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// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.imageData.createImageBitmap.srgb.rgba.unorm8
// Description:Verify round-trip of 8-bit sRGB data ImageData through ImageBitmap
// Note:
importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");
promise_test(async t => {
var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d', {colorSpace: "srgb", colorType:"float16"});
const expectedColor = [ 32, 64, 128, 255 ];
var imageData = new ImageData(10, 10, {colorSpace:"srgb", pixelFormat:"rgba-unorm8"});
for (let y = 0; y < imageData.height; ++y) {
for (let x = 0; x < imageData.width; ++x) {
for (let c = 0; c < 4; ++c) {
imageData.data[4*(x + y*imageData.width) + c] = expectedColor[c];
}
}
}
var bitmap = await createImageBitmap(imageData);
ctx.drawImage(bitmap, 0, 0);
var pixel = ctx.getImageData(0, 0, 1, 1, {colorSpace:"srgb", pixelFormat:"rgba-unorm8"});
for (let c = 0; c < 4; ++c) {
assert_approx_equals(pixel.data[c], expectedColor[c], 2);
}
}, "Verify round-trip of 8-bit sRGB data ImageData through ImageBitmap");
done();