Detection and localization of inter-frame forgeries in videos based on macroblock variation and motion vector analysis.
Jamimamul BakasRuchira NaskarSambit BakshiPublished in: Comput. Electr. Eng. (2021)
Keyphrases
- macroblock
- motion vectors
- inter frame
- video sequences
- motion estimation
- bit rate
- video coding
- rate distortion
- video frames
- reference frame
- coding efficiency
- compressed domain
- motion compensation
- bitstream
- error concealment
- transform domain
- video coding standard
- video compression
- video data
- intra frame
- rate control
- motion field
- block size
- motion estimation algorithm
- selection algorithm
- error propagation
- block matching
- motion compensated prediction
- compressed video
- rate distortion optimization
- video quality
- prediction error
- intra prediction
- video analysis
- subband
- coding method
- motion compensated
- compression efficiency
- visual quality
- image quality
- variable block size
- digital video
- video codec
- image sequences
- video content
- low complexity
- bit allocation
- moving objects
- computational complexity
- coding scheme
- high definition
- image coding
- mode selection