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<!DOCTYPE html>
<html>
<head><meta charset="UTF-8"></head>
<body>
<div id="message"></div>
<script>
// Specifies whether we are using fake streams to run this automation
var useFakeStreams = true;
try {
var audioDevice = SpecialPowers.getCharPref("media.audio_loopback_dev");
var videoDevice = SpecialPowers.getCharPref("media.video_loopback_dev");
dump("TEST DEVICES: Using media devices:\n");
dump("audio: " + audioDevice + "\nvideo: " + videoDevice + "\n");
useFakeStreams = false;
} catch (e) {
dump("TEST DEVICES: No test devices found (in media.{audio,video}_loopback_dev, using fake streams.\n");
useFakeStreams = true;
}
function message(m) {
document.getElementById("message").innerHTML += `${m}<br>`;
top.postMessage(m, "*");
}
var gStreams = [];
var gVideoEvents = [];
var gAudioEvents = [];
async function requestDevice(aAudio, aVideo, aShare, aBadDevice = false) {
const opts = {video: aVideo, audio: aAudio};
if (aShare) {
opts.video = { mediaSource: aShare };
SpecialPowers.wrap(document).notifyUserGestureActivation();
}
if (useFakeStreams) {
opts.fake = true;
}
if (aVideo && aBadDevice) {
opts.video = {
deviceId: "bad device",
};
opts.fake = true;
}
if (aAudio && aBadDevice) {
opts.audio = {
deviceId: "bad device",
};
opts.fake = true;
}
try {
const stream = await navigator.mediaDevices.getUserMedia(opts)
gStreams.push(stream);
const videoTrack = stream.getVideoTracks()[0];
if (videoTrack) {
for (const name of ["mute", "unmute", "ended"]) {
videoTrack.addEventListener(name, () => gVideoEvents.push(name));
}
}
const audioTrack = stream.getAudioTracks()[0];
if (audioTrack) {
for (const name of ["mute", "unmute", "ended"]) {
audioTrack.addEventListener(name, () => gAudioEvents.push(name));
}
}
message("ok");
} catch (err) {
message("error: " + err);
}
}
let selectedAudioOutputId;
async function requestAudioOutput(options = {}) {
const audioOutputOptions = options.requestSameDevice && {
deviceId: selectedAudioOutputId,
};
SpecialPowers.wrap(document).notifyUserGestureActivation();
try {
({ deviceId: selectedAudioOutputId } =
await navigator.mediaDevices.selectAudioOutput(audioOutputOptions));
message("ok");
} catch (err) {
message("error: " + err);
}
}
message("pending");
function stopTracks(aKind) {
for (let stream of gStreams) {
for (let track of stream.getTracks()) {
if (track.kind == aKind) {
track.stop();
stream.removeTrack(track);
}
}
}
gStreams = gStreams.filter(s => !!s.getTracks().length);
if (aKind == "video") {
gVideoEvents = [];
} else if (aKind == "audio") {
gAudioEvents = [];
}
}
function closeStream() {
for (let stream of gStreams) {
for (let track of stream.getTracks()) {
track.stop();
}
}
gStreams = [];
gVideoEvents = [];
gAudioEvents = [];
message("closed");
}
</script>
</body>
</html>
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