Region Of Interest (ROI) coding is one of the innovative functionalities supported by JPEG2000.In this paper, we give a promethean coding method based on the embedded coding theory: a ROI image coding algorithm based on SPIHT.

• 感兴趣区域ROI(Region of Interest)编码是正在制订的静止图像压缩国际新标准JPEG2000支持的一种创新方法。