mediaproxy-webrtc/index.js

WebRTC interface for node-mediaproxy

// Generated by CoffeeScript 1.6.3
(function() {
  var MediaProxyMediaStream, SDP, request;

  SDP = require('sdp');

  request = require('superagent');

  MediaProxyMediaStream = (function() {
    /* Typical @constraints value:
      media:
        address: # IP address of mediaproxy Media
        proxy_base: # base URI for access to MediaProxy
      description:
        type: 'audio'
        formats: [ 3 ] # actually may be GSM, GSM-EFR, or GSM-HR-08; for now GSM
        attributes: [
          ## rtpmap is optional since the format (3) is well-known.
          # { key: 'rtpmap', value: '3 GSM/8000'  }
          { key: 'ptime', value: 20 }
        ]
    */

    function MediaProxyMediaStream(constraints) {
      this.constraints = constraints;
      this.id = new uuid();
    }

    MediaProxyMediaStream.prototype.get = function(success, failure) {
      var options,
        _this = this;
      options = {
        sip_leg: {
          local: {
            address: constraints.media.address,
            port: null
          }
        }
      };
      return request.put("" + this.constraints.media.proxy_base + "/proxy/" + this.id, options, function(err, res) {
        var leg, _ref;
        if (err != null) {
          return failure(err);
        }
        leg = res != null ? (_ref = res.body) != null ? _ref.sip_leg : void 0 : void 0;
        if (leg == null) {
          return failure('Unable to build leg');
        }
        if (leg.error != null) {
          return failure(leg.error);
        }
        _this.description.port = leg.local.port;
        _this.description.numberOfPorts = 1;
        _this.description.proto = 'RTP/AVP';
        _this.description.connection = {
          netType: 'IN',
          addrType: 'IP4',
          address: leg.local.address
        };
        return success(_this);
      });
    };

    MediaProxyMediaStream.prototype.setRemoteSession = function(session, success, failure) {
      var _this = this;
      return mediaproxy.get("" + this.constraints.media.proxy_base + "/proxy/" + this.id, function(err, res) {
        var options, _ref, _ref1, _ref2;
        if (err != null) {
          return failure(err);
        }
        options = res != null ? res.body : void 0;
        if (options == null) {
          return failure('Could not set options');
        }
        if (options.sip_leg == null) {
          options.sip_leg = {};
        }
        options.sip_leg.remote = {
          address: (_ref = (_ref1 = session.connection) != null ? _ref1.address : void 0) != null ? _ref : (_ref2 = _this.description.connection) != null ? _ref2.address : void 0,
          port: first_audio_media.port
        };
        return mediaproxy.put("" + _this.constraints.media.proxy_base + "/proxy/" + _this.id, options, function(err, res) {
          if (err != null) {
            return failure(err);
          }
          return success();
        });
      });
    };

    MediaProxyMediaStream.prototype.stop = function() {
      var _this = this;
      return request["delete"]("" + this.constraints.media.proxy_base + "/proxy/" + this.id, options, function(err, res) {
        if (err != null) {
          throw new Error(err);
        }
      });
    };

    return MediaProxyMediaStream;

  })();

  module.exports = {
    getUserMedia: function(constraints, success, failure) {
      var media;
      media = new MediaProxyMediaStream(constraints);
      return media.get(success, failure);
    },
    RTCPeerConnection: require('rtc-peer-connection'),
    RTCSessionDescription: require('rtc-session-description'),
    isSupported: true
  };

}).call(this);

/*
//@ sourceMappingURL=index.map
*/