Secure definition and secure capacity model of streaming-media information hiding

Aiming at the problem that the streaming-media information hiding has no universal theory model until now,the formal definition of perceptive transparency and statistical security were given based on elaborating secure principle of streaming-media information hiding using information theory and optimization techniques from the carrier of streaming-media characteristic.The relativity of hiding capacity and secure capacity were investigated,a secure capacity model of multi-hiding information channel based on streamingmedia was proposed,the covert multi-channel of streaming-media can be employed in parallel to achieve a nice hiding performance.