39 search results - page 5 / 8 » On Macroblock Partition for Motion Compensation |
ICMCS
2006
IEEE
14 years 3 months ago
2006
IEEE
Motion estimation (ME) plays an important role in video compression. Block-based ME has been adopted in most video compression standards due to its efficiency. In this paper, we p...
ICMCS
2005
IEEE
14 years 3 months ago
2005
IEEE
We propose a quad-tree scheme for obtaining sub-pixel estimates of interframe motion in the frequency domain. Our scheme is based on phase correlation and uses motion compensated ...
ICIP
2006
IEEE
14 years 11 months ago
2006
IEEE
In this paper we propose a method for extending the standard motion estimation algorithms used in video compression algorithms, to incorporate motion parameters that describe non-...
TCSV
2002
13 years 9 months ago
2002
This paper discusses the problem of reduced-resolution transcoding of compressed video bitstreams. An analysis of drift errors is provided to identify the sources of quality degra...
TCSV
2008
13 years 9 months ago
2008
In existing pyramid-based spatially scalable coding schemes, such as H.264/MPEG-4 SVC (scalable video coding), video frame at a certain high-resolution layer is mainly predicted ei...