diff options
Diffstat (limited to 'src/jogl/classes/com/sun/javafx/audio/windows')
6 files changed, 1058 insertions, 0 deletions
diff --git a/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Audio.java b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Audio.java new file mode 100755 index 000000000..8e4e97b0c --- /dev/null +++ b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Audio.java @@ -0,0 +1,66 @@ +/* + * 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.sun.javafx.audio.windows.waveout; + +import java.io.*; + +public class Audio { + private static Audio instance = null; + private Mixer mixer; + + public synchronized static Audio getInstance() { + if (instance == null) { + instance = new Audio(); + } + return instance; + } + + private Audio() { + mixer = Mixer.getMixer(); + } + + public Mixer getMixer() { + return mixer; + } + + public Track newTrack(File file) throws IOException + { + Track res = new Track(file); + mixer.add(res); + return res; + } + + public void shutdown() { + mixer.shutdown(); + } +} diff --git a/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Mixer.java b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Mixer.java new file mode 100755 index 000000000..814a74a8c --- /dev/null +++ b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Mixer.java @@ -0,0 +1,362 @@ +/* + * 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.sun.javafx.audio.windows.waveout; + +import java.io.*; +import java.nio.*; +import java.util.*; + +// Needed only for NIO workarounds on CVM +import java.lang.reflect.*; + +public class Mixer { + // This class is a singleton + private static Mixer mixer; + + private volatile boolean shutdown; + private volatile Object shutdownLock = new Object(); + private volatile boolean shutdownDone; + + // Windows Event object + private long event; + + private volatile ArrayList/*<Track>*/ tracks = new ArrayList(); + + private Vec3f leftSpeakerPosition = new Vec3f(-1, 0, 0); + private Vec3f rightSpeakerPosition = new Vec3f( 1, 0, 0); + + private float falloffFactor = 1.0f; + + static { + mixer = new Mixer(); + } + + private Mixer() { + event = CreateEvent(); + new FillerThread().start(); + MixerThread m = new MixerThread(); + m.setPriority(Thread.MAX_PRIORITY - 1); + m.start(); + } + + public static Mixer getMixer() { + return mixer; + } + + synchronized void add(Track track) { + ArrayList/*<Track>*/ newTracks = (ArrayList) tracks.clone(); + newTracks.add(track); + tracks = newTracks; + } + + synchronized void remove(Track track) { + ArrayList/*<Track>*/ newTracks = (ArrayList) tracks.clone(); + newTracks.remove(track); + tracks = newTracks; + } + + // NOTE: due to a bug on the APX device, we only have mono sounds, + // so we currently only pay attention to the position of the left + // speaker + public void setLeftSpeakerPosition(float x, float y, float z) { + leftSpeakerPosition.set(x, y, z); + } + + // NOTE: due to a bug on the APX device, we only have mono sounds, + // so we currently only pay attention to the position of the left + // speaker + public void setRightSpeakerPosition(float x, float y, float z) { + rightSpeakerPosition.set(x, y, z); + } + + /** This defines a scale factor of sorts -- the higher the number, + the larger an area the sound will affect. Default value is + 1.0f. Valid values are [1.0f, ...]. The formula for the gain + for each channel is +<PRE> + falloffFactor + ------------------- + falloffFactor + r^2 +</PRE> +*/ + public void setFalloffFactor(float factor) { + falloffFactor = factor; + } + + public void shutdown() { + synchronized(shutdownLock) { + shutdown = true; + SetEvent(event); + try { + shutdownLock.wait(); + } catch (InterruptedException e) { + } + } + } + + class FillerThread extends Thread { + FillerThread() { + super("Mixer Thread"); + } + + public void run() { + while (!shutdown) { + List/*<Track>*/ curTracks = tracks; + + for (Iterator iter = curTracks.iterator(); iter.hasNext(); ) { + Track track = (Track) iter.next(); + try { + track.fill(); + } catch (IOException e) { + e.printStackTrace(); + remove(track); + } + } + + try { + // Run ten times per second + Thread.sleep(100); + } catch (InterruptedException e) { + e.printStackTrace(); + } + } + } + } + + class MixerThread extends Thread { + // Temporary mixing buffer + // Interleaved left and right channels + float[] mixingBuffer; + private Vec3f temp = new Vec3f(); + + MixerThread() { + super("Mixer Thread"); + if (!initializeWaveOut(event)) { + throw new InternalError("Error initializing waveout device"); + } + } + + public void run() { + while (!shutdown) { + // Get the next buffer + long mixerBuffer = getNextMixerBuffer(); + if (mixerBuffer != 0) { + ByteBuffer buf = getMixerBufferData(mixerBuffer); + + if (buf == null) { + // This is happening on CVM because + // JNI_NewDirectByteBuffer isn't implemented + // by default and isn't compatible with the + // JSR-239 NIO implementation (apparently) + buf = newDirectByteBuffer(getMixerBufferDataAddress(mixerBuffer), + getMixerBufferDataCapacity(mixerBuffer)); + } + + if (buf == null) { + throw new InternalError("Couldn't wrap the native address with a direct byte buffer"); + } + + // System.out.println("Mixing buffer"); + + // If we don't have enough samples in our mixing buffer, expand it + // FIXME: knowledge of native output rendering format + if ((mixingBuffer == null) || (mixingBuffer.length < (buf.capacity() / 2 /* bytes / sample */))) { + mixingBuffer = new float[buf.capacity() / 2]; + } else { + // Zap it + for (int i = 0; i < mixingBuffer.length; i++) { + mixingBuffer[i] = 0.0f; + } + } + + // This assertion should be in place if we have stereo + if ((mixingBuffer.length % 2) != 0) { + String msg = "FATAL ERROR: odd number of samples in the mixing buffer"; + System.out.println(msg); + throw new InternalError(msg); + } + + // Run down all of the registered tracks mixing them in + List/*<Track>*/ curTracks = tracks; + + for (Iterator iter = curTracks.iterator(); iter.hasNext(); ) { + Track track = (Track) iter.next(); + // Consider only playing tracks + if (track.isPlaying()) { + // First recompute its gain + Vec3f pos = track.getPosition(); + float leftGain = gain(pos, leftSpeakerPosition); + float rightGain = gain(pos, rightSpeakerPosition); + // Now mix it in + int i = 0; + while (i < mixingBuffer.length) { + if (track.hasNextSample()) { + float sample = track.nextSample(); + mixingBuffer[i++] = sample * leftGain; + mixingBuffer[i++] = sample * rightGain; + } else { + // This allows tracks to stall without being abruptly cancelled + if (track.done()) { + remove(track); + } + break; + } + } + } + } + + // Now that we have our data, send it down to the card + int outPos = 0; + for (int i = 0; i < mixingBuffer.length; i++) { + short val = (short) mixingBuffer[i]; + buf.put(outPos++, (byte) val); + buf.put(outPos++, (byte) (val >> 8)); + } + if (!prepareMixerBuffer(mixerBuffer)) { + throw new RuntimeException("Error preparing mixer buffer"); + } + if (!writeMixerBuffer(mixerBuffer)) { + throw new RuntimeException("Error writing mixer buffer to device"); + } + } else { + // System.out.println("No mixer buffer available"); + + // Wait for a buffer to become available + if (!WaitForSingleObject(event)) { + throw new RuntimeException("Error while waiting for event object"); + } + + /* + try { + Thread.sleep(10); + } catch (InterruptedException e) { + } + */ + } + } + + // Need to shut down + shutdownWaveOut(); + synchronized(shutdownLock) { + shutdownLock.notifyAll(); + } + } + + // This defines the 3D spatialization gain function. + // The function is defined as: + // falloffFactor + // ------------------- + // falloffFactor + r^2 + private float gain(Vec3f pos, Vec3f speakerPos) { + temp.sub(pos, speakerPos); + float dotp = temp.dot(temp); + return (falloffFactor / (falloffFactor + dotp)); + } + } + + // Initializes waveout device + private static native boolean initializeWaveOut(long eventObject); + // Shuts down waveout device + private static native void shutdownWaveOut(); + + // Gets the next (opaque) buffer of data to fill from the native + // code, or 0 if none was available yet (it should not happen that + // none is available the way the code is written). + private static native long getNextMixerBuffer(); + // Gets the next ByteBuffer to fill out of the mixer buffer. It + // requires interleaved left and right channel samples, 16 signed + // bits per sample, little endian. Implicit 44.1 kHz sample rate. + private static native ByteBuffer getMixerBufferData(long mixerBuffer); + // We need these to work around the lack of + // JNI_NewDirectByteBuffer in CVM + the JSR 239 NIO classes + private static native long getMixerBufferDataAddress(long mixerBuffer); + private static native int getMixerBufferDataCapacity(long mixerBuffer); + // Prepares this mixer buffer for writing to the device. + private static native boolean prepareMixerBuffer(long mixerBuffer); + // Writes this mixer buffer to the device. + private static native boolean writeMixerBuffer(long mixerBuffer); + + // Helpers to prevent mixer thread from busy waiting + private static native long CreateEvent(); + private static native boolean WaitForSingleObject(long event); + private static native void SetEvent(long event); + private static native void CloseHandle(long handle); + + // We need a reflective hack to wrap a direct ByteBuffer around + // the native memory because JNI_NewDirectByteBuffer doesn't work + // in CVM + JSR-239 NIO + private static Class directByteBufferClass; + private static Constructor directByteBufferConstructor; + private static Map createdBuffers = new HashMap(); // Map Long, ByteBuffer + + private static ByteBuffer newDirectByteBuffer(long address, long capacity) { + Long key = new Long(address); + ByteBuffer buf = (ByteBuffer) createdBuffers.get(key); + if (buf == null) { + buf = newDirectByteBufferImpl(address, capacity); + if (buf != null) { + createdBuffers.put(key, buf); + } + } + return buf; + } + private static ByteBuffer newDirectByteBufferImpl(long address, long capacity) { + if (directByteBufferClass == null) { + try { + directByteBufferClass = Class.forName("java.nio.DirectByteBuffer"); + byte[] tmp = new byte[0]; + directByteBufferConstructor = + directByteBufferClass.getDeclaredConstructor(new Class[] { Integer.TYPE, + tmp.getClass(), + Integer.TYPE }); + directByteBufferConstructor.setAccessible(true); + } catch (Exception e) { + e.printStackTrace(); + } + } + + if (directByteBufferConstructor != null) { + try { + return (ByteBuffer) + directByteBufferConstructor.newInstance(new Object[] { + new Integer((int) capacity), + null, + new Integer((int) address) + }); + } catch (Exception e) { + e.printStackTrace(); + } + } + return null; + } +} diff --git a/src/jogl/classes/com/sun/javafx/audio/windows/waveout/SoundBuffer.java b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/SoundBuffer.java new file mode 100755 index 000000000..b0404673e --- /dev/null +++ b/src/jogl/classes/com/sun/javafx/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.sun.javafx.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; + } +} diff --git a/src/jogl/classes/com/sun/javafx/audio/windows/waveout/TestSpatialization.java b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/TestSpatialization.java new file mode 100755 index 000000000..4bf967a02 --- /dev/null +++ b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/TestSpatialization.java @@ -0,0 +1,88 @@ +/* + * 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.sun.javafx.audio.windows.waveout; + +import java.io.*; +import javax.media.opengl.GLDrawableFactory; + +public class TestSpatialization { + public static void main(String[] args) { + if (args.length != 1) { + System.out.println("Usage: TestSpatialization [file name]"); + System.exit(1); + } + + try { + // FIXME: this is a hack to get the native library loaded + try { + GLDrawableFactory.getFactory(NativeWindow.class); + } catch (Exception e) {} + // Initialize the audio subsystem + Audio audio = Audio.getInstance(); + // Create a track + Track track = audio.newTrack(new File(args[0])); + track.setPosition(1, 0, 0); + // Run for ten seconds + long startTime = System.currentTimeMillis(); + long duration = 10000; + long curTime = 0; + try { + Thread.sleep(500); + } catch (InterruptedException e) { + } + System.out.println("Playing..."); + track.setLooping(true); + track.play(); + while ((curTime = System.currentTimeMillis()) < startTime + duration) { + // Make one revolution every two seconds + float rads = (float) (((2 * Math.PI) * (((float) (curTime - startTime)) / 1000.0f)) / 2); + track.setPosition((float) Math.cos(rads), 0, (float) Math.sin(rads)); + // Would like to make it go in a circle, but since + // stereo doesn't work now, make it move along a line + // track.setPosition(-1.0f, 0, 2.0f * (float) Math.sin(rads)); + // Sleep a little between updates + try { + Thread.sleep(10); + } catch (InterruptedException e) { + } + } + System.out.println("Shutting down audio subsystem"); + audio.shutdown(); + System.out.println("Exiting."); + System.exit(0); + } catch (Exception e) { + e.printStackTrace(); + System.exit(1); + } + } +} diff --git a/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Track.java b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Track.java new file mode 100755 index 000000000..190396112 --- /dev/null +++ b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Track.java @@ -0,0 +1,206 @@ +/* + * 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.sun.javafx.audio.windows.waveout; + +import java.io.*; +import java.nio.*; + +public class Track { + // Default number of samples per buffer + private static final int BUFFER_SIZE = 32768; + // Number of bytes per sample (FIXME: dependence on audio format) + static final int BYTES_PER_SAMPLE = 2; + // Whether we need byte swapping (FIXME: dependence on audio format) + static final boolean NEEDS_BYTE_SWAP = true; + + // This is the buffer this track is currently playing from + private SoundBuffer activeBuffer; + // This is the sample position in the active buffer + private int samplePosition; + // This is the total number of samples in the file + private int totalSamples; + // This is the total number of samples we have read + private int samplesRead; + // This is the buffer that the background filler thread may be filling + private SoundBuffer fillingBuffer; + // If we're playing the file, this is its input stream + private InputStream input; + // Keep around the file name + private File file; + // Whether we're playing this sound + private boolean playing; + // Whether we're looping this sound + private boolean looping; + // The position of this sound; defaults to being at the origin + private volatile Vec3f position = new Vec3f(); + + Track(File file) throws IOException { + if (!file.getName().endsWith(".rawsound")) { + throw new IOException("Unsupported file format (currently supports only raw sounds)"); + } + + this.file = file; + openInput(); + + // Allocate the buffers + activeBuffer = new SoundBuffer(BUFFER_SIZE, BYTES_PER_SAMPLE, NEEDS_BYTE_SWAP); + fillingBuffer = new SoundBuffer(BUFFER_SIZE, BYTES_PER_SAMPLE, NEEDS_BYTE_SWAP); + + // Fill the first buffer immediately + fill(); + swapBuffers(); + } + + private void openInput() throws IOException { + input = new BufferedInputStream(new FileInputStream(file)); + totalSamples = (int) file.length() / BYTES_PER_SAMPLE; + } + + public File getFile() { + return file; + } + + public synchronized void play() { + if (input == null) { + try { + openInput(); + // Fill it immediately + fill(); + } catch (IOException e) { + e.printStackTrace(); + return; + } + } + + playing = true; + } + + public synchronized boolean isPlaying() { + return playing; + } + + public synchronized void setLooping(boolean looping) { + this.looping = looping; + } + + public synchronized boolean isLooping() { + return looping; + } + + public void setPosition(float x, float y, float z) { + position = new Vec3f(x, y, z); + } + + synchronized void fill() throws IOException { + if (input == null) { + return; + } + SoundBuffer curBuffer = fillingBuffer; + if (!curBuffer.empty()) { + return; + } + curBuffer.fill(input); + if (curBuffer.empty()) { + // End of file + InputStream tmp = null; + synchronized(this) { + tmp = input; + input = null; + } + tmp.close(); + + // If looping, re-open + if (isLooping()) { + openInput(); + // and fill + fill(); + } + } + } + + // These are only for use by the Mixer + private float leftGain; + private float rightGain; + + void setLeftGain(float leftGain) { + this.leftGain = leftGain; + } + + float getLeftGain() { + return leftGain; + } + + void setRightGain(float rightGain) { + this.rightGain = rightGain; + } + + float getRightGain() { + return rightGain; + } + + Vec3f getPosition() { + return position; + } + + // This is called by the mixer and must be extremely fast + // Note this assumes mono sounds (FIXME) + boolean hasNextSample() { + return (!activeBuffer.empty() && samplePosition < activeBuffer.numSamples()); + } + + // This is called by the mixer and must be extremely fast + float nextSample() { + float res = activeBuffer.getSample(samplePosition++); + ++samplesRead; + if (!hasNextSample()) { + swapBuffers(); + samplePosition = 0; + if (done()) { + playing = false; + } + } + return res; + } + + synchronized void swapBuffers() { + SoundBuffer tmp = activeBuffer; + activeBuffer = fillingBuffer; + fillingBuffer = tmp; + fillingBuffer.empty(true); + } + + // This provides a more robust termination condition + boolean done() { + return (samplesRead == totalSamples) && !looping; + } +} diff --git a/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Vec3f.java b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Vec3f.java new file mode 100755 index 000000000..9a3038e35 --- /dev/null +++ b/src/jogl/classes/com/sun/javafx/audio/windows/waveout/Vec3f.java @@ -0,0 +1,212 @@ +/* + * 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.sun.javafx.audio.windows.waveout; + +/** 3-element single-precision vector */ + +class Vec3f { + public static final Vec3f X_AXIS = new Vec3f( 1, 0, 0); + public static final Vec3f Y_AXIS = new Vec3f( 0, 1, 0); + public static final Vec3f Z_AXIS = new Vec3f( 0, 0, 1); + public static final Vec3f NEG_X_AXIS = new Vec3f(-1, 0, 0); + public static final Vec3f NEG_Y_AXIS = new Vec3f( 0, -1, 0); + public static final Vec3f NEG_Z_AXIS = new Vec3f( 0, 0, -1); + + private float x; + private float y; + private float z; + + public Vec3f() {} + + public Vec3f(Vec3f arg) { + set(arg); + } + + public Vec3f(float x, float y, float z) { + set(x, y, z); + } + + public Vec3f copy() { + return new Vec3f(this); + } + + public void set(Vec3f arg) { + set(arg.x, arg.y, arg.z); + } + + public void set(float x, float y, float z) { + this.x = x; + this.y = y; + this.z = z; + } + + /** Sets the ith component, 0 <= i < 3 */ + public void set(int i, float val) { + switch (i) { + case 0: x = val; break; + case 1: y = val; break; + case 2: z = val; break; + default: throw new IndexOutOfBoundsException(); + } + } + + /** Gets the ith component, 0 <= i < 3 */ + public float get(int i) { + switch (i) { + case 0: return x; + case 1: return y; + case 2: return z; + default: throw new IndexOutOfBoundsException(); + } + } + + public float x() { return x; } + public float y() { return y; } + public float z() { return z; } + + public void setX(float x) { this.x = x; } + public void setY(float y) { this.y = y; } + public void setZ(float z) { this.z = z; } + + public float dot(Vec3f arg) { + return x * arg.x + y * arg.y + z * arg.z; + } + + public float length() { + return (float) Math.sqrt(lengthSquared()); + } + + public float lengthSquared() { + return this.dot(this); + } + + public void normalize() { + float len = length(); + if (len == 0.0f) return; + scale(1.0f / len); + } + + /** Returns this * val; creates new vector */ + public Vec3f times(float val) { + Vec3f tmp = new Vec3f(this); + tmp.scale(val); + return tmp; + } + + /** this = this * val */ + public void scale(float val) { + x *= val; + y *= val; + z *= val; + } + + /** Returns this + arg; creates new vector */ + public Vec3f plus(Vec3f arg) { + Vec3f tmp = new Vec3f(); + tmp.add(this, arg); + return tmp; + } + + /** this = this + b */ + public void add(Vec3f b) { + add(this, b); + } + + /** this = a + b */ + public void add(Vec3f a, Vec3f b) { + x = a.x + b.x; + y = a.y + b.y; + z = a.z + b.z; + } + + /** Returns this + s * arg; creates new vector */ + public Vec3f addScaled(float s, Vec3f arg) { + Vec3f tmp = new Vec3f(); + tmp.addScaled(this, s, arg); + return tmp; + } + + /** this = a + s * b */ + public void addScaled(Vec3f a, float s, Vec3f b) { + x = a.x + s * b.x; + y = a.y + s * b.y; + z = a.z + s * b.z; + } + + /** Returns this - arg; creates new vector */ + public Vec3f minus(Vec3f arg) { + Vec3f tmp = new Vec3f(); + tmp.sub(this, arg); + return tmp; + } + + /** this = this - b */ + public void sub(Vec3f b) { + sub(this, b); + } + + /** this = a - b */ + public void sub(Vec3f a, Vec3f b) { + x = a.x - b.x; + y = a.y - b.y; + z = a.z - b.z; + } + + /** Returns this cross arg; creates new vector */ + public Vec3f cross(Vec3f arg) { + Vec3f tmp = new Vec3f(); + tmp.cross(this, arg); + return tmp; + } + + /** this = a cross b. NOTE: "this" must be a different vector than + both a and b. */ + public void cross(Vec3f a, Vec3f b) { + x = a.y * b.z - a.z * b.y; + y = a.z * b.x - a.x * b.z; + z = a.x * b.y - a.y * b.x; + } + + /** Sets each component of this vector to the product of the + component with the corresponding component of the argument + vector. */ + public void componentMul(Vec3f arg) { + x *= arg.x; + y *= arg.y; + z *= arg.z; + } + + public String toString() { + return "(" + x + ", " + y + ", " + z + ")"; + } +} |