Home | History | Annotate | Download | only in test 
      1 /*M///////////////////////////////////////////////////////////////////////////////////////
      2 //
      3 //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
      4 //
      5 //  By downloading, copying, installing or using the software you agree to this license.
      6 //  If you do not agree to this license, do not download, install,
      7 //  copy or use the software.
      8 //
      9 //
     10 //                           License Agreement
     11 //                For Open Source Computer Vision Library
     12 //
     13 // Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
     14 // Copyright (C) 2009, Willow Garage Inc., all rights reserved.
     15 // Third party copyrights are property of their respective owners.
     16 //
     17 // Redistribution and use in source and binary forms, with or without modification,
     18 // are permitted provided that the following conditions are met:
     19 //
     20 //   * Redistribution's of source code must retain the above copyright notice,
     21 //     this list of conditions and the following disclaimer.
     22 //
     23 //   * Redistribution's in binary form must reproduce the above copyright notice,
     24 //     this list of conditions and the following disclaimer in the documentation
     25 //     and/or other materials provided with the distribution.
     26 //
     27 //   * The name of the copyright holders may not be used to endorse or promote products
     28 //     derived from this software without specific prior written permission.
     29 //
     30 // This software is provided by the copyright holders and contributors "as is" and
     31 // any express or implied warranties, including, but not limited to, the implied
     32 // warranties of merchantability and fitness for a particular purpose are disclaimed.
     33 // In no event shall the Intel Corporation or contributors be liable for any direct,
     34 // indirect, incidental, special, exemplary, or consequential damages
     35 // (including, but not limited to, procurement of substitute goods or services;
     36 // loss of use, data, or profits; or business interruption) however caused
     37 // and on any theory of liability, whether in contract, strict liability,
     38 // or tort (including negligence or otherwise) arising in any way out of
     39 // the use of this software, even if advised of the possibility of such damage.
     40 //
     41 //M*/
     42 
     43 #include "test_precomp.hpp"
     44 
     45 #include "opencv2/photo/cuda.hpp"
     46 #include "opencv2/ts/cuda_test.hpp"
     47 
     48 #include "opencv2/opencv_modules.hpp"
     49 #include "cvconfig.h"
     50 
     51 #if defined (HAVE_CUDA) && defined(HAVE_OPENCV_CUDAARITHM) && defined(HAVE_OPENCV_CUDAIMGPROC)
     52 
     53 using namespace cvtest;
     54 
     55 ////////////////////////////////////////////////////////
     56 // Brute Force Non local means
     57 
     58 TEST(CUDA_BruteForceNonLocalMeans, Regression)
     59 {
     60     using cv::cuda::GpuMat;
     61 
     62     cv::Mat bgr  = readImage("../gpu/denoising/lena_noised_gaussian_sigma=20_multi_0.png", cv::IMREAD_COLOR);
     63     ASSERT_FALSE(bgr.empty());
     64     cv::resize(bgr, bgr, cv::Size(256, 256));
     65 
     66     cv::Mat gray;
     67     cv::cvtColor(bgr, gray, cv::COLOR_BGR2GRAY);
     68 
     69     GpuMat dbgr, dgray;
     70     cv::cuda::nonLocalMeans(GpuMat(bgr),  dbgr, 20);
     71     cv::cuda::nonLocalMeans(GpuMat(gray), dgray, 20);
     72 
     73 #if 0
     74     dumpImage("../gpu/denoising/nlm_denoised_lena_bgr.png", cv::Mat(dbgr));
     75     dumpImage("../gpu/denoising/nlm_denoised_lena_gray.png", cv::Mat(dgray));
     76 #endif
     77 
     78     cv::Mat bgr_gold  = readImage("../gpu/denoising/nlm_denoised_lena_bgr.png", cv::IMREAD_COLOR);
     79     cv::Mat gray_gold  = readImage("../gpu/denoising/nlm_denoised_lena_gray.png", cv::IMREAD_GRAYSCALE);
     80     ASSERT_FALSE(bgr_gold.empty() || gray_gold.empty());
     81     cv::resize(bgr_gold, bgr_gold, cv::Size(256, 256));
     82     cv::resize(gray_gold, gray_gold, cv::Size(256, 256));
     83 
     84     EXPECT_MAT_NEAR(bgr_gold, dbgr, 1e-4);
     85     EXPECT_MAT_NEAR(gray_gold, dgray, 1e-4);
     86 }
     87 
     88 ////////////////////////////////////////////////////////
     89 // Fast Force Non local means
     90 
     91 TEST(CUDA_FastNonLocalMeans, Regression)
     92 {
     93     using cv::cuda::GpuMat;
     94 
     95     cv::Mat bgr  = readImage("../gpu/denoising/lena_noised_gaussian_sigma=20_multi_0.png", cv::IMREAD_COLOR);
     96     ASSERT_FALSE(bgr.empty());
     97 
     98     cv::Mat gray;
     99     cv::cvtColor(bgr, gray, cv::COLOR_BGR2GRAY);
    100 
    101     GpuMat dbgr, dgray;
    102 
    103     cv::cuda::fastNlMeansDenoising(GpuMat(gray),  dgray, 20);
    104     cv::cuda::fastNlMeansDenoisingColored(GpuMat(bgr),  dbgr, 20, 10);
    105 
    106 #if 0
    107     dumpImage("../gpu/denoising/fnlm_denoised_lena_bgr.png", cv::Mat(dbgr));
    108     dumpImage("../gpu/denoising/fnlm_denoised_lena_gray.png", cv::Mat(dgray));
    109 #endif
    110 
    111     cv::Mat bgr_gold  = readImage("../gpu/denoising/fnlm_denoised_lena_bgr.png", cv::IMREAD_COLOR);
    112     cv::Mat gray_gold  = readImage("../gpu/denoising/fnlm_denoised_lena_gray.png", cv::IMREAD_GRAYSCALE);
    113     ASSERT_FALSE(bgr_gold.empty() || gray_gold.empty());
    114 
    115     EXPECT_MAT_NEAR(bgr_gold, dbgr, 1);
    116     EXPECT_MAT_NEAR(gray_gold, dgray, 1);
    117 }
    118 
    119 #endif // HAVE_CUDA
    120