st->codec->codec_id = AV_CODEC_ID_OPUS;
st->codec->channels = AV_RL8 (packet + 9);
priv->pre_skip = AV_RL16(packet + 10);
+ st->codec->delay = priv->pre_skip;
/*orig_sample_rate = AV_RL32(packet + 12);*/
/*gain = AV_RL16(packet + 16);*/
/*channel_map = AV_RL8 (packet + 18);*/