更改音频播放方法,兼容性更好

This commit is contained in:
example 2019-04-14 14:27:20 +08:00
parent a40c7ef0ea
commit cc84b81b30

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@ -1,7 +1,7 @@
// ==UserScript== // ==UserScript==
// @name 划词翻译:多词典查询 // @name 划词翻译:多词典查询
// @namespace http://tampermonkey.net/ // @namespace http://tampermonkey.net/
// @version 4.3 // @version 4.4
// @description 划词翻译调用“有道词典有道翻译、金山词霸、Bing 词典必应词典、剑桥高阶、沪江小D、谷歌翻译” // @description 划词翻译调用“有道词典有道翻译、金山词霸、Bing 词典必应词典、剑桥高阶、沪江小D、谷歌翻译”
// @author https://github.com/barrer // @author https://github.com/barrer
// @match http://*/* // @match http://*/*
@ -756,23 +756,30 @@
} }
/**发音*/ /**发音*/
function play(obj) { function play(obj) {
var audio = new iframeWin.Audio();
if (obj.url in audioCache) { // 查找缓存 if (obj.url in audioCache) { // 查找缓存
log('audio in cache', obj, audioCache); log('audio in cache', obj, audioCache);
audio.src = createObjectURLWithTry(audioCache[obj.url]); playArrayBuffer(audioCache[obj.url]); // 播放
audio.play(); // 播放
} else { } else {
ajax(obj.url, function (rst, res) { ajax(obj.url, function (rst, res) {
audio.src = createObjectURLWithTry(res.response);
audioCache[obj.url] = res.response; // 放入缓存 audioCache[obj.url] = res.response; // 放入缓存
audio.play(); // 播放 playArrayBuffer(audioCache[obj.url]); // 播放
}, function (rst) { }, function (rst) {
log(rst); log(rst);
}, { }, {
responseType: 'blob' responseType: 'arraybuffer'
}); });
} }
} }
/**播放 ArrayBuffer 音频*/
function playArrayBuffer(arrayBuffer) {
var context = new iframeWin.AudioContext() || new iframeWin.webkitAudioContext();
context.decodeAudioData(arrayBuffer.slice(0), function (audioBuffer) { // `slice(0)`克隆一份(`decodeAudioData`后原数组清空)
var bufferSource = context.createBufferSource();
bufferSource.buffer = audioBuffer;
bufferSource.connect(context.destination);
bufferSource.start();
});
}
/**得到发音按钮*/ /**得到发音按钮*/
function getPlayButton(obj) { function getPlayButton(obj) {
var type = document.createElement('a'); var type = document.createElement('a');