From 4050d93e4747b5418379319e7216af6113ea23e5 Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Mon, 29 Mar 2010 18:35:57 +0200
Subject: renamed package to com.jogamp.openal.*
---
src/java/com/jogamp/openal/util/WAVLoader.java | 135 +++++++++++++++++++++++++
1 file changed, 135 insertions(+)
create mode 100644 src/java/com/jogamp/openal/util/WAVLoader.java
(limited to 'src/java/com/jogamp/openal/util/WAVLoader.java')
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;
+ }
+}
--
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