1 #[cfg(feature="decoder_indeo2")]
6 use io::byteio::ByteIOError;
7 use io::bitreader::BitReaderError;
8 use io::codebook::CodebookError;
10 #[derive(Debug,Clone,Copy,PartialEq)]
12 pub enum DecoderError {
20 type DecoderResult<T> = Result<T, DecoderError>;
22 impl From<ByteIOError> for DecoderError {
23 fn from(_: ByteIOError) -> Self { DecoderError::ShortData }
26 impl From<BitReaderError> for DecoderError {
27 fn from(e: BitReaderError) -> Self {
29 BitReaderError::BitstreamEnd => DecoderError::ShortData,
30 _ => DecoderError::InvalidData,
35 impl From<CodebookError> for DecoderError {
36 fn from(_: CodebookError) -> Self { DecoderError::InvalidData }
40 fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()>;
41 fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<Rc<NAFrame>>;
45 pub struct DecoderInfo {
47 get_decoder: fn () -> Box<NADecoder>,
50 const DECODERS: &[DecoderInfo] = &[
51 #[cfg(feature="decoder_indeo2")]
52 DecoderInfo { name: "indeo2", get_decoder: indeo2::get_decoder },
55 pub fn find_decoder(name: &str) -> Option<fn () -> Box<NADecoder>> {
56 for &dec in DECODERS {
58 return Some(dec.get_decoder);