DocumentCode
1596572
Title
Fast 15x15 Transform for Image and Video Coding Applications
Author
Reznik, Yuriy A. ; Chivukula, Ravi K.
Author_Institution
Qualcomm Inc., San Diego, CA
fYear
2009
Firstpage
465
Lastpage
465
Abstract
This paper presents fast 15times15 transform for image and video coding applications. We note, that our proposed transform is significantly less complex than DCT-II of nearest dyadic size N=16, for which best known factorization [2] requires 31 multiplications and 81 additions. In comparison with H.264-type cascade of 4-point transforms, our proposed algorithm is slightly higher in complexity, but offers better coding gain.
Keywords
discrete cosine transforms; video coding; DCT; factorization method; fast 15times15 transform; image coding; video coding; Application specific integrated circuits; Data compression; Discrete cosine transforms; Discrete transforms; Tellurium; Video coding; DCT; FFT; factorization; fast algorithms; image coding; video coding;
fLanguage
English
Publisher
ieee
Conference_Titel
Data Compression Conference, 2009. DCC '09.
Conference_Location
Snowbird, UT
ISSN
1068-0314
Print_ISBN
978-1-4244-3753-5
Type
conf
DOI
10.1109/DCC.2009.81
Filename
4976519
Link To Document