let ainfo = NACodecInfo::new(codecname, NACodecTypeInfo::Audio(ahdr), Some(edata));
let res = strmgr.add_stream(NAStream::new(StreamType::Audio, (str_id + 1) as u32, ainfo, 1, srate));
validate!(res.is_some());
let ainfo = NACodecInfo::new(codecname, NACodecTypeInfo::Audio(ahdr), Some(edata));
let res = strmgr.add_stream(NAStream::new(StreamType::Audio, (str_id + 1) as u32, ainfo, 1, srate));
validate!(res.is_some());