outlink->out_buf = ff_get_video_buffer(outlink, AV_PERM_WRITE,
outlink->w, outlink->h);
avfilter_copy_buffer_ref_props(outlink->out_buf, picref);
outlink->out_buf->video->w = outlink->w;
outlink->out_buf->video->h = outlink->h;
outlink->out_buf = ff_get_video_buffer(outlink, AV_PERM_WRITE,
outlink->w, outlink->h);
avfilter_copy_buffer_ref_props(outlink->out_buf, picref);
outlink->out_buf->video->w = outlink->w;
outlink->out_buf->video->h = outlink->h;