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java.lang.Objectmath.jtransforms.dht.FloatDHT_1D
public class FloatDHT_1D
Computes 1D Discrete Hartley Transform (DHT) of real, single precision data. The size of the data can be an arbitrary number. It uses FFT algorithm. This is a parallel implementation optimized for SMP systems.
Constructor Summary | |
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FloatDHT_1D(int n)
Creates new instance of FloatDHT_1D. |
Method Summary | |
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void |
forward(float[] a)
Computes 1D real, forward DHT leaving the result in a . |
void |
forward(float[] a,
int offa)
Computes 1D real, forward DHT leaving the result in a . |
void |
inverse(float[] a,
boolean scale)
Computes 1D real, inverse DHT leaving the result in a . |
void |
inverse(float[] a,
int offa,
boolean scale)
Computes 1D real, inverse DHT leaving the result in a . |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public FloatDHT_1D(int n)
n
- size of dataMethod Detail |
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public void forward(float[] a)
a
.
a
- data to transformpublic void forward(float[] a, int offa)
a
.
a
- data to transformoffa
- index of the first element in array a
public void inverse(float[] a, boolean scale)
a
.
a
- data to transformscale
- if true then scaling is performedpublic void inverse(float[] a, int offa, boolean scale)
a
.
a
- data to transformoffa
- index of the first element in array a
scale
- if true then scaling is performed
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