1 /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
4 * You can obtain one at http://mozilla.org/MPL/2.0/.
6 * The origin of this IDL file is
7 * https://webaudio.github.io/web-audio-api/
9 * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
10 * liability, trademark and document use rules apply.
13 dictionary AudioBufferOptions {
14 unsigned long numberOfChannels = 1;
15 required unsigned long length;
16 required float sampleRate;
19 [Pref="dom.webaudio.enabled",
21 interface AudioBuffer {
23 constructor(AudioBufferOptions options);
25 readonly attribute float sampleRate;
26 readonly attribute unsigned long length;
29 readonly attribute double duration;
31 readonly attribute unsigned long numberOfChannels;
34 Float32Array getChannelData(unsigned long channel);
37 undefined copyFromChannel(Float32Array destination, unsigned long channelNumber, optional unsigned long startInChannel = 0);
39 undefined copyToChannel(Float32Array source, unsigned long channelNumber, optional unsigned long startInChannel = 0);