com.jcraft.jorbis
Class Mdct

java.lang.Object
  com.jcraft.jorbis.Mdct

class Mdct

extends java.lang.Object

Field Summary

(package private) float[]	_w
(package private) float[]	_x
(package private) int[]	bitrev
private static float	cPI1_8
private static float	cPI2_8
private static float	cPI3_8
(package private) int	log2n
(package private) int	n
(package private) float	scale
(package private) float[]	trig

Constructor Summary

(package private)

Mdct()

Method Summary

(package private) void	backward(float[] in, float[] out)
(package private) void	clear()
(package private) void	forward(float[] in, float[] out)
(package private) void	init(int n)
private float[]	mdct_kernel(float[] x, float[] w, int n, int n2, int n4, int n8)

Methods inherited from class java.lang.Object

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

Field Detail

cPI3_8

private static final float cPI3_8

See Also:

Constant Field Values

cPI2_8

private static final float cPI2_8

See Also:

Constant Field Values

cPI1_8

private static final float cPI1_8

See Also:

Constant Field Values

n

int n

log2n

int log2n

trig

float[] trig

bitrev

int[] bitrev

scale

float scale

_x

float[] _x

_w

float[] _w

Constructor Detail

Mdct

Mdct()

Method Detail

init

void init(int n)

clear

void clear()

forward

void forward(float[] in,
             float[] out)

backward

void backward(float[] in,
              float[] out)

mdct_kernel

private float[] mdct_kernel(float[] x,
                            float[] w,
                            int n,
                            int n2,
                            int n4,
                            int n8)