简单的bmp图像颜色处理例子，适合新手，从文件结构讲起，逐步实现存储，读取，颜色替换等功能-Bmp image color processing simple example for beginners, I start from the file structure, the progressive realization of storage, read, color replacement functions

该程序可以读出BMP图像的基本信息，例如像素数、水平分辨率等-The program can read the basic information, such as number of pixels, the horizontal resolution of the BMP images

图像的颜色通道转换代码实现（RGB to XYZ、HSV、HSL、LAB、LUV、YCbCr等）-Image conversion code color channels (RGB to XYZ, HSV, HSL, LAB, LUV, YCbCr, etc.)