switch NACodecInfo to Arc

[nihav.git] / nihav-game / src / codecs / gremlinvideo.rs

diff --git a/nihav-game/src/codecs/gremlinvideo.rs b/nihav-game/src/codecs/gremlinvideo.rs
index 65d5ed121bd02bba750db1a1fd0d1513c16a0dc5..cf7f7b13c1ff23425d8fb47063e5e7c5c519d7af 100644 (file)
--- a/nihav-game/src/codecs/gremlinvideo.rs
+++ b/nihav-game/src/codecs/gremlinvideo.rs
@@ -1,5 +1,3 @@
-use std::rc::Rc;
-use std::cell::RefCell;
 use nihav_core::frame::*;
 use nihav_core::formats;
 use nihav_core::formats::{NAChannelType, NAChannelMap};
@@ -7,7 +5,7 @@ use nihav_core::codecs::*;
 use nihav_core::io::byteio::*;
 
 struct GremlinVideoDecoder {
-    info:       Rc<NACodecInfo>,
+    info:       NACodecInfoRef,
     pal:        [u8; 768],
     frame:      Vec<u8>,
     scale_v:    bool,
@@ -61,9 +59,8 @@ impl Bits32 {
 
 impl GremlinVideoDecoder {
     fn new() -> Self {
-        let dummy_info = Rc::new(DUMMY_CODEC_INFO);
         GremlinVideoDecoder {
-            info: dummy_info, pal: [0; 768], frame: Vec::new(),
+            info: NACodecInfoRef::default(), pal: [0; 768], frame: Vec::new(),
             scale_v: false, scale_h: false
         }
     }
@@ -141,7 +138,7 @@ impl GremlinVideoDecoder {
         let mut buf = bufo.unwrap();
         let paloff = buf.get_offset(1);
         let stride = buf.get_stride(0);
-        let mut data = buf.get_data_mut();
+        let data = buf.get_data_mut().unwrap();
         let dst = data.as_mut_slice();
         let mut sidx = PREAMBLE_SIZE;
         let mut didx = 0;
@@ -374,14 +371,14 @@ impl GremlinVideoDecoder {
 }
 
 impl NADecoder for GremlinVideoDecoder {
-    fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()> {
+    fn init(&mut self, info: NACodecInfoRef) -> DecoderResult<()> {
         if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
             let w = vinfo.get_width();
             let h = vinfo.get_height();
             if !vinfo.get_format().is_paletted() { return Err(DecoderError::NotImplemented); }
             let fmt = formats::PAL8_FORMAT;
             let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(w, h, false, fmt));
-            self.info = Rc::new(NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()));
+            self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref();
 
             self.frame.resize(PREAMBLE_SIZE + w * h, 0);
             for i in 0..2 {
@@ -513,7 +510,7 @@ fn get_default_chmap(nch: u8) -> NAChannelMap {
 }
 
 impl NADecoder for GremlinAudioDecoder {
-    fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()> {
+    fn init(&mut self, info: NACodecInfoRef) -> DecoderResult<()> {
         if let NACodecTypeInfo::Audio(ainfo) = info.get_properties() {
             self.ainfo = NAAudioInfo::new(ainfo.get_sample_rate(), ainfo.get_channels(), formats::SND_S16P_FORMAT, ainfo.get_block_len());
             self.chmap = get_default_chmap(ainfo.get_channels());
@@ -531,7 +528,7 @@ impl NADecoder for GremlinAudioDecoder {
             let abuf = alloc_audio_buffer(self.ainfo, samples, self.chmap.clone())?;
             let mut adata = abuf.get_abuf_i16().unwrap();
             let off1 = adata.get_offset(1);
-            let mut buf = adata.get_data_mut();
+            let buf = adata.get_data_mut().unwrap();
             if self.chmap.num_channels() == 2 {
                 for (i, e) in pktbuf.chunks(2).enumerate() {
                     self.state0 = self.state0.wrapping_add(self.delta_tab[e[0] as usize]);