1.1 --- a/src/com/aurellem/capture/Capture.java	Sat Dec 03 19:18:38 2011 -0600
     1.2 +++ b/src/com/aurellem/capture/Capture.java	Sat Dec 03 19:25:27 2011 -0600
     1.3 @@ -18,122 +18,135 @@
     1.4  import com.jme3.system.JmeSystem;
     1.5  
     1.6  /**
     1.7 - * Use the methods in this class for capturing consistent, high quality video and audio from a 
     1.8 - * jMonkeyEngine3 application.  To capture audio or video do the following:
     1.9 + * Use the methods in this class for capturing consistent, high quality video
    1.10 + * and audio from a jMonkeyEngine3 application.  To capture audio or video do
    1.11 + * the following:
    1.12   * 
    1.13 - * 1.) Set your application's timer to an IsoTimer. Create the IsoTimer with the desired video
    1.14 - *     frames-per-second.
    1.15 - * 2.) Call captureAudio and/or captureVideo on the Application as desired before starting the Application.
    1.16 + * 1.) Set your application's timer to an IsoTimer. Create the IsoTimer with the
    1.17 + *     desired video frames-per-second.
    1.18 + *
    1.19 + * 2.) Call captureAudio and/or captureVideo on the Application as desired
    1.20 + *     before starting the Application.
    1.21   * 
    1.22 - * See the Basic and Advanced demos in the examples section for more information.  If you have any trouble, 
    1.23 - * please PM me on the jMonkeyEngine forums.  My username is bortreb.
    1.24 + * See the Basic and Advanced demos in the examples section for more
    1.25 + * information.  If you have any trouble, please PM me on the jMonkeyEngine
    1.26 + * forums.  My username is bortreb.
    1.27   * 
    1.28   * @author Robert McIntyre
    1.29   */
    1.30  
    1.31  public class Capture {
    1.32  
    1.33 -	/**
    1.34 -	 * Use this function to capture video from your application.  You specify the framerate at which
    1.35 -	 * the video will be recording by setting the Application's timer to an IsoTimer created with the 
    1.36 -	 * desired frames-per-second. 
    1.37 -	 * 
    1.38 -	 * There are three ways to record and they are selected by the properties of the file that you 
    1.39 -	 * specify.
    1.40 -	 * 
    1.41 -	 * 1.) (Preferred)
    1.42 -	 *     If you supply an empty directory as the file, then the video will
    1.43 -	 *     be saved as a sequence of .png files, one file per frame.  The files start at
    1.44 -	 *     0000000.png and increment from there.  You can then combine the frames into your  
    1.45 -	 *     preferred container/codec. If the directory is not empty, then writing video frames
    1.46 -	 *     to it will fail, and nothing will be written.
    1.47 -	 *     
    1.48 -	 * 2.) If the filename ends in ".avi" then the frames will be encoded as a RAW stream
    1.49 -	 *     inside an AVI 1.0 container.  The resulting file will be quite large and you will
    1.50 -	 *     probably want to re-encode it to your preferred container/codec format.  Be advised
    1.51 -	 *     that some video payers cannot process AVI with a RAW stream, and that AVI 1.0 files
    1.52 -	 *     generated by this method that exceed 2.0GB are invalid according to the AVI 1.0 spec
    1.53 -	 *     (but many programs can still deal with them.)  Thanks to Werner Randelshofer for his 
    1.54 -	 *     excellent work which made AVI file writer option possible.
    1.55 -	 *  
    1.56 -	 * 3.) Any non-directory file ending in anything other than ".avi" will be processed through 
    1.57 -	 *     Xuggle.  Xuggle provides the option to use many codecs/containers, but you will have to 
    1.58 -	 *     install it on your system yourself in order to use this option. Please visit 
    1.59 -	 *     http://www.xuggle.com/ to learn how to do this.
    1.60 -	 * 
    1.61 -	 * @param app The Application from which you wish to record Video.
    1.62 -	 * @param file The file to which the video will be captured. 
    1.63 -	 * @throws IOException
    1.64 -	 */
    1.65 +    /**
    1.66 +     * Use this function to capture video from your application.  You
    1.67 +     * specify the framerate at which the video will be recording by setting
    1.68 +     * the Application's timer to an IsoTimer created with the desired
    1.69 +     * frames-per-second.
    1.70 +     * 
    1.71 +     * There are three ways to record and they are selected by the
    1.72 +     * properties of the file that you specify.
    1.73 +     * 
    1.74 +     * 1.) (Preferred) If you supply an empty directory as the file, then
    1.75 +     *     the video will be saved as a sequence of .png files, one file per
    1.76 +     *     frame.  The files start at 0000000.png and increment from there.
    1.77 +     *     You can then combine the frames into your preferred
    1.78 +     *     container/codec. If the directory is not empty, then writing
    1.79 +     *     video frames to it will fail, and nothing will be written.
    1.80 +     *     
    1.81 +     * 2.) If the filename ends in ".avi" then the frames will be encoded as
    1.82 +     *     a RAW stream inside an AVI 1.0 container.  The resulting file
    1.83 +     *     will be quite large and you will probably want to re-encode it to
    1.84 +     *     your preferred container/codec format.  Be advised that some
    1.85 +     *     video payers cannot process AVI with a RAW stream, and that AVI
    1.86 +     *     1.0 files generated by this method that exceed 2.0GB are invalid
    1.87 +     *     according to the AVI 1.0 spec (but many programs can still deal
    1.88 +     *     with them.)  Thanks to Werner Randelshofer for his excellent work
    1.89 +     *     which made AVI file writer option possible.
    1.90 +     *  
    1.91 +     * 3.) Any non-directory file ending in anything other than ".avi" will
    1.92 +     *     be processed through Xuggle.  Xuggle provides the option to use
    1.93 +     *     many codecs/containers, but you will have to install it on your
    1.94 +     *     system yourself in order to use this option. Please visit
    1.95 +     *     http://www.xuggle.com/ to learn how to do this.
    1.96 +     * 
    1.97 +     * @param app The Application from which you wish to record Video.
    1.98 +     * @param file The file to which the video will be captured. 
    1.99 +     * @throws IOException
   1.100 +     */
   1.101  	
   1.102 -	public static void captureVideo(final Application app, final File file) throws IOException{
   1.103 -		final AbstractVideoRecorder videoRecorder;
   1.104 +    public static void captureVideo(final Application app, final File file) throws IOException{
   1.105 +	final AbstractVideoRecorder videoRecorder;
   1.106  
   1.107 -		if (file.getCanonicalPath().endsWith(".avi")){
   1.108 -			videoRecorder = new AVIVideoRecorder(file);}
   1.109 -		else if (file.isDirectory()){
   1.110 -			videoRecorder = new FileVideoRecorder(file);}
   1.111 -		else { videoRecorder = new XuggleVideoRecorder(file);}
   1.112 +	if (file.getCanonicalPath().endsWith(".avi")){
   1.113 +	    videoRecorder = new AVIVideoRecorder(file);}
   1.114 +	else if (file.isDirectory()){
   1.115 +	    videoRecorder = new FileVideoRecorder(file);}
   1.116 +	else { videoRecorder = new XuggleVideoRecorder(file);}
   1.117  
   1.118 -		Callable<Object> thunk = new Callable<Object>(){
   1.119 -			public Object call(){
   1.120 +	Callable<Object> thunk = new Callable<Object>(){
   1.121 +	    public Object call(){
   1.122  
   1.123 -				ViewPort viewPort = 
   1.124 -						app.getRenderManager()
   1.125 -						.createPostView("aurellem video record", app.getCamera());
   1.126 +		ViewPort viewPort = 
   1.127 +		app.getRenderManager()
   1.128 +		.createPostView("aurellem video record", app.getCamera());
   1.129  
   1.130 -				viewPort.setClearFlags(false, false, false);
   1.131 +		viewPort.setClearFlags(false, false, false);
   1.132  
   1.133 -				// get GUI node stuff
   1.134 -				for (Spatial s : app.getGuiViewPort().getScenes()){
   1.135 -					viewPort.attachScene(s);
   1.136 -				}
   1.137 +		// get GUI node stuff
   1.138 +		for (Spatial s : app.getGuiViewPort().getScenes()){
   1.139 +		    viewPort.attachScene(s);
   1.140 +		}
   1.141  
   1.142 -				app.getStateManager().attach(videoRecorder);
   1.143 -				viewPort.addProcessor(videoRecorder);
   1.144 -				return null;
   1.145 -			}
   1.146 -		};
   1.147 -		app.enqueue(thunk);
   1.148 -	}
   1.149 +		app.getStateManager().attach(videoRecorder);
   1.150 +		viewPort.addProcessor(videoRecorder);
   1.151 +		return null;
   1.152 +	    }
   1.153 +	};
   1.154 +	app.enqueue(thunk);
   1.155 +    }
   1.156  
   1.157  
   1.158 -	/**
   1.159 -	 * Use this function to capture audio from your application.  Audio data will be saved in linear
   1.160 -	 * PCM format at 44,100 hertz in the wav container format to the file that you specify.  
   1.161 -	 * 
   1.162 -	 * Note that you *have* to use an IsoTimer for your Application's timer while recording audio or 
   1.163 -	 * the recording will fail. Also ensure that your IsoTimer obeys the following constraints: 
   1.164 -	 * 
   1.165 -	 *  - The frames-per-second value of the IsoTimer cannot be lower than 10 frames-per-second.
   1.166 -	 *  - The frames-per-second value of the IsoTimer must evenly divide 44,100.  
   1.167 -	 * 
   1.168 -	 * @param app The Application from which you wish to record Audio.
   1.169 -	 * @param file the target file to which you want to record audio data.
   1.170 -	 * @throws IOException
   1.171 -	 */
   1.172 +    /**
   1.173 +     * Use this function to capture audio from your application.  Audio data
   1.174 +     * will be saved in linear PCM format at 44,100 hertz in the wav container
   1.175 +     * format to the file that you specify.
   1.176 +     * 
   1.177 +     * Note that you *have* to use an IsoTimer for your Application's timer
   1.178 +     * while recording audio or the recording will fail. Also ensure that your
   1.179 +     * IsoTimer obeys the following constraints:
   1.180 +     * 
   1.181 +     *  1.) The frames-per-second value of the IsoTimer cannot be lower than 10
   1.182 +     *   frames-per-second.
   1.183 +     *
   1.184 +     *  2.) The frames-per-second value of the IsoTimer must evenly divide
   1.185 +     *   44,100.
   1.186 +     * 
   1.187 +     * @param app The Application from which you wish to record Audio.
   1.188 +     * @param file the target file to which you want to record audio data.
   1.189 +     * @throws IOException
   1.190 +     */
   1.191  	
   1.192 -	public static void captureAudio(final Application app, final File file) throws IOException{
   1.193 -		AppSettings settings = null;
   1.194 -		if (app.getContext() != null){settings = app.getContext().getSettings();}
   1.195 -		if (settings == null){settings = new AppSettings(true);}
   1.196 -		settings.setAudioRenderer("Send");
   1.197 -		app.setSettings(settings);
   1.198 +    public static void captureAudio(final Application app, final File file) throws IOException{
   1.199 +	AppSettings settings = null;
   1.200 +	if (app.getContext() != null){settings = app.getContext().getSettings();}
   1.201 +	if (settings == null){settings = new AppSettings(true);}
   1.202 +	settings.setAudioRenderer("Send");
   1.203 +	app.setSettings(settings);
   1.204  
   1.205 -		JmeSystem.setSystemDelegate(new AurellemSystemDelegate());
   1.206 +	JmeSystem.setSystemDelegate(new AurellemSystemDelegate());
   1.207  		
   1.208 -		final WaveFileWriter writer = new WaveFileWriter(file);
   1.209 +	final WaveFileWriter writer = new WaveFileWriter(file);
   1.210  
   1.211 -		Callable<Object> thunk = new Callable<Object>(){
   1.212 -			public Object call(){
   1.213 -				AudioRenderer ar = app.getAudioRenderer();
   1.214 -				if (ar instanceof MultiListener){
   1.215 -					MultiListener ml = (MultiListener)ar;
   1.216 -					ml.registerSoundProcessor(writer);
   1.217 -				}
   1.218 -				return null;
   1.219 -			}
   1.220 -		};
   1.221 -		app.enqueue(thunk);
   1.222 -	}		
   1.223 +	Callable<Object> thunk = new Callable<Object>(){
   1.224 +	    public Object call(){
   1.225 +		AudioRenderer ar = app.getAudioRenderer();
   1.226 +		if (ar instanceof MultiListener){
   1.227 +		    MultiListener ml = (MultiListener)ar;
   1.228 +		    ml.registerSoundProcessor(writer);
   1.229 +		}
   1.230 +		return null;
   1.231 +	    }
   1.232 +	};
   1.233 +	app.enqueue(thunk);
   1.234 +    }		
   1.235  }

     2.1 --- a/src/com/aurellem/capture/IsoTimer.java	Sat Dec 03 19:18:38 2011 -0600
     2.2 +++ b/src/com/aurellem/capture/IsoTimer.java	Sat Dec 03 19:25:27 2011 -0600
     2.3 @@ -12,9 +12,9 @@
     2.4   * throttles its physics engine and graphics display. If the
     2.5   * computations involved in running the game are too intense, then the
     2.6   * game will first skip frames, then sacrifice physics accuracy. If
     2.7 - * there are particularly demanding computations, then you may only get
     2.8 - * 1 fps, and the ball may tunnel through the floor or obstacles due
     2.9 - * to inaccurate physics simulation, but after the end of one
    2.10 + * there are particularly demanding computations, then you may only
    2.11 + * get 1 fps, and the ball may tunnel through the floor or obstacles
    2.12 + * due to inaccurate physics simulation, but after the end of one
    2.13   * user-hour, that ball will have traveled one game-mile.
    2.14   *
    2.15   * When we're recording video or audio, we don't care if the game-time
    2.16 @@ -36,32 +36,32 @@
    2.17  
    2.18  public class IsoTimer extends Timer {
    2.19  
    2.20 -	private float framerate;
    2.21 -	private int ticks;
    2.22 +    private float framerate;
    2.23 +    private int ticks;
    2.24  	
    2.25 -	public IsoTimer(float framerate){
    2.26 -		this.framerate = framerate;
    2.27 -		this.ticks = 0;
    2.28 -	}
    2.29 +    public IsoTimer(float framerate){
    2.30 +	this.framerate = framerate;
    2.31 +	this.ticks = 0;
    2.32 +    }
    2.33  	
    2.34 -	public long getTime() {
    2.35 -		return (long) (this.ticks / this.framerate);
    2.36 -	}
    2.37 +    public long getTime() {
    2.38 +	return (long) (this.ticks / this.framerate);
    2.39 +    }
    2.40  	
    2.41 -	public long getResolution() {
    2.42 -		return 1000000000L;
    2.43 -	}
    2.44 +    public long getResolution() {
    2.45 +	return 1000000000L;
    2.46 +    }
    2.47  	
    2.48 -	public float getFrameRate() {
    2.49 -		return this.framerate;
    2.50 -	}
    2.51 +    public float getFrameRate() {
    2.52 +	return this.framerate;
    2.53 +    }
    2.54  	
    2.55 -	public float getTimePerFrame() {
    2.56 -		return (float) (1.0f / this.framerate);
    2.57 -	}
    2.58 +    public float getTimePerFrame() {
    2.59 +	return (float) (1.0f / this.framerate);
    2.60 +    }
    2.61  
    2.62 -	public void update() {this.ticks++;}
    2.63 +    public void update() {this.ticks++;}
    2.64  	
    2.65 -	public void reset() {this.ticks = 0;}
    2.66 +    public void reset() {this.ticks = 0;}
    2.67  
    2.68  }

     3.1 --- a/src/com/aurellem/capture/examples/Advanced.java	Sat Dec 03 19:18:38 2011 -0600
     3.2 +++ b/src/com/aurellem/capture/examples/Advanced.java	Sat Dec 03 19:25:27 2011 -0600
     3.3 @@ -37,266 +37,266 @@
     3.4  
     3.5  /**
     3.6   * 
     3.7 - * Demonstrates advanced use of the audio capture and recording features.
     3.8 - * Multiple perspectives of the same scene are simultaneously rendered to 
     3.9 - * different sound files.  
    3.10 + * Demonstrates advanced use of the audio capture and recording
    3.11 + * features.  Multiple perspectives of the same scene are
    3.12 + * simultaneously rendered to different sound files.
    3.13   * 
    3.14 - * A key limitation of the way multiple listeners are implemented is that 
    3.15 - * only 3D positioning effects are realized for listeners other than the
    3.16 - * main LWJGL listener.  This means that audio effects such as environment
    3.17 - * settings will *not* be heard on any auxiliary listeners, though sound 
    3.18 - * attenuation will work correctly.  
    3.19 + * A key limitation of the way multiple listeners are implemented is
    3.20 + * that only 3D positioning effects are realized for listeners other
    3.21 + * than the main LWJGL listener.  This means that audio effects such
    3.22 + * as environment settings will *not* be heard on any auxiliary
    3.23 + * listeners, though sound attenuation will work correctly.
    3.24   * 
    3.25 - * Multiple listeners as realized here might be used to make AI entities 
    3.26 - * that can each hear the world from their own perspective.  
    3.27 + * Multiple listeners as realized here might be used to make AI
    3.28 + * entities that can each hear the world from their own perspective.
    3.29   * 
    3.30   * @author Robert McIntyre
    3.31   */
    3.32  
    3.33  public class Advanced extends SimpleApplication {
    3.34  
    3.35 -	/**
    3.36 -	 * You will see three grey cubes, a blue sphere, and a path
    3.37 -	 * which circles each cube.  The blue sphere is generating a
    3.38 -	 * constant monotone sound as it moves along the track.  Each
    3.39 -	 * cube is listening for sound; when a cube hears sound whose
    3.40 -	 * intensity is greater than a certain threshold, it changes
    3.41 -	 * its color from grey to green.
    3.42 -	 * 
    3.43 -	 *  Each cube is also saving whatever it hears to a file.  The
    3.44 -	 *  scene from the perspective of the viewer is also saved to
    3.45 -	 *  a video file.  When you listen to each of the sound files
    3.46 -	 *  alongside the video, the sound will get louder when the
    3.47 -	 *  sphere approaches the cube that generated that sound file.
    3.48 -	 *  This shows that each listener is hearing the world from
    3.49 -	 *  its own perspective.
    3.50 -	 * 
    3.51 -	 */
    3.52 -	public static void main(String[] args) {
    3.53 -		Advanced app = new Advanced();
    3.54 -		AppSettings settings = new AppSettings(true);
    3.55 -		settings.setAudioRenderer(AurellemSystemDelegate.SEND);
    3.56 -		JmeSystem.setSystemDelegate(new AurellemSystemDelegate());
    3.57 -		app.setSettings(settings);
    3.58 -		app.setShowSettings(false);
    3.59 -		app.setPauseOnLostFocus(false);
    3.60 +    /**
    3.61 +     * You will see three grey cubes, a blue sphere, and a path which
    3.62 +     * circles each cube.  The blue sphere is generating a constant
    3.63 +     * monotone sound as it moves along the track.  Each cube is
    3.64 +     * listening for sound; when a cube hears sound whose intensity is
    3.65 +     * greater than a certain threshold, it changes its color from
    3.66 +     * grey to green.
    3.67 +     * 
    3.68 +     *  Each cube is also saving whatever it hears to a file.  The
    3.69 +     *  scene from the perspective of the viewer is also saved to a
    3.70 +     *  video file.  When you listen to each of the sound files
    3.71 +     *  alongside the video, the sound will get louder when the sphere
    3.72 +     *  approaches the cube that generated that sound file.  This
    3.73 +     *  shows that each listener is hearing the world from its own
    3.74 +     *  perspective.
    3.75 +     * 
    3.76 +     */
    3.77 +    public static void main(String[] args) {
    3.78 +	Advanced app = new Advanced();
    3.79 +	AppSettings settings = new AppSettings(true);
    3.80 +	settings.setAudioRenderer(AurellemSystemDelegate.SEND);
    3.81 +	JmeSystem.setSystemDelegate(new AurellemSystemDelegate());
    3.82 +	app.setSettings(settings);
    3.83 +	app.setShowSettings(false);
    3.84 +	app.setPauseOnLostFocus(false);
    3.85  		
    3.86 -		try {
    3.87 -			Capture.captureVideo(app, File.createTempFile("advanced",".avi"));
    3.88 -			Capture.captureAudio(app, File.createTempFile("advanced", ".wav"));
    3.89 -			}
    3.90 -		catch (IOException e) {e.printStackTrace();}
    3.91 +	try {
    3.92 +	    Capture.captureVideo(app, File.createTempFile("advanced",".avi"));
    3.93 +	    Capture.captureAudio(app, File.createTempFile("advanced", ".wav"));
    3.94 +	}
    3.95 +	catch (IOException e) {e.printStackTrace();}
    3.96  		
    3.97 -		app.start();
    3.98 +	app.start();
    3.99 +    }
   3.100 +
   3.101 +	
   3.102 +    private Geometry bell;
   3.103 +    private Geometry ear1;
   3.104 +    private Geometry ear2;
   3.105 +    private Geometry ear3;
   3.106 +    private AudioNode music;
   3.107 +    private MotionTrack motionControl;
   3.108 +		
   3.109 +    private Geometry makeEar(Node root, Vector3f position){
   3.110 +	Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
   3.111 +	Geometry ear = new Geometry("ear", new Box(1.0f, 1.0f, 1.0f));
   3.112 +	ear.setLocalTranslation(position);
   3.113 +	mat.setColor("Color", ColorRGBA.Green);
   3.114 +	ear.setMaterial(mat);
   3.115 +	root.attachChild(ear);
   3.116 +	return ear;
   3.117 +    } 
   3.118 +
   3.119 +    private Vector3f[] path = new Vector3f[]{
   3.120 +	// loop 1
   3.121 +	new Vector3f(0, 0, 0),
   3.122 +	new Vector3f(0, 0, -10),
   3.123 +	new Vector3f(-2, 0, -14),
   3.124 +	new Vector3f(-6, 0, -20),
   3.125 +	new Vector3f(0, 0, -26),
   3.126 +	new Vector3f(6, 0, -20),
   3.127 +	new Vector3f(0, 0, -14),
   3.128 +	new Vector3f(-6, 0, -20),
   3.129 +	new Vector3f(0, 0, -26),
   3.130 +	new Vector3f(6, 0, -20),
   3.131 +	// loop 2
   3.132 +	new Vector3f(5, 0, -5),
   3.133 +	new Vector3f(7, 0, 1.5f),
   3.134 +	new Vector3f(14, 0, 2),
   3.135 +	new Vector3f(20, 0, 6),
   3.136 +	new Vector3f(26, 0, 0),
   3.137 +	new Vector3f(20, 0, -6),
   3.138 +	new Vector3f(14, 0, 0),
   3.139 +	new Vector3f(20, 0, 6),
   3.140 +	new Vector3f(26, 0, 0),
   3.141 +	new Vector3f(20, 0, -6),
   3.142 +	new Vector3f(14, 0, 0),
   3.143 +	// loop 3
   3.144 +	new Vector3f(8, 0, 7.5f),
   3.145 +	new Vector3f(7, 0, 10.5f),
   3.146 +	new Vector3f(6, 0, 20),
   3.147 +	new Vector3f(0, 0, 26),
   3.148 +	new Vector3f(-6, 0, 20),
   3.149 +	new Vector3f(0, 0, 14),
   3.150 +	new Vector3f(6, 0, 20),
   3.151 +	new Vector3f(0, 0, 26),
   3.152 +	new Vector3f(-6, 0, 20),
   3.153 +	new Vector3f(0, 0, 14),
   3.154 +	// begin ellipse
   3.155 +	new Vector3f(16, 5, 20),
   3.156 +	new Vector3f(0, 0, 26),
   3.157 +	new Vector3f(-16, -10, 20),
   3.158 +	new Vector3f(0, 0, 14),
   3.159 +	new Vector3f(16, 20, 20),
   3.160 +	new Vector3f(0, 0, 26),
   3.161 +	new Vector3f(-10, -25, 10),
   3.162 +	new Vector3f(-10, 0, 0),
   3.163 +	// come at me!
   3.164 +	new Vector3f(-28.00242f, 48.005623f, -34.648228f),
   3.165 +	new Vector3f(0, 0 , -20),
   3.166 +    };
   3.167 +
   3.168 +    private void createScene() {
   3.169 +	Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
   3.170 +	bell = new Geometry( "sound-emitter" , new Sphere(15,15,1));
   3.171 +	mat.setColor("Color", ColorRGBA.Blue);
   3.172 +	bell.setMaterial(mat);
   3.173 +	rootNode.attachChild(bell);
   3.174 +
   3.175 +	ear1 = makeEar(rootNode, new Vector3f(0, 0 ,-20));
   3.176 +	ear2 = makeEar(rootNode, new Vector3f(0, 0 ,20));
   3.177 +	ear3 = makeEar(rootNode, new Vector3f(20, 0 ,0));
   3.178 +
   3.179 +	MotionPath track = new MotionPath();
   3.180 +
   3.181 +	for (Vector3f v : path){
   3.182 +	    track.addWayPoint(v);
   3.183 +	}
   3.184 +	track.setCurveTension(0.80f);
   3.185 +
   3.186 +	motionControl = new MotionTrack(bell,track);
   3.187 +		
   3.188 +	// for now, use reflection to change the timer... 
   3.189 +	// motionControl.setTimer(new IsoTimer(60));
   3.190 +	try {
   3.191 +	    Field timerField;
   3.192 +	    timerField = AbstractCinematicEvent.class.getDeclaredField("timer");
   3.193 +	    timerField.setAccessible(true);
   3.194 +	    try {timerField.set(motionControl, new IsoTimer(60));} 
   3.195 +	    catch (IllegalArgumentException e) {e.printStackTrace();} 
   3.196 +	    catch (IllegalAccessException e) {e.printStackTrace();}
   3.197 +	} 
   3.198 +	catch (SecurityException e) {e.printStackTrace();} 
   3.199 +	catch (NoSuchFieldException e) {e.printStackTrace();}
   3.200 +		
   3.201 +	motionControl.setDirectionType(MotionTrack.Direction.PathAndRotation);
   3.202 +	motionControl.setRotation(new Quaternion().fromAngleNormalAxis(-FastMath.HALF_PI, Vector3f.UNIT_Y));
   3.203 +	motionControl.setInitialDuration(20f);
   3.204 +	motionControl.setSpeed(1f);
   3.205 +
   3.206 +	track.enableDebugShape(assetManager, rootNode);
   3.207 +	positionCamera();
   3.208 +    }
   3.209 +
   3.210 +
   3.211 +    private void positionCamera(){
   3.212 +	this.cam.setLocation(new Vector3f(-28.00242f, 48.005623f, -34.648228f));
   3.213 +	this.cam.setRotation(new Quaternion(0.3359635f, 0.34280345f, -0.13281013f, 0.8671653f));
   3.214 +    }
   3.215 +
   3.216 +    private void initAudio() {
   3.217 +	org.lwjgl.input.Mouse.setGrabbed(false);	
   3.218 +	music = new AudioNode(assetManager, "Sound/Effects/Beep.ogg", false);
   3.219 +
   3.220 +	rootNode.attachChild(music);
   3.221 +	audioRenderer.playSource(music);
   3.222 +	music.setPositional(true);
   3.223 +	music.setVolume(1f);
   3.224 +	music.setReverbEnabled(false);
   3.225 +	music.setDirectional(false);
   3.226 +	music.setMaxDistance(200.0f);
   3.227 +	music.setRefDistance(1f);
   3.228 +	//music.setRolloffFactor(1f);
   3.229 +	music.setLooping(false);
   3.230 +	audioRenderer.pauseSource(music); 
   3.231 +    }
   3.232 +
   3.233 +    public class Dancer implements SoundProcessor {
   3.234 +	Geometry entity;
   3.235 +	float scale = 2;
   3.236 +	public Dancer(Geometry entity){
   3.237 +	    this.entity = entity;
   3.238  	}
   3.239  
   3.240 -	
   3.241 -	private Geometry bell;
   3.242 -	private Geometry ear1;
   3.243 -	private Geometry ear2;
   3.244 -	private Geometry ear3;
   3.245 -	private AudioNode music;
   3.246 -	private MotionTrack motionControl;
   3.247 +	/**
   3.248 +	 * this method is irrelevant since there is no state to cleanup.
   3.249 +	 */
   3.250 +	public void cleanup() {}
   3.251 +
   3.252 +
   3.253 +	/**
   3.254 +	 * Respond to sound!  This is the brain of an AI entity that 
   3.255 +	 * hears it's surroundings and reacts to them.
   3.256 +	 */
   3.257 +	public void process(ByteBuffer audioSamples, int numSamples, AudioFormat format) {
   3.258 +	    audioSamples.clear();
   3.259 +	    byte[] data = new byte[numSamples];
   3.260 +	    float[] out = new float[numSamples];
   3.261 +	    audioSamples.get(data);
   3.262 +	    FloatSampleTools.byte2floatInterleaved(data, 0, out, 0, 
   3.263 +						   numSamples/format.getFrameSize(), format);
   3.264 +
   3.265 +	    float max = Float.NEGATIVE_INFINITY;
   3.266 +	    for (float f : out){if (f > max) max = f;}
   3.267 +	    audioSamples.clear();
   3.268 +
   3.269 +	    if (max > 0.1){entity.getMaterial().setColor("Color", ColorRGBA.Green);}
   3.270 +	    else {entity.getMaterial().setColor("Color", ColorRGBA.Gray);}
   3.271 +	}
   3.272 +    }
   3.273 +
   3.274 +    private void prepareEar(Geometry ear, int n){
   3.275 +	if (this.audioRenderer instanceof MultiListener){
   3.276 +	    MultiListener rf = (MultiListener)this.audioRenderer;
   3.277 +
   3.278 +	    Listener auxListener = new Listener();
   3.279 +	    auxListener.setLocation(ear.getLocalTranslation());
   3.280 +
   3.281 +	    rf.addListener(auxListener);
   3.282 +	    WaveFileWriter aux = null;
   3.283 +
   3.284 +	    try {aux = new WaveFileWriter(new File("/home/r/tmp/ear"+n+".wav"));} 
   3.285 +	    catch (FileNotFoundException e) {e.printStackTrace();}
   3.286 +
   3.287 +	    rf.registerSoundProcessor(auxListener, 
   3.288 +				      new CompositeSoundProcessor(new Dancer(ear), aux));
   3.289 +	}   
   3.290 +    }
   3.291 +
   3.292 +
   3.293 +    public void simpleInitApp() {
   3.294 +	this.setTimer(new IsoTimer(60));
   3.295 +	initAudio();
   3.296  		
   3.297 -	private Geometry makeEar(Node root, Vector3f position){
   3.298 -		Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
   3.299 -		Geometry ear = new Geometry("ear", new Box(1.0f, 1.0f, 1.0f));
   3.300 -		ear.setLocalTranslation(position);
   3.301 -		mat.setColor("Color", ColorRGBA.Green);
   3.302 -		ear.setMaterial(mat);
   3.303 -		root.attachChild(ear);
   3.304 -		return ear;
   3.305 -	} 
   3.306 +	createScene();
   3.307  
   3.308 -	private Vector3f[] path = new Vector3f[]{
   3.309 -			// loop 1
   3.310 -			new Vector3f(0, 0, 0),
   3.311 -			new Vector3f(0, 0, -10),
   3.312 -			new Vector3f(-2, 0, -14),
   3.313 -			new Vector3f(-6, 0, -20),
   3.314 -			new Vector3f(0, 0, -26),
   3.315 -			new Vector3f(6, 0, -20),
   3.316 -			new Vector3f(0, 0, -14),
   3.317 -			new Vector3f(-6, 0, -20),
   3.318 -			new Vector3f(0, 0, -26),
   3.319 -			new Vector3f(6, 0, -20),
   3.320 -			// loop 2
   3.321 -			new Vector3f(5, 0, -5),
   3.322 -			new Vector3f(7, 0, 1.5f),
   3.323 -			new Vector3f(14, 0, 2),
   3.324 -			new Vector3f(20, 0, 6),
   3.325 -			new Vector3f(26, 0, 0),
   3.326 -			new Vector3f(20, 0, -6),
   3.327 -			new Vector3f(14, 0, 0),
   3.328 -			new Vector3f(20, 0, 6),
   3.329 -			new Vector3f(26, 0, 0),
   3.330 -			new Vector3f(20, 0, -6),
   3.331 -			new Vector3f(14, 0, 0),
   3.332 -			// loop 3
   3.333 -			new Vector3f(8, 0, 7.5f),
   3.334 -			new Vector3f(7, 0, 10.5f),
   3.335 -			new Vector3f(6, 0, 20),
   3.336 -			new Vector3f(0, 0, 26),
   3.337 -			new Vector3f(-6, 0, 20),
   3.338 -			new Vector3f(0, 0, 14),
   3.339 -			new Vector3f(6, 0, 20),
   3.340 -			new Vector3f(0, 0, 26),
   3.341 -			new Vector3f(-6, 0, 20),
   3.342 -			new Vector3f(0, 0, 14),
   3.343 -			// begin ellipse
   3.344 -			new Vector3f(16, 5, 20),
   3.345 -			new Vector3f(0, 0, 26),
   3.346 -			new Vector3f(-16, -10, 20),
   3.347 -			new Vector3f(0, 0, 14),
   3.348 -			new Vector3f(16, 20, 20),
   3.349 -			new Vector3f(0, 0, 26),
   3.350 -			new Vector3f(-10, -25, 10),
   3.351 -			new Vector3f(-10, 0, 0),
   3.352 -			// come at me!
   3.353 -			new Vector3f(-28.00242f, 48.005623f, -34.648228f),
   3.354 -			new Vector3f(0, 0 , -20),
   3.355 -	};
   3.356 +	prepareEar(ear1, 1);
   3.357 +	prepareEar(ear2, 1);
   3.358 +	prepareEar(ear3, 1);
   3.359  
   3.360 -	private void createScene() {
   3.361 -		Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
   3.362 -		bell = new Geometry( "sound-emitter" , new Sphere(15,15,1));
   3.363 -		mat.setColor("Color", ColorRGBA.Blue);
   3.364 -		bell.setMaterial(mat);
   3.365 -		rootNode.attachChild(bell);
   3.366 +	motionControl.play();
   3.367 +    }
   3.368  
   3.369 -		ear1 = makeEar(rootNode, new Vector3f(0, 0 ,-20));
   3.370 -		ear2 = makeEar(rootNode, new Vector3f(0, 0 ,20));
   3.371 -		ear3 = makeEar(rootNode, new Vector3f(20, 0 ,0));
   3.372 -
   3.373 -		MotionPath track = new MotionPath();
   3.374 -
   3.375 -		for (Vector3f v : path){
   3.376 -			track.addWayPoint(v);
   3.377 -		}
   3.378 -		track.setCurveTension(0.80f);
   3.379 -
   3.380 -		motionControl = new MotionTrack(bell,track);
   3.381 -		
   3.382 -		// for now, use reflection to change the timer... 
   3.383 -		// motionControl.setTimer(new IsoTimer(60));
   3.384 -		try {
   3.385 -			Field timerField;
   3.386 -			timerField = AbstractCinematicEvent.class.getDeclaredField("timer");
   3.387 -			timerField.setAccessible(true);
   3.388 -			try {timerField.set(motionControl, new IsoTimer(60));} 
   3.389 -			catch (IllegalArgumentException e) {e.printStackTrace();} 
   3.390 -			catch (IllegalAccessException e) {e.printStackTrace();}
   3.391 -			} 
   3.392 -		catch (SecurityException e) {e.printStackTrace();} 
   3.393 -		catch (NoSuchFieldException e) {e.printStackTrace();}
   3.394 -		
   3.395 -		motionControl.setDirectionType(MotionTrack.Direction.PathAndRotation);
   3.396 -		motionControl.setRotation(new Quaternion().fromAngleNormalAxis(-FastMath.HALF_PI, Vector3f.UNIT_Y));
   3.397 -		motionControl.setInitialDuration(20f);
   3.398 -		motionControl.setSpeed(1f);
   3.399 -
   3.400 -		track.enableDebugShape(assetManager, rootNode);
   3.401 -		positionCamera();
   3.402 +    public void simpleUpdate(float tpf) {
   3.403 +	if (music.getStatus() != AudioNode.Status.Playing){
   3.404 +	    music.play();
   3.405  	}
   3.406 -
   3.407 -
   3.408 -	private void positionCamera(){
   3.409 -		this.cam.setLocation(new Vector3f(-28.00242f, 48.005623f, -34.648228f));
   3.410 -		this.cam.setRotation(new Quaternion(0.3359635f, 0.34280345f, -0.13281013f, 0.8671653f));
   3.411 -	}
   3.412 -
   3.413 -	private void initAudio() {
   3.414 -		org.lwjgl.input.Mouse.setGrabbed(false);	
   3.415 -		music = new AudioNode(assetManager, "Sound/Effects/Beep.ogg", false);
   3.416 -
   3.417 -		rootNode.attachChild(music);
   3.418 -		audioRenderer.playSource(music);
   3.419 -		music.setPositional(true);
   3.420 -		music.setVolume(1f);
   3.421 -		music.setReverbEnabled(false);
   3.422 -		music.setDirectional(false);
   3.423 -		music.setMaxDistance(200.0f);
   3.424 -		music.setRefDistance(1f);
   3.425 -		//music.setRolloffFactor(1f);
   3.426 -		music.setLooping(false);
   3.427 -		audioRenderer.pauseSource(music); 
   3.428 -	}
   3.429 -
   3.430 -	public class Dancer implements SoundProcessor {
   3.431 -		Geometry entity;
   3.432 -		float scale = 2;
   3.433 -		public Dancer(Geometry entity){
   3.434 -			this.entity = entity;
   3.435 -		}
   3.436 -
   3.437 -		/**
   3.438 -		 * this method is irrelevant since there is no state to cleanup.
   3.439 -		 */
   3.440 -		public void cleanup() {}
   3.441 -
   3.442 -
   3.443 -		/**
   3.444 -		 * Respond to sound!  This is the brain of an AI entity that 
   3.445 -		 * hears it's surroundings and reacts to them.
   3.446 -		 */
   3.447 -		public void process(ByteBuffer audioSamples, int numSamples, AudioFormat format) {
   3.448 -			audioSamples.clear();
   3.449 -			byte[] data = new byte[numSamples];
   3.450 -			float[] out = new float[numSamples];
   3.451 -			audioSamples.get(data);
   3.452 -			FloatSampleTools.byte2floatInterleaved(data, 0, out, 0, 
   3.453 -					numSamples/format.getFrameSize(), format);
   3.454 -
   3.455 -			float max = Float.NEGATIVE_INFINITY;
   3.456 -			for (float f : out){if (f > max) max = f;}
   3.457 -			audioSamples.clear();
   3.458 -
   3.459 -			if (max > 0.1){entity.getMaterial().setColor("Color", ColorRGBA.Green);}
   3.460 -			else {entity.getMaterial().setColor("Color", ColorRGBA.Gray);}
   3.461 -		}
   3.462 -	}
   3.463 -
   3.464 -	private void prepareEar(Geometry ear, int n){
   3.465 -		if (this.audioRenderer instanceof MultiListener){
   3.466 -			MultiListener rf = (MultiListener)this.audioRenderer;
   3.467 -
   3.468 -			Listener auxListener = new Listener();
   3.469 -			auxListener.setLocation(ear.getLocalTranslation());
   3.470 -
   3.471 -			rf.addListener(auxListener);
   3.472 -			WaveFileWriter aux = null;
   3.473 -
   3.474 -			try {aux = new WaveFileWriter(new File("/home/r/tmp/ear"+n+".wav"));} 
   3.475 -			catch (FileNotFoundException e) {e.printStackTrace();}
   3.476 -
   3.477 -			rf.registerSoundProcessor(auxListener, 
   3.478 -					new CompositeSoundProcessor(new Dancer(ear), aux));
   3.479 -		}   
   3.480 -	}
   3.481 -
   3.482 -
   3.483 -	public void simpleInitApp() {
   3.484 -		this.setTimer(new IsoTimer(60));
   3.485 -		initAudio();
   3.486 -		
   3.487 -		createScene();
   3.488 -
   3.489 -		prepareEar(ear1, 1);
   3.490 -		prepareEar(ear2, 1);
   3.491 -		prepareEar(ear3, 1);
   3.492 -
   3.493 -		motionControl.play();
   3.494 -	}
   3.495 -
   3.496 -	public void simpleUpdate(float tpf) {
   3.497 -		if (music.getStatus() != AudioNode.Status.Playing){
   3.498 -			music.play();
   3.499 -		}
   3.500 -		Vector3f loc = cam.getLocation();
   3.501 -		Quaternion rot = cam.getRotation();
   3.502 -		listener.setLocation(loc);
   3.503 -		listener.setRotation(rot);
   3.504 -		music.setLocalTranslation(bell.getLocalTranslation());
   3.505 -	}
   3.506 +	Vector3f loc = cam.getLocation();
   3.507 +	Quaternion rot = cam.getRotation();
   3.508 +	listener.setLocation(loc);
   3.509 +	listener.setRotation(rot);
   3.510 +	music.setLocalTranslation(bell.getLocalTranslation());
   3.511 +    }
   3.512  
   3.513  }

     4.1 --- a/src/com/aurellem/capture/examples/Basic.java	Sat Dec 03 19:18:38 2011 -0600
     4.2 +++ b/src/com/aurellem/capture/examples/Basic.java	Sat Dec 03 19:25:27 2011 -0600
     4.3 @@ -11,30 +11,29 @@
     4.4  
     4.5  
     4.6  /**
     4.7 - * 
     4.8 - * Demonstrates how to use basic Audio/Video capture with a jMonkeyEngine 
     4.9 - * application. You can use these techniques to make high quality cutscenes
    4.10 - * or demo videos, even on very slow laptops.
    4.11 + * Demonstrates how to use basic Audio/Video capture with a
    4.12 + * jMonkeyEngine application. You can use these techniques to make
    4.13 + * high quality cutscenes or demo videos, even on very slow laptops.
    4.14   * 
    4.15   * @author Robert McIntyre
    4.16   */
    4.17  
    4.18  public class Basic {
    4.19  	
    4.20 -	public static void main(String[] ignore) throws IOException{
    4.21 -		File video = File.createTempFile("JME-water-video", ".avi");
    4.22 -		File audio = File.createTempFile("JME-water-audio", ".wav");
    4.23 +    public static void main(String[] ignore) throws IOException{
    4.24 +	File video = File.createTempFile("JME-water-video", ".avi");
    4.25 +	File audio = File.createTempFile("JME-water-audio", ".wav");
    4.26  		
    4.27 -		SimpleApplication app = new TestPostWater();
    4.28 -		app.setTimer(new IsoTimer(60));
    4.29 -		app.setShowSettings(false);
    4.30 +	SimpleApplication app = new TestPostWater();
    4.31 +	app.setTimer(new IsoTimer(60));
    4.32 +	app.setShowSettings(false);
    4.33  		
    4.34 -		Capture.captureVideo(app, video);
    4.35 -		Capture.captureAudio(app, audio);
    4.36 +	Capture.captureVideo(app, video);
    4.37 +	Capture.captureAudio(app, audio);
    4.38  		
    4.39 -		app.start();
    4.40 +	app.start();
    4.41  		
    4.42 -		System.out.println(video.getCanonicalPath());
    4.43 -		System.out.println(audio.getCanonicalPath());
    4.44 -	}
    4.45 +	System.out.println(video.getCanonicalPath());
    4.46 +	System.out.println(audio.getCanonicalPath());
    4.47 +    }
    4.48  }

     5.1 --- a/src/com/aurellem/capture/examples/HelloAudioRecording.java	Sat Dec 03 19:18:38 2011 -0600
     5.2 +++ b/src/com/aurellem/capture/examples/HelloAudioRecording.java	Sat Dec 03 19:25:27 2011 -0600
     5.3 @@ -9,12 +9,12 @@
     5.4  import com.aurellem.capture.IsoTimer;
     5.5  import com.jme3.app.Application;
     5.6  
     5.7 -/** Recording audio from your Application is simple.  If all you 
     5.8 - *  want to do is record Audio, then follow the following steps.
     5.9 +/** Recording audio from your Application is simple.  If all you want
    5.10 + *  to do is record Audio, then follow the following steps.
    5.11   * 
    5.12   *  1.) Set the Application's timer to an IsoTimer.  The framerate is
    5.13 - *  irrelevant for sound, but must evenly divide 44,100Hz, which is the
    5.14 - *  frequency at which sound will be recorded.  For example
    5.15 + *  irrelevant for sound, but must evenly divide 44,100Hz, which is
    5.16 + *  the frequency at which sound will be recorded.  For example
    5.17   *  IsoTimer(60) is ok, but IsoTimer(61) is not.
    5.18   * 
    5.19   *  2.) Call Capture.captureAudio(yourApplication, target-file) before
    5.20 @@ -27,12 +27,12 @@
    5.21   */
    5.22  public class HelloAudioRecording {
    5.23  
    5.24 -	public static void main(String[] ignore) throws IOException{
    5.25 -		Application app = new HelloAudio();
    5.26 -		File audio = File.createTempFile("JME-simple-audio", ".wav");
    5.27 -		app.setTimer(new IsoTimer(60));
    5.28 -		Capture.captureAudio(app, audio);
    5.29 -		app.start();
    5.30 -		System.out.println(audio.getCanonicalPath());		
    5.31 -	}
    5.32 +    public static void main(String[] ignore) throws IOException{
    5.33 +	Application app = new HelloAudio();
    5.34 +	File audio = File.createTempFile("JME-simple-audio", ".wav");
    5.35 +	app.setTimer(new IsoTimer(60));
    5.36 +	Capture.captureAudio(app, audio);
    5.37 +	app.start();
    5.38 +	System.out.println(audio.getCanonicalPath());		
    5.39 +    }
    5.40  }

     6.1 --- a/src/com/aurellem/capture/examples/HelloVideoRecording.java	Sat Dec 03 19:18:38 2011 -0600
     6.2 +++ b/src/com/aurellem/capture/examples/HelloVideoRecording.java	Sat Dec 03 19:25:27 2011 -0600
     6.3 @@ -9,8 +9,8 @@
     6.4  import com.aurellem.capture.IsoTimer;
     6.5  import com.jme3.app.Application;
     6.6  
     6.7 -/** Recording Video from your Application is simple.  If all you
     6.8 - *  want to do is record Video, then follow the following steps.
     6.9 +/** Recording Video from your Application is simple.  If all you want
    6.10 + *  to do is record Video, then follow the following steps.
    6.11   * 
    6.12   *  1.) Set the Application's timer to an IsoTimer.  The framerate of
    6.13   *  the IsoTimer will determine the framerate of the resulting video.
    6.14 @@ -27,12 +27,12 @@
    6.15   */
    6.16  public class HelloVideoRecording {
    6.17  
    6.18 -	public static void main(String[] ignore) throws IOException {
    6.19 -		Application app = new HelloLoop();
    6.20 -		File video = File.createTempFile("JME-simple-video", ".avi");
    6.21 -		app.setTimer(new IsoTimer(60));
    6.22 -		Capture.captureVideo(app, video);
    6.23 -		app.start();
    6.24 -		System.out.println(video.getCanonicalPath());
    6.25 -	}
    6.26 +    public static void main(String[] ignore) throws IOException {
    6.27 +	Application app = new HelloLoop();
    6.28 +	File video = File.createTempFile("JME-simple-video", ".avi");
    6.29 +	app.setTimer(new IsoTimer(60));
    6.30 +	Capture.captureVideo(app, video);
    6.31 +	app.start();
    6.32 +	System.out.println(video.getCanonicalPath());
    6.33 +    }
    6.34  }