Conversion between DCT coefficients and it coefficients in the compressed domain for H.263 to H.264 video transcoding.
Kai-Tat FungWan-Chi SiuPublished in: ICIP (3) (2005)
Keyphrases
- compressed domain
- video transcoding
- dct coefficients
- dct domain
- block dct
- bitstream
- video analysis
- motion vectors
- macroblock
- jpeg images
- wavelet coefficients
- video objects
- compressed video
- inter frame
- bit rate
- image blocks
- video coding
- reference frame
- image processing
- transform domain
- discrete cosine transform
- post processing
- motion estimation
- feature extraction