1 /*****************************************************************************
2 * mkv.cpp : matroska demuxer
3 *****************************************************************************
4 * Copyright (C) 2003-2004 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Steve Lhomme <steve.lhomme@free.fr>
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.
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.
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 *****************************************************************************/
25 #include "matroska_segment.hpp"
27 #include "chapters.hpp"
32 #include "../vobsub.h"
35 /* GetFourCC helper */
36 #define GetFOURCC( p ) __GetFOURCC( (uint8_t*)p )
37 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
39 return VLC_FOURCC( p[0], p[1], p[2], p[3] );
43 matroska_segment_c::~matroska_segment_c()
45 for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
47 delete tracks[i_track]->p_compression_data;
48 es_format_Clean( &tracks[i_track]->fmt );
49 free( tracks[i_track]->p_extra_data );
50 free( tracks[i_track]->psz_codec );
51 delete tracks[i_track];
54 free( psz_writing_application );
55 free( psz_muxing_application );
56 free( psz_segment_filename );
64 delete p_prev_segment_uid;
65 delete p_next_segment_uid;
67 std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
68 while ( index != stored_editions.end() )
73 std::vector<chapter_translation_c*>::iterator indext = translations.begin();
74 while ( indext != translations.end() )
79 std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
80 while ( indexf != families.end() )
88 /*****************************************************************************
90 * * LoadCues : load the cues element and update index
92 * * LoadTags : load ... the tags element
94 * * InformationCreate : create all information, load tags if present
96 *****************************************************************************/
97 void matroska_segment_c::LoadCues( KaxCues *cues )
104 msg_Err( &sys.demuxer, "There can be only 1 Cues per section." );
108 ep = new EbmlParser( &es, cues, &sys.demuxer );
109 while( ( el = ep->Get() ) != NULL )
111 if( MKV_IS_ID( el, KaxCuePoint ) )
113 #define idx p_indexes[i_index]
116 idx.i_block_number= -1;
122 while( ( el = ep->Get() ) != NULL )
124 if( MKV_IS_ID( el, KaxCueTime ) )
126 KaxCueTime &ctime = *(KaxCueTime*)el;
128 ctime.ReadData( es.I_O() );
130 idx.i_time = uint64( ctime ) * i_timescale / (mtime_t)1000;
132 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
135 while( ( el = ep->Get() ) != NULL )
137 if( MKV_IS_ID( el, KaxCueTrack ) )
139 KaxCueTrack &ctrack = *(KaxCueTrack*)el;
141 ctrack.ReadData( es.I_O() );
142 idx.i_track = uint16( ctrack );
144 else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
146 KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
148 ccpos.ReadData( es.I_O() );
149 idx.i_position = segment->GetGlobalPosition( uint64( ccpos ) );
151 else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
153 KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
155 cbnum.ReadData( es.I_O() );
156 idx.i_block_number = uint32( cbnum );
160 msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
167 msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
173 msg_Dbg( &sys.demuxer, " * added time=%"PRId64" pos=%"PRId64
174 " track=%d bnum=%d", idx.i_time, idx.i_position,
175 idx.i_track, idx.i_block_number );
179 if( i_index >= i_index_max )
182 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
188 msg_Dbg( &sys.demuxer, " * Unknown (%s)", typeid(*el).name() );
193 msg_Dbg( &sys.demuxer, "| - loading cues done." );
196 void matroska_segment_c::LoadTags( KaxTags *tags )
201 /* Master elements */
202 ep = new EbmlParser( &es, tags, &sys.demuxer );
204 while( ( el = ep->Get() ) != NULL )
206 if( MKV_IS_ID( el, KaxTag ) )
208 msg_Dbg( &sys.demuxer, "+ Tag" );
210 while( ( el = ep->Get() ) != NULL )
212 if( MKV_IS_ID( el, KaxTagTargets ) )
214 msg_Dbg( &sys.demuxer, "| + Targets" );
216 while( ( el = ep->Get() ) != NULL )
218 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
222 else if( MKV_IS_ID( el, KaxTagGeneral ) )
224 msg_Dbg( &sys.demuxer, "| + General" );
226 while( ( el = ep->Get() ) != NULL )
228 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
232 else if( MKV_IS_ID( el, KaxTagGenres ) )
234 msg_Dbg( &sys.demuxer, "| + Genres" );
236 while( ( el = ep->Get() ) != NULL )
238 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
242 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
244 msg_Dbg( &sys.demuxer, "| + Audio Specific" );
246 while( ( el = ep->Get() ) != NULL )
248 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
252 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
254 msg_Dbg( &sys.demuxer, "| + Images Specific" );
256 while( ( el = ep->Get() ) != NULL )
258 msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() );
262 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
264 msg_Dbg( &sys.demuxer, "| + Multi Comment" );
266 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
268 msg_Dbg( &sys.demuxer, "| + Multi Commercial" );
270 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
272 msg_Dbg( &sys.demuxer, "| + Multi Date" );
274 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
276 msg_Dbg( &sys.demuxer, "| + Multi Entity" );
278 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
280 msg_Dbg( &sys.demuxer, "| + Multi Identifier" );
282 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
284 msg_Dbg( &sys.demuxer, "| + Multi Legal" );
286 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
288 msg_Dbg( &sys.demuxer, "| + Multi Title" );
292 msg_Dbg( &sys.demuxer, "| + LoadTag Unknown (%s)", typeid( *el ).name() );
299 msg_Dbg( &sys.demuxer, "+ Unknown (%s)", typeid( *el ).name() );
304 msg_Dbg( &sys.demuxer, "loading tags done." );
307 /*****************************************************************************
309 *****************************************************************************/
310 void matroska_segment_c::InformationCreate( )
312 sys.meta = vlc_meta_New();
316 vlc_meta_SetTitle( sys.meta, psz_title );
320 vlc_meta_SetDate( sys.meta, psz_date_utc );
323 if( psz_segment_filename )
325 fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
327 if( psz_muxing_application )
329 fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
331 if( psz_writing_application )
333 fprintf( stderr, "***** WARNING: Unhandled meta - Use custom\n" );
336 for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
338 // mkv_track_t *tk = tracks[i_track];
339 // vlc_meta_t *mtk = vlc_meta_New();
340 fprintf( stderr, "***** WARNING: Unhandled child meta\n");
344 if( i_tags_position >= 0 )
348 stream_Control( sys.demuxer.s, STREAM_CAN_FASTSEEK, &b_seekable );
358 /*****************************************************************************
360 *****************************************************************************/
362 void matroska_segment_c::IndexAppendCluster( KaxCluster *cluster )
364 #define idx p_indexes[i_index]
366 idx.i_block_number= -1;
367 idx.i_position = cluster->GetElementPosition();
372 if( i_index >= i_index_max )
375 p_indexes = (mkv_index_t*)realloc( p_indexes, sizeof( mkv_index_t ) * i_index_max );
381 bool matroska_segment_c::PreloadFamily( const matroska_segment_c & of_segment )
386 for (size_t i=0; i<families.size(); i++)
388 for (size_t j=0; j<of_segment.families.size(); j++)
390 if ( *(families[i]) == *(of_segment.families[j]) )
398 bool matroska_segment_c::CompareSegmentUIDs( const matroska_segment_c * p_item_a, const matroska_segment_c * p_item_b )
402 if ( p_item_a == NULL || p_item_b == NULL )
405 p_tmp = (EbmlBinary *)p_item_a->p_segment_uid;
406 if ( p_item_b->p_prev_segment_uid != NULL
407 && *p_tmp == *p_item_b->p_prev_segment_uid )
410 p_tmp = (EbmlBinary *)p_item_a->p_next_segment_uid;
414 if ( p_item_b->p_segment_uid != NULL
415 && *p_tmp == *p_item_b->p_segment_uid )
418 if ( p_item_b->p_prev_segment_uid != NULL
419 && *p_tmp == *p_item_b->p_prev_segment_uid )
425 bool matroska_segment_c::Preload( )
430 EbmlElement *el = NULL;
432 ep->Reset( &sys.demuxer );
434 while( ( el = ep->Get() ) != NULL )
436 if( MKV_IS_ID( el, KaxSeekHead ) )
438 /* Multiple allowed */
439 /* We bail at 10, to prevent possible recursion */
440 msg_Dbg( &sys.demuxer, "| + Seek head" );
441 if( i_seekhead_count < 10 )
443 i_seekhead_position = (int64_t) es.I_O().getFilePointer();
444 ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
447 else if( MKV_IS_ID( el, KaxInfo ) )
449 /* Multiple allowed, mandatory */
450 msg_Dbg( &sys.demuxer, "| + Information" );
451 if( i_info_position < 0 ) // FIXME
452 ParseInfo( static_cast<KaxInfo*>( el ) );
453 i_info_position = (int64_t) es.I_O().getFilePointer();
455 else if( MKV_IS_ID( el, KaxTracks ) )
457 /* Multiple allowed */
458 msg_Dbg( &sys.demuxer, "| + Tracks" );
459 if( i_tracks_position < 0 ) // FIXME
460 ParseTracks( static_cast<KaxTracks*>( el ) );
461 if ( tracks.size() == 0 )
463 msg_Err( &sys.demuxer, "No tracks supported" );
466 i_tracks_position = (int64_t) es.I_O().getFilePointer();
468 else if( MKV_IS_ID( el, KaxCues ) )
470 msg_Dbg( &sys.demuxer, "| + Cues" );
471 if( i_cues_position < 0 )
472 LoadCues( static_cast<KaxCues*>( el ) );
473 i_cues_position = (int64_t) es.I_O().getFilePointer();
475 else if( MKV_IS_ID( el, KaxCluster ) )
477 msg_Dbg( &sys.demuxer, "| + Cluster" );
479 cluster = (KaxCluster*)el;
481 i_cluster_pos = i_start_pos = cluster->GetElementPosition();
485 /* stop pre-parsing the stream */
488 else if( MKV_IS_ID( el, KaxAttachments ) )
490 msg_Dbg( &sys.demuxer, "| + Attachments" );
491 if( i_attachments_position < 0 )
492 ParseAttachments( static_cast<KaxAttachments*>( el ) );
493 i_attachments_position = (int64_t) es.I_O().getFilePointer();
495 else if( MKV_IS_ID( el, KaxChapters ) )
497 msg_Dbg( &sys.demuxer, "| + Chapters" );
498 if( i_chapters_position < 0 )
499 ParseChapters( static_cast<KaxChapters*>( el ) );
500 i_chapters_position = (int64_t) es.I_O().getFilePointer();
502 else if( MKV_IS_ID( el, KaxTag ) )
504 msg_Dbg( &sys.demuxer, "| + Tags" );
505 if( i_tags_position < 0) // FIXME
506 ;//LoadTags( static_cast<KaxTags*>( el ) );
507 i_tags_position = (int64_t) es.I_O().getFilePointer();
510 msg_Dbg( &sys.demuxer, "| + Preload Unknown (%s)", typeid(*el).name() );
518 /* Here we try to load elements that were found in Seek Heads, but not yet parsed */
519 bool matroska_segment_c::LoadSeekHeadItem( const EbmlCallbacks & ClassInfos, int64_t i_element_position )
521 int64_t i_sav_position = (int64_t)es.I_O().getFilePointer();
524 es.I_O().setFilePointer( i_element_position, seek_beginning );
525 el = es.FindNextID( ClassInfos, 0xFFFFFFFFL);
529 msg_Err( &sys.demuxer, "cannot load some cues/chapters/tags etc. (broken seekhead or file)" );
530 es.I_O().setFilePointer( i_sav_position, seek_beginning );
534 if( MKV_IS_ID( el, KaxSeekHead ) )
536 /* Multiple allowed */
537 msg_Dbg( &sys.demuxer, "| + Seek head" );
538 if( i_seekhead_count < 10 )
540 i_seekhead_position = i_element_position;
541 ParseSeekHead( static_cast<KaxSeekHead*>( el ) );
544 else if( MKV_IS_ID( el, KaxInfo ) ) // FIXME
546 /* Multiple allowed, mandatory */
547 msg_Dbg( &sys.demuxer, "| + Information" );
548 if( i_info_position < 0 )
549 ParseInfo( static_cast<KaxInfo*>( el ) );
550 i_info_position = i_element_position;
552 else if( MKV_IS_ID( el, KaxTracks ) ) // FIXME
554 /* Multiple allowed */
555 msg_Dbg( &sys.demuxer, "| + Tracks" );
556 if( i_tracks_position < 0 )
557 ParseTracks( static_cast<KaxTracks*>( el ) );
558 if ( tracks.size() == 0 )
560 msg_Err( &sys.demuxer, "No tracks supported" );
562 es.I_O().setFilePointer( i_sav_position, seek_beginning );
565 i_tracks_position = i_element_position;
567 else if( MKV_IS_ID( el, KaxCues ) )
569 msg_Dbg( &sys.demuxer, "| + Cues" );
570 if( i_cues_position < 0 )
571 LoadCues( static_cast<KaxCues*>( el ) );
572 i_cues_position = i_element_position;
574 else if( MKV_IS_ID( el, KaxAttachments ) )
576 msg_Dbg( &sys.demuxer, "| + Attachments" );
577 if( i_attachments_position < 0 )
578 ParseAttachments( static_cast<KaxAttachments*>( el ) );
579 i_attachments_position = i_element_position;
581 else if( MKV_IS_ID( el, KaxChapters ) )
583 msg_Dbg( &sys.demuxer, "| + Chapters" );
584 if( i_chapters_position < 0 )
585 ParseChapters( static_cast<KaxChapters*>( el ) );
586 i_chapters_position = i_element_position;
588 else if( MKV_IS_ID( el, KaxTag ) ) // FIXME
590 msg_Dbg( &sys.demuxer, "| + Tags" );
591 if( i_tags_position < 0 )
592 ;//LoadTags( static_cast<KaxTags*>( el ) );
593 i_tags_position = i_element_position;
597 msg_Dbg( &sys.demuxer, "| + LoadSeekHeadItem Unknown (%s)", typeid(*el).name() );
601 es.I_O().setFilePointer( i_sav_position, seek_beginning );
605 int matroska_segment_c::BlockFindTrackIndex( size_t *pi_track,
606 const KaxBlock *p_block, const KaxSimpleBlock *p_simpleblock )
610 for( i_track = 0; i_track < tracks.size(); i_track++ )
612 const mkv_track_t *tk = tracks[i_track];
614 if( ( p_block != NULL && tk->i_number == p_block->TrackNum() ) ||
615 ( p_simpleblock != NULL && tk->i_number == p_simpleblock->TrackNum() ) )
621 if( i_track >= tracks.size() )
629 bool matroska_segment_c::Select( mtime_t i_start_time )
634 msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
635 sys.b_pci_packet_set = false;
637 for( i_track = 0; i_track < tracks.size(); i_track++ )
639 mkv_track_t *p_tk = tracks[i_track];
640 es_format_t *p_fmt = &p_tk->fmt;
642 if( tracks[i_track]->fmt.i_cat == UNKNOWN_ES )
644 msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, tracks[i_track]->i_number );
645 tracks[i_track]->p_es = NULL;
649 if( !strcmp( tracks[i_track]->psz_codec, "V_MS/VFW/FOURCC" ) )
651 if( tracks[i_track]->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
653 msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
654 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
658 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tracks[i_track]->p_extra_data;
660 tracks[i_track]->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
661 tracks[i_track]->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
662 tracks[i_track]->fmt.i_codec = GetFOURCC( &p_bih->biCompression );
664 tracks[i_track]->fmt.i_extra = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
665 if( tracks[i_track]->fmt.i_extra > 0 )
667 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
668 memcpy( tracks[i_track]->fmt.p_extra, &p_bih[1], tracks[i_track]->fmt.i_extra );
671 p_tk->b_dts_only = true;
673 else if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG1" ) ||
674 !strcmp( tracks[i_track]->psz_codec, "V_MPEG2" ) )
676 tracks[i_track]->fmt.i_codec = VLC_CODEC_MPGV;
678 else if( !strncmp( tracks[i_track]->psz_codec, "V_THEORA", 8 ) )
680 uint8_t *p_data = tracks[i_track]->p_extra_data;
681 tracks[i_track]->fmt.i_codec = VLC_CODEC_THEORA;
682 if( tracks[i_track]->i_extra_data >= 4 ) {
683 if( p_data[0] == 2 ) {
685 int i_size1 = 0, i_size2 = 0;
687 /* read size of first header packet */
688 while( *p_data == 0xFF &&
689 i < tracks[i_track]->i_extra_data )
698 msg_Dbg( &sys.demuxer, "first theora header size %d", i_size1 );
699 /* read size of second header packet */
700 while( *p_data == 0xFF &&
701 i < tracks[i_track]->i_extra_data )
710 int i_size3 = tracks[i_track]->i_extra_data - i - i_size1
712 msg_Dbg( &sys.demuxer, "second theora header size %d", i_size2 );
713 msg_Dbg( &sys.demuxer, "third theora header size %d", i_size3 );
714 tracks[i_track]->fmt.i_extra = i_size1 + i_size2 + i_size3
716 if( i_size1 > 0 && i_size2 > 0 && i_size3 > 0 ) {
717 tracks[i_track]->fmt.p_extra =
718 malloc( tracks[i_track]->fmt.i_extra );
719 uint8_t *p_out = (uint8_t*)tracks[i_track]->fmt.p_extra;
720 *p_out++ = (i_size1>>8) & 0xFF;
721 *p_out++ = i_size1 & 0xFF;
722 memcpy( p_out, p_data, i_size1 );
726 *p_out++ = (i_size2>>8) & 0xFF;
727 *p_out++ = i_size2 & 0xFF;
728 memcpy( p_out, p_data, i_size2 );
732 *p_out++ = (i_size3>>8) & 0xFF;
733 *p_out++ = i_size3 & 0xFF;
734 memcpy( p_out, p_data, i_size3 );
740 msg_Err( &sys.demuxer, "inconsistant theora extradata" );
744 msg_Err( &sys.demuxer, "Wrong number of ogg packets with theora headers (%d)", p_data[0] + 1 );
748 else if( !strncmp( tracks[i_track]->psz_codec, "V_REAL/RV", 9 ) )
750 if( !strcmp( p_tk->psz_codec, "V_REAL/RV10" ) )
751 p_fmt->i_codec = VLC_CODEC_RV10;
752 else if( !strcmp( p_tk->psz_codec, "V_REAL/RV20" ) )
753 p_fmt->i_codec = VLC_CODEC_RV20;
754 else if( !strcmp( p_tk->psz_codec, "V_REAL/RV30" ) )
755 p_fmt->i_codec = VLC_CODEC_RV30;
756 else if( !strcmp( p_tk->psz_codec, "V_REAL/RV40" ) )
757 p_fmt->i_codec = VLC_CODEC_RV40;
759 if( p_tk->i_extra_data > 26 )
761 p_fmt->p_extra = malloc( p_tk->i_extra_data - 26 );
764 p_fmt->i_extra = p_tk->i_extra_data - 26;
765 memcpy( p_fmt->p_extra, &p_tk->p_extra_data[26], p_fmt->i_extra );
768 p_tk->b_dts_only = true;
770 else if( !strncmp( tracks[i_track]->psz_codec, "V_DIRAC", 7 ) )
772 tracks[i_track]->fmt.i_codec = VLC_CODEC_DIRAC;
774 else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4", 7 ) )
776 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/MS/V3" ) )
778 tracks[i_track]->fmt.i_codec = VLC_CODEC_DIV3;
780 else if( !strncmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO", 11 ) )
782 /* A MPEG 4 codec, SP, ASP, AP or AVC */
783 if( !strcmp( tracks[i_track]->psz_codec, "V_MPEG4/ISO/AVC" ) )
784 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
786 tracks[i_track]->fmt.i_codec = VLC_CODEC_MP4V;
787 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
788 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
789 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
792 else if( !strcmp( tracks[i_track]->psz_codec, "V_QUICKTIME" ) )
794 MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
795 stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(&sys.demuxer),
796 tracks[i_track]->p_extra_data,
797 tracks[i_track]->i_extra_data,
799 if( MP4_ReadBoxCommon( p_mp4_stream, p_box ) &&
800 MP4_ReadBox_sample_vide( p_mp4_stream, p_box ) )
802 tracks[i_track]->fmt.i_codec = p_box->i_type;
803 tracks[i_track]->fmt.video.i_width = p_box->data.p_sample_vide->i_width;
804 tracks[i_track]->fmt.video.i_height = p_box->data.p_sample_vide->i_height;
805 tracks[i_track]->fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
806 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
807 memcpy( tracks[i_track]->fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tracks[i_track]->fmt.i_extra );
808 MP4_FreeBox_sample_vide( p_box );
814 stream_Delete( p_mp4_stream );
816 else if( !strcmp( tracks[i_track]->psz_codec, "A_MS/ACM" ) )
818 if( tracks[i_track]->i_extra_data < (int)sizeof( WAVEFORMATEX ) )
820 msg_Err( &sys.demuxer, "missing/invalid WAVEFORMATEX" );
821 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
825 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tracks[i_track]->p_extra_data;
827 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tracks[i_track]->fmt.i_codec, NULL );
829 tracks[i_track]->fmt.audio.i_channels = GetWLE( &p_wf->nChannels );
830 tracks[i_track]->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
831 tracks[i_track]->fmt.i_bitrate = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
832 tracks[i_track]->fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
833 tracks[i_track]->fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
835 tracks[i_track]->fmt.i_extra = GetWLE( &p_wf->cbSize );
836 if( tracks[i_track]->fmt.i_extra > 0 )
838 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
839 memcpy( tracks[i_track]->fmt.p_extra, &p_wf[1], tracks[i_track]->fmt.i_extra );
843 else if( !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L3" ) ||
844 !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L2" ) ||
845 !strcmp( tracks[i_track]->psz_codec, "A_MPEG/L1" ) )
847 tracks[i_track]->fmt.i_codec = VLC_CODEC_MPGA;
849 else if( !strcmp( tracks[i_track]->psz_codec, "A_AC3" ) )
851 tracks[i_track]->fmt.i_codec = VLC_CODEC_A52;
853 else if( !strcmp( tracks[i_track]->psz_codec, "A_EAC3" ) )
855 tracks[i_track]->fmt.i_codec = VLC_CODEC_EAC3;
857 else if( !strcmp( tracks[i_track]->psz_codec, "A_DTS" ) )
859 tracks[i_track]->fmt.i_codec = VLC_CODEC_DTS;
861 else if( !strcmp( tracks[i_track]->psz_codec, "A_MLP" ) )
863 tracks[i_track]->fmt.i_codec = VLC_CODEC_MLP;
865 else if( !strcmp( tracks[i_track]->psz_codec, "A_TRUEHD" ) )
867 /* FIXME when more samples arrive */
868 tracks[i_track]->fmt.i_codec = VLC_CODEC_TRUEHD;
869 p_fmt->b_packetized = false;
871 else if( !strcmp( tracks[i_track]->psz_codec, "A_FLAC" ) )
873 tracks[i_track]->fmt.i_codec = VLC_CODEC_FLAC;
874 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
875 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
876 memcpy( tracks[i_track]->fmt.p_extra,tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
878 else if( !strcmp( tracks[i_track]->psz_codec, "A_VORBIS" ) )
880 int i, i_offset = 1, i_size[3], i_extra;
883 tracks[i_track]->fmt.i_codec = VLC_CODEC_VORBIS;
885 /* Split the 3 headers */
886 if( tracks[i_track]->p_extra_data[0] != 0x02 )
887 msg_Err( &sys.demuxer, "invalid vorbis header" );
889 for( i = 0; i < 2; i++ )
892 while( i_offset < tracks[i_track]->i_extra_data )
894 i_size[i] += tracks[i_track]->p_extra_data[i_offset];
895 if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
899 i_size[0] = __MIN(i_size[0], tracks[i_track]->i_extra_data - i_offset);
900 i_size[1] = __MIN(i_size[1], tracks[i_track]->i_extra_data -i_offset -i_size[0]);
901 i_size[2] = tracks[i_track]->i_extra_data - i_offset - i_size[0] - i_size[1];
903 tracks[i_track]->fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
904 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
905 p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra; i_extra = 0;
906 for( i = 0; i < 3; i++ )
908 *(p_extra++) = i_size[i] >> 8;
909 *(p_extra++) = i_size[i] & 0xFF;
910 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra,
912 p_extra += i_size[i];
913 i_extra += i_size[i];
916 else if( !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
917 !strncmp( tracks[i_track]->psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
919 int i_profile, i_srate, sbr = 0;
920 static const unsigned int i_sample_rates[] =
922 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
923 16000, 12000, 11025, 8000, 7350, 0, 0, 0
926 tracks[i_track]->fmt.i_codec = VLC_CODEC_MP4A;
927 /* create data for faad (MP4DecSpecificDescrTag)*/
929 if( !strcmp( &tracks[i_track]->psz_codec[12], "MAIN" ) )
933 else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC" ) )
937 else if( !strcmp( &tracks[i_track]->psz_codec[12], "SSR" ) )
941 else if( !strcmp( &tracks[i_track]->psz_codec[12], "LC/SBR" ) )
951 for( i_srate = 0; i_srate < 13; i_srate++ )
953 if( i_sample_rates[i_srate] == tracks[i_track]->i_original_rate )
958 msg_Dbg( &sys.demuxer, "profile=%d srate=%d", i_profile, i_srate );
960 tracks[i_track]->fmt.i_extra = sbr ? 5 : 2;
961 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
962 ((uint8_t*)tracks[i_track]->fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
963 ((uint8_t*)tracks[i_track]->fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tracks[i_track]->fmt.audio.i_channels << 3);
966 int syncExtensionType = 0x2B7;
968 for (iDSRI=0; iDSRI<13; iDSRI++)
969 if( i_sample_rates[iDSRI] == tracks[i_track]->fmt.audio.i_rate )
971 ((uint8_t*)tracks[i_track]->fmt.p_extra)[2] = (syncExtensionType >> 3) & 0xFF;
972 ((uint8_t*)tracks[i_track]->fmt.p_extra)[3] = ((syncExtensionType & 0x7) << 5) | 5;
973 ((uint8_t*)tracks[i_track]->fmt.p_extra)[4] = ((1 & 0x1) << 7) | (iDSRI << 3);
976 else if( !strcmp( tracks[i_track]->psz_codec, "A_AAC" ) )
978 tracks[i_track]->fmt.i_codec = VLC_CODEC_MP4A;
979 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
980 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
981 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
983 else if( !strcmp( tracks[i_track]->psz_codec, "A_WAVPACK4" ) )
985 tracks[i_track]->fmt.i_codec = VLC_CODEC_WAVPACK;
986 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
987 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
988 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
990 else if( !strcmp( tracks[i_track]->psz_codec, "A_TTA1" ) )
992 p_fmt->i_codec = VLC_CODEC_TTA;
993 p_fmt->i_extra = p_tk->i_extra_data;
994 if( p_fmt->i_extra > 0 )
996 p_fmt->p_extra = malloc( p_tk->i_extra_data );
997 if( !p_fmt->p_extra )
999 memcpy( p_fmt->p_extra, p_tk->p_extra_data, p_tk->i_extra_data );
1003 p_fmt->i_extra = 30;
1004 p_fmt->p_extra = malloc( p_fmt->i_extra );
1005 if( !p_fmt->p_extra )
1007 uint8_t *p_extra = (uint8_t*)p_fmt->p_extra;
1008 memcpy( &p_extra[ 0], "TTA1", 4 );
1009 SetWLE( &p_extra[ 4], 1 );
1010 SetWLE( &p_extra[ 6], p_fmt->audio.i_channels );
1011 SetWLE( &p_extra[ 8], p_fmt->audio.i_bitspersample );
1012 SetDWLE( &p_extra[10], p_fmt->audio.i_rate );
1013 SetDWLE( &p_extra[14], 0xffffffff );
1014 memset( &p_extra[18], 0, 30 - 18 );
1017 else if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) ||
1018 !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/LIT" ) ||
1019 !strcmp( tracks[i_track]->psz_codec, "A_PCM/FLOAT/IEEE" ) )
1021 if( !strcmp( tracks[i_track]->psz_codec, "A_PCM/INT/BIG" ) )
1023 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
1027 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
1029 tracks[i_track]->fmt.audio.i_blockalign = ( tracks[i_track]->fmt.audio.i_bitspersample + 7 ) / 8 * tracks[i_track]->fmt.audio.i_channels;
1031 /* disabled due to the potential "S_KATE" namespace issue */
1032 else if( !strcmp( tracks[i_track]->psz_codec, "S_KATE" ) )
1034 int i, i_offset = 1, i_extra, num_headers, size_so_far;
1037 tracks[i_track]->fmt.i_codec = VLC_CODEC_KATE;
1038 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
1040 /* Recover the number of headers to expect */
1041 num_headers = tracks[i_track]->p_extra_data[0]+1;
1042 msg_Dbg( &sys.demuxer, "kate in mkv detected: %d headers in %u bytes",
1043 num_headers, tracks[i_track]->i_extra_data);
1045 /* this won't overflow the stack as is can allocate only 1020 bytes max */
1046 uint16_t pi_size[num_headers];
1048 /* Split the headers */
1050 for( i = 0; i < num_headers-1; i++ )
1053 while( i_offset < tracks[i_track]->i_extra_data )
1055 pi_size[i] += tracks[i_track]->p_extra_data[i_offset];
1056 if( tracks[i_track]->p_extra_data[i_offset++] != 0xff ) break;
1058 msg_Dbg( &sys.demuxer, "kate header %d is %d bytes", i, pi_size[i]);
1059 size_so_far += pi_size[i];
1061 pi_size[num_headers-1] = tracks[i_track]->i_extra_data - (size_so_far+i_offset);
1062 msg_Dbg( &sys.demuxer, "kate last header (%d) is %d bytes", num_headers-1, pi_size[num_headers-1]);
1064 tracks[i_track]->fmt.i_extra = 1 + num_headers * 2 + size_so_far + pi_size[num_headers-1];
1065 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->fmt.i_extra );
1067 p_extra = (uint8_t *)tracks[i_track]->fmt.p_extra;
1069 *(p_extra++) = num_headers;
1071 for( i = 0; i < num_headers; i++ )
1073 *(p_extra++) = pi_size[i] >> 8;
1074 *(p_extra++) = pi_size[i] & 0xFF;
1075 memcpy( p_extra, tracks[i_track]->p_extra_data + i_offset + i_extra-1,
1078 p_extra += pi_size[i];
1079 i_extra += pi_size[i];
1082 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASCII" ) )
1084 p_fmt->i_codec = VLC_CODEC_SUBT;
1085 p_fmt->subs.psz_encoding = NULL; /* Is there a place where it is stored ? */
1087 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/UTF8" ) )
1089 tracks[i_track]->fmt.i_codec = VLC_CODEC_SUBT;
1090 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
1092 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/USF" ) )
1094 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 's', 'f', ' ' );
1095 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
1096 if( tracks[i_track]->i_extra_data )
1098 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
1099 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
1100 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
1103 else if( !strcmp( tracks[i_track]->psz_codec, "S_TEXT/SSA" ) ||
1104 !strcmp( tracks[i_track]->psz_codec, "S_TEXT/ASS" ) ||
1105 !strcmp( tracks[i_track]->psz_codec, "S_SSA" ) ||
1106 !strcmp( tracks[i_track]->psz_codec, "S_ASS" ))
1108 tracks[i_track]->fmt.i_codec = VLC_CODEC_SSA;
1109 tracks[i_track]->fmt.subs.psz_encoding = strdup( "UTF-8" );
1110 if( tracks[i_track]->i_extra_data )
1112 tracks[i_track]->fmt.i_extra = tracks[i_track]->i_extra_data;
1113 tracks[i_track]->fmt.p_extra = malloc( tracks[i_track]->i_extra_data );
1114 memcpy( tracks[i_track]->fmt.p_extra, tracks[i_track]->p_extra_data, tracks[i_track]->i_extra_data );
1117 else if( !strcmp( tracks[i_track]->psz_codec, "S_VOBSUB" ) )
1119 tracks[i_track]->fmt.i_codec = VLC_CODEC_SPU;
1120 if( tracks[i_track]->i_extra_data )
1123 char *psz_buf = (char *)malloc( tracks[i_track]->i_extra_data + 1);
1124 if( psz_buf != NULL )
1126 memcpy( psz_buf, tracks[i_track]->p_extra_data , tracks[i_track]->i_extra_data );
1127 psz_buf[tracks[i_track]->i_extra_data] = '\0';
1129 psz_start = strstr( psz_buf, "size:" );
1131 vobsub_size_parse( psz_start,
1132 &tracks[i_track]->fmt.subs.spu.i_original_frame_width,
1133 &tracks[i_track]->fmt.subs.spu.i_original_frame_height ) == VLC_SUCCESS )
1135 msg_Dbg( &sys.demuxer, "original frame size vobsubs: %dx%d",
1136 tracks[i_track]->fmt.subs.spu.i_original_frame_width,
1137 tracks[i_track]->fmt.subs.spu.i_original_frame_height );
1141 msg_Warn( &sys.demuxer, "reading original frame size for vobsub failed" );
1144 psz_start = strstr( psz_buf, "palette:" );
1146 vobsub_palette_parse( psz_start, &tracks[i_track]->fmt.subs.spu.palette[1] ) == VLC_SUCCESS )
1148 tracks[i_track]->fmt.subs.spu.palette[0] = 0xBeef;
1149 msg_Dbg( &sys.demuxer, "vobsub palette read" );
1153 msg_Warn( &sys.demuxer, "reading original palette failed" );
1159 else if( !strcmp( tracks[i_track]->psz_codec, "B_VOBBTN" ) )
1161 tracks[i_track]->fmt.i_cat = NAV_ES;
1164 else if( !strcmp( p_tk->psz_codec, "A_REAL/14_4" ) )
1166 p_fmt->i_codec = VLC_CODEC_RA_144;
1167 p_fmt->audio.i_channels = 1;
1168 p_fmt->audio.i_rate = 8000;
1169 p_fmt->audio.i_blockalign = 0x14;
1173 msg_Err( &sys.demuxer, "unknown codec id=`%s'", tracks[i_track]->psz_codec );
1174 tracks[i_track]->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1176 if( tracks[i_track]->b_default )
1178 tracks[i_track]->fmt.i_priority = 1000;
1181 tracks[i_track]->p_es = es_out_Add( sys.demuxer.out, &tracks[i_track]->fmt );
1183 /* Turn on a subtitles track if it has been flagged as default -
1184 * but only do this if no subtitles track has already been engaged,
1185 * either by an earlier 'default track' (??) or by default
1186 * language choice behaviour.
1188 if( tracks[i_track]->b_default )
1190 es_out_Control( sys.demuxer.out,
1191 ES_OUT_SET_ES_DEFAULT,
1192 tracks[i_track]->p_es );
1195 es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, i_start_time );
1197 sys.i_start_pts = i_start_time;
1198 // reset the stream reading to the first cluster of the segment used
1199 es.I_O().setFilePointer( i_start_pos );
1202 ep = new EbmlParser( &es, segment, &sys.demuxer );
1207 void matroska_segment_c::UnSelect( )
1211 for( i_track = 0; i_track < tracks.size(); i_track++ )
1213 if ( tracks[i_track]->p_es != NULL )
1215 // es_format_Clean( &tracks[i_track]->fmt );
1216 es_out_Del( sys.demuxer.out, tracks[i_track]->p_es );
1217 tracks[i_track]->p_es = NULL;
1224 int matroska_segment_c::BlockGet( KaxBlock * & pp_block, KaxSimpleBlock * & pp_simpleblock, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1226 pp_simpleblock = NULL;
1233 EbmlElement *el = NULL;
1237 return VLC_EGENERIC;
1239 if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
1241 /* Check blocks validity to protect againts broken files */
1242 if( BlockFindTrackIndex( NULL, pp_block , pp_simpleblock ) )
1245 pp_simpleblock = NULL;
1250 /* update the index */
1251 #define idx p_indexes[i_index - 1]
1252 if( i_index > 0 && idx.i_time == -1 )
1254 if ( pp_simpleblock != NULL )
1255 idx.i_time = pp_simpleblock->GlobalTimecode() / (mtime_t)1000;
1257 idx.i_time = (*pp_block).GlobalTimecode() / (mtime_t)1000;
1258 idx.b_key = *pi_ref1 == 0 ? true : false;
1264 i_level = ep->GetLevel();
1273 msg_Warn( &sys.demuxer, "EOF" );
1274 return VLC_EGENERIC;
1277 /* Verify that we are still inside our cluster
1278 * It can happens whith broken files and when seeking
1282 if( cluster && !ep->IsTopPresent( cluster ) )
1284 msg_Warn( &sys.demuxer, "Unexpected escape from current cluster" );
1295 if( MKV_IS_ID( el, KaxCluster ) )
1297 cluster = (KaxCluster*)el;
1298 i_cluster_pos = cluster->GetElementPosition();
1300 /* add it to the index */
1302 ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
1304 IndexAppendCluster( cluster );
1307 // reset silent tracks
1308 for (size_t i=0; i<tracks.size(); i++)
1310 tracks[i]->b_silent = false;
1315 else if( MKV_IS_ID( el, KaxCues ) )
1317 msg_Warn( &sys.demuxer, "find KaxCues FIXME" );
1318 return VLC_EGENERIC;
1322 msg_Dbg( &sys.demuxer, "unknown (%s)", typeid( el ).name() );
1326 if( MKV_IS_ID( el, KaxClusterTimecode ) )
1328 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1330 ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
1331 cluster->InitTimecode( uint64( ctc ), i_timescale );
1333 else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
1337 else if( MKV_IS_ID( el, KaxBlockGroup ) )
1339 i_block_pos = el->GetElementPosition();
1342 else if( MKV_IS_ID( el, KaxSimpleBlock ) )
1344 pp_simpleblock = (KaxSimpleBlock*)el;
1346 pp_simpleblock->ReadData( es.I_O() );
1347 pp_simpleblock->SetParent( *cluster );
1351 if( MKV_IS_ID( el, KaxBlock ) )
1353 pp_block = (KaxBlock*)el;
1355 pp_block->ReadData( es.I_O() );
1356 pp_block->SetParent( *cluster );
1360 else if( MKV_IS_ID( el, KaxBlockDuration ) )
1362 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1364 dur.ReadData( es.I_O() );
1365 *pi_duration = uint64( dur );
1367 else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1369 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1371 ref.ReadData( es.I_O() );
1374 *pi_ref1 = int64( ref ) * cluster->GlobalTimecodeScale();
1376 else if( *pi_ref2 == 0 )
1378 *pi_ref2 = int64( ref ) * cluster->GlobalTimecodeScale();
1381 else if( MKV_IS_ID( el, KaxClusterSilentTrackNumber ) )
1383 KaxClusterSilentTrackNumber &track_num = *(KaxClusterSilentTrackNumber*)el;
1384 track_num.ReadData( es.I_O() );
1386 for (size_t i=0; i<tracks.size(); i++)
1388 if ( tracks[i]->i_number == uint32(track_num))
1390 tracks[i]->b_silent = true;
1397 msg_Err( &sys.demuxer, "invalid level = %d", i_level );
1398 return VLC_EGENERIC;