DCT-domain spatial transcoding using generalized DCT decimation.
Yuh-Ruey LeeChia-Wen LinPublished in: ICIP (1) (2005)
Keyphrases
- dct domain
- dct coefficients
- spatial domain
- transform domain
- discrete cosine transform
- post processing
- digital video
- compressed domain
- human visual system
- compressed images
- blocking artifacts
- video transcoding
- quantization step
- low pass filtering
- frequency domain
- image resizing
- jpeg compressed images
- reference frame
- low frequency
- jpeg images
- motion estimation
- watermark detection
- pixel domain
- jpeg compression
- video data
- multiresolution
- multiscale