opencv/modules/imgproc/perf/perf_houghLines.cpp

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#include "perf_precomp.hpp"
#include "cmath"
using namespace std;
using namespace cv;
using namespace perf;
using std::tr1::make_tuple;
using std::tr1::get;
typedef std::tr1::tuple<string, double, double, int> Image_RhoStep_ThetaStep_Threshold_t;
typedef perf::TestBaseWithParam<Image_RhoStep_ThetaStep_Threshold_t> Image_RhoStep_ThetaStep_Threshold;
PERF_TEST_P(Image_RhoStep_ThetaStep_Threshold, HoughLines,
testing::Combine(
testing::Values( "cv/shared/pic5.png", "stitching/a1.png" ),
testing::Values( 1, 10 ),
testing::Values( 0.01, 0.1 ),
testing::Values( 300, 500 )
)
)
{
string filename = getDataPath(get<0>(GetParam()));
double rhoStep = get<1>(GetParam());
double thetaStep = get<2>(GetParam());
int threshold = get<3>(GetParam());
Mat image = imread(filename, IMREAD_GRAYSCALE);
if (image.empty())
FAIL() << "Unable to load source image" << filename;
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Canny(image, image, 0, 0);
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Mat lines;
declare.time(60);
TEST_CYCLE() HoughLines(image, lines, rhoStep, thetaStep, threshold);
transpose(lines, lines);
#if (0 && defined(HAVE_IPP) && IPP_VERSION_X100 >= 810)
SANITY_CHECK_NOTHING();
#else
SANITY_CHECK(lines);
#endif
}