Estimating Laplacian Parameters of DCT Coefficients for Requantization in the Transcoding of MPEG-2 Video.
Hani SorialWilliam E. LynchAndré VincentPublished in: ICIP (2000)
Keyphrases
- compressed domain
- mpeg video
- dct domain
- dct coefficients
- motion vectors
- video analysis
- discrete cosine transform
- transform domain
- bitstream
- inter frame
- post processing
- video objects
- low frequency
- macroblock
- spatial domain
- human visual system
- face recognition
- watermarking algorithm
- coding scheme
- high frequency
- image blocks
- image compression
- denoising