fn parse_audio_edata(br: &mut ByteReader, start_pos: u64, size: u64) -> DemuxerResult<Option<Vec<u8>>> {
let read_part = br.tell() - start_pos;
if read_part + 8 < size {
+ let mut buf = [0; 8];
+ br.peek_buf(&mut buf)?;
+ if &buf[4..8] != b"wave" {
+ let mut buf = vec![0; (size - read_part) as usize];
+ br.read_buf(&mut buf)?;
+ return Ok(Some(buf));
+ }
+
let csize = br.read_u32be()? as u64;
let ctag = br.read_u32be()?;
validate!(read_part + csize <= size);