michael@0: /* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0:  *
michael@0:  * The origin of this IDL file is
michael@0:  * https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html
michael@0:  *
michael@0:  * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
michael@0:  * liability, trademark and document use rules apply.
michael@0:  */
michael@0: 
michael@0: interface AudioBuffer {
michael@0: 
michael@0:     readonly attribute float sampleRate;
michael@0:     readonly attribute long length;
michael@0: 
michael@0:     // in seconds 
michael@0:     readonly attribute double duration;
michael@0: 
michael@0:     readonly attribute long numberOfChannels;
michael@0: 
michael@0:     [Throws]
michael@0:     Float32Array getChannelData(unsigned long channel);
michael@0: 
michael@0:     [Throws]
michael@0:     void copyFromChannel(Float32Array destination, long channelNumber, optional unsigned long startInChannel = 0);
michael@0:     [Throws]
michael@0:     void copyToChannel(Float32Array source, long channelNumber, optional unsigned long startInChannel = 0);
michael@0: };
michael@0: