On 12/21/2011 03:34 AM, Tristan Matthews wrote: > You might find some inspiration in sndpeek: > http://soundlab.cs.princeton.edu/software/sndpeek/ Wow. very neat! I did not know about this project. Do you have contact w/ upstream? It requires a few additional header includes (stdlib, stdio; for abs() and sprintf()) to compile with recent gcc. robin