１．undefined reference to symbol '_ZN6google4base21CheckOpMessageBuilder7ForVar
cmakelists忘了加${CERES_LIBRARIES}
target_link_libraries( GetInitRT ${OpenCV_LIBRARIES} ${CERES_LIBRARIES} )
２．/usr/bin/ld: 找不到 -lopencv_plotceres
target_link_libraries( GetInitRT ${OpenCV_LIBRARIES}${CERES_LIBRARIES} )
兩個庫之間要加空格…
target_link_libraries( GetInitRT ${OpenCV_LIBRARIES} ${CERES_LIBRARIES} )