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authorMichael Niedermayer <michaelni@gmx.at>2013-10-27 01:03:19 +0200
committerCarl Eugen Hoyos <cehoyos@ag.or.at>2013-10-27 19:50:29 +0100
commitb89e5b138f01a0b051c32fe327c22b3e33192639 (patch)
tree3943619c9df232686e78f7c84843425458755bad
parentd49761b396435282f0c823cee7e51550f8f8f921 (diff)
downloadffmpeg-b89e5b138f01a0b051c32fe327c22b3e33192639.tar.gz
avformat/utils: do not override pts in h264 when they are provided from the demuxer
Fixes Ticket2143 Signed-off-by: Michael Niedermayer <michaelni@gmx.at> (cherry picked from commit 1e5271a9fd6ddcceb083f2185a4bbd8d44c9a813)
-rw-r--r--libavformat/utils.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 576f4aa708..7ed30ee715 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -1049,12 +1049,14 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st,
if (pkt->dts != AV_NOPTS_VALUE) {
// got DTS from the stream, update reference timestamp
st->reference_dts = pkt->dts - pc->dts_ref_dts_delta * num / den;
- pkt->pts = pkt->dts + pc->pts_dts_delta * num / den;
} else if (st->reference_dts != AV_NOPTS_VALUE) {
// compute DTS based on reference timestamp
pkt->dts = st->reference_dts + pc->dts_ref_dts_delta * num / den;
- pkt->pts = pkt->dts + pc->pts_dts_delta * num / den;
}
+
+ if (st->reference_dts != AV_NOPTS_VALUE && pkt->pts == AV_NOPTS_VALUE)
+ pkt->pts = pkt->dts + pc->pts_dts_delta * num / den;
+
if (pc->dts_sync_point > 0)
st->reference_dts = pkt->dts; // new reference
}