857 lines
17 KiB
Rust
857 lines
17 KiB
Rust
use std::{
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fs::remove_file,
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path::{Path, PathBuf},
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};
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use oxipng::{internal_tests::*, *};
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const GRAYSCALE: u8 = 0;
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const RGB: u8 = 2;
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const INDEXED: u8 = 3;
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const GRAYSCALE_ALPHA: u8 = 4;
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const RGBA: u8 = 6;
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fn get_opts(input: &Path) -> (OutFile, oxipng::Options) {
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let mut options = oxipng::Options {
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force: true,
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..Default::default()
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};
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let mut filter = IndexSet::new();
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filter.insert(RowFilter::None);
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options.filter = filter;
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(OutFile::from_path(input.with_extension("out.png")), options)
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}
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fn test_it_converts(
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input: &str,
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filter: RowFilter,
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color_type_in: u8,
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bit_depth_in: BitDepth,
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color_type_out: u8,
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bit_depth_out: BitDepth,
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) {
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let input = PathBuf::from(input);
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let (output, mut opts) = get_opts(&input);
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let png = PngData::new(&input, &opts).unwrap();
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opts.filter = IndexSet::new();
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opts.filter.insert(filter);
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assert_eq!(png.raw.ihdr.color_type.png_header_code(), color_type_in);
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assert_eq!(png.raw.ihdr.bit_depth, bit_depth_in);
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match oxipng::optimize(&InFile::Path(input), &output, &opts) {
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Ok(_) => (),
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Err(x) => panic!("{}", x),
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};
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let output = output.path().unwrap();
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assert!(output.exists());
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let png = match PngData::new(output, &opts) {
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Ok(x) => x,
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Err(x) => {
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remove_file(output).ok();
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panic!("{}", x)
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}
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};
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assert_eq!(png.raw.ihdr.color_type.png_header_code(), color_type_out);
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assert_eq!(png.raw.ihdr.bit_depth, bit_depth_out);
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if let ColorType::Indexed { palette } = &png.raw.ihdr.color_type {
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assert!(palette.len() <= 1 << (png.raw.ihdr.bit_depth as u8));
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}
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remove_file(output).ok();
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}
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#[test]
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fn filter_0_for_rgba_16() {
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test_it_converts(
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"tests/files/filter_0_for_rgba_16.png",
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RowFilter::None,
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RGBA,
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BitDepth::Sixteen,
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RGBA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_1_for_rgba_16() {
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test_it_converts(
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"tests/files/filter_1_for_rgba_16.png",
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RowFilter::Sub,
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RGBA,
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BitDepth::Sixteen,
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RGBA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_2_for_rgba_16() {
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test_it_converts(
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"tests/files/filter_2_for_rgba_16.png",
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RowFilter::Up,
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RGBA,
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BitDepth::Sixteen,
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RGBA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_3_for_rgba_16() {
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test_it_converts(
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"tests/files/filter_3_for_rgba_16.png",
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RowFilter::Average,
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RGBA,
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BitDepth::Sixteen,
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RGBA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_4_for_rgba_16() {
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test_it_converts(
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"tests/files/filter_4_for_rgba_16.png",
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RowFilter::Paeth,
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RGBA,
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BitDepth::Sixteen,
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RGBA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_5_for_rgba_16() {
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test_it_converts(
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"tests/files/filter_5_for_rgba_16.png",
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RowFilter::MinSum,
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RGBA,
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BitDepth::Sixteen,
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RGBA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_0_for_rgba_8() {
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test_it_converts(
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"tests/files/filter_0_for_rgba_8.png",
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RowFilter::None,
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RGBA,
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BitDepth::Eight,
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RGBA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_1_for_rgba_8() {
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test_it_converts(
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"tests/files/filter_1_for_rgba_8.png",
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RowFilter::Sub,
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RGBA,
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BitDepth::Eight,
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RGBA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_2_for_rgba_8() {
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test_it_converts(
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"tests/files/filter_2_for_rgba_8.png",
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RowFilter::Up,
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RGBA,
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BitDepth::Eight,
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RGBA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_3_for_rgba_8() {
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test_it_converts(
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"tests/files/filter_3_for_rgba_8.png",
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RowFilter::Average,
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RGBA,
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BitDepth::Eight,
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RGBA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_4_for_rgba_8() {
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test_it_converts(
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"tests/files/filter_4_for_rgba_8.png",
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RowFilter::Paeth,
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RGBA,
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BitDepth::Eight,
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RGBA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_5_for_rgba_8() {
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test_it_converts(
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"tests/files/filter_5_for_rgba_8.png",
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RowFilter::MinSum,
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RGBA,
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BitDepth::Eight,
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RGBA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_0_for_rgb_16() {
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test_it_converts(
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"tests/files/filter_0_for_rgb_16.png",
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RowFilter::None,
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RGB,
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BitDepth::Sixteen,
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RGB,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_1_for_rgb_16() {
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test_it_converts(
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"tests/files/filter_1_for_rgb_16.png",
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RowFilter::Sub,
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RGB,
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BitDepth::Sixteen,
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RGB,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_2_for_rgb_16() {
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test_it_converts(
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"tests/files/filter_2_for_rgb_16.png",
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RowFilter::Up,
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RGB,
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BitDepth::Sixteen,
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RGB,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_3_for_rgb_16() {
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test_it_converts(
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"tests/files/filter_3_for_rgb_16.png",
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RowFilter::Average,
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RGB,
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BitDepth::Sixteen,
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RGB,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_4_for_rgb_16() {
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test_it_converts(
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"tests/files/filter_4_for_rgb_16.png",
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RowFilter::Paeth,
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RGB,
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BitDepth::Sixteen,
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RGB,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_5_for_rgb_16() {
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test_it_converts(
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"tests/files/filter_5_for_rgb_16.png",
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RowFilter::MinSum,
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RGB,
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BitDepth::Sixteen,
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RGB,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_0_for_rgb_8() {
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test_it_converts(
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"tests/files/filter_0_for_rgb_8.png",
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RowFilter::None,
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RGB,
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BitDepth::Eight,
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RGB,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_1_for_rgb_8() {
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test_it_converts(
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"tests/files/filter_1_for_rgb_8.png",
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RowFilter::Sub,
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RGB,
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BitDepth::Eight,
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RGB,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_2_for_rgb_8() {
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test_it_converts(
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"tests/files/filter_2_for_rgb_8.png",
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RowFilter::Up,
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RGB,
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BitDepth::Eight,
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RGB,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_3_for_rgb_8() {
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test_it_converts(
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"tests/files/filter_3_for_rgb_8.png",
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RowFilter::Average,
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RGB,
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BitDepth::Eight,
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RGB,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_4_for_rgb_8() {
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test_it_converts(
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"tests/files/filter_4_for_rgb_8.png",
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RowFilter::Paeth,
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RGB,
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BitDepth::Eight,
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RGB,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_5_for_rgb_8() {
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test_it_converts(
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"tests/files/filter_5_for_rgb_8.png",
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RowFilter::MinSum,
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RGB,
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BitDepth::Eight,
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RGB,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_0_for_grayscale_alpha_16() {
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test_it_converts(
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"tests/files/filter_0_for_grayscale_alpha_16.png",
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RowFilter::None,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_1_for_grayscale_alpha_16() {
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test_it_converts(
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"tests/files/filter_1_for_grayscale_alpha_16.png",
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RowFilter::Sub,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_2_for_grayscale_alpha_16() {
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test_it_converts(
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"tests/files/filter_2_for_grayscale_alpha_16.png",
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RowFilter::Up,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_3_for_grayscale_alpha_16() {
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test_it_converts(
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"tests/files/filter_3_for_grayscale_alpha_16.png",
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RowFilter::Average,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_4_for_grayscale_alpha_16() {
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test_it_converts(
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"tests/files/filter_4_for_grayscale_alpha_16.png",
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RowFilter::Paeth,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_5_for_grayscale_alpha_16() {
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test_it_converts(
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"tests/files/filter_5_for_grayscale_alpha_16.png",
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RowFilter::MinSum,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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GRAYSCALE_ALPHA,
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BitDepth::Sixteen,
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);
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}
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#[test]
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fn filter_0_for_grayscale_alpha_8() {
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test_it_converts(
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"tests/files/filter_0_for_grayscale_alpha_8.png",
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RowFilter::None,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_1_for_grayscale_alpha_8() {
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test_it_converts(
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"tests/files/filter_1_for_grayscale_alpha_8.png",
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RowFilter::Sub,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_2_for_grayscale_alpha_8() {
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test_it_converts(
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"tests/files/filter_2_for_grayscale_alpha_8.png",
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RowFilter::Up,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_3_for_grayscale_alpha_8() {
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test_it_converts(
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"tests/files/filter_3_for_grayscale_alpha_8.png",
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RowFilter::Average,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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);
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}
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#[test]
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fn filter_4_for_grayscale_alpha_8() {
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test_it_converts(
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"tests/files/filter_4_for_grayscale_alpha_8.png",
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RowFilter::Paeth,
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GRAYSCALE_ALPHA,
|
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BitDepth::Eight,
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GRAYSCALE_ALPHA,
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BitDepth::Eight,
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);
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}
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|
|
#[test]
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fn filter_5_for_grayscale_alpha_8() {
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test_it_converts(
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"tests/files/filter_5_for_grayscale_alpha_8.png",
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RowFilter::MinSum,
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GRAYSCALE_ALPHA,
|
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BitDepth::Eight,
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GRAYSCALE_ALPHA,
|
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BitDepth::Eight,
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);
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}
|
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|
|
#[test]
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fn filter_0_for_grayscale_16() {
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test_it_converts(
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"tests/files/filter_0_for_grayscale_16.png",
|
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RowFilter::None,
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GRAYSCALE,
|
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BitDepth::Sixteen,
|
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GRAYSCALE,
|
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BitDepth::Sixteen,
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);
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}
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|
|
#[test]
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fn filter_1_for_grayscale_16() {
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test_it_converts(
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"tests/files/filter_1_for_grayscale_16.png",
|
|
RowFilter::Sub,
|
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GRAYSCALE,
|
|
BitDepth::Sixteen,
|
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GRAYSCALE,
|
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BitDepth::Sixteen,
|
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);
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}
|
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|
|
#[test]
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fn filter_2_for_grayscale_16() {
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test_it_converts(
|
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"tests/files/filter_2_for_grayscale_16.png",
|
|
RowFilter::Up,
|
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GRAYSCALE,
|
|
BitDepth::Sixteen,
|
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GRAYSCALE,
|
|
BitDepth::Sixteen,
|
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);
|
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}
|
|
|
|
#[test]
|
|
fn filter_3_for_grayscale_16() {
|
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test_it_converts(
|
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"tests/files/filter_3_for_grayscale_16.png",
|
|
RowFilter::Average,
|
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GRAYSCALE,
|
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BitDepth::Sixteen,
|
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GRAYSCALE,
|
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BitDepth::Sixteen,
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);
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}
|
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|
|
#[test]
|
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fn filter_4_for_grayscale_16() {
|
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test_it_converts(
|
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"tests/files/filter_4_for_grayscale_16.png",
|
|
RowFilter::Paeth,
|
|
GRAYSCALE,
|
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BitDepth::Sixteen,
|
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GRAYSCALE,
|
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BitDepth::Sixteen,
|
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);
|
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}
|
|
|
|
#[test]
|
|
fn filter_5_for_grayscale_16() {
|
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test_it_converts(
|
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"tests/files/filter_5_for_grayscale_16.png",
|
|
RowFilter::MinSum,
|
|
GRAYSCALE,
|
|
BitDepth::Sixteen,
|
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GRAYSCALE,
|
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BitDepth::Sixteen,
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);
|
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}
|
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|
|
#[test]
|
|
fn filter_0_for_grayscale_8() {
|
|
test_it_converts(
|
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"tests/files/filter_0_for_grayscale_8.png",
|
|
RowFilter::None,
|
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GRAYSCALE,
|
|
BitDepth::Eight,
|
|
GRAYSCALE,
|
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BitDepth::Eight,
|
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);
|
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}
|
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|
|
#[test]
|
|
fn filter_1_for_grayscale_8() {
|
|
test_it_converts(
|
|
"tests/files/filter_1_for_grayscale_8.png",
|
|
RowFilter::Sub,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_2_for_grayscale_8() {
|
|
test_it_converts(
|
|
"tests/files/filter_2_for_grayscale_8.png",
|
|
RowFilter::Up,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_3_for_grayscale_8() {
|
|
test_it_converts(
|
|
"tests/files/filter_3_for_grayscale_8.png",
|
|
RowFilter::Average,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_4_for_grayscale_8() {
|
|
test_it_converts(
|
|
"tests/files/filter_4_for_grayscale_8.png",
|
|
RowFilter::Paeth,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_5_for_grayscale_8() {
|
|
test_it_converts(
|
|
"tests/files/filter_5_for_grayscale_8.png",
|
|
RowFilter::MinSum,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
GRAYSCALE,
|
|
BitDepth::Eight,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_0_for_palette_4() {
|
|
test_it_converts(
|
|
"tests/files/filter_0_for_palette_4.png",
|
|
RowFilter::None,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_1_for_palette_4() {
|
|
test_it_converts(
|
|
"tests/files/filter_1_for_palette_4.png",
|
|
RowFilter::Sub,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_2_for_palette_4() {
|
|
test_it_converts(
|
|
"tests/files/filter_2_for_palette_4.png",
|
|
RowFilter::Up,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_3_for_palette_4() {
|
|
test_it_converts(
|
|
"tests/files/filter_3_for_palette_4.png",
|
|
RowFilter::Average,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_4_for_palette_4() {
|
|
test_it_converts(
|
|
"tests/files/filter_4_for_palette_4.png",
|
|
RowFilter::Paeth,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_5_for_palette_4() {
|
|
test_it_converts(
|
|
"tests/files/filter_5_for_palette_4.png",
|
|
RowFilter::MinSum,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
INDEXED,
|
|
BitDepth::Four,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_0_for_palette_2() {
|
|
test_it_converts(
|
|
"tests/files/filter_0_for_palette_2.png",
|
|
RowFilter::None,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_1_for_palette_2() {
|
|
test_it_converts(
|
|
"tests/files/filter_1_for_palette_2.png",
|
|
RowFilter::Sub,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_2_for_palette_2() {
|
|
test_it_converts(
|
|
"tests/files/filter_2_for_palette_2.png",
|
|
RowFilter::Up,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_3_for_palette_2() {
|
|
test_it_converts(
|
|
"tests/files/filter_3_for_palette_2.png",
|
|
RowFilter::Average,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_4_for_palette_2() {
|
|
test_it_converts(
|
|
"tests/files/filter_4_for_palette_2.png",
|
|
RowFilter::Paeth,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_5_for_palette_2() {
|
|
test_it_converts(
|
|
"tests/files/filter_5_for_palette_2.png",
|
|
RowFilter::MinSum,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
INDEXED,
|
|
BitDepth::Two,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_0_for_palette_1() {
|
|
test_it_converts(
|
|
"tests/files/filter_0_for_palette_1.png",
|
|
RowFilter::None,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_1_for_palette_1() {
|
|
test_it_converts(
|
|
"tests/files/filter_1_for_palette_1.png",
|
|
RowFilter::Sub,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_2_for_palette_1() {
|
|
test_it_converts(
|
|
"tests/files/filter_2_for_palette_1.png",
|
|
RowFilter::Up,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_3_for_palette_1() {
|
|
test_it_converts(
|
|
"tests/files/filter_3_for_palette_1.png",
|
|
RowFilter::Average,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_4_for_palette_1() {
|
|
test_it_converts(
|
|
"tests/files/filter_4_for_palette_1.png",
|
|
RowFilter::Paeth,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn filter_5_for_palette_1() {
|
|
test_it_converts(
|
|
"tests/files/filter_5_for_palette_1.png",
|
|
RowFilter::MinSum,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
INDEXED,
|
|
BitDepth::One,
|
|
);
|
|
}
|