文章除了对基于DCT的图像压缩编码进行研究外，还对基于其他算法的图像压缩编码也作了相应的研究。在完成理论方面的研究后，应用MATLAB仿真软件，实现了基于DCT的图像压缩编码。-The article is in addition to picture that according to the DCT compress coding expatiating, returning to picture that according to other calculates way empress