encoder
Class Decomposition

java.lang.Object
  encoder.Decomposition

public class Decomposition
extends java.lang.Object

Decomposition Provides methods for temporal decomposition and spatial decomposition of group of frames

Author:

shankar

Method Summary

int[][][]	getSignFrame(double[][][] waveletFrames, Counters counters, MaxBits maxBits, int imageWidth, int imageHeight, int numberOfFrames) calculates the sign frames for the frames data
double[][][]	temporalDecomposition(double[][][] inputFrames, int imageWidth, int imageHeight, int numberOfFrames, int temporalLevel) Applies temporal decomposition to the frames
double[]	wavelet1D(double[] temp, int size, int level) Applies one dimensional wavelet decomposition to the specified frames data
double[][][]	wavelet2D(double[][][] temporalFrame, int imageWidth, int imageHeight, int numberOfFrames, int spatialLevel) Applies 2 Dimensional wavelet decomposition to the temporally decomposed frames

Methods inherited from class java.lang.Object

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

Method Detail

temporalDecomposition

public double[][][] temporalDecomposition(double[][][] inputFrames,
                                          int imageWidth,
                                          int imageHeight,
                                          int numberOfFrames,
                                          int temporalLevel)

Applies temporal decomposition to the frames

Parameters:

inputFrames -

imageWidth -

imageHeight -

numberOfFrames -

temporalLevel -

Returns:

temporalFrames

wavelet2D

public double[][][] wavelet2D(double[][][] temporalFrame,
                              int imageWidth,
                              int imageHeight,
                              int numberOfFrames,
                              int spatialLevel)

Applies 2 Dimensional wavelet decomposition to the temporally decomposed frames

Parameters:

temporalFrame - represents a 3 dimensional temporally decomposed frames

imageWidth - width of the frame

imageHeight - height of the frame

numberOfFrames - total numnber of the frames

spatialLevel - spatial level

Returns:

waveletFrame a 3 dimensional wavelet frame

wavelet1D

public double[] wavelet1D(double[] temp,
                          int size,
                          int level)

Applies one dimensional wavelet decomposition to the specified frames data

Parameters:

temp - single dimensional frames data

size - length of the frames data array

level -

Returns:

temp wavelet decomposed frames data

getSignFrame

public int[][][] getSignFrame(double[][][] waveletFrames,
                              Counters counters,
                              MaxBits maxBits,
                              int imageWidth,
                              int imageHeight,
                              int numberOfFrames)

calculates the sign frames for the frames data

Parameters:

waveletFrames -

counters -

maxBits -

imageWidth - width of the frame

imageHeight - height of the frame

numberOfFrames - represents the total number of the frames

Returns:

signFrame