On the other hand, the embedded mobile cameras are capable of acquiring qualified fingerprint images for identity authentication. However, each fingerprint provides only a two-dimensional (2D) projection of 3D fingers, and only the front view fingerprints provide effective minutiae for matching. Therefore, touch-less fingerprint for identity authentication purpose requires images acquisition under controlled environments. When acquiring fingerprint by users themselves using their own mobile cameras, it is very difficult to acquire good quality fingerprint that is recognised accurately