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<!DOCTYPE html>
<link rel="match" href="imageBitmapRendering-transferFromImageBitmap-flipped-expected.html" />
<body>
<p>Test whether the imageOrientation "flipY" works when creating an ImageBitmap from the ImageData of a canvas, and then transfered to an ImageBitmapRenderingContext.</p>
<canvas id="canvas" width="300" height="300"></canvas>
</body>
<script>
function drawSquares(ctx) {
ctx.fillStyle = 'red';
ctx.fillRect(0,0,150,150);
ctx.fillStyle = 'green';
ctx.fillRect(150,0,300,150);
ctx.fillStyle = 'blue';
ctx.fillRect(0,150,150,300);
}
async function runTest() {
const canvas_temp = document.createElement('canvas');
canvas_temp.width = 300;
canvas_temp.height = 300;
const ctx_temp = canvas_temp.getContext('2d');
drawSquares(ctx_temp);
const imageSource = ctx_temp.getImageData(0, 0, 300, 300);
const imageOrientation = 'flipY';
imageIDFlipped = await createImageBitmap(imageSource, 0, 0, 300, 300, { imageOrientation });
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('bitmaprenderer');
ctx.transferFromImageBitmap(imageIDFlipped);
}
runTest();
</script>
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