基本的图像处理程序：统计直方图，阈值分割，图形加减，傅里叶频谱分析，频域理想高通、低通滤波，高斯型滤波器，伪彩色编码，可以保存处理以后的图像-Basic image processing: histogram, threshold segmentation, graphics, addition and subtraction, Fourier spectral analysis, frequency domain the ideal high-pass, low pass filter, Ga