Blind PSNR Estimation of Video Sequences, Through Non-uniform Quantization Watermarking.
Tomás BrandãoTiago Rosa Maria Paula QueluzPublished in: ICIAR (1) (2006)
Keyphrases
- video sequences
- watermark extraction
- digital image watermarking scheme
- bit rate
- quantization step
- image compression
- watermarking scheme
- watermark embedding
- digital images
- estimation algorithm
- blind image restoration
- computational complexity
- inter frame
- copyright protection
- image quality
- frame rate
- visual quality
- reconstructed image
- motion vectors
- lossy image compression
- motion estimation
- video camera
- multiscale
- quantization error
- data hiding
- moving objects
- image reconstruction
- facial expressions
- image data