+ return ret;
+}
+
+static int flv_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
+{
+ int ret = 1;
+ AVStream *st = s->streams[pkt->stream_index];
+
+ if (st->codecpar->codec_id == AV_CODEC_ID_AAC) {
+ if (pkt->size > 2 && (AV_RB16(pkt->data) & 0xfff0) == 0xfff0)
+ ret = ff_stream_add_bitstream_filter(st, "aac_adtstoasc", NULL);
+ }
+ return ret;