Lossless Recompression of JPEG Images Using Transform Domain Intra Prediction.
Chentian SunXiaopeng FanDebin ZhaoPublished in: IEEE Trans. Image Process. (2023)
Keyphrases
- transform domain
- jpeg images
- intra prediction
- macroblock
- discrete cosine transform
- bit rate
- lossy compression
- video coding standard
- dct coefficients
- spatial domain
- rate distortion
- dct domain
- video coding
- coding efficiency
- motion vectors
- low bit rate
- compressed domain
- lossless compression
- inter frame
- bitstream
- video compression
- image quality
- jpeg compression
- motion estimation
- reference frame
- visual quality
- subband
- error propagation
- video codec
- video quality
- image compression
- compressed images
- distributed video coding
- selection algorithm
- computational complexity
- compressed video
- frequency domain
- error concealment
- coding method
- quadtree
- reconstructed image
- wavelet domain
- compression ratio
- video sequences
- image blocks
- prediction error
- filter bank
- digital images
- high quality
- video transmission
- post processing
- motion compensated
- motion compensation
- image processing