Function cppMorphImageTest

test/morph.cpp:408–445

template<typename T, bool isDilation, bool isColor>
void cppMorphImageTest(string pTestFile) {
    SUPPORTED_TYPE_CHECK(T);
    IMAGEIO_ENABLED_CHECK();

    vector<dim4> inDims;
    vector<string> inFiles;
    vector<dim_t> outSizes;
    vector<string> outFiles;

    readImageTests(pTestFile, inDims, inFiles, outSizes, outFiles);

    size_t testCount = inDims.size();

    for (size_t testId = 0; testId < testCount; ++testId) {
        inFiles[testId].insert(0, string(TEST_DIR "/morph/"));
        outFiles[testId].insert(0, string(TEST_DIR "/morph/"));

        array mask   = constant(1.0, 3, 3);
        array img    = loadImage(inFiles[testId].c_str(), isColor);
        array gold   = loadImage(outFiles[testId].c_str(), isColor);
        dim_t nElems = gold.elements();
        array output;

        if (isDilation)
            output = dilate(img, mask);
        else
            output = erode(img, mask);

        vector<T> outData(nElems);
        output.host((void*)outData.data());

        vector<T> goldData(nElems);
        gold.host((void*)goldData.data());

        ASSERT_EQ(true, compareArraysRMSD(nElems, goldData.data(),
                                          outData.data(), 0.018f));
    }
}

TEST(Morph, Grayscale_CPP) {
    UNSUPPORTED_BACKEND(AF_BACKEND_ONEAPI);