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authorSven Gothel <sgothel@jausoft.com>2013-01-31 23:21:05 +0100
committerSven Gothel <sgothel@jausoft.com>2013-01-31 23:21:05 +0100
commitb827223da34ae4d2970a7b27f9bc0efa96bcac5a (patch)
tree416a33b3ab14b8a556191fed374a768a2a247e48 /src/java/com/jogamp/openal/util
parent034a6d264385e89e289713cb7f43a7020d6d3c46 (diff)
Android Build & Test ; WavLoader/Data javax.audio separation (part-1)
Diffstat (limited to 'src/java/com/jogamp/openal/util')
-rw-r--r--src/java/com/jogamp/openal/util/WAVData.java71
-rw-r--r--src/java/com/jogamp/openal/util/WAVLoader.java86
2 files changed, 98 insertions, 59 deletions
diff --git a/src/java/com/jogamp/openal/util/WAVData.java b/src/java/com/jogamp/openal/util/WAVData.java
index 345c675..d470643 100644
--- a/src/java/com/jogamp/openal/util/WAVData.java
+++ b/src/java/com/jogamp/openal/util/WAVData.java
@@ -1,5 +1,6 @@
/**
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+* Copyright (c) 2011 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -33,13 +34,21 @@
package com.jogamp.openal.util;
+import java.io.IOException;
+import java.io.InputStream;
import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.nio.channels.Channels;
+import java.nio.channels.ReadableByteChannel;
+import com.jogamp.openal.ALConstants;
+import com.jogamp.openal.UnsupportedAudioFileException;
/**
- * This class is a holder for WAV (.wav )file Data returned from the WavLoader
+ * This class is a holder for WAV (.wav ) file Data returned from the WavLoader,
+ * or directly via {@link #loadFromStream(InputStream, int, int, int)}.
*
- * @author Athomas Goldberg
+ * @author Athomas Goldberg, et.al.
*/
public final class WAVData {
/** The audio data */
@@ -65,11 +74,67 @@ public final class WAVData {
/** 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) {
+ public 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;
}
+
+ /**
+ * This method loads a (.wav) file into a WAVData object.
+ *
+ * @param stream An InputStream for the .WAV stream
+ * @param numChannels
+ * @param bits
+ * @param sampleRate
+ *
+ * @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 aIn, int numChannels, int bits, int sampleRate)
+ throws IOException {
+ ReadableByteChannel aChannel = Channels.newChannel(aIn);
+ int format = ALConstants.AL_FORMAT_MONO8;
+
+ if ((bits == 8) && (numChannels == 1)) {
+ format = ALConstants.AL_FORMAT_MONO8;
+ } else if ((bits == 16) && (numChannels == 1)) {
+ format = ALConstants.AL_FORMAT_MONO16;
+ } else if ((bits == 8) && (numChannels == 2)) {
+ format = ALConstants.AL_FORMAT_STEREO8;
+ } else if ((bits == 16) && (numChannels == 2)) {
+ format = ALConstants.AL_FORMAT_STEREO16;
+ }
+
+ 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, sampleRate, false);
+ aIn.close();
+
+ return result;
+ }
+
}
diff --git a/src/java/com/jogamp/openal/util/WAVLoader.java b/src/java/com/jogamp/openal/util/WAVLoader.java
index 4ee2305..40ad99e 100644
--- a/src/java/com/jogamp/openal/util/WAVLoader.java
+++ b/src/java/com/jogamp/openal/util/WAVLoader.java
@@ -1,5 +1,6 @@
/**
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+* Copyright (c) 2011 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -33,21 +34,24 @@
package com.jogamp.openal.util;
-import java.io.*;
-import java.nio.*;
-import java.nio.channels.*;
-import javax.sound.sampled.*;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
-import com.jogamp.openal.*;
+import javax.sound.sampled.AudioFormat;
+import javax.sound.sampled.AudioInputStream;
+import javax.sound.sampled.AudioSystem;
+
+import com.jogamp.openal.UnsupportedAudioFileException;
/**
* A Loader utility for (.wav) files. Creates a WAVData object containing the
* data used by the AL.alBufferData method.
*
- * @author Athomas Goldberg
+ * @author Athomas Goldberg, et.al
*/
-public class WAVLoader implements ALConstants {
- private static final int BUFFER_SIZE = 128000;
+public class WAVLoader {
+ // private static final int BUFFER_SIZE = 128000;
/**
* This method loads a (.wav) file into a WAVData object.
@@ -63,16 +67,19 @@ public class WAVLoader implements ALConstants {
*/
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);
+ try {
+ AudioInputStream aIn = AudioSystem.getAudioInputStream(soundFile);
+ return loadFromStreamImpl(aIn);
+ } catch (javax.sound.sampled.UnsupportedAudioFileException e) {
+ throw new UnsupportedAudioFileException(e);
+ }
}
/**
* This method loads a (.wav) file into a WAVData object.
*
- * @param stream An InputStream for the .WAV file.
+ * @param stream An InputStream for the .WAV stream.
*
* @return a WAVData object containing the audio data
*
@@ -83,53 +90,20 @@ public class WAVLoader implements ALConstants {
*/
public static WAVData loadFromStream(InputStream stream)
throws UnsupportedAudioFileException, IOException {
- WAVData result = null;
- AudioInputStream aIn = AudioSystem.getAudioInputStream(stream);
- return readFromStream(aIn);
+ AudioInputStream aIn;
+ try {
+ aIn = AudioSystem.getAudioInputStream(stream);
+ return loadFromStreamImpl(aIn);
+ } catch (javax.sound.sampled.UnsupportedAudioFileException e) {
+ throw new UnsupportedAudioFileException(e);
+ }
}
- private static WAVData readFromStream(AudioInputStream aIn)
+ private static WAVData loadFromStreamImpl(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;
+ final AudioFormat fmt = aIn.getFormat();
+ return WAVData.loadFromStream(aIn, fmt.getChannels(), fmt.getSampleSizeInBits(), Math.round(fmt.getSampleRate()));
}
+
}