core: replace vec.truncate(0) with vec.clear()

diff --git a/nihav-core/src/compr/deflate.rs b/nihav-core/src/compr/deflate.rs
index 2509fc229116d5376a8aff2d65e1e7182079507b..7b36eadff327dcb3d300d058c79633a527040c98 100644 (file)
--- a/nihav-core/src/compr/deflate.rs
+++ b/nihav-core/src/compr/deflate.rs
@@ -1654,7 +1654,7 @@ impl LZParse for OptimalParser {
         }
         dst.reserve(src.len());
 
-        self.trellis.truncate(0);
+        self.trellis.clear();
         self.trellis.reserve(src.len() + 1);
         for _ in 0..=src.len() {
             self.trellis.push(TNode::default());
@@ -1897,7 +1897,7 @@ impl Deflate {
             Mode::Fixed => {
                 wr.write(final_block as u16, 1);
                 wr.write(1, 2);
-                self.tokens.truncate(0);
+                self.tokens.clear();
                 self.parser.parse(&self.srcbuf[..self.ssize], &mut self.tokens);
                 let mut codes = CodeHuff::new(true);
                 codes.make_codes(&self.tokens);
@@ -1908,7 +1908,7 @@ impl Deflate {
             Mode::Dynamic => {
                 wr.write(final_block as u16, 1);
                 wr.write(2, 2);
-                self.tokens.truncate(0);
+                self.tokens.clear();
                 self.parser.parse(&self.srcbuf[..self.ssize], &mut self.tokens);
                 let mut codes = CodeHuff::new(false);
                 codes.make_codes(&self.tokens);

diff --git a/nihav-core/src/frame.rs b/nihav-core/src/frame.rs
index 31cf8e81991a519d26827e13913175a6d3cd1dd6..f596dc95ad2b1d02b684c6563be6bd0492a4e5ec 100644 (file)
--- a/nihav-core/src/frame.rs
+++ b/nihav-core/src/frame.rs
@@ -752,7 +752,7 @@ impl<T:Copy> NAVideoBufferPool<T> {
     }
     /// Clears the pool from all frames.
     pub fn reset(&mut self) {
-        self.pool.truncate(0);
+        self.pool.clear();
     }
 }
 

diff --git a/nihav-core/src/reorder.rs b/nihav-core/src/reorder.rs
index 6ae7e1af937b3063607976959f41a7cb4f52be9b..ebd7bdfcafa40d1196228dcda16905c9f83aa2d3 100644 (file)
--- a/nihav-core/src/reorder.rs
+++ b/nihav-core/src/reorder.rs
@@ -159,7 +159,7 @@ impl FrameReorderer for ComplexReorderer {
     fn flush(&mut self) {
         self.last_ref_dts = None;
         self.ready_idx = 0;
-        self.frames.truncate(0);
+        self.frames.clear();
     }
     fn get_last_frames(&mut self) -> Option<NAFrameRef> {
         if !self.frames.is_empty() {

diff --git a/nihav-core/src/scale/palette/elbg.rs b/nihav-core/src/scale/palette/elbg.rs
index a9704f9cb165987fbedcf7f1421c8f9bd9a6f1c9..9a7d96701e764e38729778da71daa7af6c6c61a2 100644 (file)
--- a/nihav-core/src/scale/palette/elbg.rs
+++ b/nihav-core/src/scale/palette/elbg.rs
@@ -236,7 +236,7 @@ impl ELBG {
                 self.clusters[i].reset();
             }
             // put pixels into the nearest clusters
-            indices.truncate(0);
+            indices.clear();
             for entry in entries.iter() {
                 let mut bestidx = 0;
                 let mut bestdist = std::u32::MAX;
@@ -267,8 +267,8 @@ impl ELBG {
             }
 
             let dmean = dist / 256;
-            low_u.truncate(0);
-            high_u.truncate(0);
+            low_u.clear();
+            high_u.clear();
             let mut used = [false; 256];
             for (i, cluster) in self.clusters.iter().enumerate() {
                 if cluster.dist < dmean {

diff --git a/nihav-core/src/scale/palette/mod.rs b/nihav-core/src/scale/palette/mod.rs
index f9b0ee9b033fa9ae4f99435a3731291527a93efd..ce673ee9a81739c019c22063ffe239404eda8ab0 100644 (file)
--- a/nihav-core/src/scale/palette/mod.rs
+++ b/nihav-core/src/scale/palette/mod.rs
@@ -102,7 +102,7 @@ fn palettise_frame_internal(pic_in: &NABufferType, pic_out: &mut NABufferType, q
         let ofmt = dbuf.get_info().get_format();
         let dst = dbuf.get_data_mut().unwrap();
 
-        pixels.truncate(0);
+        pixels.clear();
         if !ifmt.is_unpacked() {
             let esize = ifmt.elem_size as usize;
             let coffs = [ifmt.comp_info[0].unwrap().comp_offs as usize, ifmt.comp_info[1].unwrap().comp_offs as usize, ifmt.comp_info[2].unwrap().comp_offs as usize];