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In ts demuxer, output pes packet as soon as they are complete.
This is needed for subtitles where packets are infrequent. Patch by Janne Grunau, janne-ffmpeg at jannau dot net. Originally committed as revision 23157 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -807,6 +807,16 @@ static int mpegts_push_data(MpegTSFilter *filter,
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pes->data_index += buf_size;
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}
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buf_size = 0;
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/* emit complete packets with known packet size
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* decreases demuxer delay for infrequent packets like subtitles from
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* a couple of seconds to milliseconds for properly muxed files.
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* total_size is the number of bytes following pes_packet_length
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* in the pes header, i.e. not counting the first 6 bytes */
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if (pes->total_size < MAX_PES_PAYLOAD &&
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pes->pes_header_size + pes->data_index == pes->total_size + 6) {
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ts->stop_parse = 1;
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new_pes_packet(pes, ts->pkt);
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}
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break;
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case MPEGTS_SKIP:
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buf_size = 0;
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