CMakeLists.txt

set(the_description "Media I/O")
ocv_add_module(videoio opencv_imgproc opencv_imgcodecs WRAP java python)

# ----------------------------------------------------------------------------
#  CMake file for videoio. See root CMakeLists.txt
#   Some parts taken from version of Hartmut Seichter, HIT Lab NZ.
#   Jose Luis Blanco, 2008
# ----------------------------------------------------------------------------

if(DEFINED WINRT AND NOT DEFINED ENABLE_WINRT_MODE_NATIVE)
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /ZW")
endif()

if(APPLE)
  ocv_include_directories(${ZLIB_INCLUDE_DIRS})
  list(APPEND VIDEOIO_LIBRARIES ${ZLIB_LIBRARIES})
endif()

set(videoio_hdrs
    ${CMAKE_CURRENT_LIST_DIR}/src/precomp.hpp
    )
set(videoio_srcs
    ${CMAKE_CURRENT_LIST_DIR}/src/videoio_registry.cpp
    ${CMAKE_CURRENT_LIST_DIR}/src/videoio_c.cpp
    ${CMAKE_CURRENT_LIST_DIR}/src/cap.cpp
    ${CMAKE_CURRENT_LIST_DIR}/src/cap_images.cpp
    ${CMAKE_CURRENT_LIST_DIR}/src/cap_mjpeg_encoder.cpp
    ${CMAKE_CURRENT_LIST_DIR}/src/cap_mjpeg_decoder.cpp
    ${CMAKE_CURRENT_LIST_DIR}/src/container_avi.cpp
    )

file(GLOB videoio_ext_hdrs
    "${CMAKE_CURRENT_LIST_DIR}/include/opencv2/*.hpp"
    "${CMAKE_CURRENT_LIST_DIR}/include/opencv2/${name}/*.hpp"
    "${CMAKE_CURRENT_LIST_DIR}/include/opencv2/${name}/*.h")

# Removing WinRT API headers by default
list(REMOVE_ITEM videoio_ext_hdrs "${CMAKE_CURRENT_LIST_DIR}/include/opencv2/${name}/cap_winrt.hpp")

# Dependencies used by the implementation referenced
# below are not available on WinRT 8.0.
# Enabling it for WiRT 8.1+ only.
if(DEFINED WINRT AND NOT DEFINED WINRT_8_0 AND NOT DEFINED ENABLE_WINRT_MODE_NATIVE)

    # WinRT detected. Adding WinRT API header
    message(STATUS "  ${name}: WinRT detected. Adding WinRT API header")
    list(APPEND videoio_ext_hdrs "${CMAKE_CURRENT_LIST_DIR}/include/opencv2/${name}/cap_winrt.hpp")

    # Adding WinRT internal sources and headers
    list(APPEND videoio_srcs
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt_capture.cpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt_bridge.cpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt_video.cpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/CaptureFrameGrabber.cpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/MediaStreamSink.cpp)
    list(APPEND videoio_hdrs
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt_capture.hpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt_bridge.hpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt_video.hpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/MFIncludes.hpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/CaptureFrameGrabber.hpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/MediaSink.hpp
        ${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/MediaStreamSink.hpp)
endif()

if(HAVE_MFX)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_common.cpp)
  list(APPEND videoio_hdrs ${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_common.hpp)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_reader.cpp)
  list(APPEND videoio_hdrs ${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_reader.hpp)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_writer.cpp)
  list(APPEND videoio_hdrs ${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_writer.hpp)
  list(APPEND VIDEOIO_LIBRARIES mfx)
endif()

if(WIN32 AND NOT ARM)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_cmu.cpp)
endif()

if (WIN32 AND HAVE_DSHOW)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_dshow.cpp)
  list(APPEND videoio_hdrs ${CMAKE_CURRENT_LIST_DIR}/src/cap_dshow.hpp)
  if (MINGW64)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DSTRSAFE_NO_DEPRECATE")
  endif()
endif()

if (WIN32 AND HAVE_MSMF)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_msmf.hpp)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_msmf.cpp)
  if (HAVE_DXVA)
    add_definitions(-DHAVE_DXVA)
  endif()
endif()

if (WIN32 AND HAVE_VFW)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_vfw.cpp)
endif()

if(HAVE_XINE)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_xine.cpp)
endif(HAVE_XINE)

if(HAVE_DC1394_2)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_dc1394_v2.cpp)
endif(HAVE_DC1394_2)

if(HAVE_DC1394)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_dc1394.cpp)
endif(HAVE_DC1394)

if(HAVE_GSTREAMER)
  IF(WIN32)
    INCLUDE_DIRECTORIES(${GSTREAMER_INCLUDE_DIR})
    list(APPEND VIDEOIO_LIBRARIES ${GSTREAMER_LIBRARIES})
  ENDIF(WIN32)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_gstreamer.cpp)
endif(HAVE_GSTREAMER)

if(HAVE_UNICAP)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_unicap.cpp)
endif(HAVE_UNICAP)

if(HAVE_LIBV4L)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_libv4l.cpp)
elseif(HAVE_CAMV4L2 OR HAVE_VIDEOIO)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_v4l.cpp)
endif()

if(HAVE_OPENNI)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_openni.cpp)
  ocv_include_directories(${OPENNI_INCLUDE_DIR})
  list(APPEND VIDEOIO_LIBRARIES ${OPENNI_LIBRARY})
endif(HAVE_OPENNI)

if(HAVE_OPENNI2)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_openni2.cpp)
  ocv_include_directories(${OPENNI2_INCLUDE_DIR})
  list(APPEND VIDEOIO_LIBRARIES ${OPENNI2_LIBRARY})
endif(HAVE_OPENNI2)

if(HAVE_XIMEA)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_ximea.cpp)
  if(XIMEA_PATH)
    ocv_include_directories(${XIMEA_PATH})
  endif()
  if(XIMEA_LIBRARY_DIR)
    link_directories("${XIMEA_LIBRARY_DIR}")
  endif()
  if(WIN32 AND X86_64)
    list(APPEND VIDEOIO_LIBRARIES xiapi64)
  elseif(WIN32)
    list(APPEND VIDEOIO_LIBRARIES xiapi32)
  elseif(APPLE)
    list(APPEND VIDEOIO_LIBRARIES "-framework m3api")
  else()
    list(APPEND VIDEOIO_LIBRARIES m3api)
  endif()
endif(HAVE_XIMEA)

if(HAVE_FFMPEG)
  list(APPEND videoio_hdrs ${CMAKE_CURRENT_LIST_DIR}/src/cap_ffmpeg_impl.hpp)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_ffmpeg.cpp)
  if(UNIX AND BZIP2_LIBRARIES)
    list(APPEND VIDEOIO_LIBRARIES ${BZIP2_LIBRARIES})
  endif()
  if(APPLE)
    list(APPEND VIDEOIO_LIBRARIES "-framework VideoDecodeAcceleration" bz2)
  endif()
  if(HAVE_FFMPEG_WRAPPER)
    add_definitions(-DHAVE_FFMPEG_WRAPPER=1)
  endif()
endif(HAVE_FFMPEG)

if(HAVE_PVAPI)
  add_definitions(-DHAVE_PVAPI)
  add_definitions(${PVAPI_DEFINITIONS})
  ocv_include_directories(${PVAPI_INCLUDE_PATH})
  set(videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_pvapi.cpp ${videoio_srcs})
  list(APPEND VIDEOIO_LIBRARIES ${PVAPI_LIBRARY})
endif()

if(HAVE_GIGE_API)
  add_definitions(-DHAVE_GIGE_API)
  ocv_include_directories(${GIGEAPI_INCLUDE_PATH})
  set(videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_giganetix.cpp ${videoio_srcs})
  list(APPEND VIDEOIO_LIBRARIES ${GIGEAPI_LIBRARIES})
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_giganetix.cpp)
endif(HAVE_GIGE_API)

if(HAVE_ARAVIS_API)
  add_definitions(-DHAVE_ARAVIS_API)
  ocv_include_directories(${ARAVIS_INCLUDE_PATH})
  set(videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_aravis.cpp ${videoio_srcs})
  list(APPEND VIDEOIO_LIBRARIES ${ARAVIS_LIBRARIES})
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_aravis.cpp)
endif(HAVE_ARAVIS_API)

if(HAVE_AVFOUNDATION)
  if(IOS)
    list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_avfoundation.mm)
    list(APPEND VIDEOIO_LIBRARIES "-framework AVFoundation" "-framework QuartzCore")
  else()
    list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_avfoundation_mac.mm)
    list(APPEND VIDEOIO_LIBRARIES "-framework Cocoa" "-framework Accelerate" "-framework AVFoundation" "-framework CoreGraphics" "-framework CoreMedia" "-framework CoreVideo" "-framework QuartzCore")
  endif()
endif()

if(HAVE_QUICKTIME)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_qt.cpp)
  list(APPEND VIDEOIO_LIBRARIES "-framework Carbon" "-framework QuickTime" "-framework CoreFoundation" "-framework QuartzCore")
elseif(HAVE_QTKIT)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_qtkit.mm)
  list(APPEND VIDEOIO_LIBRARIES "-framework QTKit" "-framework QuartzCore" "-framework AppKit")
endif()

if(HAVE_INTELPERC)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_intelperc.cpp)
  ocv_include_directories(${INTELPERC_INCLUDE_DIR})
  list(APPEND VIDEOIO_LIBRARIES ${INTELPERC_LIBRARIES})
endif(HAVE_INTELPERC)

if(HAVE_LIBREALSENSE)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_librealsense.cpp)
  ocv_include_directories(${LIBREALSENSE_INCLUDE_DIR})
  list(APPEND VIDEOIO_LIBRARIES ${LIBREALSENSE_LIBRARIES})
endif(HAVE_LIBREALSENSE)

if(HAVE_GPHOTO2)
  list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_gphoto2.cpp)
endif(HAVE_GPHOTO2)

if(IOS)
  list(APPEND videoio_srcs
       ${CMAKE_CURRENT_LIST_DIR}/src/cap_ios_abstract_camera.mm
       ${CMAKE_CURRENT_LIST_DIR}/src/cap_ios_photo_camera.mm
       ${CMAKE_CURRENT_LIST_DIR}/src/cap_ios_video_camera.mm)

  list(APPEND VIDEOIO_LIBRARIES "-framework Accelerate" "-framework AVFoundation" "-framework CoreGraphics" "-framework CoreImage" "-framework CoreMedia" "-framework CoreVideo" "-framework QuartzCore" "-framework UIKit")
endif()

if(UNIX)
  #these variables are set by CHECK_MODULE macro
  foreach(P ${VIDEOIO_INCLUDE_DIRS})
    ocv_include_directories(${P})
  endforeach()

  foreach(P ${VIDEOIO_LIBRARY_DIRS})
    link_directories(${P})
  endforeach()
endif()

source_group("Src" FILES ${videoio_srcs} ${videoio_hdrs})
source_group("Include" FILES ${videoio_ext_hdrs})
ocv_set_module_sources(HEADERS ${videoio_ext_hdrs} SOURCES ${videoio_srcs} ${videoio_hdrs})
ocv_module_include_directories()

ocv_create_module(${VIDEOIO_LIBRARIES})

macro(ocv_videoio_configure_target)
if(APPLE)
  add_apple_compiler_options(the_module)
endif()

if(MSVC)
  set_target_properties(${the_module} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /NODEFAULTLIB:libcmt.lib /DEBUG")
  if(DEFINED WINRT AND NOT DEFINED ENABLE_WINRT_MODE_NATIVE)
    set_target_properties(${the_module} PROPERTIES VS_DESKTOP_EXTENSIONS_VERSION "${CMAKE_VS_WINDOWS_TARGET_PLATFORM_VERSION}")
  endif()
endif()

ocv_warnings_disable(CMAKE_CXX_FLAGS -Wno-deprecated-declarations)

if(WIN32 AND HAVE_FFMPEG_WRAPPER)
  #copy ffmpeg dll to the output folder
  if(MSVC64 OR MINGW64)
    set(FFMPEG_SUFFIX _64)
  endif()

  set(ffmpeg_dir "${OpenCV_BINARY_DIR}/3rdparty/ffmpeg")
  set(ffmpeg_bare_name "opencv_ffmpeg${FFMPEG_SUFFIX}.dll")
  set(ffmpeg_bare_name_ver "opencv_ffmpeg${OPENCV_DLLVERSION}${FFMPEG_SUFFIX}.dll")
  set(ffmpeg_path "${ffmpeg_dir}/${ffmpeg_bare_name}")

  if(MSVC_IDE)
    add_custom_command(TARGET ${the_module} POST_BUILD
                       COMMAND ${CMAKE_COMMAND} -E copy_if_different "${ffmpeg_path}" "${EXECUTABLE_OUTPUT_PATH}/Release/${ffmpeg_bare_name_ver}"
                       COMMAND ${CMAKE_COMMAND} -E copy_if_different "${ffmpeg_path}" "${EXECUTABLE_OUTPUT_PATH}/Debug/${ffmpeg_bare_name_ver}"
                       COMMENT "Copying ${ffmpeg_path} to the output directory")
  elseif(MSVC AND (CMAKE_GENERATOR MATCHES "Visual"))
    add_custom_command(TARGET ${the_module} POST_BUILD
                       COMMAND ${CMAKE_COMMAND} -E copy_if_different "${ffmpeg_path}" "${EXECUTABLE_OUTPUT_PATH}/${CMAKE_BUILD_TYPE}/${ffmpeg_bare_name_ver}"
                       COMMENT "Copying ${ffmpeg_path} to the output directory")
  else()
    add_custom_command(TARGET ${the_module} POST_BUILD
                       COMMAND ${CMAKE_COMMAND} -E copy_if_different "${ffmpeg_path}" "${EXECUTABLE_OUTPUT_PATH}/${ffmpeg_bare_name_ver}"
                       COMMENT "Copying ${ffmpeg_path} to the output directory")
  endif()

  install(FILES "${ffmpeg_path}" DESTINATION ${OPENCV_BIN_INSTALL_PATH} COMPONENT libs RENAME "${ffmpeg_bare_name_ver}")

  if(INSTALL_CREATE_DISTRIB)
    install(FILES "${ffmpeg_dir}/opencv_ffmpeg.dll" DESTINATION "bin/" COMPONENT libs RENAME "opencv_ffmpeg${OPENCV_DLLVERSION}.dll")
    install(FILES "${ffmpeg_dir}/opencv_ffmpeg_64.dll" DESTINATION "bin/" COMPONENT libs RENAME "opencv_ffmpeg${OPENCV_DLLVERSION}_64.dll")
  endif()
endif()
endmacro()

if(NOT BUILD_opencv_world)
  ocv_videoio_configure_target()
endif()

ocv_add_accuracy_tests()
ocv_add_perf_tests()