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opencv/modules/videoio/CMakeLists.txt

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CMake
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set(VIDEOIO_ENABLE_PLUGINS_DEFAULT ON)
if(EMSCRIPTEN OR IOS OR WINRT)
set(VIDEOIO_ENABLE_PLUGINS_DEFAULT OFF)
endif()
set(VIDEOIO_PLUGIN_LIST "" CACHE STRING "List of videoio backends to be compiled as plugins (ffmpeg, gstreamer, mfx, msmf or special value 'all')")
set(VIDEOIO_ENABLE_PLUGINS "${VIDEOIO_ENABLE_PLUGINS_DEFAULT}" CACHE BOOL "Allow building and using of videoio plugins")
mark_as_advanced(VIDEOIO_PLUGIN_LIST VIDEOIO_ENABLE_PLUGINS)
string(REPLACE "," ";" VIDEOIO_PLUGIN_LIST "${VIDEOIO_PLUGIN_LIST}") # support comma-separated list (,) too
string(TOLOWER "${VIDEOIO_PLUGIN_LIST}" VIDEOIO_PLUGIN_LIST)
if(NOT VIDEOIO_ENABLE_PLUGINS)
if(VIDEOIO_PLUGIN_LIST)
message(WARNING "VideoIO: plugins are disabled through VIDEOIO_ENABLE_PLUGINS, so VIDEOIO_PLUGIN_LIST='${VIDEOIO_PLUGIN_LIST}' is ignored")
set(VIDEOIO_PLUGIN_LIST "")
endif()
else()
# Make virtual opencv_videoio_plugins target
if(NOT TARGET opencv_videoio_plugins)
add_custom_target(opencv_videoio_plugins ALL)
endif()
endif()
ocv_add_module(videoio opencv_imgproc opencv_imgcodecs WRAP java objc python)
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/backend_plugin.cpp"
"${CMAKE_CURRENT_LIST_DIR}/src/backend_static.cpp"
"${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/${name}/*.h"
"${CMAKE_CURRENT_LIST_DIR}/include/opencv2/${name}/legacy/*.h")
if(OPENCV_DEBUG_POSTFIX)
ocv_append_source_file_compile_definitions("${CMAKE_CURRENT_LIST_DIR}/src/backend_plugin.cpp" "DEBUG_POSTFIX=${OPENCV_DEBUG_POSTFIX}")
endif()
# Removing WinRT API headers by default
list(REMOVE_ITEM videoio_ext_hdrs "${CMAKE_CURRENT_LIST_DIR}/include/opencv2/${name}/cap_winrt.hpp")
if(DEFINED WINRT AND NOT DEFINED ENABLE_WINRT_MODE_NATIVE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /ZW")
endif()
# 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
${CMAKE_CURRENT_LIST_DIR}/src/cap_winrt/MediaStreamSink.hpp)
endif()
include(${CMAKE_CURRENT_LIST_DIR}/cmake/plugin.cmake)
set(tgts "PRIVATE")
if(TARGET ocv.3rdparty.mediasdk)
if("mfx" IN_LIST VIDEOIO_PLUGIN_LIST OR VIDEOIO_PLUGIN_LIST STREQUAL "all")
ocv_create_builtin_videoio_plugin("opencv_videoio_intel_mfx" ocv.3rdparty.mediasdk "cap_mfx_common.cpp" "cap_mfx_reader.cpp" "cap_mfx_writer.cpp" "cap_mfx_plugin.cpp")
else()
list(APPEND videoio_srcs
${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_common.cpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_reader.cpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_writer.cpp)
list(APPEND videoio_hdrs
${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_common.hpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_reader.hpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_mfx_writer.hpp)
list(APPEND tgts ocv.3rdparty.mediasdk)
endif()
endif()
if(TARGET ocv.3rdparty.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)
list(APPEND tgts ocv.3rdparty.dshow)
endif()
if(TARGET ocv.3rdparty.msmf)
if("msmf" IN_LIST VIDEOIO_PLUGIN_LIST OR VIDEOIO_PLUGIN_LIST STREQUAL "all")
ocv_create_builtin_videoio_plugin("opencv_videoio_msmf" ocv.3rdparty.msmf "cap_msmf.cpp")
else()
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_msmf.hpp)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_msmf.cpp)
list(APPEND tgts ocv.3rdparty.msmf)
endif()
endif()
if(TARGET ocv.3rdparty.xine)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_xine.cpp)
list(APPEND tgts ocv.3rdparty.xine)
endif()
if(TARGET ocv.3rdparty.dc1394_2)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_dc1394_v2.cpp)
list(APPEND tgts ocv.3rdparty.dc1394_2)
endif()
if(TARGET ocv.3rdparty.gstreamer)
if("gstreamer" IN_LIST VIDEOIO_PLUGIN_LIST OR VIDEOIO_PLUGIN_LIST STREQUAL "all")
ocv_create_builtin_videoio_plugin("opencv_videoio_gstreamer" ocv.3rdparty.gstreamer "cap_gstreamer.cpp")
else()
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_gstreamer.cpp)
list(APPEND tgts ocv.3rdparty.gstreamer)
endif()
endif()
if(TARGET ocv.3rdparty.v4l)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_v4l.cpp)
list(APPEND tgts ocv.3rdparty.v4l)
endif()
if(TARGET ocv.3rdparty.openni2)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_openni2.cpp)
list(APPEND tgts ocv.3rdparty.openni2)
endif()
if(TARGET ocv.3rdparty.ximea)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_ximea.cpp)
list(APPEND tgts ocv.3rdparty.ximea)
endif()
if(TARGET ocv.3rdparty.ueye)
if("ueye" IN_LIST VIDEOIO_PLUGIN_LIST OR VIDEOIO_PLUGIN_LIST STREQUAL "all")
ocv_create_builtin_videoio_plugin("opencv_videoio_ueye" ocv.3rdparty.ueye "cap_ueye.cpp")
else()
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_ueye.cpp)
list(APPEND tgts ocv.3rdparty.ueye)
endif()
endif()
if(TARGET ocv.3rdparty.ffmpeg)
if(HAVE_FFMPEG_WRAPPER)
list(APPEND tgts ocv.3rdparty.ffmpeg)
elseif("ffmpeg" IN_LIST VIDEOIO_PLUGIN_LIST OR VIDEOIO_PLUGIN_LIST STREQUAL "all")
ocv_create_builtin_videoio_plugin("opencv_videoio_ffmpeg" ocv.3rdparty.ffmpeg "cap_ffmpeg.cpp")
if(TARGET ocv.3rdparty.ffmpeg.plugin_deps)
ocv_target_link_libraries(opencv_videoio_ffmpeg ocv.3rdparty.ffmpeg.plugin_deps)
endif()
if(TARGET ocv.3rdparty.mediasdk
AND NOT OPENCV_FFMPEG_DISABLE_MEDIASDK
)
ocv_target_link_libraries(opencv_videoio_ffmpeg ocv.3rdparty.mediasdk)
endif()
else()
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)
list(APPEND tgts ocv.3rdparty.ffmpeg)
if(TARGET ocv.3rdparty.ffmpeg.builtin_deps)
list(APPEND tgts ocv.3rdparty.ffmpeg.builtin_deps)
endif()
if(TARGET ocv.3rdparty.mediasdk
AND NOT OPENCV_FFMPEG_DISABLE_MEDIASDK
)
list(APPEND tgts ocv.3rdparty.mediasdk)
endif()
endif()
endif()
if(TARGET ocv.3rdparty.pvapi)
set(videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_pvapi.cpp ${videoio_srcs})
list(APPEND tgts ocv.3rdparty.pvapi)
endif()
if(TARGET ocv.3rdparty.aravis)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_aravis.cpp)
list(APPEND tgts ocv.3rdparty.aravis)
endif()
if(TARGET ocv.3rdparty.avfoundation)
if(IOS)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_avfoundation.mm)
else()
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_avfoundation_mac.mm)
endif()
list(APPEND tgts ocv.3rdparty.avfoundation)
endif()
if(TARGET ocv.3rdparty.librealsense)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_librealsense.cpp)
list(APPEND tgts ocv.3rdparty.librealsense)
endif()
if(TARGET ocv.3rdparty.gphoto2)
list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_gphoto2.cpp)
list(APPEND tgts ocv.3rdparty.gphoto2)
endif()
if(TARGET ocv.3rdparty.cap_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 tgts ocv.3rdparty.cap_ios)
endif()
if(TARGET ocv.3rdparty.android_mediandk)
list(APPEND videoio_srcs
${CMAKE_CURRENT_LIST_DIR}/src/cap_android_mediandk.cpp)
list(APPEND tgts ocv.3rdparty.android_mediandk)
endif()
if(TARGET ocv.3rdparty.android_native_camera)
list(APPEND videoio_srcs
${CMAKE_CURRENT_LIST_DIR}/src/cap_android_camera.cpp)
list(APPEND tgts ocv.3rdparty.android_native_camera)
endif()
if(TARGET ocv.3rdparty.obsensor)
list(APPEND videoio_srcs
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor_capture.cpp)
list(APPEND videoio_hdrs
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor_capture.hpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_stream_channel_interface.hpp)
if(HAVE_OBSENSOR_MSMF)
list(APPEND videoio_srcs
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_uvc_stream_channel.cpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_stream_channel_msmf.cpp)
list(APPEND videoio_hdrs
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_uvc_stream_channel.hpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_stream_channel_msmf.hpp)
elseif(HAVE_OBSENSOR_V4L2)
list(APPEND videoio_srcs
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_uvc_stream_channel.cpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_stream_channel_v4l2.cpp)
list(APPEND videoio_hdrs
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_uvc_stream_channel.hpp
${CMAKE_CURRENT_LIST_DIR}/src/cap_obsensor/obsensor_stream_channel_v4l2.hpp)
endif()
list(APPEND tgts ocv.3rdparty.obsensor)
endif()
if(tgts STREQUAL "PRIVATE")
set(tgts "")
endif()
ocv_install_used_external_targets(${tgts})
ocv_set_module_sources(HEADERS ${videoio_ext_hdrs} ${videoio_hdrs} SOURCES ${videoio_srcs})
ocv_module_include_directories()
ocv_create_module()
ocv_add_accuracy_tests(${tgts})
ocv_add_perf_tests(${tgts})
if(VIDEOIO_ENABLE_PLUGINS)
ocv_target_compile_definitions(${the_module} PRIVATE ENABLE_PLUGINS)
endif()
ocv_target_link_libraries(${the_module} LINK_PRIVATE ${tgts})
# copy FFmpeg dll to the output folder
if(WIN32 AND HAVE_FFMPEG_WRAPPER)
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(FFMPEG_SUFFIX _64)
endif()
set(ffmpeg_dir "${OpenCV_BINARY_DIR}/3rdparty/ffmpeg")
set(ffmpeg_bare_name "opencv_videoio_ffmpeg${FFMPEG_SUFFIX}.dll")
set(ffmpeg_bare_name_ver "opencv_videoio_ffmpeg${OPENCV_DLLVERSION}${FFMPEG_SUFFIX}.dll")
set(ffmpeg_path "${ffmpeg_dir}/${ffmpeg_bare_name}")
if(MSVC_IDE)
execute_process(
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}")
elseif(MSVC AND (CMAKE_GENERATOR MATCHES "Visual"))
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different "${ffmpeg_path}" "${EXECUTABLE_OUTPUT_PATH}/${CMAKE_BUILD_TYPE}/${ffmpeg_bare_name_ver}")
else()
execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different "${ffmpeg_path}" "${EXECUTABLE_OUTPUT_PATH}/${ffmpeg_bare_name_ver}")
endif()
install(FILES "${ffmpeg_path}" DESTINATION ${OPENCV_BIN_INSTALL_PATH} COMPONENT libs RENAME "${ffmpeg_bare_name_ver}")
if(INSTALL_CREATE_DISTRIB)
install(FILES "${ffmpeg_dir}/opencv_videoio_ffmpeg${FFMPEG_SUFFIX}.dll" DESTINATION "bin/" COMPONENT libs RENAME "opencv_videoio_ffmpeg${OPENCV_DLLVERSION}${FFMPEG_SUFFIX}.dll")
endif()
endif()
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