Fast thumbnail generation in integer DCT domain for H.264/AVC.
Myounghoon KimHoonjae LeeSanghoon SullPublished in: IEEE Trans. Consumer Electron. (2011)
Keyphrases
- dct domain
- compressed domain
- video transcoding
- spatial domain
- dct coefficients
- transform domain
- macroblock
- video encoder
- bitstream
- post processing
- pixel domain
- quantization step
- digital video
- human visual system
- video analysis
- compressed images
- discrete cosine transform
- video codec
- video coding
- motion vectors
- bit rate
- blocking artifacts
- rate distortion
- low complexity
- video encoding
- low frequency
- frequency domain
- reference frame
- inter frame
- compression algorithm
- video streams
- high frequency
- image quality
- preprocessing
- multimedia
- image blocks
- motion compensation
- image compression
- low level