X-Git-Url: https://git.nihav.org/?p=nihav.git;a=blobdiff_plain;f=nihav-itu%2Fsrc%2Fcodecs%2Fh264%2Fdsp.rs;h=87dc8d9fd97b301003d89fe52488eb71d0192f2c;hp=2cd08fcb38e0c6359801b3f923d16ddb59261438;hb=4a1ca15c9298340e8f2cb2ad6016109375cc45b9;hpb=5317ee9cf0160ca62988c898526f3e4018bb6f27

diff --git a/nihav-itu/src/codecs/h264/dsp.rs b/nihav-itu/src/codecs/h264/dsp.rs
index 2cd08fc..87dc8d9 100644
--- a/nihav-itu/src/codecs/h264/dsp.rs
+++ b/nihav-itu/src/codecs/h264/dsp.rs
@@ -46,12 +46,12 @@ pub fn chroma_dc_transform(blk: &mut [i16; 4], qp: u8) {
     blk[2] = t1 + t3;
     blk[3] = t1 - t3;
     if qp < 6 {
-        let mul = i16::from(LEVEL_SCALE[0][qp as usize]);
+        let mul = LEVEL_SCALE[0][qp as usize];
         for el in blk.iter_mut() {
             *el = el.wrapping_mul(mul) >> 1;
         }
     } else {
-        let mul = i16::from(LEVEL_SCALE[0][(qp % 6) as usize]);
+        let mul = LEVEL_SCALE[0][(qp % 6) as usize];
         let shift = qp / 6 - 1;
         for el in blk.iter_mut() {
             *el = el.wrapping_mul(mul) << shift;
@@ -113,14 +113,14 @@ macro_rules! transform {
 
 pub fn idct_luma_dc(blk: &mut [i16; 16], qp: u8) {
     if qp < 12 {
-        let mul = i16::from(LEVEL_SCALE[0][(qp % 6) as usize]);
+        let mul = LEVEL_SCALE[0][(qp % 6) as usize];
         let shift = 2 - qp / 6;
         let bias = 1 << shift >> 1;
         for el in blk.iter_mut() {
             *el = el.wrapping_mul(mul).wrapping_add(bias) >> shift;
         }
     } else {
-        let mul = i16::from(LEVEL_SCALE[0][(qp % 6) as usize]);
+        let mul = LEVEL_SCALE[0][(qp % 6) as usize];
         let shift = qp / 6 - 2;
         for el in blk.iter_mut() {
             *el = el.wrapping_mul(mul) << shift;