Hardware optimizations of variable block size Hadamard transform for H.264/AVC FRExt.
Zhenyu LiuDongsheng WangTakeshi IkenagaPublished in: ICIP (2009)
Keyphrases
- variable block size
- hadamard transform
- motion estimation
- transform domain
- macroblock
- motion estimator
- block size
- estimation algorithm
- inter frame
- quadtree
- coding efficiency
- video codec
- video coding standard
- motion vectors
- video coding
- spatial domain
- motion compensation
- motion compensated
- bit rate
- image sequences
- rate distortion
- video compression
- motion field
- motion model
- video sequences
- intra prediction
- elimination algorithm
- block matching
- variable length
- computational complexity
- data structure
- reference frame
- optical flow
- motion estimation algorithm
- computer vision
- differential pulse code modulation
- frame rate
- multiresolution
- three dimensional
- image processing