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authorMichael Bien <[email protected]>2010-03-29 18:35:57 +0200
committerMichael Bien <[email protected]>2010-03-29 18:35:57 +0200
commit4050d93e4747b5418379319e7216af6113ea23e5 (patch)
treedb71cc08193e1f893a2f2f296930eb11f6d8897c /src/java/com/jogamp/openal/util
parent869f7899143296f70fbedb7ead9750aa2e4da172 (diff)
renamed package to com.jogamp.openal.*
Diffstat (limited to 'src/java/com/jogamp/openal/util')
-rw-r--r--src/java/com/jogamp/openal/util/ALut.java146
-rw-r--r--src/java/com/jogamp/openal/util/BufferUtils.java266
-rw-r--r--src/java/com/jogamp/openal/util/WAVData.java75
-rw-r--r--src/java/com/jogamp/openal/util/WAVLoader.java135
4 files changed, 622 insertions, 0 deletions
diff --git a/src/java/com/jogamp/openal/util/ALut.java b/src/java/com/jogamp/openal/util/ALut.java
new file mode 100644
index 0000000..2db47d0
--- /dev/null
+++ b/src/java/com/jogamp/openal/util/ALut.java
@@ -0,0 +1,146 @@
+/**
+* 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.
+*
+* Created on Jun 27, 2003
+*/
+
+package com.jogamp.openal.util;
+
+import java.io.*;
+import java.nio.ByteBuffer;
+
+import javax.sound.sampled.UnsupportedAudioFileException;
+
+import com.jogamp.openal.*;
+
+/**
+ * @author Athomas Goldberg
+ *
+ */
+public final class ALut {
+
+ private static ALC alc;
+ private static ALCdevice device;
+ private static ALCcontext context;
+ private static Thread initializingThread;
+
+ private ALut() { }
+
+ /** Initializes the OpenAL Utility Toolkit, creates an OpenAL
+ context and makes it current on the current thread. The ALut may
+ only be initialized on one thread at any given time. */
+ public static synchronized void alutInit() throws ALException {
+ if (context != null) {
+ throw new ALException("Already initialized on thread " + initializingThread.getName());
+ }
+ if (alc == null) {
+ alc = ALFactory.getALC();
+ }
+ String deviceName = null;
+ ALCdevice d = alc.alcOpenDevice(deviceName);
+ if (d == null) {
+ throw new ALException("Error opening default OpenAL device");
+ }
+ ALCcontext c = alc.alcCreateContext(d, null);
+ if (c == null) {
+ alc.alcCloseDevice(d);
+ throw new ALException("Error creating OpenAL context");
+ }
+ alc.alcMakeContextCurrent(c);
+ if (alc.alcGetError(d) != 0) {
+ alc.alcDestroyContext(c);
+ alc.alcCloseDevice(d);
+ throw new ALException("Error making OpenAL context current");
+ }
+ // Fully initialized; finish setup
+ device = d;
+ context = c;
+ initializingThread = Thread.currentThread();
+ }
+
+ /** Shuts down the OpenAL Utility Toolkit; releases and destroys the
+ internal OpenAL context and closes the output device. Must be
+ called from the same thread as alutInit(). Most applications
+ should not need to call this; only those which wish to toggle
+ sound on / off at run time by initializing and un-initializing
+ OpenAL need to call it. */
+ public static synchronized void alutExit() throws ALException {
+ if (context == null) {
+ throw new ALException("Not initialized");
+ }
+ alc.alcMakeContextCurrent(null);
+ alc.alcDestroyContext(context);
+ alc.alcCloseDevice(device);
+ context = null;
+ device = null;
+ initializingThread = null;
+ }
+
+ public static void alutLoadWAVFile(String fileName,
+ int[] format,
+ ByteBuffer[] data,
+ int[] size,
+ int[] freq,
+ int[] loop) throws ALException {
+ try {
+ WAVData wd = WAVLoader.loadFromFile(fileName);
+ format[0] = wd.format;
+ data[0] = wd.data;
+ size[0] = wd.size;
+ freq[0] = wd.freq;
+ loop[0] = wd.loop ? AL.AL_TRUE : AL.AL_FALSE;
+ } catch (Exception e) {
+ throw new ALException(e);
+ }
+ }
+
+ public static void alutLoadWAVFile(InputStream stream,
+ int[] format,
+ ByteBuffer[] data,
+ int[] size,
+ int[] freq,
+ int[] loop) throws ALException {
+ try {
+ if (!(stream instanceof BufferedInputStream)) {
+ stream = new BufferedInputStream(stream);
+ }
+ WAVData wd = WAVLoader.loadFromStream(stream);
+ format[0] = wd.format;
+ data[0] = wd.data;
+ size[0] = wd.size;
+ freq[0] = wd.freq;
+ loop[0] = wd.loop ? AL.AL_TRUE : AL.AL_FALSE;
+ } catch (Exception e) {
+ throw new ALException(e);
+ }
+ }
+}
diff --git a/src/java/com/jogamp/openal/util/BufferUtils.java b/src/java/com/jogamp/openal/util/BufferUtils.java
new file mode 100644
index 0000000..74b0c78
--- /dev/null
+++ b/src/java/com/jogamp/openal/util/BufferUtils.java
@@ -0,0 +1,266 @@
+/*
+ * 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.
+ *
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.jogamp.openal.util;
+
+import java.nio.*;
+import java.util.*;
+
+/** Utility routines for dealing with direct buffers. */
+
+public class BufferUtils {
+ public static final int SIZEOF_BYTE = 1;
+ public static final int SIZEOF_SHORT = 2;
+ public static final int SIZEOF_INT = 4;
+ public static final int SIZEOF_FLOAT = 4;
+ public static final int SIZEOF_LONG = 8;
+ public static final int SIZEOF_DOUBLE = 8;
+
+ //----------------------------------------------------------------------
+ // Allocation routines
+ //
+
+ /** Allocates a new direct ByteBuffer with the specified number of
+ elements. The returned buffer will have its byte order set to
+ the host platform's native byte order. */
+ public static ByteBuffer newByteBuffer(int numElements) {
+ ByteBuffer bb = ByteBuffer.allocateDirect(numElements);
+ bb.order(ByteOrder.nativeOrder());
+ return bb;
+ }
+
+ /** Allocates a new direct DoubleBuffer with the specified number of
+ elements. The returned buffer will have its byte order set to
+ the host platform's native byte order. */
+ public static DoubleBuffer newDoubleBuffer(int numElements) {
+ ByteBuffer bb = newByteBuffer(numElements * SIZEOF_DOUBLE);
+ return bb.asDoubleBuffer();
+ }
+
+ /** Allocates a new direct FloatBuffer with the specified number of
+ elements. The returned buffer will have its byte order set to
+ the host platform's native byte order. */
+ public static FloatBuffer newFloatBuffer(int numElements) {
+ ByteBuffer bb = newByteBuffer(numElements * SIZEOF_FLOAT);
+ return bb.asFloatBuffer();
+ }
+
+ /** Allocates a new direct IntBuffer with the specified number of
+ elements. The returned buffer will have its byte order set to
+ the host platform's native byte order. */
+ public static IntBuffer newIntBuffer(int numElements) {
+ ByteBuffer bb = newByteBuffer(numElements * SIZEOF_INT);
+ return bb.asIntBuffer();
+ }
+
+ /** Allocates a new direct LongBuffer with the specified number of
+ elements. The returned buffer will have its byte order set to
+ the host platform's native byte order. */
+ public static LongBuffer newLongBuffer(int numElements) {
+ ByteBuffer bb = newByteBuffer(numElements * SIZEOF_LONG);
+ return bb.asLongBuffer();
+ }
+
+ /** Allocates a new direct ShortBuffer with the specified number of
+ elements. The returned buffer will have its byte order set to
+ the host platform's native byte order. */
+ public static ShortBuffer newShortBuffer(int numElements) {
+ ByteBuffer bb = newByteBuffer(numElements * SIZEOF_SHORT);
+ return bb.asShortBuffer();
+ }
+
+ //----------------------------------------------------------------------
+ // Copy routines (type-to-type)
+ //
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed ByteBuffer into
+ a newly-allocated direct ByteBuffer. The returned buffer will
+ have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ByteBuffer copyByteBuffer(ByteBuffer orig) {
+ ByteBuffer dest = newByteBuffer(orig.remaining());
+ orig.mark();
+ dest.put(orig);
+ orig.reset();
+ dest.rewind();
+ return dest;
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed DoubleBuffer
+ into a newly-allocated direct DoubleBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static DoubleBuffer copyDoubleBuffer(DoubleBuffer orig) {
+ return copyDoubleBufferAsByteBuffer(orig).asDoubleBuffer();
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed FloatBuffer
+ into a newly-allocated direct FloatBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static FloatBuffer copyFloatBuffer(FloatBuffer orig) {
+ return copyFloatBufferAsByteBuffer(orig).asFloatBuffer();
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed IntBuffer
+ into a newly-allocated direct IntBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static IntBuffer copyIntBuffer(IntBuffer orig) {
+ return copyIntBufferAsByteBuffer(orig).asIntBuffer();
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed LongBuffer
+ into a newly-allocated direct LongBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static LongBuffer copyLongBuffer(LongBuffer orig) {
+ return copyLongBufferAsByteBuffer(orig).asLongBuffer();
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed ShortBuffer
+ into a newly-allocated direct ShortBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ShortBuffer copyShortBuffer(ShortBuffer orig) {
+ return copyShortBufferAsByteBuffer(orig).asShortBuffer();
+ }
+
+ //----------------------------------------------------------------------
+ // Copy routines (type-to-ByteBuffer)
+ //
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed DoubleBuffer
+ into a newly-allocated direct ByteBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ByteBuffer copyDoubleBufferAsByteBuffer(DoubleBuffer orig) {
+ ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_DOUBLE);
+ orig.mark();
+ dest.asDoubleBuffer().put(orig);
+ orig.reset();
+ dest.rewind();
+ return dest;
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed FloatBuffer
+ into a newly-allocated direct ByteBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ByteBuffer copyFloatBufferAsByteBuffer(FloatBuffer orig) {
+ ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_FLOAT);
+ orig.mark();
+ dest.asFloatBuffer().put(orig);
+ orig.reset();
+ dest.rewind();
+ return dest;
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed IntBuffer into
+ a newly-allocated direct ByteBuffer. The returned buffer will
+ have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ByteBuffer copyIntBufferAsByteBuffer(IntBuffer orig) {
+ ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_INT);
+ orig.mark();
+ dest.asIntBuffer().put(orig);
+ orig.reset();
+ dest.rewind();
+ return dest;
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed LongBuffer into
+ a newly-allocated direct ByteBuffer. The returned buffer will
+ have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ByteBuffer copyLongBufferAsByteBuffer(LongBuffer orig) {
+ ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_LONG);
+ orig.mark();
+ dest.asLongBuffer().put(orig);
+ orig.reset();
+ dest.rewind();
+ return dest;
+ }
+
+ /** Copies the <i>remaining</i> elements (as defined by
+ <code>limit() - position()</code>) in the passed ShortBuffer
+ into a newly-allocated direct ByteBuffer. The returned buffer
+ will have its byte order set to the host platform's native byte
+ order. The position of the newly-allocated buffer will be zero,
+ and the position of the passed buffer is unchanged (though its
+ mark is changed). */
+ public static ByteBuffer copyShortBufferAsByteBuffer(ShortBuffer orig) {
+ ByteBuffer dest = newByteBuffer(orig.remaining() * SIZEOF_SHORT);
+ orig.mark();
+ dest.asShortBuffer().put(orig);
+ orig.reset();
+ dest.rewind();
+ return dest;
+ }
+}
diff --git a/src/java/com/jogamp/openal/util/WAVData.java b/src/java/com/jogamp/openal/util/WAVData.java
new file mode 100644
index 0000000..345c675
--- /dev/null
+++ b/src/java/com/jogamp/openal/util/WAVData.java
@@ -0,0 +1,75 @@
+/**
+* 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.util;
+
+import java.nio.ByteBuffer;
+
+
+/**
+ * This class is a holder for WAV (.wav )file Data returned from the WavLoader
+ *
+ * @author Athomas Goldberg
+ */
+public final class WAVData {
+ /** The audio data */
+ public final ByteBuffer data;
+
+ /** the format of the Data. One of:
+ * <pre>
+ * AL.AL_FORMAT_MONO8
+ * AL.AL_FORMAT_MONO16
+ * AL.AL_FORMAT_STEREO8
+ * AL.AL_FORMAT_STEREO16
+ * </pre>
+ *
+ */
+ public final int format;
+
+ /** Size (in bytes) of the data */
+ public final int size;
+
+ /** The frequency of the data */
+ public final int freq;
+
+ /** flag indicating whether or not the sound in the data should loop */
+ public final boolean loop;
+
+ WAVData(ByteBuffer data, int format, int size, int freq, boolean loop) {
+ this.data = data;
+ this.format = format;
+ this.size = size;
+ this.freq = freq;
+ this.loop = loop;
+ }
+}
diff --git a/src/java/com/jogamp/openal/util/WAVLoader.java b/src/java/com/jogamp/openal/util/WAVLoader.java
new file mode 100644
index 0000000..4ee2305
--- /dev/null
+++ b/src/java/com/jogamp/openal/util/WAVLoader.java
@@ -0,0 +1,135 @@
+/**
+* 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.util;
+
+import java.io.*;
+import java.nio.*;
+import java.nio.channels.*;
+import javax.sound.sampled.*;
+
+import com.jogamp.openal.*;
+
+/**
+ * A Loader utility for (.wav) files. Creates a WAVData object containing the
+ * data used by the AL.alBufferData method.
+ *
+ * @author Athomas Goldberg
+ */
+public class WAVLoader implements ALConstants {
+ private static final int BUFFER_SIZE = 128000;
+
+ /**
+ * This method loads a (.wav) file into a WAVData object.
+ *
+ * @param filename The name of the (.wav) file
+ *
+ * @return a WAVData object containing the audio data
+ *
+ * @throws UnsupportedAudioFileException if the format of the audio if not
+ * supported.
+ * @throws IOException If the file can no be found or some other IO error
+ * occurs
+ */
+ public static WAVData loadFromFile(String filename)
+ throws UnsupportedAudioFileException, IOException {
+ WAVData result = null;
+ File soundFile = new File(filename);
+ AudioInputStream aIn = AudioSystem.getAudioInputStream(soundFile);
+ return readFromStream(aIn);
+ }
+
+ /**
+ * This method loads a (.wav) file into a WAVData object.
+ *
+ * @param stream An InputStream for the .WAV file.
+ *
+ * @return a WAVData object containing the audio data
+ *
+ * @throws UnsupportedAudioFileException if the format of the audio if not
+ * supported.
+ * @throws IOException If the file can no be found or some other IO error
+ * occurs
+ */
+ public static WAVData loadFromStream(InputStream stream)
+ throws UnsupportedAudioFileException, IOException {
+ WAVData result = null;
+ AudioInputStream aIn = AudioSystem.getAudioInputStream(stream);
+ return readFromStream(aIn);
+ }
+
+
+ private static WAVData readFromStream(AudioInputStream aIn)
+ throws UnsupportedAudioFileException, IOException {
+ ReadableByteChannel aChannel = Channels.newChannel(aIn);
+ AudioFormat fmt = aIn.getFormat();
+ int numChannels = fmt.getChannels();
+ int bits = fmt.getSampleSizeInBits();
+ int format = AL_FORMAT_MONO8;
+
+ if ((bits == 8) && (numChannels == 1)) {
+ format = AL_FORMAT_MONO8;
+ } else if ((bits == 16) && (numChannels == 1)) {
+ format = AL_FORMAT_MONO16;
+ } else if ((bits == 8) && (numChannels == 2)) {
+ format = AL_FORMAT_STEREO8;
+ } else if ((bits == 16) && (numChannels == 2)) {
+ format = AL_FORMAT_STEREO16;
+ }
+
+ int freq = Math.round(fmt.getSampleRate());
+ int size = aIn.available();
+ ByteBuffer buffer = ByteBuffer.allocateDirect(size);
+ while (buffer.remaining() > 0) {
+ aChannel.read(buffer);
+ }
+ buffer.rewind();
+
+ // Must byte swap on big endian platforms
+ // Thanks to swpalmer on javagaming.org forums for hint at fix
+ if ((bits == 16) && (ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN)) {
+ int len = buffer.remaining();
+ for (int i = 0; i < len; i += 2) {
+ byte a = buffer.get(i);
+ byte b = buffer.get(i+1);
+ buffer.put(i, b);
+ buffer.put(i+1, a);
+ }
+ }
+
+ WAVData result = new WAVData(buffer, format, size, freq, false);
+ aIn.close();
+
+ return result;
+ }
+}