Re: [PD] [PD-announce] collaboration Belgium

2012-03-07 Thread Ludwig Maes
Hi, I live in G(h)ent! could you give some more details about what the project is about? On 7 March 2012 16:00, Joe Higham joehig...@hotmail.com wrote: Hi everyone (or nearly everyone), I'm looking for someone to collaborate with on a project for April (2012 of course), here in Belgium. I

Re: [PD] Equal-power crossfade?

2012-02-06 Thread Ludwig Maes
Make sure to use the interval 0 - Pi/2, panning beyond will only crossfade back and forth On 6 February 2012 15:29, Jaime Oliver jaime.oliv...@gmail.com wrote: Here's an argument for plain linear crossfade. I get power boosts with cosine crossfades... best, J On Mon, Feb 6, 2012 at 8:53

Re: [PD] number to fractions external?

2011-12-16 Thread Ludwig Maes
If you guys 'd done your math, you'd know there is an ancient algorithm for approximating numbers by fractions and its called continued fractions. On 16 December 2011 18:38, Lorenzo Sutton lorenzofsut...@gmail.com wrote: On 16/12/11 16:05, Alexandre Torres Porres wrote: looks like a job for

[PD] Variable number of objects?

2011-09-28 Thread Ludwig Maes
Im not sure what the best way is to instantiate variable number of objects, for example consider polysynth.pd: Theres a fixed number of manually placed voices, suppose I want to have the top patch to contain a counter through which one may increase or decrease the number of voices, how would I go

[PD] Fwd: Variable number of objects?

2011-09-28 Thread Ludwig Maes
-- Forwarded message -- From: Ludwig Maes ludwig.m...@gmail.com Date: 28 September 2011 19:29 Subject: Re: [PD] Variable number of objects? To: Ingo i...@miamiwave.com I actually meant more in general, also for non-~ signals (i.e. also control rate .pd patches). I referred

Re: [PD] Variable number of objects?

2011-09-28 Thread Ludwig Maes
Perhaps better rephrased: how does one use arrays of .pd objects? or variable length vectors/lists? On 28 September 2011 19:29, Ludwig Maes ludwig.m...@gmail.com wrote: -- Forwarded message -- From: Ludwig Maes ludwig.m...@gmail.com Date: 28 September 2011 19:29 Subject: Re

[PD] how to tell poly object release time?

2011-08-11 Thread Ludwig Maes
to make the poly object more compatible with the ADSR philosophy, it would be nice if you could tell poly the release time (after note-offs) to keep a voice free if its possible. ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -

[PD] Versioning for patches?

2011-08-07 Thread Ludwig Maes
Hi is there some git project or similar for versioning of patches? ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management - http://lists.puredata.info/listinfo/pd-list

[PD] stuff/synth

2011-08-06 Thread Ludwig Maes
Hi, ive been playing around with the synth in the stuff folder and noticed some mistakes/strange manipulations, the weird thing is that it works out of the box. Originally I considered it as a serious example, but since certain things dont work properly or are strange I thought perhaps this was

[PD] pd message order?

2011-08-03 Thread Ludwig Maes
so standard objects have right to left ordering of outlet processing, but what about send and receive for messages? if multiple objects receive for the same name, which one gets it first? is there a triggerlike object for messages, or should I send multiple messages each with a differentiated tag

Re: [PD] Need Help Understanding pack

2011-02-10 Thread Ludwig Maes
Here in belgium, in dutch, we also say other right/left, but since french is one of our languages, that could be the origin, on the other hand I dont really believe its language related: from inside a head your left eye is not the same as from outside the head (like face culling in OpenGL,...).

Re: [PD] optimizing big patches

2011-01-10 Thread Ludwig Maes
wow, I always felt message passing was unnecessarily expensive but I didnt realise message passing was that expensive! I seriously think it would be good to have a pd front end for gcc, a few of us should take the time to learn GIMPLE and implement a compile menu item to compile

Re: [PD] change in compression detection

2011-01-10 Thread Ludwig Maes
Or more generally, watch the histogram of samples On 10 January 2011 11:09, Roman Haefeli reduz...@gmail.com wrote: On Sun, 2011-01-09 at 20:26 -0500, Mathieu Bouchard wrote: On Mon, 10 Jan 2011, ~E. wrote: I'm searching how i can detect the change in the compression of an audio signal.

[PD] Helmholtz Motion Verifier

2010-12-11 Thread Ludwig Maes
How would one (and how hard or easy would it be) write a patch which does the following: Instruct the user to play a sustained note on the violin; then give feedback about how accurate Helmholtz motion is achieved; Could we measure how short the transient takes from nonHelmholtz motion to

Re: [PD] Helmholtz Motion Verifier

2010-12-11 Thread Ludwig Maes
ratio of close to 2:3 but not exactly 2:3 (i.e. equal temperament), also modelock to the just(=pythagorean/integer ratio) interval 2:3? would the one out of 2 slips on one string be simultaneous with one out of 3 slips on the other? On 11 December 2010 20:29, Ludwig Maes ludwig.m...@gmail.com wrote

Re: [PD] Osc phase and number of periods for subsonic touch-music

2010-12-08 Thread Ludwig Maes
Could you be more specific, im not sure I entirely understand the problem... On 8 December 2010 08:32, Daniel K. konarsonarsmo...@gmail.com wrote: I'm working on re-realizing a piece I wrote for subwoofer that is meant to be felt by touching the speaker cone instead of hearing it. This is done

Re: [PD] pd-pidip into Debian

2010-12-03 Thread Ludwig Maes
The processor running Pd must not be inside the vacuum cleaner, so we can still use his precious code :) as long as the processor blows its OK i guess... On 4 December 2010 02:40, João Pais jmmmp...@googlemail.com wrote:  From now on I refuse to allow my code to be used in anything that sucks.

[PD] HHT HilbertHuangTransform objects in Pd?

2010-11-15 Thread Ludwig Maes
I was wondering if somebody made HHT objects in Pd like: [EMD x], splitting a signal in IMF (intrinsic mode) functions...? How hard would it be to implement? Greetings! ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -

Re: [PD] HHT HilbertHuangTransform objects in Pd?

2010-11-15 Thread Ludwig Maes
I even mean a third algorithm... I am focused more the empirical mode decomposition put forward by Huang, ... after splitting the signal in IMFs they are individually analyzed by Hilbert transform, or other time frequency transform of choice... Im more looking to EMD, but I just found some matlab

Re: [PD] Non-Linear Quantization / Bitcrush

2010-11-02 Thread Ludwig Maes
could you give examples of idealized input and output for cases 1-4? im not sure I understand what exactly you want... interested greetings! Ludwig On 1 November 2010 13:09, brandon zeeb zeeb.bran...@gmail.com wrote: Hey All, I've been burning my brain over this issue lately and I can't seem

Re: [PD] Non-Linear Quantization / Bitcrush

2010-11-02 Thread Ludwig Maes
is any floor or the like... have fun! ps: in your example: q=q0-k*a with for example q(0)=0.001 and q(0.8)=0.0001: q:=0.001-0.0009/0.8*a then f=2558.427881-.11*ln(10.-9.*a) and inverse=easy On 2 November 2010 19:20, Ludwig Maes ludwig.m...@gmail.com wrote: This is pretty easy actually, I

Re: [PD] Non-Linear Quantization / Bitcrush

2010-11-02 Thread Ludwig Maes
The reason you use the inverse is so that the amplitude remains the same albeit quantized. The reason we use another function before flooring is to distritube the floor levels.But afterwards we need to bring the values back to their original place On 2 November 2010 19:37, Ludwig Maes ludwig.m

Re: [PD] Non-Linear Quantization / Bitcrush

2010-11-02 Thread Ludwig Maes
And we want f' to be 1 (integer step) / (per) quantization size (for that amplitude) On 2 November 2010 19:41, Ludwig Maes ludwig.m...@gmail.com wrote: The reason you use the inverse is so that the amplitude remains the same albeit quantized. The reason we use another function before flooring

Re: [PD] Non-Linear Quantization / Bitcrush

2010-11-02 Thread Ludwig Maes
Watch out in my numeric example, I was a bit careless and the q I chose continues to increase for more and more negative amplitudes! On 2 November 2010 19:44, Ludwig Maes ludwig.m...@gmail.com wrote: And we want f' to be 1 (integer step) / (per) quantization size (for that amplitude) On 2

[PD] IPA Vowel space analyzer

2010-10-28 Thread Ludwig Maes
Hi, I was wondering how one would locate a vowel in the IPA vowel quadrangle using pd... Of course I would expect the corners of the vowel to depend on individual characteristics, but I dont know where to start. Anyone any ideas? Greetings, Ludwig ___

Re: [PD] PureData to C/C++ language

2010-09-28 Thread Ludwig Maes
As I said, I am no expert at all in this, but I can explain what motivated me to make these specific remarks, and express my beliefs or doubts: On 28 September 2010 19:35, Mathieu Bouchard ma...@artengine.ca wrote: On Mon, 27 Sep 2010, Ludwig Maes wrote: I think that if we could write a Pd

Re: [PD] PureData to C/C++ language

2010-09-27 Thread Ludwig Maes
I think that if we could write a Pd = GIMPLE converter (hence a Pd frontend) for gcc, that gcc could do quite a lot of optimization for us. I could be wrong but I have the impression that every message between Pd objects is sent as an abstracted structure and not optimized for architecture to the

Re: [PD] what happen to Pd on June 8th?

2010-09-16 Thread Ludwig Maes
interesting indeed, somebody might have posted a cool puredata tutorial on youtube? or ... On 17 September 2010 00:16, Hans-Christoph Steiner h...@at.or.at wrote: I was just looking at the Pd-extended download stats and there was a huge spike on June 8th and 9th of this year, from about 300 a

[PD] FIR~ convolution array length bug

2010-08-22 Thread Ludwig Maes
The FIR~ object apparently only allows convolution lengths =3, I couldnt get it to work with length 2. probably some offset problem? or hardcoded assumption that it will be longer than 2? Greetings, Ludwig ___ Pd-list@iem.at mailing list UNSUBSCRIBE