blob: 76c98081cf8633a48338083610f97fbf2dc67927 [file] [log] [blame]
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<body>
<canvas id="canvas1" width=100px height=100px></canvas>
<video id="video" autoplay width=100px height=100px></video>
<canvas id="canvas2" width=100px height=100px></canvas>
<script src="../../../resources/testharness.js"></script>
<script src="../../../resources/testharnessreport.js"></script>
<script>
var canvas1 = document.getElementById("canvas1");
var canvas2 = document.getElementById("canvas2");
var video = document.getElementById("video");
function validateCanvas(resolve, reject)
{
try {
if (window.internals)
assert_greater_than_equal(numberPrintLines + 1, internals.trackVideoSampleCount);
canvas2.getContext("2d").drawImage(video, 0 ,0);
assert_array_equals(canvas2.getContext("2d").getImageData(0 ,0, 100, 100).data, canvas2.getContext("2d").getImageData(0, 0, 100, 100).data);
} catch(e) {
reject(e);
return;
}
setTimeout(() => { validateCanvas(reject, resolve); }, 5);
}
function checkCanvas(canvas, stream)
{
return new Promise((resolve, reject) => {
video.srcObject = stream;
video.onplay = () => {
validateCanvas(resolve, reject);
setTimeout(resolve, 500);
}
});
}
var numberPrintLines = 0;
var cptr = 0;
function printLine()
{
numberPrintLines++;
var context = canvas1.getContext("2d");
context.fillStyle = "red";
for (var i = 0 ; i < 100; ++i)
context.fillRect(0, 0, 100, 100);
cptr += 5;
if (cptr > 255)
cptr = 0;
context.fillStyle="rgb(0, " + cptr + ", 0)";
context.fillRect(0, 0, 100, 100);
setTimeout(printLine, 100);
}
promise_test((test) => {
var stream = canvas1.captureStream();
assert_false(!!stream.getAudioTracks().length);
assert_true(stream.getVideoTracks().length == 1);
if (window.internals)
internals.observeMediaStreamTrack(stream.getVideoTracks()[0]);
promise = checkCanvas(canvas1, stream);
printLine();
return promise;
}, "captureStream with 2d context drawing");
</script>
</body>
</html>