Motion vector based video steganography using homogeneous block selection.
Shuvendu RanaRohit KamraArijit SurPublished in: Multim. Tools Appl. (2020)
Keyphrases
- motion vectors
- video sequences
- video data
- block matching
- block size
- motion estimation
- motion compensation
- block matching algorithm
- video coding
- neighboring blocks
- overlapped block motion compensation
- intra frame
- macroblock
- search range
- motion estimation algorithm
- jpeg images
- motion field
- compressed domain
- video content
- video streams
- video frames
- reference frame
- frame interpolation
- inter frame
- computational complexity
- error concealment
- digital video
- bit rate
- video compression
- motion compensated frame interpolation
- multimedia
- video analysis
- compressed video
- image sequences
- prediction error
- dct coefficients
- frame rate
- motion compensated
- high definition
- key frames
- coding efficiency
- real time
- blocking artifacts
- video quality
- low complexity
- video signals
- variable block size
- motion model
- image compression