opencv/modules/videoio/cmake/detect_v4l.cmake
Maksim Shabunin 73959fed45 Merge pull request #13422 from mshabunin:split-videoio-cmake
* Split videoio dependencies search into pieces, removed obsolete backends
2018-12-26 15:50:20 +03:00

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514 B
CMake

# --- V4L ---
if(NOT HAVE_V4L)
set(CMAKE_REQUIRED_QUIET TRUE) # for check_include_file
check_include_file(linux/videodev2.h HAVE_CAMV4L2)
check_include_file(sys/videoio.h HAVE_VIDEOIO)
if(HAVE_CAMV4L2 OR HAVE_VIDEOIO)
set(HAVE_V4L TRUE)
set(defs)
if(HAVE_CAMV4L2)
list(APPEND defs "HAVE_CAMV4L2")
endif()
if(HAVE_VIDEOIO)
list(APPEND defs "HAVE_VIDEOIO")
endif()
ocv_add_external_target(v4l "" "" "${defs}")
endif()
endif()
set(HAVE_V4L ${HAVE_V4L} PARENT_SCOPE)