discord-awesomeaudio/assets/userscript.js

214 lines
7.0 KiB
JavaScript

// From v0.4
navigator.mediaDevices.chromiumGetDisplayMedia =
navigator.mediaDevices.getDisplayMedia;
function sleep(ms) {
return new Promise((resolve) => setTimeout(resolve, ms));
}
const getAudioDevice = async (nameOfAudioDevice) => {
await navigator.mediaDevices.getUserMedia({
audio: true,
});
let audioDevice;
while (audioDevice === undefined) {
let devices = await navigator.mediaDevices.enumerateDevices();
audioDevice = devices.find(({ label }) => label === nameOfAudioDevice);
if (!audioDevice)
console.log(
`dsa: Did not find '${nameOfAudioDevice}', trying again in 100ms`
);
await sleep(100);
}
console.log(`dsa: Found '${nameOfAudioDevice}'`);
return audioDevice;
};
function setGetDisplayMedia(overrideArgs = undefined) {
const getDisplayMedia = async (...args) => {
var id;
try {
let myDiscordAudioSink = await getAudioDevice(
"discord-screenaudio-virtmic"
);
id = myDiscordAudioSink.deviceId;
} catch (error) {
id = "default";
}
let captureSystemAudioStream = await navigator.mediaDevices.getUserMedia({
audio: {
// We add our audio constraints here, to get a list of supported constraints use navigator.mediaDevices.getSupportedConstraints();
// We must capture a microphone, we use default since its the only deviceId that is the same for every Chromium user
deviceId: {
exact: id,
},
// We want auto gain control, noise cancellation and noise suppression disabled so that our stream won't sound bad
autoGainControl: false,
echoCancellation: false,
noiseSuppression: false,
// By default Chromium sets channel count for audio devices to 1, we want it to be stereo in case we find a way for Discord to accept stereo screenshare too
channelCount: 2,
// You can set more audio constraints here, bellow are some examples
//latency: 0,
//sampleRate: 48000,
//sampleSize: 16,
//volume: 1.0
},
});
let [track] = captureSystemAudioStream.getAudioTracks();
const gdm = await navigator.mediaDevices.chromiumGetDisplayMedia(
...(overrideArgs
? [overrideArgs]
: args || [{ video: true, audio: true }])
);
gdm.addTrack(track);
return gdm;
};
navigator.mediaDevices.getDisplayMedia = getDisplayMedia;
}
setGetDisplayMedia();
const clonedElements = [];
const hiddenElements = [];
let wasStreamActive = false;
setInterval(() => {
const streamActive =
document.getElementsByClassName("panel-2ZFCRb activityPanel-9icbyU")
.length > 0;
if (!streamActive && wasStreamActive)
console.log("!discord-screenaudio-stream-stopped");
wasStreamActive = streamActive;
if (streamActive) {
clonedElements.forEach((el) => {
el.remove();
});
clonedElements.length = 0;
hiddenElements.forEach((el) => {
el.style.display = "block";
});
hiddenElements.length = 0;
} else {
for (const el of [
document.getElementsByClassName("actionButtons-2vEOUh")?.[0]?.children[1],
document.querySelector(
".wrapper-3t3Yqv > div > div > div > div > .controlButton-2PMNom"
),
]) {
if (!el) continue;
if (el.classList.contains("discord-screenaudio-cloned")) continue;
el.classList.add("discord-screenaudio-cloned");
elClone = el.cloneNode(true);
elClone.title = "Share Your Screen with Audio";
elClone.addEventListener("click", () => {
console.log("!discord-screenaudio-start-stream");
});
const initialDisplay = el.style.display;
window.discordScreenaudioStartStream = (width, height, frameRate) => {
window.discordScreenaudioResolutionString = `${height}p ${frameRate}FPS`;
setGetDisplayMedia({
audio: true,
video: { width, height, frameRate },
});
el.click();
el.style.display = initialDisplay;
elClone.remove();
};
el.style.display = "none";
el.parentNode.insertBefore(elClone, el);
clonedElements.push(elClone);
hiddenElements.push(el);
}
}
// Add about text in settings
if (
document.getElementsByClassName("dirscordScreenaudioAboutText").length == 0
) {
for (const el of document.getElementsByClassName("info-3pQQBb")) {
let aboutEl;
if (window.discordScreenaudioKXMLGUI) {
aboutEl = document.createElement("a");
aboutEl.addEventListener("click", () => {
console.log("!discord-screenaudio-about");
});
} else {
aboutEl = document.createElement("div");
}
aboutEl.innerText = `discord-screenaudio ${window.discordScreenaudioVersion}`;
aboutEl.style.fontSize = "12px";
aboutEl.style.color = "var(--text-muted)";
aboutEl.style.textTransform = "none";
aboutEl.classList.add("dirscordScreenaudioAboutText");
aboutEl.style.cursor = "pointer";
el.appendChild(aboutEl);
}
}
// Remove stream settings if stream is active
document.getElementById("manage-streams-change-windows")?.remove();
document.querySelector(`[aria-label="Stream Settings"]`)?.remove();
// Add event listener for keybind tab
if (
document
.getElementById("keybinds-tab")
?.getElementsByClassName(
"container-3jbRo5 info-1hMolH fontSize16-3zr6Io browserNotice-1u-Y5o"
).length
) {
const el = document
.getElementById("keybinds-tab")
.getElementsByClassName("children-1xdcWE")[0];
const div = document.createElement("div");
div.style.marginBottom = "50px";
const button = document.createElement("button");
button.classList =
"button-f2h6uQ lookFilled-yCfaCM colorBrand-I6CyqQ sizeSmall-wU2dO- grow-2sR_-F";
button.innerText = "Edit Global Keybinds";
button.addEventListener("click", () => {
console.log("!discord-screenaudio-keybinds");
});
div.appendChild(button);
el.innerHTML = "";
el.appendChild(div);
}
const buttonContainer = document.getElementsByClassName("container-YkUktl")[0];
if (!buttonContainer) {
console.log('dsa: Cannot locate Mute/Deafen/Settings button container, please report this on GitHub');
}
const muteBtn = buttonContainer ? buttonContainer.getElementsByClassName(
"button-12Fmur enabled-9OeuTA button-f2h6uQ lookBlank-21BCro colorBrand-I6CyqQ grow-2sR_-F"
)[0] : null;
window.discordScreenaudioToggleMute = () => muteBtn && muteBtn.click();
const deafenBtn = buttonContainer ? buttonContainer.getElementsByClassName(
"button-12Fmur enabled-9OeuTA button-f2h6uQ lookBlank-21BCro colorBrand-I6CyqQ grow-2sR_-F"
)[1] : null;
window.discordScreenaudioToggleDeafen = () => deafenBtn && deafenBtn.click();
if (window.discordScreenaudioResolutionString) {
for (const el of document.getElementsByClassName(
"qualityIndicator-39wQDy"
)) {
el.innerHTML = window.discordScreenaudioResolutionString;
}
}
}, 500);
// Fix for broken discord notifications after restart
// (https://github.com/maltejur/discord-screenaudio/issues/17)
Notification.requestPermission();