Re: [PD] convolution using pd-vanilla

2014-05-05 Thread katja
ing before FFT and after IFFT, and normalize. Pd's FFT routines assume x[0] at the start of the filter kernel, not at the center, so you have to rotate your zero phase filter kernel before taking it's Fourier Transform. Katja On Mon, May 5, 2014 at 8:49 PM, david medine wrote:

Re: [PD] SOLVED!!! Re: pitch to voltage SOLVED!!!

2014-04-30 Thread katja
object). Seems we're just lucky that it works this way, but oh how annoying it is to not understand your own patches. Katja On Wed, Apr 30, 2014 at 12:49 AM, Simon Iten wrote: > hi katja, > > i tried your patch and had a look at it. it’s beautifully programmed :-) so > skill

Re: [PD] SOLVED!!! Re: pitch to voltage SOLVED!!!

2014-04-29 Thread katja
peaking or singing the lowest notes in the range. Katja On Tue, Apr 29, 2014 at 7:58 PM, Simon Iten wrote: > katja, > > exactly! i filter the input based on the output of the pitch detection. i > used this for quite some time with my doublebass (but with a pickup per > string)

Re: [PD] SOLVED!!! Re: pitch to voltage SOLVED!!!

2014-04-29 Thread katja
. Are you planning to control filter cut off frequency with the pitch detection result? Did you already try that? I wonder how that could work at all, because the pitch result comes only after the adaptive filter. Katja On Tue, Apr 29, 2014 at 3:44 PM, Simon Iten wrote: > Katja thanks for y

Re: [PD] SOLVED!!! Re: pitch to voltage SOLVED!!!

2014-04-29 Thread katja
samples delay for [rpole~]. You get the integrator's maximum everytime. See attached patch. Of course it still counts integer number of samples. Upsampling would indeed improve accuracy. An upsampled signal needs filtering to remove spectral images, did you try that? Katja On Tue, Apr 29, 2014

Re: [PD] pd-double and libraries

2014-03-01 Thread katja
fully understand the code In short, the pd-double project is in coma because it was too ambitious for the available workforce. If it is to be reanimated, it would be better to develop a set of patch files for pd core and test extensively on all platforms where pd can run, before touching on externa

Re: [PD] pd-double program-suffix option

2014-03-01 Thread katja
Never tried a program suffix, at may not work at all but anyway pd-double will only start when it is installed. A local install using configure time prefix option is much recommended, see INSTALL.txt. By the way note that pd-double is based on pd 0.43 (vanilla) and unmaintained. Katja On Sat

Re: [PD] Bugs in Pd-Extended in Ubuntu LTS

2014-02-25 Thread katja
u I couldn't get PulseAudio to cooperate with Jack. Katja On Tue, Feb 25, 2014 at 9:33 PM, Pierre Massat wrote: > I just checked again and to to sum up I have three problems : > - errors with JACK (and instability), > - X crashes sometimes when typing stuff in an object box, > - a

Re: [PD] smooth random numbers

2014-02-23 Thread katja
for interpolation to 1024 points in one last step. Attached patch cubic_upsampling.pd shows the interpolation steps done on a sequence of random numbers. Katja #N canvas 143 79 708 617 10; #N canvas 328 438 667 277 stretch 0; #X obj 17 178 tabread4 \$0-ampsettings; #X obj 17 205 tabwrite \$0-stretche

Re: [PD] how to specify literals as type t_float

2014-02-11 Thread katja
would defy the purpose of Pd's own float type definition. Katja On Tue, Feb 11, 2014 at 6:39 AM, Miller Puckette wrote: > Hi Katya - > > I think there's no simpler way. On the other hand, for constants like > 0.125 and 2, it would be equivalent to say 0.125f, etc - but fo

[PD] how to specify literals as type t_float

2014-02-10 Thread katja
specifier. For single precision t_float, '(t_float)0.125' is equivalent to '0.125f'. I can't think of a disadvantage, but let me know if I overlooked something. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-manage

Re: [PD] New Blankets Pd Cali weekend (was) Re: It's too quiet in here

2013-11-28 Thread katja
click Media > Open Network Stream > tab Network - paste link in the network URL field and click Play Or alternatively, there's: http://www.youtube.com/watch?v=giJ-Ss6QRJo Katja On Fri, Nov 22, 2013 at 9:10 PM, Julian Brooks wrote: > Hey Katja, > > Good to hear. > >

Re: [PD] It's too quiet in here

2013-11-22 Thread katja
Julian, there's ton's of California Pd weekend video material (presentations, discussions, workshops, live performance) but it must be viewed, edited, compressed etcetera. I would expect that it will be available at newblankets.org in a while. Katja On Fri, Nov 22, 2013 at 10:15

Re: [PD] tanh() or a compressor?

2013-10-01 Thread katja
Hi Mario, Did you try [zexy/limiter~]? It's not so CPU-intensive. Isn't that what you want: only attenuate the sounds which exceed a limit, and leave the rest untouched? Katja On Tue, Oct 1, 2013 at 4:30 PM, Mario Mey wrote: > How does Pd or the soundcard outputs the signal

Re: [PD] alsa and jack on ARM/Wandbaord

2013-09-22 Thread katja
many unused options as possible in the ALSA mixer, in particular 'IEC958 Default PCM' (don't know if you have that option). That used to make the difference every time though I still don't know why. Katja On Sun, Sep 22, 2013 at 9:00 PM, Chris Clepper wrote: > I'

Re: [PD] compiling externals on ARM

2013-09-10 Thread katja
structure. Let's not conclude too early that the makefiles are at fault. Katja On Mon, Sep 9, 2013 at 6:29 PM, jo57 wrote: > I don't think it is clutter at all… I don't have one of these boards, but > I'd love to try them, and when I do, I'd love to come back to this &g

Re: [PD] compiling externals on ARM

2013-09-09 Thread katja
some home-brew externals and some externals from Pd-extended on RPi and PengPod amongst others. If it would build on Udoo too, we'd know a bit more. Katja On Mon, Sep 9, 2013 at 4:11 PM, Ali Momeni wrote: > Hello, > Looks like the Udoo is the same as the PengPod. > Is the PengPod so

Re: [PD] compiling externals on ARM

2013-09-09 Thread katja
ard with command uname -s? Katja On Mon, Sep 9, 2013 at 2:06 PM, Ali Momeni wrote: > > > hello all, > i'm working with a Udoo board (http://Udoo.org) > i've successfully compiled PureData 0.45 from miller's site; > i'm now trying to compile some of the externals i

Re: [PD] [PD-announce] pd 0.45 test release

2013-08-18 Thread katja
, Pd exits with 'Segmentation fault (core dumped)'. Katja On Sun, Aug 18, 2013 at 3:51 AM, Miller Puckette wrote: > Hi all, > > Pd 0.45-0test1 is now up on http://crca.ucsd.edu/~msp/software.htm > or via git from sourceforge: > git clone git://pure-data.git.sourceforge

Re: [PD] idea for simple technique for getting noise from signal

2013-08-14 Thread katja
operators for signal, [cyclone/bitxor~] amongst them. They can operate on floats as raw bit sequences, or convert the floats to integers first. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] Benefits of using an external soundcard?

2013-08-11 Thread katja
bought them from Digikey but it seems they're out of stock now, obsolete they say! They can still be found from other sources. Katja On Sun, Aug 11, 2013 at 4:37 AM, Mario Mey wrote: > Brian: I comment between lines: > > El 09/08/13 09:42, Brian Fay escribió: > > Is ther

Re: [PD] OT: another linux system question

2013-05-26 Thread katja
you want an ALSA mixer in the panel, install xfce4-mixer. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] OT: another linux system question

2013-05-26 Thread katja
hings are not available by default but can be installed, like manual CPU scaling. Overall, Xfce 'feels' the same as Gnome2: functional and reliable. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] [PD-dev] audio apis

2013-05-23 Thread katja
from Pd's Media menu are Alsa or Jack, and they both seem to steal the audio from Pulse... Katja On Thu, May 23, 2013 at 5:45 PM, Jonathan Wilkes wrote: > On 05/23/2013 10:15 AM, Charles Z Henry wrote: > > > > > On Thu, May 23, 2013 at 8:21 AM, Roman Haefeli wrote: >&g

Re: [PD] [PD-announce] LAC2013 starts now!

2013-05-11 Thread katja
Been enjoying the excellent stream three days long. It was great to 'be there', thanks! Katja On Thu, May 9, 2013 at 10:35 AM, IOhannes m zmölnig wrote: > Dear all, > > at 10:00am (in about 10 minutes), the Linux Audio Conference 2013 is > about to start. > > Ther

Re: [PD] [PD-dev] Rewriting a unified phasor / metro object for reading tables

2013-05-09 Thread katja
urrent Intel processors. ARM processors do branch predication, it could be efficient as well. You could try the code from here and put message triggers in the branches: https://github.com/pd-projects/pd-double/blob/master/src/d_osc.c Katja ___

Re: [PD] direct connection from pd to webrowser, low latency

2013-04-27 Thread katja
thing with FM is, it has zero latency. I got a LinexFM transmitter from here: http://www.linexfm.nl/ Rumors go that USA versions have higher transmission power than the ones sold in Europe. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-m

Re: [PD] direct connection from pd to webrowser, low latency

2013-04-26 Thread katja
Yeah, sending FUDI would be good. Or OSC. In case of synthesis, better send controller data instead of audio. In my case (sending processed acoustic audio input) that wouldn't work, but never mind. Katja On Fri, Apr 26, 2013 at 10:36 PM, Phil Stone wrote: > That's a fairly brill

Re: [PD] direct connection from pd to webrowser, low latency

2013-04-26 Thread katja
ng to this article: http://kokkinizita.linuxaudio.org/papers/adapt-resamp.pdf Katja On Thu, Apr 25, 2013 at 4:14 PM, o...@onyx-ashanti.com < onyxasha...@gmail.com> wrote: > Greetings! I hope all is well with you. I wanted to ask if i might gain > some of your insight on a project

Re: [PD] installing pd 32 bits in a 64 bit linux?

2013-04-02 Thread katja
atest greatest from nightly builds every now and then, so you have recent fixes. Katja On Mon, Apr 1, 2013 at 7:45 PM, Jm Jones wrote: > ok! so I will install PD 64 in my windows machine algo > > 2013/4/1 András Murányi : > > Howdy, > > another 64-bit guy here. My advice:

Re: [PD] Urban Schlemmer's Reverb Design (Weimar PDCon)

2013-03-16 Thread katja
st ask him. Katja On 3/15/13, chris clepper wrote: > List > > I rediscovered the presentation from the Weimar PdCon from Urban Schlemmer > on reverb design in Pd. The appendices list a set of abstractions and > objects from Schlemmer and others, but I have not found an online so

[PD] subnormal numbers explained

2013-03-13 Thread katja
. The article explains why subnormal numbers occur, and what can be done to eliminate or prevent them. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] pd-ext .43.4 debian squeezy wrong architecture

2013-03-11 Thread katja
Seems that the Jan 29 2012 build (Pd-E 0.43.4) is the latest which can be installed on Squeeze i386, newer ones for Squeeze i386 are actually amd64 according to gdebi (though I did not try 'm all of course). Katja On Mon, Mar 11, 2013 at 11:38 AM, katja wrote: > Hello, there

Re: [PD] pd-ext .43.4 debian squeezy wrong architecture

2013-03-11 Thread katja
Hello, there is still something wrong with the links to Pd-E for Squeeze i386. About 0.44 from 'latest' or nightly builds, gdebi says 'wrong architecture, amd64'. Katja On Sun, Feb 10, 2013 at 9:49 PM, João Pais wrote: > Ok. Btw, the version I just installed from that

Re: [PD] wireless audio from Pd to PA system (katja)

2013-03-06 Thread katja
or 1/1000 or less. What if we just accept the pitch difference? You would get playback speeds like 1.001 or 0.999, perfectly acceptable for my purpose at least. This would greatly simplify the task of resampling. Katja On 3/5/13, Charles Goyard wrote: > Hi, > > see if netjack fills the bill

Re: [PD] wireless audio from Pd to PA system (katja)

2013-03-04 Thread katja
Hi Chris, thanks for your advice. You're right, Chinese manufacturers are generally not supportive to open source, which is a pity as they are designing and producing most of the hardware today. Katja On Tue, Mar 5, 2013 at 6:43 AM, chris clepper wrote: > On Mon, Mar 4, 2013 at 6:41 P

Re: [PD] wireless audio from Pd to PA system (katja)

2013-03-04 Thread katja
ry this board for the receiver: https://www.olimex.com/Products/OLinuXino/A13/A13-OLinuXino-WIFI/ Otherwise, I would just be happy to have learned about ad hoc networks. This can come in handy for other purposes too, for example when synching Pd computers. Katja On Fri, Mar 1, 2013 at 9:34 PM, Phil

Re: [PD] wireless audio from Pd to PA system (katja)

2013-03-01 Thread katja
ask than receiving Pd audio and converting it to analog. Together the receiving device could be the size of a weight-watcher's lunch box, while at the transmitter side the computer's built-in stuff is used. Maybe I'm a bit naive here, anyway I'll report results from experiments. Katj

Re: [PD] wireless audio from Pd to PA system (katja)

2013-03-01 Thread katja
Found more info about TI's PurePath wireless. Latency of wireless transmission is 768 samples minimum. Added to this must be the latencies of ad/da conversion. http://e2e.ti.com/support/low_power_rf/f/382/t/110331.aspx Forget about it, this concept is only useful for home entertainment.

Re: [PD] wireless audio from Pd to PA system (katja) (Antoine Villeret)

2013-03-01 Thread katja
Thanks for the links, Rich. The Tranz system comes close, with their stereo channels. It's a pity they don't have a body pack. Oddly, the manufacturer doesn't supply any technical specs for these devices. Katja On Fri, Mar 1, 2013 at 1:08 PM, richard duckworth wrote: > h

Re: [PD] wireless audio from Pd to PA system (katja)

2013-03-01 Thread katja
this system can work with low latency it could be perfect for wireless Pd. Katja On Fri, Mar 1, 2013 at 11:41 AM, Antoine Villeret < antoine.ville...@gmail.com> wrote: > hello, > > those are good for what they have been designed for and it depends on what > you mean by "exe

[PD] wireless audio from Pd to PA system

2013-02-28 Thread katja
Does anyone use a satisfactory method in practice, to send audio from Pd without wires? Thanks, Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] denormals from [cyclone/svf~] on Linux 64 bit

2013-02-26 Thread katja
e/svf~]. Not at first sight however. Katja On 2/26/13, Hans-Christoph Steiner wrote: > > I, for one, am very happy that you post on denormal issues! Its great to > have > these hard technical details worked out so that they don't trip us up in > future works :) > > On my Li

[PD] denormals from [cyclone/svf~] on Linux 64 bit

2013-02-26 Thread katja
irm the issue. I was planning to do my own state variable filter anyway, but it would be nice to have a working [cyclone/svf~] as well. Check the object with attached patch if you can. To be specific, I have the issue with Pd-E 0.43.4 for Debian Squeeze amd64 from nightly builds. The i386 build is not

[PD] Slice//Jockey2 beta, compatible with Pd-E 0.43

2013-02-26 Thread katja
took the opportunity to upgrade some effects and overall sound quality. Get SliceJockey2test2.zip from my page: http://www.katjaas.nl/slicejockey/slicejockey.html Please do not hesitate to report bugs if you find any. Katja ___ Pd-list@iem.at mailing

Re: [PD] OT: Alsa configuration debian squeeze

2013-02-21 Thread katja
ings for some reason. Katja On Thu, Feb 21, 2013 at 5:58 PM, Funs Seelen wrote: > Hi list, > > Sorry for being a little off topic, but I hope to find a solution here. > > After spending many many hours trying to get the sound on my new > machine working I feel I'm getting

Re: [PD] pd 0.44 vanilla build process

2013-02-20 Thread katja
Jonathan, if you do ./configure with option --prefix=, you can do a local install without su privileges. This doesn't solve the issue with updating but anyway it's convenient. Katja On Wed, Feb 20, 2013 at 11:47 PM, Jonathan Wilkes wrote: > > &g

Re: [PD] PD 4 Pandora

2013-02-14 Thread katja
Hi, Pandora is ARM Cortex-A8, that's little endian right? What does portaudio's generated makefile say? I compiled Pd for RPi (ARMv6) and there is (correctly) '-DPA_LITTLE_ENDIAN' among the CFLAGS in portaudio's makefile. Katja On Thu, Feb 14, 2013 at 11:53 AM, dre

Re: [PD] Message from the boss of Raspberry Pi Foundation !

2013-02-09 Thread katja
t waiting for an application like this." Anyway it's great they have put your project on RPi blog. You will be famous, Pi Massat! Congrats again. Katja On Fri, Feb 8, 2013 at 10:51 AM, Pierre Massat wrote: > Dear all, > > Please read below the message I received from Eben Up

[PD] now that we don't have user-settable global search paths in Pd-E 0.43

2013-02-03 Thread katja
atter how, I guess this will remain tough matter for Pd beginners. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] raspberry pi user experience

2013-01-27 Thread katja
Both are already mentioned but I'd like to confirm that these do work on RPi (provided the USB speed is lowered as described in this thread): iMic and Behringer UCA202. Katja On Sun, Jan 27, 2013 at 5:51 PM, Miller Puckette wrote: > I heard suggestions on the Pi sites (I forget exact

Re: [PD] Raspberry Pi as rt guitar effect processor : proof of concept

2013-01-27 Thread katja
Congratulations Pierre! You're Guitar Extended concept is really great. cheers, Katja On Sun, Jan 27, 2013 at 5:00 PM, Pierre Massat wrote: > http://www.youtube.com/watch?v=NwJNeouLqgQ&feature=youtu.be > > Dear all, > > It's working !!! :) > It looks like a rev

Re: [PD] raspberry pi user experience

2013-01-27 Thread katja
d probably improve things further. Katja On Sun, Jan 27, 2013 at 2:33 PM, Cyrille Henry wrote: > i put it in front of everything : > > dwc_otg.speed=1 dwc_otg.lpm_enable=0 console=ttyAMA0,115200 > kgdboc=ttyAMA0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=ext4 > elevator=dea

Re: [PD] raspberry pi user experience

2013-01-27 Thread katja
nyone copy the full text of /boot/cmdline.txt for me, if you have keyboard working with lowered USB speed? (I'm not talking about good audio yet). Thanks, Katja On Sat, Jan 26, 2013 at 8:54 PM, Thomas Grill wrote: > Message to self: it seems that one has to wait for updated RPi USB > fi

Re: [PD] Start Katja's Pd from command line on rpi with full path (was) Raspberry Pi does denormals

2013-01-25 Thread katja
Sorry that must be my fault, archived it with default options. I'll have a look into that and let you know when a better .tar is uploaded. Katja On Fri, Jan 25, 2013 at 4:53 PM, Julian Brooks wrote: > Hi Katja, > > Thanks for this. > > When I cd into bin then ./pd I ge

Re: [PD] Start Katja's Pd from command line on rpi with full path (was) Raspberry Pi does denormals

2013-01-25 Thread katja
er installing libportaudio2 via Synaptic, 'normalized' Pd would finally start. It is no problem to have the regular Pd still installed. Maybe you can install the local Pd over the regular Pd using the gnumakefile. Didn't try that, I don't like to install things without package manager. K

Re: [PD] Raspberry Pi does denormals

2013-01-24 Thread katja
On Wed, Jan 23, 2013 at 8:00 PM, padawa...@obiwannabe.co.uk wrote: > > On 23 January 2013 at 18:23 katja wrote: >> Now I recompiled the Pd-0.44.0 release on Raspberry Pi (took me a few >> hours, not only because Pi is so slow) > > Have you looked into cross compiling

Re: [PD] Raspberry Pi does denormals

2013-01-24 Thread katja
tart it from command line with the full path to pd-0.44-0-normalized/bin/pd. It's not a .deb, so it can't be installed under supervision of package manager. Katja On Wed, Jan 23, 2013 at 9:15 PM, Julian Brooks wrote: > Hey Katja, > > Would you mind sharing the 'norm

Re: [PD] Raspberry Pi does denormals

2013-01-23 Thread katja
. With the 'normalized' Pd, nothing special happens. And indeed, the PD_BIGORSMALL conditional checks come for free: with initial settings of the chaosmonster1, performance is equivalent in both Pd's. Cool! Hopefully this is similar on armv7. Katja On Wed, Jan 23, 2013 at 5:01 P

Re: [PD] Raspberry Pi does denormals

2013-01-22 Thread katja
way or another, it's too confusing for the user to sort it out. I'm going to try recompile Pd with PD_BIGORSMALL checks enabled, and see what it means for the normal performance of the filter objects. Katja On Mon, Jan 21, 2013 at 4:24 PM, Pierre Massat wrote: > Hi Katja, thank you for yo

Re: [PD] Raspberry Pi does denormals

2013-01-21 Thread katja
currently done for Pd on Intel processors, but this implements a lot of conditional checks and it means performance loss for many objects. For current Intel computers the extra load is not so much of a problem, but for poor Raspberry Pi one would rather like to save a few instructions, instead of adding

Re: [PD] Raspberry Pi does denormals

2013-01-21 Thread katja
amongst others), denormals are still there. I'm literally out of options for the moment. Sorry for not having better news. Katja On Sun, Jan 20, 2013 at 9:51 PM, Miller Puckette wrote: > OK.. but try the 0.44 build on my site - the one from Raspian is quite old :) > > M > > On Su

Re: [PD] Raspberry Pi does denormals

2013-01-20 Thread katja
ocess a maximum of 8 single precision floats in parallel, but Raspberry Pi doesn't show a sign that it profits from data alignment, at least not when code is compiled with gcc. Katja On Sun, Jan 20, 2013 at 5:12 PM, Hans-Christoph Steiner wrote: > > I think this is what you want, from

Re: [PD] Raspberry Pi does denormals

2013-01-20 Thread katja
mpiler options, if you know some. The big-or-small checks are rather expensive for RPi, that's what I've found. Katja On Sun, Jan 20, 2013 at 8:24 PM, Miller Puckette wrote: > Hi all... > > I think it's possible to get flush-to-zero behavior on the Pi (ARMv6) by > call

Re: [PD] how to iterate over left and right channel separately in one Pd class?

2013-01-14 Thread katja
utput blocks are ok, but they come from the wrong outlets. I swap these within the object. It is less operations than copying left and right inputs to outputs, but still a waste. Katja On Sun, Jan 13, 2013 at 3:49 AM, Hans-Christoph Steiner wrote: > > Yeah, that makes sense. With a

Re: [PD] how to iterate over left and right channel separately in one Pd class?

2013-01-12 Thread katja
ing: avoid float precision conversions. Throughout Pd there are many untyped float defines and literal constants which default to double, and I have introduced more when making libs double-ready. Not good. I'll come back to this in another thread. Katja On Sat, Jan 12, 2013 at 8:14 PM, Hans-Ch

Re: [PD] how to iterate over left and right channel separately in one Pd class?

2013-01-12 Thread katja
Function copy_perform8() is also eligible for SIMD processing. I used memcpy() because it is straightforward to use, while Pd's functions pointed to the wrong locations for this case. On the reverb's total load there is no significant performance difference. Katja On Sat, Jan 12, 20

Re: [PD] how to iterate over left and right channel separately in one Pd class?

2013-01-11 Thread katja
Ok so I did the ugly thing with the right channel input and output pointers: memcpy(outR, inR, vectorsize * sizeof(t_float)); inR = outR; Works like a charm, thanks again. Katja On Fri, Jan 11, 2013 at 10:05 PM, Miller Puckette wrote: > copy_perform assumes the data is 4-byte aligned

Re: [PD] how to iterate over left and right channel separately in one Pd class?

2013-01-11 Thread katja
Hi Miller, Thanks for the solution. The routines are in place so copying the right channel input to output should do it. Is there any reason to prefer copy_perform() over memcpy()? I'm trying to make the most efficient reverb for RPi & Co. Katja On Fri, Jan 11, 2013 at 7:57 P

[PD] how to iterate over left and right channel separately in one Pd class?

2013-01-11 Thread katja
o get them in one object? Thanks, Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

[PD] vbap 1.0.3.2 fails when sent longer "define_loudspeakers" messages

2013-01-08 Thread katja
Also on 2012-01-12, a variable 'epsilon' of type t_float was introduced in the same file, but this seems less related to the issue. Katja On Wed, Jan 9, 2013 at 1:02 AM, Hans-Christoph Steiner wrote: > > Ah, that's an important tidbit of info! If that's not in the bug re

Re: [PD] PengPod Linux tablet, hopefully coming soon

2012-12-26 Thread katja
ached a (vanilla) patch for sample-precise throughput latency measurement. Katja > There is now a Debian source package as part of the nightly builds, so it > should be much easier to build Pd-extended on Debian these days. After > downloading the two tarballs: > > ht

Re: [PD] small slice jockey bug report

2012-12-25 Thread katja
Hans, thanks for pointing to possible solutions for this bug. I'm still working on a 0.42 / 0.43 compatible SliceJockey. A first test version should be ready very soon. Katja On Thu, Dec 20, 2012 at 3:30 AM, Hans-Christoph Steiner wrote: > > I'm using SliceJockey as a test patc

Re: [PD] PengPod Linux tablet, hopefully coming soon

2012-12-24 Thread katja
l to get decent sound from Pd? Is a real time kernel for ARMv7 available at all? Thanks, Katja > 7" tablets with allwinner a10 cost about 70 usd on ebay. > > I have been playing with a cubieboard a lot this last week ( > http://cubieboard.org/ ) and although its

Re: [PD] [nbuntil]: an non-blocking [until] replacement

2012-12-17 Thread katja
On Mon, Dec 17, 2012 at 4:18 PM, katja wrote: > On Mon, Dec 17, 2012 at 1:21 PM, Roman Haefeli wrote: > ... >> On Mon, 2012-12-17 at 11:56 +0100, katja wrote: >>> Cool, with [nbuntil] the workload is even spread over the cores! >> >> I don't think that [nb

Re: [PD] [nbuntil]: an non-blocking [until] replacement

2012-12-17 Thread katja
On Mon, Dec 17, 2012 at 1:21 PM, Roman Haefeli wrote: ... > On Mon, 2012-12-17 at 11:56 +0100, katja wrote: >> Cool, with [nbuntil] the workload is even spread over the cores! > > I don't think that [nbuntil] will help in making Pd use more than one > core. Since [nbuntil]

Re: [PD] [nbuntil]: an non-blocking [until] replacement

2012-12-17 Thread katja
Cool, with [nbuntil] the workload is even spread over the cores! So now you can do calculations on long arrays without fear of CPU spikes. And in turn, audio latency may be set to lower level. Great solution Roman, thanks for sharing. Katja On Sun, Dec 16, 2012 at 10:51 PM, Roman Haefeli wrote

Re: [PD] is there a kalman filter for pd? (if not I could probably provide one, if I make it :) )

2012-12-14 Thread katja
stant atmospheric pressure at certain height) and sensor noise frequencies. And you want to see results with accuracy and little delay. In fact it needs a very sharp minimum-phase filter. Maybe a median filter can 'preprocess' the signal in some way. Anyway it gives a new perspective. Katja

Re: [PD] what makes Pd-extended 0.43 so CPU-hungry?

2012-12-12 Thread katja
liasing need not be set. In bsaylor/svf~ is a type punning method to avoid denormals, this could probably be replaced by the PD_BIGORSMALL(). I'll check that. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] is there a kalman filter for pd? (if not I could probably provide one, if I make it :) )

2012-12-12 Thread katja
): https://github.com/lebipbip/le-BipBip Katja On Wed, Dec 12, 2012 at 4:37 AM, patrick wrote: > hi, > > i was trying to implement this filter in an avr, but i guess it would be > even better in pd. i just need to clean a noisy accelerometer (only 1 axis), > but then i read that

Re: [PD] what makes Pd-extended 0.43 so CPU-hungry?

2012-12-10 Thread katja
mented, and not the ones in the template. I don't have a Pd autobuild or SVN setup on my Linux box now, can't test a modification rightaway. Anyhow, I guess the problem is now identified. I am sorry about my blunt subject title 'what makes Pd 0.43 so CPU

Re: [PD] how to use extensions .l_i386 and .l_ia64 for Linux externals

2012-12-08 Thread katja
vantage that it works on 'all' platforms. And the disadvantage that I have to build on all platforms. This poses a natural limit on my ambitions to publish new projects. Maybe not so bad after all... Katja ___ Pd-list@iem.at mailin

Re: [PD] how to use extensions .l_i386 and .l_ia64 for Linux externals

2012-12-08 Thread katja
d. I also like the 'apt-get-for-Pd-' idea, where external libs could live decentralized in various repos. This would give developers more autonomy and a clearer responsability over their libs. Katja On Sat, Dec 8, 2012 at 2:09 AM, Hans-Christoph Steiner wrote: > > Miller intr

Re: [PD] what makes Pd-extended 0.43 so CPU-hungry?

2012-12-07 Thread katja
oot makefile for the packages have certain optimization flags as well. Are they somehow conflicting, producing an undefined result? Not for OSX, apparently. But for debian something goes wrong. The build system stuff is really over my head, hopefully someone else has better overview to find the

Re: [PD] Stream phone call to pd?

2012-10-29 Thread katja
com and a Jabra. Batteries of both are dead now after a few years. Katja On Mon, Oct 29, 2012 at 4:13 PM, Sebastian Valenzuela wrote: > > Hi Katja, > > Thank you for your reply. I did find a way to SEND audio to my phone via a > wifi connection. A mac application called Airfoil allowed

Re: [PD] Stream phone call to pd?

2012-10-29 Thread katja
y be better possibilities, using Skype or similar, and route audio to Pd with Jack or Soundflower. Katja On Mon, Oct 29, 2012 at 4:21 AM, Sebastian Valenzuela wrote: > > Hey everyone, > > I know this is a longshot, and most likely not the best place to ask this > sort of question,

Re: [PD] Fractional Delay in PD

2012-10-02 Thread katja
On Tue, Oct 2, 2012 at 5:05 PM, Aaron Thompson wrote: > Hi Katja, > > Thanks for the reply. That seems to have fixed the problem, thanks! > > With regards to using the FIR as a fractional delay filter, i'm assuming the > delta float (which feeds to the coefficient calculat

Re: [PD] The HISSTools Impulse Response Toolbox: Convolution for the Masses. Call for port to Pd from Max

2012-09-27 Thread katja
parts of the code should not give me too much trouble. There's also a graphics class in the package, that's not for me. It would be great if the port can be a collaboration effort, HISSTools is quite an elaborate project. Katja On Thu, Sep 27, 2012 at 3:11 PM, Julian Brooks wr

Re: [PD] Slice Jockey and toxy/tot

2012-07-29 Thread katja
to be beta-tester? Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] ipoke~ ?

2012-07-19 Thread katja
s etc. Katja On Mon, Jul 16, 2012 at 1:26 PM, Julian Brooks wrote: > > Hey all, > > Spoke to P.A. who has asked for any interested party to contact him > directly for the source code. > > p.a.tremb...@hud.ac.uk > > Cheers, > > Julian > > __

Re: [PD] ipoke~ ?

2012-07-03 Thread katja
Julian, it is a good idea to first ask P.A. to share the code among a small group and discuss licence, naming and maintainance matters. I am still not back home (this mail is typed from a tourist office), but in one week I will be ready to join in fully. cheers, Katja On 6/28/12, Julian Brooks

Re: [PD] ipoke~ ?

2012-06-16 Thread katja
s the same thing as > [poke~] but with interpolation, in the Pd nomenclature). > > Or maybe [tabwrite4~] would imply to some people that you don't > control it with indices, but with an up- or downsampling factor. > > I think [tabwrite4~] is the best name f

Re: [PD] ipoke~ ?

2012-06-16 Thread katja
27;m about to board a plane! > > Matt I'm about to leave for a 3 week holiday, computers will stay home! (I'm almost tempted to smuggle one in my luggage and write the class in my tent, Pd addict I am). Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] ipoke~ ?

2012-06-16 Thread katja
bers to the write index inlet... There could be a user-settable bound on resampling factor. For moderate resampling purposes it could be an efficient model. Seems we're getting close to an implementation of [tabwrite4~]. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] ipoke~ ?

2012-06-16 Thread katja
axMsp to Pd should not be too difficult. I'd love to give it a try soon but coming weeks I'll be on a computerless holiday. Anyway I'll try to follow the discussion in the meantime. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and acco

Re: [PD] ipoke~ ?

2012-06-14 Thread katja
reset my brain again for a new focus on [tabwrite4~], [vtabwrite~] or whatever it's name could be. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] ipoke~ ?

2012-06-13 Thread katja
Ha, finally a detailed discussion on this topic, I like it. My replies are inlined. On Wed, Jun 13, 2012 at 10:27 PM, Matt Barber wrote: > Hi, I've been going through the vdelayxw code myself. See comments: > > On Wed, Jun 13, 2012 at 12:30 PM, katja wrote: >> On Sat, Ju

Re: [PD] ipoke~ ?

2012-06-13 Thread katja
uch a write object would need another method to optionally synchronize with a read object, and I have not worked that out either. Suggestions or comments are appreciated. Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] ipoke~ ?

2012-06-09 Thread katja
dre if he is willing to release the code so it can be ported to Pd? Katja ___ Pd-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list

Re: [PD] what makes Pd-extended 0.43 so CPU-hungry?

2012-05-05 Thread katja
file on Debian, but this gives me a kernel failure soon as I start sampling. Does anyone know of a fine performance profiler for GNU/Linux? Katja On 5/4/12, Hans-Christoph Steiner wrote: > > I honestly don't know the cause, and haven't really checked on numbers. I > mo

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