From 2d57c25287542dcbad59c6b4782e87f86bd0fbc6 Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Mon, 29 Mar 2010 04:40:53 +0200
Subject: moved com.jogamp.javafx.* to com.jogamp.*.
---
.../jogamp/audio/windows/waveout/SoundBuffer.java | 124 +++++++++++++++++++++
1 file changed, 124 insertions(+)
create mode 100755 src/jogl/classes/com/jogamp/audio/windows/waveout/SoundBuffer.java
(limited to 'src/jogl/classes/com/jogamp/audio/windows/waveout/SoundBuffer.java')
diff --git a/src/jogl/classes/com/jogamp/audio/windows/waveout/SoundBuffer.java b/src/jogl/classes/com/jogamp/audio/windows/waveout/SoundBuffer.java
new file mode 100755
index 000000000..c45430d23
--- /dev/null
+++ b/src/jogl/classes/com/jogamp/audio/windows/waveout/SoundBuffer.java
@@ -0,0 +1,124 @@
+/*
+ * Copyright (c) 2008 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.
+ */
+
+package com.jogamp.audio.windows.waveout;
+
+import java.io.*;
+
+class SoundBuffer {
+ private byte[] data;
+ private boolean needsByteSwap;
+ private int numBytes;
+ private int bytesPerSample;
+ private int numSamples;
+ private boolean playing;
+ private boolean empty;
+
+ // Note: needsByteSwap argument makes assumptions about the format
+ SoundBuffer(int size, int bytesPerSample, boolean needsByteSwap) {
+ this.bytesPerSample = bytesPerSample;
+ this.needsByteSwap = needsByteSwap;
+ data = new byte[size * bytesPerSample];
+ empty = true;
+ }
+
+ boolean playing() {
+ return playing;
+ }
+
+ void playing(boolean playing) {
+ this.playing = playing;
+ }
+
+ boolean empty() {
+ return empty;
+ }
+
+ void empty(boolean empty) {
+ this.empty = empty;
+ }
+
+ void fill(InputStream input) throws IOException {
+ synchronized(this) {
+ if (playing) {
+ throw new IllegalStateException("Can not fill a buffer that is playing");
+ }
+ }
+
+ empty(true);
+ int num = input.read(data);
+ if (num > 0) {
+ numBytes = num;
+ numSamples = numBytes / bytesPerSample;
+ empty(false);
+ if ((numBytes % bytesPerSample) != 0) {
+ System.out.println("WARNING: needed integral multiple of " + bytesPerSample +
+ " bytes, but read " + numBytes + " bytes");
+ }
+ } else {
+ numBytes = 0;
+ }
+ }
+
+ int numSamples() {
+ return numSamples;
+ }
+
+ // This is called by the mixer and must be extremely fast
+ // FIXME: may want to reconsider use of floating point at this point
+ // FIXME: assumes all sounds are of the same format to avoid normalization
+ float getSample(int sample) {
+ int startByte = sample * bytesPerSample;
+ // FIXME: assumes no more than 4 bytes per sample
+ int res = 0;
+ if (needsByteSwap) {
+ for (int i = startByte + bytesPerSample - 1; i >= startByte; i--) {
+ res <<= 8;
+ res |= (data[i] & 0xff);
+ }
+ } else {
+ int endByte = startByte + bytesPerSample - 1;
+ for (int i = startByte; i <= endByte; i++) {
+ res <<= 8;
+ res |= (data[i] & 0xff);
+ }
+ }
+ // Sign extend
+ if (bytesPerSample == 2) {
+ res = (short) res;
+ } else if (bytesPerSample == 1) {
+ res = (byte) res;
+ }
+
+ return (float) res;
+ }
+}
--
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