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Merge remote-tracking branch 'upstream/3.4' into merge-3.4

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This commit is contained in:
Alexander Alekhin
2018-05-21 16:20:14 +03:00
parent 4378b4d03d 085b27fc3d
commit db88cd1b25
117 changed files with 4451 additions and 1135 deletions
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modules/core/test/test_mat.cpp
+22
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@@ -1766,4 +1766,26 @@ TEST(Mat_, template_based_ptr)
ASSERT_FLOAT_EQ(66.0f, *(mat.ptr<float>(idx)));
}
BIGDATA_TEST(Mat, push_back_regression_4158) // memory usage: ~10.6 Gb
{
Mat result;
Mat tail(100, 500000, CV_32FC2, Scalar(1, 2));
tail.copyTo(result);
for (int i = 1; i < 15; i++)
{
result.push_back(tail);
std::cout << "i = " << i << " result = " << result.size() << " used = " << (uint64)result.total()*result.elemSize()*(1.0 / (1 << 20)) << " Mb"
<< " allocated=" << (uint64)(result.datalimit - result.datastart)*(1.0 / (1 << 20)) << " Mb" << std::endl;
}
for (int i = 0; i < 15; i++)
{
Rect roi(0, tail.rows * i, tail.cols, tail.rows);
int nz = countNonZero(result(roi).reshape(1) == 2);
EXPECT_EQ(tail.total(), (size_t)nz) << "i=" << i;
}
}
}} // namespace