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avfilter/avf_showspectrum: proper rational multiplication

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This commit is contained in:
Paul B Mahol 2021-08-04 22:11:41 +02:00
parent 20ebcbd520
commit b1388cd6c5
1 changed files with 2 additions and 2 deletions
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4
libavfilter/avf_showspectrum.c
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@ -1189,9 +1189,9 @@ static int config_output(AVFilterLink *outlink)
s->auto_frame_rate = av_make_q(inlink->sample_rate, s->hop_size);
if (s->orientation == VERTICAL && s->sliding == FULLFRAME)
s->auto_frame_rate.den *= s->w;
s->auto_frame_rate = av_mul_q(s->auto_frame_rate, av_make_q(1, s->w));
if (s->orientation == HORIZONTAL && s->sliding == FULLFRAME)
s->auto_frame_rate.den *= s->h;
s->auto_frame_rate = av_mul_q(s->auto_frame_rate, av_make_q(1, s->h));
if (!s->single_pic && strcmp(s->rate_str, "auto")) {
int ret = av_parse_video_rate(&s->frame_rate, s->rate_str);
if (ret < 0)