public void playResource(String resourceName) {
InputStream in = (getClass().getClassLoader().getResourceAsStream(resourceName));
if (in != null) {
try {
AudioInputStream ais = AudioSystem.getAudioInputStream(new BufferedInputStream(in));
play(ais);
} catch (Exception e) {
LOG.error(e);
}
} else {
LOG.debug("[playResource] can't find resource named: {0}", resourceName);
}
}
protected void playResult(String id) {
// Long lid = Long.valueOf(id);
if ("-1".equals(id)) {
AudioManagerFactory.createAudioManager()
.play(
getTargetWavURL(),
(getTargetMarker().getStart().floatValue() / 1000),
(getTargetMarker().getLength().floatValue() / 1000));
}
for (RecognitionResult recognitionResult : results) {
if (recognitionResult.getInfo().getId().equals(id)) {
try {
AudioManagerFactory.createAudioManager()
.play((new File(recognitionResult.getDetails().getAudioFilePath()).toURI().toURL()));
break;
} catch (MalformedURLException ex) {
log.error(ex);
throw new ProcessingException(ex);
}
}
}
}
public class SpntAudioListenerHandler implements SpntAudoListener {
private static Logger LOG = Logger.getLogger(SpntAudioListenerHandler.class);
private SpantusAudioCtx ctx;
private SpntAppletEventListener appletEventListener;
private Timer levelTimer;
public SpntAudioListenerHandler(
SpantusAudioCtx ctx, final SpntAppletEventListener anAppletEventListener) {
this.ctx = ctx;
this.appletEventListener = anAppletEventListener;
// javax.swing.timer runs events on swing event thread, so this is safe
levelTimer =
new Timer(
50,
new ActionListener() {
public void actionPerformed(ActionEvent e) {
appletEventListener.updateMeterChangedValue();
}
});
}
/** audio device is playing */
public void playingHasStarted() {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
LOG.debug("playingHasStarted");
ctx.setIsPlaying(true);
appletEventListener.showStatus("Playing has started");
}
});
}
/** audio device has finished playing */
public void playingHasEnded() {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
ctx.setIsPlaying(false);
LOG.debug("playingHasEnded");
appletEventListener.showStatus("Playing has ended");
}
});
}
/** Audio device is listening */
public void listeningHasStarted() {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
LOG.debug("listeningHasStarted");
levelTimer.start();
appletEventListener.showStatus("Listening has started");
}
});
}
/** Audio device has stopped listening */
public void listeningHasEnded() {
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
LOG.debug("listeningHasEnded");
ctx.setIsRecording(false);
ctx.setIsListening(false);
appletEventListener.showStatus("Listening has ended");
levelTimer.stop();
appletEventListener.resetMeterChangedValue();
}
});
}
}
void playingHasStarted() {
LOG.debug("playingHasStarted");
for (SpntAudoListener listener : listeners) {
listener.playingHasStarted();
}
}
/**
* @author cyphers
* <p>Controls half-duplex audio, switching between listening, playing, and idle as needed.
*/
public class AudioDevice implements Runnable {
private static Logger LOG = Logger.getLogger(AudioDevice.class);
static enum DeviceMode {
MODE_IDLE,
MODE_PLAY,
MODE_RECORD
};
DeviceMode mode = DeviceMode.MODE_IDLE;
LinkedList<BasicTask> tasks = new LinkedList<BasicTask>();
BasicTask task = null;
IdleTask idleTask = new IdleTask();
Thread thread;
AudioPlayer audioPlayer = new AudioPlayer();
AudioRecorder audioRecorder = new AudioRecorder();
// Event listeners
LinkedList<SpntAudoListener> listeners = new LinkedList<SpntAudoListener>();
/**
* Add an event listener
*
* @param l The listener
*/
public void addListener(SpntAudoListener l) {
listeners.add(l);
}
/**
* Remove an event listener
*
* @param l The listener
*/
public void removeListener(SpntAudoListener l) {
listeners.remove(l);
}
void playingHasStarted() {
LOG.debug("playingHasStarted");
for (SpntAudoListener listener : listeners) {
listener.playingHasStarted();
}
}
void playingHasEnded() {
for (SpntAudoListener listener : listeners) {
listener.playingHasEnded();
}
}
void listeningHasStarted() {
for (SpntAudoListener listener : listeners) {
listener.listeningHasStarted();
}
}
void listeningHasEnded() {
for (SpntAudoListener listener : listeners) {
listener.listeningHasEnded();
}
}
/**
* @author cyphers Ensure that at most one device is active, and that is performing at most one
* activity
*/
abstract class BasicTask implements Runnable {
volatile boolean active = false; // Started
volatile boolean complete = false; // Finished
synchronized void setActive() {
active = true;
notifyAll();
}
synchronized void setComplete() {
active = false;
complete = true;
notifyAll();
}
/** Wait for this task to finish */
synchronized void waitComplete() {
while (!complete) {
try {
wait();
} catch (InterruptedException e) {
}
}
}
int getFramePosition() {
return 0;
}
abstract void finish();
abstract void abort();
}
/**
* @author cyphers This task "runs" when there is nothing to do. It just waits for another task to
* show up
*/
class IdleTask extends BasicTask {
public void run() {
setMode(DeviceMode.MODE_IDLE);
synchronized (AudioDevice.this) {
while (tasks.isEmpty()) {
try {
AudioDevice.this.wait();
} catch (InterruptedException e) {
}
}
}
}
@Override
void finish() {}
@Override
void abort() {}
}
/** @author cyphers Play some audio */
class PlayTask extends BasicTask {
AudioInputStream ais;
boolean setStart;
boolean last;
LineUnavailableException exception;
PlayTask(AudioInputStream ais, boolean setStart, boolean last) {
this.ais = ais;
this.setStart = setStart;
this.last = last;
}
public void run() {
setMode(DeviceMode.MODE_PLAY);
if (setStart) playingHasStarted();
try {
audioPlayer.play(ais, setStart, last);
} catch (LineUnavailableException e) {
LOG.error(e);
exception = e;
}
if (last) {
playingHasEnded();
}
}
@Override
int getFramePosition() {
return audioPlayer.getFramePosition();
}
@Override
synchronized void abort() {
if (active) {
audioPlayer.stopPlaying();
waitComplete();
}
}
@Override
void finish() {
waitComplete();
}
}
/** @author cyphers Record something */
class RecordTask extends BasicTask {
AudioFormat desiredAudioFormat;
AudioInputStream ais = null;
LineUnavailableException exception = null;
volatile boolean ready = false;
RecordTask(AudioFormat desiredAudioFormat) {
this.desiredAudioFormat = desiredAudioFormat;
}
public void run() {
setMode(DeviceMode.MODE_RECORD);
listeningHasStarted();
try {
ais = audioRecorder.getAudioInputStream(desiredAudioFormat);
} catch (LineUnavailableException e) {
exception = e;
}
synchronized (this) {
ready = true;
notifyAll();
}
waitComplete();
LOG.debug("[RecordTask.run]Waiting for record task is complete");
listeningHasEnded();
LOG.debug("[RecordTask.run]Fired all listening has ended stuff.");
}
synchronized AudioInputStream getAudioInputStream() throws LineUnavailableException {
while (!ready) {
try {
wait();
} catch (InterruptedException e) {
}
}
if (ais == null) throw exception;
else return ais;
}
@Override
void abort() {
finish();
}
@Override
synchronized void finish() {
LOG.debug("[RecordTask.finish]FINISH RECORDING: ");
if (active) {
LOG.debug("[RecordTask.finish]set to idle");
setMode(DeviceMode.MODE_IDLE);
setComplete();
}
}
}
public AudioDevice() {
thread = new Thread(this);
thread.start();
}
/**
* Play an audio input stream
*
* @param ais The audio input stream
* @param setStart The first frame of this stream is frame 0 for getFramePosition()
* @param last If true, playingHasEnded() will be called when the stream finishes playing.
*/
public void play(AudioInputStream ais, boolean setStart, boolean last) {
PlayTask task = new PlayTask(ais, setStart, last);
addTask(task);
}
/**
* Play an audio input stream
*
* @param ais The audio input stream
*/
public void play(AudioInputStream ais) {
play(ais, true, true);
}
public void playResource(String resourceName) {
InputStream in = (getClass().getClassLoader().getResourceAsStream(resourceName));
if (in != null) {
try {
AudioInputStream ais = AudioSystem.getAudioInputStream(new BufferedInputStream(in));
play(ais);
} catch (Exception e) {
LOG.error(e);
}
} else {
LOG.debug("[playResource] can't find resource named: {0}", resourceName);
}
}
/**
* Wait for audio to become available and return an audio input stream close to the specified
* format
*
* @param format The desired audio format
*/
public AudioInputStream getAudioInputStream(AudioFormat format) throws LineUnavailableException {
RecordTask task = new RecordTask(format);
addTask(task);
return task.getAudioInputStream();
}
synchronized void addTask(BasicTask task) {
tasks.add(task);
notifyAll();
}
public void run() {
while (true) {
synchronized (this) {
task = (tasks.isEmpty()) ? idleTask : (BasicTask) tasks.removeFirst();
task.setActive();
notifyAll();
}
task.run();
task.setComplete();
}
}
/** Finish everything and return */
public void finish() {
while (true) {
synchronized (this) {
task.finish();
if (tasks.isEmpty()) {
return;
} else {
try {
wait();
} catch (InterruptedException e) {
}
}
}
}
}
/** Abort everything and return */
public synchronized void abort() {
tasks.clear();
task.abort();
notifyAll();
}
public int getFramePosition() {
synchronized (this) {
return task.getFramePosition();
}
}
public int supportedPlaySampleRate(int desiredSampleRate) throws LineUnavailableException {
return audioPlayer.supportedSampleRate(desiredSampleRate);
}
// Make sure only one direction is going at once
void setMode(DeviceMode newMode) {
if (mode == newMode) return;
switch (mode) {
case MODE_PLAY:
audioPlayer.closeLine();
break;
case MODE_RECORD:
audioRecorder.closeLine();
break;
}
mode = newMode;
}
/**
* Set the preferred target (input) mixer to use. Note, the system may ignore this preference if
* the line does not support a suitable format
*
* @param mInfo Description of mixer
*/
public void setPreferredTargetMixer(Mixer.Info mInfo) {
audioRecorder.setPreferredMixer(mInfo);
}
/**
* Set the preferred target (input) mixer to use. Note, the system may ignore this preference if
* the line does not support a suitable format
*
* @param mInfo Description of mixer
*/
public void setPreferredTargetMixer(String mInfo) {
audioRecorder.setPreferredMixer(mInfo);
}
public Mixer.Info getPreferredTargetMixer() {
return audioRecorder.getPreferredMixer();
}
/**
* Set the preferred source (output) mixer to use.
*
* @param mInfo Description of mixer
*/
public void setPreferredSourceMixer(Mixer.Info mInfo) {
audioPlayer.setPreferredMixer(mInfo);
}
public void setPreferredSourceMixer(String minfo) {
audioPlayer.setPreferredMixer(minfo);
}
public Mixer.Info getPreferredSourceMixer() {
return audioPlayer.getPreferredMixer();
}
/**
* returns a list of target mixers (which also have data lines)
*
* @return
*/
public static Mixer.Info[] getAvailableTargetMixers() {
return getAvailableMixers(true);
}
public static Mixer.Info[] getAvailableSourceMixers() {
return getAvailableMixers(false);
}
private static Mixer.Info[] getAvailableMixers(boolean isTarget) {
ArrayList<Mixer.Info> mixers =
new ArrayList<Mixer.Info>(Arrays.asList((Mixer.Info[]) AudioSystem.getMixerInfo()));
for (Iterator<Mixer.Info> it = mixers.iterator(); it.hasNext(); ) {
Mixer.Info minfo = it.next();
Mixer mixer = AudioSystem.getMixer(minfo);
Line.Info[] linfo = (isTarget) ? mixer.getTargetLineInfo() : mixer.getSourceLineInfo();
boolean hasDataLine = false;
for (int j = 0; j < linfo.length; j++) {
if (linfo[j] instanceof DataLine.Info) {
hasDataLine = true;
break;
}
}
if (!hasDataLine) {
it.remove();
}
}
return mixers.toArray(new Mixer.Info[mixers.size()]);
}
}
/** @author mondhs */
public class RecognizeDetailDialog extends JDialog {
private static final String TARGET = "target";
private static final String FEATURE_SCORE = "featureScrore";
private static final String FEATURE = "feature";
private static final String TOTAL_SCORE = "totalScore";
private static final String RECOGNION_RESULT = "recognitionResult";
private static final String SAMPLE_LABEL = "sampleLabel";
private static final String FEATURE_DISTANCE = "featureDistance";
/** */
private static final long serialVersionUID = 1L;
private List<RecognitionResult> results;
private String selectedSampleId = null;
private String selectedFeatureId = null;
Logger log = Logger.getLogger(RecognizeDetailDialog.class);
private JPanel jContentPane = null;
private JPanel mainPanel = null;
private JScrollPane resultScrollPane = null;
private JEditorPane resultPane;
private DtwChartPanel chartPanel = null;
private I18n i18n;
private URL targetWavURL;
private Marker targetMarker;
/** @param owner */
public RecognizeDetailDialog(Frame owner, I18n i18n) {
super(owner);
this.i18n = i18n;
initialize();
}
/**
* This method initializes this
*
* @return void
*/
private void initialize() {
this.setSize(SwingUtils.currentWindowSize(0.75, 0.75));
SwingUtils.centerWindow(this);
setTitle(getI18n().getMessage(RECOGNION_RESULT));
this.setContentPane(getJContentPane());
}
@Override
protected JRootPane createRootPane() {
KeyStroke stroke = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
JRootPane thisRootPane = super.createRootPane();
thisRootPane.registerKeyboardAction(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
dispose();
}
},
stroke,
JComponent.WHEN_IN_FOCUSED_WINDOW);
return thisRootPane;
}
/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
*/
private JPanel getJContentPane() {
if (jContentPane == null) {
jContentPane = new JPanel();
jContentPane.setLayout(new BorderLayout());
jContentPane.add(getMainPanel(), BorderLayout.CENTER);
}
return jContentPane;
}
/**
* This method initializes jPanel
*
* @return javax.swing.JPanel
*/
private JPanel getMainPanel() {
if (mainPanel == null) {
mainPanel = new JPanel();
mainPanel.setLayout(new BorderLayout());
mainPanel.add(getResultScrollPane(), BorderLayout.CENTER);
mainPanel.add(getChartPanel(), BorderLayout.EAST);
}
return mainPanel;
}
/**
* This method initializes jScrollPane
*
* @return javax.swing.JScrollPane
*/
private JScrollPane getResultScrollPane() {
if (resultScrollPane == null) {
resultScrollPane = new JScrollPane();
resultScrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
resultScrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
resultScrollPane.setViewportView(getResultPane());
}
return resultScrollPane;
}
protected DtwChartPanel getChartPanel() {
if (chartPanel == null) {
chartPanel = new DtwChartPanel(getI18n());
}
return chartPanel;
}
/**
* This method initializes jEditorPane
*
* @return javax.swing.JEditorPane
*/
protected JEditorPane getResultPane() {
if (resultPane == null) {
HTMLEditorKit kit = new HTMLEditorKit();
resultPane = new JEditorPane();
resultPane.setEditable(false);
resultPane.setContentType("text/html");
resultPane.addHyperlinkListener(new RecognitionHyperlinkListener());
resultPane.setCaretPosition(0);
resultPane.setEditorKit(kit);
StyleSheet styleSheet = kit.getStyleSheet();
styleSheet.addRule("table{border-width: 1px;}");
styleSheet.addRule("table{border-style: solid;}");
styleSheet.addRule("table{border-color: gray;}");
styleSheet.addRule("table{border-spacing: 0x;}");
styleSheet.addRule("table{width: 100%;}");
styleSheet.addRule("th {border-width: 1px;}");
styleSheet.addRule("th {border-style: solid;}");
styleSheet.addRule("th {border-color: gray;}");
styleSheet.addRule("th {padding: 5px;}");
styleSheet.addRule("td {border-width: 1px;}");
styleSheet.addRule("td.selected {background-color: gray;color: black;}");
styleSheet.addRule("td {border-style: solid;}");
styleSheet.addRule("td {color: gray;}");
styleSheet.addRule("td {padding: 5px;}");
styleSheet.addRule("div {width: 100%;}");
styleSheet.addRule("div {position: absolute;}");
styleSheet.addRule("div {text-align: center;}");
styleSheet.addRule("div {padding: 5px;}");
}
return resultPane;
}
public void updateCtx(List<RecognitionResult> results) {
HTMLEditorKit kit = ((HTMLEditorKit) getResultPane().getEditorKit());
// StyleSheet styleSheet = kit.getStyleSheet();
Document doc = kit.createDefaultDocument();
getResultPane().setDocument(doc);
getResultPane()
.setText("<html><body>" + "<p>" + representResults(results) + "</p></body></html>");
getResultPane().setCaretPosition(0);
this.results = results;
}
private StringBuilder representEmptyResults() {
StringBuilder sb = new StringBuilder();
sb.append("<div>")
.append("No recognition pattern is found. Try to learn program some patterns first.")
.append("</div>");
return sb;
}
private StringBuilder representResults(List<RecognitionResult> results) {
StringBuilder sb = new StringBuilder();
if (results.isEmpty()) {
return representEmptyResults();
}
String playImgSrc =
getClass().getClassLoader().getResource(ImageResourcesEnum.play.getCode()).toString();
sb.append(getI18n().getMessage(TARGET))
.append(html(": <a href=\"play={0,number,#}\">", -1))
.append(
html(
"<img src=\"{0}\" alt=\"play\" border=\"0\" width=\"24\" height=\"24\" />",
playImgSrc))
.append("</a>");
sb.append("<table class=\"resultTable\">");
sb.append("<tr><th>")
.append(getI18n().getMessage(SAMPLE_LABEL))
.append("</th><th>")
.append(getI18n().getMessage(TOTAL_SCORE))
.append("</th><th>")
.append(FEATURE)
.append("</th><th>")
.append(FEATURE_SCORE)
.append("</th><th>")
.append(FEATURE_DISTANCE)
.append("</th></tr>");
for (RecognitionResult recognitionResult : results) {
StringBuilder subTable = new StringBuilder();
int rowsSize = 1;
String selectionClass = "notSelected";
if (recognitionResult.getInfo().getId().equals(selectedSampleId)) {
selectionClass = "selected";
rowsSize = recognitionResult.getScores().size() + 1;
for (Entry<String, Double> scoreEntry : recognitionResult.getScores().entrySet()) {
Double distance = recognitionResult.getDetails().getDistances().get(scoreEntry.getKey());
subTable.append("<tr>");
subTable
.append(html("<td class=\"{0}\">", selectionClass))
.append(html("<a href=\"show={0}\">", scoreEntry.getKey()))
.append(getI18n().getMessage(scoreEntry.getKey()))
.append("</a>")
.append("</td>")
.append(html("<td class=\"{0}\">", selectionClass))
.append(getI18n().getDecimalFormat().format(scoreEntry.getValue()))
.append("</td>")
.append(html("<td class=\"{0}\">", selectionClass))
.append(getI18n().getDecimalFormat().format(distance))
.append("</td>");
subTable.append("</tr>");
}
}
sb.append("<tr>");
sb.append(html("<td ROWSPAN=\"{0}\" class=\"{1}\">", rowsSize, selectionClass));
sb.append(html("<a href=\"play={0}\">", recognitionResult.getInfo().getId()))
.append(
html(
"<img src=\"{0}\" alt=\"play\" border=\"0\" width=\"24\" height=\"24\" />",
playImgSrc))
.append("</a>")
.append(html("<a href=\"show={0}\">", recognitionResult.getInfo().getId()));
if (recognitionResult.getInfo().getId().equals(selectedSampleId)) {
// collapsed +
sb.append("⊟");
} else {
// expanded -
sb.append("⊞");
}
sb.append(recognitionResult.getInfo().getName()).append("</a>");
// show expanded id
if (recognitionResult.getInfo().getId().equals(selectedSampleId)) {
sb.append("<span>[id=").append(recognitionResult.getInfo().getId()).append("]</span>");
}
sb.append("</td>");
sb.append(html("<td ROWSPAN=\"{0}\" class=\"{1}\">", rowsSize, selectionClass))
.append(getI18n().getDecimalFormat().format(recognitionResult.getDistance()))
.append("</td>");
// how features are generated
if (rowsSize == 1) {
sb.append(html("<td class=\"{0}\">", selectionClass)).append("</td>");
sb.append(html("<td class=\"{0}\">", selectionClass)).append("</td>");
sb.append(html("<td class=\"{0}\">", selectionClass)).append("</td>");
}
sb.append("</tr>");
sb.append(subTable);
}
sb.append("</table>");
return sb;
}
protected String html(String patter, Object... args) {
return MessageFormat.format(patter, args);
}
@Override
public void dispose() {
super.dispose();
selectedFeatureId = null;
selectedSampleId = null;
results = null;
}
public I18n getI18n() {
return i18n;
}
public void setI18n(I18n i18n) {
this.i18n = i18n;
}
public Marker getTargetMarker() {
return targetMarker;
}
public void setTargetMarker(Marker targetMarker) {
this.targetMarker = targetMarker;
}
public URL getTargetWavURL() {
return targetWavURL;
}
public void setTargetWavURL(URL targetWavURL) {
this.targetWavURL = targetWavURL;
}
protected void showResult(String id) {
// check if number that mean sample id
if (Pattern.matches("^\\d*$", id)) {
// Long key = Long.valueOf(id);
if (id.equals(selectedSampleId)) {
selectedSampleId = null;
} else {
selectedSampleId = id;
}
selectedFeatureId = null;
} else {
// if this not a number lets say is feature id
selectedFeatureId = id;
}
updateCtx(results);
if (selectedSampleId == null) {
getChartPanel().setRecognitionResult(null);
getChartPanel().repaintCharts(null, null);
return;
}
for (RecognitionResult recognitionResult : results) {
if (recognitionResult.getInfo().getId().equals(selectedSampleId)) {
getChartPanel().repaintCharts(recognitionResult, selectedFeatureId);
// List<Point> points =
// recognitionResultDetails.getPath().get(selctedFeatureId);
// if (points != null) {
// //if some feature selected paint only this feature
// getChartPanel().setRecognitionResult(recognitionResultDetails,
// selctedFeatureId);
// } else {
// //if none feature is selected paint all features
// getChartPanel().setRecognitionResult(recognitionResultDetails);
// }
break;
}
}
getChartPanel().repaint();
}
protected void playResult(String id) {
// Long lid = Long.valueOf(id);
if ("-1".equals(id)) {
AudioManagerFactory.createAudioManager()
.play(
getTargetWavURL(),
(getTargetMarker().getStart().floatValue() / 1000),
(getTargetMarker().getLength().floatValue() / 1000));
}
for (RecognitionResult recognitionResult : results) {
if (recognitionResult.getInfo().getId().equals(id)) {
try {
AudioManagerFactory.createAudioManager()
.play((new File(recognitionResult.getDetails().getAudioFilePath()).toURI().toURL()));
break;
} catch (MalformedURLException ex) {
log.error(ex);
throw new ProcessingException(ex);
}
}
}
}
class RecognitionHyperlinkListener implements HyperlinkListener {
/** @param e */
public void hyperlinkUpdate(HyperlinkEvent e) {
if (HyperlinkEvent.EventType.ACTIVATED.equals(e.getEventType())) {
StringTokenizer st = new StringTokenizer(e.getDescription(), " ");
if (st.hasMoreTokens()) {
String selectedID = st.nextToken();
if (selectedID.startsWith("play=")) {
selectedID = selectedID.replace("play=", "");
playResult(selectedID);
} else if (selectedID.startsWith("show=")) {
selectedID = selectedID.replace("show=", "");
showResult(selectedID);
}
}
}
}
}
public String getSelectedSampleId() {
return selectedSampleId;
}
public void setSelectedSampleId(String selectedSampleId) {
this.selectedSampleId = selectedSampleId;
}
}
