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exr 0.7.1

Read and write OpenEXR files without any unsafe code
Documentation 
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#[macro_use]
extern crate bencher;

extern crate exr;
use exr::image::full::*;

use bencher::Bencher;
use std::io::Cursor;
use exr::image::{read_options, write_options};

/// Write with multicore zip compression
fn write_single_image_parallel(bench: &mut Bencher) {
    let path = "D:/Pictures/openexr/crowskull/crow_rle.exr";
    let image = Image::read_from_file(path, read_options::high()).unwrap();

    bench.iter(||{
        let mut result = Vec::new();
        Image::write_to_buffered(&image, Cursor::new(&mut result), write_options::high()).unwrap();
        bencher::black_box(result);
    })
}

/// Write with singlecore zip compression
fn write_single_image(bench: &mut Bencher) {
    let path = "D:/Pictures/openexr/crowskull/crow_rle.exr";
    let image = Image::read_from_file(path, read_options::high()).unwrap();

    bench.iter(||{
        let mut result = Vec::new();
        Image::write_to_buffered(&image, Cursor::new(&mut result), write_options::low()).unwrap();
        bencher::black_box(result);
    })
}

/// Write with singlecore zip compression
fn write_single_image_uncompressed(bench: &mut Bencher) {
    let path = "D:/Pictures/openexr/crowskull/crow_uncompressed.exr";
    let image = Image::read_from_file(path, read_options::high()).unwrap();

    bench.iter(||{
        let mut result = Vec::new();
        Image::write_to_buffered(&image, Cursor::new(&mut result), write_options::higher()).unwrap();
        bencher::black_box(result);
    })
}

benchmark_group!(write,
    write_single_image_parallel,
    write_single_image_uncompressed,
    write_single_image
);

benchmark_main!(write);