[PlanetCCRMA] audio to midi?

[Paul Coccoli]

On 10/24/06, jonathan segel <jsegel@magneticmotorworks.com> wrote:
>
> On Oct 24, 2006, at 3:43 PM, Martin Tarenskeen wrote:
>
> > On Tue, 24 Oct 2006, jonathan segel wrote:
> >
> >> hey all, are there any audio to midi converters available on linux? i
> >
> > Audio-to-Midi conversion is a job that is close to impossible.
> > Trying it anyway is an interesting exercise for programmers and
> > technicians. But if you want to do musically useful things with it:
> > forget it. It's practically impossible to convert complex audio
> > material into MIDI. The best way (in my view the ONLY way) to
> > convert Audio to MIDI is the musicians way: Listen to the audio
> > track many times, reconstruct the score note by note using trained
> > ears, enter it in a sequencer, and save it as MIDI file.
>
> actually that's not what i'm after. i'm after the imperfections that
> an impossible process spits out. much more interesting.
>

Try aubio (not in the planet - google it).  Use aubionotes.  You'll
get imperfections.

I've only tried it on bass guitar; you don't mention your source
material.  My results pretty much sound like randomly generated music.