说明：  BMP图像处理程序，包括模拟信道产生的高斯加性噪声；图像灰度变换；图像的拉普拉斯边缘提取；中点滤波法的debluring；图像线性模糊。 图形显示函数，包括DDA方法画直线；中点裁剪法；liang-barsky算法的窗口裁剪；种子填充算法； 随机信号处理程序，包括产生正态分布、均匀分布样本；计算其均值与方差；各样本的概率分布直方图分析；功率谱分析；样本叠加的PSD分布分析。
(BMP image processing procedures, including analog channel noise generated by high-Alaska image intensity transformation image Laplacian edge detection midpoint of the filtering method debluring image linear blur. Graphics functions, including DDA method to draw lines the mid-point cutting method liang-barsky clipping window algorithm seed filling algorithm random signal processing procedures, including the generation of normal distribution, uniform distribution of samples calculate the mean and variance the sample histogram analysis of the probability distribution power spectrum analysis sample stacking PSD distribution analysis.)