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ff_gen_search: fix infinite loop 

Fixes Ticket2639

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-06-18 20:50:15 +02:00
parent b3dd50cd0d
commit f8ca8138f0
1 changed files with 1 additions and 1 deletions
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2
libavformat/utils.c
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@ -1778,7 +1778,7 @@ int64_t ff_gen_search(AVFormatContext *s, int stream_index, int64_t target_ts,
pos_max = FFMAX(0, pos_max - step);
ts_max = ff_read_timestamp(s, stream_index, &pos_max, limit, read_timestamp);
step += step;
}while(ts_max == AV_NOPTS_VALUE && pos_max > 0);
}while(ts_max == AV_NOPTS_VALUE && 2*limit > step);
if (ts_max == AV_NOPTS_VALUE)
return -1;