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bindbuffer

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sound.js

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Object.assign(pc, function () {

'use strict';

/**

* @constructor

* @name pc.Sound

* @classdesc Represents the resource of an audio asset.

* @param {Audio|AudioBuffer} resource If the Web Audio API is supported, pass an AudioBuffer object, otherwise

* an Audio object.

* @property {AudioBuffer} buffer If the Web Audio API is supported this contains the audio data

* @property {Audio} audio If the Web Audio API is not supported this contains the audio data

* @property {Number} duration Returns the duration of the sound. If the sound is not loaded it returns 0.

*/

var Sound = function (resource) {

if (resource instanceof Audio) {

this.audio = resource;

} else {

this.buffer = resource;

}

};

Object.defineProperty(Sound.prototype, 'duration', {

get: function () {

var duration = 0;

if (this.buffer) {

duration = this.buffer.duration;

} else if (this.audio) {

duration = this.audio.duration;

}

return duration || 0;

}

});

return {

Sound: Sound

};

}());