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// META: global=window,dedicatedworker
// META: script=/webcodecs/videoFrame-utils.js
test(t => {
let fmt = 'I420';
let vfInit = {
format: fmt,
timestamp: 1234,
codedWidth: 3,
codedHeight: 3,
visibleRect: {x: 0, y: 0, width: 3, height: 3},
};
let data = new Uint8Array([
1, 2, 3, 4, 5, 6, 7, 8, 9, // y
1, 2, 3, 4, // u
1, 2, 3, 4, // v
]);
let frame = new VideoFrame(data, vfInit);
assert_equals(frame.format, fmt, 'format');
assert_equals(frame.visibleRect.x, 0, 'visibleRect.x');
assert_equals(frame.visibleRect.y, 0, 'visibleRect.y');
assert_equals(frame.visibleRect.width, 3, 'visibleRect.width');
assert_equals(frame.visibleRect.height, 3, 'visibleRect.height');
frame.close();
}, 'Test I420 VideoFrame construction with odd coded size');
promise_test(async t => {
const init = {
format: 'I420',
timestamp: 0,
codedWidth: 3,
codedHeight: 3,
};
const buf = new Uint8Array([
1, 2, 3, 4, 5, 6, 7, 8, 9, // y
10, 11, 12, 13, // u
14, 15, 16, 17, // v
]);
const expectedLayout = [
{offset: 0, stride: 3},
{offset: 9, stride: 2},
{offset: 13, stride: 2},
];
const frame = new VideoFrame(buf, init);
assert_equals(frame.allocationSize(), buf.length, 'allocationSize()');
const data = new Uint8Array(buf.length);
const layout = await frame.copyTo(data);
assert_layout_equals(layout, expectedLayout);
assert_buffer_equals(data, buf);
}, 'Test I420 copyTo with odd coded size.');
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