39 lines
1.2 KiB
Rust
39 lines
1.2 KiB
Rust
#[macro_use]
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extern crate bencher;
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extern crate exr;
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use exr::prelude::*;
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use bencher::Bencher;
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use std::fs;
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use std::io::Cursor;
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use exr::image::pixel_vec::PixelVec;
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const PROFILING_REPETITIONS: i32 = 1; // make this 100 for profiling longer periods
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/// This is a suuuper long benchmark, to allow you to hook up a profiler while running it
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/// but this means we don't want it in our normal benchmarks
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fn read_single_image_from_buffer_rgba_f32_as_f16(bench: &mut Bencher) {
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let mut file = fs::read("tests/images/valid/custom/crowskull/crow_uncompressed.exr").unwrap();
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bencher::black_box(&mut file);
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bench.iter(||{
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for _ in 0 .. PROFILING_REPETITIONS {
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let image = exr::prelude::read()
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.no_deep_data().largest_resolution_level()
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.rgba_channels(PixelVec::<(f16,f16,f16,f16)>::constructor, PixelVec::set_pixel)
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.first_valid_layer().all_attributes()
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.non_parallel()
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.from_buffered(Cursor::new(file.as_slice())).unwrap();
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bencher::black_box(image);
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}
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})
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}
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benchmark_group!(profiling,
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read_single_image_from_buffer_rgba_f32_as_f16
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);
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benchmark_main!(profiling); |