A new encryption-then-compression algorithm using the rate-distortion optimization.
Chuntao WangJiangqun NiQiong HuangPublished in: Signal Process. Image Commun. (2015)
Keyphrases
- compression algorithm
- rate distortion optimization
- bitstream
- bit rate
- coding method
- compression ratio
- bit allocation
- rate distortion
- video coding
- macroblock
- inter frame
- image compression
- low bit rate
- coding efficiency
- rate control
- error resilient
- video quality
- compression scheme
- visual quality
- coding scheme
- image quality
- motion vectors
- video transmission
- subband
- computational complexity
- compressed domain
- jpeg images
- video compression
- error resilience
- motion compensated
- intra prediction
- compressed video
- motion compensation
- error propagation
- video codec
- lossy compression
- bit plane
- intra frame
- video sequences
- motion estimation
- wavelet transform
- video streaming
- lossless compression
- frame rate
- transform domain
- error concealment
- vector quantization
- image sequences
- mode decision
- multiscale
- high frequency
- low complexity