Browse Source
Refactored settings to use the new constraints refresh event to inject the constraints controlled by settings.pull/152/head
Simon Eisenmann
11 years ago
4 changed files with 246 additions and 163 deletions
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@@ -0,0 +1,134 @@
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/* |
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* Spreed WebRTC. |
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* Copyright (C) 2013-2014 struktur AG |
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* |
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* This file is part of Spreed WebRTC. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* |
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*/ |
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define(["jquery", "underscore"], function($, _) { |
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// constraints
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return ["webrtc", "$window", function(webrtc, $window) { |
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var service = this; |
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var Constraints = function(settings) { |
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this.settings = _.clone(settings, true); |
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this.pc = []; |
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this.audio = []; |
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this.video = []; |
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this.videoMandatory = {}; |
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this.screensharing =[]; |
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}; |
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Constraints.prototype.add = function(t, k, v, mandatory) { |
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if (_.isArray(t)) { |
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_.forEach(t, function(x) { |
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this.add(x, k, v, mandatory); |
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}, this); |
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return; |
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} |
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var obj; |
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if (mandatory) { |
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t = t + "Mandatory"; |
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} |
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obj = this[t]; |
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if (!obj) { |
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console.warn("Pushed to unknown constraint", t, k, v, mandatory); |
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} else { |
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if (mandatory) { |
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// Mandatory constraints are key/values.
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obj[k] = v; |
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} else { |
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// Optional constraints are arrays.
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var d = {}; |
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d[k] = v; |
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obj.push(d) |
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} |
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} |
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}; |
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Constraints.prototype.set = function(t, data, mandatory) { |
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if (mandatory) { |
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t = t + "Mandatory"; |
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} |
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if (!this[t]) { |
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console.warn("Set to unknown constraint", t, data, mandatory); |
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} else { |
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this[t] = data; |
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} |
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}; |
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service.e = $({}); // events
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service.mediaConstraints = function(constraints) { |
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webrtc.settings.mediaConstraints.audio = { |
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optional: constraints.audio |
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}; |
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webrtc.settings.mediaConstraints.video = { |
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optional: constraints.video, |
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mandatory: constraints.videoMandatory |
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}; |
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webrtc.settings.screensharing.mediaConstraints.video.optional = constraints.screensharing; |
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}; |
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service.pcConstraints = function(constraints) { |
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webrtc.settings.pcConstraints.optional = constraints.pc; |
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}; |
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// Some default constraints.
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service.e.on("refresh", function(event, constraints) { |
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if ($window.webrtcDetectedBrowser === "chrome") { |
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// NOTE(longsleep): We can always enable SCTP data channels, as we have a workaround
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// using the "active" event for Firefox < 27.
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// SCTP does not work correctly with Chrome 31. Require M32.
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if ($window.webrtcDetectedVersion >= 32) { |
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// SCTP is supported from Chrome M31.
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// No need to pass DTLS constraint as it is on by default in Chrome M31.
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// For SCTP, reliable and ordered is true by default.
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} else { |
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// Chrome < M32 does not yet do DTLS-SRTP by default whereas Firefox only
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// does DTLS-SRTP. In order to get interop, you must supply Chrome
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// with a PC constructor constraint to enable DTLS.
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console.warn("Turning on SCTP combatibility - please update your Chrome."); |
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constraints.add("pc", "DtlsSrtpKeyAgreement", true); |
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} |
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} |
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}); |
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// Public API.
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return { |
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e: service.e, |
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refresh: function(settings) { |
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var constraints = new Constraints(settings); |
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service.e.triggerHandler("refresh", [constraints]); |
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service.mediaConstraints(constraints); |
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service.pcConstraints(constraints); |
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}, |
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turn: function(turnData) { |
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// Set TURN server details.
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service.turn = turnData; |
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}, |
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stun: function(stunData) { |
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service.stun = stunData; |
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} |
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}; |
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}]; |
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}); |
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