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avfilter/af_astats: reset stats prior not after filtering

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This way stats printed at uninit are also useful.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-02-24 22:10:32 +01:00
parent 5870f2a1dc
commit c09248aecd
1 changed files with 9 additions and 8 deletions
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17
libavfilter/af_astats.c
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@ -119,6 +119,7 @@ static int config_output(AVFilterLink *outlink)
s->nb_channels = outlink->channels;
s->mult = exp((-1 / s->time_constant / outlink->sample_rate));
s->tc_samples = 5 * s->time_constant * outlink->sample_rate + .5;
s->nb_frames = 0;
reset_stats(s);
@ -269,6 +270,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
const double *src;
int i, c;
if (s->reset_count > 0) {
if (s->nb_frames >= s->reset_count) {
reset_stats(s);
s->nb_frames = 0;
}
s->nb_frames++;
}
switch (inlink->format) {
case AV_SAMPLE_FMT_DBLP:
for (c = 0; c < channels; c++) {
@ -292,14 +301,6 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
if (s->metadata)
set_metadata(s, metadata);
if (s->reset_count > 0) {
s->nb_frames++;
if (s->nb_frames >= s->reset_count) {
reset_stats(s);
s->nb_frames = 0;
}
}
return ff_filter_frame(inlink->dst->outputs[0], buf);
}