Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 25 insertions, 0 deletions

diff --git a/third_party/rust/png/benches/decoder.rs b/third_party/rust/png/benches/decoder.rs
new file mode 100644
index 0000000000..7d9cce933c
--- /dev/null
+++ b/third_party/rust/png/benches/decoder.rs
@@ -0,0 +1,25 @@
+#![cfg(feature = "benchmarks")]

+#![feature(test)]

+

+extern crate png;

+extern crate test;

+

+use std::fs::File;

+use std::io::Read;

+

+use png::Decoder;

+

+#[bench]

+fn bench_big(b: &mut test::Bencher) {

+    let mut data = Vec::new();

+    File::open("tests/pngsuite/PngSuite.png").unwrap().read_to_end(&mut data).unwrap();

+    let decoder = Decoder::new(&*data);

+    let (info, _) = decoder.read_info().unwrap();

+    let mut image = vec![0; info.buffer_size()];

+    b.iter(|| {

+        let decoder = Decoder::new(&*data);

+        let (_, mut decoder) = decoder.read_info().unwrap();

+        test::black_box(decoder.next_frame(&mut image)).unwrap();

+    });

+    b.bytes = info.buffer_size() as u64

+}