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test: update HoughLines perf test

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This commit is contained in:
Alexander Alekhin 2016-10-18 17:58:34 +03:00
parent 5bafc1db75
commit 7a9ed39655
1 changed files with 38 additions and 10 deletions
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48
modules/imgproc/perf/perf_houghLines.cpp
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@ -8,7 +8,7 @@ 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 std::tr1::tuple<string, double, double, double> 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,
@ -16,30 +16,58 @@ PERF_TEST_P(Image_RhoStep_ThetaStep_Threshold, HoughLines,
testing::Values( "cv/shared/pic5.png", "stitching/a1.png" ),
testing::Values( 1, 10 ),
testing::Values( 0.01, 0.1 ),
testing::Values( 300, 500 )
testing::Values( 0.5, 1.1 )
)
)
{
string filename = getDataPath(get<0>(GetParam()));
double rhoStep = get<1>(GetParam());
double thetaStep = get<2>(GetParam());
int threshold = get<3>(GetParam());
double threshold_ratio = get<3>(GetParam());
Mat image = imread(filename, IMREAD_GRAYSCALE);
if (image.empty())
FAIL() << "Unable to load source image" << filename;
Canny(image, image, 0, 0);
Canny(image, image, 32, 128);
Mat lines;
// add some syntetic lines:
line(image, Point(0, 0), Point(image.cols, image.rows), Scalar::all(255), 3);
line(image, Point(image.cols, 0), Point(image.cols/2, image.rows), Scalar::all(255), 3);
vector<Vec2f> lines;
declare.time(60);
int threshold = (int)(std::min(image.cols, image.rows) * threshold_ratio);
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);
printf("%dx%d: %d lines\n", image.cols, image.rows, (int)lines.size());
if (threshold_ratio < 1.0)
{
EXPECT_GE(lines.size(), 2u);
}
EXPECT_LT(lines.size(), 3000u);
#if 0
cv::cvtColor(image,image,cv::COLOR_GRAY2BGR);
for( size_t i = 0; i < lines.size(); i++ )
{
float rho = lines[i][0], theta = lines[i][1];
Point pt1, pt2;
double a = cos(theta), b = sin(theta);
double x0 = a*rho, y0 = b*rho;
pt1.x = cvRound(x0 + 1000*(-b));
pt1.y = cvRound(y0 + 1000*(a));
pt2.x = cvRound(x0 - 1000*(-b));
pt2.y = cvRound(y0 - 1000*(a));
line(image, pt1, pt2, Scalar(0,0,255), 1, cv::LINE_AA);
}
cv::imshow("result", image);
cv::waitKey();
#endif
SANITY_CHECK_NOTHING();
}