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feat: WebAudio.getAudio add the preferWebAudio option to select whether or not to use WebAudio first

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06wj 2017-06-02 11:11:25 +08:00
parent 17914fd29c
commit a4c56517a2
1 changed files with 10 additions and 4 deletions
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14
src/media/WebSound.js
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@ -69,21 +69,27 @@ var WebSound = {
/**
* @language=en
* Get audio element. Use WebAudio if supported.
* Get audio element. Default use WebAudio if supported.
* @param {String|Object} source If String, it's the source of the audio; If Object, it should contains a src property.
* @param {Boolean} [preferWebAudio=true] Whether or not to use WebAudio first, default is true.
* @returns {WebAudio|HTMLAudio} Audio playing instance.
*/
/**
* @language=zh
* 获取音频对象。优先使用WebAudio。
* 获取音频对象。默认优先使用 WebAudio
* @param {String|Object} source 若source为String，则为音频src地址；若为Object，则需包含src属性。
* @param {Boolean} [preferWebAudio=true] 是否优先使用WebAudio，默认 true 。
* @returns {WebAudio|HTMLAudio} 音频播放对象实例。
*/
getAudio: function(source){
getAudio: function(source, preferWebAudio){
if(preferWebAudio === undefined){
preferWebAudio = true;
}
source = this._normalizeSource(source);
var audio = this._audios[source.src];
if(!audio){
if(WebAudio.isSupported){
if(preferWebAudio && WebAudio.isSupported){
audio = new WebAudio(source);
}else if(HTMLAudio.isSupported){
audio = new HTMLAudio(source);