Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>

1 files changed, 172 insertions, 0 deletions

diff --git a/vendor/exr/benches/read.rs b/vendor/exr/benches/read.rs
new file mode 100644
index 0000000..634f16e
--- /dev/null
+++ b/vendor/exr/benches/read.rs
@@ -0,0 +1,172 @@
+#[macro_use]
+extern crate bencher;
+
+extern crate exr;
+use exr::prelude::*;
+
+use bencher::Bencher;
+use std::fs;
+use std::io::Cursor;
+use exr::image::pixel_vec::PixelVec;
+
+/// Read uncompressed (always single core)
+fn read_single_image_uncompressed_non_parallel_rgba(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_uncompressed.exr").unwrap();
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        let image = exr::prelude::read()
+            .no_deep_data().largest_resolution_level()
+            .rgba_channels(PixelVec::<(f32,f32,f32,f32)>::constructor, PixelVec::set_pixel)
+            .all_layers().all_attributes()
+            .non_parallel()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read from in-memory in parallel
+fn read_single_image_uncompressed_rgba(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_uncompressed.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        let image = exr::prelude::read()
+            .no_deep_data().largest_resolution_level()
+            .rgba_channels(PixelVec::<(f32,f32,f32,f32)>::constructor, PixelVec::set_pixel)
+            .all_layers().all_attributes()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read with multi-core RLE decompression
+fn read_single_image_rle_all_channels(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_rle.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        let image = exr::prelude::read()
+            .no_deep_data()
+            .largest_resolution_level()
+            .all_channels()
+            .all_layers()
+            .all_attributes()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read without multi-core RLE decompression
+fn read_single_image_rle_non_parallel_all_channels(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_rle.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        // copied from `read_all_flat_layers_from_file` and added `.non_parallel()`
+        let image = exr::prelude::read()
+            .no_deep_data()
+            .largest_resolution_level()
+            .all_channels()
+            .all_layers()
+            .all_attributes()
+            .non_parallel()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read with multi-core RLE decompression
+fn read_single_image_rle_rgba(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_rle.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        let image = exr::prelude::read()
+            .no_deep_data()
+            .largest_resolution_level()
+            .rgba_channels(PixelVec::<(f32,f32,f32,f32)>::constructor, PixelVec::set_pixel)
+            .all_layers()
+            .all_attributes()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read without multi-core RLE decompression
+fn read_single_image_rle_non_parallel_rgba(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_rle.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        // copied from `read_all_flat_layers_from_file` and added `.non_parallel()`
+        let image = exr::prelude::read()
+            .no_deep_data()
+            .largest_resolution_level()
+            .rgba_channels(PixelVec::<(f32,f32,f32,f32)>::constructor, PixelVec::set_pixel)
+            .all_layers()
+            .all_attributes()
+            .non_parallel()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read with multi-core zip decompression
+fn read_single_image_zips_rgba(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_zips.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        let image = exr::prelude::read()
+            .no_deep_data().largest_resolution_level()
+            .rgba_channels(PixelVec::<(f32,f32,f32,f32)>::constructor, PixelVec::set_pixel)
+            .all_layers().all_attributes()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+/// Read without multi-core ZIP decompression
+fn read_single_image_zips_non_parallel_rgba(bench: &mut Bencher) {
+    let mut file = fs::read("tests/images/valid/custom/crowskull/crow_zips.exr").unwrap();
+
+    bench.iter(||{
+        bencher::black_box(&mut file);
+
+        let image = exr::prelude::read()
+            .no_deep_data().largest_resolution_level()
+            .rgba_channels(PixelVec::<(f32,f32,f32,f32)>::constructor, PixelVec::set_pixel)
+            .all_layers().all_attributes()
+            .non_parallel()
+            .from_buffered(Cursor::new(file.as_slice())).unwrap();
+
+        bencher::black_box(image);
+    })
+}
+
+benchmark_group!(read,
+    read_single_image_uncompressed_rgba,
+    read_single_image_uncompressed_non_parallel_rgba,
+    read_single_image_rle_rgba,
+    read_single_image_rle_non_parallel_rgba,
+    read_single_image_rle_all_channels,
+    read_single_image_rle_non_parallel_all_channels,
+    read_single_image_zips_rgba,
+    read_single_image_zips_non_parallel_rgba,
+);
+
+benchmark_main!(read);
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