OpenCV Troubleshooting - olinrobotics/avatar GitHub Wiki

Undefined reference to `cv::VideoCapture::VideoCapture(int)'

• Video capture moved to videoio (ref)
• include videoio: try adding include <opencv2/videoio.hpp>
• linking error (ref, ref)
• Solution: link openCV in Cmake, (documentation, stack overflow)
• ex/

set(OpenCV_DIR "/usr/lib/opencv")

find_package(OpenCV REQUIRED COMPONENTS core imgproc highgui)

include_directories(${OpenCV_INCLUDE_DIRS})

target_link_libraries(${PROJECT_NAME} ${OpenCV_LIBS})

Last edited by Sophia Nielsen 7/10/2017