Adaptive Watermarking of Color Images in the DCT Domain.
Ibrahim NasirJianmin JiangStanley S. IpsonPublished in: SIGMAP (2010)
Keyphrases
- dct domain
- color images
- watermark detection
- video watermarking
- post processing
- dct coefficients
- human visual system
- transform domain
- digital video
- spatial domain
- gray scale
- discrete cosine transform
- image processing
- compressed images
- low pass filtering
- quantization step
- compressed domain
- reference frame
- jpeg images
- image watermarking
- spread spectrum
- data hiding
- watermarking algorithm
- macroblock
- wavelet domain
- digital images
- feature extraction
- image sequences