对bmp8位灰度图像进行读取数据存储数据，并进行均衡化处理，并绘制直方图存储为图像，通过此程序，可对均衡化过程有所了解。-Bit grayscale images of bmp8 read data stored in the data, and the equalization process, and draw the histogram is stored as an image, through this program, you can understand the process o