opencv/modules/dnn/test/test_googlenet.cpp

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#include "test_precomp.hpp"
#include "npy_blob.hpp"
#include <opencv2/core/ocl.hpp>
#include <opencv2/ts/ocl_test.hpp>

namespace opencv_test { namespace {

template<typename TString>
static std::string _tf(TString filename)
{
    return (getOpenCVExtraDir() + "/dnn/") + filename;
}

TEST(Reproducibility_GoogLeNet, Accuracy)
{
    Net net = readNetFromCaffe(findDataFile("dnn/bvlc_googlenet.prototxt", false),
                               findDataFile("dnn/bvlc_googlenet.caffemodel", false));

    std::vector<Mat> inpMats;
    inpMats.push_back( imread(_tf("googlenet_0.png")) );
    inpMats.push_back( imread(_tf("googlenet_1.png")) );
    ASSERT_TRUE(!inpMats[0].empty() && !inpMats[1].empty());

    net.setInput(blobFromImages(inpMats, 1.0f, Size(), Scalar(), false), "data");
    Mat out = net.forward("prob");

    Mat ref = blobFromNPY(_tf("googlenet_prob.npy"));
    normAssert(out, ref);
}

OCL_TEST(Reproducibility_GoogLeNet, Accuracy)
{
    Net net = readNetFromCaffe(findDataFile("dnn/bvlc_googlenet.prototxt", false),
                               findDataFile("dnn/bvlc_googlenet.caffemodel", false));

    net.setPreferableBackend(DNN_BACKEND_DEFAULT);
    net.setPreferableTarget(DNN_TARGET_OPENCL);

    // Initialize network for a single image in the batch but test with batch size=2.
    net.setInput(blobFromImage(Mat(224, 224, CV_8UC3)));
    net.forward();

    std::vector<Mat> inpMats;
    inpMats.push_back( imread(_tf("googlenet_0.png")) );
    inpMats.push_back( imread(_tf("googlenet_1.png")) );
    ASSERT_TRUE(!inpMats[0].empty() && !inpMats[1].empty());

    net.setInput(blobFromImages(inpMats, 1.0f, Size(), Scalar(), false), "data");
    Mat out = net.forward("prob");

    Mat ref = blobFromNPY(_tf("googlenet_prob.npy"));
    normAssert(out, ref);
}

TEST(IntermediateBlobs_GoogLeNet, Accuracy)
{
    Net net = readNetFromCaffe(findDataFile("dnn/bvlc_googlenet.prototxt", false),
                               findDataFile("dnn/bvlc_googlenet.caffemodel", false));

    std::vector<String> blobsNames;
    blobsNames.push_back("conv1/7x7_s2");
    blobsNames.push_back("conv1/relu_7x7");
    blobsNames.push_back("inception_4c/1x1");
    blobsNames.push_back("inception_4c/relu_1x1");
    std::vector<Mat> outs;
    Mat in = blobFromImage(imread(_tf("googlenet_0.png")), 1.0f, Size(), Scalar(), false);
    net.setInput(in, "data");
    net.forward(outs, blobsNames);
    CV_Assert(outs.size() == blobsNames.size());

    for (size_t i = 0; i < blobsNames.size(); i++)
    {
        std::string filename = blobsNames[i];
        std::replace( filename.begin(), filename.end(), '/', '#');
        Mat ref = blobFromNPY(_tf("googlenet_" + filename + ".npy"));

        normAssert(outs[i], ref, "", 1E-4, 1E-2);
    }
}

OCL_TEST(IntermediateBlobs_GoogLeNet, Accuracy)
{
    Net net = readNetFromCaffe(findDataFile("dnn/bvlc_googlenet.prototxt", false),
                               findDataFile("dnn/bvlc_googlenet.caffemodel", false));

    net.setPreferableBackend(DNN_BACKEND_DEFAULT);
    net.setPreferableTarget(DNN_TARGET_OPENCL);

    std::vector<String> blobsNames;
    blobsNames.push_back("conv1/7x7_s2");
    blobsNames.push_back("conv1/relu_7x7");
    blobsNames.push_back("inception_4c/1x1");
    blobsNames.push_back("inception_4c/relu_1x1");
    std::vector<Mat> outs;
    Mat in = blobFromImage(imread(_tf("googlenet_0.png")), 1.0f, Size(), Scalar(), false);
    net.setInput(in, "data");
    net.forward(outs, blobsNames);
    CV_Assert(outs.size() == blobsNames.size());

    for (size_t i = 0; i < blobsNames.size(); i++)
    {
        std::string filename = blobsNames[i];
        std::replace( filename.begin(), filename.end(), '/', '#');
        Mat ref = blobFromNPY(_tf("googlenet_" + filename + ".npy"));

        normAssert(outs[i], ref, "", 1E-4, 1E-2);
    }
}

TEST(SeveralCalls_GoogLeNet, Accuracy)
{
    Net net = readNetFromCaffe(findDataFile("dnn/bvlc_googlenet.prototxt", false),
                               findDataFile("dnn/bvlc_googlenet.caffemodel", false));

    std::vector<Mat> inpMats;
    inpMats.push_back( imread(_tf("googlenet_0.png")) );
    inpMats.push_back( imread(_tf("googlenet_1.png")) );
    ASSERT_TRUE(!inpMats[0].empty() && !inpMats[1].empty());

    net.setInput(blobFromImages(inpMats, 1.0f, Size(), Scalar(), false), "data");
    Mat out = net.forward();

    Mat ref = blobFromNPY(_tf("googlenet_prob.npy"));
    normAssert(out, ref);

    std::vector<String> blobsNames;
    blobsNames.push_back("conv1/7x7_s2");
    std::vector<Mat> outs;
    Mat in = blobFromImage(inpMats[0], 1.0f, Size(), Scalar(), false);
    net.setInput(in, "data");
    net.forward(outs, blobsNames);
    CV_Assert(outs.size() == blobsNames.size());

    ref = blobFromNPY(_tf("googlenet_conv1#7x7_s2.npy"));

    normAssert(outs[0], ref, "", 1E-4, 1E-2);
}

OCL_TEST(SeveralCalls_GoogLeNet, Accuracy)
{
    Net net = readNetFromCaffe(findDataFile("dnn/bvlc_googlenet.prototxt", false),
                               findDataFile("dnn/bvlc_googlenet.caffemodel", false));

    net.setPreferableBackend(DNN_BACKEND_DEFAULT);
    net.setPreferableTarget(DNN_TARGET_OPENCL);

    std::vector<Mat> inpMats;
    inpMats.push_back( imread(_tf("googlenet_0.png")) );
    inpMats.push_back( imread(_tf("googlenet_1.png")) );
    ASSERT_TRUE(!inpMats[0].empty() && !inpMats[1].empty());

    net.setInput(blobFromImages(inpMats, 1.0f, Size(), Scalar(), false), "data");
    Mat out = net.forward();

    Mat ref = blobFromNPY(_tf("googlenet_prob.npy"));
    normAssert(out, ref);

    std::vector<String> blobsNames;
    blobsNames.push_back("conv1/7x7_s2");
    std::vector<Mat> outs;
    Mat in = blobFromImage(inpMats[0], 1.0f, Size(), Scalar(), false);
    net.setInput(in, "data");
    net.forward(outs, blobsNames);
    CV_Assert(outs.size() == blobsNames.size());

    ref = blobFromNPY(_tf("googlenet_conv1#7x7_s2.npy"));

    normAssert(outs[0], ref, "", 1E-4, 1E-2);
}

}} // namespace