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avformat/oggparseopus: Check opus_duration() return value 

Regression since 39d11d599c

os->pduration would be wrongly assigned a negative value on invalid packets
instead of aborting.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit c619e14c31)
This commit is contained in:
James Almer 2013-12-12 03:34:19 -03:00
parent 64908f70e4
commit fc82ba06ee
1 changed files with 5 additions and 1 deletions
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6
libavformat/oggparseopus.c
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@ -108,6 +108,7 @@ static int opus_packet(AVFormatContext *avf, int idx)
AVStream *st = avf->streams[idx];
struct oggopus_private *priv = os->private;
uint8_t *packet = os->buf + os->pstart;
int ret;
if (!os->psize)
return AVERROR_INVALIDDATA;
@ -143,7 +144,10 @@ static int opus_packet(AVFormatContext *avf, int idx)
os->lastdts = os->granule - duration;
}
os->pduration = opus_duration(packet, os->psize);
if ((ret = opus_duration(packet, os->psize)) < 0)
return ret;
os->pduration = ret;
if (os->lastpts != AV_NOPTS_VALUE) {
if (st->start_time == AV_NOPTS_VALUE)
st->start_time = os->lastpts;