1 files changed, 211 insertions, 0 deletions
diff --git a/chromium/third_party/webrtc/tools/loopback_test/adapter.js b/chromium/third_party/webrtc/tools/loopback_test/adapter.js
new file mode 100644
index 00000000000..6c2bd04d47e
--- /dev/null
+++ b/chromium/third_party/webrtc/tools/loopback_test/adapter.js
@@ -0,0 +1,211 @@
+/**
+ * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS.  All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+// This file is cloned from samples/js/base/adapter.js
+// Modify the original and do new copy instead of doing changes here.
+
+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);
+}
+function maybeFixConfiguration(pcConfig) {
+  if (pcConfig == null) {
+    return;
+  }
+  for (var i = 0; i < pcConfig.iceServers.length; i++) {
+    if (pcConfig.iceServers[i].hasOwnProperty('urls')){
+      pcConfig.iceServers[i]['url'] = pcConfig.iceServers[i]['urls'];
+      delete pcConfig.iceServers[i]['urls'];
+    }
+  }
+}
+
+if (navigator.mozGetUserMedia) {
+  console.log("This appears to be Firefox");
+
+  webrtcDetectedBrowser = "firefox";
+
+  webrtcDetectedVersion =
+           parseInt(navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1], 10);
+
+  // The RTCPeerConnection object.
+  var RTCPeerConnection = function(pcConfig, pcConstraints) {
+    // .urls is not supported in FF yet.
+    maybeFixConfiguration(pcConfig);
+    return new mozRTCPeerConnection(pcConfig, pcConstraints);
+  }
+
+  // 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);
+  navigator.getUserMedia = getUserMedia;
+
+  // 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) {
+      if (webrtcDetectedVersion < 27) {
+        // Create iceServer with turn url.
+        // Ignore the transport parameter from TURN url for FF version <=27.
+        var turn_url_parts = url.split("?");
+        // Return null for createIceServer if transport=tcp.
+        if (turn_url_parts.length === 1 ||
+            turn_url_parts[1].indexOf('transport=udp') === 0) {
+          iceServer = {'url': turn_url_parts[0],
+                       'credential': password,
+                       'username': username};
+        }
+      } else {
+        // FF 27 and above supports transport parameters in TURN url,
+        // So passing in the full url to create iceServer.
+        iceServer = {'url': url,
+                     'credential': password,
+                     'username': username};
+      }
+    }
+    return iceServer;
+  };
+
+  createIceServers = function(urls, username, password) {
+    var iceServers = [];
+    // Use .url for FireFox.
+    for (i = 0; i < urls.length; i++) {
+      var iceServer = createIceServer(urls[i],
+                                      username,
+                                      password);
+      if (iceServer !== null) {
+        iceServers.push(iceServer);
+      }
+    }
+    return iceServers;
+  }
+
+  // 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
+  if (!MediaStream.prototype.getVideoTracks) {
+    MediaStream.prototype.getVideoTracks = function() {
+      return [];
+    };
+  }
+
+  if (!MediaStream.prototype.getAudioTracks) {
+    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], 10);
+
+  // Creates iceServer from the url for Chrome M33 and earlier.
+  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) {
+      // Chrome M28 & above uses below TURN format.
+      iceServer = {'url': url,
+                   'credential': password,
+                   'username': username};
+    }
+    return iceServer;
+  };
+
+  // Creates iceServers from the urls for Chrome M34 and above.
+  createIceServers = function(urls, username, password) {
+    var iceServers = [];
+    if (webrtcDetectedVersion >= 34) {
+      // .urls is supported since Chrome M34.
+      iceServers = {'urls': urls,
+                    'credential': password,
+                    'username': username };
+    } else {
+      for (i = 0; i < urls.length; i++) {
+        var iceServer = createIceServer(urls[i],
+                                        username,
+                                        password);
+        if (iceServer !== null) {
+          iceServers.push(iceServer);
+        }
+      }
+    }
+    return iceServers;
+  };
+
+  // The RTCPeerConnection object.
+  var RTCPeerConnection = function(pcConfig, pcConstraints) {
+    // .urls is supported since Chrome M34.
+    if (webrtcDetectedVersion < 34) {
+      maybeFixConfiguration(pcConfig);
+    }
+    return new webkitRTCPeerConnection(pcConfig, pcConstraints);
+  }
+
+  // Get UserMedia (only difference is the prefix).
+  // Code from Adam Barth.
+  getUserMedia = navigator.webkitGetUserMedia.bind(navigator);
+  navigator.getUserMedia = getUserMedia;
+
+  // 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;
+  };
+} else {
+  console.log("Browser does not appear to be WebRTC-capable");
+}