- int ret = avpicture_layout((AVPicture *)data, avctx->pix_fmt, avctx->width,
- avctx->height, frame, buf_size);
+ int ret = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height);
+
+ if (ret < 0)
+ return ret;
+
+ if ((ret = ff_alloc_packet(pkt, ret)) < 0)
+ return ret;
+ if ((ret = avpicture_layout((const AVPicture *)frame, avctx->pix_fmt, avctx->width,
+ avctx->height, pkt->data, pkt->size)) < 0)
+ return ret;