A triple-layer steganography scheme for low bit-rate speech streams.
Shufan YanGuangming TangYifeng SunZhanzhan GaoLiuqing ShenPublished in: Multim. Tools Appl. (2015)
Keyphrases
- low bit rate
- video coding scheme
- bit rate
- image compression
- adaptive quantization
- video compression
- visual quality
- coding method
- rate distortion optimized
- image quality
- jpeg images
- video conferencing
- video encoder
- compression algorithm
- shape coding
- rate distortion
- macroblock
- data embedding
- transform domain
- image processing
- audio visual
- bitstream
- optical flow