9 search results - page 1 / 2 » Fast algorithms for DCT-domain video transcoding |
IVC
2006
13 years 4 months ago
2006
As most of MPEG and JPEG compression standards are DCT-based, we propose a simple, low-cost and fast algorithm to extract dominant colour features directly in DCT domain without i...
ICIP
2001
IEEE
14 years 6 months ago
2001
IEEE
Video transcoding is an efficient way for. rate adaptation and format conversion in various networked video applications. Many transcoder architectures have been proposed to achie...
TIP
2002
13 years 4 months ago
2002
Abstract--Transcoding is a key technique for reducing the bitrate of a previously compressed video signal. A high transcoding ratio may result in an unacceptable picture quality wh...
TCSV
2008
13 years 4 months ago
2008
Abstract--The H.264 standard achieves much higher coding efficiency than the MPEG-2 standard, due to its improved inter-and intra-prediction modes at the expense of higher computat...
TCSV
2002
13 years 4 months ago
2002
DCT-based digital video coding standards such as MPEG and H.26x are becoming more widely adopted for multimedia applications. Since the standards differ in their format and syntax...