- AV_WB32(st->codec->extradata, 12);
- memcpy(st->codec->extradata + 4, "frma", 4);
- memcpy(st->codec->extradata + 8, "QDM2", 4);
- AV_WB32(st->codec->extradata + 12, 6 + item_len);
- memcpy(st->codec->extradata + 16, "QDCA", 4);
- memcpy(st->codec->extradata + 20, p + 2, item_len - 2);
- AV_WB32(st->codec->extradata + 18 + item_len, 8);
- AV_WB32(st->codec->extradata + 22 + item_len, 0);
+ AV_WB32(st->codecpar->extradata, 12);
+ memcpy(st->codecpar->extradata + 4, "frma", 4);
+ memcpy(st->codecpar->extradata + 8, "QDM2", 4);
+ AV_WB32(st->codecpar->extradata + 12, 6 + item_len);
+ memcpy(st->codecpar->extradata + 16, "QDCA", 4);
+ memcpy(st->codecpar->extradata + 20, p + 2, item_len - 2);
+ AV_WB32(st->codecpar->extradata + 18 + item_len, 8);
+ AV_WB32(st->codecpar->extradata + 22 + item_len, 0);