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一種基于人類視覺系統(tǒng)的去塊效應(yīng)算法

許志良 謝勝利

許志良, 謝勝利. 一種基于人類視覺系統(tǒng)的去塊效應(yīng)算法[J]. 電子與信息學(xué)報(bào), 2005, 27(11): 1717-1721.
引用本文: 許志良, 謝勝利. 一種基于人類視覺系統(tǒng)的去塊效應(yīng)算法[J]. 電子與信息學(xué)報(bào), 2005, 27(11): 1717-1721.
Xu Zhi-liang, Xie Sheng-li. A Deblocking Algorithm Based on HVS[J]. Journal of Electronics & Information Technology, 2005, 27(11): 1717-1721.
Citation: Xu Zhi-liang, Xie Sheng-li. A Deblocking Algorithm Based on HVS[J]. Journal of Electronics & Information Technology, 2005, 27(11): 1717-1721.

一種基于人類視覺系統(tǒng)的去塊效應(yīng)算法

A Deblocking Algorithm Based on HVS

  • 摘要: 基于塊離散余弦變換的圖像和視頻壓縮主要缺點(diǎn)就是在低比特率時(shí)會(huì)在塊邊界出現(xiàn)明顯的方塊效應(yīng)。本文提出一種充分利用人類視覺特性,在圖像的平滑區(qū)和紋理區(qū)分別采用一維DCT域?yàn)V波和空間域?yàn)V波的去塊效應(yīng)算法。實(shí)驗(yàn)結(jié)果表明該算法既能有效地去除方塊效應(yīng)又能保護(hù)圖像的邊緣信息。
  • Reezve H, Lim J. Reduction of blocking effect in image coding [C][J].in Proc. ICASSP83, Boston.1983, 8:1212-1215[2]Lee Y L, Kim H C, Park H W. Blocking effect reduction of JPEG images by signal adaptive filtering [J]. IEEE Trans. on Image Processing. 1998, 7(2): 229-234.[3]Yang Y, Galatsanos N P, Katsaggelos A K. Regularized reconstruction to reduce blocking artifacts of block discrete cosine transform compressed images [J].IEEE Trans.on Circuits Sys.Video Technol.1993, 3(6):421-432[4]Stevenson R L. Reduction of coding artifacts in transform image coding [C][J].IEEE Int.Conf. Acoustics, Speech,and Signal Processing , Minneapolis.1993, 5:401-404[5]Zeng B. Reduction of blocking effect in DCT-coded images using zero-masking techniques [J].Signal Processing.1999, 79(2):205-211[6]Liu S Z, Bovik A C. Efficient DCT-domain blind measurement and reduction of blocking artifacts [J].IEEE Trans. on Circuits Syst. Video Technol.2002, 12 (12):1139-1149[7]Luo Y, Ward R K. Removing the blocking artifacts of block-based DCT compressed images [J].IEEE Trans. on Image Processing.2003, 12(7):838-842[8]Lakhani G , Zhong N. Derivation of prediction equations for blocking effect reduction [J].IEEE Trans. on Circuits Syst. Video Technol.1999, 9(3):415-418[9]Karunaseker S A, Kingsbury N G. A distortion measure for blocking artifacts in image based on human visual sensitivity [J].IEEE Trans. on Image Processing.1995, 4(6):713-724[10]Coudoux F X, Gzalet M , Corlay P. Reduction of blocking effect in DCT-coded images based on a visual perception criterion [J].Signal Processing : Image Commun.1998, 11(3):179-186[11]Nill N B. A visual model weighted cosine transform for image compression and enhancement [J]. IEEE Trans. on Commun. 1985, 33(6): 551-556.[12]Gao W F, Mermer C, Kim Y. A De-blocking algorithm and a[13]blockiness metric for highly compressed images [J]. IEEE Trans[J].on Circuits Syst. Video Technol.2002, 12(12):1150-1159
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出版歷程
  • 收稿日期:  2004-05-28
  • 修回日期:  2004-10-15
  • 刊出日期:  2005-11-19

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