+ const int mb_width = (width + s->mjpeg_hsample[0] - 1) / s->mjpeg_hsample[0];
+ const int mb_height = (height + s->mjpeg_vsample[0] - 1) / s->mjpeg_vsample[0];
+ int ret, max_pkt_size = FF_MIN_BUFFER_SIZE;
+
+ if (avctx->pix_fmt == PIX_FMT_BGRA)
+ max_pkt_size += width * height * 3 * 4;
+ else {
+ max_pkt_size += mb_width * mb_height * 3 * 4
+ * s->mjpeg_hsample[0] * s->mjpeg_vsample[0];
+ }
+ if ((ret = ff_alloc_packet(pkt, max_pkt_size)) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Error getting output packet of size %d.\n", max_pkt_size);
+ return ret;
+ }