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added tests for cv::merge, cv::split, cv::phase

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This commit is contained in:
Maria Dimashova
2012-10-20 19:37:19 +04:00
parent d9ffe5e7c4
commit 78dd1893bb
2 changed files with 308 additions and 0 deletions
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214
modules/core/test/test_mat.cpp
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@@ -858,10 +858,224 @@ void Core_ArrayOpTest::run( int /* start_from */)
ts->set_failed_test_info(errcount == 0 ? cvtest::TS::OK : cvtest::TS::FAIL_INVALID_OUTPUT);
}
template <class ElemType>
int calcDiffElemCountImpl(const vector<Mat>& mv, const Mat& m)
{
int diffElemCount = 0;
const size_t mChannels = m.channels();
for(int y = 0; y < m.rows; y++)
{
for(int x = 0; x < m.cols; x++)
{
const ElemType* mElem = &m.at<ElemType>(y,x*mChannels);
size_t loc = 0;
for(size_t i = 0; i < mv.size(); i++)
{
const size_t mvChannel = mv[i].channels();
const ElemType* mvElem = &mv[i].at<ElemType>(y,x*mvChannel);
for(size_t li = 0; li < mvChannel; li++)
if(mElem[loc + li] != mvElem[li])
diffElemCount++;
loc += mvChannel;
}
CV_Assert(loc == mChannels);
}
}
return diffElemCount;
}
static
int calcDiffElemCount(const vector<Mat>& mv, const Mat& m)
{
int depth = m.depth();
switch (depth)
{
case CV_8U:
return calcDiffElemCountImpl<uchar>(mv, m);
case CV_8S:
return calcDiffElemCountImpl<char>(mv, m);
case CV_16U:
return calcDiffElemCountImpl<unsigned short>(mv, m);
case CV_16S:
return calcDiffElemCountImpl<short int>(mv, m);
case CV_32S:
return calcDiffElemCountImpl<int>(mv, m);
case CV_32F:
return calcDiffElemCountImpl<float>(mv, m);
case CV_64F:
return calcDiffElemCountImpl<double>(mv, m);
}
return INT_MAX;
}
class Core_MergeSplitBaseTest : public cvtest::BaseTest
{
protected:
virtual int run_case(int depth, size_t channels, const Size& size, RNG& rng) = 0;
virtual void run(int)
{
// m is Mat
// mv is vector<Mat>
const int minMSize = 1;
const int maxMSize = 100;
const size_t maxMvSize = 10;
RNG& rng = theRNG();
Size mSize(rng.uniform(minMSize, maxMSize), rng.uniform(minMSize, maxMSize));
size_t mvSize = rng(maxMvSize);
int res = cvtest::TS::OK, curRes = res;
curRes = run_case(CV_8U, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
curRes = run_case(CV_8S, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
curRes = run_case(CV_16U, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
curRes = run_case(CV_16S, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
curRes = run_case(CV_32S, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
curRes = run_case(CV_32F, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
curRes = run_case(CV_64F, mvSize, mSize, rng);
res = curRes != cvtest::TS::OK ? curRes : res;
ts->set_failed_test_info(res);
}
};
class Core_MergeTest : public Core_MergeSplitBaseTest
{
public:
Core_MergeTest() {}
~Core_MergeTest() {}
protected:
virtual int run_case(int depth, size_t matCount, const Size& size, RNG& rng)
{
const int maxMatChannels = 10;
vector<Mat> src(matCount);
int channels = 0;
for(size_t i = 0; i < src.size(); i++)
{
Mat m(size, CV_MAKETYPE(depth, rng.uniform(1,maxMatChannels)));
rng.fill(m, RNG::UNIFORM, 0, 100, true);
channels += m.channels();
src[i] = m;
}
Mat dst;
merge(src, dst);
// check result
stringstream commonLog;
commonLog << "Depth " << depth << " :";
if(dst.depth() != depth)
{
ts->printf(cvtest::TS::LOG, "%s incorrect depth of dst (%d instead of %d)\n",
commonLog.str().c_str(), dst.depth(), depth);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
if(dst.size() != size)
{
ts->printf(cvtest::TS::LOG, "%s incorrect size of dst (%d x %d instead of %d x %d)\n",
commonLog.str().c_str(), dst.rows, dst.cols, size.height, size.width);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
if(dst.channels() != channels)
{
ts->printf(cvtest::TS::LOG, "%s: incorrect channels count of dst (%d instead of %d)\n",
commonLog.str().c_str(), dst.channels(), channels);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
int diffElemCount = calcDiffElemCount(src, dst);
if(diffElemCount > 0)
{
ts->printf(cvtest::TS::LOG, "%s: there are incorrect elements in dst (part of them is %f)\n",
commonLog.str().c_str(), static_cast<float>(diffElemCount)/(channels*size.area()));
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
return cvtest::TS::OK;
}
};
class Core_SplitTest : public Core_MergeSplitBaseTest
{
public:
Core_SplitTest() {}
~Core_SplitTest() {}
protected:
virtual int run_case(int depth, size_t channels, const Size& size, RNG& rng)
{
Mat src(size, CV_MAKETYPE(depth, channels));
rng.fill(src, RNG::UNIFORM, 0, 100, true);
vector<Mat> dst;
split(src, dst);
// check result
stringstream commonLog;
commonLog << "Depth " << depth << " :";
if(dst.size() != channels)
{
ts->printf(cvtest::TS::LOG, "%s incorrect count of matrices in dst (%d instead of %d)\n",
commonLog.str().c_str(), dst.size(), channels);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
for(size_t i = 0; i < dst.size(); i++)
{
if(dst[i].size() != size)
{
ts->printf(cvtest::TS::LOG, "%s incorrect size of dst[%d] (%d x %d instead of %d x %d)\n",
commonLog.str().c_str(), i, dst[i].rows, dst[i].cols, size.height, size.width);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
if(dst[i].depth() != depth)
{
ts->printf(cvtest::TS::LOG, "%s: incorrect depth of dst[%d] (%d instead of %d)\n",
commonLog.str().c_str(), i, dst[i].depth(), depth);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
if(dst[i].channels() != 1)
{
ts->printf(cvtest::TS::LOG, "%s: incorrect channels count of dst[%d] (%d instead of %d)\n",
commonLog.str().c_str(), i, dst[i].channels(), 1);
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
}
int diffElemCount = calcDiffElemCount(dst, src);
if(diffElemCount > 0)
{
ts->printf(cvtest::TS::LOG, "%s: there are incorrect elements in dst (part of them is %f)\n",
commonLog.str().c_str(), static_cast<float>(diffElemCount)/(channels*size.area()));
return cvtest::TS::FAIL_INVALID_OUTPUT;
}
return cvtest::TS::OK;
}
};
TEST(Core_PCA, accuracy) { Core_PCATest test; test.safe_run(); }
TEST(Core_Reduce, accuracy) { Core_ReduceTest test; test.safe_run(); }
TEST(Core_Array, basic_operations) { Core_ArrayOpTest test; test.safe_run(); }
TEST(Core_Merge, shape_operations) { Core_MergeTest test; test.safe_run(); }
TEST(Core_Split, shape_operations) { Core_SplitTest test; test.safe_run(); }
TEST(Core_IOArray, submat_assignment)
{