Block-layer optimal bit allocation based on constant perceptual quality.
Chao WangXuanqin MouLei ZhangPublished in: Visual Information Processing and Communication (2012)
Keyphrases
- perceptual quality
- bit allocation
- image compression
- rate distortion
- video quality
- bit rate
- visual quality
- video compression
- image quality
- video coding
- rate control
- low bit rate
- human perception
- image quality assessment
- vector quantizer
- human visual system
- quality measures
- vector quantization
- macroblock
- quality assessment
- computer vision
- compression algorithm
- quality metrics
- structural similarity
- subband
- motion estimation
- reconstructed image
- bitstream
- motion vectors
- packet loss
- transform domain
- dct coefficients
- video sequences