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# --- Intel librealsense ---
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if(NOT HAVE_LIBREALSENSE)
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find_package(realsense2 QUIET)
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if(realsense2_FOUND)
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set(HAVE_LIBREALSENSE TRUE)
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set(LIBREALSENSE_VERSION "${realsense2_VERSION}") # informational
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ocv_add_external_target(librealsense "" "${realsense2_LIBRARY}" "HAVE_LIBREALSENSE")
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endif()
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endif()
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if(NOT HAVE_LIBREALSENSE)
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find_path(LIBREALSENSE_INCLUDE_DIR "librealsense2/rs.hpp"
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PATHS "${LIBREALSENSE_INCLUDE}" ENV LIBREALSENSE_INCLUDE)
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find_library(LIBREALSENSE_LIBRARIES "realsense2"
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PATHS "${LIBREALSENSE_LIB}" ENV LIBREALSENSE_LIB)
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if(LIBREALSENSE_INCLUDE_DIR AND LIBREALSENSE_LIBRARIES)
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set(HAVE_LIBREALSENSE TRUE)
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file(STRINGS "${LIBREALSENSE_INCLUDE_DIR}/librealsense2/rs.h" ver_strings REGEX "#define +RS2_API_(MAJOR|MINOR|PATCH|BUILD)_VERSION.*")
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string(REGEX REPLACE ".*RS2_API_MAJOR_VERSION[^0-9]+([0-9]+).*" "\\1" ver_major "${ver_strings}")
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string(REGEX REPLACE ".*RS2_API_MINOR_VERSION[^0-9]+([0-9]+).*" "\\1" ver_minor "${ver_strings}")
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string(REGEX REPLACE ".*RS2_API_PATCH_VERSION[^0-9]+([0-9]+).*" "\\1" ver_patch "${ver_strings}")
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set(LIBREALSENSE_VERSION "${ver_major}.${ver_minor}.${ver_patch}") # informational
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ocv_add_external_target(librealsense "${LIBREALSENSE_INCLUDE_DIR}" "${LIBREALSENSE_LIBRARIES}" "HAVE_LIBREALSENSE")
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endif()
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endif()
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set(HAVE_LIBREALSENSE ${HAVE_LIBREALSENSE} PARENT_SCOPE)
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