A fast algorithm for DCT-domain inverse motion compensation based on shared information in a macroblock.
Junehwa SongBoon-Lock YeoPublished in: IEEE Trans. Circuits Syst. Video Technol. (2000)
Keyphrases
- macroblock
- motion compensation
- dct domain
- motion vectors
- video coding
- video compression
- dct coefficients
- compressed domain
- motion estimation
- transform domain
- motion compensated
- bit rate
- motion field
- rate distortion
- video sequences
- coding efficiency
- reference frame
- video coding standard
- block matching
- compressed images
- video transcoding
- rate control
- video data
- image blocks
- motion compensated prediction
- inter frame
- spatial domain
- mode decision
- bitstream
- low bit rate
- error resilience
- video coder
- image sequences
- computational complexity
- intra prediction
- bit allocation
- video codec
- blocking artifacts
- block size
- compression efficiency
- variable block size
- optical flow
- digital video
- selection algorithm
- discrete cosine transform
- subband
- compression algorithm
- video quality
- computer vision