提取24位bmp图像的数据 linux下编译 基于EasyBmp 代码很简单，没有加注释，没有判断打开文件失败 适用于制作开机画面

Bmp2raw is a tool to convert 24bit BMP file to raw data. It may be useful before generating C arrays for showing a picture in a embeded system. The color order in the output file is (B,G,R),(B,G,R), ...