Partial encryption of compressed images and videos.
Howard ChengXiaobo LiPublished in: IEEE Trans. Signal Process. (2000)
Keyphrases
- compressed images
- image compression
- visual quality
- artifact reduction
- discrete cosine transform
- video sequences
- reconstructed image
- compression ratio
- dct domain
- compressed domain
- image reconstruction
- video analysis
- dct coefficients
- video frames
- video content
- bitstream
- compression algorithm
- spatial domain
- video data
- ground truth
- feature extraction