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Implement local media casting

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hensm
2018-07-19 23:55:04 +01:00
parent 27b5409535
commit 0e4f47e3e5
5 changed files with 150 additions and 10967 deletions
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61
ext/src/mediaCast.js
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@@ -7,7 +7,35 @@ let logMessage;
let session;
let currentMedia;
let mediaElement = document.querySelector(`[src="${srcUrl}"]`);
const isLocalFile = window.location.protocol === "file:";
const mediaElement = isLocalFile
? document.querySelector("video, audio")
: document.querySelector(`[src="${srcUrl}"]`);
window.addEventListener("beforeunload", () => {
browser.runtime.sendMessage({
subject: "bridge:stopHttpServer"
});
});
function getLocalAddress () {
const pc = new RTCPeerConnection();
pc.createDataChannel(null);
pc.createOffer().then(pc.setLocalDescription.bind(pc));
return new Promise((resolve, reject) => {
pc.addEventListener("icecandidate", ev => {
if (ev.candidate) {
resolve(ev.candidate.candidate.split(" ")[4]);
}
});
pc.addEventListener("error", ev => {
reject();
});
});
}
// TODO: Fix this broken mess
let ignoreMediaEvents = false;
@@ -88,12 +116,39 @@ mediaElement.addEventListener("volumechange", () => {
});
function onRequestSessionSuccess (session_) {
async function onRequestSessionSuccess (session_) {
logMessage("onRequestSessionSuccess");
session = session_;
const mediaUrl = new URL(srcUrl);
let mediaUrl = new URL(srcUrl);
// TODO: Get from extension settings
const port = 9555;
if (isLocalFile) {
await new Promise((resolve, reject) => {
browser.runtime.sendMessage({
subject: "bridge:startHttpServer"
, data: {
filePath: decodeURI(mediaUrl.pathname)
, port
}
});
browser.runtime.onMessage.addListener(function onMessage (message) {
if (message.subject === "mediaCast:httpServerStarted") {
browser.runtime.onMessage.removeListener(onMessage);
resolve();
}
});
});
// Address of local HTTP server
mediaUrl = new URL(`http://${await getLocalAddress()}:${port}/`);
}
const mediaInfo = new chrome.cast.media.MediaInfo(mediaUrl.href);
// Media metadata (title/poster)