elemental/idl/third_party/WebCore/Modules/webaudio/AudioBufferSourceNode.idl

/*
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

module audio {
    // A cached (non-streamed), memory-resident audio source
    interface [
        Conditional=WEB_AUDIO,
        JSGenerateToJSObject
    ] AudioBufferSourceNode : AudioSourceNode {
        attribute [CustomSetter] AudioBuffer buffer
            setter raises (DOMException);

        const unsigned short UNSCHEDULED_STATE = 0;
        const unsigned short SCHEDULED_STATE = 1;
        const unsigned short PLAYING_STATE = 2;
        const unsigned short FINISHED_STATE = 3;

        readonly attribute unsigned short playbackState;

        readonly attribute AudioGain gain;
        readonly attribute AudioParam playbackRate;

        attribute boolean loop; // This is the proper attribute name from the specification.
        attribute boolean looping; // This is an alias for the .loop attribute for backwards compatibility.

        void noteOn(in double when);
        void noteGrainOn(in double when, in double grainOffset, in double grainDuration);
        void noteOff(in double when);
    };
}