From ec31104f50229d05633251c44cace8384e67cd5f Mon Sep 17 00:00:00 2001
From: Andrew Cross <Andrew.Cross@irco.com>
Date: Thu, 19 Mar 2015 11:57:54 -0600
Subject: [PATCH 1/3] use bower to grab runtime dependencies. create a build
 path and example for using mpegts as an external library

---
 .gitignore        |   1 +
 README.md         |   9 +-
 bower.json        |  26 ++
 browser.js        |   2 +-
 dist/hlsplayer.js | 160 ++++++++
 dist/worker.js    |   1 +
 gulpfile.js       |  48 +++
 index-lib.html    |  29 ++
 index.html        |   1 +
 lib/async.js      | 955 ----------------------------------------------
 lib/require.js    |  36 --
 package.json      |   8 +-
 require-config.js |  20 +
 worker-lib.js     | 149 ++++++++
 worker-main.js    |   8 +
 worker.js         |  28 +-
 16 files changed, 463 insertions(+), 1018 deletions(-)
 create mode 100644 bower.json
 create mode 100644 dist/hlsplayer.js
 create mode 100644 dist/worker.js
 create mode 100644 gulpfile.js
 create mode 100644 index-lib.html
 delete mode 100644 lib/async.js
 delete mode 100644 lib/require.js
 create mode 100644 require-config.js
 create mode 100644 worker-lib.js
 create mode 100644 worker-main.js

diff --git a/.gitignore b/.gitignore
index 6684c76..580bf9e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /.idea
 /node_modules
+/bower_components
diff --git a/README.md b/README.md
index e359562..d3ed75d 100644
--- a/README.md
+++ b/README.md
@@ -36,4 +36,11 @@ Can I use it in Node.js?
 
 What license is it issued under?
 --------------------------------
-It's regular [MIT license](MIT-license.txt).
\ No newline at end of file
+It's regular [MIT license](MIT-license.txt).
+
+Running locally and building as a library
+--------------------------------
+* Install development dependencies using `npm install`
+* Install runtime dependencies using `bower install`
+* Build the the library and open the demo by simply running `gulp`
+* For an example of using the library, see index-lib.html
diff --git a/bower.json b/bower.json
new file mode 100644
index 0000000..f84b624
--- /dev/null
+++ b/bower.json
@@ -0,0 +1,26 @@
+{
+  "name": "mpegts_to_mp4",
+  "version": "1.0.1",
+  "homepage": "https://github.com/RReverser/mpegts",
+  "authors": [
+    "Ingvar Stepanyan <me@rreverser.com> (http://rreverser.com/)"
+  ],
+  "main": "dist/hlsplayer.js",
+  "license": "MIT",
+  "ignore": [
+    "**/.*",
+    "node_modules",
+    "bower_components",
+    "test",
+    "tests"
+  ],
+  "dependencies": {
+    "jbinary": "~2.1.2",
+    "jdataview": "~2.5.0",
+    "async": "~0.9.2"
+  },
+  "devDependencies": {
+    "requirejs": "~2.1.16",
+    "almond": "~0.3.1"
+  }
+}
diff --git a/browser.js b/browser.js
index 0d8fb29..a4c5b2f 100644
--- a/browser.js
+++ b/browser.js
@@ -7,7 +7,7 @@
 	// preconfiguration using <script>'s data-attributes values
 	var scripts = document.getElementsByTagName('script'),
 		script = scripts[scripts.length - 1],
-		worker = new Worker('worker.js'),
+		worker = new Worker('worker-main.js'),
 		nextIndex = 0,
 		sentVideos = 0,
 		currentVideo = null,
diff --git a/dist/hlsplayer.js b/dist/hlsplayer.js
new file mode 100644
index 0000000..f887186
--- /dev/null
+++ b/dist/hlsplayer.js
@@ -0,0 +1,160 @@
+(function(root, factory) {
+  if (typeof define === 'function' && define.amd) {
+    define([], factory);
+  } else if (typeof exports === 'object') {
+    module.exports = factory();
+  } else {
+    root.HLSPlayer = factory();
+  }
+}(this, function() {
+'use strict';
+
+function HLSPlayer(canvas, manifestUrl, options) {
+  options = options || {};
+
+  var workerSrc = 'var requirejs,require,define;(function(e){function h(e,t){return f.call(e,t)}function p(e,t){var n,r,i,s,o,a,f,l,h,p,d,v=t&&t.split("/"),m=u.map,g=m&&m["*"]||{};if(e&&e.charAt(0)===".")if(t){e=e.split("/"),o=e.length-1,u.nodeIdCompat&&c.test(e[o])&&(e[o]=e[o].replace(c,"")),e=v.slice(0,v.length-1).concat(e);for(h=0;h<e.length;h+=1){d=e[h];if(d===".")e.splice(h,1),h-=1;else if(d===".."){if(h===1&&(e[2]===".."||e[0]===".."))break;h>0&&(e.splice(h-1,2),h-=2)}}e=e.join("/")}else e.indexOf("./")===0&&(e=e.substring(2));if((v||g)&&m){n=e.split("/");for(h=n.length;h>0;h-=1){r=n.slice(0,h).join("/");if(v)for(p=v.length;p>0;p-=1){i=m[v.slice(0,p).join("/")];if(i){i=i[r];if(i){s=i,a=h;break}}}if(s)break;!f&&g&&g[r]&&(f=g[r],l=h)}!s&&f&&(s=f,a=l),s&&(n.splice(0,a,s),e=n.join("/"))}return e}function d(t,r){return function(){var i=l.call(arguments,0);return typeof i[0]!="string"&&i.length===1&&i.push(null),n.apply(e,i.concat([t,r]))}}function v(e){return function(t){return 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+  var worker = new Worker( URL.createObjectURL(new Blob([workerSrc])) );
+
+  var nextIndex = 0;
+  var sentVideos = 0;
+  var currentVideo = null;
+  var videos = [];
+  var lastOriginal;
+  var context = canvas.getContext('2d');
+
+  canvas.play = function() { if(currentVideo) currentVideo.play(); };
+  canvas.pause = function() { if(currentVideo) currentVideo.pause(); };
+
+  // drawing new frame
+  function nextFrame() {
+    if (currentVideo.paused || currentVideo.ended) {
+      return;
+    }
+    context.drawImage(currentVideo, 0, 0);
+    requestAnimationFrame(nextFrame);
+  }
+
+  worker.addEventListener('message', function (event) {
+    var data = event.data, descriptor = '#' + data.index + ': ' + data.original;
+
+    switch (data.type) {
+      // worker is ready to convert
+      case 'ready':
+        getMore();
+        return;
+
+      // got debug message from worker
+      case 'debug':
+        Function.prototype.apply.call(console[data.action], console, data.args);
+        return;
+
+      // got new converted MP4 video data
+      case 'video':
+        var video = document.createElement('video'), source = document.createElement('source');
+        source.type = 'video/mp4';
+        video.appendChild(source);
+
+        video.addEventListener('loadedmetadata', function () {
+          if (canvas.width !== this.videoWidth || canvas.height !== this.videoHeight) {
+            canvas.width = this.width = this.videoWidth;
+            canvas.height = this.height = this.videoHeight;
+          }
+        });
+
+        video.addEventListener('play', function () {
+          if (currentVideo !== this) {
+            if (!currentVideo) {
+              if(!options.autoplay)
+                this.pause();
+
+              if(typeof(options.canplay) == "function")
+                options.canplay.call(this);
+            }
+
+            currentVideo = this;
+            nextIndex++;
+            if (sentVideos - nextIndex <= 1) {
+              getMore();
+            }
+          }
+          nextFrame();
+        });
+
+        video.addEventListener('ended', function () {
+          delete videos[nextIndex - 1];
+          if (nextIndex in videos) {
+            videos[nextIndex].play();
+          }
+        });
+        if (video.src.slice(0, 5) === 'blob:') {
+          video.addEventListener('ended', function () {
+            URL.revokeObjectURL(this.src);
+          });
+        }
+
+        video.src = source.src = data.url;
+        video.load();
+
+        (function canplaythrough() {
+          videos[data.index] = this;
+          if ((!currentVideo || currentVideo.ended) && data.index === nextIndex) {
+            this.play();
+          }
+        }).call(video);
+
+        return;
+    }
+  });
+
+  // relative URL resolver
+  var resolveURL = (function () {
+    var doc = document,
+      old_base = doc.getElementsByTagName('base')[0],
+      old_href = old_base && old_base.href,
+      doc_head = doc.head || doc.getElementsByTagName('head')[0],
+      our_base = old_base || doc.createElement('base'),
+      resolver = doc.createElement('a'),
+      resolved_url;
+
+    return function (base_url, url) {
+      old_base || doc_head.appendChild(our_base);
+
+      our_base.href = base_url;
+      resolver.href = url;
+      resolved_url  = resolver.href; // browser magic at work here
+
+      old_base ? old_base.href = old_href : doc_head.removeChild(our_base);
+
+      return resolved_url;
+    };
+  })();
+
+  function getMore() {
+    var ajax = new XMLHttpRequest();
+    ajax.addEventListener('load', function () {
+      var originals =
+        this.responseText
+        .split(/\r?\n/)
+        .filter(RegExp.prototype.test.bind(/\.ts$/))
+        .map(resolveURL.bind(null, manifestUrl));
+
+      originals = originals.slice(originals.lastIndexOf(lastOriginal) + 1);
+      lastOriginal = originals[originals.length - 1];
+
+      worker.postMessage(originals.map(function (url, index) {
+        return {url: url, index: sentVideos + index};
+      }));
+
+      sentVideos += originals.length;
+
+      //console.log('asked for ' + originals.length + ' more videos');
+    });
+    ajax.open('GET', manifestUrl, true);
+    ajax.send();
+  }
+
+  return canvas;
+
+};
+return HLSPlayer;
+}));
diff --git a/dist/worker.js b/dist/worker.js
new file mode 100644
index 0000000..7ba9c17
--- /dev/null
+++ b/dist/worker.js
@@ -0,0 +1 @@
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this.baseRead()}catch(t){this.binary.seek(e),this.binary.view.alignBy()}}}),{data:["blob",function(){return this.binary.getContext("_end")._end-this.binary.tell()}]}]}}),function(e,t){typeof define=="function"&&define.amd?define("mpegts_to_mp4/adts",[],t):typeof exports=="object"?module.exports=t():e.ADTS=t()}(this,function(){return{ADTSPacket:{_start:function(){return this.binary.tell()},_syncWord:["const",12,4095,!0],version:["enum",1,["mpeg-4","mpeg-2"]],layer:["const",2,0],isProtectionAbsent:1,profileMinusOne:2,samplingFreq:["enum",4,[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350]],_privateStream:1,channelConfig:3,_reserved:4,frameLength:13,bufferFullness:11,aacFramesCountMinusOne:2,data:["blob",function(e){return e.frameLength-(this.binary.tell()-e._start)}]}}}),function(e,t){typeof define=="function"&&define.amd?define("mpegts_to_mp4/index",["jdataview","jbinary","./mp4","./h264","./pes","./adts"],t):typeof 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I=a.tell(),q=v.tell(),R=[],U,z=0;v.seek(0);while(v.tell()<q)U=v.read("ADTSPacket"),R.push(U.data.length),U.data.length>z&&(z=U.data.length),a.writeBytes(U.data);var W=new t(a.byteLength,n),X=[{atoms:{tkhd:[{version:0,flags:15,track_ID:1,duration:H,layer:0,alternate_group:0,volume:1,matrix:{a:1,b:0,x:0,c:0,d:1,y:0,u:0,v:0,w:1},dimensions:{horz:N,vert:C}}],mdia:[{atoms:{mdhd:[{version:0,flags:0,timescale:9e4,duration:H,lang:"und"}],hdlr:[{version:0,flags:0,handler_type:"vide",name:"VideoHandler"}],minf:[{atoms:{vmhd:[{version:0,flags:1,graphicsmode:0,opcolor:{r:0,g:0,b:0}}],dinf:[{atoms:{dref:[{version:0,flags:0,entries:[{type:"url 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n||(n[r]={sum:0,count:0,valueOf:function(){return this.sum/this.count}}),n[r].sum+=i,n[r].count++,this.log(r+": "+i+" ms"),delete t[r]}}.call(console,typeof performance!="undefined"&&"now"in performance?performance:Date),define("consoleTime",["consoleWorker"],function(e){return function(){var t,n;return t||e.console}}(this)),require(["async","jbinary","./mpegts_to_mp4/mpegts","./mpegts_to_mp4/index","consoleTime","consoleWorker"],function(e,t,n,r){addEventListener("message",function(i){e.eachSeries(i.data,function(e,i){t.load(e.url,n,function(t,n){i(t);if(t)return;console.time("convert");var s=r(n);console.timeEnd("convert"),postMessage({type:"video",index:e.index,original:e.url,url:s.toURI("video/mp4")})})})}),postMessage({type:"ready"})}),define("worker",function(){});
\ No newline at end of file
diff --git a/gulpfile.js b/gulpfile.js
new file mode 100644
index 0000000..38e6409
--- /dev/null
+++ b/gulpfile.js
@@ -0,0 +1,48 @@
+var gulp = require("gulp");
+var rename = require("gulp-rename");
+var umd = require("gulp-umd");
+var server = require("gulp-server-livereload");
+var fileInsert = require("gulp-file-insert");
+var requirejs = require('requirejs');
+
+gulp.task("build", function(){
+  // build the worker as a self-contained module
+  var config = {
+    baseUrl: ".",
+    name: "bower_components/almond/almond",
+    include: ["worker"],
+    mainConfigFile: "require-config.js",
+    preserveLicenseComments: false,
+    out: "dist/worker.js"
+  };
+  requirejs.optimize(config,
+    function (output){ },
+    function(err) { console.log(err); }
+  );
+
+  // insert the source code of the worker into the library
+  gulp.src('./worker-lib.js')
+    .pipe(fileInsert({
+      "/* WORKER_SOURCE_GOES_HERE */": config.out,
+    }))
+    .pipe(rename("hlsplayer.js"))
+    .pipe(umd({
+      exports: function(file) { return "HLSPlayer" },
+      namespace: function(file) { return "HLSPlayer" }
+    }))
+    .pipe(gulp.dest("./dist/"));
+});
+
+
+gulp.task("webserver", function() {
+  gulp.src(".")
+    .pipe(server({
+      host: "0.0.0.0",
+      defaultFile: "index.html",
+      livereload: true,
+      open: true
+    }));
+});
+
+
+gulp.task("default", ["build","webserver"]);
\ No newline at end of file
diff --git a/index-lib.html b/index-lib.html
new file mode 100644
index 0000000..958d568
--- /dev/null
+++ b/index-lib.html
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>HLS converter and player demo</title>
+  <script src="dist/hlsplayer.js"></script>
+</head>
+<body >
+  <canvas id="canvas"></canvas>
+
+  <div>
+    <button onclick="canvas.play()">Play</button>
+    <button onclick="canvas.pause()">Pause</button>
+  </div>
+
+  <script type="text/javascript">
+
+    var canvas = document.getElementById("canvas");
+    var url = "http://d3sporhxbkob1v.cloudfront.net/bill/vod/sample-video/400k.m3u8";
+
+    new HLSPlayer(canvas, url, {
+      autoplay: true,
+      canplay: function() {
+        console.log("ready to play first segment!")
+      }
+    });
+
+  </script>
+</body>
+</html>
diff --git a/index.html b/index.html
index 7fb0589..aa0d98d 100644
--- a/index.html
+++ b/index.html
@@ -31,6 +31,7 @@ <h1>HTTP Live Streaming<br />JavaScript converter and player demo</h1>
 	
 	<h3>Works best in Chrome (stable branch), having lags when switching videos but still working in latest Firefox and IE10+.</h3>
 	
+	<h3><a href="index-lib.html">Check out the demo as an external library</a></h3>
 	<p id="comments">Please note that demo uses 3rd-party <a href="http://www.mediamotiononline.com/">HLS demo source</a> and service <a href="http://www.corsproxy.com/">http://www.corsproxy.com/</a> for proxying it with needed Cross-Origin-Request headers, so it may be unstable.</p>
 	
 	<script src="browser.js" data-canvas="canvas" data-hls="//d3sporhxbkob1v.cloudfront.net/bill/vod/sample-video/400k.m3u8">
diff --git a/lib/async.js b/lib/async.js
deleted file mode 100644
index cb6320d..0000000
--- a/lib/async.js
+++ /dev/null
@@ -1,955 +0,0 @@
-/*global setImmediate: false, setTimeout: false, console: false */
-(function () {
-
-    var async = {};
-
-    // global on the server, window in the browser
-    var root, previous_async;
-
-    root = this;
-    if (root != null) {
-      previous_async = root.async;
-    }
-
-    async.noConflict = function () {
-        root.async = previous_async;
-        return async;
-    };
-
-    function only_once(fn) {
-        var called = false;
-        return function() {
-            if (called) throw new Error("Callback was already called.");
-            called = true;
-            fn.apply(root, arguments);
-        }
-    }
-
-    //// cross-browser compatiblity functions ////
-
-    var _each = function (arr, iterator) {
-        if (arr.forEach) {
-            return arr.forEach(iterator);
-        }
-        for (var i = 0; i < arr.length; i += 1) {
-            iterator(arr[i], i, arr);
-        }
-    };
-
-    var _map = function (arr, iterator) {
-        if (arr.map) {
-            return arr.map(iterator);
-        }
-        var results = [];
-        _each(arr, function (x, i, a) {
-            results.push(iterator(x, i, a));
-        });
-        return results;
-    };
-
-    var _reduce = function (arr, iterator, memo) {
-        if (arr.reduce) {
-            return arr.reduce(iterator, memo);
-        }
-        _each(arr, function (x, i, a) {
-            memo = iterator(memo, x, i, a);
-        });
-        return memo;
-    };
-
-    var _keys = function (obj) {
-        if (Object.keys) {
-            return Object.keys(obj);
-        }
-        var keys = [];
-        for (var k in obj) {
-            if (obj.hasOwnProperty(k)) {
-                keys.push(k);
-            }
-        }
-        return keys;
-    };
-
-    //// exported async module functions ////
-
-    //// nextTick implementation with browser-compatible fallback ////
-    if (typeof process === 'undefined' || !(process.nextTick)) {
-        if (typeof setImmediate === 'function') {
-            async.nextTick = function (fn) {
-                // not a direct alias for IE10 compatibility
-                setImmediate(fn);
-            };
-            async.setImmediate = async.nextTick;
-        }
-        else {
-            async.nextTick = function (fn) {
-                setTimeout(fn, 0);
-            };
-            async.setImmediate = async.nextTick;
-        }
-    }
-    else {
-        async.nextTick = process.nextTick;
-        if (typeof setImmediate !== 'undefined') {
-            async.setImmediate = setImmediate;
-        }
-        else {
-            async.setImmediate = async.nextTick;
-        }
-    }
-
-    async.each = function (arr, iterator, callback) {
-        callback = callback || function () {};
-        if (!arr.length) {
-            return callback();
-        }
-        var completed = 0;
-        _each(arr, function (x) {
-            iterator(x, only_once(function (err) {
-                if (err) {
-                    callback(err);
-                    callback = function () {};
-                }
-                else {
-                    completed += 1;
-                    if (completed >= arr.length) {
-                        callback(null);
-                    }
-                }
-            }));
-        });
-    };
-    async.forEach = async.each;
-
-    async.eachSeries = function (arr, iterator, callback) {
-        callback = callback || function () {};
-        if (!arr.length) {
-            return callback();
-        }
-        var completed = 0;
-        var iterate = function () {
-            iterator(arr[completed], function (err) {
-                if (err) {
-                    callback(err);
-                    callback = function () {};
-                }
-                else {
-                    completed += 1;
-                    if (completed >= arr.length) {
-                        callback(null);
-                    }
-                    else {
-                        iterate();
-                    }
-                }
-            });
-        };
-        iterate();
-    };
-    async.forEachSeries = async.eachSeries;
-
-    async.eachLimit = function (arr, limit, iterator, callback) {
-        var fn = _eachLimit(limit);
-        fn.apply(null, [arr, iterator, callback]);
-    };
-    async.forEachLimit = async.eachLimit;
-
-    var _eachLimit = function (limit) {
-
-        return function (arr, iterator, callback) {
-            callback = callback || function () {};
-            if (!arr.length || limit <= 0) {
-                return callback();
-            }
-            var completed = 0;
-            var started = 0;
-            var running = 0;
-
-            (function replenish () {
-                if (completed >= arr.length) {
-                    return callback();
-                }
-
-                while (running < limit && started < arr.length) {
-                    started += 1;
-                    running += 1;
-                    iterator(arr[started - 1], function (err) {
-                        if (err) {
-                            callback(err);
-                            callback = function () {};
-                        }
-                        else {
-                            completed += 1;
-                            running -= 1;
-                            if (completed >= arr.length) {
-                                callback();
-                            }
-                            else {
-                                replenish();
-                            }
-                        }
-                    });
-                }
-            })();
-        };
-    };
-
-
-    var doParallel = function (fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [async.each].concat(args));
-        };
-    };
-    var doParallelLimit = function(limit, fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [_eachLimit(limit)].concat(args));
-        };
-    };
-    var doSeries = function (fn) {
-        return function () {
-            var args = Array.prototype.slice.call(arguments);
-            return fn.apply(null, [async.eachSeries].concat(args));
-        };
-    };
-
-
-    var _asyncMap = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (err, v) {
-                results[x.index] = v;
-                callback(err);
-            });
-        }, function (err) {
-            callback(err, results);
-        });
-    };
-    async.map = doParallel(_asyncMap);
-    async.mapSeries = doSeries(_asyncMap);
-    async.mapLimit = function (arr, limit, iterator, callback) {
-        return _mapLimit(limit)(arr, iterator, callback);
-    };
-
-    var _mapLimit = function(limit) {
-        return doParallelLimit(limit, _asyncMap);
-    };
-
-    // reduce only has a series version, as doing reduce in parallel won't
-    // work in many situations.
-    async.reduce = function (arr, memo, iterator, callback) {
-        async.eachSeries(arr, function (x, callback) {
-            iterator(memo, x, function (err, v) {
-                memo = v;
-                callback(err);
-            });
-        }, function (err) {
-            callback(err, memo);
-        });
-    };
-    // inject alias
-    async.inject = async.reduce;
-    // foldl alias
-    async.foldl = async.reduce;
-
-    async.reduceRight = function (arr, memo, iterator, callback) {
-        var reversed = _map(arr, function (x) {
-            return x;
-        }).reverse();
-        async.reduce(reversed, memo, iterator, callback);
-    };
-    // foldr alias
-    async.foldr = async.reduceRight;
-
-    var _filter = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (v) {
-                if (v) {
-                    results.push(x);
-                }
-                callback();
-            });
-        }, function (err) {
-            callback(_map(results.sort(function (a, b) {
-                return a.index - b.index;
-            }), function (x) {
-                return x.value;
-            }));
-        });
-    };
-    async.filter = doParallel(_filter);
-    async.filterSeries = doSeries(_filter);
-    // select alias
-    async.select = async.filter;
-    async.selectSeries = async.filterSeries;
-
-    var _reject = function (eachfn, arr, iterator, callback) {
-        var results = [];
-        arr = _map(arr, function (x, i) {
-            return {index: i, value: x};
-        });
-        eachfn(arr, function (x, callback) {
-            iterator(x.value, function (v) {
-                if (!v) {
-                    results.push(x);
-                }
-                callback();
-            });
-        }, function (err) {
-            callback(_map(results.sort(function (a, b) {
-                return a.index - b.index;
-            }), function (x) {
-                return x.value;
-            }));
-        });
-    };
-    async.reject = doParallel(_reject);
-    async.rejectSeries = doSeries(_reject);
-
-    var _detect = function (eachfn, arr, iterator, main_callback) {
-        eachfn(arr, function (x, callback) {
-            iterator(x, function (result) {
-                if (result) {
-                    main_callback(x);
-                    main_callback = function () {};
-                }
-                else {
-                    callback();
-                }
-            });
-        }, function (err) {
-            main_callback();
-        });
-    };
-    async.detect = doParallel(_detect);
-    async.detectSeries = doSeries(_detect);
-
-    async.some = function (arr, iterator, main_callback) {
-        async.each(arr, function (x, callback) {
-            iterator(x, function (v) {
-                if (v) {
-                    main_callback(true);
-                    main_callback = function () {};
-                }
-                callback();
-            });
-        }, function (err) {
-            main_callback(false);
-        });
-    };
-    // any alias
-    async.any = async.some;
-
-    async.every = function (arr, iterator, main_callback) {
-        async.each(arr, function (x, callback) {
-            iterator(x, function (v) {
-                if (!v) {
-                    main_callback(false);
-                    main_callback = function () {};
-                }
-                callback();
-            });
-        }, function (err) {
-            main_callback(true);
-        });
-    };
-    // all alias
-    async.all = async.every;
-
-    async.sortBy = function (arr, iterator, callback) {
-        async.map(arr, function (x, callback) {
-            iterator(x, function (err, criteria) {
-                if (err) {
-                    callback(err);
-                }
-                else {
-                    callback(null, {value: x, criteria: criteria});
-                }
-            });
-        }, function (err, results) {
-            if (err) {
-                return callback(err);
-            }
-            else {
-                var fn = function (left, right) {
-                    var a = left.criteria, b = right.criteria;
-                    return a < b ? -1 : a > b ? 1 : 0;
-                };
-                callback(null, _map(results.sort(fn), function (x) {
-                    return x.value;
-                }));
-            }
-        });
-    };
-
-    async.auto = function (tasks, callback) {
-        callback = callback || function () {};
-        var keys = _keys(tasks);
-        if (!keys.length) {
-            return callback(null);
-        }
-
-        var results = {};
-
-        var listeners = [];
-        var addListener = function (fn) {
-            listeners.unshift(fn);
-        };
-        var removeListener = function (fn) {
-            for (var i = 0; i < listeners.length; i += 1) {
-                if (listeners[i] === fn) {
-                    listeners.splice(i, 1);
-                    return;
-                }
-            }
-        };
-        var taskComplete = function () {
-            _each(listeners.slice(0), function (fn) {
-                fn();
-            });
-        };
-
-        addListener(function () {
-            if (_keys(results).length === keys.length) {
-                callback(null, results);
-                callback = function () {};
-            }
-        });
-
-        _each(keys, function (k) {
-            var task = (tasks[k] instanceof Function) ? [tasks[k]]: tasks[k];
-            var taskCallback = function (err) {
-                var args = Array.prototype.slice.call(arguments, 1);
-                if (args.length <= 1) {
-                    args = args[0];
-                }
-                if (err) {
-                    var safeResults = {};
-                    _each(_keys(results), function(rkey) {
-                        safeResults[rkey] = results[rkey];
-                    });
-                    safeResults[k] = args;
-                    callback(err, safeResults);
-                    // stop subsequent errors hitting callback multiple times
-                    callback = function () {};
-                }
-                else {
-                    results[k] = args;
-                    async.setImmediate(taskComplete);
-                }
-            };
-            var requires = task.slice(0, Math.abs(task.length - 1)) || [];
-            var ready = function () {
-                return _reduce(requires, function (a, x) {
-                    return (a && results.hasOwnProperty(x));
-                }, true) && !results.hasOwnProperty(k);
-            };
-            if (ready()) {
-                task[task.length - 1](taskCallback, results);
-            }
-            else {
-                var listener = function () {
-                    if (ready()) {
-                        removeListener(listener);
-                        task[task.length - 1](taskCallback, results);
-                    }
-                };
-                addListener(listener);
-            }
-        });
-    };
-
-    async.waterfall = function (tasks, callback) {
-        callback = callback || function () {};
-        if (tasks.constructor !== Array) {
-          var err = new Error('First argument to waterfall must be an array of functions');
-          return callback(err);
-        }
-        if (!tasks.length) {
-            return callback();
-        }
-        var wrapIterator = function (iterator) {
-            return function (err) {
-                if (err) {
-                    callback.apply(null, arguments);
-                    callback = function () {};
-                }
-                else {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    var next = iterator.next();
-                    if (next) {
-                        args.push(wrapIterator(next));
-                    }
-                    else {
-                        args.push(callback);
-                    }
-                    async.setImmediate(function () {
-                        iterator.apply(null, args);
-                    });
-                }
-            };
-        };
-        wrapIterator(async.iterator(tasks))();
-    };
-
-    var _parallel = function(eachfn, tasks, callback) {
-        callback = callback || function () {};
-        if (tasks.constructor === Array) {
-            eachfn.map(tasks, function (fn, callback) {
-                if (fn) {
-                    fn(function (err) {
-                        var args = Array.prototype.slice.call(arguments, 1);
-                        if (args.length <= 1) {
-                            args = args[0];
-                        }
-                        callback.call(null, err, args);
-                    });
-                }
-            }, callback);
-        }
-        else {
-            var results = {};
-            eachfn.each(_keys(tasks), function (k, callback) {
-                tasks[k](function (err) {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    if (args.length <= 1) {
-                        args = args[0];
-                    }
-                    results[k] = args;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-
-    async.parallel = function (tasks, callback) {
-        _parallel({ map: async.map, each: async.each }, tasks, callback);
-    };
-
-    async.parallelLimit = function(tasks, limit, callback) {
-        _parallel({ map: _mapLimit(limit), each: _eachLimit(limit) }, tasks, callback);
-    };
-
-    async.series = function (tasks, callback) {
-        callback = callback || function () {};
-        if (tasks.constructor === Array) {
-            async.mapSeries(tasks, function (fn, callback) {
-                if (fn) {
-                    fn(function (err) {
-                        var args = Array.prototype.slice.call(arguments, 1);
-                        if (args.length <= 1) {
-                            args = args[0];
-                        }
-                        callback.call(null, err, args);
-                    });
-                }
-            }, callback);
-        }
-        else {
-            var results = {};
-            async.eachSeries(_keys(tasks), function (k, callback) {
-                tasks[k](function (err) {
-                    var args = Array.prototype.slice.call(arguments, 1);
-                    if (args.length <= 1) {
-                        args = args[0];
-                    }
-                    results[k] = args;
-                    callback(err);
-                });
-            }, function (err) {
-                callback(err, results);
-            });
-        }
-    };
-
-    async.iterator = function (tasks) {
-        var makeCallback = function (index) {
-            var fn = function () {
-                if (tasks.length) {
-                    tasks[index].apply(null, arguments);
-                }
-                return fn.next();
-            };
-            fn.next = function () {
-                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
-            };
-            return fn;
-        };
-        return makeCallback(0);
-    };
-
-    async.apply = function (fn) {
-        var args = Array.prototype.slice.call(arguments, 1);
-        return function () {
-            return fn.apply(
-                null, args.concat(Array.prototype.slice.call(arguments))
-            );
-        };
-    };
-
-    var _concat = function (eachfn, arr, fn, callback) {
-        var r = [];
-        eachfn(arr, function (x, cb) {
-            fn(x, function (err, y) {
-                r = r.concat(y || []);
-                cb(err);
-            });
-        }, function (err) {
-            callback(err, r);
-        });
-    };
-    async.concat = doParallel(_concat);
-    async.concatSeries = doSeries(_concat);
-
-    async.whilst = function (test, iterator, callback) {
-        if (test()) {
-            iterator(function (err) {
-                if (err) {
-                    return callback(err);
-                }
-                async.whilst(test, iterator, callback);
-            });
-        }
-        else {
-            callback();
-        }
-    };
-
-    async.doWhilst = function (iterator, test, callback) {
-        iterator(function (err) {
-            if (err) {
-                return callback(err);
-            }
-            if (test()) {
-                async.doWhilst(iterator, test, callback);
-            }
-            else {
-                callback();
-            }
-        });
-    };
-
-    async.until = function (test, iterator, callback) {
-        if (!test()) {
-            iterator(function (err) {
-                if (err) {
-                    return callback(err);
-                }
-                async.until(test, iterator, callback);
-            });
-        }
-        else {
-            callback();
-        }
-    };
-
-    async.doUntil = function (iterator, test, callback) {
-        iterator(function (err) {
-            if (err) {
-                return callback(err);
-            }
-            if (!test()) {
-                async.doUntil(iterator, test, callback);
-            }
-            else {
-                callback();
-            }
-        });
-    };
-
-    async.queue = function (worker, concurrency) {
-        if (concurrency === undefined) {
-            concurrency = 1;
-        }
-        function _insert(q, data, pos, callback) {
-          if(data.constructor !== Array) {
-              data = [data];
-          }
-          _each(data, function(task) {
-              var item = {
-                  data: task,
-                  callback: typeof callback === 'function' ? callback : null
-              };
-
-              if (pos) {
-                q.tasks.unshift(item);
-              } else {
-                q.tasks.push(item);
-              }
-
-              if (q.saturated && q.tasks.length === concurrency) {
-                  q.saturated();
-              }
-              async.setImmediate(q.process);
-          });
-        }
-
-        var workers = 0;
-        var q = {
-            tasks: [],
-            concurrency: concurrency,
-            saturated: null,
-            empty: null,
-            drain: null,
-            push: function (data, callback) {
-              _insert(q, data, false, callback);
-            },
-            unshift: function (data, callback) {
-              _insert(q, data, true, callback);
-            },
-            process: function () {
-                if (workers < q.concurrency && q.tasks.length) {
-                    var task = q.tasks.shift();
-                    if (q.empty && q.tasks.length === 0) {
-                        q.empty();
-                    }
-                    workers += 1;
-                    var next = function () {
-                        workers -= 1;
-                        if (task.callback) {
-                            task.callback.apply(task, arguments);
-                        }
-                        if (q.drain && q.tasks.length + workers === 0) {
-                            q.drain();
-                        }
-                        q.process();
-                    };
-                    var cb = only_once(next);
-                    worker(task.data, cb);
-                }
-            },
-            length: function () {
-                return q.tasks.length;
-            },
-            running: function () {
-                return workers;
-            }
-        };
-        return q;
-    };
-
-    async.cargo = function (worker, payload) {
-        var working     = false,
-            tasks       = [];
-
-        var cargo = {
-            tasks: tasks,
-            payload: payload,
-            saturated: null,
-            empty: null,
-            drain: null,
-            push: function (data, callback) {
-                if(data.constructor !== Array) {
-                    data = [data];
-                }
-                _each(data, function(task) {
-                    tasks.push({
-                        data: task,
-                        callback: typeof callback === 'function' ? callback : null
-                    });
-                    if (cargo.saturated && tasks.length === payload) {
-                        cargo.saturated();
-                    }
-                });
-                async.setImmediate(cargo.process);
-            },
-            process: function process() {
-                if (working) return;
-                if (tasks.length === 0) {
-                    if(cargo.drain) cargo.drain();
-                    return;
-                }
-
-                var ts = typeof payload === 'number'
-                            ? tasks.splice(0, payload)
-                            : tasks.splice(0);
-
-                var ds = _map(ts, function (task) {
-                    return task.data;
-                });
-
-                if(cargo.empty) cargo.empty();
-                working = true;
-                worker(ds, function () {
-                    working = false;
-
-                    var args = arguments;
-                    _each(ts, function (data) {
-                        if (data.callback) {
-                            data.callback.apply(null, args);
-                        }
-                    });
-
-                    process();
-                });
-            },
-            length: function () {
-                return tasks.length;
-            },
-            running: function () {
-                return working;
-            }
-        };
-        return cargo;
-    };
-
-    var _console_fn = function (name) {
-        return function (fn) {
-            var args = Array.prototype.slice.call(arguments, 1);
-            fn.apply(null, args.concat([function (err) {
-                var args = Array.prototype.slice.call(arguments, 1);
-                if (typeof console !== 'undefined') {
-                    if (err) {
-                        if (console.error) {
-                            console.error(err);
-                        }
-                    }
-                    else if (console[name]) {
-                        _each(args, function (x) {
-                            console[name](x);
-                        });
-                    }
-                }
-            }]));
-        };
-    };
-    async.log = _console_fn('log');
-    async.dir = _console_fn('dir');
-    /*async.info = _console_fn('info');
-    async.warn = _console_fn('warn');
-    async.error = _console_fn('error');*/
-
-    async.memoize = function (fn, hasher) {
-        var memo = {};
-        var queues = {};
-        hasher = hasher || function (x) {
-            return x;
-        };
-        var memoized = function () {
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            var key = hasher.apply(null, args);
-            if (key in memo) {
-                callback.apply(null, memo[key]);
-            }
-            else if (key in queues) {
-                queues[key].push(callback);
-            }
-            else {
-                queues[key] = [callback];
-                fn.apply(null, args.concat([function () {
-                    memo[key] = arguments;
-                    var q = queues[key];
-                    delete queues[key];
-                    for (var i = 0, l = q.length; i < l; i++) {
-                      q[i].apply(null, arguments);
-                    }
-                }]));
-            }
-        };
-        memoized.memo = memo;
-        memoized.unmemoized = fn;
-        return memoized;
-    };
-
-    async.unmemoize = function (fn) {
-      return function () {
-        return (fn.unmemoized || fn).apply(null, arguments);
-      };
-    };
-
-    async.times = function (count, iterator, callback) {
-        var counter = [];
-        for (var i = 0; i < count; i++) {
-            counter.push(i);
-        }
-        return async.map(counter, iterator, callback);
-    };
-
-    async.timesSeries = function (count, iterator, callback) {
-        var counter = [];
-        for (var i = 0; i < count; i++) {
-            counter.push(i);
-        }
-        return async.mapSeries(counter, iterator, callback);
-    };
-
-    async.compose = function (/* functions... */) {
-        var fns = Array.prototype.reverse.call(arguments);
-        return function () {
-            var that = this;
-            var args = Array.prototype.slice.call(arguments);
-            var callback = args.pop();
-            async.reduce(fns, args, function (newargs, fn, cb) {
-                fn.apply(that, newargs.concat([function () {
-                    var err = arguments[0];
-                    var nextargs = Array.prototype.slice.call(arguments, 1);
-                    cb(err, nextargs);
-                }]))
-            },
-            function (err, results) {
-                callback.apply(that, [err].concat(results));
-            });
-        };
-    };
-
-    var _applyEach = function (eachfn, fns /*args...*/) {
-        var go = function () {
-            var that = this;
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diff --git a/package.json b/package.json
index a8776c8..3c0ea6b 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,13 @@
     "stack-displayname": "^1.0.0"
   },
   "devDependencies": {
-    "stack-displayname": "^1.0.0"
+    "stack-displayname": "^1.0.0",
+    "gulp": "~3.8.11",
+    "gulp-file-insert": "~1.0.2",
+    "gulp-server-livereload": "~1.2.1",
+    "gulp-rename": "~1.2.0",
+    "requirejs": "~2.1.16",
+    "gulp-umd": "~0.1.3"
   },
   "repository": {
     "type": "git",
diff --git a/require-config.js b/require-config.js
new file mode 100644
index 0000000..25130be
--- /dev/null
+++ b/require-config.js
@@ -0,0 +1,20 @@
+require.config({
+  paths: {
+    jdataview: './bower_components/jdataview/dist/browser/jdataview',
+    jbinary: './bower_components/jbinary/dist/browser/jbinary',
+    async: './bower_components/async/lib/async',
+    consoleTime: './shim/console.time',
+    consoleWorker: './shim/console.worker',
+    worker: './worker'
+  },
+  shim: {
+    consoleTime: {
+      deps: ['consoleWorker'],
+      exports: 'console'
+    },
+    consoleWorker: {
+      deps: [],
+      exports: 'console'
+    }
+  }
+});
\ No newline at end of file
diff --git a/worker-lib.js b/worker-lib.js
new file mode 100644
index 0000000..2f6a3e0
--- /dev/null
+++ b/worker-lib.js
@@ -0,0 +1,149 @@
+'use strict';
+
+function HLSPlayer(canvas, manifestUrl, options) {
+  options = options || {};
+
+  var workerSrc = '/* WORKER_SOURCE_GOES_HERE */';
+  var worker = new Worker( URL.createObjectURL(new Blob([workerSrc])) );
+
+  var nextIndex = 0;
+  var sentVideos = 0;
+  var currentVideo = null;
+  var videos = [];
+  var lastOriginal;
+  var context = canvas.getContext('2d');
+
+  canvas.play = function() { if(currentVideo) currentVideo.play(); };
+  canvas.pause = function() { if(currentVideo) currentVideo.pause(); };
+
+  // drawing new frame
+  function nextFrame() {
+    if (currentVideo.paused || currentVideo.ended) {
+      return;
+    }
+    context.drawImage(currentVideo, 0, 0);
+    requestAnimationFrame(nextFrame);
+  }
+
+  worker.addEventListener('message', function (event) {
+    var data = event.data, descriptor = '#' + data.index + ': ' + data.original;
+
+    switch (data.type) {
+      // worker is ready to convert
+      case 'ready':
+        getMore();
+        return;
+
+      // got debug message from worker
+      case 'debug':
+        Function.prototype.apply.call(console[data.action], console, data.args);
+        return;
+
+      // got new converted MP4 video data
+      case 'video':
+        var video = document.createElement('video'), source = document.createElement('source');
+        source.type = 'video/mp4';
+        video.appendChild(source);
+
+        video.addEventListener('loadedmetadata', function () {
+          if (canvas.width !== this.videoWidth || canvas.height !== this.videoHeight) {
+            canvas.width = this.width = this.videoWidth;
+            canvas.height = this.height = this.videoHeight;
+          }
+        });
+
+        video.addEventListener('play', function () {
+          if (currentVideo !== this) {
+            if (!currentVideo) {
+              if(!options.autoplay)
+                this.pause();
+
+              if(typeof(options.canplay) == "function")
+                options.canplay.call(this);
+            }
+
+            currentVideo = this;
+            nextIndex++;
+            if (sentVideos - nextIndex <= 1) {
+              getMore();
+            }
+          }
+          nextFrame();
+        });
+
+        video.addEventListener('ended', function () {
+          delete videos[nextIndex - 1];
+          if (nextIndex in videos) {
+            videos[nextIndex].play();
+          }
+        });
+        if (video.src.slice(0, 5) === 'blob:') {
+          video.addEventListener('ended', function () {
+            URL.revokeObjectURL(this.src);
+          });
+        }
+
+        video.src = source.src = data.url;
+        video.load();
+
+        (function canplaythrough() {
+          videos[data.index] = this;
+          if ((!currentVideo || currentVideo.ended) && data.index === nextIndex) {
+            this.play();
+          }
+        }).call(video);
+
+        return;
+    }
+  });
+
+  // relative URL resolver
+  var resolveURL = (function () {
+    var doc = document,
+      old_base = doc.getElementsByTagName('base')[0],
+      old_href = old_base && old_base.href,
+      doc_head = doc.head || doc.getElementsByTagName('head')[0],
+      our_base = old_base || doc.createElement('base'),
+      resolver = doc.createElement('a'),
+      resolved_url;
+
+    return function (base_url, url) {
+      old_base || doc_head.appendChild(our_base);
+
+      our_base.href = base_url;
+      resolver.href = url;
+      resolved_url  = resolver.href; // browser magic at work here
+
+      old_base ? old_base.href = old_href : doc_head.removeChild(our_base);
+
+      return resolved_url;
+    };
+  })();
+
+  function getMore() {
+    var ajax = new XMLHttpRequest();
+    ajax.addEventListener('load', function () {
+      var originals =
+        this.responseText
+        .split(/\r?\n/)
+        .filter(RegExp.prototype.test.bind(/\.ts$/))
+        .map(resolveURL.bind(null, manifestUrl));
+
+      originals = originals.slice(originals.lastIndexOf(lastOriginal) + 1);
+      lastOriginal = originals[originals.length - 1];
+
+      worker.postMessage(originals.map(function (url, index) {
+        return {url: url, index: sentVideos + index};
+      }));
+
+      sentVideos += originals.length;
+
+      //console.log('asked for ' + originals.length + ' more videos');
+    });
+    ajax.open('GET', manifestUrl, true);
+    ajax.send();
+  }
+
+  return canvas;
+
+};
\ No newline at end of file
diff --git a/worker-main.js b/worker-main.js
new file mode 100644
index 0000000..9225432
--- /dev/null
+++ b/worker-main.js
@@ -0,0 +1,8 @@
+'use strict';
+
+importScripts('./bower_components/requirejs/require.js');
+
+require(['require-config'], function() {
+  require(['worker']);
+})
+
diff --git a/worker.js b/worker.js
index b21391f..3a98058 100644
--- a/worker.js
+++ b/worker.js
@@ -1,27 +1,5 @@
 'use strict';
 
-importScripts('./lib/require.js');
-
-require.config({
-	paths: {
-		jdataview: '//jdataview.github.io/dist/jdataview',
-		jbinary: '//jdataview.github.io/dist/jbinary',
-		async: 'lib/async',
-		consoleTime: './shim/console.time',
-		consoleWorker: './shim/console.worker'
-	},
-	shim: {
-		consoleTime: {
-			deps: ['consoleWorker'],
-			exports: 'console'
-		},
-		consoleWorker: {
-			deps: [],
-			exports: 'console'
-		}
-	}
-});
-
 require(['async', 'jbinary', './mpegts_to_mp4/mpegts', './mpegts_to_mp4/index', 'consoleTime', 'consoleWorker'],
 	function (async, jBinary, MPEGTS, mpegts_to_mp4) {
 		addEventListener('message', function (event) {
@@ -35,7 +13,7 @@ require(['async', 'jbinary', './mpegts_to_mp4/mpegts', './mpegts_to_mp4/index',
 					console.time('convert');
 					var mp4 = mpegts_to_mp4(mpegts);
 					console.timeEnd('convert');
-					
+
 					postMessage({
 						type: 'video',
 						index: msg.index,
@@ -48,4 +26,6 @@ require(['async', 'jbinary', './mpegts_to_mp4/mpegts', './mpegts_to_mp4/index',
 
 		postMessage({type: 'ready'});
 	}
-);
\ No newline at end of file
+);
+
+

From 566bfbabc57b8a8d095f5701844ec78ebd4dcfcc Mon Sep 17 00:00:00 2001
From: Andrew Cross <Andrew.Cross@irco.com>
Date: Thu, 19 Mar 2015 16:21:24 -0600
Subject: [PATCH 2/3] strip debug/console statements from build. added a stop()
 method to the player that stops the video and terminates the worker.

---
 dist/hlsplayer.js | 7 +++++++
 gulpfile.js       | 2 ++
 index-lib.html    | 1 +
 package.json      | 3 ++-
 worker-lib.js     | 7 +++++++
 5 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/dist/hlsplayer.js b/dist/hlsplayer.js
index f887186..c44365d 100644
--- a/dist/hlsplayer.js
+++ b/dist/hlsplayer.js
@@ -24,6 +24,13 @@ function HLSPlayer(canvas, manifestUrl, options) {
 
   canvas.play = function() { if(currentVideo) currentVideo.play(); };
   canvas.pause = function() { if(currentVideo) currentVideo.pause(); };
+  canvas.stop = function() {
+    if(currentVideo) currentVideo.pause();
+    if(worker) {
+      worker.terminate();
+      worker = null;
+    }
+  }
 
   // drawing new frame
   function nextFrame() {
diff --git a/gulpfile.js b/gulpfile.js
index 38e6409..10dacd6 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -3,6 +3,7 @@ var rename = require("gulp-rename");
 var umd = require("gulp-umd");
 var server = require("gulp-server-livereload");
 var fileInsert = require("gulp-file-insert");
+var stripDebug = require('gulp-strip-debug');
 var requirejs = require('requirejs');
 
 gulp.task("build", function(){
@@ -26,6 +27,7 @@ gulp.task("build", function(){
       "/* WORKER_SOURCE_GOES_HERE */": config.out,
     }))
     .pipe(rename("hlsplayer.js"))
+    .pipe(stripDebug())
     .pipe(umd({
       exports: function(file) { return "HLSPlayer" },
       namespace: function(file) { return "HLSPlayer" }
diff --git a/index-lib.html b/index-lib.html
index 958d568..005235e 100644
--- a/index-lib.html
+++ b/index-lib.html
@@ -10,6 +10,7 @@
   <div>
     <button onclick="canvas.play()">Play</button>
     <button onclick="canvas.pause()">Pause</button>
+    <button onclick="canvas.stop()">Stop</button>
   </div>
 
   <script type="text/javascript">
diff --git a/package.json b/package.json
index 3c0ea6b..daa0a80 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,8 @@
     "gulp-server-livereload": "~1.2.1",
     "gulp-rename": "~1.2.0",
     "requirejs": "~2.1.16",
-    "gulp-umd": "~0.1.3"
+    "gulp-umd": "~0.1.3",
+    "gulp-strip-debug": "~1.0.2"
   },
   "repository": {
     "type": "git",
diff --git a/worker-lib.js b/worker-lib.js
index 2f6a3e0..6520591 100644
--- a/worker-lib.js
+++ b/worker-lib.js
@@ -15,6 +15,13 @@ function HLSPlayer(canvas, manifestUrl, options) {
 
   canvas.play = function() { if(currentVideo) currentVideo.play(); };
   canvas.pause = function() { if(currentVideo) currentVideo.pause(); };
+  canvas.stop = function() {
+    if(currentVideo) currentVideo.pause();
+    if(worker) {
+      worker.terminate();
+      worker = null;
+    }
+  }
 
   // drawing new frame
   function nextFrame() {

From 66dc73fca1e6a18b185b25ed171263bb33b19d0c Mon Sep 17 00:00:00 2001
From: Andrew Cross <Andrew.Cross@irco.com>
Date: Fri, 20 Mar 2015 16:24:02 -0600
Subject: [PATCH 3/3] stretch the video to fill the canvas

---
 worker-lib.js | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/worker-lib.js b/worker-lib.js
index 6520591..225f5e6 100644
--- a/worker-lib.js
+++ b/worker-lib.js
@@ -28,7 +28,7 @@ function HLSPlayer(canvas, manifestUrl, options) {
     if (currentVideo.paused || currentVideo.ended) {
       return;
     }
-    context.drawImage(currentVideo, 0, 0);
+    context.drawImage(currentVideo, 0, 0, canvas.width, canvas.height);
     requestAnimationFrame(nextFrame);
   }
 
@@ -52,13 +52,6 @@ function HLSPlayer(canvas, manifestUrl, options) {
         source.type = 'video/mp4';
         video.appendChild(source);
 
-        video.addEventListener('loadedmetadata', function () {
-          if (canvas.width !== this.videoWidth || canvas.height !== this.videoHeight) {
-            canvas.width = this.width = this.videoWidth;
-            canvas.height = this.height = this.videoHeight;
-          }
-        });
-
         video.addEventListener('play', function () {
           if (currentVideo !== this) {
             if (!currentVideo) {