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diff --git a/thirdparty/linux/include/opencv2/bioinspired/retinafasttonemapping.hpp b/thirdparty/linux/include/opencv2/bioinspired/retinafasttonemapping.hpp new file mode 100644 index 0000000..c65709d --- /dev/null +++ b/thirdparty/linux/include/opencv2/bioinspired/retinafasttonemapping.hpp @@ -0,0 +1,138 @@ + +/*#****************************************************************************** + ** 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. + ** + ** + ** bioinspired : 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 (bioinspired) + ** 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_BIOINSPIRED_RETINAFASTTONEMAPPING_HPP__ +#define __OPENCV_BIOINSPIRED_RETINAFASTTONEMAPPING_HPP__ + +/** +@file +@date May 26, 2013 +@author Alexandre Benoit + */ + +#include "opencv2/core.hpp" // for all OpenCV core functionalities access, including cv::Exception support + +namespace cv{ +namespace bioinspired{ + +//! @addtogroup bioinspired +//! @{ + +/** @brief 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_W RetinaFastToneMapping : public Algorithm +{ +public: + + /** @brief 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 + */ + CV_WRAP virtual void applyFastToneMapping(InputArray inputImage, OutputArray outputToneMappedImage)=0; + + /** @brief 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) + */ + CV_WRAP virtual void setup(const float photoreceptorsNeighborhoodRadius=3.f, const float ganglioncellsNeighborhoodRadius=1.f, const float meanLuminanceModulatorK=1.f)=0; +}; + +//! @relates bioinspired::RetinaFastToneMapping +CV_EXPORTS_W Ptr<RetinaFastToneMapping> createRetinaFastToneMapping(Size inputSize); + +//! @} + +} +} +#endif /* __OPENCV_BIOINSPIRED_RETINAFASTTONEMAPPING_HPP__ */ |