Visual quality control for perceptual video encryption with multiple transforms.
Siu-Kei Au YeungBing ZengPublished in: CHINACOM (2012)
Keyphrases
- visual quality
- perceptual quality
- perceptual distortion
- human visual system
- image quality
- high frequency
- bit rate
- human visual perception
- low bit rate
- subjective quality
- peak signal to noise ratio
- quality metrics
- reconstructed image
- compressed images
- contrast sensitivity
- quality assessment
- error concealment
- signal noise ratio
- video quality assessment
- rate control
- video data
- video sequences
- contrast enhancement
- rate distortion
- just noticeable distortion
- image quality assessment
- locally adaptive
- video content
- visual information
- rate control algorithm
- video coding
- visual features