Port G-API demos to API2.0 - background_subtraction_demo/cpp_gapi - enable test cases and check with the OpenCV fix

Author: DariaMityagina

.github/workflows/cpp_gapi-demos.yml

@@ -28,23 +28,25 @@ jobs:
           path: ${{ github.workspace }}/cache
           key: unused
           restore-keys: ubuntu20_2023.2.0.13089.cfd42bd2cb0-
-      - if: ${{ !steps.cache.outputs.cache-hit }}
-        uses: actions/checkout@v3
-        with:
-          repository: opencv/opencv
-          path: cache/opencv
-      - if: ${{ !steps.cache.outputs.cache-hit }}
-        name: Compile OpenCV
+      - name: Clone and checkout OpenCV
+        run: |
+          cd cache
+          mkdir opencv-with-fix
+          cd opencv-with-fix
+          git clone https://github.com/DariaMityagina/opencv.git
+          cd opencv
+          git checkout icv/dm/add-media-frame-support-to-govbackend
+      - name: Compile OpenCV
         run: |
-          rm -rf cache/opencv/.git/  # Minimize cache
-          mkdir cache/opencv/build
-          cd cache/opencv/build
+          cd cache
+          mkdir opencv-with-fix/opencv/build
+          cd opencv-with-fix/opencv/build
           cmake -DCMAKE_BUILD_TYPE=Release -DWITH_INF_ENGINE=y -DOpenVINO_DIR=$GITHUB_WORKSPACE/ov/runtime/cmake/ -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_LINKER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_C_LINKER_LAUNCHER=ccache -DBUILD_TESTS=y -DVIDEOIO_ENABLE_PLUGINS=y -DBUILD_PERF_TESTS=n -DBUILD_EXAMPLES=n -DBUILD_opencv_apps=y -DWITH_OPENCL=n -DWITH_OPENCLAMDBLAS=n -DWITH_GSTREAMER=n -DWITH_V4L=ON -DWITH_LIBV4L=ON -DWITH_OPENCLAMDFFT=n -DWITH_VA=n -DWITH_VA_INTEL=n -DWITH_PROTOBUF=n -DBUILD_PROTOBUF=n -DBUILD_JAVA=n -DBUILD_opencv_java_bindings_generator=n -DBUILD_opencv_python2=n -DBUILD_opencv_python3=n -DWITH_IMGCODEC_HDR=y -DWITH_IMGCODEC_SUNRASTER=y -DWITH_IMGCODEC_PXM=y -DWITH_IMGCODEC_PFM=y -DWITH_PNG=y -DWITH_TIFF=n -DWITH_WEBP=n -DWITH_OPENJPEG=n -DWITH_JASPER=n -DWITH_OPENEXR=n -DBUILD_opencv_dnn=n -DBUILD_opencv_features2d=n -DBUILD_opencv_flann=n -DWITH_TBB=n -DBUILD_INFO_SKIP_EXTRA_MODULES=n -DBUILD_JASPER=n -DBUILD_PNG=n -DBUILD_OPENEXR=n -DBUILD_WEBP=n -DBUILD_ZLIB=n -DWITH_CUDA=n -DWITH_EIGEN=n -DWITH_GPHOTO2=n -DOPENCV_GAPI_GSTREAMER=n -DWITH_LAPACK=n -DWITH_MATLAB=n -DWITH_MFX=n -DWITH_QUIRC=n -DWITH_VTK=n -DINSTALL_PDB=n -DINSTALL_TESTS=n -DINSTALL_C_EXAMPLES=n -DINSTALL_PYTHON_EXAMPLES=n -DOPENCV_GENERATE_SETUPVARS=n -DWITH_1394=n -DWITH_FFMPEG=y -DWITH_GTK_2_X=y -DBUILD_JPEG=y -DWITH_IPP=y -DENABLE_CONFIG_VERIFICATION=y -DBUILD_LIST=core,gapi,highgui,imgcodecs,imgproc,videoio,video ..
           cmake --build . -j $((`nproc`*2+2))
       - name: build_demos.sh
         run: |
           source ov/setupvars.sh
-          OpenCV_DIR=$GITHUB_WORKSPACE/cache/opencv/build CMAKE_CXX_COMPILER_LAUNCHER=ccache CMAKE_CXX_LINKER_LAUNCHER=ccache ./demos/build_demos.sh --build_dir=build  # TODO: add CMAKE_CXX_FLAGS=-Werror after background_subtraction_demo/cpp_gapi is updated to ov2.0
+          OpenCV_DIR=$GITHUB_WORKSPACE/cache/opencv-with-fix/opencv/build CMAKE_CXX_COMPILER_LAUNCHER=ccache CMAKE_CXX_LINKER_LAUNCHER=ccache ./demos/build_demos.sh --build_dir=build  # TODO: add CMAKE_CXX_FLAGS=-Werror after background_subtraction_demo/cpp_gapi is updated to ov2.0
       - uses: actions/setup-python@v4
         with:
           python-version: 3.11

demos/tests/cases.py

@@ -170,15 +170,18 @@ def single_option_cases(key, *args):
 
 
 DEMOS = [
-    # CppDemo(name='background_subtraction_demo', device_keys=['-d'], implementation='cpp_gapi', test_cases=combine_cases(
-    #     TestCase(options={'--no_show': None, '-at': 'maskrcnn',
-    #         **MONITORS,
-    #         '-i': DataPatternArg('coco128-subset-480x640x3'),
-    #     }),
-    #     single_option_cases('-m',
-    #         ModelArg('instance-segmentation-person-0007'),
-    #         ModelArg('instance-segmentation-security-0091')),
-    # )),
+    CppDemo(name='background_subtraction_demo', device_keys=['-d'], implementation='cpp_gapi', test_cases=combine_cases(
+        TestCase(options={'--no_show': None, '-at': 'maskrcnn',
+            **MONITORS,
+        }),
+        single_option_cases('-m',
+            ModelArg('instance-segmentation-person-0007'),
+            ModelArg('instance-segmentation-security-0091')),
+        single_option_cases(
+            '-i',
+            DataPatternArg('coco128-every-480x640x3'),
+            str('video.mp4')),
+    )),
 
     CppDemo('classification_benchmark_demo', 'cpp_gapi', test_cases=combine_cases(
         single_option_cases(
@@ -267,8 +270,8 @@ def single_option_cases(key, *args):
             ModelArg('face-detection-retail-0004')),
         single_option_cases(
             '-i',
-            str('video.mp4'),
-            DataPatternArg('coco128-every-480x640x3')),
+            DataPatternArg('coco128-every-480x640x3'),
+            str('video.mp4')),
     )),
 
     CppDemo(name='gesture_recognition_demo', implementation='cpp_gapi',