, "JumpSS FP");
6136 break;
6137 case 1:
6138 p_type = p_command[5] & 0x0F;
6139 switch ( p_type )
6140 {
6141 case 0x02:
6142 msg_Dbg( &sys.demuxer, "JumpSS VMGM Title Entry");
6143 break;
6144 case 0x03:
6145 msg_Dbg( &sys.demuxer, "JumpSS VMGM Root Menu");
6146 break;
6147 case 0x04:
6148 msg_Dbg( &sys.demuxer, "JumpSS VMGM Subpicture Menu");
6149 break;
6150 case 0x05:
6151 msg_Dbg( &sys.demuxer, "JumpSS VMGM Audio Menu");
6152 break;
6153 case 0x06:
6154 msg_Dbg( &sys.demuxer, "JumpSS VMGM Angle Menu");
6155 break;
6156 case 0x07:
6157 msg_Dbg( &sys.demuxer, "JumpSS VMGM Chapter Menu");
6158 break;
6159 default:
6160 msg_Dbg( &sys.demuxer, "JumpSS <unknown>");
6161 break;
6162 }
6163 // find the VMG
6164 p_chapter = sys.BrowseCodecPrivate( 1, MatchIsVMG, NULL, 0, p_segment );
6165 if ( p_segment != NULL )
6166 {
6167 p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6168 if ( p_chapter != NULL )
6169 {
6170 sys.JumpTo( *p_segment, p_chapter );
6171 f_result = true;
6172 }
6173 }
6174 break;
6175 case 2:
6176 p_type = p_command[5] & 0x0F;
6177 switch ( p_type )
6178 {
6179 case 0x02:
6180 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Title Entry", p_command[4], p_command[3]);
6181 break;
6182 case 0x03:
6183 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Root Menu", p_command[4], p_command[3]);
6184 break;
6185 case 0x04:
6186 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Subpicture Menu", p_command[4], p_command[3]);
6187 break;
6188 case 0x05:
6189 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Audio Menu", p_command[4], p_command[3]);
6190 break;
6191 case 0x06:
6192 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Angle Menu", p_command[4], p_command[3]);
6193 break;
6194 case 0x07:
6195 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) Chapter Menu", p_command[4], p_command[3]);
6196 break;
6197 default:
6198 msg_Dbg( &sys.demuxer, "JumpSS VTSM (vts %d, ttn %d) <unknown>", p_command[4], p_command[3]);
6199 break;
6200 }
6201
6202 p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSMNumber, &p_command[4], 1, p_segment );
6203
6204 if ( p_segment != NULL && p_chapter != NULL )
6205 {
6206 // find the title in the VTS
6207 p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &p_command[3], 1 );
6208 if ( p_chapter != NULL )
6209 {
6210 // find the specified menu in the VTSM
6211 p_chapter = p_segment->BrowseCodecPrivate( 1, MatchPgcType, &p_type, 1 );
6212 if ( p_chapter != NULL )
6213 {
6214 sys.JumpTo( *p_segment, p_chapter );
6215 f_result = true;
6216 }
6217 }
6218 else
6219 msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", p_command[3] );
6220 }
6221 else
6222 msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", p_command[4] );
6223 break;
6224 case 3:
6225 msg_Dbg( &sys.demuxer, "JumpSS VMGM (pgc %d)", (p_command[2] << 8) + p_command[3]);
6226 break;
6227 }
6228 break;
6229 }
6230 case CMD_DVD_JUMPVTS_PTT:
6231 {
6232 uint8 i_title = p_command[5];
6233 uint8 i_ptt = p_command[3];
6234
6235 msg_Dbg( &sys.demuxer, "JumpVTS Title (%d) PTT (%d)", i_title, i_ptt);
6236
6237 // find the current VTS content segment
6238 p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchIsDomain, NULL, 0 );
6239 if ( p_chapter != NULL )
6240 {
6241 int16 i_curr_title = p_chapter->GetTitleNumber( );
6242 if ( i_curr_title > 0 )
6243 {
6244 p_chapter = sys.BrowseCodecPrivate( 1, MatchVTSNumber, &i_curr_title, sizeof(i_curr_title), p_segment );
6245
6246 if ( p_segment != NULL && p_chapter != NULL )
6247 {
6248 // find the title in the VTS
6249 p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchTitleNumber, &i_title, sizeof(i_title) );
6250 if ( p_chapter != NULL )
6251 {
6252 // find the chapter in the title
6253 p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchChapterNumber, &i_ptt, sizeof(i_ptt) );
6254 if ( p_chapter != NULL )
6255 {
6256 sys.JumpTo( *p_segment, p_chapter );
6257 f_result = true;
6258 }
6259 }
6260 else
6261 msg_Dbg( &sys.demuxer, "Title (%d) does not exist in this VTS", i_title );
6262 }
6263 else
6264 msg_Dbg( &sys.demuxer, "DVD Domain VTS (%d) not found", i_curr_title );
6265 }
6266 else
6267 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command found but not in a VTS(M)");
6268 }
6269 else
6270 msg_Dbg( &sys.demuxer, "JumpVTS_PTT command but the DVD domain wasn't found");
6271 break;
6272 }
6273 case CMD_DVD_SET_GPRMMD:
6274 {
6275 msg_Dbg( &sys.demuxer, "Set GPRMMD [%d]=%d", (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3]);
6276
6277 if ( !SetGPRM( (p_command[4] << 8) + p_command[5], (p_command[2] << 8) + p_command[3] ) )
6278 msg_Dbg( &sys.demuxer, "Set GPRMMD failed" );
6279 break;
6280 }
6281 case CMD_DVD_LINKPGCN:
6282 {
6283 uint16 i_pgcn = (p_command[6] << 8) + p_command[7];
6284
6285 msg_Dbg( &sys.demuxer, "Link PGCN(%d)", i_pgcn );
6286 p_chapter = sys.p_current_segment->BrowseCodecPrivate( 1, MatchPgcNumber, &i_pgcn, 2 );
6287 if ( p_chapter != NULL )
6288 {
6289 if ( !p_chapter->Enter( true ) )
6290 // jump to the location in the found segment
6291 sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6292
6293 f_result = true;
6294 }
6295 break;
6296 }
6297 case CMD_DVD_LINKCN:
6298 {
6299 uint8 i_cn = p_command[7];
6300
6301 p_chapter = sys.p_current_segment->CurrentChapter();
6302
6303 msg_Dbg( &sys.demuxer, "LinkCN (cell %d)", i_cn );
6304 p_chapter = p_chapter->BrowseCodecPrivate( 1, MatchCellNumber, &i_cn, 1 );
6305 if ( p_chapter != NULL )
6306 {
6307 if ( !p_chapter->Enter( true ) )
6308 // jump to the location in the found segment
6309 sys.p_current_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6310
6311 f_result = true;
6312 }
6313 break;
6314 }
6315 case CMD_DVD_GOTO_LINE:
6316 {
6317 msg_Dbg( &sys.demuxer, "GotoLine (%d)", (p_command[6] << 8) + p_command[7] );
6318 // TODO
6319 break;
6320 }
6321 case CMD_DVD_SET_HL_BTNN1:
6322 {
6323 msg_Dbg( &sys.demuxer, "SetHL_BTN (%d)", p_command[4] );
6324 SetSPRM( 0x88, p_command[4] );
6325 break;
6326 }
6327 default:
6328 {
6329 msg_Dbg( &sys.demuxer, "unsupported command : %02X %02X %02X %02X %02X %02X %02X %02X"
6330 ,p_command[0]
6331 ,p_command[1]
6332 ,p_command[2]
6333 ,p_command[3]
6334 ,p_command[4]
6335 ,p_command[5]
6336 ,p_command[6]
6337 ,p_command[7]);
6338 break;
6339 }
6340 }
6341
6342 return f_result;
6343 }
6344
6345 bool dvd_command_interpretor_c::MatchIsDomain( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6346 {
6347 return ( data.p_private_data != NULL && data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS );
6348 }
6349
6350 bool dvd_command_interpretor_c::MatchIsVMG( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6351 {
6352 if ( data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6353 return false;
6354
6355 return ( data.p_private_data->GetBuffer()[0] == MATROSKA_DVD_LEVEL_SS && data.p_private_data->GetBuffer()[1] == 0xC0);
6356 }
6357
6358 bool dvd_command_interpretor_c::MatchVTSNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6359 {
6360 if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6361 return false;
6362
6363 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x80 )
6364 return false;
6365
6366 uint16 i_gtitle = (data.p_private_data->GetBuffer()[2] << 8 ) + data.p_private_data->GetBuffer()[3];
6367 uint16 i_title = *(uint16*)p_cookie;
6368
6369 return (i_gtitle == i_title);
6370 }
6371
6372 bool dvd_command_interpretor_c::MatchVTSMNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6373 {
6374 if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6375 return false;
6376
6377 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_SS || data.p_private_data->GetBuffer()[1] != 0x40 )
6378 return false;
6379
6380 uint8 i_gtitle = data.p_private_data->GetBuffer()[3];
6381 uint8 i_title = *(uint8*)p_cookie;
6382
6383 return (i_gtitle == i_title);
6384 }
6385
6386 bool dvd_command_interpretor_c::MatchTitleNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6387 {
6388 if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 4 )
6389 return false;
6390
6391 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_TT )
6392 return false;
6393
6394 uint16 i_gtitle = (data.p_private_data->GetBuffer()[1] << 8 ) + data.p_private_data->GetBuffer()[2];
6395 uint8 i_title = *(uint8*)p_cookie;
6396
6397 return (i_gtitle == i_title);
6398 }
6399
6400 bool dvd_command_interpretor_c::MatchPgcType( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6401 {
6402 if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6403 return false;
6404
6405 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6406 return false;
6407
6408 uint8 i_pgc_type = data.p_private_data->GetBuffer()[3] & 0x0F;
6409 uint8 i_pgc = *(uint8*)p_cookie;
6410
6411 return (i_pgc_type == i_pgc);
6412 }
6413
6414 bool dvd_command_interpretor_c::MatchPgcNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6415 {
6416 if ( i_cookie_size != 2 || data.p_private_data == NULL || data.p_private_data->GetSize() < 8 )
6417 return false;
6418
6419 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PGC )
6420 return false;
6421
6422 uint16 *i_pgc_n = (uint16 *)p_cookie;
6423 uint16 i_pgc_num = (data.p_private_data->GetBuffer()[1] << 8) + data.p_private_data->GetBuffer()[2];
6424
6425 return (i_pgc_num == *i_pgc_n);
6426 }
6427
6428 bool dvd_command_interpretor_c::MatchChapterNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6429 {
6430 if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 2 )
6431 return false;
6432
6433 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_PTT )
6434 return false;
6435
6436 uint8 i_chapter = data.p_private_data->GetBuffer()[1];
6437 uint8 i_ptt = *(uint8*)p_cookie;
6438
6439 return (i_chapter == i_ptt);
6440 }
6441
6442 bool dvd_command_interpretor_c::MatchCellNumber( const chapter_codec_cmds_c &data, const void *p_cookie, size_t i_cookie_size )
6443 {
6444 if ( i_cookie_size != 1 || data.p_private_data == NULL || data.p_private_data->GetSize() < 5 )
6445 return false;
6446
6447 if ( data.p_private_data->GetBuffer()[0] != MATROSKA_DVD_LEVEL_CN )
6448 return false;
6449
6450 uint8 *i_cell_n = (uint8 *)p_cookie;
6451 uint8 i_cell_num = data.p_private_data->GetBuffer()[3];
6452
6453 return (i_cell_num == *i_cell_n);
6454 }
6455
6456 bool matroska_script_codec_c::Enter()
6457 {
6458 bool f_result = false;
6459 std::vector<KaxChapterProcessData*>::iterator index = enter_cmds.begin();
6460 while ( index != enter_cmds.end() )
6461 {
6462 if ( (*index)->GetSize() )
6463 {
6464 msg_Dbg( &sys.demuxer, "Matroska Script enter command" );
6465 f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6466 }
6467 index++;
6468 }
6469 return f_result;
6470 }
6471
6472 bool matroska_script_codec_c::Leave()
6473 {
6474 bool f_result = false;
6475 std::vector<KaxChapterProcessData*>::iterator index = leave_cmds.begin();
6476 while ( index != leave_cmds.end() )
6477 {
6478 if ( (*index)->GetSize() )
6479 {
6480 msg_Dbg( &sys.demuxer, "Matroska Script leave command" );
6481 f_result |= interpretor.Interpret( (*index)->GetBuffer(), (*index)->GetSize() );
6482 }
6483 index++;
6484 }
6485 return f_result;
6486 }
6487
6488 // see http://www.matroska.org/technical/specs/chapters/index.html#mscript
6489 // for a description of existing commands
6490 bool matroska_script_interpretor_c::Interpret( const binary * p_command, size_t i_size )
6491 {
6492 bool b_result = false;
6493
6494 char *psz_str = (char*) malloc( i_size + 1 );
6495 memcpy( psz_str, p_command, i_size );
6496 psz_str[ i_size ] = '\0';
6497
6498 std::string sz_command = psz_str;
6499 free( psz_str );
6500
6501 msg_Dbg( &sys.demuxer, "command : %s", sz_command.c_str() );
6502
6503 #if defined(__GNUC__) && (__GNUC__ < 3)
6504 if ( sz_command.compare( CMD_MS_GOTO_AND_PLAY, 0, CMD_MS_GOTO_AND_PLAY.size() ) == 0 )
6505 #else
6506 if ( sz_command.compare( 0, CMD_MS_GOTO_AND_PLAY.size(), CMD_MS_GOTO_AND_PLAY ) == 0 )
6507 #endif
6508 {
6509 size_t i,j;
6510
6511 // find the (
6512 for ( i=CMD_MS_GOTO_AND_PLAY.size(); i<sz_command.size(); i++)
6513 {
6514 if ( sz_command[i] == '(' )
6515 {
6516 i++;
6517 break;
6518 }
6519 }
6520 // find the )
6521 for ( j=i; j<sz_command.size(); j++)
6522 {
6523 if ( sz_command[j] == ')' )
6524 {
6525 i--;
6526 break;
6527 }
6528 }
6529
6530 std::string st = sz_command.substr( i+1, j-i-1 );
6531 int64_t i_chapter_uid = atoi( st.c_str() );
6532
6533 virtual_segment_c *p_segment;
6534 chapter_item_c *p_chapter = sys.FindChapter( i_chapter_uid, p_segment );
6535
6536 if ( p_chapter == NULL )
6537 msg_Dbg( &sys.demuxer, "Chapter "I64Fd" not found", i_chapter_uid);
6538 else
6539 {
6540 if ( !p_chapter->EnterAndLeave( sys.p_current_segment->CurrentChapter() ) )
6541 p_segment->Seek( sys.demuxer, p_chapter->i_user_start_time, -1, p_chapter );
6542 b_result = true;
6543 }
6544 }
6545
6546 return b_result;
6547 }
6548
6549 void demux_sys_t::SwapButtons()
6550 {
6551 #ifndef WORDS_BIGENDIAN
6552 uint8_t button, i, j;
6553
6554 for( button = 1; button <= pci_packet.hli.hl_gi.btn_ns; button++) {
6555 btni_t *button_ptr = &(pci_packet.hli.btnit[button-1]);
6556 binary *p_data = (binary*) button_ptr;
6557
6558 uint16 i_x_start = ((p_data[0] & 0x3F) << 4 ) + ( p_data[1] >> 4 );
6559 uint16 i_x_end = ((p_data[1] & 0x03) << 8 ) + p_data[2];
6560 uint16 i_y_start = ((p_data[3] & 0x3F) << 4 ) + ( p_data[4] >> 4 );
6561 uint16 i_y_end = ((p_data[4] & 0x03) << 8 ) + p_data[5];
6562 button_ptr->x_start = i_x_start;
6563 button_ptr->x_end = i_x_end;
6564 button_ptr->y_start = i_y_start;
6565 button_ptr->y_end = i_y_end;
6566
6567 }
6568 for ( i = 0; i<3; i++ )
6569 {
6570 for ( j = 0; j<2; j++ )
6571 {
6572 pci_packet.hli.btn_colit.btn_coli[i][j] = U32_AT( &pci_packet.hli.btn_colit.btn_coli[i][j] );
6573 }
6574 }
6575 #endif
6576 }
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