How to recompress a JPEG crypto-compressed image?
Vincent ItierWilliam PuechPublished in: Media Watermarking, Security, and Forensics (2017)
Keyphrases
- compressed images
- image compression
- image transmission
- visual quality
- compression ratio
- discrete cosine transform
- dct domain
- jpeg images
- compression rate
- bitstream
- compressed domain
- blocking effect
- image quality measures
- jpeg compressed images
- dct coefficients
- low bit rate
- blocking artifacts
- reconstructed image
- image resizing
- compression algorithm
- post processing
- image quality
- transform domain
- compressed data
- bit rate