<!DOCTYPE html>
<title>Test batch copyTo() performance with VideoFrame from canvas</title>
<script src="../resources/runner.js"></script>
<script src="videoFrame-utils.js"></script>
<script src="copyTo-test.js"></script>
<canvas id="canvas" width="1280" height="720"></canvas>
<script>
(async function() {
const canvas = document.querySelector('canvas');
const ctx = canvas.getContext('2d');
let frames = [];
// Sufficient number of frames to exercise parallelism as much as possible
// without making the test too slow.
const number_of_frames_to_copy = 20;
for (let i = 0; i < number_of_frames_to_copy; i++) {
await waitForNextFrame();
fourColorsFrame(ctx, canvas.width, canvas.height, i.toString(2));
ctx.clearRect(0, 0, canvas.width, canvas.height);
let frame = new VideoFrame(canvas, {timestamp: i});
frames.push(frame);
}
runBatchCopyToTest(
frames, "CPU time for batch copyTo() w/ VideoFrames from canvas");
})();
</script>