Real time data hiding by exploiting the IPCM macroblocks in H.264/AVC streams.
Spyridon K. KapotasAthanassios N. SkodrasPublished in: J. Real Time Image Process. (2009)
Keyphrases
- data hiding
- compressed video
- macroblock
- bit rate
- rate distortion
- video coding
- bitstream
- error correction
- rate control
- spatial domain
- video codec
- compressed domain
- high capacity
- variable block size
- motion estimation
- video streams
- reversible data hiding
- motion vectors
- computational complexity
- error propagation
- data embedding
- error concealment
- inter frame
- video transmission
- intra frame
- base layer
- secret data
- data hiding scheme
- error diffusion
- video quality
- low complexity
- watermarking technique
- coding efficiency
- transform domain
- video compression
- quadtree
- visual quality
- optical flow