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

3 files changed, 9 insertions, 9 deletions

diff --git a/nihav-itu/src/codecs/h264/mod.rs b/nihav-itu/src/codecs/h264/mod.rs
index 803087c..e23d909 100644
--- a/nihav-itu/src/codecs/h264/mod.rs
+++ b/nihav-itu/src/codecs/h264/mod.rs
@@ -194,7 +194,7 @@ struct H264Decoder {
 fn unescape_nal(src: &[u8], dst: &mut Vec<u8>) -> usize {
     let mut off = 0;
     let mut zrun = 0;
-    dst.truncate(0);
+    dst.clear();
     dst.reserve(src.len());
     while off < src.len() {
         dst.push(src[off]);
diff --git a/nihav-itu/src/codecs/h264/pic_ref.rs b/nihav-itu/src/codecs/h264/pic_ref.rs
index d75d889..17a1b3b 100644
--- a/nihav-itu/src/codecs/h264/pic_ref.rs
+++ b/nihav-itu/src/codecs/h264/pic_ref.rs
@@ -200,8 +200,8 @@ impl FrameRefs {
                     self.long_term.resize(arg1 as usize, None);
                 },
                 5 => {
-                    self.ref_pics.truncate(0);
-                    self.long_term.truncate(0);
+                    self.ref_pics.clear();
+                    self.long_term.clear();
                 },
                 6 => {
                     // assign an long term index to current pic - done elsewhere
@@ -212,13 +212,13 @@ impl FrameRefs {
         Ok(())
     }
     pub fn clear_refs(&mut self) {
-        self.ref_pics.truncate(0);
-        self.long_term.truncate(0);
+        self.ref_pics.clear();
+        self.long_term.clear();
     }
     #[allow(clippy::cognitive_complexity)]
     pub fn select_refs(&mut self, sps: &SeqParameterSet, slice_hdr: &SliceHeader, cur_id: u32) {
-        self.ref_list0.truncate(0);
-        self.ref_list1.truncate(0);
+        self.ref_list0.clear();
+        self.ref_list1.clear();
         let pic_num_mask = if sps.log2_max_frame_num == 16 {
                 0xFFFF
             } else {
diff --git a/nihav-itu/src/codecs/h264/test/raw_demux.rs b/nihav-itu/src/codecs/h264/test/raw_demux.rs
index 3bdbd90..857016d 100644
--- a/nihav-itu/src/codecs/h264/test/raw_demux.rs
+++ b/nihav-itu/src/codecs/h264/test/raw_demux.rs
@@ -10,7 +10,7 @@ struct RawH264Demuxer<'a> {
 }
 
 fn read_nal(src: &mut ByteReader, dst: &mut Vec<u8>) -> DemuxerResult<()> {
-    dst.truncate(0);
+    dst.clear();
     loop {
         let b                           = src.read_byte()?;
         if b == 0 {
@@ -124,7 +124,7 @@ impl<'a> DemuxCore<'a> for RawH264Demuxer<'a> {
         let mut buf: Vec<u8> = Vec::with_capacity(65536);
         if !self.frame_buf.is_empty() {
             put_nal(&mut buf, &self.frame_buf);
-            self.frame_buf.truncate(0);
+            self.frame_buf.clear();
         }
         let strres = strmgr.get_stream(0);
         if strres.is_none() {