1 /*****************************************************************************
2 * mkv.cpp : matroska demuxer
3 *****************************************************************************
4 * Copyright (C) 2003-2004 VideoLAN
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
28 #include <stdlib.h> /* malloc(), free() */
33 # include <time.h> /* time() */
36 #include <vlc/input.h>
38 #include <codecs.h> /* BITMAPINFOHEADER, WAVEFORMATEX */
53 /* libebml and matroska */
54 #include "ebml/EbmlHead.h"
55 #include "ebml/EbmlSubHead.h"
56 #include "ebml/EbmlStream.h"
57 #include "ebml/EbmlContexts.h"
58 #include "ebml/EbmlVoid.h"
59 #include "ebml/StdIOCallback.h"
61 #include "matroska/KaxAttachments.h"
62 #include "matroska/KaxBlock.h"
63 #include "matroska/KaxBlockData.h"
64 #include "matroska/KaxChapters.h"
65 #include "matroska/KaxCluster.h"
66 #include "matroska/KaxClusterData.h"
67 #include "matroska/KaxContexts.h"
68 #include "matroska/KaxCues.h"
69 #include "matroska/KaxCuesData.h"
70 #include "matroska/KaxInfo.h"
71 #include "matroska/KaxInfoData.h"
72 #include "matroska/KaxSeekHead.h"
73 #include "matroska/KaxSegment.h"
74 #include "matroska/KaxTag.h"
75 #include "matroska/KaxTags.h"
76 #include "matroska/KaxTagMulti.h"
77 #include "matroska/KaxTracks.h"
78 #include "matroska/KaxTrackAudio.h"
79 #include "matroska/KaxTrackVideo.h"
80 #include "matroska/KaxTrackEntryData.h"
81 #include "matroska/KaxContentEncoding.h"
83 #include "ebml/StdIOCallback.h"
86 #include "mp4/libmp4.h"
92 #define MATROSKA_COMPRESSION_NONE 0
93 #define MATROSKA_COMPRESSION_ZLIB 1
96 * What's between a directory and a filename?
99 #define DIRECTORY_SEPARATOR '\\'
101 #define DIRECTORY_SEPARATOR '/'
104 using namespace LIBMATROSKA_NAMESPACE;
107 /*****************************************************************************
109 *****************************************************************************/
110 static int Open ( vlc_object_t * );
111 static void Close( vlc_object_t * );
114 set_shortname( _("Matroska") );
115 set_description( _("Matroska stream demuxer" ) );
116 set_capability( "demux2", 50 );
117 set_callbacks( Open, Close );
118 set_category( CAT_INPUT );
119 set_subcategory( SUBCAT_INPUT_DEMUX );
121 add_bool( "mkv-seek-percent", 1, NULL,
122 N_("Seek based on percent not time"),
123 N_("Seek based on percent not time"), VLC_TRUE );
125 add_shortcut( "mka" );
126 add_shortcut( "mkv" );
129 /*****************************************************************************
131 *****************************************************************************/
133 block_t *block_zlib_decompress( vlc_object_t *p_this, block_t *p_in_block ) {
134 int result, dstsize, n;
139 d_stream.zalloc = (alloc_func)0;
140 d_stream.zfree = (free_func)0;
141 d_stream.opaque = (voidpf)0;
142 result = inflateInit(&d_stream);
145 msg_Dbg( p_this, "inflateInit() failed. Result: %d", result );
149 d_stream.next_in = (Bytef *)p_in_block->p_buffer;
150 d_stream.avail_in = p_in_block->i_buffer;
152 p_block = block_New( p_this, 0 );
157 p_block = block_Realloc( p_block, 0, n * 1000 );
158 dst = (unsigned char *)p_block->p_buffer;
159 d_stream.next_out = (Bytef *)&dst[(n - 1) * 1000];
160 d_stream.avail_out = 1000;
161 result = inflate(&d_stream, Z_NO_FLUSH);
162 if( ( result != Z_OK ) && ( result != Z_STREAM_END ) )
164 msg_Dbg( p_this, "Zlib decompression failed. Result: %d", result );
168 while( ( d_stream.avail_out == 0 ) && ( d_stream.avail_in != 0 ) &&
169 ( result != Z_STREAM_END ) );
171 dstsize = d_stream.total_out;
172 inflateEnd( &d_stream );
174 p_block = block_Realloc( p_block, 0, dstsize );
175 p_block->i_buffer = dstsize;
176 block_Release( p_in_block );
183 * Helper function to print the mkv parse tree
185 static void MkvTree( demux_t *p_this, int i_level, char *psz_format, ... )
190 msg_Err( p_this, "too deep tree" );
193 va_start( args, psz_format );
194 static char *psz_foo = "| | | | | | | | | |";
195 char *psz_foo2 = (char*)malloc( ( i_level * 4 + 3 + strlen( psz_format ) ) * sizeof(char) );
196 strncpy( psz_foo2, psz_foo, 4 * i_level );
197 psz_foo2[ 4 * i_level ] = '+';
198 psz_foo2[ 4 * i_level + 1 ] = ' ';
199 strcpy( &psz_foo2[ 4 * i_level + 2 ], psz_format );
200 __msg_GenericVa( VLC_OBJECT(p_this), VLC_MSG_DBG, "mkv", psz_foo2, args );
205 /*****************************************************************************
207 *****************************************************************************/
208 class vlc_stream_io_callback: public IOCallback
215 vlc_stream_io_callback( stream_t * );
217 virtual uint32 read ( void *p_buffer, size_t i_size);
218 virtual void setFilePointer ( int64_t i_offset, seek_mode mode = seek_beginning );
219 virtual size_t write ( const void *p_buffer, size_t i_size);
220 virtual uint64 getFilePointer ( void );
221 virtual void close ( void );
224 /*****************************************************************************
226 *****************************************************************************/
230 EbmlParser( EbmlStream *es, EbmlElement *el_start );
235 EbmlElement *Get( void );
238 int GetLevel( void );
243 EbmlElement *m_el[10];
252 /*****************************************************************************
253 * Some functions to manipulate memory
254 *****************************************************************************/
255 #define GetFOURCC( p ) __GetFOURCC( (uint8_t*)p )
256 static vlc_fourcc_t __GetFOURCC( uint8_t *p )
258 return VLC_FOURCC( p[0], p[1], p[2], p[3] );
261 /*****************************************************************************
262 * definitions of structures and functions used by this plugins
263 *****************************************************************************/
266 vlc_bool_t b_default;
267 vlc_bool_t b_enabled;
271 uint8_t *p_extra_data;
275 uint64_t i_default_duration;
276 float f_timecodescale;
284 /* data to be send first */
286 uint8_t *p_data_init;
288 /* hack : it's for seek */
289 vlc_bool_t b_search_keyframe;
292 char *psz_codec_name;
293 char *psz_codec_settings;
294 char *psz_codec_info_url;
295 char *psz_codec_download_url;
297 /* encryption/compression */
298 int i_compression_type;
319 ,i_user_start_time(-1)
322 ,b_display_seekpoint(true)
326 int64_t RefreshChapters( bool b_ordered, int64_t i_prev_user_time, input_title_t & title );
327 const chapter_item_t * FindTimecode( mtime_t i_timecode ) const;
329 int64_t i_start_time, i_end_time;
330 int64_t i_user_start_time, i_user_end_time; /* the time in the stream when an edition is ordered */
331 std::vector<chapter_item_t> sub_chapters;
334 bool b_display_seekpoint;
335 std::string psz_name;
336 chapter_item_t *psz_parent;
338 bool operator<( const chapter_item_t & item ) const
340 return ( i_user_start_time < item.i_user_start_time || (i_user_start_time == item.i_user_start_time && i_user_end_time < item.i_user_end_time) );
348 class chapter_edition_t
356 void RefreshChapters( input_title_t & title );
357 double Duration() const;
358 const chapter_item_t * FindTimecode( mtime_t i_timecode ) const;
360 std::vector<chapter_item_t> chapters;
377 ,i_chapters_position(0)
388 ,psz_muxing_application(NULL)
389 ,psz_writing_application(NULL)
390 ,psz_segment_filename(NULL)
395 ,i_current_edition(0)
396 ,psz_current_chapter(NULL)
399 vlc_stream_io_callback *in;
404 uint64_t i_timescale;
406 /* duration of the segment */
414 int64_t i_cues_position;
415 int64_t i_chapters_position;
416 int64_t i_tags_position;
421 KaxSegmentUID segment_uid;
425 mtime_t i_chapter_time;
433 char *psz_muxing_application;
434 char *psz_writing_application;
435 char *psz_segment_filename;
441 input_title_t *title;
443 std::vector<KaxSegmentFamily> families;
444 std::vector<KaxSegment*> family_members;
446 std::vector<chapter_edition_t> editions;
447 int i_current_edition;
448 const chapter_item_t *psz_current_chapter;
451 static int Demux ( demux_t * );
452 static int Control( demux_t *, int, va_list );
453 static void Seek ( demux_t *, mtime_t i_date, double f_percent, const chapter_item_t *psz_chapter );
455 #define MKVD_TIMECODESCALE 1000000
457 #define MKV_IS_ID( el, C ) ( EbmlId( (*el) ) == C::ClassInfos.GlobalId )
459 static void IndexAppendCluster ( demux_t *p_demux, KaxCluster *cluster );
460 static char *UTF8ToStr ( const UTFstring &u );
461 static void LoadCues ( demux_t * );
462 static void InformationCreate ( demux_t * );
464 static void ParseInfo( demux_t *, EbmlElement *info );
465 static void ParseTracks( demux_t *, EbmlElement *tracks );
466 static void ParseSeekHead( demux_t *, EbmlElement *seekhead );
467 static void ParseChapters( demux_t *, EbmlElement *chapters );
469 /*****************************************************************************
470 * Open: initializes matroska demux structures
471 *****************************************************************************/
472 static int Open( vlc_object_t * p_this )
474 demux_t *p_demux = (demux_t*)p_this;
477 std::string s_path, s_filename;
483 EbmlElement *el = NULL, *el1 = NULL;
485 /* peek the begining */
486 if( stream_Peek( p_demux->s, &p_peek, 4 ) < 4 )
488 msg_Warn( p_demux, "cannot peek" );
492 /* is a valid file */
493 if( p_peek[0] != 0x1a || p_peek[1] != 0x45 ||
494 p_peek[2] != 0xdf || p_peek[3] != 0xa3 )
496 msg_Warn( p_demux, "matroska module discarded "
497 "(invalid header 0x%.2x%.2x%.2x%.2x)",
498 p_peek[0], p_peek[1], p_peek[2], p_peek[3] );
502 /* Set the demux function */
503 p_demux->pf_demux = Demux;
504 p_demux->pf_control = Control;
505 p_demux->p_sys = p_sys = new demux_sys_t;
507 p_sys->in = new vlc_stream_io_callback( p_demux->s );
508 p_sys->es = new EbmlStream( *p_sys->in );
509 p_sys->f_duration = -1;
510 p_sys->i_timescale = MKVD_TIMECODESCALE;
512 p_sys->track = (mkv_track_t*)malloc( sizeof( mkv_track_t ) );
514 p_sys->i_cues_position = -1;
515 p_sys->i_chapters_position = -1;
516 p_sys->i_tags_position = -1;
518 p_sys->b_cues = VLC_FALSE;
520 p_sys->i_index_max = 1024;
521 p_sys->index = (mkv_index_t*)malloc( sizeof( mkv_index_t ) *
522 p_sys->i_index_max );
524 p_sys->psz_muxing_application = NULL;
525 p_sys->psz_writing_application = NULL;
526 p_sys->psz_segment_filename = NULL;
527 p_sys->psz_title = NULL;
528 p_sys->psz_date_utc = NULL;;
532 if( p_sys->es == NULL )
534 msg_Err( p_demux, "failed to create EbmlStream" );
539 /* Find the EbmlHead element */
540 el = p_sys->es->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
543 msg_Err( p_demux, "cannot find EbmlHead" );
546 msg_Dbg( p_demux, "EbmlHead" );
548 el->SkipData( *p_sys->es, el->Generic().Context );
552 el = p_sys->es->FindNextID( KaxSegment::ClassInfos, 0xFFFFFFFFL);
555 msg_Err( p_demux, "cannot find KaxSegment" );
558 MkvTree( p_demux, 0, "Segment" );
559 p_sys->segment = (KaxSegment*)el;
560 p_sys->cluster = NULL;
562 p_sys->ep = new EbmlParser( p_sys->es, el );
564 while( ( el1 = p_sys->ep->Get() ) != NULL )
566 if( MKV_IS_ID( el1, KaxInfo ) )
568 ParseInfo( p_demux, el1 );
570 else if( MKV_IS_ID( el1, KaxTracks ) )
572 ParseTracks( p_demux, el1 );
574 else if( MKV_IS_ID( el1, KaxSeekHead ) )
576 ParseSeekHead( p_demux, el1 );
578 else if( MKV_IS_ID( el1, KaxCues ) )
580 msg_Dbg( p_demux, "| + Cues" );
582 else if( MKV_IS_ID( el1, KaxCluster ) )
584 msg_Dbg( p_demux, "| + Cluster" );
586 p_sys->cluster = (KaxCluster*)el1;
589 /* stop parsing the stream */
592 else if( MKV_IS_ID( el1, KaxAttachments ) )
594 msg_Dbg( p_demux, "| + Attachments FIXME TODO (but probably never supported)" );
596 else if( MKV_IS_ID( el1, KaxChapters ) )
598 msg_Dbg( p_demux, "| + Chapters" );
599 ParseChapters( p_demux, el1 );
601 else if( MKV_IS_ID( el1, KaxTag ) )
603 msg_Dbg( p_demux, "| + Tags FIXME TODO" );
607 msg_Dbg( p_demux, "| + Unknown (%s)", typeid(*el1).name() );
611 /* get the files from the same dir from the same family (based on p_demux->psz_path) */
612 /* _todo_ handle multi-segment files */
613 if (p_demux->psz_path[0] != '\0' && (!strcmp(p_demux->psz_access, "") || !strcmp(p_demux->psz_access, "")))
615 // assume it's a regular file
616 // get the directory path
617 s_path = p_demux->psz_path;
618 if (s_path.at(s_path.length() - 1) == DIRECTORY_SEPARATOR)
620 s_path = s_path.substr(0,s_path.length()-1);
624 if (s_path.find_last_of(DIRECTORY_SEPARATOR) > 0)
626 s_path = s_path.substr(0,s_path.find_last_of(DIRECTORY_SEPARATOR));
630 struct dirent *p_file_item;
631 DIR *p_src_dir = opendir(s_path.c_str());
633 if (p_src_dir != NULL)
635 while ((p_file_item = (dirent *) readdir(p_src_dir)))
637 if (strlen(p_file_item->d_name) > 4)
639 s_filename = s_path + DIRECTORY_SEPARATOR + p_file_item->d_name;
641 if (!s_filename.compare(p_demux->psz_path))
644 #if defined(__GNUC__) && (__GNUC__ < 3)
645 if (!s_filename.compare("mkv", s_filename.length() - 3, 3) ||
646 !s_filename.compare("mka", s_filename.length() - 3, 3))
648 if (!s_filename.compare(s_filename.length() - 3, 3, "mkv") ||
649 !s_filename.compare(s_filename.length() - 3, 3, "mka"))
652 // test wether this file belongs to the our family
653 bool b_keep_file_opened = false;
654 StdIOCallback *p_file_io = new StdIOCallback(s_filename.c_str(), MODE_READ);
655 EbmlStream *p_stream = new EbmlStream(*p_file_io);
656 EbmlElement *p_l0, *p_l1, *p_l2;
658 // verify the EBML Header
659 p_l0 = p_stream->FindNextID(EbmlHead::ClassInfos, 0xFFFFFFFFL);
667 p_l0->SkipData(*p_stream, EbmlHead_Context);
670 // find all segments in this file
671 p_l0 = p_stream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
683 if (EbmlId(*p_l0) == KaxSegment::ClassInfos.GlobalId)
686 KaxSegmentUID *p_uid = NULL;
688 ep = new EbmlParser(p_stream, p_l0);
689 bool b_this_segment_matches = false;
690 while ((p_l1 = ep->Get()))
692 if (MKV_IS_ID(p_l1, KaxInfo))
694 // find the families of this segment
695 KaxInfo *p_info = static_cast<KaxInfo*>(p_l1);
697 p_info->Read(*p_stream, KaxInfo::ClassInfos.Context, i_upper_lvl, p_l2, true);
698 for( i = 0; i < p_info->ListSize() && !b_this_segment_matches; i++ )
700 EbmlElement *l = (*p_info)[i];
702 if( MKV_IS_ID( l, KaxSegmentUID ) )
704 p_uid = static_cast<KaxSegmentUID*>(l);
705 if (p_sys->segment_uid == *p_uid)
708 else if( MKV_IS_ID( l, KaxSegmentFamily ) )
710 KaxSegmentFamily *p_fam = static_cast<KaxSegmentFamily*>(l);
711 std::vector<KaxSegmentFamily>::iterator iter;
712 for( iter = p_sys->families.begin();
713 iter != p_sys->families.end();
716 if( *iter == *p_fam )
718 b_this_segment_matches = true;
728 if (b_this_segment_matches)
730 b_keep_file_opened = true;
734 p_l0->SkipData(*p_stream, EbmlHead_Context);
736 p_l0 = p_stream->FindNextID(KaxSegment::ClassInfos, 0xFFFFFFFFL);
739 if (!b_keep_file_opened)
747 closedir( p_src_dir );
752 if( p_sys->cluster == NULL )
754 msg_Err( p_demux, "cannot find any cluster, damaged file ?" );
758 /* *** Load the cue if found *** */
759 if( p_sys->i_cues_position >= 0 )
761 vlc_bool_t b_seekable;
763 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &b_seekable );
770 if( !p_sys->b_cues || p_sys->i_index <= 0 )
772 msg_Warn( p_demux, "no cues/empty cues found->seek won't be precise" );
774 IndexAppendCluster( p_demux, p_sys->cluster );
776 p_sys->b_cues = VLC_FALSE;
780 msg_Dbg( p_demux, "found %d es", p_sys->i_track );
781 for( i_track = 0; i_track < p_sys->i_track; i_track++ )
783 #define tk p_sys->track[i_track]
784 if( tk.fmt.i_cat == UNKNOWN_ES )
786 msg_Warn( p_demux, "invalid track[%d, n=%d]", i_track, tk.i_number );
791 if( !strcmp( tk.psz_codec, "V_MS/VFW/FOURCC" ) )
793 if( tk.i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
795 msg_Err( p_demux, "missing/invalid BITMAPINFOHEADER" );
796 tk.fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
800 BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)tk.p_extra_data;
802 tk.fmt.video.i_width = GetDWLE( &p_bih->biWidth );
803 tk.fmt.video.i_height= GetDWLE( &p_bih->biHeight );
804 tk.fmt.i_codec = GetFOURCC( &p_bih->biCompression );
806 tk.fmt.i_extra = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
807 if( tk.fmt.i_extra > 0 )
809 tk.fmt.p_extra = malloc( tk.fmt.i_extra );
810 memcpy( tk.fmt.p_extra, &p_bih[1], tk.fmt.i_extra );
814 else if( !strcmp( tk.psz_codec, "V_MPEG1" ) ||
815 !strcmp( tk.psz_codec, "V_MPEG2" ) )
817 tk.fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'v' );
819 else if( !strncmp( tk.psz_codec, "V_MPEG4", 7 ) )
821 if( !strcmp( tk.psz_codec, "V_MPEG4/MS/V3" ) )
823 tk.fmt.i_codec = VLC_FOURCC( 'D', 'I', 'V', '3' );
825 else if( !strcmp( tk.psz_codec, "V_MPEG4/ISO/AVC" ) )
827 tk.fmt.i_codec = VLC_FOURCC( 'a', 'v', 'c', '1' );
828 tk.fmt.b_packetized = VLC_FALSE;
829 tk.fmt.i_extra = tk.i_extra_data;
830 tk.fmt.p_extra = malloc( tk.i_extra_data );
831 memcpy( tk.fmt.p_extra,tk.p_extra_data, tk.i_extra_data );
835 tk.fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'v' );
838 else if( !strcmp( tk.psz_codec, "V_QUICKTIME" ) )
840 MP4_Box_t *p_box = (MP4_Box_t*)malloc( sizeof( MP4_Box_t ) );
841 stream_t *p_mp4_stream = stream_MemoryNew( VLC_OBJECT(p_demux),
844 MP4_ReadBoxCommon( p_mp4_stream, p_box );
845 MP4_ReadBox_sample_vide( p_mp4_stream, p_box );
846 tk.fmt.i_codec = p_box->i_type;
847 tk.fmt.video.i_width = p_box->data.p_sample_vide->i_width;
848 tk.fmt.video.i_height = p_box->data.p_sample_vide->i_height;
849 tk.fmt.i_extra = p_box->data.p_sample_vide->i_qt_image_description;
850 tk.fmt.p_extra = malloc( tk.fmt.i_extra );
851 memcpy( tk.fmt.p_extra, p_box->data.p_sample_vide->p_qt_image_description, tk.fmt.i_extra );
852 MP4_FreeBox_sample_vide( p_box );
853 stream_MemoryDelete( p_mp4_stream, VLC_TRUE );
855 else if( !strcmp( tk.psz_codec, "A_MS/ACM" ) )
857 if( tk.i_extra_data < (int)sizeof( WAVEFORMATEX ) )
859 msg_Err( p_demux, "missing/invalid WAVEFORMATEX" );
860 tk.fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
864 WAVEFORMATEX *p_wf = (WAVEFORMATEX*)tk.p_extra_data;
866 wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &tk.fmt.i_codec, NULL );
868 tk.fmt.audio.i_channels = GetWLE( &p_wf->nChannels );
869 tk.fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
870 tk.fmt.i_bitrate = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
871 tk.fmt.audio.i_blockalign = GetWLE( &p_wf->nBlockAlign );;
872 tk.fmt.audio.i_bitspersample = GetWLE( &p_wf->wBitsPerSample );
874 tk.fmt.i_extra = GetWLE( &p_wf->cbSize );
875 if( tk.fmt.i_extra > 0 )
877 tk.fmt.p_extra = malloc( tk.fmt.i_extra );
878 memcpy( tk.fmt.p_extra, &p_wf[1], tk.fmt.i_extra );
882 else if( !strcmp( tk.psz_codec, "A_MPEG/L3" ) ||
883 !strcmp( tk.psz_codec, "A_MPEG/L2" ) ||
884 !strcmp( tk.psz_codec, "A_MPEG/L1" ) )
886 tk.fmt.i_codec = VLC_FOURCC( 'm', 'p', 'g', 'a' );
888 else if( !strcmp( tk.psz_codec, "A_AC3" ) )
890 tk.fmt.i_codec = VLC_FOURCC( 'a', '5', '2', ' ' );
892 else if( !strcmp( tk.psz_codec, "A_DTS" ) )
894 tk.fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
896 else if( !strcmp( tk.psz_codec, "A_FLAC" ) )
898 tk.fmt.i_codec = VLC_FOURCC( 'f', 'l', 'a', 'c' );
899 tk.fmt.i_extra = tk.i_extra_data;
900 tk.fmt.p_extra = malloc( tk.i_extra_data );
901 memcpy( tk.fmt.p_extra,tk.p_extra_data, tk.i_extra_data );
903 else if( !strcmp( tk.psz_codec, "A_VORBIS" ) )
905 int i, i_offset = 1, i_size[3], i_extra;
908 tk.fmt.i_codec = VLC_FOURCC( 'v', 'o', 'r', 'b' );
910 /* Split the 3 headers */
911 if( tk.p_extra_data[0] != 0x02 )
912 msg_Err( p_demux, "invalid vorbis header" );
914 for( i = 0; i < 2; i++ )
917 while( i_offset < tk.i_extra_data )
919 i_size[i] += tk.p_extra_data[i_offset];
920 if( tk.p_extra_data[i_offset++] != 0xff ) break;
924 i_size[0] = __MIN(i_size[0], tk.i_extra_data - i_offset);
925 i_size[1] = __MIN(i_size[1], tk.i_extra_data -i_offset -i_size[0]);
926 i_size[2] = tk.i_extra_data - i_offset - i_size[0] - i_size[1];
928 tk.fmt.i_extra = 3 * 2 + i_size[0] + i_size[1] + i_size[2];
929 tk.fmt.p_extra = malloc( tk.fmt.i_extra );
930 p_extra = (uint8_t *)tk.fmt.p_extra; i_extra = 0;
931 for( i = 0; i < 3; i++ )
933 *(p_extra++) = i_size[i] >> 8;
934 *(p_extra++) = i_size[i] & 0xFF;
935 memcpy( p_extra, tk.p_extra_data + i_offset + i_extra,
937 p_extra += i_size[i];
938 i_extra += i_size[i];
941 else if( !strncmp( tk.psz_codec, "A_AAC/MPEG2/", strlen( "A_AAC/MPEG2/" ) ) ||
942 !strncmp( tk.psz_codec, "A_AAC/MPEG4/", strlen( "A_AAC/MPEG4/" ) ) )
944 int i_profile, i_srate;
945 static unsigned int i_sample_rates[] =
947 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
948 16000, 12000, 11025, 8000, 7350, 0, 0, 0
951 tk.fmt.i_codec = VLC_FOURCC( 'm', 'p', '4', 'a' );
952 /* create data for faad (MP4DecSpecificDescrTag)*/
954 if( !strcmp( &tk.psz_codec[12], "MAIN" ) )
958 else if( !strcmp( &tk.psz_codec[12], "LC" ) )
962 else if( !strcmp( &tk.psz_codec[12], "SSR" ) )
971 for( i_srate = 0; i_srate < 13; i_srate++ )
973 if( i_sample_rates[i_srate] == tk.fmt.audio.i_rate )
978 msg_Dbg( p_demux, "profile=%d srate=%d", i_profile, i_srate );
981 tk.fmt.p_extra = malloc( tk.fmt.i_extra );
982 ((uint8_t*)tk.fmt.p_extra)[0] = ((i_profile + 1) << 3) | ((i_srate&0xe) >> 1);
983 ((uint8_t*)tk.fmt.p_extra)[1] = ((i_srate & 0x1) << 7) | (tk.fmt.audio.i_channels << 3);
985 else if( !strcmp( tk.psz_codec, "A_PCM/INT/BIG" ) ||
986 !strcmp( tk.psz_codec, "A_PCM/INT/LIT" ) ||
987 !strcmp( tk.psz_codec, "A_PCM/FLOAT/IEEE" ) )
989 if( !strcmp( tk.psz_codec, "A_PCM/INT/BIG" ) )
991 tk.fmt.i_codec = VLC_FOURCC( 't', 'w', 'o', 's' );
995 tk.fmt.i_codec = VLC_FOURCC( 'a', 'r', 'a', 'w' );
997 tk.fmt.audio.i_blockalign = ( tk.fmt.audio.i_bitspersample + 7 ) / 8 * tk.fmt.audio.i_channels;
999 else if( !strcmp( tk.psz_codec, "A_TTA1" ) )
1001 /* FIXME: support this codec */
1002 msg_Err( p_demux, "TTA not supported yet[%d, n=%d]", i_track, tk.i_number );
1003 tk.fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1005 else if( !strcmp( tk.psz_codec, "A_WAVPACK4" ) )
1007 /* FIXME: support this codec */
1008 msg_Err( p_demux, "Wavpack not supported yet[%d, n=%d]", i_track, tk.i_number );
1009 tk.fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1011 else if( !strcmp( tk.psz_codec, "S_TEXT/UTF8" ) )
1013 tk.fmt.i_codec = VLC_FOURCC( 's', 'u', 'b', 't' );
1014 tk.fmt.subs.psz_encoding = strdup( "UTF-8" );
1016 else if( !strcmp( tk.psz_codec, "S_TEXT/SSA" ) ||
1017 !strcmp( tk.psz_codec, "S_TEXT/ASS" ) ||
1018 !strcmp( tk.psz_codec, "S_SSA" ) ||
1019 !strcmp( tk.psz_codec, "S_ASS" ))
1021 tk.fmt.i_codec = VLC_FOURCC( 's', 's', 'a', ' ' );
1022 tk.fmt.subs.psz_encoding = strdup( "UTF-8" );
1024 else if( !strcmp( tk.psz_codec, "S_VOBSUB" ) )
1026 tk.fmt.i_codec = VLC_FOURCC( 's','p','u',' ' );
1027 if( tk.i_extra_data )
1030 char *p_buf = (char *)malloc( tk.i_extra_data + 1);
1031 memcpy( p_buf, tk.p_extra_data , tk.i_extra_data );
1032 p_buf[tk.i_extra_data] = '\0';
1034 p_start = strstr( p_buf, "size:" );
1035 if( sscanf( p_start, "size: %dx%d",
1036 &tk.fmt.subs.spu.i_original_frame_width, &tk.fmt.subs.spu.i_original_frame_height ) == 2 )
1038 msg_Dbg( p_demux, "original frame size vobsubs: %dx%d", tk.fmt.subs.spu.i_original_frame_width, tk.fmt.subs.spu.i_original_frame_height );
1042 msg_Warn( p_demux, "reading original frame size for vobsub failed" );
1047 else if( !strcmp( tk.psz_codec, "B_VOBBTN" ) )
1049 /* FIXME: support this codec */
1050 msg_Err( p_demux, "Vob Buttons not supported yet[%d, n=%d]", i_track, tk.i_number );
1051 tk.fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1055 msg_Err( p_demux, "unknow codec id=`%s'", tk.psz_codec );
1056 tk.fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
1060 tk.fmt.i_priority = 1000;
1063 tk.p_es = es_out_Add( p_demux->out, &tk.fmt );
1067 /* add information */
1068 InformationCreate( p_demux );
1076 return VLC_EGENERIC;
1079 /*****************************************************************************
1080 * Close: frees unused data
1081 *****************************************************************************/
1082 static void Close( vlc_object_t *p_this )
1084 demux_t *p_demux = (demux_t*)p_this;
1085 demux_sys_t *p_sys = p_demux->p_sys;
1088 for( i_track = 0; i_track < p_sys->i_track; i_track++ )
1090 #define tk p_sys->track[i_track]
1091 if( tk.fmt.psz_description )
1093 free( tk.fmt.psz_description );
1097 free( tk.psz_codec );
1099 if( tk.fmt.psz_language )
1101 free( tk.fmt.psz_language );
1105 free( p_sys->track );
1107 if( p_sys->psz_writing_application )
1109 free( p_sys->psz_writing_application );
1111 if( p_sys->psz_muxing_application )
1113 free( p_sys->psz_muxing_application );
1116 delete p_sys->segment;
1124 /*****************************************************************************
1126 *****************************************************************************/
1127 static int Control( demux_t *p_demux, int i_query, va_list args )
1129 demux_sys_t *p_sys = p_demux->p_sys;
1135 vlc_meta_t **pp_meta;
1139 case DEMUX_GET_META:
1140 pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
1141 *pp_meta = vlc_meta_Duplicate( p_sys->meta );
1144 case DEMUX_GET_LENGTH:
1145 pi64 = (int64_t*)va_arg( args, int64_t * );
1146 if( p_sys->f_duration > 0.0 )
1148 *pi64 = (int64_t)(p_sys->f_duration * 1000);
1151 return VLC_EGENERIC;
1153 case DEMUX_GET_POSITION:
1154 pf = (double*)va_arg( args, double * );
1155 /* if (p_sys->i_pts < p_sys->i_start_pts)
1156 *pf = (double)p_sys->i_start_pts / (1000.0 * p_sys->f_duration);
1158 *pf = (double)p_sys->i_pts / (1000.0 * p_sys->f_duration);
1161 case DEMUX_SET_POSITION:
1162 f = (double)va_arg( args, double );
1163 Seek( p_demux, -1, f, NULL );
1166 case DEMUX_GET_TIME:
1167 pi64 = (int64_t*)va_arg( args, int64_t * );
1168 /* if (p_sys->i_pts < p_sys->i_start_pts)
1169 *pi64 = p_sys->i_start_pts;
1171 *pi64 = p_sys->i_pts;
1174 case DEMUX_GET_TITLE_INFO:
1175 if( p_sys->title && p_sys->title->i_seekpoint > 0 )
1177 input_title_t ***ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
1178 int *pi_int = (int*)va_arg( args, int* );
1181 *ppp_title = (input_title_t**)malloc( sizeof( input_title_t**) );
1183 (*ppp_title)[0] = vlc_input_title_Duplicate( p_sys->title );
1187 return VLC_EGENERIC;
1189 case DEMUX_SET_TITLE:
1190 /* TODO handle editions as titles & DVD titles as well */
1191 if( p_sys->title && p_sys->title->i_seekpoint > 0 )
1195 return VLC_EGENERIC;
1197 case DEMUX_SET_SEEKPOINT:
1198 /* FIXME do a better implementation */
1199 i_skp = (int)va_arg( args, int );
1201 if( p_sys->title && i_skp < p_sys->title->i_seekpoint)
1203 Seek( p_demux, (int64_t)p_sys->title->seekpoint[i_skp]->i_time_offset, -1, NULL);
1204 p_demux->info.i_seekpoint |= INPUT_UPDATE_SEEKPOINT;
1205 p_demux->info.i_seekpoint = i_skp;
1208 return VLC_EGENERIC;
1210 case DEMUX_GET_SEEKPOINT_TIME:
1211 i_skp = (int)va_arg( args, int );
1212 i_sk_time = (mtime_t *)va_arg( args, mtime_t * );
1213 if( p_sys->title && i_skp < p_sys->title->i_seekpoint)
1215 *i_sk_time = p_sys->title->seekpoint[i_skp]->i_time_offset;
1218 return VLC_EGENERIC;
1220 case DEMUX_SET_TIME:
1223 return VLC_EGENERIC;
1227 static int BlockGet( demux_t *p_demux, KaxBlock **pp_block, int64_t *pi_ref1, int64_t *pi_ref2, int64_t *pi_duration )
1229 demux_sys_t *p_sys = p_demux->p_sys;
1240 if( p_demux->b_die )
1242 return VLC_EGENERIC;
1245 el = p_sys->ep->Get();
1246 i_level = p_sys->ep->GetLevel();
1248 if( el == NULL && *pp_block != NULL )
1250 /* update the index */
1251 #define idx p_sys->index[p_sys->i_index - 1]
1252 if( p_sys->i_index > 0 && idx.i_time == -1 )
1254 idx.i_time = (*pp_block)->GlobalTimecode() / (mtime_t)1000;
1255 idx.b_key = *pi_ref1 == -1 ? VLC_TRUE : VLC_FALSE;
1263 if( p_sys->ep->GetLevel() > 1 )
1268 msg_Warn( p_demux, "EOF" );
1269 return VLC_EGENERIC;
1275 if( MKV_IS_ID( el, KaxCluster ) )
1277 p_sys->cluster = (KaxCluster*)el;
1279 /* add it to the index */
1280 if( p_sys->i_index == 0 ||
1281 ( p_sys->i_index > 0 && p_sys->index[p_sys->i_index - 1].i_position < (int64_t)p_sys->cluster->GetElementPosition() ) )
1283 IndexAppendCluster( p_demux, p_sys->cluster );
1288 else if( MKV_IS_ID( el, KaxCues ) )
1290 msg_Warn( p_demux, "find KaxCues FIXME" );
1291 return VLC_EGENERIC;
1295 msg_Dbg( p_demux, "unknown (%s)", typeid( el ).name() );
1298 else if( i_level == 2 )
1300 if( MKV_IS_ID( el, KaxClusterTimecode ) )
1302 KaxClusterTimecode &ctc = *(KaxClusterTimecode*)el;
1304 ctc.ReadData( p_sys->es->I_O(), SCOPE_ALL_DATA );
1305 p_sys->cluster->InitTimecode( uint64( ctc ), p_sys->i_timescale );
1307 else if( MKV_IS_ID( el, KaxBlockGroup ) )
1312 else if( i_level == 3 )
1314 if( MKV_IS_ID( el, KaxBlock ) )
1316 *pp_block = (KaxBlock*)el;
1318 (*pp_block)->ReadData( p_sys->es->I_O() );
1319 (*pp_block)->SetParent( *p_sys->cluster );
1323 else if( MKV_IS_ID( el, KaxBlockDuration ) )
1325 KaxBlockDuration &dur = *(KaxBlockDuration*)el;
1327 dur.ReadData( p_sys->es->I_O() );
1328 *pi_duration = uint64( dur );
1330 else if( MKV_IS_ID( el, KaxReferenceBlock ) )
1332 KaxReferenceBlock &ref = *(KaxReferenceBlock*)el;
1334 ref.ReadData( p_sys->es->I_O() );
1335 if( *pi_ref1 == -1 )
1337 *pi_ref1 = int64( ref );
1341 *pi_ref2 = int64( ref );
1347 msg_Err( p_demux, "invalid level = %d", i_level );
1348 return VLC_EGENERIC;
1353 static block_t *MemToBlock( demux_t *p_demux, uint8_t *p_mem, int i_mem)
1356 if( !(p_block = block_New( p_demux, i_mem ) ) ) return NULL;
1357 memcpy( p_block->p_buffer, p_mem, i_mem );
1358 //p_block->i_rate = p_input->stream.control.i_rate;
1362 static void BlockDecode( demux_t *p_demux, KaxBlock *block, mtime_t i_pts,
1363 mtime_t i_duration )
1365 demux_sys_t *p_sys = p_demux->p_sys;
1371 #define tk p_sys->track[i_track]
1372 for( i_track = 0; i_track < p_sys->i_track; i_track++ )
1374 if( tk.i_number == block->TrackNum() )
1380 if( i_track >= p_sys->i_track )
1382 msg_Err( p_demux, "invalid track number=%d", block->TrackNum() );
1385 if( tk.p_es == NULL )
1387 msg_Err( p_demux, "unknown track number=%d", block->TrackNum() );
1390 if( i_pts < p_sys->i_start_pts && tk.fmt.i_cat == AUDIO_ES )
1392 return; /* discard audio packets that shouldn't be rendered */
1395 es_out_Control( p_demux->out, ES_OUT_GET_ES_STATE, tk.p_es, &b );
1398 tk.b_inited = VLC_FALSE;
1402 /* First send init data */
1403 if( !tk.b_inited && tk.i_data_init > 0 )
1407 msg_Dbg( p_demux, "sending header (%d bytes)", tk.i_data_init );
1408 p_init = MemToBlock( p_demux, tk.p_data_init, tk.i_data_init );
1409 if( p_init ) es_out_Send( p_demux->out, tk.p_es, p_init );
1411 tk.b_inited = VLC_TRUE;
1414 for( i = 0; i < block->NumberFrames(); i++ )
1417 DataBuffer &data = block->GetBuffer(i);
1419 p_block = MemToBlock( p_demux, data.Buffer(), data.Size() );
1421 if( p_block == NULL )
1426 #if defined(HAVE_ZLIB_H)
1427 if( tk.i_compression_type )
1429 p_block = block_zlib_decompress( VLC_OBJECT(p_demux), p_block );
1433 // TODO implement correct timestamping when B frames are used
1434 if( tk.fmt.i_cat != VIDEO_ES )
1436 p_block->i_dts = p_block->i_pts = i_pts;
1440 p_block->i_dts = i_pts;
1444 if( tk.fmt.i_cat == SPU_ES && strcmp( tk.psz_codec, "S_VOBSUB" ) )
1446 p_block->i_length = i_duration * 1000;
1448 es_out_Send( p_demux->out, tk.p_es, p_block );
1450 /* use time stamp only for first block */
1457 static void UpdateCurrentToChapter( demux_t & demux )
1459 demux_sys_t & sys = *demux.p_sys;
1460 const chapter_item_t *psz_curr_chapter;
1462 /* update current chapter/seekpoint */
1463 if ( sys.editions.size())
1465 /* 1st, we need to know in which chapter we are */
1466 psz_curr_chapter = sys.editions[sys.i_current_edition].FindTimecode( sys.i_pts );
1468 /* we have moved to a new chapter */
1469 if (sys.psz_current_chapter != NULL && psz_curr_chapter != NULL && sys.psz_current_chapter != psz_curr_chapter)
1471 if (sys.psz_current_chapter->i_seekpoint_num != psz_curr_chapter->i_seekpoint_num && psz_curr_chapter->i_seekpoint_num > 0)
1473 demux.info.i_update |= INPUT_UPDATE_SEEKPOINT;
1474 demux.info.i_seekpoint = psz_curr_chapter->i_seekpoint_num - 1;
1477 if (sys.editions[sys.i_current_edition].b_ordered )
1479 /* TODO check if we need to silently seek to a new location in the stream (switch to another chapter) */
1480 if (sys.psz_current_chapter->i_end_time != psz_curr_chapter->i_start_time)
1481 Seek(&demux, sys.i_pts, -1, psz_curr_chapter);
1482 /* count the last duration time found for each track in a table (-1 not found, -2 silent) */
1483 /* only seek after each duration >= end timecode of the current chapter */
1486 // sys.i_user_time = psz_curr_chapter->i_user_start_time - psz_curr_chapter->i_start_time;
1487 // sys.i_start_pts = psz_curr_chapter->i_user_start_time;
1489 sys.psz_current_chapter = psz_curr_chapter;
1493 static void Seek( demux_t *p_demux, mtime_t i_date, double f_percent, const chapter_item_t *psz_chapter)
1495 demux_sys_t *p_sys = p_demux->p_sys;
1496 mtime_t i_time_offset = 0;
1499 int64_t i_block_duration;
1500 int64_t i_block_ref1;
1501 int64_t i_block_ref2;
1504 int i_track_skipping;
1507 msg_Dbg( p_demux, "seek request to "I64Fd" (%f%%)", i_date, f_percent );
1508 if( i_date < 0 && f_percent < 0 )
1510 msg_Warn( p_demux, "cannot seek nowhere !" );
1513 if( f_percent > 1.0 )
1515 msg_Warn( p_demux, "cannot seek so far !" );
1520 p_sys->ep = new EbmlParser( p_sys->es, p_sys->segment );
1521 p_sys->cluster = NULL;
1523 /* seek without index or without date */
1524 if( f_percent >= 0 && (config_GetInt( p_demux, "mkv-seek-percent" ) || !p_sys->b_cues || i_date < 0 ))
1526 if (p_sys->f_duration >= 0)
1528 i_date = int64_t( f_percent * p_sys->f_duration * 1000.0 );
1532 int64_t i_pos = int64_t( f_percent * stream_Size( p_demux->s ) );
1534 msg_Dbg( p_demux, "inacurate way of seeking" );
1535 for( i_index = 0; i_index < p_sys->i_index; i_index++ )
1537 if( p_sys->index[i_index].i_position >= i_pos)
1542 if( i_index == p_sys->i_index )
1547 i_date = p_sys->index[i_index].i_time;
1550 if( p_sys->index[i_index].i_position < i_pos )
1554 msg_Warn( p_demux, "searching for cluster, could take some time" );
1556 /* search a cluster */
1557 while( ( el = p_sys->ep->Get() ) != NULL )
1559 if( MKV_IS_ID( el, KaxCluster ) )
1561 KaxCluster *cluster = (KaxCluster*)el;
1563 /* add it to the index */
1564 IndexAppendCluster( p_demux, cluster );
1566 if( (int64_t)cluster->GetElementPosition() >= i_pos )
1568 p_sys->cluster = cluster;
1579 // find the actual time for an ordered edition
1580 if ( psz_chapter == NULL )
1582 if ( p_sys->editions.size() && p_sys->editions[p_sys->i_current_edition].b_ordered )
1584 /* 1st, we need to know in which chapter we are */
1585 psz_chapter = p_sys->editions[p_sys->i_current_edition].FindTimecode( i_date );
1589 if ( psz_chapter != NULL )
1591 p_sys->psz_current_chapter = psz_chapter;
1592 p_sys->i_chapter_time = i_time_offset = psz_chapter->i_user_start_time - psz_chapter->i_start_time;
1593 p_demux->info.i_update |= INPUT_UPDATE_SEEKPOINT;
1594 p_demux->info.i_seekpoint = psz_chapter->i_seekpoint_num - 1;
1597 for( ; i_index < p_sys->i_index; i_index++ )
1599 if( p_sys->index[i_index].i_time + i_time_offset > i_date )
1610 msg_Dbg( p_demux, "seek got "I64Fd" (%d%%)",
1611 p_sys->index[i_index].i_time,
1612 (int)( 100 * p_sys->index[i_index].i_position /
1613 stream_Size( p_demux->s ) ) );
1615 p_sys->in->setFilePointer( p_sys->index[i_index].i_position,
1618 p_sys->i_start_pts = i_date;
1620 es_out_Control( p_demux->out, ES_OUT_RESET_PCR );
1622 /* now parse until key frame */
1623 #define tk p_sys->track[i_track]
1624 i_track_skipping = 0;
1625 for( i_track = 0; i_track < p_sys->i_track; i_track++ )
1627 if( tk.fmt.i_cat == VIDEO_ES )
1629 tk.b_search_keyframe = VLC_TRUE;
1632 es_out_Control( p_demux->out, ES_OUT_SET_NEXT_DISPLAY_TIME, tk.p_es, i_date );
1636 while( i_track_skipping > 0 )
1638 if( BlockGet( p_demux, &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
1640 msg_Warn( p_demux, "cannot get block EOF?" );
1645 for( i_track = 0; i_track < p_sys->i_track; i_track++ )
1647 if( tk.i_number == block->TrackNum() )
1653 p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
1655 if( i_track < p_sys->i_track )
1657 if( tk.fmt.i_cat == VIDEO_ES )
1659 if( i_block_ref1 == -1 && tk.b_search_keyframe )
1661 tk.b_search_keyframe = VLC_FALSE;
1664 if( !tk.b_search_keyframe )
1666 BlockDecode( p_demux, block, p_sys->i_pts, 0 );
1676 /*****************************************************************************
1677 * Demux: reads and demuxes data packets
1678 *****************************************************************************
1679 * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
1680 *****************************************************************************/
1681 static int Demux( demux_t *p_demux)
1683 demux_sys_t *p_sys = p_demux->p_sys;
1684 int i_block_count = 0;
1687 int64_t i_block_duration;
1688 int64_t i_block_ref1;
1689 int64_t i_block_ref2;
1693 if( p_sys->i_pts >= p_sys->i_start_pts )
1694 UpdateCurrentToChapter( *p_demux );
1696 if ( p_sys->editions.size() && p_sys->editions[p_sys->i_current_edition].b_ordered && p_sys->psz_current_chapter == NULL )
1698 /* nothing left to read in this ordered edition */
1702 if( BlockGet( p_demux, &block, &i_block_ref1, &i_block_ref2, &i_block_duration ) )
1704 if ( p_sys->editions.size() && p_sys->editions[p_sys->i_current_edition].b_ordered )
1706 // check if there are more chapters to read
1707 if ( p_sys->psz_current_chapter != NULL )
1709 p_sys->i_pts = p_sys->psz_current_chapter->i_user_end_time;
1715 msg_Warn( p_demux, "cannot get block EOF?" );
1720 p_sys->i_pts = p_sys->i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
1722 if( p_sys->i_pts >= p_sys->i_start_pts )
1724 es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_sys->i_pts );
1727 BlockDecode( p_demux, block, p_sys->i_pts, i_block_duration );
1732 // TODO optimize when there is need to leave or when seeking has been called
1733 if( i_block_count > 5 )
1742 /*****************************************************************************
1744 *****************************************************************************/
1745 vlc_stream_io_callback::vlc_stream_io_callback( stream_t *s_ )
1751 uint32 vlc_stream_io_callback::read( void *p_buffer, size_t i_size )
1753 if( i_size <= 0 || mb_eof )
1758 return stream_Read( s, p_buffer, i_size );
1760 void vlc_stream_io_callback::setFilePointer(int64_t i_offset, seek_mode mode )
1766 case seek_beginning:
1770 i_pos = stream_Size( s ) - i_offset;
1773 i_pos= stream_Tell( s ) + i_offset;
1777 if( i_pos < 0 || i_pos >= stream_Size( s ) )
1784 if( stream_Seek( s, i_pos ) )
1790 size_t vlc_stream_io_callback::write( const void *p_buffer, size_t i_size )
1794 uint64 vlc_stream_io_callback::getFilePointer( void )
1796 return stream_Tell( s );
1798 void vlc_stream_io_callback::close( void )
1804 /*****************************************************************************
1805 * Ebml Stream parser
1806 *****************************************************************************/
1807 EbmlParser::EbmlParser( EbmlStream *es, EbmlElement *el_start )
1815 for( i = 1; i < 6; i++ )
1821 mb_keep = VLC_FALSE;
1824 EbmlParser::~EbmlParser( void )
1828 for( i = 1; i < mi_level; i++ )
1834 mb_keep = VLC_FALSE;
1838 void EbmlParser::Up( void )
1840 if( mi_user_level == mi_level )
1842 fprintf( stderr," arrrrrrrrrrrrrg Up cannot escape itself\n" );
1848 void EbmlParser::Down( void )
1854 void EbmlParser::Keep( void )
1859 int EbmlParser::GetLevel( void )
1861 return mi_user_level;
1864 EbmlElement *EbmlParser::Get( void )
1868 if( mi_user_level != mi_level )
1874 EbmlElement *ret = m_got;
1880 if( m_el[mi_level] )
1882 m_el[mi_level]->SkipData( *m_es, m_el[mi_level]->Generic().Context );
1885 delete m_el[mi_level];
1887 mb_keep = VLC_FALSE;
1890 m_el[mi_level] = m_es->FindNextElement( m_el[mi_level - 1]->Generic().Context, i_ulev, 0xFFFFFFFFL, true, 1 );
1901 delete m_el[mi_level - 1];
1902 m_got = m_el[mi_level -1] = m_el[mi_level];
1903 m_el[mi_level] = NULL;
1910 else if( m_el[mi_level] == NULL )
1912 fprintf( stderr," m_el[mi_level] == NULL\n" );
1915 return m_el[mi_level];
1919 /*****************************************************************************
1921 * * LoadCues : load the cues element and update index
1923 * * LoadTags : load ... the tags element
1925 * * InformationCreate : create all information, load tags if present
1927 *****************************************************************************/
1928 static void LoadCues( demux_t *p_demux )
1930 demux_sys_t *p_sys = p_demux->p_sys;
1931 int64_t i_sav_position = p_sys->in->getFilePointer();
1933 EbmlElement *el, *cues;
1935 msg_Dbg( p_demux, "loading cues" );
1936 p_sys->in->setFilePointer( p_sys->i_cues_position, seek_beginning );
1937 cues = p_sys->es->FindNextID( KaxCues::ClassInfos, 0xFFFFFFFFL);
1941 msg_Err( p_demux, "cannot load cues (broken seekhead or file)" );
1942 p_sys->in->setFilePointer( i_sav_position, seek_beginning );
1946 ep = new EbmlParser( p_sys->es, cues );
1947 while( ( el = ep->Get() ) != NULL )
1949 if( MKV_IS_ID( el, KaxCuePoint ) )
1951 #define idx p_sys->index[p_sys->i_index]
1954 idx.i_block_number= -1;
1955 idx.i_position = -1;
1957 idx.b_key = VLC_TRUE;
1960 while( ( el = ep->Get() ) != NULL )
1962 if( MKV_IS_ID( el, KaxCueTime ) )
1964 KaxCueTime &ctime = *(KaxCueTime*)el;
1966 ctime.ReadData( p_sys->es->I_O() );
1968 idx.i_time = uint64( ctime ) * p_sys->i_timescale / (mtime_t)1000;
1970 else if( MKV_IS_ID( el, KaxCueTrackPositions ) )
1973 while( ( el = ep->Get() ) != NULL )
1975 if( MKV_IS_ID( el, KaxCueTrack ) )
1977 KaxCueTrack &ctrack = *(KaxCueTrack*)el;
1979 ctrack.ReadData( p_sys->es->I_O() );
1980 idx.i_track = uint16( ctrack );
1982 else if( MKV_IS_ID( el, KaxCueClusterPosition ) )
1984 KaxCueClusterPosition &ccpos = *(KaxCueClusterPosition*)el;
1986 ccpos.ReadData( p_sys->es->I_O() );
1987 idx.i_position = p_sys->segment->GetGlobalPosition( uint64( ccpos ) );
1989 else if( MKV_IS_ID( el, KaxCueBlockNumber ) )
1991 KaxCueBlockNumber &cbnum = *(KaxCueBlockNumber*)el;
1993 cbnum.ReadData( p_sys->es->I_O() );
1994 idx.i_block_number = uint32( cbnum );
1998 msg_Dbg( p_demux, " * Unknown (%s)", typeid(*el).name() );
2005 msg_Dbg( p_demux, " * Unknown (%s)", typeid(*el).name() );
2011 msg_Dbg( p_demux, " * added time="I64Fd" pos="I64Fd
2012 " track=%d bnum=%d", idx.i_time, idx.i_position,
2013 idx.i_track, idx.i_block_number );
2017 if( p_sys->i_index >= p_sys->i_index_max )
2019 p_sys->i_index_max += 1024;
2020 p_sys->index = (mkv_index_t*)realloc( p_sys->index, sizeof( mkv_index_t ) * p_sys->i_index_max );
2026 msg_Dbg( p_demux, " * Unknown (%s)", typeid(*el).name() );
2032 p_sys->b_cues = VLC_TRUE;
2034 msg_Dbg( p_demux, "loading cues done." );
2035 p_sys->in->setFilePointer( i_sav_position, seek_beginning );
2038 static void LoadTags( demux_t *p_demux )
2040 demux_sys_t *p_sys = p_demux->p_sys;
2041 int64_t i_sav_position = p_sys->in->getFilePointer();
2043 EbmlElement *el, *tags;
2045 msg_Dbg( p_demux, "loading tags" );
2046 p_sys->in->setFilePointer( p_sys->i_tags_position, seek_beginning );
2047 tags = p_sys->es->FindNextID( KaxTags::ClassInfos, 0xFFFFFFFFL);
2051 msg_Err( p_demux, "cannot load tags (broken seekhead or file)" );
2052 p_sys->in->setFilePointer( i_sav_position, seek_beginning );
2056 msg_Dbg( p_demux, "Tags" );
2057 ep = new EbmlParser( p_sys->es, tags );
2058 while( ( el = ep->Get() ) != NULL )
2060 if( MKV_IS_ID( el, KaxTag ) )
2062 msg_Dbg( p_demux, "+ Tag" );
2064 while( ( el = ep->Get() ) != NULL )
2066 if( MKV_IS_ID( el, KaxTagTargets ) )
2068 msg_Dbg( p_demux, "| + Targets" );
2070 while( ( el = ep->Get() ) != NULL )
2072 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid( *el ).name() );
2076 else if( MKV_IS_ID( el, KaxTagGeneral ) )
2078 msg_Dbg( p_demux, "| + General" );
2080 while( ( el = ep->Get() ) != NULL )
2082 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid( *el ).name() );
2086 else if( MKV_IS_ID( el, KaxTagGenres ) )
2088 msg_Dbg( p_demux, "| + Genres" );
2090 while( ( el = ep->Get() ) != NULL )
2092 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid( *el ).name() );
2096 else if( MKV_IS_ID( el, KaxTagAudioSpecific ) )
2098 msg_Dbg( p_demux, "| + Audio Specific" );
2100 while( ( el = ep->Get() ) != NULL )
2102 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid( *el ).name() );
2106 else if( MKV_IS_ID( el, KaxTagImageSpecific ) )
2108 msg_Dbg( p_demux, "| + Images Specific" );
2110 while( ( el = ep->Get() ) != NULL )
2112 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid( *el ).name() );
2116 else if( MKV_IS_ID( el, KaxTagMultiComment ) )
2118 msg_Dbg( p_demux, "| + Multi Comment" );
2120 else if( MKV_IS_ID( el, KaxTagMultiCommercial ) )
2122 msg_Dbg( p_demux, "| + Multi Commercial" );
2124 else if( MKV_IS_ID( el, KaxTagMultiDate ) )
2126 msg_Dbg( p_demux, "| + Multi Date" );
2128 else if( MKV_IS_ID( el, KaxTagMultiEntity ) )
2130 msg_Dbg( p_demux, "| + Multi Entity" );
2132 else if( MKV_IS_ID( el, KaxTagMultiIdentifier ) )
2134 msg_Dbg( p_demux, "| + Multi Identifier" );
2136 else if( MKV_IS_ID( el, KaxTagMultiLegal ) )
2138 msg_Dbg( p_demux, "| + Multi Legal" );
2140 else if( MKV_IS_ID( el, KaxTagMultiTitle ) )
2142 msg_Dbg( p_demux, "| + Multi Title" );
2146 msg_Dbg( p_demux, "| + Unknown (%s)", typeid( *el ).name() );
2153 msg_Dbg( p_demux, "+ Unknown (%s)", typeid( *el ).name() );
2159 msg_Dbg( p_demux, "loading tags done." );
2160 p_sys->in->setFilePointer( i_sav_position, seek_beginning );
2163 /*****************************************************************************
2165 *****************************************************************************/
2166 static void ParseSeekHead( demux_t *p_demux, EbmlElement *seekhead )
2168 demux_sys_t *p_sys = p_demux->p_sys;
2172 int i_upper_level = 0;
2174 msg_Dbg( p_demux, "| + Seek head" );
2176 /* Master elements */
2177 m = static_cast<EbmlMaster *>(seekhead);
2178 m->Read( *p_sys->es, seekhead->Generic().Context, i_upper_level, el, true );
2180 for( i = 0; i < m->ListSize(); i++ )
2182 EbmlElement *l = (*m)[i];
2184 if( MKV_IS_ID( l, KaxSeek ) )
2186 EbmlMaster *sk = static_cast<EbmlMaster *>(l);
2187 EbmlId id = EbmlVoid::ClassInfos.GlobalId;
2192 for( j = 0; j < sk->ListSize(); j++ )
2194 EbmlElement *l = (*sk)[j];
2196 if( MKV_IS_ID( l, KaxSeekID ) )
2198 KaxSeekID &sid = *(KaxSeekID*)l;
2199 id = EbmlId( sid.GetBuffer(), sid.GetSize() );
2201 else if( MKV_IS_ID( l, KaxSeekPosition ) )
2203 KaxSeekPosition &spos = *(KaxSeekPosition*)l;
2204 i_pos = uint64( spos );
2208 msg_Dbg( p_demux, "| | | + Unknown (%s)", typeid(*l).name() );
2214 if( id == KaxCues::ClassInfos.GlobalId )
2216 msg_Dbg( p_demux, "| | | = cues at "I64Fd, i_pos );
2217 p_sys->i_cues_position = p_sys->segment->GetGlobalPosition( i_pos );
2219 else if( id == KaxChapters::ClassInfos.GlobalId )
2221 msg_Dbg( p_demux, "| | | = chapters at "I64Fd, i_pos );
2222 p_sys->i_chapters_position = p_sys->segment->GetGlobalPosition( i_pos );
2224 else if( id == KaxTags::ClassInfos.GlobalId )
2226 msg_Dbg( p_demux, "| | | = tags at "I64Fd, i_pos );
2227 p_sys->i_tags_position = p_sys->segment->GetGlobalPosition( i_pos );
2233 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid(*l).name() );
2238 /*****************************************************************************
2240 *****************************************************************************/
2241 static void ParseTrackEntry( demux_t *p_demux, EbmlMaster *m )
2243 demux_sys_t *p_sys = p_demux->p_sys;
2248 msg_Dbg( p_demux, "| | + Track Entry" );
2251 p_sys->track = (mkv_track_t*)realloc( p_sys->track, sizeof( mkv_track_t ) * (p_sys->i_track + 1 ) );
2253 /* Init the track */
2254 tk = &p_sys->track[p_sys->i_track - 1];
2256 memset( tk, 0, sizeof( mkv_track_t ) );
2258 es_format_Init( &tk->fmt, UNKNOWN_ES, 0 );
2259 tk->fmt.psz_language = strdup("English");
2260 tk->fmt.psz_description = NULL;
2262 tk->b_default = VLC_TRUE;
2263 tk->b_enabled = VLC_TRUE;
2264 tk->i_number = p_sys->i_track - 1;
2265 tk->i_extra_data = 0;
2266 tk->p_extra_data = NULL;
2267 tk->psz_codec = NULL;
2268 tk->i_default_duration = 0;
2269 tk->f_timecodescale = 1.0;
2271 tk->b_inited = VLC_FALSE;
2272 tk->i_data_init = 0;
2273 tk->p_data_init = NULL;
2275 tk->psz_codec_name = NULL;
2276 tk->psz_codec_settings = NULL;
2277 tk->psz_codec_info_url = NULL;
2278 tk->psz_codec_download_url = NULL;
2280 tk->i_compression_type = MATROSKA_COMPRESSION_NONE;
2282 for( i = 0; i < m->ListSize(); i++ )
2284 EbmlElement *l = (*m)[i];
2286 if( MKV_IS_ID( l, KaxTrackNumber ) )
2288 KaxTrackNumber &tnum = *(KaxTrackNumber*)l;
2290 tk->i_number = uint32( tnum );
2291 msg_Dbg( p_demux, "| | | + Track Number=%u", uint32( tnum ) );
2293 else if( MKV_IS_ID( l, KaxTrackUID ) )
2295 KaxTrackUID &tuid = *(KaxTrackUID*)l;
2297 msg_Dbg( p_demux, "| | | + Track UID=%u", uint32( tuid ) );
2299 else if( MKV_IS_ID( l, KaxTrackType ) )
2302 KaxTrackType &ttype = *(KaxTrackType*)l;
2304 switch( uint8(ttype) )
2308 tk->fmt.i_cat = AUDIO_ES;
2312 tk->fmt.i_cat = VIDEO_ES;
2314 case track_subtitle:
2315 psz_type = "subtitle";
2316 tk->fmt.i_cat = SPU_ES;
2319 psz_type = "unknown";
2320 tk->fmt.i_cat = UNKNOWN_ES;
2324 msg_Dbg( p_demux, "| | | + Track Type=%s", psz_type );
2326 // else if( EbmlId( *l ) == KaxTrackFlagEnabled::ClassInfos.GlobalId )
2328 // KaxTrackFlagEnabled &fenb = *(KaxTrackFlagEnabled*)l;
2330 // tk->b_enabled = uint32( fenb );
2331 // msg_Dbg( p_demux, "| | | + Track Enabled=%u",
2332 // uint32( fenb ) );
2334 else if( MKV_IS_ID( l, KaxTrackFlagDefault ) )
2336 KaxTrackFlagDefault &fdef = *(KaxTrackFlagDefault*)l;
2338 tk->b_default = uint32( fdef );
2339 msg_Dbg( p_demux, "| | | + Track Default=%u", uint32( fdef ) );
2341 else if( MKV_IS_ID( l, KaxTrackFlagLacing ) )
2343 KaxTrackFlagLacing &lac = *(KaxTrackFlagLacing*)l;
2345 msg_Dbg( p_demux, "| | | + Track Lacing=%d", uint32( lac ) );
2347 else if( MKV_IS_ID( l, KaxTrackMinCache ) )
2349 KaxTrackMinCache &cmin = *(KaxTrackMinCache*)l;
2351 msg_Dbg( p_demux, "| | | + Track MinCache=%d", uint32( cmin ) );
2353 else if( MKV_IS_ID( l, KaxTrackMaxCache ) )
2355 KaxTrackMaxCache &cmax = *(KaxTrackMaxCache*)l;
2357 msg_Dbg( p_demux, "| | | + Track MaxCache=%d", uint32( cmax ) );
2359 else if( MKV_IS_ID( l, KaxTrackDefaultDuration ) )
2361 KaxTrackDefaultDuration &defd = *(KaxTrackDefaultDuration*)l;
2363 tk->i_default_duration = uint64(defd);
2364 msg_Dbg( p_demux, "| | | + Track Default Duration="I64Fd, uint64(defd) );
2366 else if( MKV_IS_ID( l, KaxTrackTimecodeScale ) )
2368 KaxTrackTimecodeScale &ttcs = *(KaxTrackTimecodeScale*)l;
2370 tk->f_timecodescale = float( ttcs );
2371 msg_Dbg( p_demux, "| | | + Track TimeCodeScale=%f", tk->f_timecodescale );
2373 else if( MKV_IS_ID( l, KaxTrackName ) )
2375 KaxTrackName &tname = *(KaxTrackName*)l;
2377 tk->fmt.psz_description = UTF8ToStr( UTFstring( tname ) );
2378 msg_Dbg( p_demux, "| | | + Track Name=%s", tk->fmt.psz_description );
2380 else if( MKV_IS_ID( l, KaxTrackLanguage ) )
2382 KaxTrackLanguage &lang = *(KaxTrackLanguage*)l;
2384 tk->fmt.psz_language = strdup( string( lang ).c_str() );
2386 "| | | + Track Language=`%s'", tk->fmt.psz_language );
2388 else if( MKV_IS_ID( l, KaxCodecID ) )
2390 KaxCodecID &codecid = *(KaxCodecID*)l;
2392 tk->psz_codec = strdup( string( codecid ).c_str() );
2393 msg_Dbg( p_demux, "| | | + Track CodecId=%s", string( codecid ).c_str() );
2395 else if( MKV_IS_ID( l, KaxCodecPrivate ) )
2397 KaxCodecPrivate &cpriv = *(KaxCodecPrivate*)l;
2399 tk->i_extra_data = cpriv.GetSize();
2400 if( tk->i_extra_data > 0 )
2402 tk->p_extra_data = (uint8_t*)malloc( tk->i_extra_data );
2403 memcpy( tk->p_extra_data, cpriv.GetBuffer(), tk->i_extra_data );
2405 msg_Dbg( p_demux, "| | | + Track CodecPrivate size="I64Fd, cpriv.GetSize() );
2407 else if( MKV_IS_ID( l, KaxCodecName ) )
2409 KaxCodecName &cname = *(KaxCodecName*)l;
2411 tk->psz_codec_name = UTF8ToStr( UTFstring( cname ) );
2412 msg_Dbg( p_demux, "| | | + Track Codec Name=%s", tk->psz_codec_name );
2414 else if( MKV_IS_ID( l, KaxContentEncodings ) )
2416 EbmlMaster *cencs = static_cast<EbmlMaster*>(l);
2417 MkvTree( p_demux, 3, "Content Encodings" );
2418 for( unsigned int i = 0; i < cencs->ListSize(); i++ )
2420 EbmlElement *l2 = (*cencs)[i];
2421 if( MKV_IS_ID( l2, KaxContentEncoding ) )
2423 MkvTree( p_demux, 4, "Content Encoding" );
2424 EbmlMaster *cenc = static_cast<EbmlMaster*>(l2);
2425 for( unsigned int i = 0; i < cenc->ListSize(); i++ )
2427 EbmlElement *l3 = (*cenc)[i];
2428 if( MKV_IS_ID( l3, KaxContentEncodingOrder ) )
2430 KaxContentEncodingOrder &encord = *(KaxContentEncodingOrder*)l3;
2431 MkvTree( p_demux, 5, "Order: %i", uint32( encord ) );
2433 else if( MKV_IS_ID( l3, KaxContentEncodingScope ) )
2435 KaxContentEncodingScope &encscope = *(KaxContentEncodingScope*)l3;
2436 MkvTree( p_demux, 5, "Scope: %i", uint32( encscope ) );
2438 else if( MKV_IS_ID( l3, KaxContentEncodingType ) )
2440 KaxContentEncodingType &enctype = *(KaxContentEncodingType*)l3;
2441 MkvTree( p_demux, 5, "Type: %i", uint32( enctype ) );
2443 else if( MKV_IS_ID( l3, KaxContentCompression ) )
2445 EbmlMaster *compr = static_cast<EbmlMaster*>(l3);
2446 MkvTree( p_demux, 5, "Content Compression" );
2447 for( unsigned int i = 0; i < compr->ListSize(); i++ )
2449 EbmlElement *l4 = (*compr)[i];
2450 if( MKV_IS_ID( l4, KaxContentCompAlgo ) )
2452 KaxContentCompAlgo &compalg = *(KaxContentCompAlgo*)l4;
2453 MkvTree( p_demux, 6, "Compression Algorithm: %i", uint32(compalg) );
2454 if( uint32( compalg ) == 0 )
2456 tk->i_compression_type = MATROSKA_COMPRESSION_ZLIB;
2461 MkvTree( p_demux, 6, "Unknown (%s)", typeid(*l4).name() );
2468 MkvTree( p_demux, 5, "Unknown (%s)", typeid(*l3).name() );
2475 MkvTree( p_demux, 4, "Unknown (%s)", typeid(*l2).name() );
2480 // else if( EbmlId( *l ) == KaxCodecSettings::ClassInfos.GlobalId )
2482 // KaxCodecSettings &cset = *(KaxCodecSettings*)l;
2484 // tk->psz_codec_settings = UTF8ToStr( UTFstring( cset ) );
2485 // msg_Dbg( p_demux, "| | | + Track Codec Settings=%s", tk->psz_codec_settings );
2487 // else if( EbmlId( *l ) == KaxCodecInfoURL::ClassInfos.GlobalId )
2489 // KaxCodecInfoURL &ciurl = *(KaxCodecInfoURL*)l;
2491 // tk->psz_codec_info_url = strdup( string( ciurl ).c_str() );
2492 // msg_Dbg( p_demux, "| | | + Track Codec Info URL=%s", tk->psz_codec_info_url );
2494 // else if( EbmlId( *l ) == KaxCodecDownloadURL::ClassInfos.GlobalId )
2496 // KaxCodecDownloadURL &cdurl = *(KaxCodecDownloadURL*)l;
2498 // tk->psz_codec_download_url = strdup( string( cdurl ).c_str() );
2499 // msg_Dbg( p_demux, "| | | + Track Codec Info URL=%s", tk->psz_codec_download_url );
2501 // else if( EbmlId( *l ) == KaxCodecDecodeAll::ClassInfos.GlobalId )
2503 // KaxCodecDecodeAll &cdall = *(KaxCodecDecodeAll*)l;
2505 // msg_Dbg( p_demux, "| | | + Track Codec Decode All=%u <== UNUSED", uint8( cdall ) );
2507 // else if( EbmlId( *l ) == KaxTrackOverlay::ClassInfos.GlobalId )
2509 // KaxTrackOverlay &tovr = *(KaxTrackOverlay*)l;
2511 // msg_Dbg( p_demux, "| | | + Track Overlay=%u <== UNUSED", uint32( tovr ) );
2513 else if( MKV_IS_ID( l, KaxTrackVideo ) )
2515 EbmlMaster *tkv = static_cast<EbmlMaster*>(l);
2518 msg_Dbg( p_demux, "| | | + Track Video" );
2521 for( j = 0; j < tkv->ListSize(); j++ )
2523 EbmlElement *l = (*tkv)[j];
2524 // if( EbmlId( *el4 ) == KaxVideoFlagInterlaced::ClassInfos.GlobalId )
2526 // KaxVideoFlagInterlaced &fint = *(KaxVideoFlagInterlaced*)el4;
2528 // msg_Dbg( p_demux, "| | | | + Track Video Interlaced=%u", uint8( fint ) );
2530 // else if( EbmlId( *el4 ) == KaxVideoStereoMode::ClassInfos.GlobalId )
2532 // KaxVideoStereoMode &stereo = *(KaxVideoStereoMode*)el4;
2534 // msg_Dbg( p_demux, "| | | | + Track Video Stereo Mode=%u", uint8( stereo ) );
2537 if( MKV_IS_ID( l, KaxVideoPixelWidth ) )
2539 KaxVideoPixelWidth &vwidth = *(KaxVideoPixelWidth*)l;
2541 tk->fmt.video.i_width = uint16( vwidth );
2542 msg_Dbg( p_demux, "| | | | + width=%d", uint16( vwidth ) );
2544 else if( MKV_IS_ID( l, KaxVideoPixelHeight ) )
2546 KaxVideoPixelWidth &vheight = *(KaxVideoPixelWidth*)l;
2548 tk->fmt.video.i_height = uint16( vheight );
2549 msg_Dbg( p_demux, "| | | | + height=%d", uint16( vheight ) );
2551 else if( MKV_IS_ID( l, KaxVideoDisplayWidth ) )
2553 KaxVideoDisplayWidth &vwidth = *(KaxVideoDisplayWidth*)l;
2555 tk->fmt.video.i_visible_width = uint16( vwidth );
2556 msg_Dbg( p_demux, "| | | | + display width=%d", uint16( vwidth ) );
2558 else if( MKV_IS_ID( l, KaxVideoDisplayHeight ) )
2560 KaxVideoDisplayWidth &vheight = *(KaxVideoDisplayWidth*)l;
2562 tk->fmt.video.i_visible_height = uint16( vheight );
2563 msg_Dbg( p_demux, "| | | | + display height=%d", uint16( vheight ) );
2565 else if( MKV_IS_ID( l, KaxVideoFrameRate ) )
2567 KaxVideoFrameRate &vfps = *(KaxVideoFrameRate*)l;
2569 tk->f_fps = float( vfps );
2570 msg_Dbg( p_demux, " | | | + fps=%f", float( vfps ) );
2572 // else if( EbmlId( *l ) == KaxVideoDisplayUnit::ClassInfos.GlobalId )
2574 // KaxVideoDisplayUnit &vdmode = *(KaxVideoDisplayUnit*)l;
2576 // msg_Dbg( p_demux, "| | | | + Track Video Display Unit=%s",
2577 // uint8( vdmode ) == 0 ? "pixels" : ( uint8( vdmode ) == 1 ? "centimeters": "inches" ) );
2579 // else if( EbmlId( *l ) == KaxVideoAspectRatio::ClassInfos.GlobalId )
2581 // KaxVideoAspectRatio &ratio = *(KaxVideoAspectRatio*)l;
2583 // msg_Dbg( p_demux, " | | | + Track Video Aspect Ratio Type=%u", uint8( ratio ) );
2585 // else if( EbmlId( *l ) == KaxVideoGamma::ClassInfos.GlobalId )
2587 // KaxVideoGamma &gamma = *(KaxVideoGamma*)l;
2589 // msg_Dbg( p_demux, " | | | + fps=%f", float( gamma ) );
2593 msg_Dbg( p_demux, "| | | | + Unknown (%s)", typeid(*l).name() );
2597 else if( MKV_IS_ID( l, KaxTrackAudio ) )
2599 EbmlMaster *tka = static_cast<EbmlMaster*>(l);
2602 msg_Dbg( p_demux, "| | | + Track Audio" );
2604 for( j = 0; j < tka->ListSize(); j++ )
2606 EbmlElement *l = (*tka)[j];
2608 if( MKV_IS_ID( l, KaxAudioSamplingFreq ) )
2610 KaxAudioSamplingFreq &afreq = *(KaxAudioSamplingFreq*)l;
2612 tk->fmt.audio.i_rate = (int)float( afreq );
2613 msg_Dbg( p_demux, "| | | | + afreq=%d", tk->fmt.audio.i_rate );
2615 else if( MKV_IS_ID( l, KaxAudioChannels ) )
2617 KaxAudioChannels &achan = *(KaxAudioChannels*)l;
2619 tk->fmt.audio.i_channels = uint8( achan );
2620 msg_Dbg( p_demux, "| | | | + achan=%u", uint8( achan ) );
2622 else if( MKV_IS_ID( l, KaxAudioBitDepth ) )
2624 KaxAudioBitDepth &abits = *(KaxAudioBitDepth*)l;
2626 tk->fmt.audio.i_bitspersample = uint8( abits );
2627 msg_Dbg( p_demux, "| | | | + abits=%u", uint8( abits ) );
2631 msg_Dbg( p_demux, "| | | | + Unknown (%s)", typeid(*l).name() );
2637 msg_Dbg( p_demux, "| | | + Unknown (%s)",
2638 typeid(*l).name() );
2643 static void ParseTracks( demux_t *p_demux, EbmlElement *tracks )
2645 demux_sys_t *p_sys = p_demux->p_sys;
2649 int i_upper_level = 0;
2651 msg_Dbg( p_demux, "| + Tracks" );
2653 /* Master elements */
2654 m = static_cast<EbmlMaster *>(tracks);
2655 m->Read( *p_sys->es, tracks->Generic().Context, i_upper_level, el, true );
2657 for( i = 0; i < m->ListSize(); i++ )
2659 EbmlElement *l = (*m)[i];
2661 if( MKV_IS_ID( l, KaxTrackEntry ) )
2663 ParseTrackEntry( p_demux, static_cast<EbmlMaster *>(l) );
2667 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid(*l).name() );
2672 /*****************************************************************************
2674 *****************************************************************************/
2675 static void ParseInfo( demux_t *p_demux, EbmlElement *info )
2677 demux_sys_t *p_sys = p_demux->p_sys;
2681 int i_upper_level = 0;
2683 msg_Dbg( p_demux, "| + Information" );
2685 /* Master elements */
2686 m = static_cast<EbmlMaster *>(info);
2687 m->Read( *p_sys->es, info->Generic().Context, i_upper_level, el, true );
2689 for( i = 0; i < m->ListSize(); i++ )
2691 EbmlElement *l = (*m)[i];
2693 if( MKV_IS_ID( l, KaxSegmentUID ) )
2695 p_sys->segment_uid = *(new KaxSegmentUID(*static_cast<KaxSegmentUID*>(l)));
2697 msg_Dbg( p_demux, "| | + UID=%d", *(uint32*)p_sys->segment_uid.GetBuffer() );
2699 else if( MKV_IS_ID( l, KaxTimecodeScale ) )
2701 KaxTimecodeScale &tcs = *(KaxTimecodeScale*)l;
2703 p_sys->i_timescale = uint64(tcs);
2705 msg_Dbg( p_demux, "| | + TimecodeScale="I64Fd,
2706 p_sys->i_timescale );
2708 else if( MKV_IS_ID( l, KaxDuration ) )
2710 KaxDuration &dur = *(KaxDuration*)l;
2712 p_sys->f_duration = float(dur);
2714 msg_Dbg( p_demux, "| | + Duration=%f",
2715 p_sys->f_duration );
2717 else if( MKV_IS_ID( l, KaxMuxingApp ) )
2719 KaxMuxingApp &mapp = *(KaxMuxingApp*)l;
2721 p_sys->psz_muxing_application = UTF8ToStr( UTFstring( mapp ) );
2723 msg_Dbg( p_demux, "| | + Muxing Application=%s",
2724 p_sys->psz_muxing_application );
2726 else if( MKV_IS_ID( l, KaxWritingApp ) )
2728 KaxWritingApp &wapp = *(KaxWritingApp*)l;
2730 p_sys->psz_writing_application = UTF8ToStr( UTFstring( wapp ) );
2732 msg_Dbg( p_demux, "| | + Writing Application=%s",
2733 p_sys->psz_writing_application );
2735 else if( MKV_IS_ID( l, KaxSegmentFilename ) )
2737 KaxSegmentFilename &sfn = *(KaxSegmentFilename*)l;
2739 p_sys->psz_segment_filename = UTF8ToStr( UTFstring( sfn ) );
2741 msg_Dbg( p_demux, "| | + Segment Filename=%s",
2742 p_sys->psz_segment_filename );
2744 else if( MKV_IS_ID( l, KaxTitle ) )
2746 KaxTitle &title = *(KaxTitle*)l;
2748 p_sys->psz_title = UTF8ToStr( UTFstring( title ) );
2750 msg_Dbg( p_demux, "| | + Title=%s", p_sys->psz_title );
2752 if( MKV_IS_ID( l, KaxSegmentFamily ) )
2754 KaxSegmentFamily *uid = static_cast<KaxSegmentFamily*>(l);
2756 p_sys->families.push_back(*uid);
2758 msg_Dbg( p_demux, "| | + family=%d", *(uint32*)uid->GetBuffer() );
2760 #if defined( HAVE_GMTIME_R ) && !defined( SYS_DARWIN )
2761 else if( MKV_IS_ID( l, KaxDateUTC ) )
2763 KaxDateUTC &date = *(KaxDateUTC*)l;
2768 i_date = date.GetEpochDate();
2769 memset( buffer, 0, 256 );
2770 if( gmtime_r( &i_date, &tmres ) &&
2771 asctime_r( &tmres, buffer ) )
2773 buffer[strlen( buffer)-1]= '\0';
2774 p_sys->psz_date_utc = strdup( buffer );
2775 msg_Dbg( p_demux, "| | + Date=%s", p_sys->psz_date_utc );
2781 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid(*l).name() );
2785 p_sys->f_duration *= p_sys->i_timescale / 1000000.0;
2789 /*****************************************************************************
2791 *****************************************************************************/
2792 static void ParseChapterAtom( demux_t *p_demux, int i_level, EbmlMaster *ca, chapter_item_t & chapters )
2794 demux_sys_t *p_sys = p_demux->p_sys;
2797 if( p_sys->title == NULL )
2799 p_sys->title = vlc_input_title_New();
2802 msg_Dbg( p_demux, "| | | + ChapterAtom (level=%d)", i_level );
2803 for( i = 0; i < ca->ListSize(); i++ )
2805 EbmlElement *l = (*ca)[i];
2807 if( MKV_IS_ID( l, KaxChapterUID ) )
2809 chapters.i_uid = uint64_t(*(KaxChapterUID*)l);
2810 msg_Dbg( p_demux, "| | | | + ChapterUID: %lld", chapters.i_uid );
2812 else if( MKV_IS_ID( l, KaxChapterFlagHidden ) )
2814 KaxChapterFlagHidden &flag =*(KaxChapterFlagHidden*)l;
2815 chapters.b_display_seekpoint = uint8( flag ) == 0;
2817 msg_Dbg( p_demux, "| | | | + ChapterFlagHidden: %s", chapters.b_display_seekpoint ? "no":"yes" );
2819 else if( MKV_IS_ID( l, KaxChapterTimeStart ) )
2821 KaxChapterTimeStart &start =*(KaxChapterTimeStart*)l;
2822 chapters.i_start_time = uint64( start ) / I64C(1000);
2824 msg_Dbg( p_demux, "| | | | + ChapterTimeStart: %lld", chapters.i_start_time );
2826 else if( MKV_IS_ID( l, KaxChapterTimeEnd ) )
2828 KaxChapterTimeEnd &end =*(KaxChapterTimeEnd*)l;
2829 chapters.i_end_time = uint64( end ) / I64C(1000);
2831 msg_Dbg( p_demux, "| | | | + ChapterTimeEnd: %lld", chapters.i_end_time );
2833 else if( MKV_IS_ID( l, KaxChapterDisplay ) )
2835 EbmlMaster *cd = static_cast<EbmlMaster *>(l);
2838 msg_Dbg( p_demux, "| | | | + ChapterDisplay" );
2839 for( j = 0; j < cd->ListSize(); j++ )
2841 EbmlElement *l= (*cd)[j];
2843 if( MKV_IS_ID( l, KaxChapterString ) )
2847 KaxChapterString &name =*(KaxChapterString*)l;
2848 for (k = 0; k < i_level; k++)
2849 chapters.psz_name += '+';
2850 chapters.psz_name += ' ';
2851 chapters.psz_name += UTF8ToStr( UTFstring( name ) );
2853 msg_Dbg( p_demux, "| | | | | + ChapterString '%s'", UTF8ToStr(UTFstring(name)) );
2855 else if( MKV_IS_ID( l, KaxChapterLanguage ) )
2857 KaxChapterLanguage &lang =*(KaxChapterLanguage*)l;
2858 const char *psz = string( lang ).c_str();
2860 msg_Dbg( p_demux, "| | | | | + ChapterLanguage '%s'", psz );
2862 else if( MKV_IS_ID( l, KaxChapterCountry ) )
2864 KaxChapterCountry &ct =*(KaxChapterCountry*)l;
2865 const char *psz = string( ct ).c_str();
2867 msg_Dbg( p_demux, "| | | | | + ChapterCountry '%s'", psz );
2871 else if( MKV_IS_ID( l, KaxChapterAtom ) )
2873 chapter_item_t new_sub_chapter;
2874 ParseChapterAtom( p_demux, i_level+1, static_cast<EbmlMaster *>(l), new_sub_chapter );
2875 new_sub_chapter.psz_parent = &chapters;
2876 chapters.sub_chapters.push_back( new_sub_chapter );
2881 /*****************************************************************************
2883 *****************************************************************************/
2884 static void ParseChapters( demux_t *p_demux, EbmlElement *chapters )
2886 demux_sys_t *p_sys = p_demux->p_sys;
2890 int i_upper_level = 0;
2891 int i_default_edition = 0;
2894 /* Master elements */
2895 m = static_cast<EbmlMaster *>(chapters);
2896 m->Read( *p_sys->es, chapters->Generic().Context, i_upper_level, el, true );
2898 for( i = 0; i < m->ListSize(); i++ )
2900 EbmlElement *l = (*m)[i];
2902 if( MKV_IS_ID( l, KaxEditionEntry ) )
2904 chapter_edition_t edition;
2906 EbmlMaster *E = static_cast<EbmlMaster *>(l );
2908 msg_Dbg( p_demux, "| | + EditionEntry" );
2909 for( j = 0; j < E->ListSize(); j++ )
2911 EbmlElement *l = (*E)[j];
2913 if( MKV_IS_ID( l, KaxChapterAtom ) )
2915 chapter_item_t new_sub_chapter;
2916 ParseChapterAtom( p_demux, 0, static_cast<EbmlMaster *>(l), new_sub_chapter );
2917 edition.chapters.push_back( new_sub_chapter );
2919 else if( MKV_IS_ID( l, KaxEditionUID ) )
2921 edition.i_uid = uint64(*static_cast<KaxEditionUID *>( l ));
2923 else if( MKV_IS_ID( l, KaxEditionFlagOrdered ) )
2925 edition.b_ordered = uint8(*static_cast<KaxEditionFlagOrdered *>( l )) != 0;
2927 else if( MKV_IS_ID( l, KaxEditionFlagDefault ) )
2929 if (uint8(*static_cast<KaxEditionFlagDefault *>( l )) != 0)
2930 i_default_edition = p_sys->editions.size();
2934 msg_Dbg( p_demux, "| | | + Unknown (%s)", typeid(*l).name() );
2937 p_sys->editions.push_back( edition );
2941 msg_Dbg( p_demux, "| | + Unknown (%s)", typeid(*l).name() );
2945 for( i = 0; i < p_sys->editions.size(); i++ )
2947 p_sys->editions[i].RefreshChapters( *p_sys->title );
2950 p_sys->i_current_edition = i_default_edition;
2952 if ( p_sys->editions[i_default_edition].b_ordered )
2954 /* update the duration of the segment according to the sum of all sub chapters */
2955 f_duration = p_sys->editions[i_default_edition].Duration() / I64C(1000);
2956 if (f_duration > 0.0)
2957 p_sys->f_duration = f_duration;
2961 /*****************************************************************************
2962 * InformationCreate:
2963 *****************************************************************************/
2964 static void InformationCreate( demux_t *p_demux )
2966 demux_sys_t *p_sys = p_demux->p_sys;
2969 p_sys->meta = vlc_meta_New();
2971 if( p_sys->psz_title )
2973 vlc_meta_Add( p_sys->meta, VLC_META_TITLE, p_sys->psz_title );
2975 if( p_sys->psz_date_utc )
2977 vlc_meta_Add( p_sys->meta, VLC_META_DATE, p_sys->psz_date_utc );
2979 if( p_sys->psz_segment_filename )
2981 vlc_meta_Add( p_sys->meta, _("Segment filename"), p_sys->psz_segment_filename );
2983 if( p_sys->psz_muxing_application )
2985 vlc_meta_Add( p_sys->meta, _("Muxing application"), p_sys->psz_muxing_application );
2987 if( p_sys->psz_writing_application )
2989 vlc_meta_Add( p_sys->meta, _("Writing application"), p_sys->psz_writing_application );
2992 for( i_track = 0; i_track < p_sys->i_track; i_track++ )
2994 mkv_track_t *tk = &p_sys->track[i_track];
2995 vlc_meta_t *mtk = vlc_meta_New();
2997 p_sys->meta->track = (vlc_meta_t**)realloc( p_sys->meta->track,
2998 sizeof( vlc_meta_t * ) * ( p_sys->meta->i_track + 1 ) );
2999 p_sys->meta->track[p_sys->meta->i_track++] = mtk;
3001 if( tk->fmt.psz_description )
3003 vlc_meta_Add( p_sys->meta, VLC_META_DESCRIPTION, tk->fmt.psz_description );
3005 if( tk->psz_codec_name )
3007 vlc_meta_Add( p_sys->meta, VLC_META_CODEC_NAME, tk->psz_codec_name );
3009 if( tk->psz_codec_settings )
3011 vlc_meta_Add( p_sys->meta, VLC_META_SETTING, tk->psz_codec_settings );
3013 if( tk->psz_codec_info_url )
3015 vlc_meta_Add( p_sys->meta, VLC_META_CODEC_DESCRIPTION, tk->psz_codec_info_url );
3017 if( tk->psz_codec_download_url )
3019 vlc_meta_Add( p_sys->meta, VLC_META_URL, tk->psz_codec_download_url );
3023 if( p_sys->i_tags_position >= 0 )
3025 vlc_bool_t b_seekable;
3027 stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &b_seekable );
3030 LoadTags( p_demux );
3036 /*****************************************************************************
3038 *****************************************************************************/
3040 static void IndexAppendCluster( demux_t *p_demux, KaxCluster *cluster )
3042 demux_sys_t *p_sys = p_demux->p_sys;
3044 #define idx p_sys->index[p_sys->i_index]
3046 idx.i_block_number= -1;
3047 idx.i_position = cluster->GetElementPosition();
3049 idx.b_key = VLC_TRUE;
3052 if( p_sys->i_index >= p_sys->i_index_max )
3054 p_sys->i_index_max += 1024;
3055 p_sys->index = (mkv_index_t*)realloc( p_sys->index, sizeof( mkv_index_t ) * p_sys->i_index_max );
3060 static char * UTF8ToStr( const UTFstring &u )
3069 p = dst = (char*)malloc( i_src + 1);
3088 void chapter_edition_t::RefreshChapters( input_title_t & title )
3090 int64_t i_prev_user_time = 0;
3091 std::vector<chapter_item_t>::iterator index = chapters.begin();
3093 while ( index != chapters.end() )
3095 i_prev_user_time = (*index).RefreshChapters( b_ordered, i_prev_user_time, title );
3100 int64_t chapter_item_t::RefreshChapters( bool b_ordered, int64_t i_prev_user_time, input_title_t & title )
3102 int64_t i_user_time = i_prev_user_time;
3104 // first the sub-chapters, and then ourself
3105 std::vector<chapter_item_t>::iterator index = sub_chapters.begin();
3106 while ( index != sub_chapters.end() )
3108 i_user_time = (*index).RefreshChapters( b_ordered, i_user_time, title );
3114 i_user_start_time = i_prev_user_time;
3115 if ( i_end_time != -1 && i_user_time == i_prev_user_time )
3117 i_user_end_time = i_user_start_time - i_start_time + i_end_time;
3121 i_user_end_time = i_user_time;
3126 std::sort( sub_chapters.begin(), sub_chapters.end() );
3127 i_user_start_time = i_start_time;
3128 i_user_end_time = i_end_time;
3131 if (b_display_seekpoint)
3133 seekpoint_t *sk = vlc_seekpoint_New();
3135 // sk->i_level = i_level;
3136 sk->i_time_offset = i_start_time;
3137 sk->psz_name = strdup( psz_name.c_str() );
3139 // A start time of '0' is ok. A missing ChapterTime element is ok, too, because '0' is its default value.
3140 title.i_seekpoint++;
3141 title.seekpoint = (seekpoint_t**)realloc( title.seekpoint, title.i_seekpoint * sizeof( seekpoint_t* ) );
3142 title.seekpoint[title.i_seekpoint-1] = sk;
3145 i_seekpoint_num = title.i_seekpoint;
3147 return i_user_end_time;
3150 double chapter_edition_t::Duration() const
3152 double f_result = 0.0;
3154 if ( chapters.size() )
3156 std::vector<chapter_item_t>::const_iterator index = chapters.end();
3158 f_result = (*index).i_user_end_time;
3164 const chapter_item_t *chapter_item_t::FindTimecode( mtime_t i_user_timecode ) const
3166 const chapter_item_t *psz_result = NULL;
3168 if (i_user_timecode >= i_user_start_time && i_user_timecode < i_user_end_time)
3170 std::vector<chapter_item_t>::const_iterator index = sub_chapters.begin();
3171 while ( index != sub_chapters.end() && psz_result == NULL )
3173 psz_result = (*index).FindTimecode( i_user_timecode );
3177 if ( psz_result == NULL )
3184 const chapter_item_t *chapter_edition_t::FindTimecode( mtime_t i_user_timecode ) const
3186 const chapter_item_t *psz_result = NULL;
3188 std::vector<chapter_item_t>::const_iterator index = chapters.begin();
3189 while ( index != chapters.end() && psz_result == NULL )
3191 psz_result = (*index).FindTimecode( i_user_timecode );