st->codec->time_base = link->time_base;
st->codec->width = link->w;
st->codec->height = link->h;
st->codec->time_base = link->time_base;
st->codec->width = link->w;
st->codec->height = link->h;
picref->video->h, pkt->data, size);
pkt->stream_index = lavfi->sink_stream_map[min_pts_sink_idx];
pkt->pts = picref->pts;
picref->video->h, pkt->data, size);
pkt->stream_index = lavfi->sink_stream_map[min_pts_sink_idx];
pkt->pts = picref->pts;