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RRecursive2dBlurOp Class Reference

#include <RRecursive2dBlurOp.hpp>

Inheritance diagram for RRecursive2dBlurOp:

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Collaboration diagram for RRecursive2dBlurOp:

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List of all members.

Detailed Description

Float Recursive 2d Blur.

Author:
Bernard De Cuyper
Version:
0.05
Date:
1/07/2002
 
Purpose:        Fast Computation of gaussian blurring.
                        Second order filter.

Papers:         "Recursive Digital Filters,",
                        Victor De Brunner , John Wiley Encyclopedia of Electrical and Electronic Engineer 1999,
                        Volume 18.
                        "Programming techniques for realtime software implementation, of optimal edge detectors:
                        a comparision between state of the art DSP's and RISC architectures."
                        Frantz Lohier, Lionel Lacassagne, Patrick Garda, Université Pierre et Marie Curie, France 199x.
                        "Evaluation of Diffusion Schemes for Multiscale-Watershed Segmentation,",
                        Erik Dam, Thesis , University of Copenhagen 2000.
                        "Recursively Implementing Gaussian and its Derivatives.", 
                        R. Deriche, INRIA 1993.
                        "Recursivity and PDE's in image processing", 
                        L. Alvarez, R. Deriche and F Santana, Spain 1998.
                

@ Copyrights: Bernard De Cuyper & Eddy Fraiha 2002, Eggs & Pictures. MIT/Open BSD copyright model.


Public Methods

 RRecursive2dBlurOp (double asigma=1.0)
virtual ~RRecursive2dBlurOp ()
virtual RImagefilter (RImage *src, RImage *dest=0)
 Local full image filtering.

virtual RImageselectedFilter (AnImage *mask, RImage *src, RImage *dest=0)
 Local filtering in a mask area.

virtual void report (FILE *file)

Protected Methods

virtual void computeNormalisation ()
virtual void computeCausalFilter ()
virtual void computeNonCausalFilter ()

Protected Attributes

double sigma
double scale
double a0
double a1
double b0
double w0
double c0
double c1
double b1
double w1
double n0p
double n1p
double n2p
double n3p
double d1p
double d2p
double d3p
double d4p
double n1m
double n2m
double n3m
double n4m
double d1m
double d2m
double d3m
double d4m


Member Function Documentation

RImage * RRecursive2dBlurOp::filter RImage   src,
RImage   dest = 0
[virtual]
 

Local full image filtering.

Parameters:
src  is RImage* is RImage source channel
dest  is RImage* is RImage result/placeholder
Returns :
RImage* as result,

Implements AbsRImageFilter.

RImage * RRecursive2dBlurOp::selectedFilter AnImage   mask,
RImage   src,
RImage   dest = 0
[virtual]
 

Local filtering in a mask area.

Parameters:
mask  is AnImage* is a ByteImage
src  is RImage* is RImage source channel
dest  is RImage* is RImage result/placeholder
Returns :
RImage* as result,

Reimplemented from AbsRImageFilter.


The documentation for this class was generated from the following files:
SourceForge.net Logo
Restoreinpaint sourceforge project `C++/Java Image Processing, Restoration, Inpainting Project'.

Bernard De Cuyper: Open Project Leader: Concept, design and development.
Bernard De Cuyper & Eddy Fraiha 2002, 2003. Bernard De Cuyper 2004. Open and free, for friendly usage only.
Modifications on Belgium ground of this piece of artistic work, by governement institutions or companies, must be notified to Bernard De Cuyper.
bern_bdc@hotmail.com