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avfilter/avf_showvolume: make use of av_rescale

This commit is contained in:
Paul B Mahol 2019-05-28 10:49:09 +02:00
parent 618f8bb0a4
commit d2e76a1f96
1 changed files with 1 additions and 1 deletions
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2
libavfilter/avf_showvolume.c
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@ -165,7 +165,7 @@ static int config_input(AVFilterLink *inlink)
AVFilterContext *ctx = inlink->dst;
ShowVolumeContext *s = ctx->priv;
s->nb_samples = FFMAX(1024, ((double)inlink->sample_rate / av_q2d(s->frame_rate)) + 0.5);
s->nb_samples = FFMAX(1, av_rescale(inlink->sample_rate, s->frame_rate.den, s->frame_rate.num));
s->values = av_calloc(inlink->channels * VAR_VARS_NB, sizeof(double));
if (!s->values)
return AVERROR(ENOMEM);