---

RSimpleRecursive2dBlurOp Class Reference

#include <RSimpleRecursive2dBlurOp.hpp>

Inheritance diagram for RSimpleRecursive2dBlurOp:

[legend]Collaboration diagram for RSimpleRecursive2dBlurOp:

[legend]List of all members.

---

Detailed Description

Float Recursive 2d Blur.

Author:

Bernard De Cuyper

Version:

0.051

Date:

17/08/2002

 
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
	RSimpleRecursive2dBlurOp (double aalpha=1.0)
virtual	~RSimpleRecursive2dBlurOp ()
virtual RImage *	filter (RImage *src, RImage *dest=0)
	Local full image filtering.
virtual RImage *	selectedFilter (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	alpha
double	k
double	gamma
double	gamma2

---

Member Function Documentation

RImage * RSimpleRecursive2dBlurOp::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 * RSimpleRecursive2dBlurOp::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:

• RSimpleRecursive2dBlurOp.hpp
• RSimpleRecursive2dBlurOp.cpp

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.