#[cfg(feature="decoder_indeo2")]
pub mod indeo2;
-use std::rc::Rc;
use frame::*;
-use demuxers::*;
+use std::rc::Rc;
+use std::cell::RefCell;
use io::byteio::ByteIOError;
use io::bitreader::BitReaderError;
use io::codebook::CodebookError;
fn from(_: CodebookError) -> Self { DecoderError::InvalidData }
}
+#[allow(dead_code)]
+struct HAMShuffler {
+ lastframe: Option<NAVideoBuffer<u8>>,
+}
+
+impl HAMShuffler {
+ #[allow(dead_code)]
+ fn new() -> Self { HAMShuffler { lastframe: None } }
+ #[allow(dead_code)]
+ fn clear(&mut self) { self.lastframe = None; }
+ #[allow(dead_code)]
+ fn add_frame(&mut self, buf: NAVideoBuffer<u8>) {
+ self.lastframe = Some(buf);
+ }
+ #[allow(dead_code)]
+ fn clone_ref(&mut self) -> Option<NAVideoBuffer<u8>> {
+ if let Some(ref mut frm) = self.lastframe {
+ let newfrm = frm.copy_buffer();
+ *frm = newfrm.clone();
+ Some(newfrm)
+ } else {
+ None
+ }
+ }
+ #[allow(dead_code)]
+ fn get_output_frame(&mut self) -> Option<NAVideoBuffer<u8>> {
+ match self.lastframe {
+ Some(ref frm) => Some(frm.clone()),
+ None => None,
+ }
+ }
+}
+
pub trait NADecoder {
fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()>;
- fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<Rc<NAFrame>>;
+ fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef>;
}
+#[derive(Clone,Copy)]
+pub struct DecoderInfo {
+ name: &'static str,
+ get_decoder: fn () -> Box<NADecoder>,
+}
+
+const DECODERS: &[DecoderInfo] = &[
+#[cfg(feature="decoder_indeo2")]
+ DecoderInfo { name: "indeo2", get_decoder: indeo2::get_decoder },
+];
+
+pub fn find_decoder(name: &str) -> Option<fn () -> Box<NADecoder>> {
+ for &dec in DECODERS {
+ if dec.name == name {
+ return Some(dec.get_decoder);
+ }
+ }
+ None
+}