A new reversible watermarking scheme using the content-adaptive block size for prediction.
Hongchang ZhengChuntao WangJunxiang WangShijun XiangPublished in: Signal Process. (2019)
Keyphrases
- block size
- watermarking scheme
- reversible watermarking
- prediction error
- inter frame
- bit rate
- motion vectors
- jpeg compression
- digital watermarking
- video sequences
- multimedia
- watermarking method
- copyright protection
- macroblock
- error correction
- quadtree
- watermark embedding
- rate distortion
- motion estimation
- spread spectrum
- video coding
- metadata
- watermarking algorithm
- multimedia content
- bitstream
- visual quality
- reference frame