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alalekalalek
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test: regression test for IPP minMaxIdx problem
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‎modules/core/test/test_arithm.cpp

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@@ -1932,3 +1932,77 @@ TEST(Compare, regression_8999)
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compare(A, B, C, CMP_LT);
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});
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}
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TEST(Core_minMaxIdx, regression_9207_1)
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{
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const int rows = 4;
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const int cols = 3;
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uchar mask_[rows*cols] = {
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255, 255, 255,
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255, 0, 255,
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0, 255, 255,
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0, 0, 255
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};
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uchar src_[rows*cols] = {
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1, 1, 1,
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1, 1, 1,
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2, 1, 1,
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2, 2, 1
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};
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Mat mask(Size(cols, rows), CV_8UC1, mask_);
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Mat src(Size(cols, rows), CV_8UC1, src_);
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double minVal = -0.0, maxVal = -0.0;
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int minIdx[2] = { -2, -2 }, maxIdx[2] = { -2, -2 };
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minMaxIdx(src, &minVal, &maxVal, minIdx, maxIdx, mask);
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EXPECT_EQ(0, minIdx[0]);
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EXPECT_EQ(0, minIdx[1]);
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EXPECT_EQ(0, maxIdx[0]);
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EXPECT_EQ(0, maxIdx[1]);
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}
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TEST(Core_minMaxIdx, regression_9207_2)
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{
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const int rows = 13;
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const int cols = 15;
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uchar mask_[rows*cols] = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255,
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0, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255,
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255, 0, 0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 0, 0, 255,
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255, 0, 0, 0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 255, 255,
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255, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, 255, 255, 255, 0,
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255, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 0, 255, 0,
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255, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, 0, 255, 255, 0,
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255, 0, 0, 0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 255, 0,
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255, 0, 0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 255, 0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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uchar src_[15*13] = {
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5, 5, 5, 5, 5, 6, 5, 2, 0, 4, 6, 6, 4, 1, 0,
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6, 5, 4, 4, 5, 6, 6, 5, 2, 0, 4, 6, 5, 2, 0,
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3, 2, 1, 1, 2, 4, 6, 6, 4, 2, 3, 4, 4, 2, 0,
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1, 0, 0, 0, 0, 1, 4, 5, 4, 4, 4, 4, 3, 2, 0,
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0, 0, 0, 0, 0, 0, 2, 3, 4, 4, 4, 3, 2, 1, 0,
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0, 0, 0, 0, 0, 0, 0, 2, 3, 4, 3, 2, 1, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1,
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0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 3, 3, 1, 0, 1,
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0, 0, 0, 0, 0, 0, 1, 4, 5, 6, 5, 4, 3, 2, 0,
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1, 0, 0, 0, 0, 0, 3, 5, 5, 4, 3, 4, 4, 3, 0,
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2, 0, 0, 0, 0, 2, 5, 6, 5, 2, 2, 5, 4, 3, 0
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};
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Mat mask(Size(cols, rows), CV_8UC1, mask_);
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Mat src(Size(cols, rows), CV_8UC1, src_);
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double minVal = -0.0, maxVal = -0.0;
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int minIdx[2] = { -2, -2 }, maxIdx[2] = { -2, -2 };
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minMaxIdx(src, &minVal, &maxVal, minIdx, maxIdx, mask);
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EXPECT_EQ(0, minIdx[0]);
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EXPECT_EQ(14, minIdx[1]);
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EXPECT_EQ(0, maxIdx[0]);
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EXPECT_EQ(14, maxIdx[1]);
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}

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