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-rw-r--r--src/java/com/jogamp/openal/util/WAVData.java29
-rw-r--r--src/java/com/jogamp/openal/util/WAVLoader.java5
2 files changed, 19 insertions, 15 deletions
diff --git a/src/java/com/jogamp/openal/util/WAVData.java b/src/java/com/jogamp/openal/util/WAVData.java
index d470643..43c217d 100644
--- a/src/java/com/jogamp/openal/util/WAVData.java
+++ b/src/java/com/jogamp/openal/util/WAVData.java
@@ -34,6 +34,7 @@
package com.jogamp.openal.util;
+import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
@@ -41,6 +42,7 @@ import java.nio.ByteOrder;
import java.nio.channels.Channels;
import java.nio.channels.ReadableByteChannel;
+import com.jogamp.common.util.IOUtil;
import com.jogamp.openal.ALConstants;
import com.jogamp.openal.UnsupportedAudioFileException;
@@ -84,11 +86,12 @@ public final class WAVData {
/**
* This method loads a (.wav) file into a WAVData object.
- *
- * @param stream An InputStream for the .WAV stream
+ * @param initialCapacity initial buffer capacity in bytes, if > available bytes
* @param numChannels
* @param bits
* @param sampleRate
+ * @param byteOrder
+ * @param stream An InputStream for the .WAV stream
*
* @return a WAVData object containing the audio data
*
@@ -97,9 +100,12 @@ public final class WAVData {
* @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)
+ public static WAVData loadFromStream(InputStream aIn, int initialCapacity, int numChannels, int bits, int sampleRate, ByteOrder byteOrder, boolean loop)
throws IOException {
- ReadableByteChannel aChannel = Channels.newChannel(aIn);
+ if( !(aIn instanceof BufferedInputStream) ) {
+ aIn = new BufferedInputStream(aIn);
+ }
+ // ReadableByteChannel aChannel = Channels.newChannel(aIn);
int format = ALConstants.AL_FORMAT_MONO8;
if ((bits == 8) && (numChannels == 1)) {
@@ -112,16 +118,11 @@ public final class WAVData {
format = ALConstants.AL_FORMAT_STEREO16;
}
- int size = aIn.available();
- ByteBuffer buffer = ByteBuffer.allocateDirect(size);
- while (buffer.remaining() > 0) {
- aChannel.read(buffer);
- }
- buffer.rewind();
+ ByteBuffer buffer = IOUtil.copyStream2ByteBuffer(aIn, initialCapacity);
+ int size = buffer.limit();
- // 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)) {
+ // Must byte swap in case endianess mismatch
+ if ( bits == 16 && ByteOrder.nativeOrder() != byteOrder ) {
int len = buffer.remaining();
for (int i = 0; i < len; i += 2) {
byte a = buffer.get(i);
@@ -131,7 +132,7 @@ public final class WAVData {
}
}
- WAVData result = new WAVData(buffer, format, size, sampleRate, false);
+ WAVData result = new WAVData(buffer, format, size, sampleRate, loop);
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 40ad99e..f997eb4 100644
--- a/src/java/com/jogamp/openal/util/WAVLoader.java
+++ b/src/java/com/jogamp/openal/util/WAVLoader.java
@@ -37,6 +37,7 @@ package com.jogamp.openal.util;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
+import java.nio.ByteOrder;
import javax.sound.sampled.AudioFormat;
import javax.sound.sampled.AudioInputStream;
@@ -103,7 +104,9 @@ public class WAVLoader {
private static WAVData loadFromStreamImpl(AudioInputStream aIn)
throws UnsupportedAudioFileException, IOException {
final AudioFormat fmt = aIn.getFormat();
- return WAVData.loadFromStream(aIn, fmt.getChannels(), fmt.getSampleSizeInBits(), Math.round(fmt.getSampleRate()));
+ return WAVData.loadFromStream(aIn, -1, fmt.getChannels(), fmt.getSampleSizeInBits(),
+ Math.round(fmt.getSampleRate()),
+ fmt.isBigEndian() ? ByteOrder.BIG_ENDIAN : ByteOrder.LITTLE_ENDIAN, false);
}
}