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| author | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2016-12-12 01:12:15 +0100 |
|---|---|---|
| committer | Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com> | 2016-12-13 00:00:31 +0100 |
| commit | 3ab8436ff611aa488226bbcb25c84bb687b2bf46 (patch) | |
| tree | 9a5bce3a196c9e5ae4c3bd46c59b08a8780d8701 /libavutil/opt.c | |
| parent | b7e4ea0c80f4b3e060625fd97ffdd3b9689bfcd1 (diff) | |
| download | ffmpeg-3ab8436ff611aa488226bbcb25c84bb687b2bf46.tar.gz | |
opt: reject denominator zero as out of range
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Diffstat (limited to 'libavutil/opt.c')
| -rw-r--r-- | libavutil/opt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavutil/opt.c b/libavutil/opt.c index f855ccb96d..6ae2af65b8 100644 --- a/libavutil/opt.c +++ b/libavutil/opt.c @@ -97,7 +97,7 @@ static int read_number(const AVOption *o, const void *dst, double *num, int *den static int write_number(void *obj, const AVOption *o, void *dst, double num, int den, int64_t intnum) { if (o->type != AV_OPT_TYPE_FLAGS && - (o->max * den < num * intnum || o->min * den > num * intnum)) { + (!den || o->max * den < num * intnum || o->min * den > num * intnum)) { num = den ? num * intnum / den : (num * intnum ? INFINITY : NAN); av_log(obj, AV_LOG_ERROR, "Value %f for parameter '%s' out of range [%g - %g]\n", num, o->name, o->min, o->max); |