IWDW
2004
Springer
13 years 10 months ago
2004
Springer
Video transcoding technology is useful for seamless video service to guarantee quality of service (QoS). But video transcoding would distort the watermark signal embedded in the vi...
ICICS
2005
Springer
13 years 10 months ago
2005
Springer
A reversible watermarking algorithm with large capacity has been developed by applying the difference expansion of a generalized integer transform. In this algorithm, a watermark ...