// Copyright (C) 2010-2012, Institute Of Software Chinese Academy Of Science, all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
+// Copyright (C) 2013-2014, Itseez, Inc, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// @Authors
scale = randomDouble(0.1, 1);
}
+
+ virtual void test_by_pict()
+ {
+ Mat frame1 = readImage("optflow/RubberWhale1.png", IMREAD_GRAYSCALE);
+
+ UMat usrc;
+ frame1.copyTo(usrc);
+ int histSize = randomInt(3, 29);
+ float hue_range[] = { 0, 180 };
+ const float* ranges = { hue_range };
+
+ //compute histogram
+ calcHist(&frame1, 1, 0, Mat(), hist, 1, &histSize, &ranges, true, false);
+ normalize(hist, hist, 0, 255, NORM_MINMAX, -1, Mat());
+
+ Mat dst;
+ UMat udst, src, uhist;
+ hist.copyTo(uhist);
+ std::vector<UMat> uims;
+ uims.push_back(usrc);
+ std::vector<float> urngs;
+ urngs.push_back(0);
+ urngs.push_back(180);
+ std::vector<int> chs;
+ chs.push_back(0);
+
+ OCL_OFF(calcBackProject(&frame1, 1, 0, hist, dst, &ranges, 1, true));
+ OCL_ON(calcBackProject(uims, chs, uhist, udst, urngs, 1.0));
+ EXPECT_MAT_NEAR(dst, udst, 0.0);
+ }
};
//////////////////////////////// CalcBackProject //////////////////////////////////////////////
OCL_OFF(cv::calcBackProject(images_roi, channels, hist_roi, dst_roi, ranges, scale));
OCL_ON(cv::calcBackProject(uimages_roi, channels, uhist_roi, udst_roi, ranges, scale));
- OCL_EXPECT_MATS_NEAR(dst, 0.0);
+ Size dstSize = dst_roi.size();
+ int nDiffs = (int)(0.03f*dstSize.height*dstSize.width);
+
+ //check if the dst mats are the same except 3% difference
+ EXPECT_MAT_N_DIFF(dst_roi, udst_roi, nDiffs);
+
+ //check in addition on given image
+ test_by_pict();
}
}
<< "Size: " << mat1.size() << std::endl; \
} while ((void)0, 0)
+#define EXPECT_MAT_N_DIFF(mat1, mat2, num) \
+do \
+{ \
+ ASSERT_EQ(mat1.type(), mat2.type()); \
+ ASSERT_EQ(mat1.size(), mat2.size()); \
+ Mat diff; \
+ absdiff(mat1, mat2, diff); \
+ EXPECT_LE(countNonZero(diff.reshape(1)), num) \
+ << "Size: " << mat1.size() << std::endl; \
+} while ((void)0, 0)
+
#define OCL_EXPECT_MATS_NEAR(name, eps) \
do \
{ \