Arbitrary downsizing video transcoding using fast motion vector reestimation.

YongQing Liang Lap-Pui Chau Yap-Peng Tan

Published in: IEEE Signal Process. Lett. (2002)

Keyphrases

motion vectors
video transcoding
macroblock
bit rate
video coding
motion compensation
motion estimation
compressed domain
rate distortion
video sequences
coding efficiency

motion estimation algorithm
block matching
bitstream
computational complexity
motion field
dct domain
reference frame
error concealment
video quality
block size

image quality
visual quality
video data
video compression
inter frame
coding method
video coding standard
subband
prediction error
low bit rate

reconstructed image
transform domain
compression efficiency
video encoding
selection algorithm
dct coefficients
motion compensated
bit plane
low complexity
image data