Detection of motion vector based video steganography.
Arijit SurSista Venkat Madhav KrishnaNilkanta SahuShuvendu RanaPublished in: Multim. Tools Appl. (2015)
Keyphrases
- motion vectors
- video sequences
- video data
- motion estimation
- motion compensation
- video coding
- motion estimation algorithm
- reference frame
- frame interpolation
- block matching
- compressed domain
- macroblock
- bit rate
- video analysis
- motion field
- computational complexity
- video content
- multimedia
- error concealment
- motion compensated frame interpolation
- event detection
- video frames
- video compression
- video streams
- high definition
- pixel domain
- block size
- search range
- prediction error
- video surveillance
- motion compensated
- video shots
- coding efficiency
- image sequences
- real time
- frame rate
- high quality
- image data
- image quality