The uniqueness of DxO Optics Pro lies in its ability to perform the highest quality corrections without human intervention. Whether you want to enhance your pictures in a single click without having to bother setting up sliders, or you want to manually set up your own correction parameters, you will find an operating mode ("auto", "guided" or "expert") to suit your needs. The all-new DxO Optics Pro version 4 brings a wealth of innovations to demandingphotographers worldwide, building on the superior foundation of DxO Optics Pro v3.5's breakthrough automatic corrections. The DxO Color Engine incorporated in this very latest version DxO Optics Pro software revolutionizes color possibilities with a palette of all-new color functions, from unique Color Rendition Profiles through Color Modes, to the innovative DxO Multi-Point Color Balance. Now DxO Optics Pro helps you achieve even better image quality with ever greater flexibility and control. At the very heart of DxO Optics Pro, the award-winning DxO Optics Engine uses unique hardware modeling to automatically eliminate optical defects. Based on sophisticated models of camera and lens performance, DxO Optics Engine automatically removes lens distortion, vignetting, lens softness and chromatic aberration, and with input from the user, can also apply perspective corrections (keystoning, horizons). To implement DxO's unique Optical corrections on a particular combination of camera and lens, th