if(PROJECT_ENABLE_LIBJPEG_TURBO)
  if(PROJECT_BUILD)
    add_definitions(-DPROJECT_ENABLE_LIBJPEG_TURBO)

    find_package(JPEG ${LIBJPEG_TURBO_VERSION} REQUIRED)

    include_directories(${JPEG_INCLUDE_DIRS})

    link_libraries(JPEG::JPEG)
  elseif(NOT PROJECT_IS_MINGW)
    ExternalProject_Add(libjpeg_turbo_project
      PREFIX external
      URL ${PROJECT_3RD_PARTY_DIR}/libjpeg_turbo-${LIBJPEG_TURBO_VERSION}.tar.gz
      URL_HASH SHA256=${LIBJPEG_TURBO_HASH}
      LIST_SEPARATOR |
      CMAKE_ARGS ${PROJECT_EXTERNAL_CMAKE_FLAGS}
        -DBUILD_SHARED_LIBS=${PROJECT_BUILD_SHARED_LIBS}
        -DBUILD_STATIC_LIBS=ON
        -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
        -DENABLE_SHARED=${PROJECT_BUILD_SHARED_LIBS}
        -DENABLE_STATIC=ON
    )

    list(APPEND PROJECT_DEPENDENCIES libjpeg_turbo_project)
  endif()
endif()