ensl_gathers/vendor/howler.min.js

/*!
 *  howler.js v1.1.26
 *  howlerjs.com
 *
 *  (c) 2013-2015, James Simpson of GoldFire Studios
 *  goldfirestudios.com
 *
 *  MIT License
 */
!function(){var e={},o=null,n=!0,t=!1;try{"undefined"!=typeof AudioContext?o=new AudioContext:"undefined"!=typeof webkitAudioContext?o=new webkitAudioContext:n=!1}catch(r){n=!1}if(!n)if("undefined"!=typeof Audio)try{new Audio}catch(r){t=!0}else t=!0;if(n){var a="undefined"==typeof o.createGain?o.createGainNode():o.createGain();a.gain.value=1,a.connect(o.destination)}var i=function(e){this._volume=1,this._muted=!1,this.usingWebAudio=n,this.ctx=o,this.noAudio=t,this._howls=[],this._codecs=e,this.iOSAutoEnable=!0};i.prototype={volume:function(e){var o=this;if(e=parseFloat(e),e>=0&&1>=e){o._volume=e,n&&(a.gain.value=e);for(var t in o._howls)if(o._howls.hasOwnProperty(t)&&o._howls[t]._webAudio===!1)for(var r=0;r<o._howls[t]._audioNode.length;r++)o._howls[t]._audioNode[r].volume=o._howls[t]._volume*o._volume;return o}return n?a.gain.value:o._volume},mute:function(){return this._setMuted(!0),this},unmute:function(){return this._setMuted(!1),this},_setMuted:function(e){var o=this;o._muted=e,n&&(a.gain.value=e?0:o._volume);for(var t in o._howls)if(o._howls.hasOwnProperty(t)&&o._howls[t]._webAudio===!1)for(var r=0;r<o._howls[t]._audioNode.length;r++)o._howls[t]._audioNode[r].muted=e},codecs:function(e){return this._codecs[e]},_enableiOSAudio:function(){var e=this;if(!o||!e._iOSEnabled&&/iPhone|iPad|iPod/i.test(navigator.userAgent)){e._iOSEnabled=!1;var n=function(){var t=o.createBuffer(1,1,22050),r=o.createBufferSource();r.buffer=t,r.connect(o.destination),"undefined"==typeof r.start?r.noteOn(0):r.start(0),setTimeout(function(){(r.playbackState===r.PLAYING_STATE||r.playbackState===r.FINISHED_STATE)&&(e._iOSEnabled=!0,e.iOSAutoEnable=!1,window.removeEventListener("touchstart",n,!1))},0)};return window.addEventListener("touchstart",n,!1),e}}};var u=null,d={};t||(u=new Audio,d={mp3:!!u.canPlayType("audio/mpeg;").replace(/^no$/,""),opus:!!u.canPlayType('audio/ogg; codecs="opus"').replace(/^no$/,""),ogg:!!u.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/,""),wav:!!u.canPlayType('audio/wav; codecs="1"').replace(/^no$/,""),aac:!!u.canPlayType("audio/aac;").replace(/^no$/,""),m4a:!!(u.canPlayType("audio/x-m4a;")||u.canPlayType("audio/m4a;")||u.canPlayType("audio/aac;")).replace(/^no$/,""),mp4:!!(u.canPlayType("audio/x-mp4;")||u.canPlayType("audio/mp4;")||u.canPlayType("audio/aac;")).replace(/^no$/,""),weba:!!u.canPlayType('audio/webm; codecs="vorbis"').replace(/^no$/,"")});var l=new i(d),f=function(e){var t=this;t._autoplay=e.autoplay||!1,t._buffer=e.buffer||!1,t._duration=e.duration||0,t._format=e.format||null,t._loop=e.loop||!1,t._loaded=!1,t._sprite=e.sprite||{},t._src=e.src||"",t._pos3d=e.pos3d||[0,0,-.5],t._volume=void 0!==e.volume?e.volume:1,t._urls=e.urls||[],t._rate=e.rate||1,t._model=e.model||null,t._onload=[e.onload||function(){}],t._onloaderror=[e.onloaderror||function(){}],t._onend=[e.onend||function(){}],t._onpause=[e.onpause||function(){}],t._onplay=[e.onplay||function(){}],t._onendTimer=[],t._webAudio=n&&!t._buffer,t._audioNode=[],t._webAudio&&t._setupAudioNode(),"undefined"!=typeof o&&o&&l.iOSAutoEnable&&l._enableiOSAudio(),l._howls.push(t),t.load()};if(f.prototype={load:function(){var e=this,o=null;if(t)return void e.on("loaderror");for(var n=0;n<e._urls.length;n++){var r,a;if(e._format)r=e._format;else{if(a=e._urls[n],r=/^data:audio\/([^;,]+);/i.exec(a),r||(r=/\.([^.]+)$/.exec(a.split("?",1)[0])),!r)return void e.on("loaderror");r=r[1].toLowerCase()}if(d[r]){o=e._urls[n];break}}if(!o)return void e.on("loaderror");if(e._src=o,e._webAudio)_(e,o);else{var u=new Audio;u.addEventListener("error",function(){u.error&&4===u.error.code&&(i.noAudio=!0),e.on("loaderror",{type:u.error?u.error.code:0})},!1),e._audioNode.push(u),u.src=o,u._pos=0,u.preload="auto",u.volume=l._muted?0:e._volume*l.volume();var f=function(){e._duration=Math.ceil(10*u.duration)/10,0===Object.getOwnPropertyNames(e._sprite).length&&(e._sprite={_default:[0,1e3*e._duration]}),e._loaded||(e._loaded=!0,e.on("load")),e._autoplay&&e.play(),u.removeEventListener("canplaythrough",f,!1)};u.addEventListener("canplaythrough",f,!1),u.load()}return e},urls:funct