DocumentCode
1828324
Title
A fast DCT domain downsampling technique for video transcoder
Author
Kim, Nam-Hyeong ; Kim, Yoon ; Kwon, Goo-Rak ; Ko, Sung-Jea
Author_Institution
Dept. of Electron. Eng., Korea Univ., Seoul, South Korea
fYear
2003
fDate
17-19 June 2003
Firstpage
36
Lastpage
37
Abstract
We propose a fast DCT domain downsampling technique for video transcoding. Experimental results show that the proposed method is not only computationally efficient, but also gives significant improvements in PSNR.
Keywords
data compression; discrete cosine transforms; image sampling; matrix algebra; transform coding; video coding; DCT domain; PSNR; computational efficiency; downsampling technique; transform matrix; video compression; video sequence; video transcoder; Bandwidth; Bit rate; Decoding; Discrete cosine transforms; PSNR; Spatial resolution; Streaming media; Transcoding; Video compression; Video sequences;
fLanguage
English
Publisher
ieee
Conference_Titel
Consumer Electronics, 2003. ICCE. 2003 IEEE International Conference on
Print_ISBN
0-7803-7721-4
Type
conf
DOI
10.1109/ICCE.2003.1218792
Filename
1218792
Link To Document