deepin-ocr/3rdparty/opencv-4.5.4/modules/photo/test/test_cloning.cpp

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#include "test_precomp.hpp"
namespace opencv_test { namespace {
#define OUTPUT_SAVING 0
#if OUTPUT_SAVING
#define SAVE(x) std::vector<int> params;\
params.push_back(16);\
params.push_back(0);\
imwrite(folder + "output.png", x ,params);
#else
#define SAVE(x)
#endif
static const double numerical_precision = 0.05; // 95% of pixels should have exact values
TEST(Photo_SeamlessClone_normal, regression)
{
string folder = string(cvtest::TS::ptr()->get_data_path()) + "cloning/Normal_Cloning/";
string original_path1 = folder + "source1.png";
string original_path2 = folder + "destination1.png";
string original_path3 = folder + "mask.png";
string reference_path = folder + "reference.png";
Mat source = imread(original_path1, IMREAD_COLOR);
Mat destination = imread(original_path2, IMREAD_COLOR);
Mat mask = imread(original_path3, IMREAD_COLOR);
ASSERT_FALSE(source.empty()) << "Could not load source image " << original_path1;
ASSERT_FALSE(destination.empty()) << "Could not load destination image " << original_path2;
ASSERT_FALSE(mask.empty()) << "Could not load mask image " << original_path3;
Mat result;
Point p;
p.x = destination.size().width/2;
p.y = destination.size().height/2;
seamlessClone(source, destination, mask, p, result, 1);
Mat reference = imread(reference_path);
ASSERT_FALSE(reference.empty()) << "Could not load reference image " << reference_path;
SAVE(result);
double errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
double errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
mask = Scalar(0, 0, 0);
seamlessClone(source, destination, mask, p, result, 1);
reference = destination;
errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
}
TEST(Photo_SeamlessClone_mixed, regression)
{
string folder = string(cvtest::TS::ptr()->get_data_path()) + "cloning/Mixed_Cloning/";
string original_path1 = folder + "source1.png";
string original_path2 = folder + "destination1.png";
string original_path3 = folder + "mask.png";
string reference_path = folder + "reference.png";
Mat source = imread(original_path1, IMREAD_COLOR);
Mat destination = imread(original_path2, IMREAD_COLOR);
Mat mask = imread(original_path3, IMREAD_COLOR);
ASSERT_FALSE(source.empty()) << "Could not load source image " << original_path1;
ASSERT_FALSE(destination.empty()) << "Could not load destination image " << original_path2;
ASSERT_FALSE(mask.empty()) << "Could not load mask image " << original_path3;
Mat result;
Point p;
p.x = destination.size().width/2;
p.y = destination.size().height/2;
seamlessClone(source, destination, mask, p, result, 2);
SAVE(result);
Mat reference = imread(reference_path);
ASSERT_FALSE(reference.empty()) << "Could not load reference image " << reference_path;
double errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
double errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
}
TEST(Photo_SeamlessClone_featureExchange, regression)
{
string folder = string(cvtest::TS::ptr()->get_data_path()) + "cloning/Monochrome_Transfer/";
string original_path1 = folder + "source1.png";
string original_path2 = folder + "destination1.png";
string original_path3 = folder + "mask.png";
string reference_path = folder + "reference.png";
Mat source = imread(original_path1, IMREAD_COLOR);
Mat destination = imread(original_path2, IMREAD_COLOR);
Mat mask = imread(original_path3, IMREAD_COLOR);
ASSERT_FALSE(source.empty()) << "Could not load source image " << original_path1;
ASSERT_FALSE(destination.empty()) << "Could not load destination image " << original_path2;
ASSERT_FALSE(mask.empty()) << "Could not load mask image " << original_path3;
Mat result;
Point p;
p.x = destination.size().width/2;
p.y = destination.size().height/2;
seamlessClone(source, destination, mask, p, result, 3);
SAVE(result);
Mat reference = imread(reference_path);
ASSERT_FALSE(reference.empty()) << "Could not load reference image " << reference_path;
double errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
double errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
}
TEST(Photo_SeamlessClone_colorChange, regression)
{
string folder = string(cvtest::TS::ptr()->get_data_path()) + "cloning/color_change/";
string original_path1 = folder + "source1.png";
string original_path2 = folder + "mask.png";
string reference_path = folder + "reference.png";
Mat source = imread(original_path1, IMREAD_COLOR);
Mat mask = imread(original_path2, IMREAD_COLOR);
ASSERT_FALSE(source.empty()) << "Could not load source image " << original_path1;
ASSERT_FALSE(mask.empty()) << "Could not load mask image " << original_path2;
Mat result;
colorChange(source, mask, result, 1.5, .5, .5);
SAVE(result);
Mat reference = imread(reference_path);
ASSERT_FALSE(reference.empty()) << "Could not load reference image " << reference_path;
double errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
double errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
}
TEST(Photo_SeamlessClone_illuminationChange, regression)
{
string folder = string(cvtest::TS::ptr()->get_data_path()) + "cloning/Illumination_Change/";
string original_path1 = folder + "source1.png";
string original_path2 = folder + "mask.png";
string reference_path = folder + "reference.png";
Mat source = imread(original_path1, IMREAD_COLOR);
Mat mask = imread(original_path2, IMREAD_COLOR);
ASSERT_FALSE(source.empty()) << "Could not load source image " << original_path1;
ASSERT_FALSE(mask.empty()) << "Could not load mask image " << original_path2;
Mat result;
illuminationChange(source, mask, result, 0.2f, 0.4f);
SAVE(result);
Mat reference = imread(reference_path);
ASSERT_FALSE(reference.empty()) << "Could not load reference image " << reference_path;
double errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
double errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
}
TEST(Photo_SeamlessClone_textureFlattening, regression)
{
string folder = string(cvtest::TS::ptr()->get_data_path()) + "cloning/Texture_Flattening/";
string original_path1 = folder + "source1.png";
string original_path2 = folder + "mask.png";
string reference_path = folder + "reference.png";
Mat source = imread(original_path1, IMREAD_COLOR);
Mat mask = imread(original_path2, IMREAD_COLOR);
ASSERT_FALSE(source.empty()) << "Could not load source image " << original_path1;
ASSERT_FALSE(mask.empty()) << "Could not load mask image " << original_path2;
Mat result;
textureFlattening(source, mask, result, 30, 45, 3);
SAVE(result);
Mat reference = imread(reference_path);
ASSERT_FALSE(reference.empty()) << "Could not load reference image " << reference_path;
double errorINF = cvtest::norm(reference, result, NORM_INF);
EXPECT_LE(errorINF, 1);
double errorL1 = cvtest::norm(reference, result, NORM_L1);
EXPECT_LE(errorL1, reference.total() * numerical_precision) << "size=" << reference.size();
}
}} // namespace