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avfilter/showcqt: make minimum timeclamp option lower

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high basefreq does not require high timeclamp

Signed-off-by: Muhammad Faiz <mfcc64@gmail.com>
This commit is contained in:
Muhammad Faiz
2017-01-30 05:41:49 +07:00
parent 2ae8278832
commit c4a3526b57
2 changed files with 4 additions and 4 deletions
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6
libavfilter/avf_showcqt.c
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@@ -76,8 +76,8 @@ static const AVOption showcqt_options[] = {
{ "bar_g", "set bargraph gamma", OFFSET(bar_g), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 1.0, 7.0, FLAGS },
{ "gamma2", "set bargraph gamma", OFFSET(bar_g), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 1.0, 7.0, FLAGS },
{ "bar_t", "set bar transparency", OFFSET(bar_t), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 0.0, 1.0, FLAGS },
{ "timeclamp", "set timeclamp", OFFSET(timeclamp), AV_OPT_TYPE_DOUBLE, { .dbl = 0.17 }, 0.1, 1.0, FLAGS },
{ "tc", "set timeclamp", OFFSET(timeclamp), AV_OPT_TYPE_DOUBLE, { .dbl = 0.17 }, 0.1, 1.0, FLAGS },
{ "timeclamp", "set timeclamp", OFFSET(timeclamp), AV_OPT_TYPE_DOUBLE, { .dbl = 0.17 }, 0.002, 1.0, FLAGS },
{ "tc", "set timeclamp", OFFSET(timeclamp), AV_OPT_TYPE_DOUBLE, { .dbl = 0.17 }, 0.002, 1.0, FLAGS },
{ "basefreq", "set base frequency", OFFSET(basefreq), AV_OPT_TYPE_DOUBLE, { .dbl = BASEFREQ }, 10.0, 100000.0, FLAGS },
{ "endfreq", "set end frequency", OFFSET(endfreq), AV_OPT_TYPE_DOUBLE, { .dbl = ENDFREQ }, 10.0, 100000.0, FLAGS },
{ "coeffclamp", "set coeffclamp", OFFSET(coeffclamp), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 }, 0.1, 10.0, FLAGS },
@@ -1366,7 +1366,7 @@ static int config_output(AVFilterLink *outlink)
if ((ret = init_volume(s)) < 0)
return ret;
s->fft_bits = ceil(log2(inlink->sample_rate * s->timeclamp));
s->fft_bits = FFMAX(ceil(log2(inlink->sample_rate * s->timeclamp)), 4);
s->fft_len = 1 << s->fft_bits;
av_log(ctx, AV_LOG_INFO, "fft_len = %d, cqt_len = %d.\n", s->fft_len, s->cqt_len);