diff options
author | Janne Grunau <janne-ffmpeg@jannau.net> | 2010-05-21 20:15:53 +0000 |
---|---|---|
committer | Reinhard Tartler <siretart@tauware.de> | 2010-05-21 20:15:53 +0000 |
commit | b9a35435a50ce160f13164f943c94c43d2affa81 (patch) | |
tree | c30f9062868ed9447f7e63bd3567b350b3c7c15d | |
parent | 85ed859e6b577eb03038d810048375e0ef703a80 (diff) |
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.
backport r23157 by bcoudurier
Originally committed as revision 23226 to svn://svn.ffmpeg.org/ffmpeg/branches/0.6
-rw-r--r-- | libavformat/mpegts.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c index c92a9c2585..59603384d2 100644 --- a/libavformat/mpegts.c +++ b/libavformat/mpegts.c @@ -807,6 +807,16 @@ static int mpegts_push_data(MpegTSFilter *filter, pes->data_index += buf_size; } buf_size = 0; + /* emit complete packets with known packet size + * decreases demuxer delay for infrequent packets like subtitles from + * a couple of seconds to milliseconds for properly muxed files. + * total_size is the number of bytes following pes_packet_length + * in the pes header, i.e. not counting the first 6 bytes */ + if (pes->total_size < MAX_PES_PAYLOAD && + pes->pes_header_size + pes->data_index == pes->total_size + 6) { + ts->stop_parse = 1; + new_pes_packet(pes, ts->pkt); + } break; case MPEGTS_SKIP: buf_size = 0; |