/*****************************************************************************
- * mkv.cpp : matroska demuxer
+ * matroska_segment.cpp : matroska demuxer
*****************************************************************************
- * Copyright (C) 2003-2010 the VideoLAN team
+ * Copyright (C) 2003-2010 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Steve Lhomme <steve.lhomme@free.fr>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#include "matroska_segment.hpp"
-
#include "chapters.hpp"
-
#include "demux.hpp"
+#include "util.hpp"
+#include "Ebml_parser.hpp"
extern "C" {
#include "../vobsub.h"
return VLC_FOURCC( p[0], p[1], p[2], p[3] );
}
-/* Destructor */
+matroska_segment_c::matroska_segment_c( demux_sys_t & demuxer, EbmlStream & estream )
+ :segment(NULL)
+ ,es(estream)
+ ,i_timescale(MKVD_TIMECODESCALE)
+ ,i_duration(-1)
+ ,i_start_time(0)
+ ,i_seekhead_count(0)
+ ,i_seekhead_position(-1)
+ ,i_cues_position(-1)
+ ,i_tracks_position(-1)
+ ,i_info_position(-1)
+ ,i_chapters_position(-1)
+ ,i_tags_position(-1)
+ ,i_attachments_position(-1)
+ ,cluster(NULL)
+ ,i_block_pos(0)
+ ,i_cluster_pos(0)
+ ,i_start_pos(0)
+ ,p_segment_uid(NULL)
+ ,p_prev_segment_uid(NULL)
+ ,p_next_segment_uid(NULL)
+ ,b_cues(false)
+ ,i_index(0)
+ ,i_index_max(1024)
+ ,psz_muxing_application(NULL)
+ ,psz_writing_application(NULL)
+ ,psz_segment_filename(NULL)
+ ,psz_title(NULL)
+ ,psz_date_utc(NULL)
+ ,i_default_edition(0)
+ ,sys(demuxer)
+ ,ep(NULL)
+ ,b_preloaded(false)
+ ,b_ref_external_segments(false)
+{
+ p_indexes = (mkv_index_t*)malloc( sizeof( mkv_index_t ) * i_index_max );
+}
+
matroska_segment_c::~matroska_segment_c()
{
for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
{
delete tracks[i_track]->p_compression_data;
es_format_Clean( &tracks[i_track]->fmt );
+ delete tracks[i_track]->p_sys;
free( tracks[i_track]->p_extra_data );
free( tracks[i_track]->psz_codec );
delete tracks[i_track];
delete p_prev_segment_uid;
delete p_next_segment_uid;
- std::vector<chapter_edition_c*>::iterator index = stored_editions.begin();
- while ( index != stored_editions.end() )
- {
- delete (*index);
- ++index;
- }
- std::vector<chapter_translation_c*>::iterator indext = translations.begin();
- while ( indext != translations.end() )
- {
- delete (*indext);
- ++indext;
- }
- std::vector<KaxSegmentFamily*>::iterator indexf = families.begin();
- while ( indexf != families.end() )
- {
- delete (*indexf);
- ++indexf;
- }
+ vlc_delete_all( stored_editions );
+ vlc_delete_all( translations );
+ vlc_delete_all( families );
}
}
-#define PARSE_TAG( type ) \
- do { \
- msg_Dbg( &sys.demuxer, "| + " type ); \
- ep->Down(); \
- while( ( el = ep->Get() ) != NULL ) \
- { \
- msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() ); \
- } \
- ep->Up(); } while( 0 )
-
static const struct {
vlc_meta_type_t type;
const char *key;
-} metadata_map[] = { {vlc_meta_Title, "TITLE"},
- {vlc_meta_Artist, "ARTIST"},
- {vlc_meta_Genre, "GENRE"},
- {vlc_meta_Copyright, "COPYRIGHT"},
- {vlc_meta_Description, "DESCRIPTION"},
- {vlc_meta_Publisher, "PUBLISHER"},
- {vlc_meta_URL, "URL"},
- {vlc_meta_Title, NULL},
+ int target_type; /* 0 is valid for all target_type */
+} metadata_map[] = {
+ {vlc_meta_Album, "TITLE", 50},
+ {vlc_meta_Title, "TITLE", 0},
+ {vlc_meta_Artist, "ARTIST", 0},
+ {vlc_meta_Genre, "GENRE", 0},
+ {vlc_meta_Copyright, "COPYRIGHT", 0},
+ {vlc_meta_TrackNumber, "PART_NUMBER", 0},
+ {vlc_meta_Description, "DESCRIPTION", 0},
+ {vlc_meta_Description, "COMMENT", 0},
+ {vlc_meta_Rating, "RATING", 0},
+ {vlc_meta_Date, "DATE_RELEASED", 0},
+ {vlc_meta_Date, "DATE_RELEASE", 0},
+ {vlc_meta_Date, "DATE_RECORDED", 0},
+ {vlc_meta_URL, "URL", 0},
+ {vlc_meta_Publisher, "PUBLISHER", 0},
+ {vlc_meta_EncodedBy, "ENCODED_BY", 0},
+ {vlc_meta_TrackTotal, "TOTAL_PARTS", 0},
+ {vlc_meta_Title, NULL, 0},
};
-void matroska_segment_c::ParseSimpleTags( KaxTagSimple *tag )
+SimpleTag * matroska_segment_c::ParseSimpleTags( KaxTagSimple *tag, int target_type )
{
EbmlElement *el;
EbmlParser *ep = new EbmlParser( &es, tag, &sys.demuxer );
- char *k = NULL, *v = NULL;
+ SimpleTag * p_simple = new SimpleTag;
+
+ if( !p_simple )
+ {
+ msg_Err( &sys.demuxer, "Couldn't allocate memory for Simple Tag... ignoring it");
+ return NULL;
+ }
if( !sys.meta )
sys.meta = vlc_meta_New();
{
KaxTagName &key = *(KaxTagName*)el;
key.ReadData( es.I_O(), SCOPE_ALL_DATA );
- k = strdup( UTFstring( key ).GetUTF8().c_str() );
+ p_simple->psz_tag_name = strdup( UTFstring( key ).GetUTF8().c_str() );
}
- if( MKV_IS_ID( el, KaxTagString ) )
+ else if( MKV_IS_ID( el, KaxTagString ) )
{
KaxTagString &value = *(KaxTagString*)el;
value.ReadData( es.I_O(), SCOPE_ALL_DATA );
- v = strdup( UTFstring( value ).GetUTF8().c_str() );
+ p_simple->p_value = strdup( UTFstring( value ).GetUTF8().c_str() );
}
+ else if( MKV_IS_ID( el, KaxTagLangue ) )
+ {
+ KaxTagLangue &language = *(KaxTagLangue*) el;
+ language.ReadData( es.I_O(), SCOPE_ALL_DATA );
+ p_simple->psz_lang = strdup( string( language ).c_str());
+ }
+ else if( MKV_IS_ID( el, KaxTagDefault ) )
+ {
+ KaxTagDefault & dft = *(KaxTagDefault*) el;
+ dft.ReadData( es.I_O(), SCOPE_ALL_DATA );
+ p_simple->b_default = (bool) uint8( dft );
+ }
+ /*Tags can be nested*/
+ else if( MKV_IS_ID( el, KaxTagSimple) )
+ {
+ SimpleTag * p_st = ParseSimpleTags( (KaxTagSimple*)el, target_type );
+ if( p_st )
+ p_simple->sub_tags.push_back( p_st );
+ }
+ /*TODO Handle binary tags*/
}
delete ep;
- if( !k || !v )
+ if( !p_simple->psz_tag_name || !p_simple->p_value )
{
msg_Warn( &sys.demuxer, "Invalid MKV SimpleTag found.");
- return;
+ delete p_simple;
+ return NULL;
}
for( int i = 0; metadata_map[i].key; i++ )
{
- if( !strcmp( k, metadata_map[i].key ) )
+ if( !strcmp( p_simple->psz_tag_name, metadata_map[i].key ) &&
+ (metadata_map[i].target_type == 0 || target_type == metadata_map[i].target_type ) )
{
- vlc_meta_Set( sys.meta, metadata_map[i].type, v );
+ vlc_meta_Set( sys.meta, metadata_map[i].type, p_simple->p_value );
+ msg_Dbg( &sys.demuxer, "| | + Meta %s: %s", p_simple->psz_tag_name, p_simple->p_value);
goto done;
}
}
- vlc_meta_AddExtra( sys.meta, k, v );
+ msg_Dbg( &sys.demuxer, "| | + Meta %s: %s", p_simple->psz_tag_name, p_simple->p_value);
+ vlc_meta_AddExtra( sys.meta, p_simple->psz_tag_name, p_simple->p_value);
done:
- free( k );
- free( v );
- return;
+ return p_simple;
}
+#define PARSE_TAG( type ) \
+ do { \
+ msg_Dbg( &sys.demuxer, "| + " type ); \
+ ep->Down(); \
+ while( ( el = ep->Get() ) != NULL ) \
+ { \
+ msg_Dbg( &sys.demuxer, "| | + Unknown (%s)", typeid( *el ).name() ); \
+ } \
+ ep->Up(); } while( 0 )
+
+
void matroska_segment_c::LoadTags( KaxTags *tags )
{
/* Master elements */
{
if( MKV_IS_ID( el, KaxTag ) )
{
+ Tag * p_tag = new Tag;
+ if(!p_tag)
+ {
+ msg_Err( &sys.demuxer,"Couldn't allocate memory for tag... ignoring it");
+ continue;
+ }
msg_Dbg( &sys.demuxer, "+ Tag" );
ep->Down();
+ int target_type = 50;
while( ( el = ep->Get() ) != NULL )
{
if( MKV_IS_ID( el, KaxTagTargets ) )
- PARSE_TAG( "Targets" );
+ {
+ msg_Dbg( &sys.demuxer, "| + Targets" );
+ ep->Down();
+ while( ( el = ep->Get() ) != NULL )
+ {
+ if( MKV_IS_ID( el, KaxTagTargetTypeValue ) )
+ {
+ KaxTagTargetTypeValue &value = *(KaxTagTargetTypeValue*)el;
+ value.ReadData( es.I_O() );
+
+ msg_Dbg( &sys.demuxer, "| | + TargetTypeValue: %u", uint32(value));
+ target_type = uint32(value);
+ }
+ if( MKV_IS_ID( el, KaxTagTrackUID ) )
+ {
+ p_tag->i_tag_type = TRACK_UID;
+ KaxTagTrackUID &uid = *(KaxTagTrackUID*) el;
+ uid.ReadData( es.I_O() );
+ p_tag->i_uid = uint64( uid );
+ msg_Dbg( &sys.demuxer, "| | + TrackUID: %"PRIu64, p_tag->i_uid);
+
+ }
+ if( MKV_IS_ID( el, KaxTagEditionUID ) )
+ {
+ p_tag->i_tag_type = EDITION_UID;
+ KaxTagEditionUID &uid = *(KaxTagEditionUID*) el;
+ uid.ReadData( es.I_O() );
+ p_tag->i_uid = uint64( uid );
+ msg_Dbg( &sys.demuxer, "| | + EditionUID: %"PRIu64, p_tag->i_uid);
+ }
+ if( MKV_IS_ID( el, KaxTagChapterUID ) )
+ {
+ p_tag->i_tag_type = CHAPTER_UID;
+ KaxTagChapterUID &uid = *(KaxTagChapterUID*) el;
+ uid.ReadData( es.I_O() );
+ p_tag->i_uid = uint64( uid );
+ msg_Dbg( &sys.demuxer, "| | + ChapterUID: %"PRIu64, p_tag->i_uid);
+ }
+ if( MKV_IS_ID( el, KaxTagAttachmentUID ) )
+ {
+ p_tag->i_tag_type = ATTACHMENT_UID;
+ KaxTagAttachmentUID &uid = *(KaxTagAttachmentUID*) el;
+ uid.ReadData( es.I_O() );
+ p_tag->i_uid = uint64( uid );
+ msg_Dbg( &sys.demuxer, "| | + AttachmentUID: %"PRIu64, p_tag->i_uid);
+ }
+ }
+ ep->Up();
+ }
+ else if( MKV_IS_ID( el, KaxTagSimple ) )
+ {
+ SimpleTag * p_simple =
+ ParseSimpleTags( static_cast<KaxTagSimple*>( el ),
+ target_type );
+ if( p_simple )
+ p_tag->simple_tags.push_back( p_simple );
+ }
+#if 0 // not valid anymore
else if( MKV_IS_ID( el, KaxTagGeneral ) )
PARSE_TAG( "General" );
else if( MKV_IS_ID( el, KaxTagGenres ) )
{
msg_Dbg( &sys.demuxer, "| + Multi Title" );
}
- else if( MKV_IS_ID( el, KaxTagSimple ) )
- ParseSimpleTags( static_cast<KaxTagSimple*>( el ) );
+#endif
else
{
msg_Dbg( &sys.demuxer, "| + LoadTag Unknown (%s)", typeid( *el ).name() );
}
}
ep->Up();
+ this->tags.push_back(p_tag);
}
else
{
*****************************************************************************/
void matroska_segment_c::InformationCreate( )
{
-#if 0
- sys.meta = vlc_meta_New();
+ if( !sys.meta )
+ sys.meta = vlc_meta_New();
if( psz_title )
{
vlc_meta_SetTitle( sys.meta, psz_title );
}
+#if 0
if( psz_date_utc )
{
vlc_meta_SetDate( sys.meta, psz_date_utc );
idx.i_track = -1;
idx.i_block_number= -1;
idx.i_position = cluster->GetElementPosition();
- idx.i_time = -1;
+ idx.i_time = cluster->GlobalTimecode()/ (mtime_t) 1000;
idx.b_key = true;
i_index++;
else if( MKV_IS_ID( el, KaxTag ) )
{
msg_Dbg( &sys.demuxer, "| + Tags" );
- if( i_tags_position < 0) // FIXME
- ;//LoadTags( static_cast<KaxTags*>( el ) );
+ /*FIXME if( i_tags_position < 0)
+ LoadTags( static_cast<KaxTags*>( el ) );*/
i_tags_position = (int64_t) es.I_O().getFilePointer();
}
else if( MKV_IS_ID( el, EbmlVoid ) )
return true;
}
+struct spoint
+{
+ spoint(unsigned int tk, mtime_t date, int64_t pos, int64_t cpos):
+ i_track(tk),i_date(date), i_seek_pos(pos),
+ i_cluster_pos(cpos), p_next(NULL){}
+ unsigned int i_track;
+ mtime_t i_date;
+ int64_t i_seek_pos;
+ int64_t i_cluster_pos;
+ spoint * p_next;
+};
+
void matroska_segment_c::Seek( mtime_t i_date, mtime_t i_time_offset, int64_t i_global_position )
{
KaxBlock *block;
KaxSimpleBlock *simpleblock;
- int i_track_skipping;
int64_t i_block_duration;
size_t i_track;
int64_t i_seek_position = i_start_pos;
int64_t i_seek_time = i_start_time;
+ mtime_t i_pts = 0;
+ spoint *p_first = NULL;
+ spoint *p_last = NULL;
+ int i_cat;
+ bool b_has_key = false;
+
+ for( size_t i = 0; i < tracks.size(); i++)
+ tracks[i]->i_last_dts = VLC_TS_INVALID;
if( i_global_position >= 0 )
{
/* Special case for seeking in files with no cues */
EbmlElement *el = NULL;
- es.I_O().setFilePointer( i_start_pos, seek_beginning );
+
+ /* Start from the last known index instead of the beginning eachtime */
+ if( i_index == 0)
+ es.I_O().setFilePointer( i_start_pos, seek_beginning );
+ else
+ es.I_O().setFilePointer( p_indexes[ i_index - 1 ].i_position,
+ seek_beginning );
delete ep;
ep = new EbmlParser( &es, segment, &sys.demuxer );
cluster = NULL;
cluster = (KaxCluster *)el;
i_cluster_pos = cluster->GetElementPosition();
if( i_index == 0 ||
- ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
+ ( i_index > 0 &&
+ p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
{
+ ParseCluster(false);
IndexAppendCluster( cluster );
}
- if( es.I_O().getFilePointer() >= i_global_position )
- {
- ParseCluster();
- msg_Dbg( &sys.demuxer, "we found a cluster that is in the neighbourhood" );
- return;
- }
+ if( es.I_O().getFilePointer() >= (unsigned) i_global_position )
+ break;
}
}
- msg_Err( &sys.demuxer, "This file has no cues, and we were unable to seek to the requested position by parsing." );
+ }
+
+ /* Don't try complex seek if we seek to 0 */
+ if( i_date == 0 && i_time_offset == 0 )
+ {
+ es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME,
+ INT64_C(0) );
+ es_out_Control( sys.demuxer.out, ES_OUT_SET_PCR, VLC_TS_0 );
+ es.I_O().setFilePointer( i_start_pos );
+
+ delete ep;
+ ep = new EbmlParser( &es, segment, &sys.demuxer );
+ cluster = NULL;
+ sys.i_start_pts = 0;
+ sys.i_pts = 0;
+ sys.i_pcr = 0;
return;
}
+ int i_idx = 0;
if ( i_index > 0 )
{
- int i_idx = 0;
for( ; i_idx < i_index; i_idx++ )
- {
if( p_indexes[i_idx].i_time + i_time_offset > i_date )
- {
break;
- }
- }
if( i_idx > 0 )
- {
i_idx--;
- }
i_seek_position = p_indexes[i_idx].i_position;
i_seek_time = p_indexes[i_idx].i_time;
sys.i_start_pts = i_date;
+ es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, i_date );
+
/* now parse until key frame */
- i_track_skipping = 0;
- for( i_track = 0; i_track < tracks.size(); i_track++ )
+ const int es_types[3] = { VIDEO_ES, AUDIO_ES, SPU_ES };
+ i_cat = es_types[0];
+ for( int i = 0; i < 2; i_cat = es_types[++i] )
{
- if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
+ for( i_track = 0; i_track < tracks.size(); i_track++ )
{
- tracks[i_track]->b_search_keyframe = true;
- i_track_skipping++;
+ if( tracks[i_track]->fmt.i_cat == i_cat )
+ {
+ spoint * seekpoint = new spoint(i_track, i_seek_time, i_seek_position, i_seek_position);
+ if( unlikely( !seekpoint ) )
+ {
+ for( spoint * sp = p_first; sp; )
+ {
+ spoint * tmp = sp;
+ sp = sp->p_next;
+ delete tmp;
+ }
+ return;
+ }
+ if( unlikely( !p_first ) )
+ {
+ p_first = seekpoint;
+ p_last = seekpoint;
+ }
+ else
+ {
+ p_last->p_next = seekpoint;
+ p_last = seekpoint;
+ }
+ }
}
+ if( likely( p_first ) )
+ break;
}
- es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, i_date );
+ /*Neither video nor audio track... no seek further*/
+ if( unlikely( !p_first ) )
+ return;
- while( i_track_skipping > 0 )
+ for(;;)
{
- bool b_key_picture;
- bool b_discardable_picture;
- if( BlockGet( block, simpleblock, &b_key_picture, &b_discardable_picture, &i_block_duration ) )
+ do
{
- msg_Warn( &sys.demuxer, "cannot get block EOF?" );
-
- return;
- }
-
- for( i_track = 0; i_track < tracks.size(); i_track++ )
- {
- if( (simpleblock && tracks[i_track]->i_number == simpleblock->TrackNum()) ||
- (block && tracks[i_track]->i_number == block->TrackNum()) )
+ bool b_key_picture;
+ bool b_discardable_picture;
+ if( BlockGet( block, simpleblock, &b_key_picture, &b_discardable_picture, &i_block_duration ) )
{
- break;
+ msg_Warn( &sys.demuxer, "cannot get block EOF?" );
+ return;
}
- }
-
- if( simpleblock )
- sys.i_pts = (sys.i_chapter_time + simpleblock->GlobalTimecode()) / (mtime_t) 1000;
- else
- sys.i_pts = (sys.i_chapter_time + block->GlobalTimecode()) / (mtime_t) 1000;
- if( i_track < tracks.size() )
- {
- if( sys.i_pts > sys.i_start_pts )
+ /* check if block's track is in our list */
+ for( i_track = 0; i_track < tracks.size(); i_track++ )
{
- cluster = static_cast<KaxCluster*>(ep->UnGet( i_block_pos, i_cluster_pos ));
- i_track_skipping = 0;
+ if( (simpleblock && tracks[i_track]->i_number == simpleblock->TrackNum()) ||
+ (block && tracks[i_track]->i_number == block->TrackNum()) )
+ break;
}
- else if( tracks[i_track]->fmt.i_cat == VIDEO_ES )
+
+ if( simpleblock )
+ i_pts = sys.i_chapter_time + simpleblock->GlobalTimecode() / (mtime_t) 1000;
+ else
+ i_pts = sys.i_chapter_time + block->GlobalTimecode() / (mtime_t) 1000;
+ if( i_track < tracks.size() )
{
- if( b_key_picture && tracks[i_track]->b_search_keyframe )
- {
- tracks[i_track]->b_search_keyframe = false;
- i_track_skipping--;
- }
- if( !tracks[i_track]->b_search_keyframe )
+ if( tracks[i_track]->fmt.i_cat == i_cat && b_key_picture )
{
- BlockDecode( &sys.demuxer, block, simpleblock, sys.i_pts, 0, b_key_picture || b_discardable_picture );
+ /* get the seekpoint */
+ spoint * sp;
+ for( sp = p_first; sp; sp = sp->p_next )
+ if( sp->i_track == i_track )
+ break;
+
+ sp->i_date = i_pts;
+ if( simpleblock )
+ sp->i_seek_pos = simpleblock->GetElementPosition();
+ else
+ sp->i_seek_pos = i_block_pos;
+ sp->i_cluster_pos = i_cluster_pos;
+ b_has_key = true;
}
}
- }
- delete block;
+ delete block;
+ } while( i_pts < i_date );
+ if( b_has_key || !i_idx )
+ break;
+
+ /* No key picture was found in the cluster seek to previous seekpoint */
+ i_date = i_time_offset + p_indexes[i_idx].i_time;
+ i_idx--;
+ i_pts = 0;
+ es.I_O().setFilePointer( p_indexes[i_idx].i_position );
+ delete ep;
+ ep = new EbmlParser( &es, segment, &sys.demuxer );
+ cluster = NULL;
}
- /* FIXME current ES_OUT_SET_NEXT_DISPLAY_TIME does not work that well if
- * the delay is too high. */
- if( sys.i_pts + 500*1000 < sys.i_start_pts )
+ /* rewind to the last I img */
+ spoint * p_min;
+ for( p_min = p_first, p_last = p_first; p_last; p_last = p_last->p_next )
+ if( p_last->i_date < p_min->i_date )
+ p_min = p_last;
+
+ sys.i_pcr = sys.i_pts = p_min->i_date;
+ es_out_Control( sys.demuxer.out, ES_OUT_SET_PCR, VLC_TS_0 + sys.i_pcr );
+ cluster = (KaxCluster *) ep->UnGet( p_min->i_seek_pos, p_min->i_cluster_pos );
+
+ /* hack use BlockGet to get the cluster then goto the wanted block */
+ if ( !cluster )
{
- sys.i_start_pts = sys.i_pts;
+ bool b_key_picture;
+ bool b_discardable_picture;
+ BlockGet( block, simpleblock, &b_key_picture, &b_discardable_picture, &i_block_duration );
+ delete block;
+ cluster = (KaxCluster *) ep->UnGet( p_min->i_seek_pos, p_min->i_cluster_pos );
+ }
- es_out_Control( sys.demuxer.out, ES_OUT_SET_NEXT_DISPLAY_TIME, sys.i_start_pts );
+ while( p_first )
+ {
+ p_min = p_first;
+ p_first = p_first->p_next;
+ delete p_min;
}
}
{
/* add all es */
msg_Dbg( &sys.demuxer, "found %d es", (int)tracks.size() );
- sys.b_pci_packet_set = false;
+
+ bool b_has_default_video = false;
+ bool b_has_default_audio = false;
+ /* check for default */
+ for(size_t i_track = 0; i_track < tracks.size(); i_track++)
+ {
+ mkv_track_t *p_tk = tracks[i_track];
+ es_format_t *p_fmt = &p_tk->fmt;
+ if( p_fmt->i_cat == VIDEO_ES )
+ b_has_default_video |=
+ p_tk->b_enabled && ( p_tk->b_default || p_tk->b_forced );
+ else if( p_fmt->i_cat == AUDIO_ES )
+ b_has_default_audio |=
+ p_tk->b_enabled && ( p_tk->b_default || p_tk->b_forced );
+ }
for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
{
mkv_track_t *p_tk = tracks[i_track];
es_format_t *p_fmt = &p_tk->fmt;
- if( p_fmt->i_cat == UNKNOWN_ES || !p_tk->psz_codec )
+ if( unlikely( p_fmt->i_cat == UNKNOWN_ES || !p_tk->psz_codec ) )
{
msg_Warn( &sys.demuxer, "invalid track[%d, n=%d]", (int)i_track, p_tk->i_number );
p_tk->p_es = NULL;
continue;
}
+ else if( unlikely( !b_has_default_video && p_fmt->i_cat == VIDEO_ES ) )
+ {
+ p_tk->b_default = true;
+ b_has_default_video = true;
+ }
+ else if( unlikely( !b_has_default_audio && p_fmt->i_cat == AUDIO_ES ) )
+ {
+ p_tk->b_default = true;
+ b_has_default_audio = true;
+ }
if( !strcmp( p_tk->psz_codec, "V_MS/VFW/FOURCC" ) )
{
- if( p_tk->i_extra_data < (int)sizeof( BITMAPINFOHEADER ) )
+ if( p_tk->i_extra_data < (int)sizeof( VLC_BITMAPINFOHEADER ) )
{
- msg_Err( &sys.demuxer, "missing/invalid BITMAPINFOHEADER" );
+ msg_Err( &sys.demuxer, "missing/invalid VLC_BITMAPINFOHEADER" );
p_tk->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
}
else
{
- BITMAPINFOHEADER *p_bih = (BITMAPINFOHEADER*)p_tk->p_extra_data;
+ VLC_BITMAPINFOHEADER *p_bih = (VLC_BITMAPINFOHEADER*)p_tk->p_extra_data;
p_tk->fmt.video.i_width = GetDWLE( &p_bih->biWidth );
p_tk->fmt.video.i_height= GetDWLE( &p_bih->biHeight );
p_tk->fmt.i_codec = GetFOURCC( &p_bih->biCompression );
- p_tk->fmt.i_extra = GetDWLE( &p_bih->biSize ) - sizeof( BITMAPINFOHEADER );
+ p_tk->fmt.i_extra = GetDWLE( &p_bih->biSize ) - sizeof( VLC_BITMAPINFOHEADER );
if( p_tk->fmt.i_extra > 0 )
{
+ /* Very unlikely yet possible: bug #5659*/
+ size_t maxlen = p_tk->i_extra_data - sizeof( VLC_BITMAPINFOHEADER );
+ p_tk->fmt.i_extra = ( (unsigned)p_tk->fmt.i_extra < maxlen )?
+ p_tk->fmt.i_extra : maxlen;
+
p_tk->fmt.p_extra = xmalloc( p_tk->fmt.i_extra );
memcpy( p_tk->fmt.p_extra, &p_bih[1], p_tk->fmt.i_extra );
}
p[8] == 'R' && p[9] == 'V' &&
(p[10] == '3' || p[10] == '4') && p[11] == '0' )
{
- p_tk->fmt.video.i_frame_rate =
+ p_tk->fmt.video.i_frame_rate =
p[22] << 24 | p[23] << 16 | p[24] << 8 | p[25] << 0;
p_tk->fmt.video.i_frame_rate_base = 65536;
}
wf_tag_to_fourcc( GetWLE( &p_wf->wFormatTag ), &p_tk->fmt.i_codec, NULL );
+ if( p_tk->fmt.i_codec == VLC_FOURCC( 'u', 'n', 'd', 'f' ) )
+ msg_Err( &sys.demuxer, "Unrecognized wf tag: 0x%x", GetWLE( &p_wf->wFormatTag ) );
p_tk->fmt.audio.i_channels = GetWLE( &p_wf->nChannels );
p_tk->fmt.audio.i_rate = GetDWLE( &p_wf->nSamplesPerSec );
p_tk->fmt.i_bitrate = GetDWLE( &p_wf->nAvgBytesPerSec ) * 8;
p_fmt->i_codec = VLC_CODEC_TTA;
if( p_tk->i_extra_data > 0 )
{
- fill_extra_data( p_tk, 0 );
+ fill_extra_data( p_tk, 0 );
}
else
{
}
else if( !strncmp( p_tk->psz_codec, "A_REAL/", 7 ) )
{
- if( !strcmp( p_tk->psz_codec, "A_REAL/COOK" ) )
- p_tk->fmt.i_codec = VLC_CODEC_COOK;
- else if( !strcmp( p_tk->psz_codec, "A_REAL/ATRC" ) )
- p_tk->fmt.i_codec = VLC_CODEC_ATRAC3;
- else if( !strcmp( p_tk->psz_codec, "A_REAL/28_8" ) )
- p_tk->fmt.i_codec = VLC_CODEC_RA_288;
- /* FIXME 14_4, RALF and SIPR */
- fill_extra_data( p_tk, p_tk->fmt.i_codec == VLC_CODEC_RA_288 ? 0 : 0 /*78 - FIXME need to implement reading support for cook */ );
- }
- else if( !strcmp( p_tk->psz_codec, "A_REAL/14_4" ) )
- {
- p_fmt->i_codec = VLC_CODEC_RA_144;
- p_fmt->audio.i_channels = 1;
- p_fmt->audio.i_rate = 8000;
- p_fmt->audio.i_blockalign = 0x14;
+ if( !strcmp( p_tk->psz_codec, "A_REAL/14_4" ) )
+ {
+ p_fmt->i_codec = VLC_CODEC_RA_144;
+ p_fmt->audio.i_channels = 1;
+ p_fmt->audio.i_rate = 8000;
+ p_fmt->audio.i_blockalign = 0x14;
+ }
+ else if( p_tk->i_extra_data > 28 )
+ {
+ uint8_t *p = p_tk->p_extra_data;
+ if( memcmp( p, ".ra", 3 ) ) {
+ msg_Err( &sys.demuxer, "Invalid Real ExtraData 0x%4.4s", (char *)p );
+ p_tk->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
+ }
+ else
+ {
+ real_audio_private * priv = (real_audio_private*) p_tk->p_extra_data;
+ if( !strcmp( p_tk->psz_codec, "A_REAL/COOK" ) )
+ {
+ p_tk->fmt.i_codec = VLC_CODEC_COOK;
+ p_tk->fmt.audio.i_blockalign = hton16(priv->sub_packet_size);
+ }
+ else if( !strcmp( p_tk->psz_codec, "A_REAL/ATRC" ) )
+ p_tk->fmt.i_codec = VLC_CODEC_ATRAC3;
+ else if( !strcmp( p_tk->psz_codec, "A_REAL/28_8" ) )
+ p_tk->fmt.i_codec = VLC_CODEC_RA_288;
+ /* FIXME RALF and SIPR */
+ uint16_t version = (uint16_t) hton16(priv->version);
+ p_tk->p_sys =
+ new Cook_PrivateTrackData( hton16(priv->sub_packet_h),
+ hton16(priv->frame_size),
+ hton16(priv->sub_packet_size));
+ if( unlikely( !p_tk->p_sys ) )
+ continue;
+
+ if( unlikely( p_tk->p_sys->Init() ) )
+ continue;
+
+ if( version == 4 )
+ {
+ real_audio_private_v4 * v4 = (real_audio_private_v4*) priv;
+ p_tk->fmt.audio.i_channels = hton16(v4->channels);
+ p_tk->fmt.audio.i_bitspersample = hton16(v4->sample_size);
+ p_tk->fmt.audio.i_rate = hton16(v4->sample_rate);
+ }
+ else if( version == 5 )
+ {
+ real_audio_private_v5 * v5 = (real_audio_private_v5*) priv;
+ p_tk->fmt.audio.i_channels = hton16(v5->channels);
+ p_tk->fmt.audio.i_bitspersample = hton16(v5->sample_size);
+ p_tk->fmt.audio.i_rate = hton16(v5->sample_rate);
+ }
+ msg_Dbg(&sys.demuxer, "%d channels %d bits %d Hz",p_tk->fmt.audio.i_channels, p_tk->fmt.audio.i_bitspersample, p_tk->fmt.audio.i_rate);
+
+ fill_extra_data( p_tk, p_tk->fmt.i_codec == VLC_CODEC_RA_288 ? 0 : 78);
+ }
+ }
}
- /* disabled due to the potential "S_KATE" namespace issue */
else if( !strcmp( p_tk->psz_codec, "S_KATE" ) )
{
- int i, i_offset = 1, i_extra, num_headers, size_so_far;
- uint8_t *p_extra;
-
p_tk->fmt.i_codec = VLC_CODEC_KATE;
p_tk->fmt.subs.psz_encoding = strdup( "UTF-8" );
else if( !strcmp( p_tk->psz_codec, "S_TEXT/ASCII" ) )
{
p_fmt->i_codec = VLC_CODEC_SUBT;
- p_fmt->subs.psz_encoding = NULL; /* Is there a place where it is stored ? */
+ p_fmt->subs.psz_encoding = strdup( "ASCII" );
}
else if( !strcmp( p_tk->psz_codec, "S_TEXT/UTF8" ) )
{
msg_Err( &sys.demuxer, "unknown codec id=`%s'", p_tk->psz_codec );
p_tk->fmt.i_codec = VLC_FOURCC( 'u', 'n', 'd', 'f' );
}
- if( p_tk->b_default )
- {
- p_tk->fmt.i_priority = 1000;
- }
+ if( unlikely( !p_tk->b_enabled ) )
+ p_tk->fmt.i_priority = -2;
+ else if( p_tk->b_forced )
+ p_tk->fmt.i_priority = 2;
+ else if( p_tk->b_default )
+ p_tk->fmt.i_priority = 1;
+ else
+ p_tk->fmt.i_priority = 0;
+
+ /* Avoid multivideo tracks when unnecessary */
+ if( p_tk->fmt.i_cat == VIDEO_ES )
+ p_tk->fmt.i_priority--;
p_tk->p_es = es_out_Add( sys.demuxer.out, &p_tk->fmt );
void matroska_segment_c::UnSelect( )
{
+ sys.p_ev->ResetPci();
for( size_t i_track = 0; i_track < tracks.size(); i_track++ )
{
if ( tracks[i_track]->p_es != NULL )
*pb_key_picture = true;
*pb_discardable_picture = false;
+ size_t i_tk;
for( ;; )
{
if( pp_simpleblock != NULL || ((el = ep->Get()) == NULL && pp_block != NULL) )
{
/* Check blocks validity to protect againts broken files */
- if( BlockFindTrackIndex( NULL, pp_block , pp_simpleblock ) )
+ if( BlockFindTrackIndex( &i_tk, pp_block , pp_simpleblock ) )
{
delete pp_block;
pp_simpleblock = NULL;
*pb_key_picture = pp_simpleblock->IsKeyframe();
*pb_discardable_picture = pp_simpleblock->IsDiscardable();
}
+ /* We have block group let's check if the picture is a keyframe */
+ else if( *pb_key_picture )
+ {
+ switch(tracks[i_tk]->fmt.i_codec)
+ {
+ case VLC_CODEC_THEORA:
+ {
+ DataBuffer *p_data = &pp_block->GetBuffer(0);
+ size_t sz = p_data->Size();
+ const uint8_t * p_buff = p_data->Buffer();
+ /* if the second bit of a Theora frame is 1
+ it's not a keyframe */
+ if( sz && p_buff )
+ {
+ if( p_buff[0] & 0x40 )
+ *pb_key_picture = false;
+ }
+ else
+ *pb_key_picture = false;
+ break;
+ }
+ }
+ }
/* update the index */
#define idx p_indexes[i_index - 1]
cluster = (KaxCluster*)el;
i_cluster_pos = cluster->GetElementPosition();
- /* add it to the index */
- if( i_index == 0 ||
- ( i_index > 0 && p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
- {
- IndexAppendCluster( cluster );
- }
-
// reset silent tracks
for (size_t i=0; i<tracks.size(); i++)
{
ctc.ReadData( es.I_O(), SCOPE_ALL_DATA );
cluster->InitTimecode( uint64( ctc ), i_timescale );
+
+ /* add it to the index */
+ if( i_index == 0 ||
+ ( i_index > 0 &&
+ p_indexes[i_index - 1].i_position < (int64_t)cluster->GetElementPosition() ) )
+ IndexAppendCluster( cluster );
}
else if( MKV_IS_ID( el, KaxClusterSilentTracks ) )
{
}
}
+SimpleTag::~SimpleTag()
+{
+ free(psz_tag_name);
+ free(psz_lang);
+ free(p_value);
+ for(size_t i = 0; i < sub_tags.size(); i++)
+ delete sub_tags[i];
+}
+
+Tag::~Tag()
+{
+ for(size_t i = 0; i < simple_tags.size(); i++)
+ delete simple_tags[i];
+}