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af_aresample: fix pts, they where off by a packet in the -async >0 case.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2012-05-26 16:17:47 +02:00
parent aeb2dea802
commit be97675e6c
1 changed files with 12 additions and 23 deletions
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35
libavfilter/af_aresample.c
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@@ -174,31 +174,9 @@ static void filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamplesref
AVFilterLink *const outlink = inlink->dst->outputs[0];
AVFilterBufferRef *outsamplesref = ff_get_audio_buffer(outlink, AV_PERM_WRITE, n_out);
n_out = swr_convert(aresample->swr, outsamplesref->extended_data, n_out,
(void *)insamplesref->extended_data, n_in);
if (n_out <= 0) {
avfilter_unref_buffer(outsamplesref);
avfilter_unref_buffer(insamplesref);
return;
}
avfilter_copy_buffer_ref_props(outsamplesref, insamplesref);
outsamplesref->audio->sample_rate = outlink->sample_rate;
outsamplesref->audio->nb_samples = n_out;
#if 0
if(insamplesref->pts != AV_NOPTS_VALUE) {
aresample->next_pts =
outsamplesref->pts = av_rescale_q(insamplesref->pts, inlink->time_base, outlink->time_base)
- swr_get_delay(aresample->swr, outlink->time_base.den);
av_assert0(outlink->time_base.num == 1);
} else{
outsamplesref->pts = AV_NOPTS_VALUE; //aresample->next_pts;
}
if(aresample->next_pts != AV_NOPTS_VALUE)
aresample->next_pts += av_rescale_q(n_out, (AVRational){1 ,outlink->sample_rate}, outlink->time_base);
#else
if(insamplesref->pts != AV_NOPTS_VALUE) {
int64_t inpts = av_rescale(insamplesref->pts, inlink->time_base.num * (int64_t)outlink->sample_rate * inlink->sample_rate, inlink->time_base.den);
int64_t outpts= swr_next_pts(aresample->swr, inpts);
@@ -207,7 +185,18 @@ static void filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamplesref
} else {
outsamplesref->pts = AV_NOPTS_VALUE;
}
#endif
n_out = swr_convert(aresample->swr, outsamplesref->extended_data, n_out,
(void *)insamplesref->extended_data, n_in);
if (n_out <= 0) {
avfilter_unref_buffer(outsamplesref);
avfilter_unref_buffer(insamplesref);
return;
}
outsamplesref->audio->sample_rate = outlink->sample_rate;
outsamplesref->audio->nb_samples = n_out;
ff_filter_samples(outlink, outsamplesref);
aresample->req_fullfilled= 1;
avfilter_unref_buffer(insamplesref);