public virtual void mousePressed(MouseEvent evt)
{
this.xDragStart = java.lang.Math.max(0, evt.getX());
this.setSelectionStart(ByteCodeHelper.f2i((float)this.xDragStart / this.xScale));
this.setSelectionEnd(ByteCodeHelper.f2i((float)this.xDragStart / this.xScale));
this.repaint();
}
protected internal virtual void computeSpectrogram()
{
try
{
AudioDataInputStream audioDataInputStream = new AudioDataInputStream(this.audio);
this.dataSource.setInputStream(audioDataInputStream);
ArrayList arrayList = new ArrayList();
double num = double.Epsilon;
Data data = this.frontEnd.getData();
int i;
while (!(data is DataEndSignal))
{
if (data is DoubleData)
{
double[] values = ((DoubleData)data).getValues();
double[] array = new double[values.Length];
for (i = 0; i < array.Length; i++)
{
array[i] = Math.max(Math.log(values[i]), (double)0f);
if (array[i] > num)
{
num = array[i];
}
}
arrayList.add(array);
}
data = this.frontEnd.getData();
}
audioDataInputStream.close();
int num2 = arrayList.size();
int num3 = ((double[])arrayList.get(0)).Length;
i = num3 - 1;
Dimension dimension = new Dimension(num2, num3);
this.setMinimumSize(dimension);
this.setMaximumSize(dimension);
this.setPreferredSize(dimension);
this.spectrogram = new BufferedImage(num2, num3, 1);
double num4 = (255.0 + this.offsetFactor) / num;
for (int j = 0; j < num2; j++)
{
double[] array2 = (double[])arrayList.get(j);
for (int k = i; k >= 0; k--)
{
int num5 = ByteCodeHelper.d2i(array2[k] * num4 - this.offsetFactor);
num5 = Math.max(num5, 0);
num5 = 255 - num5;
int num6 = (num5 << 16 & 16711680) | (num5 << 8 & 65280) | (num5 & 255);
this.spectrogram.setRGB(j, i - k, num6);
}
}
ReplicateScaleFilter replicateScaleFilter = new ReplicateScaleFilter(ByteCodeHelper.f2i(this.zoom * (float)num2), num3);
this.scaledSpectrogram = this.createImage(new FilteredImageSource(this.spectrogram.getSource(), replicateScaleFilter));
Dimension size = this.getSize();
this.repaint(0L, 0, 0, size.width - 1, size.height - 1);
}
catch (System.Exception ex)
{
Throwable.instancehelper_printStackTrace(ex);
}
}
protected override void paintComponent(Graphics g)
{
base.paintComponent(g);
Dimension size = this.getSize();
int num = size.height / 2;
short[] audioData = this.audio.getAudioData();
JViewport viewport = this.getViewport();
int num2;
int num3;
if (viewport != null)
{
Rectangle viewRect = viewport.getViewRect();
num2 = ByteCodeHelper.d2i(viewRect.getX());
num3 = ByteCodeHelper.d2i(viewRect.getWidth());
}
else
{
num2 = 0;
num3 = ByteCodeHelper.f2i((float)audioData.Length * this.xScale);
}
g.setColor(Color.WHITE);
g.fillRect(num2, 0, num3, size.height - 1);
int num4 = java.lang.Math.max(0, this.getSelectionStart());
int num5 = ByteCodeHelper.f2i((float)num4 * this.xScale);
num4 = this.getSelectionEnd();
if (num4 == -1)
{
num4 = audioData.Length - 1;
}
int num6 = ByteCodeHelper.f2i((float)num4 * this.xScale);
g.setColor(Color.LIGHT_GRAY);
g.fillRect(num5, 0, num6 - num5, size.height - 1);
int[] array = new int[num3];
int[] array2 = new int[num3];
for (int i = 0; i < num3; i++)
{
array[i] = num2;
num4 = ByteCodeHelper.f2i((float)num2 / this.xScale);
if (num4 >= audioData.Length)
{
break;
}
array2[i] = num - ByteCodeHelper.f2i((float)audioData[num4] * this.yScale);
num2++;
}
g.setColor(Color.RED);
g.drawPolyline(array, array2, num3);
for (int i = 0; i < this.labelTimes.Length; i++)
{
num2 = ByteCodeHelper.f2i(this.xScale * this.labelTimes[i] * this.audio.getAudioFormat().getSampleRate());
g.drawLine(num2, 0, num2, size.height - 1);
g.drawString(this.labels[i], num2 + 5, size.height - 5);
}
}
public AudioInputStream nextElement()
{
AudioInputStream result = null;
if (this.lastFile == null)
{
ConcatAudioFileDataSource.access_002(this.this_0, this.readNext());
}
if (ConcatAudioFileDataSource.access_000(this.this_0) != null)
{
try
{
try
{
AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(ConcatAudioFileDataSource.access_000(this.this_0));
AudioFormat format = audioInputStream.getFormat();
if (!ConcatAudioFileDataSource.access_100(this.this_0))
{
ConcatAudioFileDataSource.access_102(this.this_0, true);
this.this_0.bigEndian = format.isBigEndian();
this.this_0.sampleRate = ByteCodeHelper.f2i(format.getSampleRate());
this.this_0.signedData = format.getEncoding().equals(AudioFormat.Encoding.PCM_SIGNED);
this.this_0.bytesPerValue = format.getSampleSizeInBits() / 8;
}
if (format.getSampleRate() != (float)this.this_0.sampleRate || format.getChannels() != 1 || format.isBigEndian() != this.this_0.bigEndian)
{
string text = "format mismatch for subsequent files";
throw new RuntimeException(text);
}
result = audioInputStream;
ConcatAudioFileDataSource.access_200(this.this_0).finer(new StringBuilder().append("Strating processing of '").append(this.lastFile.getFile()).append('\'').toString());
Iterator iterator = this.this_0.__fileListeners.iterator();
while (iterator.hasNext())
{
AudioFileProcessListener audioFileProcessListener = (AudioFileProcessListener)iterator.next();
AudioFileProcessListener audioFileProcessListener2 = audioFileProcessListener;
audioFileProcessListener2.audioFileProcStarted(new File(ConcatAudioFileDataSource.access_000(this.this_0).getFile()));
}
this.lastFile = ConcatAudioFileDataSource.access_000(this.this_0);
ConcatAudioFileDataSource.access_002(this.this_0, null);
}
catch (IOException ex)
{
Throwable.instancehelper_printStackTrace(ex);
throw new Error(new StringBuilder().append("Cannot convert ").append(ConcatAudioFileDataSource.access_000(this.this_0)).append(" to a FileInputStream").toString());
}
}
catch (UnsupportedAudioFileException ex3)
{
Throwable.instancehelper_printStackTrace(ex3);
}
return(result);
}
return(result);
}
protected internal virtual void zoomSet(float zoom)
{
this.xScale = this.originalXScale * zoom;
int num = ByteCodeHelper.f2i((float)this.audio.getAudioData().Length *this.xScale);
int num2 = ByteCodeHelper.f2i(65536f * this.yScale);
this.setPreferredSize(new Dimension(num, num2));
this.revalidate();
this.repaint();
}
public virtual void mouseDragged(MouseEvent evt)
{
this.xDragEnd = evt.getX();
if (this.xDragEnd < ByteCodeHelper.f2i((float)this.getSelectionStart() * this.xScale))
{
this.setSelectionStart(ByteCodeHelper.f2i((float)this.xDragEnd / this.xScale));
}
else
{
this.setSelectionEnd(ByteCodeHelper.f2i((float)this.xDragEnd / this.xScale));
}
this.repaint();
}
public virtual void loadScaleKMeans(string nom)
{
int num = 0;
try
{
BufferedReader bufferedReader = new BufferedReader(new FileReader(nom));
while (bufferedReader.readLine() != null)
{
num++;
}
this.ngauss = num / 2;
bufferedReader.close();
bufferedReader = new BufferedReader(new FileReader(nom));
string text = bufferedReader.readLine();
string[] array = String.instancehelper_split(text, " ");
this.ncoefs = array.Length - 1;
bufferedReader.close();
bufferedReader = new BufferedReader(new FileReader(nom));
this.allocate();
this.nT = 0;
for (int i = 0; i < this.ngauss; i++)
{
text = bufferedReader.readLine();
array = String.instancehelper_split(text, " ");
this.weights[i] = Float.parseFloat(array[0]);
this.nT = ByteCodeHelper.f2i((float)this.nT + this.weights[i]);
for (int j = 0; j < this.ncoefs; j++)
{
this.setMean(i, j, Float.parseFloat(array[j + 1]));
}
text = bufferedReader.readLine();
array = String.instancehelper_split(text, " ");
for (int j = 0; j < this.ncoefs; j++)
{
this.setVar(i, j, Float.parseFloat(array[j]));
}
}
for (int i = 0; i < this.ngauss; i++)
{
this.setWeight(i, this.weights[i] / (float)this.nT);
}
bufferedReader.close();
this.precomputeDistance();
}
catch (IOException ex)
{
Throwable.instancehelper_printStackTrace(ex);
}
}
public void stateChanged(ChangeEvent changeEvent)
{
int num = ByteCodeHelper.f2i((float)AudioPanel.access_000(this.this_0).getAudioData().Length *AudioPanel.access_100(this.this_0));
int num2 = ByteCodeHelper.f2i(65536f * AudioPanel.access_200(this.this_0));
AudioPanel.access_302(this.this_0, new float[0]);
AudioPanel.access_402(this.this_0, new string[0]);
this.this_0.setSelectionStart(-1);
this.this_0.setSelectionEnd(-1);
this.this_0.setPreferredSize(new Dimension(num, num2));
Dimension size = this.this_0.getSize();
this.this_0.revalidate();
this.this_0.repaint(0L, 0, 0, size.width, size.height);
}
protected internal virtual void zoomSet(float zoom)
{
this.zoom = zoom;
if (this.spectrogram != null)
{
int width = this.spectrogram.getWidth();
int height = this.spectrogram.getHeight();
ReplicateScaleFilter replicateScaleFilter = new ReplicateScaleFilter(ByteCodeHelper.f2i(zoom * (float)width), height);
this.scaledSpectrogram = this.createImage(new FilteredImageSource(this.spectrogram.getSource(), replicateScaleFilter));
Dimension dimension = new Dimension(ByteCodeHelper.f2i((float)width * zoom), height);
this.setMinimumSize(dimension);
this.setMaximumSize(dimension);
this.setPreferredSize(dimension);
this.repaint();
}
}
public AudioPanel(AudioData audioData, float scaleX, float scaleY)
{
this.selectionStart = -1;
this.selectionEnd = -1;
this.audio = audioData;
this.labelTimes = new float[0];
this.labels = new string[0];
this.xScale = scaleX;
this.yScale = scaleY;
this.originalXScale = this.xScale;
int num = ByteCodeHelper.f2i((float)this.audio.getAudioData().Length *this.xScale);
int num2 = ByteCodeHelper.f2i(65536f * this.yScale);
this.setPreferredSize(new Dimension(num, num2));
this.setBackground(Color.white);
this.audio.addChangeListener(new AudioPanel_1(this));
this.addMouseMotionListener(this);
this.addMouseListener(this);
this.setFocusable(true);
this.requestFocus();
}
public virtual void setInputStream(AudioInputStream inputStream, string streamName)
{
this.dataStream = inputStream;
this.streamEndReached = false;
this.utteranceEndSent = false;
this.utteranceStarted = false;
AudioFormat format = inputStream.getFormat();
this.sampleRate = ByteCodeHelper.f2i(format.getSampleRate());
this.bigEndian = format.isBigEndian();
string text = format.toString();
this.logger.finer(new StringBuilder().append("input format is ").append(text).toString());
bool sampleSizeInBits = format.getSampleSizeInBits() != 0;
int num = 8;
if (num != -1 && (sampleSizeInBits ? 1 : 0) % num != 0)
{
string text2 = "StreamDataSource: bits per sample must be a multiple of 8.";
throw new Error(text2);
}
this.bytesPerValue = format.getSampleSizeInBits() / 8;
AudioFormat.Encoding encoding = format.getEncoding();
if (encoding.equals(AudioFormat.Encoding.PCM_SIGNED))
{
this.signedData = true;
}
else
{
if (!encoding.equals(AudioFormat.Encoding.PCM_UNSIGNED))
{
string text3 = "used file encoding is not supported";
throw new RuntimeException(text3);
}
this.signedData = false;
}
this.totalValuesRead = 0L;
}
protected internal virtual void computeCepstrum()
{
try
{
AudioDataInputStream audioDataInputStream = new AudioDataInputStream(this.audio);
this.dataSource.setInputStream(audioDataInputStream);
ArrayList arrayList = new ArrayList();
float[] array = new float[100];
Arrays.fill(array, float.Epsilon);
Data data = this.frontEnd.getData();
int i;
while (!(data is DataEndSignal))
{
if (data is FloatData)
{
float[] values = ((FloatData)data).getValues();
float[] array2 = new float[values.Length];
for (i = 0; i < array2.Length; i++)
{
array2[i] = values[i];
if (Math.abs(array2[i]) > array[i])
{
array[i] = Math.abs(array2[i]);
}
}
arrayList.add(array2);
}
if (data is DoubleData)
{
double[] values2 = ((DoubleData)data).getValues();
float[] array2 = new float[values2.Length];
for (i = 0; i < array2.Length; i++)
{
array2[i] = (float)values2[i];
if (Math.abs(array2[i]) > array[i])
{
array[i] = Math.abs(array2[i]);
}
}
arrayList.add(array2);
}
data = this.frontEnd.getData();
}
audioDataInputStream.close();
int num = arrayList.size();
int num2 = ((float[])arrayList.get(0)).Length;
i = num2 * 10;
Dimension dimension = new Dimension(num, i);
this.setMinimumSize(dimension);
this.setMaximumSize(dimension);
this.setPreferredSize(dimension);
this.spectrogram = new BufferedImage(num, i, 1);
for (int j = 0; j < num; j++)
{
float[] array3 = (float[])arrayList.get(j);
for (int k = num2 - 1; k >= 0; k--)
{
int num3 = 127 - ByteCodeHelper.f2i(array3[k] / array[k] * 127f);
int num4 = (num3 << 16 & 16711680) | (num3 << 8 & 65280) | (num3 & 255);
for (int l = 0; l < 10; l++)
{
this.spectrogram.setRGB(j, i - 1 - k * 10 - l, num4);
}
}
}
ReplicateScaleFilter replicateScaleFilter = new ReplicateScaleFilter(ByteCodeHelper.f2i(this.zoom * (float)num), i);
this.scaledSpectrogram = this.createImage(new FilteredImageSource(this.spectrogram.getSource(), replicateScaleFilter));
Dimension size = this.getSize();
this.repaint(0L, 0, 0, size.width - 1, size.height - 1);
}
catch (System.Exception ex)
{
Throwable.instancehelper_printStackTrace(ex);
}
}
public int compare(PrunableMixtureComponent prunableMixtureComponent, PrunableMixtureComponent prunableMixtureComponent2)
{
return(ByteCodeHelper.f2i(prunableMixtureComponent.getStoredScore() - prunableMixtureComponent2.getStoredScore()));
}
public static int getSamplesPerShift(int sampleRate, float windowShiftInMs)
{
return(ByteCodeHelper.f2i((float)sampleRate * windowShiftInMs / 1000f));
}
private Data readData(Utterance utterance)
{
byte[] array = new byte[Microphone.access_1400(this.this_0)];
int channels = Microphone.access_500(this.this_0).getFormat().getChannels();
long num = this.totalSamplesRead;
long num2 = (long)channels;
long firstSampleNumber = (num2 != -1L) ? (num / num2) : (-num);
int num3 = Microphone.access_500(this.this_0).read(array, 0, array.Length);
if (!this.started)
{
lock (this)
{
this.started = true;
System.Threading.Thread.MemoryBarrier();
Object.instancehelper_notifyAll(this);
}
}
if (Microphone.access_1500(this.this_0).isLoggable(Level.FINE))
{
Microphone.access_1600(this.this_0).info(new StringBuilder().append("Read ").append(num3).append(" bytes from audio stream.").toString());
}
if (num3 <= 0)
{
return(null);
}
int num4 = Microphone.access_500(this.this_0).getFormat().getSampleSizeInBits() / 8;
long num5 = this.totalSamplesRead;
int num6 = num3;
int num7 = num4;
this.totalSamplesRead = num5 + (long)((num7 != -1) ? (num6 / num7) : (-(long)num6));
if (num3 != Microphone.access_1400(this.this_0))
{
bool flag = num3 != 0;
int num8 = num4;
if (num8 != -1 && (flag ? 1 : 0) % num8 != 0)
{
string text = "Incomplete sample read.";
throw new Error(text);
}
array = Arrays.copyOf(array, num3);
}
if (Microphone.access_300(this.this_0))
{
utterance.add(array);
}
double[] array2;
if (Microphone.access_1700(this.this_0))
{
array2 = DataUtil.bytesToValues(array, 0, array.Length, num4, Microphone.access_1800(this.this_0));
}
else
{
array2 = DataUtil.littleEndianBytesToValues(array, 0, array.Length, num4, Microphone.access_1800(this.this_0));
}
if (channels > 1)
{
array2 = Microphone.access_1900(this.this_0, array2, channels);
}
return(new DoubleData(array2, ByteCodeHelper.f2i(Microphone.access_500(this.this_0).getFormat().getSampleRate()), firstSampleNumber));
}
public virtual short[] stop()
{
object obj;
System.Threading.Monitor.Enter(obj = this.@lock);
short[] array3;
IOException ex2;
try
{
if (this.recorder != null)
{
ByteArrayOutputStream byteArrayOutputStream = this.recorder.stopRecording();
this.microphone.close();
this.recorder = null;
byte[] array = byteArrayOutputStream.toByteArray();
ByteArrayInputStream audioStream = new ByteArrayInputStream(array);
try
{
short[] array2 = RawReader.readAudioData(audioStream, this.inFormat);
if (this.downsample)
{
array2 = Downsampler.downsample(array2, ByteCodeHelper.f2i(this.inFormat.getSampleRate() / 1000f), ByteCodeHelper.f2i(this.outFormat.getSampleRate() / 1000f));
}
array3 = array2;
}
catch (IOException ex)
{
ex2 = ex;
goto IL_CA;
}
short[] result = array3;
System.Threading.Monitor.Exit(obj);
return(result);
}
short[] array4 = new short[0];
System.Threading.Monitor.Exit(obj);
array3 = array4;
}
catch
{
System.Threading.Monitor.Exit(obj);
throw;
}
return(array3);
IL_CA:
IOException ex3 = ex2;
short[] result2;
try
{
IOException ex4 = ex3;
Throwable.instancehelper_printStackTrace(ex4);
result2 = new short[0];
}
finally
{
System.Threading.Monitor.Exit(obj);
}
return(result2);
}
private bool open()
{
TargetDataLine targetDataLine = this.getAudioLine();
if (targetDataLine != null)
{
if (!targetDataLine.isOpen())
{
this.logger.info("open");
try
{
targetDataLine.open(this.finalFormat, this.audioBufferSize);
}
catch (LineUnavailableException ex)
{
this.logger.severe(new StringBuilder().append("Can't open microphone ").append(Throwable.instancehelper_getMessage(ex)).toString());
return(false);
}
this.audioStream = new AudioInputStream(targetDataLine);
if (this.doConversion)
{
this.audioStream = AudioSystem.getAudioInputStream(this.desiredFormat, this.audioStream);
if (!Microphone.assertionsDisabled && this.audioStream == null)
{
throw new AssertionError();
}
}
float num = (float)this.msecPerRead / 1000f;
this.frameSizeInBytes = this.audioStream.getFormat().getSampleSizeInBits() / 8 * ByteCodeHelper.f2i(num * this.audioStream.getFormat().getSampleRate()) * this.desiredFormat.getChannels();
this.logger.info(new StringBuilder().append("Frame size: ").append(this.frameSizeInBytes).append(" bytes").toString());
return(true);
}
return(true);
}
this.logger.severe("Can't find microphone");
return(false);
}