let ainfo = NACodecInfo::new("flac", NACodecTypeInfo::Audio(ahdr), Some(streaminfo));
strmgr.add_stream(NAStream::new(StreamType::Audio, 0, ainfo, base, srate, 0)).unwrap();
let ainfo = NACodecInfo::new("flac", NACodecTypeInfo::Audio(ahdr), Some(streaminfo));
strmgr.add_stream(NAStream::new(StreamType::Audio, 0, ainfo, base, srate, 0)).unwrap();