static int GetTrackAVInf( TS_CHANNEL_PARSER *pTSChannelParser, int nIndex, char* pBuffer, int nSize )
{
int pos = 0;
char *p = pBuffer;
TS_ELEMENT *ts_elmnt = &pTSChannelParser->ts_streams.ts_element[nIndex];
AV_ELEMENT *av_elmnt = &pTSChannelParser->av_streams.av_element[nIndex];
ES_BUFFER_ *es_buffer = &pTSChannelParser->es_buffer[nIndex];
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "[" );
pos += AVElmntInfo( av_elmnt, p+pos, nSize-pos );
if ( es_buffer->main_track )
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "main=yes;" );
pos += TagInfo( 1, ts_elmnt, NULL, p+pos, nSize-pos );
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "index=%d;", nIndex );
if ( nSize > pos+2 ) { p[pos++] = ']'; p[pos++] = ';'; } //terminator
return pos;
}
int TracksInfo( TRACKS* pTracks, char* pBuffer, int nSize )
{
int i, pos = 0, video_num=0, audio_num=0;
int h_264_present=0, video_data_present=0, audio_data_present=0;
char *p = pBuffer;
ES_ELEMENT *pESElmnt;
unsigned long bit_rate = 0;
if ( IS_TS_TYPE( pTracks->track_type ) )
{
if ( !(pTracks->track_attr & (ATTR_VIDEO_PRESENT|ATTR_AUDIO_PRESENT)) )
{
if ( ( pTracks->track_attr & ATTR_ENCRYPTED_FLAG ) )
{
pos += snprintf( pBuffer, nSize-pos, "ENCRYPTED-TS;" );
return pos;
}
pos += snprintf( pBuffer, nSize-pos, "NO-AV-TS;" );
return pos;
}
if ( pTracks->main_video_index != 0xffff )
pESElmnt = pTracks->track[pTracks->main_video_index].es_elmnt;
else
if ( pTracks->main_audio_index != 0xffff )
pESElmnt = pTracks->track[pTracks->main_audio_index].es_elmnt;
else
{
pos += snprintf( p+pos, nSize-pos, "Error: no main video and audio specified." );
return 0; //no main track found;
}
if ( pESElmnt->es_type == ES_MPEG1 )
pos += snprintf( pBuffer, nSize-pos, "MPEG1-TS;" );
else
if ( pESElmnt->es_type == ES_MPEG2 )
pos += snprintf( pBuffer, nSize-pos, "MPEG2-TS;" );
else
{
if ( ( pTracks->track_attr & ATTR_ENCRYPTED_FLAG ) )
pos += snprintf( pBuffer, nSize-pos, "ENCRYPTED-TS;" );
else
pos += snprintf( pBuffer, nSize-pos, "UNKNOWN-TS;" );
}
} else
{
if ( pTracks->main_video_index != 0xffff )
pESElmnt = pTracks->track[pTracks->main_video_index].es_elmnt;
else
if ( pTracks->main_audio_index != 0xffff )
pESElmnt = pTracks->track[pTracks->main_audio_index].es_elmnt;
else
{
pos += snprintf( p+pos, nSize-pos, "Error: no main video and audio specified." );
return 0; //no main track found;
}
if ( pESElmnt->es_type == ES_MPEG1 )
pos += snprintf( p, nSize-pos, "MPEG1-PS;" );
else
if ( pESElmnt->es_type == ES_MPEG2 )
pos += snprintf( p, nSize-pos, "MPEG2-PS;" );
else
pos += snprintf( p, nSize-pos, "UNKNOWN-PS;" );
}
for ( i = 0; i<pTracks->number_track; i++ )
{
if ( pTracks->track[i].ts_elmnt &&
pTracks->track[i].ts_elmnt->content_type == VIDEO_DATA &&
pTracks->track[i].ts_packets_counter > 2 )
{
video_data_present = 1;
if ( pTracks->track[i].ts_elmnt->format_fourcc == SAGE_FOURCC( "H264" ) )
h_264_present=1;
}
if ( pTracks->track[i].ts_elmnt &&
pTracks->track[i].ts_elmnt->content_type == AUDIO_DATA &&
pTracks->track[i].ts_packets_counter > 2 )
{
audio_data_present = 1;
}
if ( pTracks->track[i].av_elmnt->content_type == VIDEO_DATA )
{
bit_rate += GetVideoRate( pTracks->track[i].av_elmnt );
video_num++;
}
if ( pTracks->track[i].av_elmnt->content_type == AUDIO_DATA )
{
bit_rate += GetAudioRate( pTracks->track[i].av_elmnt );
audio_num++;
}
}
if ( nSize > pos && bit_rate > 0 )
pos += snprintf( p+pos, nSize-pos, "br=%ld;", bit_rate );
if ( IS_TS_TYPE( pTracks->track_type ) )
{
pos += snprintf( p+pos, nSize-pos, "%s",
pTracks->track_type==MPEG_M2TS?"ps=192;":pTracks->track_type==MPEG_ASI?"ps=208;":"" );
}
if ( video_num == 0 )
{
if ( IS_TS_TYPE( pTracks->track_type ) )
{
if ( !video_data_present && audio_num > 0) //R5000 recording live tv has enough data to parse out video AV info,
pos += snprintf( p+pos, nSize-pos, "audioonly=1;" );
} else
{
pos += snprintf( p+pos, nSize-pos, "audioonly=1;" );
}
}
if ( audio_num == 0 )
{
if ( IS_TS_TYPE( pTracks->track_type ) )
{
if ( !audio_data_present && video_num > 0 ) //R5000 recording live tv has enough data to parse out video AV info,
pos += snprintf( p+pos, nSize-pos, "videoonly=1;" );
} else
{
pos += snprintf( p+pos, nSize-pos, "videoonly=1;" );
}
}
for ( i = 0; i<pTracks->number_track ; i++ )
{
if ( pTracks->track[i].av_elmnt->content_type == VIDEO_DATA )
{
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "[" );
pos += AVElmntInfo( pTracks->track[i].av_elmnt, p+pos, nSize-pos );
if ( i == pTracks->main_video_index )
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "main=yes;" );
pos += TagInfo( pTracks->track_type, pTracks->track[i].ts_elmnt,
pTracks->track[i].es_elmnt, p+pos, nSize-pos );
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "index=%d;", pTracks->track[i].av_elmnt->stream_index );
if ( nSize > pos+2 ) { p[pos++] = ']'; p[pos++] = ';'; } //terminator
}
}
for ( i = 0; i<pTracks->number_track ; i++ )
{
if ( pTracks->track[i].av_elmnt->content_type == AUDIO_DATA )
{
char tmp[16];
unsigned long language_code;
unsigned char audio_type;
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "[" );
pos += AVElmntInfo( pTracks->track[i].av_elmnt, p+pos, nSize-pos );
if ( i == pTracks->main_audio_index )
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "main=yes;" );
if ( pTracks->track[i].ts_elmnt != NULL && pTracks->track[i].ts_elmnt->language_code )
{
language_code = pTracks->track[i].ts_elmnt->language_code;
audio_type = pTracks->track[i].ts_elmnt->audio_type;
}
else
{
language_code = pTracks->track[i].es_elmnt->language_code;
audio_type = pTracks->track[i].es_elmnt->audio_type;
}
if ( language_code )
{
if ( language_code == LanguageCode( (unsigned char*)"qaa" ) )
strncpy( tmp, "original", sizeof(tmp) );
else
Language(language_code, tmp );
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "lang=%s;", tmp );
}
if ( audio_type )
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "ty=%s;",AudioType(audio_type) );
pos += TagInfo( pTracks->track_type, pTracks->track[i].ts_elmnt,
pTracks->track[i].es_elmnt, p+pos, nSize-pos );
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "index=%d;", pTracks->track[i].av_elmnt->stream_index );
if ( nSize > pos+3 ) { p[pos++] = ']'; p[pos++] = ';'; } //terminator
}
}
for ( i = 0; i<pTracks->number_track ; i++ )
{
if ( pTracks->track[i].av_elmnt->content_type == SUBTITLE_DATA )
{
char tmp[16];
unsigned long language_code;
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "[" );
pos += AVElmntInfo( pTracks->track[i].av_elmnt, p+pos, nSize-pos );
if ( pTracks->track[i].ts_elmnt != NULL && pTracks->track[i].ts_elmnt->language_code )
language_code = pTracks->track[i].ts_elmnt->language_code;
else
language_code = pTracks->track[i].es_elmnt->language_code;
if ( language_code )
{
Language(language_code, tmp );
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "lang=%s;", tmp );
}
pos += TagInfo( pTracks->track_type, pTracks->track[i].ts_elmnt,
pTracks->track[i].es_elmnt, p+pos, nSize-pos );
if ( nSize > pos ) pos += snprintf( p+pos, nSize-pos, "index=%d;", pTracks->track[i].av_elmnt->stream_index );
if ( nSize > pos+2 ) { p[pos++] = ']'; p[pos++] = ';'; } //terminator
}
}
if ( pos < nSize ) p[pos]= 0x0;
return pos;
}
