Basic treatment of the picture , picture enlarge for instance , dwindle , rotate , displacement , binarization , Medium filter , Edge detection , Histogram , Wavelet transform , Fourier transform.

• 图像的基本处理，如图像放大、缩小、旋转、位移、2值化处理、中值滤波、边缘检测、直方图、小波变换、傅立叶交换等等。