Methods and Apparatuses for Removal of Steganograpy Message from Media Content

摘要

Methods and apparatuses to remove watermarks and other steganography messages embedded in media contents, and render the said hidden information un-detectable by its intended receivers.

主权项

1. A method of processing input audio content to create output audio content, comprising:
1A. provided such input audio may contain hidden information sequentially embedded; 1B. providing input audio comprising analog or digital data laid out in a time sequence; 1C. obtaining from input audio small slices of audio each of very short time duration; 1D. sequence of the slices of audio data is scrambled, with some slices removed, replicated, swapped, moved, averaged, or otherwise altered; 1E. resulting audio slices are smoothly joined to construct a new audio content; 1F. new audio content is stored in a storage medium, or delivered to a receiver.