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core: fix processing of vector-rows

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This commit is contained in:
Alexander Alekhin
2018-11-08 18:42:53 +03:00
parent e5d7f446d6
commit 5059523937
6 changed files with 49 additions and 18 deletions
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modules/core/test/test_mat.cpp
+31
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@@ -1940,5 +1940,36 @@ TEST(Core_InputArray, support_CustomType)
}
}
TEST(Core_Vectors, issue_13078)
{
float floats_[] = { 1, 2, 3, 4, 5, 6, 7, 8 };
std::vector<float> floats(floats_, floats_ + 8);
std::vector<int> ints(4);
Mat m(4, 1, CV_32FC1, floats.data(), sizeof(floats[0]) * 2);
m.convertTo(ints, CV_32S);
ASSERT_EQ(1, ints[0]);
ASSERT_EQ(3, ints[1]);
ASSERT_EQ(5, ints[2]);
ASSERT_EQ(7, ints[3]);
}
TEST(Core_Vectors, issue_13078_workaround)
{
float floats_[] = { 1, 2, 3, 4, 5, 6, 7, 8 };
std::vector<float> floats(floats_, floats_ + 8);
std::vector<int> ints(4);
Mat m(4, 1, CV_32FC1, floats.data(), sizeof(floats[0]) * 2);
m.convertTo(Mat(ints), CV_32S);
ASSERT_EQ(1, ints[0]);
ASSERT_EQ(3, ints[1]);
ASSERT_EQ(5, ints[2]);
ASSERT_EQ(7, ints[3]);
}
}} // namespace