QVision is a library for computer vision, image/video processing, and scientific computing.

It is based on (or extends) the Qt library. It offers wrapper classes and functions for BLAS, LAPACK, MKL, Octave, and GSL functionallity (matrices, vectors, etc...).
It also offers wrappers for OpenCV and IPP image libraries functionallity.

We have released version 0.5.2, which is already stable enough to be used.

You can check the documentation here.