opencv/modules/imgproc/test/ocl/test_canny.cpp

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2014-01-14 11:10:24 +01:00
/*M///////////////////////////////////////////////////////////////////////////////////////
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// For Open Source Computer Vision Library
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// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
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// @Authors
// Peng Xiao, pengxiao@multicorewareinc.com
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#include "test_precomp.hpp"
#include "opencv2/ts/ocl_test.hpp"
#ifdef HAVE_OPENCL
namespace cvtest {
namespace ocl {
////////////////////////////////////////////////////////
// Canny
IMPLEMENT_PARAM_CLASS(AppertureSize, int)
IMPLEMENT_PARAM_CLASS(L2gradient, bool)
IMPLEMENT_PARAM_CLASS(UseRoi, bool)
PARAM_TEST_CASE(Canny, AppertureSize, L2gradient, UseRoi)
{
int apperture_size;
bool useL2gradient, use_roi;
TEST_DECLARE_INPUT_PARAMETER(src)
TEST_DECLARE_OUTPUT_PARAMETER(dst)
virtual void SetUp()
{
apperture_size = GET_PARAM(0);
useL2gradient = GET_PARAM(1);
use_roi = GET_PARAM(2);
}
void generateTestData()
{
Mat img = readImage("shared/fruits.png", IMREAD_GRAYSCALE);
ASSERT_FALSE(img.empty()) << "cann't load shared/fruits.png";
Size roiSize = img.size();
int type = img.type();
ASSERT_EQ(CV_8UC1, type);
Border srcBorder = randomBorder(0, use_roi ? MAX_VALUE : 0);
randomSubMat(src, src_roi, roiSize, srcBorder, type, 2, 100);
img.copyTo(src_roi);
Border dstBorder = randomBorder(0, use_roi ? MAX_VALUE : 0);
randomSubMat(dst, dst_roi, roiSize, dstBorder, type, 5, 16);
UMAT_UPLOAD_INPUT_PARAMETER(src)
UMAT_UPLOAD_OUTPUT_PARAMETER(dst)
}
};
OCL_TEST_P(Canny, Accuracy)
{
generateTestData();
const double low_thresh = 50.0, high_thresh = 100.0;
OCL_OFF(cv::Canny(src_roi, dst_roi, low_thresh, high_thresh, apperture_size, useL2gradient));
OCL_ON(cv::Canny(usrc_roi, udst_roi, low_thresh, high_thresh, apperture_size, useL2gradient));
EXPECT_MAT_SIMILAR(dst_roi, udst_roi, 1e-2);
EXPECT_MAT_SIMILAR(dst, udst, 1e-2);
}
OCL_INSTANTIATE_TEST_CASE_P(ImgProc, Canny, testing::Combine(
testing::Values(AppertureSize(3), AppertureSize(5)),
testing::Values(L2gradient(false), L2gradient(true)),
testing::Values(UseRoi(false), UseRoi(true))));
} } // namespace cvtest::ocl
#endif // HAVE_OPENCL