DocumentCode
435073
Title
Optimization of H.264 encoder using adaptive mode decision and SIMD instructions
Author
Kim, Yong-Hwan ; Jin-Woo Yoo ; Lee, Seong-Won ; Paik, Joonki ; Choi, Byeongho
Author_Institution
Dept. of Image Eng., Chung-Ang Univ., Seoul, South Korea
fYear
2005
fDate
8-12 Jan. 2005
Firstpage
289
Lastpage
290
Abstract
This work presents algorithms that optimize the baseline H.264 encoder without loss of image quality and compression ratio. We propose an adaptive mode decision algorithm to speedup complex mode decision with rate distortion optimization (RDO). Also we optimize computation-intensive modules using single instruction multiple data (SIMD) instructions. As a result, the proposed encoder is ten times faster than the JM72 reference encoder.
Keywords
adaptive codes; code standards; optimisation; parallel processing; rate distortion theory; video coding; SIMD instructions; adaptive mode decision; baseline H.264 encoder; complex mode decision; rate distortion optimization; single instruction multiple data; speedup; video coding standard; Computer aided instruction; Digital multimedia broadcasting; Image coding; Image processing; Image quality; Interpolation; Quadratic programming; Rate-distortion; Velocity measurement; Videoconference;
fLanguage
English
Publisher
ieee
Conference_Titel
Consumer Electronics, 2005. ICCE. 2005 Digest of Technical Papers. International Conference on
Print_ISBN
0-7803-8838-0
Type
conf
DOI
10.1109/ICCE.2005.1429831
Filename
1429831
Link To Document