| <!DOCTYPE html> |
| <!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. --> |
| <title>OffscreenCanvas test: 2d.color.space.p3.to.srgb</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/html/canvas/resources/canvas-tests.js"></script> |
| |
| <h1>2d.color.space.p3.to.srgb</h1> |
| <p class="desc">test getImageData with srsb and uint8 from display p3 uint8 canvas</p> |
| |
| |
| <script> |
| 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(); |
| |
| }); |
| </script> |