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Test Info: Warnings
- This test has a WPT meta file that expects 9 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /html/canvas/element/manual/wide-gamut-canvas/canvas-display-p3-settings.html - WPT Dashboard Interop Dashboard
<!DOCTYPE HTML>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
// Test that creating canvas contexts and ImageData objects respect the
// requested color space.
for (let contextColorSpace of [undefined, "srgb", "display-p3"]) {
for (let imageDataColorSpace of [undefined, "srgb", "display-p3"]) {
test(function() {
let contextSettings = { };
if (contextColorSpace)
contextSettings.colorSpace = contextColorSpace;
let resolvedContextColorSpace = contextColorSpace || "srgb";
let canvas = document.createElement("canvas");
let ctx = canvas.getContext("2d", contextSettings);
assert_equals(ctx.getContextAttributes().colorSpace, resolvedContextColorSpace, `CanvasRenderingContext2DSettings.colorSpace when set to ${contextColorSpace}`);
let imageDataSettings = { };
if (imageDataColorSpace)
imageDataSettings.colorSpace = imageDataColorSpace;
let resolvedImageDataColorSpace = imageDataColorSpace || resolvedContextColorSpace;
let imageData = ctx.getImageData(0, 0, 1, 1, imageDataSettings);
assert_equals(imageData.colorSpace, resolvedImageDataColorSpace, `getImageData() colorSpace when set to ${imageDataColorSpace}`);
imageData = ctx.createImageData(1, 1, imageDataSettings);
assert_equals(imageData.colorSpace, resolvedImageDataColorSpace, `createImageData() colorSpace when set to ${imageDataColorSpace}`);
imageData = ctx.createImageData(imageData);
assert_equals(imageData.colorSpace, resolvedImageDataColorSpace, `Cloned ImageData colorSpace when set to ${imageDataColorSpace}`);
}, `Context ${contextColorSpace}, ImageData ${imageDataColorSpace}`);
}
}
</script>