[FFmpeg-devel] [PATCH] avfilter/af_asetnsamples: fix sample queuing.

[Paul B Mahol]

On 4/6/19, Nikolas Bowe via ffmpeg-devel <ffmpeg-devel at ffmpeg.org> wrote:
> When asetnsamples uses output samples < input samples, remaining samples
> build up in the fifo over time.
> Fix this by marking the filter as ready again if there are enough samples.
>
> Regression since ef3babb2c70f564dc1634b3f29c6e35a2b2dc239
> ---
>  libavfilter/af_asetnsamples.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/libavfilter/af_asetnsamples.c b/libavfilter/af_asetnsamples.c
> index c60ce3063f..cab02d56f6 100644
> --- a/libavfilter/af_asetnsamples.c
> +++ b/libavfilter/af_asetnsamples.c
> @@ -67,8 +67,12 @@ static int activate(AVFilterContext *ctx)
>          return ret;
>
>      if (ret > 0) {
> -        if ((!s->pad || (s->pad && frame->nb_samples ==
> s->nb_out_samples)))
> -            return ff_filter_frame(outlink, frame);
> +        if ((!s->pad || (s->pad && frame->nb_samples ==
> s->nb_out_samples))) {
> +            ret = ff_filter_frame(outlink, frame);
> +            if (ff_framequeue_queued_samples(inlink) >= s->nb_out_samples)
> +                ff_filter_set_ready(ctx, 100);
> +            return ret;
> +        }
>
>          pad_frame = ff_get_audio_buffer(outlink, s->nb_out_samples);
>          if (!pad_frame) {
> --
> 2.21.0.392.gf8f6787159e-goog
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-request at ffmpeg.org with subject "unsubscribe".

ok