av_frame_copy_props(out_frame, frame);
out_frame->pts = s->pts;
s->pts += av_rescale_q(nb_samples - i, (AVRational){1, inlink->sample_rate}, inlink->time_base);
av_frame_copy_props(out_frame, frame);
out_frame->pts = s->pts;
s->pts += av_rescale_q(nb_samples - i, (AVRational){1, inlink->sample_rate}, inlink->time_base);