Double Compression Detection in MPEG-4 Videos Based on Block Artifact Measurement with Variation of Prediction Footprint.
Peisong HeTanfeng SunXinghao JiangShilin WangPublished in: ICIC (3) (2015)
Keyphrases
- video signals
- video sequences
- prediction accuracy
- object detection
- multi modal fusion
- multimedia
- shape coding
- predictive coding
- endoscopic video
- prediction error
- video frames
- image compression
- detection algorithm
- video objects
- compressed video
- compression standards
- video data
- jpeg images
- data compression
- video content
- block size
- dct coefficients
- lossless compression
- intra coding
- compressed domain
- fractal compression
- compression ratio
- compression algorithm