1. created module bioinspired. 2.transfered Retina module into the new module…

1. created module bioinspired. 2.transfered Retina module into the new module bioinspired. 3. added a fast tone mapping method to Retina interface and wrapped existing reinafilter dedicated method

doc/tutorials/bioinspired/table_of_content_bioinspired/table_of_content_bioinspired.rst

+.. _Table-Of-Content-Bioinspired:
+
+*bioinspired* module. Algorithms inspired from biological models
+----------------------------------------------------------------
+
+Here you will learn how to use additional modules of OpenCV defined in the "bioinspired" module.
+
+ .. include:: ../../definitions/tocDefinitions.rst
+
++
+  .. tabularcolumns:: m{100pt} m{300pt}
+  .. cssclass:: toctableopencv
+
+  =============== ======================================================
+  |RetinaDemoImg| **Title:** :ref:`Retina_Model`
+
+                  *Compatibility:* > OpenCV 2.4
+
+                  *Author:* |Author_AlexB|
+
+                  You will learn how to process images and video streams with a model of retina filter for details enhancement, spatio-temporal noise removal, luminance correction and spatio-temporal events detection.
+
+  =============== ======================================================
+
+  .. |RetinaDemoImg| image:: images/retina_TreeHdr_small.jpg
+                   :height: 90pt
+                   :width:  90pt
+
+ .. raw:: latex
+
+    \pagebreak
+
+.. toctree::
+   :hidden:
+
+   ../retina_model/retina_model

modules/bioinspired/CMakeLists.txt

+set(the_description "Biologically inspired algorithms")
+ocv_define_module(bioinspired opencv_core OPTIONAL opencv_highgui)

modules/bioinspired/doc/bioinspired.rst

+*******************************************************************
+bioinspired. Biologically inspired vision models and derivated tools 
+*******************************************************************
+
+The module provides biological visual systems models (human visual system and others). It also provides derivated objects that take advantage of those bio-inspired models.
+
+.. toctree::
+    :maxdepth: 2
+
+    Human retina documentation <retina/index>

modules/bioinspired/include/opencv2/bioinspired.hpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                           License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifndef __OPENCV_BIOINSPIRED_HPP__
+#define __OPENCV_BIOINSPIRED_HPP__
+
+#include "opencv2/core.hpp"
+#include "opencv2/bioinspired/retina.hpp"
+#include "opencv2/bioinspired/retinafasttonemapping.hpp"
+
+using namespace cv::hvstools;
+#endif

modules/bioinspired/include/opencv2/bioinspired/bioinspired.hpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                          License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifdef __OPENCV_BUILD
+#error this is a compatibility header which should not be used inside the OpenCV library
+#endif
+
+#include "opencv2/bioinspired.hpp"

modules/contrib/include/opencv2/contrib/retina.hpp → modules/bioinspired/include/opencv2/bioinspired/retina.hpp

@@ -11,7 +11,7 @@
  **
  ** Maintainers : Listic lab (code author current affiliation & applications) and Gipsa Lab (original research origins & applications)
  **
- **  Creation - enhancement process 2007-2011
+ **  Creation - enhancement process 2007-2013
  **      Author: Alexandre Benoit (benoit.alexandre.vision@gmail.com), LISTIC lab, Annecy le vieux, France
  **
  ** Theses algorithm have been developped by Alexandre BENOIT since his thesis with Alice Caplier at Gipsa-Lab (www.gipsa-lab.inpg.fr) and the research he pursues at LISTIC Lab (www.listic.univ-savoie.fr).
@@ -62,8 +62,8 @@
  ** the use of this software, even if advised of the possibility of such damage.
  *******************************************************************************/
 
-#ifndef __OPENCV_CONTRIB_RETINA_HPP__
-#define __OPENCV_CONTRIB_RETINA_HPP__
+#ifndef __OPENCV_BIOINSPIRED_RETINA_HPP__
+#define __OPENCV_BIOINSPIRED_RETINA_HPP__
 
 /*
  * Retina.hpp
@@ -75,8 +75,8 @@
 #include "opencv2/core.hpp" // for all OpenCV core functionalities access, including cv::Exception support
 #include <valarray>
 
-namespace cv
-{
+namespace cv{
+namespace hvstools{
 
 enum RETINA_COLORSAMPLINGMETHOD
 {
@@ -241,6 +241,14 @@ public:
      */
     virtual void run(InputArray inputImage)=0;
 
+    /**
+     * method that applies a luminance correction (initially High Dynamic Range (HDR) tone mapping) using only the 2 local adaptation stages of the retina parvo channel : photoreceptors level and ganlion cells level. Spatio temporal filtering is applied but limited to temporal smoothing and eventually high frequencies attenuation. This is a lighter method than the one available using the regular run method. It is then faster but it does not include complete temporal filtering nor retina spectral whitening. Then, it can have a more limited effect on images with a very high dynamic range. This is an adptation of the original still image HDR tone mapping algorithm of David Alleyson, Sabine Susstruck and Laurence Meylan's work, please cite:
+    * -> Meylan L., Alleysson D., and Susstrunk S., A Model of Retinal Local Adaptation for the Tone Mapping of Color Filter Array Images, Journal of Optical Society of America, A, Vol. 24, N 9, September, 1st, 2007, pp. 2807-2816
+     @param inputImage the input image to process RGB or gray levels
+     @param outputToneMappedImage the output tone mapped image
+     */
+    virtual void applyFastToneMapping(InputArray inputImage, OutputArray outputToneMappedImage)=0;
+
     /**
      * accessor of the details channel of the retina (models foveal vision)
      * @param retinaOutput_parvo : the output buffer (reallocated if necessary), this output is rescaled for standard 8bits image processing use in OpenCV
@@ -297,6 +305,26 @@ public:
 CV_EXPORTS Ptr<Retina> createRetina(Size inputSize);
 CV_EXPORTS Ptr<Retina> createRetina(Size inputSize, const bool colorMode, RETINA_COLORSAMPLINGMETHOD colorSamplingMethod=RETINA_COLOR_BAYER, const bool useRetinaLogSampling=false, const double reductionFactor=1.0, const double samplingStrenght=10.0);
 
+
+    /**
+     * exports a valarray buffer outing from HVStools objects to a cv::Mat in CV_8UC1 (gray level picture) or CV_8UC3 (color) format
+     * @param grayMatrixToConvert the valarray to export to OpenCV
+     * @param nbRows : the number of rows of the valarray flatten matrix
+     * @param nbColumns : the number of rows of the valarray flatten matrix
+     * @param colorMode : a flag which mentions if matrix is color (true) or graylevel (false)
+     * @param outBuffer : the output matrix which is reallocated to satisfy Retina output buffer dimensions
+     */
+    void _convertValarrayBuffer2cvMat(const std::valarray<float> &grayMatrixToConvert, const unsigned int nbRows, const unsigned int nbColumns, const bool colorMode, OutputArray outBuffer);
+
+    /**
+     * convert a cv::Mat to a valarray buffer in float format
+     * @param inputMatToConvert : the OpenCV cv::Mat that has to be converted to gray or RGB valarray buffer that will be processed by the retina model
+     * @param outputValarrayMatrix : the output valarray
+     * @return the input image color mode (color=true, gray levels=false)
+     */
+     bool _convertCvMat2ValarrayBuffer(InputArray inputMatToConvert, std::valarray<float> &outputValarrayMatrix);
+
+}
 }
-#endif /* __OPENCV_CONTRIB_RETINA_HPP__ */
+#endif /* __OPENCV_BIOINSPIRED_RETINA_HPP__ */
 

modules/bioinspired/include/opencv2/bioinspired/retinafasttonemapping.hpp

+
+/*#******************************************************************************
+ ** IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+ **
+ ** By downloading, copying, installing or using the software you agree to this license.
+ ** If you do not agree to this license, do not download, install,
+ ** copy or use the software.
+ **
+ **
+ ** HVStools : interfaces allowing OpenCV users to integrate Human Vision System models. Presented models originate from Jeanny Herault's original research and have been reused and adapted by the author&collaborators for computed vision applications since his thesis with Alice Caplier at Gipsa-Lab.
+ **
+ ** Maintainers : Listic lab (code author current affiliation & applications) and Gipsa Lab (original research origins & applications)
+ **
+ **  Creation - enhancement process 2007-2013
+ **      Author: Alexandre Benoit (benoit.alexandre.vision@gmail.com), LISTIC lab, Annecy le vieux, France
+ **
+ ** Theses algorithm have been developped by Alexandre BENOIT since his thesis with Alice Caplier at Gipsa-Lab (www.gipsa-lab.inpg.fr) and the research he pursues at LISTIC Lab (www.listic.univ-savoie.fr).
+ ** Refer to the following research paper for more information:
+ ** Benoit A., Caplier A., Durette B., Herault, J., "USING HUMAN VISUAL SYSTEM MODELING FOR BIO-INSPIRED LOW LEVEL IMAGE PROCESSING", Elsevier, Computer Vision and Image Understanding 114 (2010), pp. 758-773, DOI: http://dx.doi.org/10.1016/j.cviu.2010.01.011
+ ** This work have been carried out thanks to Jeanny Herault who's research and great discussions are the basis of all this work, please take a look at his book:
+ ** Vision: Images, Signals and Neural Networks: Models of Neural Processing in Visual Perception (Progress in Neural Processing),By: Jeanny Herault, ISBN: 9814273686. WAPI (Tower ID): 113266891.
+ **
+ **
+ **
+ **
+ **
+ ** This class is based on image processing tools of the author and already used within the Retina class (this is the same code as method retina::applyFastToneMapping, but in an independent class, it is ligth from a memory requirement point of view). It implements an adaptation of the efficient tone mapping algorithm propose by David Alleyson, Sabine Susstruck and Laurence Meylan's work, please cite:
+ ** -> Meylan L., Alleysson D., and Susstrunk S., A Model of Retinal Local Adaptation for the Tone Mapping of Color Filter Array Images, Journal of Optical Society of America, A, Vol. 24, N 9, September, 1st, 2007, pp. 2807-2816
+ **
+ **
+ **                          License Agreement
+ **               For Open Source Computer Vision Library
+ **
+ ** Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+ ** Copyright (C) 2008-2011, Willow Garage Inc., all rights reserved.
+ **
+ **               For Human Visual System tools (hvstools)
+ ** Copyright (C) 2007-2011, LISTIC Lab, Annecy le Vieux and GIPSA Lab, Grenoble, France, all rights reserved.
+ **
+ ** Third party copyrights are property of their respective owners.
+ **
+ ** Redistribution and use in source and binary forms, with or without modification,
+ ** are permitted provided that the following conditions are met:
+ **
+ ** * Redistributions of source code must retain the above copyright notice,
+ **    this list of conditions and the following disclaimer.
+ **
+ ** * Redistributions in binary form must reproduce the above copyright notice,
+ **    this list of conditions and the following disclaimer in the documentation
+ **    and/or other materials provided with the distribution.
+ **
+ ** * The name of the copyright holders may not be used to endorse or promote products
+ **    derived from this software without specific prior written permission.
+ **
+ ** This software is provided by the copyright holders and contributors "as is" and
+ ** any express or implied warranties, including, but not limited to, the implied
+ ** warranties of merchantability and fitness for a particular purpose are disclaimed.
+ ** In no event shall the Intel Corporation or contributors be liable for any direct,
+ ** indirect, incidental, special, exemplary, or consequential damages
+ ** (including, but not limited to, procurement of substitute goods or services;
+ ** loss of use, data, or profits; or business interruption) however caused
+ ** and on any theory of liability, whether in contract, strict liability,
+ ** or tort (including negligence or otherwise) arising in any way out of
+ ** the use of this software, even if advised of the possibility of such damage.
+ *******************************************************************************/
+
+#ifndef __OPENCV_CONTRIB_RETINAFASTTONEMAPPING_HPP__
+#define __OPENCV_CONTRIB_RETINAFASTTONEMAPPING_HPP__
+
+/*
+ * retinafasttonemapping.hpp
+ *
+ *  Created on: May 26, 2013
+ *      Author: Alexandre Benoit
+ */
+
+#include "opencv2/core.hpp" // for all OpenCV core functionalities access, including cv::Exception support
+#include <valarray>
+
+namespace cv{
+namespace hvstools{
+
+/**
+ * @class RetinaFastToneMappingImpl a wrapper class which allows the tone mapping algorithm of Meylan&al(2007) to be used with OpenCV.
+ * This algorithm is already implemented in thre Retina class (retina::applyFastToneMapping) but used it does not require all the retina model to be allocated. This allows a light memory use for low memory devices (smartphones, etc.
+ * As a summary, these are the model properties:
+ * => 2 stages of local luminance adaptation with a different local neighborhood for each.
+ * => first stage models the retina photorecetors local luminance adaptation
+ * => second stage models th ganglion cells local information adaptation
+ * => compared to the initial publication, this class uses spatio-temporal low pass filters instead of spatial only filters.
+ * ====> this can help noise robustness and temporal stability for video sequence use cases.
+ * for more information, read to the following papers :
+ *  Meylan L., Alleysson D., and Susstrunk S., A Model of Retinal Local Adaptation for the Tone Mapping of Color Filter Array Images, Journal of Optical Society of America, A, Vol. 24, N 9, September, 1st, 2007, pp. 2807-2816Benoit A., Caplier A., Durette B., Herault, J., "USING HUMAN VISUAL SYSTEM MODELING FOR BIO-INSPIRED LOW LEVEL IMAGE PROCESSING", Elsevier, Computer Vision and Image Understanding 114 (2010), pp. 758-773, DOI: http://dx.doi.org/10.1016/j.cviu.2010.01.011
+ * regarding spatio-temporal filter and the bigger retina model :
+ * Vision: Images, Signals and Neural Networks: Models of Neural Processing in Visual Perception (Progress in Neural Processing),By: Jeanny Herault, ISBN: 9814273686. WAPI (Tower ID): 113266891.
+ */
+class CV_EXPORTS RetinaFastToneMapping : public Algorithm
+{
+public:
+
+    /**
+     * method that applies a luminance correction (initially High Dynamic Range (HDR) tone mapping) using only the 2 local adaptation stages of the retina parvocellular channel : photoreceptors level and ganlion cells level. Spatio temporal filtering is applied but limited to temporal smoothing and eventually high frequencies attenuation. This is a lighter method than the one available using the regular retina::run method. It is then faster but it does not include complete temporal filtering nor retina spectral whitening. Then, it can have a more limited effect on images with a very high dynamic range. This is an adptation of the original still image HDR tone mapping algorithm of David Alleyson, Sabine Susstruck and Laurence Meylan's work, please cite:
+    * -> Meylan L., Alleysson D., and Susstrunk S., A Model of Retinal Local Adaptation for the Tone Mapping of Color Filter Array Images, Journal of Optical Society of America, A, Vol. 24, N 9, September, 1st, 2007, pp. 2807-2816
+     @param inputImage the input image to process RGB or gray levels
+     @param outputToneMappedImage the output tone mapped image
+     */
+    virtual void applyFastToneMapping(InputArray inputImage, OutputArray outputToneMappedImage)=0;
+
+    /**
+     * setup method that updates tone mapping behaviors by adjusing the local luminance computation area
+     * @param photoreceptorsNeighborhoodRadius the first stage local adaptation area 
+     * @param ganglioncellsNeighborhoodRadius the second stage local adaptation area
+     * @param meanLuminanceModulatorK the factor applied to modulate the meanLuminance information (default is 1, see reference paper)
+     */
+    virtual void setup(const float photoreceptorsNeighborhoodRadius=3.f, const float ganglioncellsNeighborhoodRadius=1.f, const float meanLuminanceModulatorK=1.f)=0;
+};
+
+CV_EXPORTS Ptr<RetinaFastToneMapping> createRetinaFastToneMapping(Size inputSize);
+
+}
+}
+#endif /* __OPENCV_CONTRIB_RETINAFASTTONEMAPPING_HPP__ */
+

modules/contrib/src/basicretinafilter.cpp → modules/bioinspired/src/basicretinafilter.cpp

@@ -72,7 +72,8 @@
 
 namespace cv
 {
-
+namespace hvstools
+{
 // @author Alexandre BENOIT, benoit.alexandre.vision@gmail.com, LISTIC : www.listic.univ-savoie.fr Gipsa-Lab, France: www.gipsa-lab.inpg.fr/
 
 //////////////////////////////////////////////////////////
@@ -883,4 +884,5 @@ void BasicRetinaFilter::_verticalAnticausalFilter_Irregular_multGain(float *outp
     }
 
 }
-}
+}// end of namespace hvstools
+}// end of namespace cv

modules/contrib/src/basicretinafilter.hpp → modules/bioinspired/src/basicretinafilter.hpp

@@ -113,6 +113,8 @@
 //#define __BASIC_RETINA_ELEMENT_DEBUG
 
 namespace cv
+{
+namespace hvstools
 {
     class BasicRetinaFilter
     {
@@ -287,7 +289,7 @@ namespace cv
         * @param maxInputValue: the maximum amplitude value measured after local adaptation processing (c.f. function runFilter_LocalAdapdation & runFilter_LocalAdapdation_autonomous)
         * @param meanLuminance: the a priori meann luminance of the input data (should be 128 for 8bits images but can vary greatly in case of High Dynamic Range Images (HDRI)
         */
-        void setV0CompressionParameterToneMapping(const float v0, const float maxInputValue, const float meanLuminance=128.0f){ _v0=v0*maxInputValue; _localLuminanceFactor=1.0f; _localLuminanceAddon=meanLuminance*_v0; _maxInputValue=maxInputValue;};
+        void setV0CompressionParameterToneMapping(const float v0, const float maxInputValue, const float meanLuminance=128.0f){ _v0=v0*maxInputValue; _localLuminanceFactor=1.0f; _localLuminanceAddon=meanLuminance*v0; _maxInputValue=maxInputValue;};
 
         /**
         * update compression parameters while keeping v0 parameter value
@@ -650,7 +652,8 @@ namespace cv
 
     };
 
-}
+}// end of namespace hvstools
+}// end of namespace cv
 #endif
 
 

modules/contrib/src/imagelogpolprojection.cpp → modules/bioinspired/src/imagelogpolprojection.cpp

@@ -72,7 +72,8 @@
 
 namespace cv
 {
-
+namespace hvstools
+{
 // constructor
 ImageLogPolProjection::ImageLogPolProjection(const unsigned int nbRows, const unsigned int nbColumns, const PROJECTIONTYPE projection, const bool colorModeCapable)
 :BasicRetinaFilter(nbRows, nbColumns),
@@ -446,4 +447,5 @@ std::valarray<float> &ImageLogPolProjection::runProjection(const std::valarray<f
     return _sampledFrame;
 }
 
-}
+}// end of namespace hvstools
+}// end of namespace cv

modules/contrib/src/imagelogpolprojection.hpp → modules/bioinspired/src/imagelogpolprojection.hpp

@@ -103,6 +103,8 @@
 
 namespace cv
 {
+namespace hvstools
+{
 
 class ImageLogPolProjection:public BasicRetinaFilter
 {
@@ -236,5 +238,6 @@ private:
 
 };
 
-}
+}// end of namespace hvstools
+}// end of namespace cv
 #endif /*IMAGELOGPOLPROJECTION_H_*/

modules/contrib/src/magnoretinafilter.cpp → modules/bioinspired/src/magnoretinafilter.cpp

@@ -72,6 +72,8 @@
 
 namespace cv
 {
+namespace hvstools
+{
 // Constructor and Desctructor of the OPL retina filter
 MagnoRetinaFilter::MagnoRetinaFilter(const unsigned int NBrows, const unsigned int NBcolumns)
 :BasicRetinaFilter(NBrows, NBcolumns, 2),
@@ -206,6 +208,7 @@ const std::valarray<float> &MagnoRetinaFilter::runFilter(const std::valarray<flo
 
     return (*_magnoYOutput);
 }
-}
+}// end of namespace hvstools
+}// end of namespace cv
 
 

modules/contrib/src/magnoretinafilter.hpp → modules/bioinspired/src/magnoretinafilter.hpp

@@ -99,7 +99,8 @@
 
 namespace cv
 {
-
+namespace hvstools
+{
     class MagnoRetinaFilter: public BasicRetinaFilter
     {
     public:
@@ -238,7 +239,8 @@ namespace cv
 #endif
     };
 
-}
+}// end of namespace hvstools
+}// end of namespace cv
 
 #endif /*MagnoRetinaFilter_H_*/
 

modules/contrib/src/parvoretinafilter.cpp → modules/bioinspired/src/parvoretinafilter.cpp

@@ -73,6 +73,8 @@
 
 namespace cv
 {
+namespace hvstools
+{
 //////////////////////////////////////////////////////////
 //                 OPL RETINA FILTER
 //////////////////////////////////////////////////////////
@@ -227,5 +229,6 @@ void ParvoRetinaFilter::_OPL_OnOffWaysComputing() // WARNING : this method requi
     }
 #endif
 }
-}
+}// end of namespace hvstools
+}// end of namespace cv
 

modules/contrib/src/parvoretinafilter.hpp → modules/bioinspired/src/parvoretinafilter.hpp

@@ -103,6 +103,8 @@
 
 namespace cv
 {
+namespace hvstools
+{
 //retina classes that derivate from the Basic Retrina class
 class ParvoRetinaFilter: public BasicRetinaFilter
 {
@@ -256,6 +258,7 @@ private:
 #endif
 
 };
-}
+}// end of namespace hvstools
+}// end of namespace cv
 #endif
 

modules/bioinspired/src/precomp.cpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                        Intel License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000, Intel Corporation, all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of Intel Corporation may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#include "precomp.hpp"
+
+/* End of file. */

modules/bioinspired/src/precomp.hpp

+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+//  By downloading, copying, installing or using the software you agree to this license.
+//  If you do not agree to this license, do not download, install,
+//  copy or use the software.
+//
+//
+//                          License Agreement
+//                For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+//   * Redistribution's of source code must retain the above copyright notice,
+//     this list of conditions and the following disclaimer.
+//
+//   * Redistribution's in binary form must reproduce the above copyright notice,
+//     this list of conditions and the following disclaimer in the documentation
+//     and/or other materials provided with the distribution.
+//
+//   * The name of the copyright holders may not be used to endorse or promote products
+//     derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#ifndef __OPENCV_PRECOMP_H__
+#define __OPENCV_PRECOMP_H__
+
+#include "opencv2/bioinspired.hpp"
+#include "opencv2/core/utility.hpp"
+
+#include "opencv2/core/private.hpp"
+
+namespace cv
+{
+
+// special function to get pointer to constant valarray elements, since
+// simple &arr[0] does not compile on VS2005/VS2008.
+template<typename T> inline const T* get_data(const std::valarray<T>& arr)
+{ return &((std::valarray<T>&)arr)[0]; }
+
+}
+
+#endif

modules/contrib/src/retinacolor.cpp → modules/bioinspired/src/retinacolor.cpp

@@ -73,7 +73,8 @@
 
 namespace cv
 {
-
+namespace hvstools
+{
 // init static values
 static float _LMStoACr1Cr2[]={1.0,  1.0, 0.0,  1.0, -1.0, 0.0,  -0.5, -0.5, 1.0};
 //static double _ACr1Cr2toLMS[]={0.5,  0.5, 0.0,   0.5, -0.5, 0.0,  0.5,  0.0, 1.0};
@@ -720,4 +721,5 @@ void RetinaColor::_applyImageColorSpaceConversion(const std::valarray<float> &in
     }
 }
 
-}
+}// end of namespace hvstools
+}// end of namespace cv

modules/contrib/src/retinacolor.hpp → modules/bioinspired/src/retinacolor.hpp

@@ -85,7 +85,8 @@
 
 namespace cv
 {
-
+namespace hvstools
+{
     class RetinaColor: public BasicRetinaFilter
     {
     public:
@@ -99,7 +100,7 @@ namespace cv
         * @param NBcolumns: number of columns of the input image
         * @param samplingMethod: the chosen color sampling method
         */
-        RetinaColor(const unsigned int NBrows, const unsigned int NBcolumns, const RETINA_COLORSAMPLINGMETHOD samplingMethod=RETINA_COLOR_DIAGONAL);
+        RetinaColor(const unsigned int NBrows, const unsigned int NBcolumns, const RETINA_COLORSAMPLINGMETHOD samplingMethod=RETINA_COLOR_BAYER);
 
         /**
         * standard destructor
@@ -382,7 +383,8 @@ namespace cv
 
 #endif
     };
-}
+}// end of namespace hvstools
+}// end of namespace cv
 
 #endif /*RETINACOLOR_HPP_*/
 

modules/contrib/src/retinafilter.cpp → modules/bioinspired/src/retinafilter.cpp

@@ -72,6 +72,8 @@
 #include <cmath>
 
 namespace cv
+{
+namespace hvstools
 {
     // standard constructor without any log sampling of the input frame
     RetinaFilter::RetinaFilter(const unsigned int sizeRows, const unsigned int sizeColumns, const bool colorMode, const RETINA_COLORSAMPLINGMETHOD samplingMethod, const bool useRetinaLogSampling, const double reductionFactor, const double samplingStrenght)
@@ -375,21 +377,15 @@ namespace cv
         // apply tone mapping on the multiplexed image
         // -> photoreceptors local adaptation (large area adaptation)
         _photoreceptorsPrefilter.runFilter_LPfilter(grayImageInput, grayImageOutput, 2); // compute low pass filtering modeling the horizontal cells filtering to acess local luminance
-        _photoreceptorsPrefilter.setV0CompressionParameterToneMapping(PhotoreceptorsCompression, grayImageOutput.sum()/(float)_photoreceptorsPrefilter.getNBpixels());
+        _photoreceptorsPrefilter.setV0CompressionParameterToneMapping(1.f-PhotoreceptorsCompression, grayImageOutput.max(), 1.f*grayImageOutput.sum()/(float)_photoreceptorsPrefilter.getNBpixels());
         _photoreceptorsPrefilter.runFilter_LocalAdapdation(grayImageInput, grayImageOutput, temp2); // adapt contrast to local luminance
 
-        // high pass filter
-        //_spatiotemporalLPfilter(_localBuffer, _filterOutput, 2); // compute low pass filtering (high cut frequency (remove spatio-temporal noise)
-
-        //for (unsigned int i=0;i<_NBpixels;++i)
-        //  _localBuffer[i]-= _filterOutput[i]/2.0;
-
         // -> ganglion cells local adaptation (short area adaptation)
         _photoreceptorsPrefilter.runFilter_LPfilter(temp2, grayImageOutput, 1); // compute low pass filtering (high cut frequency (remove spatio-temporal noise)
-        _photoreceptorsPrefilter.setV0CompressionParameterToneMapping(ganglionCellsCompression, temp2.max(), temp2.sum()/(float)_photoreceptorsPrefilter.getNBpixels());
+        _photoreceptorsPrefilter.setV0CompressionParameterToneMapping(1.f-ganglionCellsCompression, temp2.max(), 1.f*temp2.sum()/(float)_photoreceptorsPrefilter.getNBpixels());
         _photoreceptorsPrefilter.runFilter_LocalAdapdation(temp2, grayImageOutput, grayImageOutput); // adapt contrast to local luminance
-
     }
+
     // run the initilized retina filter in order to perform color tone mapping, after this call all retina outputs are updated
     void RetinaFilter::runRGBToneMapping(const std::valarray<float> &RGBimageInput, std::valarray<float> &RGBimageOutput, const bool useAdaptiveFiltering, const float PhotoreceptorsCompression, const float ganglionCellsCompression)
     {
@@ -526,4 +522,5 @@ namespace cv
 
         return true;
     }
-}
+}// end of namespace hvstools
+}// end of namespace cv

modules/contrib/src/retinafilter.hpp → modules/bioinspired/src/retinafilter.hpp

@@ -110,7 +110,8 @@
 //#define __RETINADEBUG // define RETINADEBUG to display debug data
 namespace cv
 {
-
+namespace hvstools
+{
 // retina class that process the 3 outputs of the retina filtering stages
 class RetinaFilter//: public BasicRetinaFilter
 {
@@ -541,7 +542,9 @@ private:
 
 };
 
-}
+}// end of namespace hvstools
+}// end of namespace cv
+
 #endif /*RETINACLASSES_H_*/
 
 

modules/contrib/src/templatebuffer.hpp → modules/bioinspired/src/templatebuffer.hpp

@@ -71,6 +71,12 @@
 #include <cmath>
 
 
+//#define __TEMPLATEBUFFERDEBUG //define TEMPLATEBUFFERDEBUG in order to display debug information
+
+namespace cv
+{
+namespace hvstools
+{
 //// If a parallelization method is available then, you should define MAKE_PARALLEL, in the other case, the classical serial code will be used
 #define MAKE_PARALLEL
 // ==> then include required includes
@@ -101,10 +107,6 @@ public:
 };
 #endif
 
-//#define __TEMPLATEBUFFERDEBUG //define TEMPLATEBUFFERDEBUG in order to display debug information
-
-namespace cv
-{
     /**
     * @class TemplateBuffer
     * @brief this class is a simple template memory buffer which contains basic functions to get information on or normalize the buffer content
@@ -548,7 +550,8 @@ namespace cv
         return std::fabs(x);
     }
 
-}
+}// end of namespace hvstools
+}// end of namespace cv
 #endif
 
 

modules/bioinspired/test/test_main.cpp

+#include "test_precomp.hpp"
+
+CV_TEST_MAIN("cv")

modules/bioinspired/test/test_precomp.cpp

+#include "test_precomp.hpp"

modules/bioinspired/test/test_precomp.hpp

+#ifdef __GNUC__
+#  pragma GCC diagnostic ignored "-Wmissing-declarations"
+#  if defined __clang__ || defined __APPLE__
+#    pragma GCC diagnostic ignored "-Wmissing-prototypes"
+#    pragma GCC diagnostic ignored "-Wextra"
+#  endif
+#endif
+
+#ifndef __OPENCV_TEST_PRECOMP_HPP__
+#define __OPENCV_TEST_PRECOMP_HPP__
+
+#include "opencv2/ts.hpp"
+#include "opencv2/bioinspired.hpp"
+#include <iostream>
+
+#endif
+

samples/cpp/tutorial_code/contrib/retina_tutorial.cpp → samples/cpp/tutorial_code/bioinspired/retina_tutorial.cpp

@@ -9,7 +9,7 @@
 #include <iostream>
 #include <cstring>
 
-#include "opencv2/contrib.hpp"
+#include "opencv2/bioinspired.hpp"
 #include "opencv2/highgui.hpp"
 
 static void help(std::string errorMessage)
@@ -95,16 +95,16 @@ int main(int argc, char* argv[]) {
     try
     {
         // create a retina instance with default parameters setup, uncomment the initialisation you wanna test
-        cv::Ptr<cv::Retina> myRetina;
+        cv::Ptr<Retina> myRetina;
 
         // if the last parameter is 'log', then activate log sampling (favour foveal vision and subsamples peripheral vision)
         if (useLogSampling)
         {
-            myRetina = cv::createRetina(inputFrame.size(), true, cv::RETINA_COLOR_BAYER, true, 2.0, 10.0);
+            myRetina = createRetina(inputFrame.size(), true, RETINA_COLOR_BAYER, true, 2.0, 10.0);
         }
         else// -> else allocate "classical" retina :
         {
-            myRetina = cv::createRetina(inputFrame.size());
+            myRetina = createRetina(inputFrame.size());
         }
 
         // save default retina parameters file in order to let you see this and maybe modify it and reload using method "setup"