Runtime Opencv HighGui Error- “HIGHGUI ERROR: V4L/V4L2: VIDIOC_S_CROP”. Opencv cross compiled. Host=64bit Ubuntu 12.04. Target=ARM-Cortex-A9

Question

I am a beginner at OpenCV and trying my best to get a simple application running on an embedded platform. I cross-compiled OpenCV 2.4.4 and built it WITH_GTK=ON, WIT

Answer 1

Opencv highgui error

Have to reinstall opencv using cmake

git clone https://github.com/Itseez/opencv.git
cd ~/opencv 
mkdir release 
cd release 
cmake -D CMAKE_BUILD_TYPE=RELEASE -D CMAKE_INSTALL_PREFIX=/usr/local -D WITH_IPP=OFF ..
make -j4 sudo 
make install
export PYTHONPATH=$PYTHONPATH:/usr/local/lib/python2.7/site-packages