void Regression::write(cv::InputArray array)
{
write() << "kind" << array.kind();
write() << "type" << array.type();
if (isVector(array))
{
int total = (int)array.total();
int idx = regRNG.uniform(0, total);
write() << "len" << total;
write() << "idx" << idx;
cv::Mat m = array.getMat(idx);
if (m.total() * m.channels() < 26) //5x5 or smaller
write() << "val" << m;
else
write(m);
}
else
{
if (array.total() * array.channels() < 26) //5x5 or smaller
write() << "val" << array.getMat();
else
write(array.getMat());
}
}
void Regression::verify(cv::FileNode node, cv::InputArray array, double eps, ERROR_TYPE err)
{
int expected_kind = (int)node["kind"];
int expected_type = (int)node["type"];
ASSERT_EQ(expected_kind, array.kind()) << " Argument \"" << node.name() << "\" has unexpected kind";
ASSERT_EQ(expected_type, array.type()) << " Argument \"" << node.name() << "\" has unexpected type";
cv::FileNode valnode = node["val"];
if (isVector(array))
{
int expected_length = (int)node["len"];
ASSERT_EQ(expected_length, (int)array.total()) << " Vector \"" << node.name() << "\" has unexpected length";
int idx = node["idx"];
cv::Mat actual = array.getMat(idx);
if (valnode.isNone())
{
ASSERT_LE((size_t)26, actual.total() * (size_t)actual.channels())
<< " \"" << node.name() << "[" << idx << "]\" has unexpected number of elements";
verify(node, actual, eps, cv::format("%s[%d]", node.name().c_str(), idx), err);
}
else
{
cv::Mat expected;
valnode >> expected;
if(expected.empty())
{
ASSERT_TRUE(actual.empty())
<< " expected empty " << node.name() << "[" << idx<< "]";
}
else
{
ASSERT_EQ(expected.size(), actual.size())
<< " " << node.name() << "[" << idx<< "] has unexpected size";
cv::Mat diff;
cv::absdiff(expected, actual, diff);
if (err == ERROR_ABSOLUTE)
{
if (!cv::checkRange(diff, true, 0, 0, eps))
{
if(expected.total() * expected.channels() < 12)
std::cout << " Expected: " << std::endl << expected << std::endl << " Actual:" << std::endl << actual << std::endl;
double max;
cv::minMaxIdx(diff.reshape(1), 0, &max);
FAIL() << " Absolute difference (=" << max << ") between argument \""
<< node.name() << "[" << idx << "]\" and expected value is greater than " << eps;
}
}
else if (err == ERROR_RELATIVE)
{
double maxv, maxa;
int violations = countViolations(expected, actual, diff, eps, &maxv, &maxa);
if (violations > 0)
{
FAIL() << " Relative difference (" << maxv << " of " << maxa << " allowed) between argument \""
<< node.name() << "[" << idx << "]\" and expected value is greater than " << eps << " in " << violations << " points";
}
}
}
}
}
else
{
if (valnode.isNone())
bool Regression::isVector(cv::InputArray a)
{
return a.kind() == cv::_InputArray::STD_VECTOR_MAT || a.kind() == cv::_InputArray::STD_VECTOR_VECTOR;
}