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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /webrtc-encoded-transform/script-audio-transform.https.html - WPT Dashboard Interop Dashboard
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src=/resources/testdriver.js></script>
<script src=/resources/testdriver-vendor.js></script>
<script src='../mediacapture-streams/permission-helper.js'></script>
</head>
<body>
<video id="video" autoplay playsInline></video>
<script src="routines.js"></script>
<script>
function waitForMessage(test, port, data)
{
let gotMessage;
const promise = new Promise((resolve, reject) => {
gotMessage = resolve;
test.step_timeout(() => { reject("did not get " + data) }, 5000);
});
port.onmessage = event => {
if (event.data === data)
gotMessage();
};
return promise;
}
promise_test(async (test) => {
worker = new Worker("script-audio-transform-worker.js");
const data = await new Promise(resolve => worker.onmessage = (event) => resolve(event.data));
assert_equals(data, "registered");
await setMediaPermission("granted", ["microphone"]);
const localStream = await navigator.mediaDevices.getUserMedia({audio: true});
const senderChannel = new MessageChannel;
const receiverChannel = new MessageChannel;
const senderTransform = new RTCRtpScriptTransform(worker, {name:'MockRTCRtpTransform', mediaType:'audio', side:'sender', port:senderChannel.port2}, [senderChannel.port2]);
const receiverTransform = new RTCRtpScriptTransform(worker, {name:'MockRTCRtpTransform', mediaType:'audio', side:'receiver', port:receiverChannel.port2}, [receiverChannel.port2]);
senderTransform.port = senderChannel.port1;
receiverTransform.port = receiverChannel.port1;
promise1 = waitForMessage(test, senderTransform.port, "started audio sender");
promise2 = waitForMessage(test, receiverTransform.port, "started audio receiver");
const stream = await new Promise((resolve, reject) => {
createConnections(test, (firstConnection) => {
sender = firstConnection.addTrack(localStream.getAudioTracks()[0], localStream);
sender.transform = senderTransform;
}, (secondConnection) => {
secondConnection.ontrack = (trackEvent) => {
receiver = trackEvent.receiver;
receiver.transform = receiverTransform;
resolve(trackEvent.streams[0]);
};
});
test.step_timeout(() => reject("Test timed out"), 5000);
});
await promise1;
await promise2;
video.srcObject = stream;
return video.play();
});
</script>
</body>
</html>