'file_size ' is defined here, but may be NULL https://github.com/intel/libva-utils/blob/7be46f017caee2a23097bc8371f2fe4eb1b677a0/vendor/intel/sfcsample/VDecAccelVA.cpp#L598 Stream pointer might be NULL https://github.com/intel/libva-utils/blob/7be46f017caee2a23097bc8371f2fe4eb1b677a0/vendor/intel/sfcsample/VDecAccelVA.cpp#L599