X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=nihav-indeo%2Fsrc%2Fcodecs%2Fintel263.rs;h=b42b5d2617e8ba1659468c7b5f128b0e3d5839b4;hb=08a1fab72215ea7716f51adf7008f85372e80c71;hp=3b95c5fa8e4f52466e84323a1a1a27051e77f09d;hpb=2422d9699cd56cbb86ac32b3e8dd026e20a89db5;p=nihav.git

diff --git a/nihav-indeo/src/codecs/intel263.rs b/nihav-indeo/src/codecs/intel263.rs
index 3b95c5f..b42b5d2 100644
--- a/nihav-indeo/src/codecs/intel263.rs
+++ b/nihav-indeo/src/codecs/intel263.rs
@@ -44,7 +44,7 @@ impl<'a> Intel263BR<'a> {
     fn new(src: &'a [u8], tables: &'a Tables) -> Self {
         Intel263BR {
             br:     BitReader::new(src, src.len(), BitReaderMode::BE),
-            tables: tables,
+            tables,
             gob_no: 0,
             mb_w:   0,
             is_pb:  false,
@@ -64,8 +64,8 @@ impl<'a> Intel263BR<'a> {
         if !coded { return Ok(()); }
 
         let rl_cb = &self.tables.rl_cb; // could be aic too
-        let q_add = if quant == 0 { 0i16 } else { ((quant - 1) | 1) as i16 };
-        let q = (quant * 2) as i16;
+        let q_add = if quant == 0 { 0i16 } else { i16::from((quant - 1) | 1) };
+        let q = i16::from(quant * 2);
         while idx < 64 {
             let code = br.read_cb(rl_cb)?;
             let run;
@@ -92,7 +92,7 @@ impl<'a> Intel263BR<'a> {
             }
             idx += run;
             validate!(idx < 64);
-            let oidx = H263_ZIGZAG[idx as usize];
+            let oidx = ZIGZAG[idx as usize];
             blk[oidx] = level;
             idx += 1;
             if last { break; }
@@ -102,7 +102,7 @@ impl<'a> Intel263BR<'a> {
 }
 
 fn decode_mv_component(br: &mut BitReader, mv_cb: &Codebook<u8>) -> DecoderResult<i16> {
-    let code = br.read_cb(mv_cb)? as i16;
+    let code = i16::from(br.read_cb(mv_cb)?);
     if code == 0 { return Ok(0) }
     if !br.read_bool()? {
         Ok(code)
@@ -249,7 +249,7 @@ impl<'a> BlockDecoder for Intel263BR<'a> {
                     let dquant = (cbpc & 4) != 0;
                     if dquant {
                         let idx = br.read(2)? as usize;
-                        q = ((q as i16) + (H263_DQUANT_TAB[idx] as i16)) as u8;
+                        q = (i16::from(q) + i16::from(H263_DQUANT_TAB[idx])) as u8;
                     }
                     Ok(BlockInfo::new(Type::I, cbp, q))
                 },
@@ -267,7 +267,7 @@ impl<'a> BlockDecoder for Intel263BR<'a> {
                         let cbp = (cbpy << 2) | (cbpc & 3);
                         if dquant {
                             let idx = br.read(2)? as usize;
-                            q = ((q as i16) + (H263_DQUANT_TAB[idx] as i16)) as u8;
+                            q = (i16::from(q) + i16::from(H263_DQUANT_TAB[idx])) as u8;
                         }
                         let mut binfo = BlockInfo::new(Type::I, cbp, q);
                         binfo.set_bpart(bbinfo);
@@ -288,7 +288,7 @@ impl<'a> BlockDecoder for Intel263BR<'a> {
                     let cbp = (cbpy << 2) | (cbpc & 3);
                     if dquant {
                         let idx = br.read(2)? as usize;
-                        q = ((q as i16) + (H263_DQUANT_TAB[idx] as i16)) as u8;
+                        q = (i16::from(q) + i16::from(H263_DQUANT_TAB[idx])) as u8;
                     }
                     let mut binfo = BlockInfo::new(Type::P, cbp, q);
                     binfo.set_bpart(bbinfo);
@@ -346,25 +346,25 @@ impl Intel263Decoder {
         let mut coderead = H263ShortCodeReader::new(H263_MV);
         let mv_cb = Codebook::new(&mut coderead, CodebookMode::MSB).unwrap();
         let tables = Tables {
-            intra_mcbpc_cb: intra_mcbpc_cb,
-            inter_mcbpc_cb: inter_mcbpc_cb,
-            cbpy_cb:        cbpy_cb,
-            rl_cb:          rl_cb,
-            aic_rl_cb:      aic_rl_cb,
-            mv_cb:          mv_cb,
+            intra_mcbpc_cb,
+            inter_mcbpc_cb,
+            cbpy_cb,
+            rl_cb,
+            aic_rl_cb,
+            mv_cb,
         };
 
         Intel263Decoder{
             info:           NACodecInfo::new_dummy(),
             dec:            H263BaseDecoder::new(true),
-            tables:         tables,
+            tables,
             bdsp:           H263BlockDSP::new(),
         }
     }
 }
 
 impl NADecoder for Intel263Decoder {
-    fn init(&mut self, info: NACodecInfoRef) -> DecoderResult<()> {
+    fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> {
         if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
             let w = vinfo.get_width();
             let h = vinfo.get_height();
@@ -376,7 +376,7 @@ impl NADecoder for Intel263Decoder {
             Err(DecoderError::InvalidData)
         }
     }
-    fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
+    fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
         let src = pkt.get_buffer();
 
         if src.len() == 8 {
@@ -393,7 +393,7 @@ impl NADecoder for Intel263Decoder {
             let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), buftype);
             frm.set_keyframe(false);
             frm.set_frame_type(if is_skip { FrameType::Skip } else { FrameType::B });
-            return Ok(Rc::new(RefCell::new(frm)));
+            return Ok(frm.into_ref());
         }
         let mut ibr = Intel263BR::new(&src, &self.tables);
 
@@ -402,12 +402,15 @@ impl NADecoder for Intel263Decoder {
         let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo);
         frm.set_keyframe(self.dec.is_intra());
         frm.set_frame_type(if self.dec.is_intra() { FrameType::I } else { FrameType::P });
-        Ok(Rc::new(RefCell::new(frm)))
+        Ok(frm.into_ref())
+    }
+    fn flush(&mut self) {
+        self.dec.flush();
     }
 }
 
 
-pub fn get_decoder() -> Box<NADecoder> {
+pub fn get_decoder() -> Box<dyn NADecoder + Send> {
     Box::new(Intel263Decoder::new())
 }