中文说明：对高动态图像进行压缩，能够对细节信息加强，得到8位图像细节信息。其主要的做法是将图像的高频信息和低频信息进行分离然后做不同处理，最后合成一个8位的图像。
English Description：
The compression of high dynamic images, details can be enhanced, resulting in 8-bit image details. It is mainly the high frequency of the image information and separation of different kinds of processing and low frequency information, and synthesis of an 8-bit image.