Lossless re-encoding of JPEG images using block-adaptive intra prediction.
Ichiro MatsudaYukio NomotoKei WakabayashiSusumu ItohPublished in: EUSIPCO (2008)
Keyphrases
- jpeg images
- intra coding
- intra prediction
- dct coefficients
- mode decision
- lossy compression
- discrete cosine transform
- image compression
- bit rate
- coding efficiency
- video coding standard
- macroblock
- dct domain
- video compression
- jpeg compression
- coding method
- compression algorithm
- low bit rate
- compressed images
- prediction mode
- video coding
- spatial correlation
- transform domain
- compressed domain
- compression ratio
- lossless compression
- video transmission
- wavelet transform
- image processing
- data hiding
- video conferencing
- reconstructed image
- feature vectors