sp-streams/dist/convert-video-stream.js

Streamplace Streams for Piping Video Around and Stuff

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _socketEgressStream = require("./socket-egress-stream");

var _socketEgressStream2 = _interopRequireDefault(_socketEgressStream);

var _socketIngressStream = require("./socket-ingress-stream");

var _socketIngressStream2 = _interopRequireDefault(_socketIngressStream);

var _debug = require("debug");

var _debug2 = _interopRequireDefault(_debug);

var _ffmpeg = require("./ffmpeg");

var _ffmpeg2 = _interopRequireDefault(_ffmpeg);

var _stream = require("stream");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var log = (0, _debug2.default)("sp:rtmp-output-stream");

/**
 * { rtmpUrl }
 */

var ConvertVideoStream = function (_Transform) {
  _inherits(ConvertVideoStream, _Transform);

  function ConvertVideoStream() {
    _classCallCheck(this, ConvertVideoStream);

    var _this = _possibleConstructorReturn(this, (ConvertVideoStream.__proto__ || Object.getPrototypeOf(ConvertVideoStream)).call(this));

    _this.socketEgress = new _socketEgressStream2.default();
    _this.socketIngress = new _socketIngressStream2.default();
    _this.socketIngress.on("data", function (chunk) {
      return _this.push(chunk);
    });
    // socketEgress.pipe = socketIngress.pipe.bind(socketIngress);
    var instance = (0, _ffmpeg2.default)().input("anullsrc=channel_layout=stereo:sample_rate=44100").inputFormat("lavfi").input("unix://" + _this.socketEgress.path).videoCodec("libx264").audioCodec("aac").outputOptions(["-keyint_min 120", "-g 120", "-x264-params keyint=120:scenecut=0", "-tag:v avc1"]).outputFormat("mpegts")
    // Video out
    .output("unix://" + _this.socketIngress.path);

    Promise.all([_this.socketEgress.getPath()]).then(function () {
      log("running");
      instance.run();
    });
    return _this;
  }

  _createClass(ConvertVideoStream, [{
    key: "_transform",
    value: function _transform(chunk, encoding, cb) {
      this.socketEgress.write(chunk);
      cb();
    }
  }]);

  return ConvertVideoStream;
}(_stream.Transform);

exports.default = ConvertVideoStream;