On Requantization in Intra-Frame Video Transcoding with Different Transform Block Sizes.
Jens BialkowskiMarcus BarkowskyAndré KaupPublished in: MMSP (2005)
Keyphrases
- block size
- inter frame
- dct domain
- bit rate
- compressed domain
- macroblock
- motion vectors
- motion estimation
- video sequences
- reference frame
- video frames
- quadtree
- rate distortion
- video coding
- prediction error
- dct coefficients
- visual quality
- video coding standard
- coding efficiency
- subband
- coding method
- transform domain
- spatial domain
- image quality
- video codec
- rate control
- image blocks
- bitstream
- post processing
- video quality
- data structure
- low bit rate
- high quality
- computational complexity
- compression efficiency
- motion field
- video data
- digital images
- image data
- multiresolution
- multiscale