1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
<!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>
|
