if((ANDROID_SDK_TARGET AND ANDROID_SDK_TARGET LESS 21)OR(android_sdk_target_num LESS 21))
message(STATUS "[OpenCV for Android SDK]: A new OpenGL Camera Bridge (CameraGLSurfaceView, CameraGLRendererBase, CameraRenderer, Camera2Renderer) is disabled, because ANDROID_SDK_TARGET (${android_sdk_target_num}) < 21")
COMMAND ${CMAKE_COMMAND} -E touch "${opencv_test_java_bin_dir}/bin/OpenCVTest-debug.apk"# needed because ant does not update the timestamp of updated apk
COMMAND ${CMAKE_COMMAND} -E touch "${OPENCV_JAVA_TEST_DIR}/bin/OpenCVTest-debug.apk"# needed because ant does not update the timestamp of updated apk
add_custom_target(${PROJECT_NAME} ALL SOURCES "${opencv_test_java_bin_dir}/bin/OpenCVTest-debug.apk")
add_custom_target(${PROJECT_NAME} ALL SOURCES "${OPENCV_JAVA_TEST_DIR}/bin/OpenCVTest-debug.apk""${CMAKE_CURRENT_SOURCE_DIR}/${ANDROID_MANIFEST_FILE}")