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
|
// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.color.space.p3.to.srgb
// Description:test getImageData with srsb and uint8 from display p3 uint8 canvas
// Note:
importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");
var t = async_test("test getImageData with srsb and uint8 from display p3 uint8 canvas");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
throw reason;
});
t.step(function() {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d', {colorSpace: "display-p3"});
var color_style = 'rgb(50, 100, 150)';
var pixel_expected = [50, 100, 150, 255];
var epsilon = 2;
ctx.fillStyle = color_style;
ctx.fillRect(0, 0, 10, 10);
var pixel = ctx.getImageData(5, 5, 1, 1, {colorSpace: "srgb", storageFormat: "uint8"}).data;
_assertSame(pixel.length, pixel_expected.length, "pixel.length", "pixel_expected.length");
assert_approx_equals(pixel[0], pixel_expected[0], 2);
assert_approx_equals(pixel[1], pixel_expected[1], 2);
assert_approx_equals(pixel[2], pixel_expected[2], 2);
assert_approx_equals(pixel[3], pixel_expected[3], 2);
t.done();
});
done();
|
