Method for detecting all-zero DCT coefficients ahead of discrete cosine transformation and quantisation

Electronics Letters

Volumn 34, Issue 19, 1998, Pages 1839-1840

  Xuan, Zhou ^a   Zhenghua, Yu ^a   Songyu, Yu ^a  

^a SHANGHAI JIAO TONG UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; COMPUTATIONAL METHODS; COSINE TRANSFORMS; IMAGE QUALITY; VECTOR QUANTIZATION;

DISCRETE COSINE TRANSFORMATIONS (DCT); SUM OF ABSOLUTE DIFFERENCE (SAD);

IMAGE CODING;

EID: 0032163321     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:19981308     Document Type: Article

References (2)

1. Draft ITU Rec. H.263: 'Line transmission of non-telephone signals: Video coding for low bit rate communication'. 5 December 1995
2. MAKHOUL, J.: 'A fast cosine transform in one and two dimensions', IEEE Trans., 1980, ASSP-28, (1), pp. 27-34