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avformat/vpk: check that samples_per_block is > 0 

Fixes floating point exception.
This commit is contained in:
Paul B Mahol 2021-02-24 17:03:11 +01:00
parent 45a2902976
commit 8213f0a7f7
1 changed files with 4 additions and 1 deletions
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5
libavformat/vpk.c
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@ -121,7 +121,10 @@ static int vpk_read_seek(AVFormatContext *s, int stream_index,
int64_t ret = 0;
samples_per_block = av_get_audio_frame_duration2(par, par->block_align);
timestamp /= samples_per_block;
if (samples_per_block > 0)
timestamp /= samples_per_block;
else
return -1;
ret = avio_seek(s->pb, vpk->data_start + timestamp * par->block_align, SEEK_SET);
if (ret < 0)
return ret;