From: Alexander Alekhin Date: Tue, 4 Dec 2018 10:51:17 +0000 (+0300) Subject: photo: move TonemapDurand to opencv_contrib X-Git-Tag: accepted/tizen/6.0/unified/20201030.111113~1^2~384^2~6^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=742f22c09bd0c27b450f141bc984f280c8cde98e;p=platform%2Fupstream%2Fopencv.git photo: move TonemapDurand to opencv_contrib --- diff --git a/doc/opencv.bib b/doc/opencv.bib index 4ed9b57..aa2bac5 100644 --- a/doc/opencv.bib +++ b/doc/opencv.bib @@ -180,17 +180,6 @@ volume = {9}, publisher = {Walter de Gruyter} } -@inproceedings{DD02, - author = {Durand, Fr{\'e}do and Dorsey, Julie}, - title = {Fast bilateral filtering for the display of high-dynamic-range images}, - booktitle = {ACM Transactions on Graphics (TOG)}, - year = {2002}, - pages = {257--266}, - volume = {21}, - number = {3}, - publisher = {ACM}, - url = {https://www.researchgate.net/profile/Julie_Dorsey/publication/220184746_Fast_Bilateral_Filtering_for_the_Display_of_High_-_dynamic_-_range_Images/links/54566b000cf26d5090a95f96/Fast-Bilateral-Filtering-for-the-Display-of-High-dynamic-range-Images.pdf} -} @inproceedings{DM03, author = {Drago, Fr{\'e}d{\'e}ric and Myszkowski, Karol and Annen, Thomas and Chiba, Norishige}, title = {Adaptive logarithmic mapping for displaying high contrast scenes}, diff --git a/doc/py_tutorials/py_photo/py_hdr/py_hdr.markdown b/doc/py_tutorials/py_photo/py_hdr/py_hdr.markdown index 497c8a7..68788bd 100644 --- a/doc/py_tutorials/py_photo/py_hdr/py_hdr.markdown +++ b/doc/py_tutorials/py_photo/py_hdr/py_hdr.markdown @@ -85,10 +85,8 @@ we will later have to clip the data in order to avoid overflow. @code{.py} # Tonemap HDR image -tonemap1 = cv.createTonemapDurand(gamma=2.2) +tonemap1 = cv.createTonemap(gamma=2.2) res_debevec = tonemap1.process(hdr_debevec.copy()) -tonemap2 = cv.createTonemapDurand(gamma=1.3) -res_robertson = tonemap2.process(hdr_robertson.copy()) @endcode ### 4. Merge exposures using Mertens fusion @@ -173,5 +171,5 @@ Additional Resources Exercises --------- -1. Try all tonemap algorithms: cv::TonemapDrago, cv::TonemapDurand, cv::TonemapMantiuk and cv::TonemapReinhard +1. Try all tonemap algorithms: cv::TonemapDrago, cv::TonemapMantiuk and cv::TonemapReinhard 2. Try changing the parameters in the HDR calibration and tonemap methods. diff --git a/doc/tutorials/photo/hdr_imaging/hdr_imaging.markdown b/doc/tutorials/photo/hdr_imaging/hdr_imaging.markdown index b26c8f4..07cea57 100644 --- a/doc/tutorials/photo/hdr_imaging/hdr_imaging.markdown +++ b/doc/tutorials/photo/hdr_imaging/hdr_imaging.markdown @@ -171,7 +171,7 @@ Now it's time to look at the results. Note that HDR image can't be stored in one formats, so we save it to Radiance image (.hdr). Also all HDR imaging functions return results in [0, 1] range so we should multiply result by 255. -You can try other tonemap algorithms: cv::TonemapDrago, cv::TonemapDurand, cv::TonemapMantiuk and cv::TonemapReinhard +You can try other tonemap algorithms: cv::TonemapDrago, cv::TonemapMantiuk and cv::TonemapReinhard You can also adjust the parameters in the HDR calibration and tonemap methods for your own photos. Results diff --git a/modules/photo/include/opencv2/photo.hpp b/modules/photo/include/opencv2/photo.hpp index 4fdeef9..7ceb97e 100644 --- a/modules/photo/include/opencv2/photo.hpp +++ b/modules/photo/include/opencv2/photo.hpp @@ -376,43 +376,6 @@ results, default value is 0.85. */ CV_EXPORTS_W Ptr createTonemapDrago(float gamma = 1.0f, float saturation = 1.0f, float bias = 0.85f); -/** @brief This algorithm decomposes image into two layers: base layer and detail layer using bilateral filter -and compresses contrast of the base layer thus preserving all the details. - -This implementation uses regular bilateral filter from opencv. - -Saturation enhancement is possible as in ocvTonemapDrago. - -For more information see @cite DD02 . - */ -class CV_EXPORTS_W TonemapDurand : public Tonemap -{ -public: - - CV_WRAP virtual float getSaturation() const = 0; - CV_WRAP virtual void setSaturation(float saturation) = 0; - - CV_WRAP virtual float getContrast() const = 0; - CV_WRAP virtual void setContrast(float contrast) = 0; - - CV_WRAP virtual float getSigmaSpace() const = 0; - CV_WRAP virtual void setSigmaSpace(float sigma_space) = 0; - - CV_WRAP virtual float getSigmaColor() const = 0; - CV_WRAP virtual void setSigmaColor(float sigma_color) = 0; -}; - -/** @brief Creates TonemapDurand object - -@param gamma gamma value for gamma correction. See createTonemap -@param contrast resulting contrast on logarithmic scale, i. e. log(max / min), where max and min -are maximum and minimum luminance values of the resulting image. -@param saturation saturation enhancement value. See createTonemapDrago -@param sigma_space bilateral filter sigma in color space -@param sigma_color bilateral filter sigma in coordinate space - */ -CV_EXPORTS_W Ptr -createTonemapDurand(float gamma = 1.0f, float contrast = 4.0f, float saturation = 1.0f, float sigma_space = 2.0f, float sigma_color = 2.0f); /** @brief This is a global tonemapping operator that models human visual system. diff --git a/modules/photo/src/tonemap.cpp b/modules/photo/src/tonemap.cpp index fd73865..a02c6ad 100644 --- a/modules/photo/src/tonemap.cpp +++ b/modules/photo/src/tonemap.cpp @@ -193,94 +193,6 @@ Ptr createTonemapDrago(float gamma, float saturation, float bias) return makePtr(gamma, saturation, bias); } -class TonemapDurandImpl CV_FINAL : public TonemapDurand -{ -public: - TonemapDurandImpl(float _gamma, float _contrast, float _saturation, float _sigma_color, float _sigma_space) : - name("TonemapDurand"), - gamma(_gamma), - contrast(_contrast), - saturation(_saturation), - sigma_color(_sigma_color), - sigma_space(_sigma_space) - { - } - - void process(InputArray _src, OutputArray _dst) CV_OVERRIDE - { - CV_INSTRUMENT_REGION(); - - Mat src = _src.getMat(); - CV_Assert(!src.empty()); - _dst.create(src.size(), CV_32FC3); - Mat img = _dst.getMat(); - Ptr linear = createTonemap(1.0f); - linear->process(src, img); - - Mat gray_img; - cvtColor(img, gray_img, COLOR_RGB2GRAY); - Mat log_img; - log_(gray_img, log_img); - Mat map_img; - bilateralFilter(log_img, map_img, -1, sigma_color, sigma_space); - - double min, max; - minMaxLoc(map_img, &min, &max); - float scale = contrast / static_cast(max - min); - exp(map_img * (scale - 1.0f) + log_img, map_img); - log_img.release(); - - mapLuminance(img, img, gray_img, map_img, saturation); - pow(img, 1.0f / gamma, img); - } - - float getGamma() const CV_OVERRIDE { return gamma; } - void setGamma(float val) CV_OVERRIDE { gamma = val; } - - float getSaturation() const CV_OVERRIDE { return saturation; } - void setSaturation(float val) CV_OVERRIDE { saturation = val; } - - float getContrast() const CV_OVERRIDE { return contrast; } - void setContrast(float val) CV_OVERRIDE { contrast = val; } - - float getSigmaColor() const CV_OVERRIDE { return sigma_color; } - void setSigmaColor(float val) CV_OVERRIDE { sigma_color = val; } - - float getSigmaSpace() const CV_OVERRIDE { return sigma_space; } - void setSigmaSpace(float val) CV_OVERRIDE { sigma_space = val; } - - void write(FileStorage& fs) const CV_OVERRIDE - { - writeFormat(fs); - fs << "name" << name - << "gamma" << gamma - << "contrast" << contrast - << "sigma_color" << sigma_color - << "sigma_space" << sigma_space - << "saturation" << saturation; - } - - void read(const FileNode& fn) CV_OVERRIDE - { - FileNode n = fn["name"]; - CV_Assert(n.isString() && String(n) == name); - gamma = fn["gamma"]; - contrast = fn["contrast"]; - sigma_color = fn["sigma_color"]; - sigma_space = fn["sigma_space"]; - saturation = fn["saturation"]; - } - -protected: - String name; - float gamma, contrast, saturation, sigma_color, sigma_space; -}; - -Ptr createTonemapDurand(float gamma, float contrast, float saturation, float sigma_color, float sigma_space) -{ - return makePtr(gamma, contrast, saturation, sigma_color, sigma_space); -} - class TonemapReinhardImpl CV_FINAL : public TonemapReinhard { public: diff --git a/modules/photo/test/test_hdr.cpp b/modules/photo/test/test_hdr.cpp index fd4797f..2ac09db 100644 --- a/modules/photo/test/test_hdr.cpp +++ b/modules/photo/test/test_hdr.cpp @@ -105,12 +105,6 @@ TEST(Photo_Tonemap, regression) result.convertTo(result, CV_8UC3, 255); checkEqual(result, expected, 3, "Drago"); - Ptr durand = createTonemapDurand(gamma); - durand->process(img, result); - loadImage(test_path + "durand.png", expected); - result.convertTo(result, CV_8UC3, 255); - checkEqual(result, expected, 3, "Durand"); - Ptr reinhard = createTonemapReinhard(gamma); reinhard->process(img, result); loadImage(test_path + "reinhard.png", expected); diff --git a/samples/cpp/tutorial_code/photo/hdr_imaging/hdr_imaging.cpp b/samples/cpp/tutorial_code/photo/hdr_imaging/hdr_imaging.cpp index 492e152..5e8843b 100644 --- a/samples/cpp/tutorial_code/photo/hdr_imaging/hdr_imaging.cpp +++ b/samples/cpp/tutorial_code/photo/hdr_imaging/hdr_imaging.cpp @@ -35,7 +35,7 @@ int main(int argc, char**argv) //! [Tonemap HDR image] Mat ldr; - Ptr tonemap = createTonemapDurand(2.2f); + Ptr tonemap = createTonemap(2.2f); tonemap->process(hdr, ldr); //! [Tonemap HDR image] diff --git a/samples/java/tutorial_code/photo/hdr_imaging/HDRImagingDemo.java b/samples/java/tutorial_code/photo/hdr_imaging/HDRImagingDemo.java index ea20139..c6fddfb 100644 --- a/samples/java/tutorial_code/photo/hdr_imaging/HDRImagingDemo.java +++ b/samples/java/tutorial_code/photo/hdr_imaging/HDRImagingDemo.java @@ -13,7 +13,7 @@ import org.opencv.photo.CalibrateDebevec; import org.opencv.photo.MergeDebevec; import org.opencv.photo.MergeMertens; import org.opencv.photo.Photo; -import org.opencv.photo.TonemapDurand; +import org.opencv.photo.Tonemap; class HDRImaging { public void loadExposureSeq(String path, List images, List times) { @@ -71,7 +71,7 @@ class HDRImaging { //! [Tonemap HDR image] Mat ldr = new Mat(); - TonemapDurand tonemap = Photo.createTonemapDurand(2.2f, 4.0f, 1.0f, 2.0f, 2.0f); + Tonemap tonemap = Photo.createTonemap(2.2f); tonemap.process(hdr, ldr); //! [Tonemap HDR image] diff --git a/samples/python/tutorial_code/photo/hdr_imaging/hdr_imaging.py b/samples/python/tutorial_code/photo/hdr_imaging/hdr_imaging.py index 1124330..a5403d3 100644 --- a/samples/python/tutorial_code/photo/hdr_imaging/hdr_imaging.py +++ b/samples/python/tutorial_code/photo/hdr_imaging/hdr_imaging.py @@ -40,7 +40,7 @@ hdr = merge_debevec.process(images, times, response) ## [Make HDR image] ## [Tonemap HDR image] -tonemap = cv.createTonemapDurand(2.2) +tonemap = cv.createTonemap(2.2) ldr = tonemap.process(hdr) ## [Tonemap HDR image]