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Code Issues Releases Activity

avformat/utils: Fix "libavformat/utils.c:927:35: runtime error: signed integer overflow: -2450238577049583619 - 9223090561878065151 cannot be represented in type long long"

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Fixes Mozilla bug 1229205

Found-by: Tyson Smith
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-12-03 21:54:43 +01:00
parent ed08cbd7b1
commit cafb195604
1 changed files with 2 additions and 2 deletions
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4
libavformat/utils.c
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@ -912,7 +912,7 @@ static void update_initial_timestamps(AVFormatContext *s, int stream_index,
AVStream *st = s->streams[stream_index];
AVPacketList *pktl = s->internal->packet_buffer ? s->internal->packet_buffer : s->internal->parse_queue;
int64_t pts_buffer[MAX_REORDER_DELAY+1];
int64_t shift;
uint64_t shift;
int i, delay;
if (st->first_dts != AV_NOPTS_VALUE ||
@ -924,7 +924,7 @@ static void update_initial_timestamps(AVFormatContext *s, int stream_index,
delay = st->codec->has_b_frames;
st->first_dts = dts - (st->cur_dts - RELATIVE_TS_BASE);
st->cur_dts = dts;
shift = st->first_dts - RELATIVE_TS_BASE;
shift = (uint64_t)st->first_dts - RELATIVE_TS_BASE;
for (i = 0; i<MAX_REORDER_DELAY+1; i++)
pts_buffer[i] = AV_NOPTS_VALUE;