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Tetragramm
GitHub Repository: Tetragramm/opencv
 Path: blob/master/modules/gapi/test/internal/gapi_int_executor_tests.cpp
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// This file is part of OpenCV project.

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// It is subject to the license terms in the LICENSE file found in the top-level directory

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// of this distribution and at http://opencv.org/license.html.

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//

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// Copyright (C) 2018 Intel Corporation

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#include "test_precomp.hpp"

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namespace opencv_test

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{

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// FIXME: avoid code duplication

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// The below graph and config is taken from ComplexIslands test suite

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TEST(GExecutor, SmokeTest)

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{

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    cv::GMat    in[2];

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    cv::GMat    tmp[4];

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    cv::GScalar scl;

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    cv::GMat    out[2];

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    tmp[0] = cv::gapi::bitwise_not(cv::gapi::bitwise_not(in[0]));

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    tmp[1] = cv::gapi::boxFilter(in[1], -1, cv::Size(3,3));

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    tmp[2] = tmp[0] + tmp[1]; // FIXME: handle tmp[2] = tmp[0]+tmp[2] typo

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    scl    = cv::gapi::sum(tmp[1]);

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    tmp[3] = cv::gapi::medianBlur(tmp[1], 3);

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    out[0] = tmp[2] + scl;

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    out[1] = cv::gapi::boxFilter(tmp[3], -1, cv::Size(3,3));

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    //       isl0                                         #internal1

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    //       ...........................                  .........

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    // (in1) -> NotNot ->(tmp0) --> Add ---------> (tmp2) --> AddC -------> (out1)

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    //       :.....................^...:                  :..^....:

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    //                             :                         :

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    //                             :                         :

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    //      #internal0             :                         :

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    //        .....................:.........                :

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    // (in2) -> Blur -> (tmp1) ----'--> Sum ----> (scl0) ----'

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    //        :..........:..................:                  isl1

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    //                   :           ..............................

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    //                   `------------> Median -> (tmp3) --> Blur -------> (out2)

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    //                               :............................:

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    cv::gapi::island("isl0", cv::GIn(in[0], tmp[1]),  cv::GOut(tmp[2]));

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    cv::gapi::island("isl1", cv::GIn(tmp[1]), cv::GOut(out[1]));

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    cv::Mat in_mat1 = cv::Mat::eye(32, 32, CV_8UC1);

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    cv::Mat in_mat2 = cv::Mat::eye(32, 32, CV_8UC1);

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    cv::Mat out_gapi[2];

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    // Run G-API:

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    cv::GComputation(cv::GIn(in[0],   in[1]),    cv::GOut(out[0],      out[1]))

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              .apply(cv::gin(in_mat1, in_mat2),  cv::gout(out_gapi[0], out_gapi[1]));

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    // Run OpenCV

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    cv::Mat out_ocv[2];

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    {

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        cv::Mat    ocv_tmp0;

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        cv::Mat    ocv_tmp1;

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        cv::Mat    ocv_tmp2;

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        cv::Mat    ocv_tmp3;

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        cv::Scalar ocv_scl;

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        ocv_tmp0 = in_mat1; // skip !(!)

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        cv::boxFilter(in_mat2, ocv_tmp1, -1, cv::Size(3,3));

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        ocv_tmp2 = ocv_tmp0 + ocv_tmp1;

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        ocv_scl  = cv::sum(ocv_tmp1);

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        cv::medianBlur(ocv_tmp1, ocv_tmp3, 3);

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        out_ocv[0] = ocv_tmp2 + ocv_scl;

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        cv::boxFilter(ocv_tmp3, out_ocv[1], -1, cv::Size(3,3));

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    }

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    EXPECT_EQ(0, cv::countNonZero(out_gapi[0] != out_ocv[0]));

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    EXPECT_EQ(0, cv::countNonZero(out_gapi[1] != out_ocv[1]));

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    // FIXME: check that GIslandModel has more than 1 island (e.g. fusion

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    // with breakdown worked)

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}

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// FIXME: Add explicit tests on GMat/GScalar/GArray<T> being connectors

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// between executed islands

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} // namespace opencv_test

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