BMP压缩成JPG的源代码， 原理

程序首先读BITMAP 文件的各像素点的RGB值, library 做压缩 RGB 缓冲区

成JPEG文件或缓冲区.-BMP JPG compressed into the source code, principle procedures BITMAP first reading of the document point pixel RGB value, library so compressed RGB JPEG files into the buffer zone or buffer zone.