v4l2_buf_to_bufref  307 libavcodec/v4l2_buffers.c         ret = v4l2_buf_to_bufref(avbuf, i, &frame->buf[i]);
v4l2_buf_to_bufref  458 libavcodec/v4l2_buffers.c     ret = v4l2_buf_to_bufref(avbuf, 0, &pkt->buf);