DCT-based video downscaling transcoder using split and merge technique.
Kai-Tat FungWan-Chi SiuPublished in: IEEE Trans. Image Process. (2006)
Keyphrases
- pixel domain
- dct domain
- compressed video
- video transcoding
- dct coefficients
- mpeg video
- compressed domain
- transform domain
- bitstream
- spatial domain
- discrete cosine transform
- video streams
- encoding process
- video conferencing
- bit rate
- video content
- motion vectors
- digital video
- post processing
- video data
- image compression
- video delivery
- video frames
- video sequences
- low complexity
- super resolution
- quality degradation
- error propagation
- multimedia
- image data
- macroblock
- video transmission
- human visual system
- key frames
- fractal image compression
- real time video
- inter frame
- video encoding
- rate distortion
- event detection
- video analysis
- multiresolution
- feature vectors
- video quality