}
/* parse the SPS */
- ret = ff_h2645_extract_rbsp(avctx->extradata + 4, avctx->extradata_size - 4, &sps_nal);
+ ret = ff_h2645_extract_rbsp(avctx->extradata + 4, avctx->extradata_size - 4, &sps_nal, 1);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error unescaping the SPS buffer\n");
return ret;