Package ipsk.audio.dsp.speech.vad.impl

Class VoicedSpeechDetector

java.lang.Object

ipsk.audio.dsp.speech.vad.impl.VoicedSpeechDetector

All Implemented Interfaces:

VoiceActivityDetector, FloatAudioOutputStream, InterleavedFloatOutputStream, java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

public class VoicedSpeechDetector
extends java.lang.Object
implements VoiceActivityDetector

Implementation of a voiced speech detector. The implementation uses autocorrelation and dynamic signal to noise ratio measuring.

Author:

klausj

Field Summary

Fields

Modifier and Type	Field	Description
static boolean	DEBUG

Constructor Summary

Constructors

Constructor	Description
VoicedSpeechDetector()

Method Summary

Modifier and Type	Method	Description
void	close()
void	flush()
void	setAudioFormat(javax.sound.sampled.AudioFormat audioFormat)
void	setChannels(int channels)
void	setVoiceActivityDetectorListener(VoiceActivityDetectorListener voiceActivityDetectorListener)
void	write(double[][] buf, int offset, int len)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEBUG

public static final boolean DEBUG

See Also:

Constant Field Values

Constructor Detail

VoicedSpeechDetector

public VoicedSpeechDetector()

Method Detail

setAudioFormat

public void setAudioFormat(javax.sound.sampled.AudioFormat audioFormat)

Specified by:

setAudioFormat in interface FloatAudioOutputStream

setChannels

public void setChannels(int channels)

Specified by:

setChannels in interface InterleavedFloatOutputStream

write

public void write(double[][] buf,
                  int offset,
                  int len)
           throws java.io.IOException

Specified by:

write in interface InterleavedFloatOutputStream

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Throws:

java.io.IOException

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in interface java.io.Flushable

Throws:

java.io.IOException

setVoiceActivityDetectorListener

public void setVoiceActivityDetectorListener(VoiceActivityDetectorListener voiceActivityDetectorListener)

Specified by:

setVoiceActivityDetectorListener in interface VoiceActivityDetector