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/**
* Copyright (c) 2003 Sun Microsystems, 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:
*
* -Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* -Redistribution 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.
*
* Neither the name of Sun Microsystems, Inc. or the names of contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
* ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
* NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS
* LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A
* RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
* IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT
* OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
* PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS
* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for use in the
* design, construction, operation or maintenance of any nuclear facility.
*/
package com.jogamp.openal.sound3d;
import com.jogamp.openal.AL;
import com.jogamp.openal.ALConstants;
import java.nio.ByteBuffer;
/**
* The Sound3D Buffer is a container for audio data used in the Sound3D
* environment.
*
* @author Athomas Goldberg
*/
public class Buffer {
public final static int FORMAT_MONO8 = AL.AL_FORMAT_MONO8;
public final static int FORMAT_MONO16 = AL.AL_FORMAT_MONO16;
public final static int FORMAT_STEREO8 = AL.AL_FORMAT_STEREO8;
public final static int FORMAT_STEREO16 = AL.AL_FORMAT_STEREO16;
final int bufferID;
private ByteBuffer data;
private final boolean isConfigured = false;
private final AL al;
Buffer(final AL al, final int bufferID) {
this.bufferID = bufferID;
this.al = al;
}
/**
* Configure the Sound3D buffer
*
* @param data the raw audio data
* @param format the format of the data: <code>FORMAT_MONO8, FORMAT_MONO16,
* FORMAT_STEREO8</code> and <code>FORMAT_STEREO16</code>
* @param freq the frequency of the data
*/
public void configure(final ByteBuffer data, final int format, final int freq) {
if (!isConfigured) {
this.data = data;
al.alBufferData(bufferID, format, data, data.capacity(), freq);
}
}
/**
* Delete this buffer, and free its resources.
*/
public void delete() {
data = null;
al.alDeleteBuffers(1, new int[] { bufferID }, 0);
}
/**
* Get the bit-depth of the data, (8 or 16)
*
* @return the bit-depth of the data
*/
public int getBitDepth() {
final int[] i = new int[1];
al.alGetBufferi(bufferID, ALConstants.AL_BITS, i, 0);
return i[0];
}
/**
* Get the number of channels of the data (1-Mono, 2-Stereo)
*
* @return the number of audio channels.
*/
public int getNumChannels() {
final int[] i = new int[1];
al.alGetBufferi(bufferID, ALConstants.AL_CHANNELS, i, 0);
return i[0];
}
/**
* Gets the raw data contained in this buffer.
*
* @return the raw buffer data.
*/
public ByteBuffer getData() {
return data;
}
/**
* Gets the audio frequency of the data contained in this buffer.
*
* @return the frequency of the data
*/
public int getFrequency() {
final int[] i = new int[1];
al.alGetBufferi(bufferID, ALConstants.AL_FREQUENCY, i, 0);
return i[0];
}
/**
* Gets the size (in bytes) of the raw data containe in this buffer.
*
* @return the size of the data.
*/
public int getSize() {
final int[] i = new int[1];
al.alGetBufferi(bufferID, ALConstants.AL_SIZE, i, 0);
return i[0];
}
}
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