306 search results - page 20 / 62 » Estimation of Arbitrary Camera Motion in MPEG Videos |
ISCAS
2002
IEEE
14 years 1 months ago
2002
IEEE
This paper proposes an efficient scalable coding scheme with fine-grain scalability, where the base layer is encoded with H.26L, and the enhancement layer is encoded with PFGS cod...
ICCV
2003
IEEE
14 years 10 months ago
2003
IEEE
This paper presents an algorithm for computing optical flow, shape, motion, lighting, and albedo from an image sequence of a rigidly-moving Lambertian object under distant illumin...
TCSV
2002
13 years 8 months ago
2002
Abstract--The emerging video coding standard MPEG-4 enables various content-based functionalities for multimedia applications. To support such functionalities, as well as to improv...
ICMCS
2006
IEEE
14 years 2 months ago
2006
IEEE
We examine the bit rate variability-distortion (VD) curve of I, P, and B frames of MPEG-4 VBR encoded video sequences. We show that the concave VD curve shape at high compression ...
DSD
2007
IEEE
14 years 2 months ago
2007
IEEE
In this paper, we present an efficient hardware architecture for real-time implementation of quarter-pixel accurate variable block size motion estimation for H.264 / MPEG4 Part 10...