25 lines
642 B
HTML
25 lines
642 B
HTML
<!DOCTYPE html>
|
|
|
|
<html lang="en">
|
|
<head>
|
|
<title>Cross-Domain image transfer test</title>
|
|
</head>
|
|
<script type="text/javascript" charset="utf-8">
|
|
|
|
function receiver(e) {
|
|
var dstCanvas = document.createElement('canvas');
|
|
dstCanvas.width = e.data.image.width
|
|
dstCanvas.height = e.data.image.height
|
|
var dstCtx = dstCanvas.getContext('2d');
|
|
dstCtx.drawImage(e.data.image, 0, 0)
|
|
var imgData = dstCtx.getImageData(0, 0, dstCanvas.height, dstCanvas.width);
|
|
|
|
result = JSON.stringify(imgData.data);
|
|
e.source.postMessage(result, "*");
|
|
}
|
|
|
|
addEventListener('message', receiver, false);
|
|
</script>
|
|
<body>
|
|
</body>
|
|
</html>
|