Hi Alexendre. Just wondering do you reverse engineer with raw python or do you use some framework like Construct? http://construct.wikispaces.com/ Rustom On Fri, Dec 10, 2010 at 12:24 AM, Alexandre Prokoudine <alexandre.prokoudine@xxxxxxxxx> wrote: > Hello lists :) > > First, an introduction. Within the context of this mail I'm > representing re-lab -- a small project [1] that does a dirty job > developers usually try to avoid -- reverse-engineering file formats > that have no publicly available specs. Our primary goal is helping dev > teams and therefore end-users to support legacy data. > > We started with Corel DRAW back in 2007 (supported by Inkscape, sK1 > and UniConvertor now), continued with painting dynamics in Photoshop > brushes (supported by Krita in SVN trunk) and Photoshop gradients > (supported by SwatchBooker), and now we arrive to audio domain. > > A while ago we asked Ardour team if they wanted some file formats > reverse-engineered. Paul named a couple of such file formats, > including REX2 audio loops [2]. > > Since we are (at least pretend to be) nice guys, we started with > mailing Propellerhead, but they never replied (only to be expected, > given their track record re open source teams). Well, something had to > be done about that, eh? So we started looking into things. > > Initial version of Python scripts that parse .rx2 files and dump stuff > to stdout is already available [3]. This is exactly what deliver in > the end: Python scripts for parsing and a specification that explains > what every chunk does. > > Now here is what we need. All we have right now is a bunch of .rx2 > files that I got with my Focusrite Saffire Pro24 and bundled software. > It's good for a start, but for proper r-e we need introducing small > changes to files and seeing what's changed. So we need someone with a > licensed copy of ReCycle and some spare time on his/her hands to help > us figuring things out. > > Demo version of ReCycle works fine in WINE, but saving and loading > arbitrary files is impossible. We really do not want dealing with > pirated copies, because, again, we do our best to be nice guys. > > And since we do it not just for fun, but for actual results, we'd be > glad if developers of other applications (FreeCycle and Smasher are > the first I can think of) implemented support for REX2. > > Coincidentally we are also interested in people who are good at audio > compression algorithms. *cough* Monty *cough* :) > > By the way, usually I don't read both l-a-u and l-a-d lists, so after > a while (a week maybe) I'll turn off delivery of mails, which means > you probably want using Reply to All button in your mail client of > choice. > > [1] http://gitorious.org/re-lab/ > [2] http://en.wikipedia.org/wiki/REX2 > [3] http://gitorious.org/re-lab/audio > > Alexandre Prokoudine > http://libregraphicsworld.org > _______________________________________________ > Linux-audio-user mailing list > Linux-audio-user@xxxxxxxxxxxxxxxxxxxx > http://lists.linuxaudio.org/listinfo/linux-audio-user > _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/listinfo/linux-audio-user
