/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

[
    Conditional=WEB_AUDIO,
    EnabledBySetting=WebAudioEnabled,
    GenerateIsReachable=Impl,
    JSCustomMarkFunction,
    JSGenerateToJSObject,
    ReportExtraMemoryCost,
    Exposed=Window
] interface AudioBuffer {
    [EnabledBySetting=WebAudioEnabled] constructor(AudioBufferOptions options);
    [ImplementedAs=originalLength] readonly attribute unsigned long length; // in sample-frames
    [ImplementedAs=originalDuration] readonly attribute double duration; // in seconds
    readonly attribute float sampleRate; // in sample-frames per second
    readonly attribute unsigned long numberOfChannels;

    // Channel access
    [CallWith=CurrentGlobalObject] any getChannelData(unsigned long channelIndex);
    undefined copyFromChannel(Float32Array destination, unsigned long channelNumber, optional unsigned long bufferOffset = 0);
    undefined copyToChannel(Float32Array source, unsigned long channelNumber, optional unsigned long bufferOffset = 0);
};
