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141 lines
4.0 KiB
141 lines
4.0 KiB
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JSWebrtc.Player = (function () {
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"use strict";
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var Player = function (url, options) {
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this.options = options || {};
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if (!url.match(/^webrtc?:\/\//) && !url.match(/^webrtcs?:\/\//)) {
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throw ("JSWebrtc just work with webrtc");
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}
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if (!this.options.video) {
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throw ("VideoElement is null");
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}
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this.urlParams = JSWebrtc.ParseUrl(url);
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this.pc = null;
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this.autoplay = !!options.autoplay || false;
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this.paused = true;
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// set muted for autoplay
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if (this.autoplay)
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this.options.video.muted = true;
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this.startLoading();
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};
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Player.prototype.startLoading = function () {
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var _self = this;
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if (_self.pc) {
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_self.pc.close();
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}
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_self.pc = new RTCPeerConnection(null);
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_self.pc.ontrack = function (event) {
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_self.options.video['srcObject'] = event.streams[0];
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};
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_self.pc.addTransceiver("audio", { direction: "recvonly" });
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_self.pc.addTransceiver("video", { direction: "recvonly" });
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_self.pc.createOffer().then(function (offer) {
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return _self.pc.setLocalDescription(offer).then(function () { return offer; });
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}).then(function (offer) {
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return new Promise(function (resolve, reject) {
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var port = _self.urlParams.port || 1985;
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// @see https://github.com/rtcdn/rtcdn-draft
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var api = _self.urlParams.user_query.play || '/rtc/v1/play/';
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if (api.lastIndexOf('/') != api.length - 1) {
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api += '/';
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}
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var url = 'https://' + _self.urlParams.server + ':' + port + api;
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for (var key in _self.urlParams.user_query) {
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if (key != 'api' && key != 'play') {
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url += '&' + key + '=' + _self.urlParams.user_query[key];
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}
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}
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// @see https://github.com/rtcdn/rtcdn-draft
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var data = {
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api: url, streamurl: _self.urlParams.url, clientip: null, sdp: offer.sdp
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};
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console.log("offer: " + JSON.stringify(data));
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JSWebrtc.HttpPost(url, JSON.stringify(data)).then(function (res) {
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console.log("answer: " + JSON.stringify(res));
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resolve(res.sdp);
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}, function (rej) {
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reject(rej);
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})
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});
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}).then(function (answer) {
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return _self.pc.setRemoteDescription(new RTCSessionDescription({ type: 'answer', sdp: answer }));
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}).catch(function (reason) {
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throw reason;
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});
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if (this.autoplay) {
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this.play();
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}
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};
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Player.prototype.play = function (ev) {
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if (this.animationId) {
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return;
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}
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this.animationId = requestAnimationFrame(this.update.bind(this));
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this.paused = false;
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};
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Player.prototype.pause = function (ev) {
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if (this.paused) {
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return;
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}
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cancelAnimationFrame(this.animationId);
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this.animationId = null;
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this.isPlaying = false;
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this.paused = true;
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this.options.video.pause();
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if (this.options.onPause) {
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this.options.onPause(this);
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}
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};
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Player.prototype.stop = function (ev) {
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this.pause();
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};
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Player.prototype.destroy = function () {
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this.pause();
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this.pc && this.pc.close() && this.pc.destroy();
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this.audioOut && this.audioOut.destroy();
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};
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Player.prototype.update = function () {
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this.animationId = requestAnimationFrame(this.update.bind(this));
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if (this.options.video.readyState < 4) {
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return;
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}
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if (!this.isPlaying) {
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this.isPlaying = true;
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this.options.video.play();
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if (this.options.onPlay) {
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this.options.onPlay(this);
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}
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}
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};
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return Player;
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})();
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