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MOBILE WEB程式設計--第二版
book

MOBILE WEB程式設計--第二版

by Maximiliano Firtman
December 2013
Intermediate to advanced
752 pages
16h
Chinese
GoTop Information, Inc.
Content preview from MOBILE WEB程式設計--第二版
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第十章
var request = new XMLHttpRequest();
var audioBuffer;
request.open("GET", "myaudio.mp3", true);
request.responseType = "arraybuffer"; // 定義二進制檔
request.onload = function() {
context.decodeAudioData(request.response, function(buffer) {
var audioSource = context.createBufferSource();
audioSource.buffer = buffer;
// 將喇叭連結至音訊
audioSource.connect(context.destination);
audioSource.noteOn(0); // 無延遲地播放
});
};
request.send();
我們也可以使用 Web Audio API 創建更複雜的效果,例如混合兩個音訊檔、將它們交替
淡入與淡出、套用音訊過濾器,及其他。
音訊相容性
10-5 列出主要行動 Web 平台的音訊支援情形。
10-5 HTML5 音訊支援情形
瀏覽器∕平台 優先傳送 播放 UI 支援隱形音訊 Web 音訊 API
iOS Safari
audio
元素 4.0 起內嵌
4.0 前全螢幕
6.0 開始
Android 瀏覽器
audio
元素 內嵌
Android ...
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Publisher Resources

ISBN: 9789862769522