benzAudioEngine.min.js

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.benzAudioEngine=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({1:[function(require,module,exports){"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 _audioContext=require("./audioContext");var _audioContext2=_interopRequireDefault(_audioContext);var _bufferCache=require("./bufferCache");var _bufferCache2=_interopRequireDefault(_bufferCache);var _lifeAudio=require("./lifeAudio");var _lifeAudio2=_interopRequireDefault(_lifeAudio);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")}}var BenzAudio=function(){function BenzAudio(src,loopStart,loopEnd){_classCallCheck(this,BenzAudio);this._bufferObj=_bufferCache2.default.load(src);this._id=0;this._startTime=0;this._playedTime=0;this._paused=true;this._source=null;this._loopStart=loopStart;this._loopEnd=loopEnd;if(this._bufferObj){this._id=_lifeAudio2.default.save(this)}}_createClass(BenzAudio,[{key:"_createNode",value:function _createNode(){var _this=this;if(!this._bufferObj){return}var buffer=this._bufferObj.getBuffer();if(!buffer){return}var s=_audioContext2.default["createBufferSource"]();s["buffer"]=buffer;s["connect"](_audioContext2.default.desNode);s["onended"]=function(){if(!_this._paused){_lifeAudio2.default.release(_this._id)}};if(this._loopEnd){s["loop"]=true;s["loopStart"]=this._loopStart;s["loopEnd"]=this._loopEnd}this._source=s}},{key:"play",value:function play(){if(this._source&&!this._paused){return this._id}this._paused=false;this._createNode();if(!this._source){return 0}this._startTime=_audioContext2.default.currentTime-this._playedTime;if(this._source.start)this._source.start(0,this._playedTime);else if(this._source["noteGrainOn"])this._source["noteGrainOn"](0,this._playedTime);else this._source["noteOn"](0,this._playedTime);return this._id}},{key:"pause",value:function pause(){this._playedTime=_audioContext2.default.currentTime-this._startTime;this._paused=true;if(this._loopEnd){while(this._playedTime>=this._loopEnd){this._playedTime-=this._loopEnd-this._loopStart}}if(this._source){this._source.stop()}}},{key:"stop",value:function stop(){this._paused=false;if(this._source){this._source.stop()}_lifeAudio2.default.release(this._id)}}]);return BenzAudio}();exports.default=BenzAudio},{"./audioContext":3,"./bufferCache":5,"./lifeAudio":6}],2:[function(require,module,exports){"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 _audioContext=require("./audioContext");var _audioContext2=_interopRequireDefault(_audioContext);var _bufferCache=require("./bufferCache");var _bufferCache2=_interopRequireDefault(_bufferCache);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")}}var BenzBuffer=function(){function BenzBuffer(src,buffer){_classCallCheck(this,BenzBuffer);var inCache=_bufferCache2.default.load(src);if(inCache){return inCache}this._src=src;this._buffer=buffer||_audioContext2.default["createBuffer"](1,1,22050);this._isLoaded=!!buffer;this._onLoadFuncQueue=[];_bufferCache2.default.save(src,this);if(!this._isLoaded){this._load()}}_createClass(BenzBuffer,[{key:"_load",value:function _load(){var _this=this;var request=new XMLHttpRequest;request.open("GET",this._src,true);request.responseType="arraybuffer";request.onload=function(){_audioContext2.default["decodeAudioData"](request.response,function(data){_this._buffer=data;_this._isLoaded=true;for(var i=0,len=_this._onLoadFuncQueue.length;i<len;i++){var cb=_this._onLoadFuncQueue[i];if(typeof cb==="function"){cb()}}_this._onLoadFuncQueue=[]},function(){_this._isLoaded=true;for(var i=0,len=_this._onLoadFuncQueue.length;i<len;i++){var cb=_this._onLoadFuncQueue[i];if(typeof cb==="function"){cb()}}_this._onLoadFuncQueue=[]})};request.send()}},{key:"onload",value:function onload(fn){if(typeof fn!=="function"){return}if(this._isLoaded){fn()}else{this._onLoadFuncQueue.push(fn)}}},{key:"getBuffer",value:function getBuffer(){return this._buffer}},{key:"createSprite",value:function createSprite(startTime,endTime,customName){var _this2=this;var name=customName||"";if(!name){var i=1;while(_bufferCache2.default.load(this._src+"$"+i)){i++}name=this._src+"$"+i}this.onload(function(){var sampleRate=_this2._buffer["sampleRate"];var startSample=Math.floor(sampleRate*startTime);var endSample=Math.ceil(sampleRate*endTime);var numberOfChannels=_this2._buffer["numberOfChannels"];var spriteBuffer=_audioContext2.default["createBuffer"](numberOfChannels,endSample-startSample,sampleRate);for(var c=0;c<numberOfChannels;c++){var target=spriteBuffer["getChannelData"](c);var source=_this2._buffer["getChannelData"](c);for(var s=startSample,t=0;s<endSample;s++,t++){target[t]=source[s]}}new BenzBuffer(name,spriteBuffer)});return name}}]);return BenzBuffer}();exports.default=BenzBuffer},{"./audioContext":3,"./bufferCache":5}],3:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var AudioContext=window.AudioContext||window.webkitAudioContext||window.mozAudioContext;var ctx=null;var volumeNode=void 0;var compressor=void 0;var isMuted=false;var volumeBeforeMuted=1;if(AudioContext){ctx=new AudioContext;volumeNode=ctx["createGain"]();compressor=ctx["createDynamicsCompressor"]();compressor["connect"](volumeNode);volumeNode["connect"](ctx["destination"]);volumeNode["gain"].value=1;ctx.desNode=compressor;ctx.setGlobalVolume=function(vol){if(!isMuted){volumeNode["gain"].value=vol}volumeBeforeMuted=vol};ctx.getGlobalVolume=function(){return volumeBeforeMuted};ctx.setGlobalMuted=function(muted){isMuted=muted;if(muted){volumeNode["gain"].value=0}else{volumeNode["gain"].value=volumeBeforeMuted}};ctx.getGlobalMuted=function(){return isMuted}}exports.default=ctx},{}],4:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var _audioContext=require("./audioContext");var _audioContext2=_interopRequireDefault(_audioContext);var _bufferCache=require("./bufferCache");var _bufferCache2=_interopRequireDefault(_bufferCache);var _lifeAudio=require("./lifeAudio");var _lifeAudio2=_interopRequireDefault(_lifeAudio);var _BenzBuffer=require("./BenzBuffer");var _BenzBuffer2=_interopRequireDefault(_BenzBuffer);var _BenzAudio=require("./BenzAudio");var _BenzAudio2=_interopRequireDefault(_BenzAudio);function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}}var emptyFunc=function emptyFunc(){};var benzAudioEngine={support:function support(){return false},load:emptyFunc,unload:emptyFunc,sprite:emptyFunc,play:emptyFunc,pause:emptyFunc,stop:emptyFunc,setVolume:emptyFunc,setMuted:emptyFunc,getMuted:function getMuted(){return true},pauseAll:emptyFunc,stopAll:emptyFunc};if(_audioContext2.default){benzAudioEngine={support:function support(){return true},load:function load(srcArray,callback){if(!(srcArray instanceof Array)){srcArray=[srcArray]}var loadedCount=0;var buf=void 0;var _loop=function _loop(i,len){buf=new _BenzBuffer2.default(srcArray[i]);buf.onload(function(){loadedCount++;if(loadedCount>=len){if(typeof callback==="function"){callback()}}})};for(var i=0,len=srcArray.length;i<len;i++){_loop(i,len)}},unload:function unload(srcArray){if(!(srcArray instanceof Array)){srcArray=[srcArray]}var _iteratorNormalCompletion=true;var _didIteratorError=false;var _iteratorError=undefined;try{for(var _iterator=srcArray[Symbol.iterator](),_step;!(_iteratorNormalCompletion=(_step=_iterator.next()).done);_iteratorNormalCompletion=true){var s=_step.value;_bufferCache2.default.release(s)}}catch(err){_didIteratorError=true;_iteratorError=err}finally{try{if(!_iteratorNormalCompletion&&_iterator.return){_iterator.return()}}finally{if(_didIteratorError){throw _iteratorError}}}},sprite:function sprite(src,spriteData){var sourceBuffer=_bufferCache2.default.load(src);for(var name in spriteData){if(spriteData.hasOwnProperty(name)){sourceBuffer.createSprite(spriteData[name][0],spriteData[name][1],name)}}},play:function play(src,loopStart,loopEnd){var a=new _BenzAudio2.default(src,loopStart,loopEnd);return a.play()},pause:function pause(id){var a=_lifeAudio2.default.load(id);if(a){a.pause()}},resume:function resume(id){var a=_lifeAudio2.default.load(id);if(a){a.play()}},stop:function stop(id){var a=_lifeAudio2.default.load(id);if(a){a.stop()}},setVolume:function setVolume(vol){_audioContext2.default.setGlobalVolume(vol)},getVolume:function getVolume(){return _audioContext2.default.getGlobalVolume()},setMuted:function setMuted(muted){_audioContext2.default.setGlobalMuted(muted)},getMuted:function getMuted(){return _audioContext2.default.getGlobalMuted()},pauseAll:function pauseAll(){var all=_lifeAudio2.default.getAll();var _iteratorNormalCompletion2=true;var _didIteratorError2=false;var _iteratorError2=undefined;try{for(var _iterator2=all[Symbol.iterator](),_step2;!(_iteratorNormalCompletion2=(_step2=_iterator2.next()).done);_iteratorNormalCompletion2=true){var a=_step2.value;if(a){a.pause()}}}catch(err){_didIteratorError2=true;_iteratorError2=err}finally{try{if(!_iteratorNormalCompletion2&&_iterator2.return){_iterator2.return()}}finally{if(_didIteratorError2){throw _iteratorError2}}}},stopAll:function stopAll(){var all=_lifeAudio2.default.getAll();var _iteratorNormalCompletion3=true;var _didIteratorError3=false;var _iteratorError3=undefined;try{for(var _iterator3=all[Symbol.iterator](),_step3;!(_iteratorNormalCompletion3=(_step3=_iterator3.next()).done);_iteratorNormalCompletion3=true){var a=_step3.value;if(a){a.stop()}}}catch(err){_didIteratorError3=true;_iteratorError3=err}finally{try{if(!_iteratorNormalCompletion3&&_iterator3.return){_iterator3.return()}}finally{if(_didIteratorError3){throw _iteratorError3}}}}}}exports.default=benzAudioEngine},{"./BenzAudio":1,"./BenzBuffer":2,"./audioContext":3,"./bufferCache":5,"./lifeAudio":6}],5:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});var resList={};function save(src,bufferObject){if(bufferObject){resList[src]=bufferObject}}function load(src){if(resList.hasOwnProperty(src)){return resList[src]}return null}function release(src){if(resList.hasOwnProperty(src)){delete resList[src]}}exports.default={save:save,load:load,release:release}},{}],6:[function(require,module,exports){"use strict";Object.defineProperty(exports,"__esModule",{value:true});function _toConsumableArray(arr){if(Array.isArray(arr)){for(var i=0,arr2=Array(arr.length);i<arr.length;i++){arr2[i]=arr[i]}return arr2}else{return Array.from(arr)}}var nextId=1;var idRecycled=[];var audioMap={};function allocId(){if(idRecycled.length){return idRecycled.shift()}return nextId++}function recycledId(id){idRecycled.push(id)}function save(audioObject){var id=allocId();audioMap[id]=audioObject;return id}function load(id){if(audioMap.hasOwnProperty(id)){return audioMap[id]}return null}function release(id){if(audioMap.hasOwnProperty(id)){delete audioMap[id];recycledId(id)}}function getAll(){return[].concat(_toConsumableArray(audioMap.values()))}exports.default={save:save,load:load,release:release,getAll:getAll}},{}],7:[function(require,module,exports){"use strict";module.exports=require("./benzAudioEngine.js").default},{"./benzAudioEngine.js":4}]},{},[7])(7)});