factor out decoder test

[nihav.git] / src / codecs / mod.rs

diff --git a/src/codecs/mod.rs b/src/codecs/mod.rs
index a2c10fe93f013b1f1d5f6cbe21b11e47e508fdc9..45005a39e0a100f684b19b438ce56a4b8cf27815 100644 (file)
--- a/src/codecs/mod.rs
+++ b/src/codecs/mod.rs
@@ -1,6 +1,3 @@
-#[cfg(feature="decoder_indeo2")]
-pub mod indeo2;
-
 use frame::*;
 use std::rc::Rc;
 use std::cell::RefCell;
@@ -11,6 +8,9 @@ use io::codebook::CodebookError;
 #[derive(Debug,Clone,Copy,PartialEq)]
 #[allow(dead_code)]
 pub enum DecoderError {
+    NoFrame,
+    AllocError,
+    TryAgain,
     InvalidData,
     ShortData,
     MissingReference,
@@ -18,7 +18,7 @@ pub enum DecoderError {
     Bug,
 }
 
-type DecoderResult<T> = Result<T, DecoderError>;
+pub type DecoderResult<T> = Result<T, DecoderError>;
 
 impl From<ByteIOError> for DecoderError {
     fn from(_: ByteIOError) -> Self { DecoderError::ShortData }
@@ -37,6 +37,14 @@ impl From<CodebookError> for DecoderError {
     fn from(_: CodebookError) -> Self { DecoderError::InvalidData }
 }
 
+impl From<AllocatorError> for DecoderError {
+    fn from(_: AllocatorError) -> Self { DecoderError::AllocError }
+}
+
+macro_rules! validate {
+    ($a:expr) => { if !$a { return Err(DecoderError::InvalidData); } };
+}
+
 #[allow(dead_code)]
 struct HAMShuffler {
     lastframe: Option<NAVideoBuffer<u8>>,
@@ -70,6 +78,30 @@ impl HAMShuffler {
     }
 }
 
+#[allow(dead_code)]
+struct IPShuffler {
+    lastframe: Option<NAVideoBuffer<u8>>,
+}
+
+impl IPShuffler {
+    #[allow(dead_code)]
+    fn new() -> Self { IPShuffler { 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 get_ref(&mut self) -> Option<NAVideoBuffer<u8>> {
+        if let Some(ref frm) = self.lastframe {
+            Some(frm.clone())
+        } else {
+            None
+        }
+    }
+}
+
 pub trait NADecoder {
     fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()>;
     fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef>;
@@ -81,9 +113,35 @@ pub struct DecoderInfo {
     get_decoder: fn () -> Box<NADecoder>,
 }
 
+#[cfg(feature="h263")]
+mod blockdsp;
+
+#[cfg(feature="decoder_gdvvid")]
+mod gremlinvideo;
+#[cfg(any(feature="decoder_indeo2", feature="decoder_indeo3", feature="decoder_imc"))]
+mod indeo;
+#[cfg(feature="h263")]
+mod h263;
+
+#[cfg(feature="decoder_pcm")]
+mod pcm;
+
 const DECODERS: &[DecoderInfo] = &[
+#[cfg(feature="decoder_gdvvid")]
+    DecoderInfo { name: "gdv-video", get_decoder: gremlinvideo::get_decoder },
 #[cfg(feature="decoder_indeo2")]
-    DecoderInfo { name: "indeo2", get_decoder: indeo2::get_decoder },
+    DecoderInfo { name: "indeo2", get_decoder: indeo::indeo2::get_decoder },
+#[cfg(feature="decoder_indeo3")]
+    DecoderInfo { name: "indeo3", get_decoder: indeo::indeo3::get_decoder },
+#[cfg(feature="decoder_intel263")]
+    DecoderInfo { name: "intel263", get_decoder: h263::intel263::get_decoder },
+
+#[cfg(feature="decoder_pcm")]
+    DecoderInfo { name: "pcm", get_decoder: pcm::get_decoder },
+#[cfg(feature="decoder_imc")]
+    DecoderInfo { name: "imc", get_decoder: indeo::imc::get_decoder_imc },
+#[cfg(feature="decoder_imc")]
+    DecoderInfo { name: "iac", get_decoder: indeo::imc::get_decoder_iac },
 ];
 
 pub fn find_decoder(name: &str) -> Option<fn () -> Box<NADecoder>> {