71 search results - page 10 / 15 » Compressed Domain Transcoding of MPEG |
ICBA
2004
Springer
14 years 22 days ago
2004
Springer
A MPEG-4 compressed domain video watermarking method is proposed and its performance is studied at video bit rates ranging from 64 Kb/s to 900 Kb/s. The watermark is inserted by mo...
ICPR
2004
IEEE
14 years 8 months ago
2004
IEEE
Several algorithms have been proposed to solve the problem of camera motion estimation in digital videos. However, the distinction between translation along the xaxis (y-axis) and...
PCM
2001
Springer
13 years 11 months ago
2001
Springer
Abstract. Color histogram is one of the most widely used visual feature representations in content-based retrieval. When processing the image/video data in the JPEG/MPEG compressed...
ICMCS
2007
IEEE
14 years 1 months ago
2007
IEEE
We propose a new DCT-based energy function EDCT for objectoriented segmentation and compression. By minimizing EDCT the best possible split of the image blocks can be found which ...
CGI
2003
IEEE
14 years 19 days ago
2003
IEEE
Human faces are commonly found in video streams and provide useful information for video content analysis. This paper presents a robust face tracking system to extract multiple fa...