deepin-ocr/3rdparty/opencv-4.5.4/modules/videoio/cmake/detect_dc1394.cmake

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# --- Dc1394 ---
if(NOT HAVE_DC1394_2 AND PKG_CONFIG_FOUND)
ocv_check_modules(DC1394_2 libdc1394-2)
if(DC1394_2_FOUND)
set(HAVE_DC1394_2 TRUE)
endif()
endif()
if(NOT HAVE_DC1394_2)
find_path(DC1394_INCLUDE "dc1394/dc1394.h"
PATHS "${DC1394_ROOT}" ENV DC1394_ROOT
PATH_SUFFIXES "include"
NO_DEFAULT_PATH)
find_library(DC1394_LIBRARY "dc1394"
PATHS "${DC1394_ROOT}" ENV DC1394_ROOT
PATH_SUFFIXES "lib"
NO_DEFAULT_PATH)
if(DC1394_INCLUDE AND DC1394_LIBRARY)
set(HAVE_DC1394_2 TRUE)
set(DC1394_2_INCLUDE_DIRS "${DC1394_INCLUDE}")
set(DC1394_2_LIBRARIES "${DC1394_LIBRARY}")
set(DC1394_2_VERSION "unknown") # informational
endif()
endif()
if(HAVE_DC1394_2)
ocv_add_external_target(dc1394_2 "${DC1394_2_INCLUDE_DIRS}" "${DC1394_2_LIBRARIES}" "HAVE_DC1394_2")
endif()