IH
1998
Springer
13 years 8 months ago
1998
Springer
We describe a steganographic system which embeds secret messages into a video stream. We examine the signal path which typically includes discrete cosine transformation (DCT) based...
ICBA
2004
Springer
13 years 10 months ago
2004
Springer
A MPEG-4 compressed domain video watermarking method is proposed and its performance is studied at video bit rates ranging from 64 Kb/s to 900 Kb/s. The watermark is inserted by mo...