Implement Qt OpenCV image processing app

CMakeLists.txt

@@ -8,6 +8,8 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTOUIC OFF)
 set(CMAKE_AUTORCC OFF)
 
+find_package(OpenCV REQUIRED COMPONENTS core imgproc imgcodecs)
+
 find_package(Qt6 QUIET COMPONENTS Widgets)
 if (Qt6_FOUND)
     qt_add_executable(chengnan
@@ -15,7 +17,7 @@ if (Qt6_FOUND)
         MainWindow.h
         MainWindow.cpp
     )
-    target_link_libraries(chengnan PRIVATE Qt6::Widgets)
+    target_link_libraries(chengnan PRIVATE Qt6::Widgets ${OpenCV_LIBS})
 else()
     find_package(Qt5 REQUIRED COMPONENTS Widgets)
     add_executable(chengnan
@@ -23,9 +25,11 @@ else()
         MainWindow.h
         MainWindow.cpp
     )
-    target_link_libraries(chengnan PRIVATE Qt5::Widgets)
+    target_link_libraries(chengnan PRIVATE Qt5::Widgets ${OpenCV_LIBS})
 endif()
 
+target_include_directories(chengnan PRIVATE ${OpenCV_INCLUDE_DIRS})
+
 target_compile_definitions(chengnan PRIVATE
     CHENGNAN_APP_VERSION="${PROJECT_VERSION}"
 )