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Code Issues Releases Activity

avfilter/af_silenceremove: set output timestamps

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-05-15 14:05:17 +02:00
parent 921bd9a2be
commit 7760ed7e96
1 changed files with 36 additions and 6 deletions
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42
libavfilter/af_silenceremove.c
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@ -217,11 +217,18 @@ static int config_input(AVFilterLink *inlink)
return 0;
}
static void flush(AVFrame *out, AVFilterLink *outlink,
static void flush(SilenceRemoveContext *s,
AVFrame *out, AVFilterLink *outlink,
int *nb_samples_written, int *ret)
{
if (*nb_samples_written) {
out->nb_samples = *nb_samples_written / outlink->channels;
out->pts = s->next_pts;
s->next_pts += av_rescale_q(out->nb_samples,
(AVRational){1, outlink->sample_rate},
outlink->time_base);
*ret = ff_filter_frame(outlink, out);
*nb_samples_written = 0;
} else {
@ -297,6 +304,12 @@ silence_trim_flush:
memcpy(out->data[0], &s->start_holdoff[s->start_holdoff_offset],
nbs * sizeof(double));
out->pts = s->next_pts;
s->next_pts += av_rescale_q(out->nb_samples,
(AVRational){1, outlink->sample_rate},
outlink->time_base);
s->start_holdoff_offset += nbs;
ret = ff_filter_frame(outlink, out);
@ -330,7 +343,7 @@ silence_copy:
if (threshold && s->stop_holdoff_end && !s->leave_silence) {
s->mode = SILENCE_COPY_FLUSH;
flush(out, outlink, &nb_samples_written, &ret);
flush(s, out, outlink, &nb_samples_written, &ret);
goto silence_copy_flush;
} else if (threshold) {
for (j = 0; j < inlink->channels; j++) {
@ -358,7 +371,7 @@ silence_copy:
if (!s->restart) {
s->mode = SILENCE_STOP;
flush(out, outlink, &nb_samples_written, &ret);
flush(s, out, outlink, &nb_samples_written, &ret);
goto silence_stop;
} else {
s->stop_found_periods = 0;
@ -367,19 +380,25 @@ silence_copy:
s->start_holdoff_end = 0;
clear_window(s);
s->mode = SILENCE_TRIM;
flush(out, outlink, &nb_samples_written, &ret);
flush(s, out, outlink, &nb_samples_written, &ret);
goto silence_trim;
}
}
s->mode = SILENCE_COPY_FLUSH;
flush(out, outlink, &nb_samples_written, &ret);
flush(s, out, outlink, &nb_samples_written, &ret);
goto silence_copy_flush;
}
}
}
flush(out, outlink, &nb_samples_written, &ret);
flush(s, out, outlink, &nb_samples_written, &ret);
} else {
memcpy(obuf, ibuf, sizeof(double) * nbs * inlink->channels);
out->pts = s->next_pts;
s->next_pts += av_rescale_q(out->nb_samples,
(AVRational){1, outlink->sample_rate},
outlink->time_base);
ret = ff_filter_frame(outlink, out);
}
break;
@ -401,6 +420,11 @@ silence_copy_flush:
nbs * sizeof(double));
s->stop_holdoff_offset += nbs;
out->pts = s->next_pts;
s->next_pts += av_rescale_q(out->nb_samples,
(AVRational){1, outlink->sample_rate},
outlink->time_base);
ret = ff_filter_frame(outlink, out);
if (s->stop_holdoff_offset == s->stop_holdoff_end) {
@ -439,6 +463,12 @@ static int request_frame(AVFilterLink *outlink)
memcpy(frame->data[0], &s->stop_holdoff[s->stop_holdoff_offset],
nbs * sizeof(double));
frame->pts = s->next_pts;
s->next_pts += av_rescale_q(frame->nb_samples,
(AVRational){1, outlink->sample_rate},
outlink->time_base);
ret = ff_filter_frame(ctx->inputs[0], frame);
}
s->mode = SILENCE_STOP;