jass.generators
Class FFTFilter

java.lang.Object
  jass.generators.FFTFilter

All Implemented Interfaces:

Filter

public class FFTFilter
extends java.lang.Object
implements Filter

Author:

Kees van den Doel (kvdoel@cs.ubc.ca)

Field Summary

protected int	bufferSize
protected FFTFloat	fft
protected float	srate
protected float[]	xi
protected float[]	xr

Constructor Summary

FFTFilter(float srate, int bufferSize, int bits)

Method Summary

void	filter(float[] output, float[] input, int nsamples, int inputOffset) Proces input (may be same as output).
protected void	init(int bits)
static void	main(java.lang.String[] args)

Methods inherited from class java.lang.Object

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

Field Detail

srate

protected float srate

bufferSize

protected int bufferSize

xr

protected float[] xr

xi

protected float[] xi

fft

protected FFTFloat fft

Constructor Detail

FFTFilter

public FFTFilter(float srate,
                 int bufferSize,
                 int bits)

Method Detail

init

protected void init(int bits)

filter

public void filter(float[] output,
                   float[] input,
                   int nsamples,
                   int inputOffset)

Proces input (may be same as output).

Specified by:

filter in interface Filter

Parameters:

output - user provided buffer for returned result.

input - user provided input buffer.

nsamples - number of samples written to output buffer.

inputOffset - where to start in circular buffer input. Must be 0 for this filter

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Throws:

java.lang.Exception