实现对图像的扭曲。包括四种扭曲方法:波纹扭曲，漩涡扭曲，球面扭曲以及水平垂直扭曲。并可对扭曲图像进行保存。-To achieve the image distortion. Includes four twisted way: wave distortions, swirl distortion, spherical distortion, and horizontal and vertical distortion. Distorted image can be saved on.