/*

 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

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package com.sun.media.sound;

import javax.sound.midi.MidiChannel;

/**

 * ModelChannelMixer is used to process channel voice mix output before going

 * to master output.<br>

 * It can be used to:<br>

 * <ul>

 *   <li>Implement non-voice oriented instruments.</li>

 *   <li>Add insert effect to instruments; for example distortion effect.</li>

 * </ui>

 * <p>

 * <b>Warning! Classes that implements ModelChannelMixer must be thread-safe.</b>

 *

 * @author Karl Helgason

 */

public interface ModelChannelMixer extends MidiChannel {

    // Used to process input audio from voices mix.

    public boolean process(float[][] buffer, int offset, int len);

    // Is used to trigger that this mixer is not be used

    // and it should fade out.

    public void stop();

}