Move webrtc/{tools => rtc_tools}

webrtc/tools/loopback_test/adapter.js

-/**
- * 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");
-}