A separable reversible data hiding scheme for encrypted JPEG bitstreams.
Jen-Chun ChangYi-Zhi LuHsin-Lung WuPublished in: Signal Process. (2017)
Keyphrases
- compressed domain
- bitstream
- compression algorithm
- compression rate
- bit plane
- bit rate
- image compression
- bit planes
- compressed images
- reversible data hiding
- bit allocation
- coding method
- locally adaptive
- compression ratio
- data hiding
- image coding
- jpeg images
- lossy compression
- low bit rate
- dct coefficients
- lossless compression
- visual quality
- jpeg compression
- discrete cosine transform
- rate distortion
- dct domain
- macroblock
- video quality
- video compression
- coding scheme
- video coding
- video analysis
- reconstructed image
- error concealment
- video transmission
- motion vectors
- computational complexity