search for: 471fcf26

Displaying 2 results from an estimated 2 matches for "471fcf26".

2005 Oct 25
1
Steganographic extension to Speex
...See also: http://www.ifsr.de/~bjoern/gpg/key.html -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 251 bytes Desc: OpenPGP digital signature Url : http://lists.xiph.org/pipermail/speex-dev/attachments/20051025/471fcf26/signature-0001.pgp
2005 Oct 14
2
Steganographic extension to Speex
Hello kind developers, I am planning on creating a steganographic extension for speex/CELP. Since speex/CELP is lossy, there should be quite many bits that one can use for hiding data. I'm familiar with the principles of CELP (two filter loops, one for pitch, the other for formants, let the raw speech frame run through those filter loops, take residue signal, map it on a codebook entry,