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Unified Diff: chrome/test/data/webrtc/adapter.js

Issue 23172002: Landing https://codereview.chromium.org/18769010/. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 4 months ago
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Index: chrome/test/data/webrtc/adapter.js
diff --git a/chrome/test/data/webrtc/adapter.js b/chrome/test/data/webrtc/adapter.js
new file mode 100644
index 0000000000000000000000000000000000000000..09352b8f58cd128a11b7f67ed62883b65faef985
--- /dev/null
+++ b/chrome/test/data/webrtc/adapter.js
@@ -0,0 +1,154 @@
+var RTCPeerConnection = null;
+var getUserMedia = null;
+var attachMediaStream = null;
+var reattachMediaStream = null;
+var webrtcDetectedBrowser = null;
+var webrtcDetectedVersion = null;
+
+function trace(text) {
+ // This function is used for logging.
+ if (text[text.length - 1] == '\n') {
+ text = text.substring(0, text.length - 1);
+ }
+ console.log((performance.now() / 1000).toFixed(3) + ": " + text);
+}
+
+if (navigator.mozGetUserMedia) {
+ console.log("This appears to be Firefox");
+
+ webrtcDetectedBrowser = "firefox";
+
+ webrtcDetectedVersion =
+ parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]);
+
+ // The RTCPeerConnection object.
+ RTCPeerConnection = mozRTCPeerConnection;
+
+ // The RTCSessionDescription object.
+ RTCSessionDescription = mozRTCSessionDescription;
+
+ // The RTCIceCandidate object.
+ RTCIceCandidate = mozRTCIceCandidate;
+
+ // Get UserMedia (only difference is the prefix).
+ // Code from Adam Barth.
+ getUserMedia = navigator.mozGetUserMedia.bind(navigator);
+
+ // Creates iceServer from the url for FF.
+ createIceServer = function(url, username, password) {
+ var iceServer = null;
+ var url_parts = url.split(':');
+ if (url_parts[0].indexOf('stun') === 0) {
+ // Create iceServer with stun url.
+ iceServer = { 'url': url };
+ } else if (url_parts[0].indexOf('turn') === 0 &&
+ (url.indexOf('transport=udp') !== -1 ||
+ url.indexOf('?transport') === -1)) {
+ // Create iceServer with turn url.
+ // Ignore the transport parameter from TURN url.
+ var turn_url_parts = url.split("?");
+ iceServer = { 'url': turn_url_parts[0],
+ 'credential': password,
+ 'username': username };
+ }
+ return iceServer;
+ };
+
+ // Attach a media stream to an element.
+ attachMediaStream = function(element, stream) {
+ console.log("Attaching media stream");
+ element.mozSrcObject = stream;
+ element.play();
+ };
+
+ reattachMediaStream = function(to, from) {
+ console.log("Reattaching media stream");
+ to.mozSrcObject = from.mozSrcObject;
+ to.play();
+ };
+
+ // Fake get{Video,Audio}Tracks
+ MediaStream.prototype.getVideoTracks = function() {
+ return [];
+ };
+
+ MediaStream.prototype.getAudioTracks = function() {
+ return [];
+ };
+} else if (navigator.webkitGetUserMedia) {
+ console.log("This appears to be Chrome");
+
+ webrtcDetectedBrowser = "chrome";
+ webrtcDetectedVersion =
+ parseInt(navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)[2]);
+
+ // Creates iceServer from the url for Chrome.
+ createIceServer = function(url, username, password) {
+ var iceServer = null;
+ var url_parts = url.split(':');
+ if (url_parts[0].indexOf('stun') === 0) {
+ // Create iceServer with stun url.
+ iceServer = { 'url': url };
+ } else if (url_parts[0].indexOf('turn') === 0) {
+ if (webrtcDetectedVersion < 28) {
+ // For pre-M28 chrome versions use old TURN format.
+ var url_turn_parts = url.split("turn:");
+ iceServer = { 'url': 'turn:' + username + '@' + url_turn_parts[1],
+ 'credential': password };
+ } else {
+ // For Chrome M28 & above use new TURN format.
+ iceServer = { 'url': url,
+ 'credential': password,
+ 'username': username };
+ }
+ }
+ return iceServer;
+ };
+
+ // The RTCPeerConnection object.
+ RTCPeerConnection = webkitRTCPeerConnection;
+
+ // Get UserMedia (only difference is the prefix).
+ // Code from Adam Barth.
+ getUserMedia = navigator.webkitGetUserMedia.bind(navigator);
+
+ // Attach a media stream to an element.
+ attachMediaStream = function(element, stream) {
+ if (typeof element.srcObject !== 'undefined') {
+ element.srcObject = stream;
+ } else if (typeof element.mozSrcObject !== 'undefined') {
+ element.mozSrcObject = stream;
+ } else if (typeof element.src !== 'undefined') {
+ element.src = URL.createObjectURL(stream);
+ } else {
+ console.log('Error attaching stream to element.');
+ }
+ };
+
+ reattachMediaStream = function(to, from) {
+ to.src = from.src;
+ };
+
+ // The representation of tracks in a stream is changed in M26.
+ // Unify them for earlier Chrome versions in the coexisting period.
+ if (!webkitMediaStream.prototype.getVideoTracks) {
+ webkitMediaStream.prototype.getVideoTracks = function() {
+ return this.videoTracks;
+ };
+ webkitMediaStream.prototype.getAudioTracks = function() {
+ return this.audioTracks;
+ };
+ }
+
+ // New syntax of getXXXStreams method in M26.
+ if (!webkitRTCPeerConnection.prototype.getLocalStreams) {
+ webkitRTCPeerConnection.prototype.getLocalStreams = function() {
+ return this.localStreams;
+ };
+ webkitRTCPeerConnection.prototype.getRemoteStreams = function() {
+ return this.remoteStreams;
+ };
+ }
+} else {
+ console.log("Browser does not appear to be WebRTC-capable");
+}
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