Requantization Transcoding in Pixel and Frequency Domain for Intra 16x16 in H.264/AVC.
Jan De CockStijn NotebaertPeter LambertDavy De SchrijverRik Van de WallePublished in: ACIVS (2006)
Keyphrases
- frequency domain
- dct domain
- spatial domain
- video transcoding
- intra coding
- dct coefficients
- low frequency
- transform domain
- fourier transform
- bitstream
- spectral signatures
- compressed domain
- video encoder
- video streams
- image blocks
- macroblock
- video codec
- power spectrum
- subband
- feature extraction
- cross correlation
- motion vectors
- discrete cosine transform
- filter bank
- jpeg images
- denoising
- bit rate
- fast fourier transform
- low complexity
- compressed video
- spectrum analysis
- data hiding
- low pass
- video coding
- input image
- coding efficiency
- video quality
- human visual system
- coding scheme
- face recognition
- power spectra
- computer vision
- distributed video coding
- mode decision
- rate distortion
- image processing