0-1、基本要求
1，显示一个灰度图象p0-01和彩色图象p0-02；
2，观察灰度图象和彩色图象的数据矩阵和文件内容；
3，熟悉灰度图象、二值图象、彩色图象和索引图象之间的变换。

0-2、计算图象的统计参数
1，　　对灰度图象计算其灰度均值、方差和熵;
2，　　对灰度图象计算其灰度的直方图;
3，　　对灰度图象实施直方图均衡化。(0-1. Basic requirements
1. Display a grayscale image p0-01 and color image p0-02;
2. Observe the data matrix and file contents of gray image and color image;
3. Familiar with the transformation between grayscale image, binary image, color image and index image.

0-2. Statistical parameters of computed image
1. The grayscale image is calculated with the mean, variance and entropy.
2. The histogram of grayscale image is calculated.
3. The histogram equalization of grayscale image is implemented.)