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

4 files changed, 11 insertions, 11 deletions

diff --git a/nihav-codec-support/src/codecs/h263/decoder.rs b/nihav-codec-support/src/codecs/h263/decoder.rs
index e1af173..bba8c04 100644
--- a/nihav-codec-support/src/codecs/h263/decoder.rs
+++ b/nihav-codec-support/src/codecs/h263/decoder.rs
@@ -538,16 +538,16 @@ impl H263BaseDecoder {
             if capacity < self.num_mb {
                 self.obmc_blk.reserve(self.num_mb - capacity);
             }
-            self.obmc_blk.truncate(0);
+            self.obmc_blk.clear();
         }
 
         if self.has_b {
-            self.mv_data.truncate(0);
+            self.mv_data.clear();
         }
 
         let save_b_data = pinfo.mode.is_ref() && self.may_have_b_frames;
         if save_b_data {
-            self.mv_data.truncate(0);
+            self.mv_data.clear();
         }
         let is_b = pinfo.mode == Type::B;
 
@@ -580,7 +580,7 @@ impl H263BaseDecoder {
         let mut mb_pos = 0;
         let apply_acpred = /*(pinfo.mode == Type::I) && */pinfo.plusinfo.is_some() && pinfo.plusinfo.unwrap().aic;
         if apply_acpred {
-            self.pred_coeffs.truncate(0);
+            self.pred_coeffs.clear();
             if !self.pred_quant {
                 self.pred_coeffs.resize(self.mb_w * self.mb_h, ZERO_PRED_COEFFS);
             } else {
@@ -796,7 +796,7 @@ impl H263BaseDecoder {
             recon_b_frame(b_buf, bck_buf.clone(), fwd_buf.clone(), self.mb_w, self.mb_h, self.b_data.as_slice(), bdsp);
         }
 
-        self.b_data.truncate(0);
+        self.b_data.clear();
         Ok(bufinfo)
     }
 }
diff --git a/nihav-codec-support/src/codecs/h263/mod.rs b/nihav-codec-support/src/codecs/h263/mod.rs
index 0ddfed5..e357778 100644
--- a/nihav-codec-support/src/codecs/h263/mod.rs
+++ b/nihav-codec-support/src/codecs/h263/mod.rs
@@ -358,9 +358,9 @@ impl CBPInfo {
     fn new() -> Self { CBPInfo{ cbp: Vec::new(), q: Vec::new(), mb_w: 0 } }
     fn reset(&mut self, mb_w: usize) {
         self.mb_w = mb_w;
-        self.cbp.truncate(0);
+        self.cbp.clear();
         self.cbp.resize(self.mb_w * 2, 0);
-        self.q.truncate(0);
+        self.q.clear();
         self.q.resize(self.mb_w * 2, 0);
     }
     fn update_row(&mut self) {
diff --git a/nihav-codec-support/src/data/mod.rs b/nihav-codec-support/src/data/mod.rs
index 2ad6b8c..eba0299 100644
--- a/nihav-codec-support/src/data/mod.rs
+++ b/nihav-codec-support/src/data/mod.rs
@@ -54,7 +54,7 @@ impl<T:Copy> GenericCache<T> {
     pub fn full_size(&self) -> usize { self.stride * (self.height + 1) + 1 }
     /// Resets the cache state.
     pub fn reset(&mut self) {
-        self.data.truncate(0);
+        self.data.clear();
         let size = self.full_size();
         self.data.resize(size, self.default);
         self.xpos = self.stride + 1;
diff --git a/nihav-codec-support/src/vq/generic_elbg.rs b/nihav-codec-support/src/vq/generic_elbg.rs
index 32cbb82..d6c30d2 100644
--- a/nihav-codec-support/src/vq/generic_elbg.rs
+++ b/nihav-codec-support/src/vq/generic_elbg.rs
@@ -199,7 +199,7 @@ impl<T: VQElement+Default, TS: VQElementSum<T>> ELBG<T, TS> {
             }
 
             // put points into the nearest clusters
-            indices.truncate(0);
+            indices.clear();
             for entry in entries.iter() {
                 let mut bestidx = 0;
                 let mut bestdist = std::u32::MAX;
@@ -230,8 +230,8 @@ impl<T: VQElement+Default, TS: VQElementSum<T>> ELBG<T, TS> {
             }
 
             let dmean = dist / (dst.len() as u64);
-            low_u.truncate(0);
-            high_u.truncate(0);
+            low_u.clear();
+            high_u.clear();
             let mut used = vec![false; dst.len()];
             for (i, cluster) in self.clusters.iter().enumerate() {
                 if cluster.dist < dmean {