Package ipsk.audio.dsp

Class FloatRandomAccessStream

java.lang.Object

ipsk.audio.dsp.FloatRandomAccessStream

Direct Known Subclasses:

BufferedFloatRandomAccessStream

public class FloatRandomAccessStream
extends java.lang.Object

A random accessible audio stream in normalized float values.

Author:

K.Jaensch, klausj@phonetik.uni-muenchen.de

Field Summary

Fields

Modifier and Type	Field	Description
protected javax.sound.sampled.AudioFormat	audioFormat
protected AudioSource	audioSource
protected byte[]	buffer
protected AudioFrameProcessor	bufferProcessor
protected int	frameSize
protected RandomAccessAudioStream	raas

Constructor Summary

Constructors

Constructor	Description
FloatRandomAccessStream(AudioSource audioSource)	Returns a float value audio stream.

Method Summary

Modifier and Type	Method	Description
void	close()
int	getChannels()
long	getFrameLength()
int	readFrames(double[][] normBuf, int frameOffset, int frames)
void	setFramePosition(long newPos)
long	skipFrames(long framesToSkip)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

audioSource

protected AudioSource audioSource

audioFormat

protected javax.sound.sampled.AudioFormat audioFormat

buffer

protected byte[] buffer

frameSize

protected int frameSize

raas

protected RandomAccessAudioStream raas

bufferProcessor

protected AudioFrameProcessor bufferProcessor

Constructor Detail

FloatRandomAccessStream

public FloatRandomAccessStream(AudioSource audioSource)
                        throws AudioFormatNotSupportedException,
                               AudioSourceException

Returns a float value audio stream. The float values a normalized to the scale -1 from to +1.

Parameters:

audioSource - audio source stream

Throws:

AudioSourceException

AudioFormatNotSupportedException

Method Detail

close

public void close()
           throws AudioSourceException

Throws:

AudioSourceException

readFrames

public int readFrames(double[][] normBuf,
                      int frameOffset,
                      int frames)
               throws AudioSourceException

Throws:

AudioSourceException

setFramePosition

public void setFramePosition(long newPos)
                      throws AudioSourceException

Throws:

AudioSourceException

skipFrames

public long skipFrames(long framesToSkip)
                throws AudioSourceException

Throws:

AudioSourceException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getFrameLength

public long getFrameLength()
                    throws AudioSourceException

Throws:

AudioSourceException

getChannels

public int getChannels()
                throws AudioSourceException

Throws:

AudioSourceException