fn init(&mut self, stream_id: u32, encinfo: EncodeParameters) -> EncoderResult<NAStreamRef> {
match encinfo.format {
NACodecTypeInfo::None => Err(EncoderError::FormatError),
fn init(&mut self, stream_id: u32, encinfo: EncodeParameters) -> EncoderResult<NAStreamRef> {
match encinfo.format {
NACodecTypeInfo::None => Err(EncoderError::FormatError),