将位图转换成jpeg压缩图像，转换速度很快，且通过代码设置参数得到不同质量的jpeg图像，对于开发相关工程很有帮助。-To convert bitmap converted to jpeg image compression, fast, and jpeg images of different quality is obtained by code set parameters, helpful for development of related engineering.

转换位图到JPEG Convert bitmap to JPEG-Convert bitmap to JPEG Convert bitmap to JPEG