Re: [PD] Pd and 3DMouse 3Dconnexion

2013-09-17 Thread Bastiaan van den Berg
Could you tell us all HOW you solved it?

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Re: [PD] Nikon DSLR Capture with Pd

2013-04-02 Thread Bastiaan van den Berg
Hey, there is this;

http://puredata.info/downloads/gphoto

Although I haven't tried this extension, i _did_ use gphoto from
commandline to control a camera.

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

2012-12-25 Thread Bastiaan van den Berg
On Tue, Dec 25, 2012 at 6:26 PM, Jonathan Wilkes jancs...@yahoo.com wrote:

 Can I run a modern GNU/Linux distro on the hardware you mentioned, and all
 the hardware will work
 and is supported with stable drivers including wifi, multi-touch control,
 audio, and whatever gpu is on these models?


Yes, actually, most of it is just in the normal mainline kernel.

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

2012-12-24 Thread Bastiaan van den Berg
On Mon, Dec 24, 2012 at 11:34 PM, katja katjavet...@gmail.com wrote:

   Anyway, just to let you know, _all_ allwinner A10
  tablets/tvsticks/settopboxes can run linux without much effort at all.
 Not
  really any point in a 'boxed linux' version of it..

 Sounds like you're experienced with these. I'm curious, did you manage
 to compile and install Pd or Pd-extended on them? Is it possible to
 get duplex audio I/O with Pd? (still a problem with the Pi). Do you
 need to use a real time kernel to get decent sound from Pd? Is a real
 time kernel for ARMv7 available at all?


Could try a pd-extended compile, there is also just the normal debian
versions of this. Beagleboard/Pandaboard/IGEPv2/Cubieboard all share the
same core and many users.

There seem to be realtime support since 3.0.27 for ARMv7.

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

2012-12-23 Thread Bastiaan van den Berg
Is it me or does this email read like you have some financial interest in
selling this pad?

Anyway, just to let you know, _all_ allwinner A10
tablets/tvsticks/settopboxes can run linux without much effort at all. Not
really any point in a 'boxed linux' version of it..

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 not a holy grail, its a really
nice toy.

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Re: [PD] Raspberry Pi versus BeagleBoard ?

2012-12-20 Thread Bastiaan van den Berg
On Mon, Dec 17, 2012 at 7:35 PM, Miller Puckette m...@ucsd.edu wrote:

 I could be wrong, but I believe the Beagleboard is ARMv7 and the Pi is
 ARM v6 - so BB could easily have twice the floating-point erformance of
 Pi.  I'm not sure why and whether there would be any difference in Jack
 for the two.  I believe (but am not sure at all) that BB doesn't have the
 same USB problems the Pi has.  All in all it's still a very attractive
 possibliity, perticularly since the Stanford people have tested and
 exercised
 it thoroughly.


Yes, BB has a _LOT_ better performance than RasPi ..

Btw, if you want a cheaper board with BB like performance but RasPi like
price, look at Cubieboard .. ( http://cubieboard.org/ )

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[PD] i945GM not good enough for GEM anymore?

2012-10-27 Thread Bastiaan van den Berg
I grabbed puredata 0.43.4 last night on my laptop, to play around with
some GEM stuff..

But now, everytime I want to create a GEM window, i get the following error;

GEM: failed to init GLEW: your system only supports openGL-1.0

Google tells me intel's drivers have and will never support more than
opengl 1.4.

So this problem must have always existed? Still this is the first time
I have seen it...

Is it possible that this check only recently got introduced? Is there
a way around it? If i promise to only use older openGL features, can I
then still use it? :)

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Re: [PD] Slice Jockey and toxy/tot

2012-07-25 Thread Bastiaan van den Berg
Replying off-list with solutions that could help many people is very impolite.

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Re: [PD] connecting Pd to LEDs

2012-03-27 Thread Bastiaan van den Berg
On Tue, Mar 27, 2012 at 09:41, Pierre-Olivier Boulant po.boul...@free.frwrote:

 Hi,

 You can make a USB to DMX interface really easily with an Arduino.


FYI, USB is pretty slow for DMX stuff.

You rather want an external controller that runs all the controlling logic.
Something like http://lanbox.com/ which I've used a couple of times for
similar projects.

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Re: [PD] connecting Pd to LEDs

2012-03-27 Thread Bastiaan van den Berg
On Tue, Mar 27, 2012 at 14:57, Martin Peach martin.pe...@sympatico.cawrote:

 The DMXUSBPro works well for me with Pd. I set the [comport] baud rate to
 25 but I don't think it's necessary.


Well, how many lights are you controlling? :)

I think for architectural lighting, the number of DMX channels used can go
up pretty fast.
And you probably want at least 30 packets, per channel, per second ...

RGB lights usually have 4 channels ...

It gets quite expensive :)

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Re: [PD] s-abstractions lib

2011-10-30 Thread Bastiaan van den Berg
On Sun, Oct 30, 2011 at 15:56, Marco Döttlinger m_doettlin...@gmx.atwrote:

 dear list,

 where can i find the the s-abstractions library?
 the page of chris mccormick
 ( http://mccormick.cx/projects/s-abstractions/page/download  )

 is not working


He lost all his data, but check out
http://wayback.archive.org/web/*/http://mccormick.cx/viewcvs/*

you can find some loose parts there ...

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Re: [PD] pd with syphon

2011-10-07 Thread Bastiaan van den Berg
On Fri, Oct 7, 2011 at 14:45, Pagano, Patrick p...@digitalworlds.ufl.eduwrote:

  Has anyone got pure data extended working with Syphon?


Seems there is a freeframe plugin for syphon, pd supports freeframe, doesnt
it?

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Re: [PD] cat /boot/vmlinuz-2.6.35-30-generic /dev/dsp ?

2011-09-14 Thread Bastiaan van den Berg
Check out /proc/kcore also, this is the current contents of your entire
memory ;)

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Re: [PD] Installation source released (iBeamer @ CCC camp Finowfurt 2011)

2011-08-15 Thread Bastiaan van den Berg
On Tue, Aug 16, 2011 at 00:23, Hans-Christoph Steiner h...@at.or.at wrote:

 Looks like fun, but its hard to tell exactly what's happening in the video.
 Looks like it makes you feel like you're standing on that piller.

It does exactly that! Soon I will have better videomaterial which will
be posted on the wiki aswell.

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[PD] Installation source released (iBeamer @ CCC camp Finowfurt 2011)

2011-08-14 Thread Bastiaan van den Berg
Hey,

 We were not at pdcon, but at CCC, but still built a nice pd
installation that is up for grabs for anyone!

 Check out http://events.ccc.de/camp/2011/wiki/IBeamer

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Re: [PD] i lost my credibility

2011-07-15 Thread Bastiaan van den Berg
To me it sounds like maybe in performance you had better bass speakers
hooked to your installation that could have shook the firewire
connector/cable so much that it dropped connection?

I would pull the cable once while running to see if the effect is similar ;)

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Re: [PD] Webcam not working in Gridflow on Ubuntu

2011-06-27 Thread Bastiaan van den Berg
Here is a little trick I use for getting webcams working in different linux
programs :

- to get 'weird' v4l2 cameras working with 'normal v4l2 expecting' programs,
you can do this:

LD_PRELOAD=/usr/lib/libv4l/v4l2convert.so pdextended

this starts pdextended, but first overloads some v4l2 functions with the
ones in that library, which help in format conversion etc.

- to get v4l2 support in programs that are using the v4l interface :

LD_PRELOAD=/usr/lib/libv4l/v4l1compat.so pdextended


these tricks work with many many programs ;)

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Re: [PD] what is best win32 and linux app to recombine gem video output and pd audio output?

2011-04-07 Thread Bastiaan van den Berg

 2011/4/7 Billy Stiltner billy.stilt...@gmail.com

 Hey

 I would like to know what is the best program to recombine gem video
 and pd audio in sync without dithering or stretching the audio as well
 as keeping the video frames as is.

 I had been using an old sonic foundry acid but it will not let me sync
 the audio to video without stretching or shrinking the audio. It is
 the only win32 app I had that works with quicktime video.

 Isn't there a simple operation that could be done on the quicktime
 video by just adding the audio file to the video file and adjusting
 the header? Instead of loading everything up in some sort of visual
 environment.


There are some methods, i usually take this route :

* convert video to raw avi (while keeping the encoding, mjpeg is great for
this)
* load both into avidemux2
* write a new avi (while keeping all encoding)
* write another avi (but this time compressed hard, xvid+mp3 or something)

done!
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Re: [PD] libpd on openwrt

2011-03-29 Thread Bastiaan van den Berg
On Tue, Mar 29, 2011 at 21:07, Tedb0t li...@liminastudio.com wrote:

 Real-time auralizations of router traffic!!!


Dont forget the availability of libpcap for pd ;
http://musa.poperbu.net/content/view/97/1/
Still have playing with this on my todo list :)

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Re: [PD] To divide a number in random parts

2011-03-04 Thread Bastiaan van den Berg
What about this method (actually only works for uneven number of chords, so
maybe drop one, or increase to 11 and drop one later( randomly? ))

Just pick a random float between 0 and 48, we'll call that X1
Then pick a random float between 0 and X1 , and between X1 and 48, call
those Y1 and Y2
Then do it another 8 times and you have 11 random positions within your
range of 0 till 48 ;)

Not sure if it will actually work out, but I just had this brainfart after
seeing this thread go on so long :)

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Re: [PD] [OT] USB extender for PS3 Eye on Linux and PD

2011-03-01 Thread Bastiaan van den Berg
On Tue, Mar 1, 2011 at 17:43, Pedro Lopes pedro.lo...@ist.utl.pt wrote:


 On Tue, Mar 1, 2011 at 3:20 PM, Stefan Jensen sjen...@versanet.de wrote:

 Hi,..

 Am Dienstag, den 01.03.2011, 15:59 +0100 schrieb n...@petervenus.de:

  there are extender which incorporate cat5 cables, but they are quite
 expensive
  and the cheaper should do the job, although i didn´t try them out
 myself.

 I use this one. Works fine and is pretty cheap:

 http://www.logilink.eu/showproduct/UA0021D.htm

 best regards

 Stefan



Keep in mind that the PS3 eye is a USB2 device! So make sure that all your
extenders support this, or you will experience huge framedrops 

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Re: [PD] pd, Milkymist and GSoC application 2011

2011-02-27 Thread Bastiaan van den Berg
On Sun, Feb 27, 2011 at 09:56, pascale gustin gustin.pasc...@free.frwrote:

 Hi list,

 For your information, The Milkymist™ project might participate to
 Google summer of code this year. It might be possible to port puredata
 on it.
 http://www.milkymist.org/wiki/index.php?title=GSoC_application_2011

 http://lists.milkymist.org/pipermail/devel-milkymist.org/2011-February/001167.html
 Anyone interested in becoming a mentor?


Man, it would be sweet to have a milkymist-alike device with puredata on it,
mounted in 19
Maybe 2 or 4 in a 1U case ... controllable over ssh or something, totally
sweet :)

Guess I should look into using my IGEPv2 board to run puredata :D

Maybe someone knows more about embedded use of puredata?

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Re: [PD] pix_set / pix_gain weirdness

2011-02-27 Thread Bastiaan van den Berg
On Sun, Feb 27, 2011 at 19:35, Matteo Sisti Sette 
matteosistise...@gmail.com wrote:

 No I wan't, but I haven't really tried blob detection. I just tried some
 very basic image processing such as mixing two images, changing the colors,
 you know the basic stuff you can find in the example patches, and the CPU
 was already very loaded with relatively small images.

 I was just expressing the fact that the power of manipulating raw pixels
 with matrices in a patching environment such as Pd results to me
 frustratingly attractive, where the frustration comes from the fact that
 you can't achieve enough efficiency to manipulate images of reasonable
 size (where of course reasonable means reasonable to me in a given context,
 e.g. a 1024x768 image to be projected). But I think the limitation is mostly
 intrinsic in the fact of doing it in an interpreted environment.


I also feel the same issue, mixing 3 videos together through
[gemframebuffer] with alpha effects bring my cpu up to 90% utilization
(core2duo 1.66ghz) but I still need a lot of effects and stuff to be added.

If only puredata just used YUV by default internally for _everything_ so at
least it would be a bit faster, and I think a lot more work can be done to
get a better video performance. Maybe someone on the list has a nice list of
semi-universal tips to make video patches run faster?

Or maybe for video puredata is just 'almost' fast enough with computers
nowadays.. Can't imagine ever playing with GEM and pix_ stuff on a Pentium 3
for example. What I mean is, that puredata only recently has become a viable
option for the stuff that you and I want to do with it?


 Something that would be great would be a pd/gridflow-like patching
 environment that would compile your patch into shaders and have the GPU make
 the computation - but in a completely invisible way 

 Do you know if something like that already exists?


Lol, nice holy grail, just sprinkle some fairydust over the patch and it
will run on the GPU ;)

You can run GLSL shaders, but you need the know-how to make them. There are
some people busy with making nice collections of premade shader-effects that
you can just download and use. Soon i'll have some capable hardware for this
and will let you know how it works out.

There is of course the completely seperate project of '' which is also a
dataflow language like puredata, but ment for video. Sadly this project is
windows only afaik.

Soon I'll get some faster computers to develop more patches, so hopefully
just throwing a lot more CPU against my problems will make them go away ;)

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Re: [PD] pix_set / pix_gain weirdness

2011-02-27 Thread Bastiaan van den Berg
On Mon, Feb 28, 2011 at 01:26, Bastiaan van den Berg b...@spacedout.nlwrote:

 I also feel the same issue, mixing 3 videos together through
 [gemframebuffer] with alpha effects bring my cpu up to 90% utilization
 (core2duo 1.66ghz) but I still need a lot of effects and stuff to be added.


Oh, just for reference, the patch I used for this :
http://etc.servehttp.com/gemframebuffer-is-working.png
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Re: [PD] tracking multiblob with constant ID

2011-02-21 Thread Bastiaan van den Berg
On Mon, Feb 21, 2011 at 18:25, Jaime Oliver jaime.oliv...@gmail.com wrote:

  I mean this : http://gridflow.ca/gallery/%23labelling_false_colors.png

 this link seems to be down.


 http://gridflow.ca/gallery/%23labelling_false_colours.png

this works :)


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Re: [PD] Pd-extended 0.42.5 Lucid - Audio Settings / Delay - not working!

2011-02-18 Thread Bastiaan van den Berg
2011/2/18 IOhannes zmölnig zmoel...@iem.at

 On 02/18/2011 05:13 PM, Bernardo Barros wrote:
  Ingo, I think OSS can offer you just very high latency. You can't get
  realtime with it.

 where did you get that piece of information?

 the main problem with OSS is, that it is simply not available anymore on
 recent debian/ubuntu/... distros.


In my memory, OSS forked off into some commercial project, or was it always
that way?

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Re: [PD] [GEM] pix_film mjpeg crash

2011-02-13 Thread Bastiaan van den Berg
On Sun, Feb 13, 2011 at 15:01, Luka Princic // Nova deViator 
n...@deviator.si wrote:

 been reading some previous discussions, and it seems like the best
 codec for pix_film is mjpeg, as in not-cpu-expensive. if i encode my
 movies with ffmpeg with parameters


I usually follow the following workflow for encoding :

First I grab some video from a random source and run it through mencoder to
get a mjpeg avi without sound :

# mencoder INPUT -o OUTPUT -ovc lavc -lavcopts vbitrate=1800:vcodec=mjpeg
-nosound
( these files work perfectly in veejay btw )

Then I run it through ffmpeg to turn it into a quicktime file :

# ffmpeg -i INPUT(.avi) -vcodec copy OUTPUT(.mov)

You should find that pix_film has no problem opening the resulting .mov
files :)

Enjoy!

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Re: [PD] [GEM] pix_film mjpeg crash

2011-02-13 Thread Bastiaan van den Berg
I have tried the encode just now with the pix_film example.

The following file : http://etc.servehttp.com/chick_gooit_haar_rond_640.mov

The output lqtplay gives me (including a window that plays the video) is :

INFO: playing chick_gooit_haar_rond_640.mov
Type: Quicktime
  0 audio tracks.
  1 video tracks.
640x480, depth 24
rate 29.97 [2997:100] constant
length 42 frames
compressor jpeg.
Native colormodel:  YUV 4:2:0 planar
Interlace mode: None (Progressive)
Chroma placement: MPEG-1/JPEG
No timecodes available
supported.
  0 text tracks.
Timescale: 2997
WARNING: no audio stream
INFO: Xvideo port 74: 0x32595559 (YUY2) packed [BC_YUV422]
INFO: Xvideo port 74: 0x32315659 (YV12) planar [BC_YUV420P]
INFO: Xvideo port 74: 0x30323449 (I420) planar [BC_YUV420P]
INFO: Xvideo port 74: 0x59565955 (UYVY) packed
INFO: Xvideo port 74: 0x434d5658 (XVMC) planar
Stream colormodel YUV 4:2:0 planar, using YUV 4:2:0 planar
INFO: using BC_YUV420P + Xvideo extention (YV12)
INFO: window size is 640x480
Decoded 0 samples
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Re: [PD] [GEM] pix_film mjpeg crash

2011-02-13 Thread Bastiaan van den Berg
Oh what I actually wanted to say, are you sure your libquicktime actually
supports mjpeg?

I am on Gentoo linux here, and my libquicktime is compiled as following :

X aac alsa dv encode ffmpeg gtk jpeg mmx opengl png schroedinger vorbis
x264 -doc -lame

(which basically means I get everything inside beside the documentation
(which is mirrored online mostly anyway) and the MP3 encoding support (but I
hardly ever use audio in video material))

Unfortunately, I have no clue if Ubuntu has anything similar to this, maybe
different versions you can pick from the repository?

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Re: [PD] optimizing big patches

2011-01-09 Thread Bastiaan van den Berg
 On 1/9/2011 2:09 PM, ronni.mont...@gmail.com ronni.mont...@gmail.comwrote:

 Hello, one question, if i have a big patch with a lot of subpatches,
 is it possible to know which parts of the whole patch are consuming
 more cpu resources?

 Is something like this possible?


This sounds great, what about spawning each subpatch in a new thread, and
have a simple processmonitor in the gui?
That would also take a big advantage in the newer processor designs.

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Re: [PD] pidip error color mode

2010-12-29 Thread Bastiaan van den Berg
On Wed, Dec 29, 2010 at 14:11, Jose Luis Santorcuato 
santorcuat...@gmail.com wrote:

 Hi all, I am working with the library PiDiP, I have previously worked
 with osx and linux ubuntu, had worked with the netbook acer and had no
 problems, but now I get the following error when trying to open the
 video window (i want to show a live video from webcam, easy in olds
 projects):

 pdp_v4l2: unsupported color model: 1497715271

 also pdp_v4l2: unsupported color model: 1195724874


You could try starting pd like this :

LD_PRELOAD=/usr/lib/libv4l/v4l2convert.so pd

This will put the convert library of libv4l between pd and v4l, and it will
convert colormodels (and mjpeg for example) into a format that should be
supported.

Let me know if it works :)

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[PD] Zoran MJPEG cards

2010-12-22 Thread Bastiaan van den Berg
Hello,

 Recently I found a Zoran MJPEG encoder card in my possession and have built
a computer around it. MPlayer supports the input and the output and some
other tools are available to do different things, but not that superfluous.
 I was wondering if anybody on this list ever played with this card in
combination with puredata, like maybe a sort of tape delay for video in
software, or anything really.

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