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author | Michael Niedermayer <michaelni@gmx.at> | 2014-12-09 05:34:20 +0300 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2014-12-09 05:34:20 +0300 |
commit | dd70470d72758b4e94b17c6808a5ed0c9e8fe097 (patch) | |
tree | d9f095743aa3fcc7ee3d7cb33694032554b84b4e | |
parent | 9e561410c08ebe128e0be86f7b4492dc7bc87bb2 (diff) |
avformat/utils: Compute the current pts of mpeg1/2 I/P frames from the next frame when available
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r-- | libavformat/utils.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c index f70223bfe2..3246da67ed 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -1102,6 +1102,14 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st, st->last_IP_duration = pkt->duration; if (pkt->dts != AV_NOPTS_VALUE) st->cur_dts = pkt->dts + st->last_IP_duration; + if (pkt->dts != AV_NOPTS_VALUE && + pkt->pts == AV_NOPTS_VALUE && + st->last_IP_duration > 0 && + (st->cur_dts - next_dts) <= 1 && + next_dts != next_pts && + next_pts != AV_NOPTS_VALUE) + pkt->pts = next_dts; + st->last_IP_duration = pkt->duration; st->last_IP_pts = pkt->pts; /* Cannot compute PTS if not present (we can compute it only |