[PD] bit operations on samples

Greg gkjoyce at gmail.com
Fri Nov 16 02:52:48 CET 2007

Any ideas on how to directly modify bits in audio files?  I've tried
using a combination of soundfiler with -raw and the bit stuff in expr
but no dice.  basically i'm trying to get at the least significant bit
for the purposes of a watermark/ steganography prototyper.

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