Re: [PD] a really fast-to-read codec in linux?

2010-09-25 Thread chris clepper
the video installations I made in 2006-2008 did the following on a single Mac Quad G5 (later MacPro) - Display live feed from 1080i camera - record live cam to disk at full frame rate - put live feed into 300 frame buffer and scrub through it at various rates - play up to 4 1080i clips off of two

Re: [PD] jMax Phoenix

2010-09-22 Thread chris clepper
Now you just need Chris Klippel to dust off the old video code he and I worked on those many, many years ago (almost a decade!). On Tue, Sep 21, 2010 at 4:11 PM, Maurizio De Cecco j...@dececco.namewrote: Hallo, my name is Maurizio De Cecco, and i am the maintainer and developper of the jMax

Re: [PD] Video codec advice

2010-08-26 Thread chris clepper
Try Apple Intermediate Codec - it is a JPEG based codec but highly optimized for multiple cores and has a reasonable compressed size. Avoid H.264, Divx and anything MPEG. On Thu, Aug 26, 2010 at 12:00 PM, Dafydd Hughes dafyd...@gmail.com wrote: Hi folks Trying to play some 4-8 minute videos

Re: [PD] Gem eating Pd?

2010-08-11 Thread chris clepper
Not sure if this still applies, but try the -nrt flag with Pd. On Wed, Aug 11, 2010 at 10:19 AM, Dafydd Hughes dafyd...@gmail.com wrote: Hi everybody - I hope you're all well. This is a kind of new problem for me - wondering if anybody's having the same troubles. Macbook pro i7 +

Re: [PD] Gem eating Pd?

2010-08-11 Thread chris clepper
On Wed, Aug 11, 2010 at 1:25 PM, cyrille henry c...@chnry.net wrote: 600 fps is not so much, and every computer should be able to do this, specially if you render a black screen. except of course if you sync the rendering on the screen, so you can't do more than 60fps. this is default on

Re: [PD] c++ objects?

2010-08-11 Thread chris clepper
GEM is C++ On Wed, Aug 11, 2010 at 4:32 PM, padovani zepadovani.li...@gmail.comwrote: Hi, I would like to know if there are any Pd objects out there written in C++... thanks in advance, josé PS: It would be nice to have a C++ version of the examples that are in the externals howto... (

Re: [PD] Gem: sharing a framebuffer among instances of Pd

2010-07-15 Thread chris clepper
pix_share only does pix_ images in RAM. You mention gemframebuffer which is a buffer on the GPU, and there is no way to share that between processes. On Thu, Jul 15, 2010 at 7:31 AM, Max abonneme...@revolwear.com wrote: excellent. thank you cyrille. Am 14.07.2010 um 20:51 schrieb cyrille

Re: [PD] Gem: sharing a framebuffer among instances of Pd

2010-07-15 Thread chris clepper
On Thu, Jul 15, 2010 at 11:04 AM, Jack j...@rybn.org wrote: It is not possible to manage the PBO and share pixels in the same way than RAM ? Excuse my ignorance about this subject. Not without bringing the pixels from the GPU back to RAM first. It would work, but not be efficient.

Re: [PD] pix_record multiple ?

2010-07-13 Thread chris clepper
To capture what you see in the gemwin, use pix_snap before pix_record. On Tue, Jul 13, 2010 at 4:06 PM, Jose Luis Santorcuato santorcuat...@gmail.com wrote: Dear listworking with my students we connected many webcams to gem... displayed all the captures in one gemwin and recorded to

Re: [PD] Convolve in pd

2010-07-08 Thread chris clepper
If you want to do impulse response based partitioned convolution (usually what engineers/producers mean by 'convolution'), try the partconv~ object. It works pretty well with any .wav impulses (although not the Altiverb ones). On Thu, Jul 8, 2010 at 9:50 AM, Graham Donnelly

Re: [PD] GEM pix_film crashing on OSX 10.5

2010-07-08 Thread chris clepper
as well, and I am have to force quit out of PD. Let me know if these additional details are helpful. I'll be on location again on Wednesday to test out your recommendations. Thanks again, Julio. On Sun, Jul 4, 2010 at 6:15 PM, chris clepper cgclep...@gmail.com wrote: In your home folder

Re: [PD] GEM pix_film crashing on OSX 10.5

2010-07-04 Thread chris clepper
In your home folder there is a Library folder which contains a subfolder with crash logs. There will be one for Pd in there which you can zip and post to the list. That will show exactly where the crash occurs. On OSX most of the pix_film crashes come from 3rd party codecs installed like Perian

Re: [PD] pd / crash problem

2010-06-14 Thread chris clepper
The crash is with Perian - a third party set of codecs for Quicktime. Try converting the clips to a codec like Photo-JPEG or Apple Intermediate and see if that helps. On Mon, Jun 14, 2010 at 3:15 AM, henning m. lederer | visual communication animation henn...@led-r-r.net wrote: Hello. With

Re: [PD] pix_opencv and pdp_opencv for Mac OSX 10.6 ???

2010-06-14 Thread chris clepper
On Mon, Jun 14, 2010 at 6:34 PM, ydego...@gmail.com ydego...@gmail.comwrote: but i had the problem of the architecture that i fixed by adding -arch i386 in the CPPFLAGS and LDFLAGS in Makefile,in... This is important to note since 10.6 defaults to 64 bit when compiling.

Re: [PD] [pix_crop] offY incoherence

2010-06-07 Thread chris clepper
Also, keep in mind that you have complete control over the units being used by setting various states in the gemwin. You can have 16x9 'units' for a 16:9 display (or 1920x1080 'units' for that matter). On Mon, Jun 7, 2010 at 3:13 PM, B. Bogart b...@ekran.org wrote: Hi, This is normal

Re: [PD] Compressor in Pd

2010-05-19 Thread chris clepper
On Tue, May 18, 2010 at 11:04 PM, Mathieu Bouchard ma...@artengine.cawrote: On Tue, 18 May 2010, Martin Peach wrote: chris clepper wrote: Unfortunately, DSP compression is absolutely horrid compared to analog boxes like an API 2500 or ADR Compex - let alone the old tube gear like a 176

Re: [PD] Compressor in Pd

2010-05-18 Thread chris clepper
On Tue, May 18, 2010 at 5:54 AM, Roman Haefeli reduzie...@yahoo.de wrote: P.S.: @pdmtl guys It's plain wrong to have a wet/dry parameter for dynamic processing fx. It just doesn't make sense at all to have the compressor output mixed with the input signal (It not only doesn't make sense, it

Re: [PD] Compressor in Pd

2010-05-18 Thread chris clepper
On Tue, May 18, 2010 at 11:01 AM, mark hadman markhad...@googlemail.comwrote: That aside, there's a much easier way to preserve transients - just slow down the compressor's attack time This is still quite different than parallel compression. One can have fast attack times with high

Re: [PD] pix_video crash with snow leopard

2010-05-03 Thread chris clepper
The Digital Voodoo is a PCI based capture card that has not been made in years. The reason there is no image found is that the product predates the move to Intel CPUs. Delete the plugin. Also, file a big with Apple on this. This should throw an error at worst, but certainly not crash the app.

Re: [PD] VJ tools using pure data on Mac

2010-04-29 Thread chris clepper
Anything with a Quicktime vdig component will work in GEM. The range goes from $10 webcams to $100k HD cams. On Thu, Apr 29, 2010 at 10:49 PM, Adityo Pratomo quietdi...@gmail.comwrote: wow cool. should try it then. haven't got the time to play, too busy at the office. Anyway, while we're at

Re: [PD] pd and multi-core processors

2010-04-17 Thread chris clepper
On Fri, Apr 16, 2010 at 7:03 PM, Mathieu Bouchard ma...@artengine.cawrote: On Fri, 16 Apr 2010, Jaime Oliver wrote: What do you mean by some threading. I am particularly interested in the input modules (cameras), pthread is used in [pix_film], [pix_image], [pix_movie], and also in the

Re: [PD] GEM: abnormal performance difference PC/Mac?

2010-04-09 Thread chris clepper
Animation has a very high data rate, so the notebook drive will perform much worse than a desktop drive. On Fri, Apr 9, 2010 at 1:49 PM, Matteo Sisti Sette matteosistise...@gmail.com wrote: Pagano, Patrick escribió: Maybe it's the codec? Maybe, but isn't it strange, being it a codec

Re: [PD] GEM: abnormal performance difference PC/Mac?

2010-04-09 Thread chris clepper
On Fri, Apr 9, 2010 at 3:14 PM, Matteo Sisti Sette matteosistise...@gmail.com wrote: That's interesting. I compared two notebooks, PC and Mac. Is it possible that the performance of a MacBook Pro notebook drive is much worse than that of an Asus notebook? Since you have the two computers in

Re: [PD] strange colors with pix_record

2010-04-04 Thread chris clepper
If I get some time this week I can work on getting the correct code back into pix_record. The problem you have was fixed about 4 years ago, but I don't know why pix_record/film/video use really old code now. On Sat, Apr 3, 2010 at 7:39 AM, Max abonneme...@revolwear.com wrote: I've made a

Re: [PD] strange colors with pix_record

2010-04-03 Thread chris clepper
/pipermail/pd-list/2008-03/060168.html matthias Am 03.04.2010 um 00:52 schrieb Max: that version of GEM GEM: ver: 0.92.2 GEM: compiled: Jan 20 2010 unfortunately doesn't have a pix_recordQT pix_recordQT ... couldn't create m. Am 01.04.2010 um 21:25 schrieb chris clepper

Re: [PD] strange colors with pix_record

2010-04-03 Thread chris clepper
On Sat, Apr 3, 2010 at 12:58 PM, Matthias Neuenhofer matth...@neuenhofer.de wrote: Am 03.04.2010 um 18:13 schrieb Max: Am 03.04.2010 um 14:32 schrieb chris clepper: Setting the quality for Photo-JPEG to 100% changes it from YUV to lossless ARGB compression. You can keep the alpha

Re: [PD] strange colors with pix_record

2010-04-01 Thread chris clepper
The Quicktime code being used in recent GEM builds is not the code I wrote, and does not work that well. Can you try pix_recordQT and see if that loads? On Wed, Mar 31, 2010 at 10:03 AM, Max abonneme...@revolwear.com wrote: Hi List, i wonder why i get these strange colors when using

Re: [PD] OS X 10.6: unplugging headphones crashes Pd

2010-04-01 Thread chris clepper
gmerlin should not be used on the Mac, so why is it even there? On Thu, Apr 1, 2010 at 8:41 AM, Hans-Christoph Steiner h...@at.or.atwrote: Hmm, I've seen this with libfaad.0.dylib too. The file is there, right? Can you include the whole error message? there should be a line above it. .hc

Re: [PD] Reproducing the THX deep note in Pd

2010-03-25 Thread chris clepper
Pd's oscillator wave tables are 512 samples. Supercollider uses 8192 - not sure what CSound uses. The efficiency of the SC code allows for large sample tables and bigger FFTs, which certainly help make a 'smoother' sound. It would be interesting to hear what happens with 16x larger tables in

Re: [PD] [GEM] multithreading in linux???

2010-03-24 Thread chris clepper
The video looks like the load is just ping-ponging between the CPUs. Typically this results in poor performance. On Wed, Mar 24, 2010 at 5:17 PM, Jaime Oliver jaime.oliv...@gmail.comwrote: hello everyone, big quotation signs, I have a pix tracking patch that is giving me 200% load with the

Re: [PD] GEM: forcing the use of Quicktime with pix_flim??

2010-03-17 Thread chris clepper
On Windows, DirectShow is typically much, much faster than Quicktime (which Apple abandoned a while back). DirectShow takes advantage of multiple cores/CPUs while Quicktime does not. You can play a lot of Quicktime files using DS provided you have the right codec installed. I recommend the

Re: [PD] making hardware

2010-03-04 Thread chris clepper
You can try getting a development kit for a DSP chip like a SHARC which includes audio and video I/O. These chips have a C based development environment, but that is usually an additional cost. The board and software can be $1000 or more.

Re: [PD] [GEM-dev] gl stack underflow

2010-01-02 Thread chris clepper
2010/1/2 Matteo Sisti Sette matteosistise...@gmail.com And I have to use texture2DRec instead of texture2D, don't I? Yes, that is very important to understand. All of the texture objects have to use the same mode. As already pointed out, once you use shaders the automagic selection of these

Re: [PD] [GEM-dev] gl stack underflow

2010-01-01 Thread chris clepper
On Fri, Jan 1, 2010 at 11:32 AM, Matteo Sisti Sette matteosistise...@gmail.com wrote: By the way is there any trick to track a GL error to find the object triggering it? (apart deleting objects until you find the one) The GL error comes from the driver, and GEM just asks the driver once per

Re: [PD] [PD-announce] gem 0.92.2 released!

2009-12-15 Thread chris clepper
ld: warning: in /System/Library/Frameworks//QuickTime.framework/QuickTime, missing required architecture x86_64 in file Try forcing a 32 bit build. On Tue, Dec 15, 2009 at 3:12 PM, Jaime Oliver jaime.oliv...@gmail.comwrote: in os x 10.6 i still get the same error... I didn't expect it to

Re: [PD] [PD-announce] gem 0.92.2 released!

2009-12-15 Thread chris clepper
-arch i386 On Tue, Dec 15, 2009 at 4:12 PM, Jaime Oliver jaime.oliv...@gmail.comwrote: ld: warning: in /System/Library/Frameworks//QuickTime.framework/QuickTime, missing required architecture x86_64 in file Try forcing a 32 bit build. would I achieve that by removing the -fPIC flag?

Re: [PD] [PD-announce] gem 0.92.2 released!

2009-12-15 Thread chris clepper
at 4:16 PM, chris clepper cgclep...@gmail.com wrote: -arch i386 On Tue, Dec 15, 2009 at 4:12 PM, Jaime Oliver jaime.oliv...@gmail.com wrote: ld: warning: in /System/Library/Frameworks//QuickTime.framework/QuickTime, missing required architecture x86_64 in file Try forcing a 32

Re: [PD] Trying to get PS3eye to work with pix_video on OSX

2009-12-09 Thread chris clepper
The first error -9408 is a driver error that it cannot do what is being asked. Basically, the driver doesn't want to work for whatever reason. Can you uninstall the macam drivers and try the Apple USB Video Class driver? On Wed, Dec 9, 2009 at 12:13 PM, jim cinet...@passport.ca wrote: I'm

[PD] MIT Tenure Track position

2009-12-04 Thread chris clepper
All, The Visual Arts Program is looking for a 'new media' person to fill a tenure track position. Anyone with solid experience creating and teaching interactive art will have a serious advantage in getting this job. International applicants are welcome and most of the faculty is European

Re: [PD] [GEM] OS X How to compile against SDK 10.5 in os x 10.6

2009-11-17 Thread chris clepper
Are you building as 32 bit? GEM on OSX is only 32 bit. I did not see anything about GraphicsImportComponent being dropped in 10.6, but it is deprecated (like most of Carbon Quicktime). On Tue, Nov 17, 2009 at 9:55 AM, Rich E reakina...@gmail.com wrote: Anyone have more suggestions as how to

Re: [PD] imager (how to build an imager in pd?)

2009-11-13 Thread chris clepper
Look into the Haas effect and also changing phase along with delay time. Roland had a technology called RSS that could do pretty wild things with the stereo image based on phase and delay. On Fri, Nov 13, 2009 at 5:20 AM, Johannes this_is_...@web.de wrote: thanks guys, andrew, nice that you

Re: [PD] fullscreen strange behavior

2009-11-12 Thread chris clepper
On Thu, Nov 12, 2009 at 7:43 AM, cyrille henry c...@chnry.net wrote: i did never used the fullsreen message, but only dimen X Y, offset X2 0, border 0, cursor 0. it always work perfectly. The fullscreen message attempts to find those values for you and make the window. It is the exact same

Re: [PD] fast cam

2009-10-22 Thread chris clepper
I thought you used one for the juggling project a few years ago? It worked using ethernet and you had to make a movie for Quicktime to load to grab the stream. On Wed, Oct 21, 2009 at 5:27 AM, cyrille henry c...@chnry.net wrote: hello, did anyone used a fast camera (100 or 200 fps @ 640x480

Re: [PD] fast cam

2009-10-22 Thread chris clepper
On Thu, Oct 22, 2009 at 11:31 AM, cyrille henry c...@chnry.net wrote: well, this was on osX, so it was not on my computer. i'm using only linux... but, quicktime add few sec of latency, so it was not usable in RT. we used it only for none realtime stuf + a DV cam for real time. You might

Re: [PD] extrenal video card to capture video

2009-10-21 Thread chris clepper
Which OS are you using and what is the source? On Wed, Oct 21, 2009 at 5:32 AM, philippe boisnard philem...@mac.comwrote: Hello, It's for a reference. What video capture card has good results with pure data? thank you philippe ___

Re: [PD] Harmonia

2009-10-21 Thread chris clepper
I saw Harmonia play about ten years ago, and I was disappointed that Michael Rother did not play the guitar he had on stage. For me, the laptop based stuff they do now has a lot less of the innovation and charm of their work in the 70s. On Tue, Oct 20, 2009 at 7:26 AM, babsyco babsyco

Re: [PD] latency issue

2009-10-19 Thread chris clepper
On Mon, Oct 19, 2009 at 7:47 AM, Bjørn Nielsen bjo...@gmail.com wrote: Yeah, sorry that I said there was no latency, I do know that every software needs to process. What I meant to say was that the latency while recording was so low in fx Pro Tools, that I don't hear it. That is not the case

Re: [PD] latency issue

2009-10-18 Thread chris clepper
Jack is software that allows routing audio between applications. http://www.jackosx.com/about.html On Sun, Oct 18, 2009 at 6:22 AM, babsyco babsyco babs...@hotmail.comwrote: Thanks guys, but the latency is still around 20ms when I don't use the soundcard (I just tried it with the built in

Re: [PD] [GEM] OS X How to compile against SDK 10.5 in os x 10.6

2009-10-15 Thread chris clepper
? On Thu, Oct 15, 2009 at 6:01 AM, chris clepper cgclep...@gmail.com wrote: Try this flag: -isysroot /Developer/SDKs/MacOSX10.5.sdk On Thu, Oct 15, 2009 at 5:51 AM, Jaime Oliver jaime.oliv...@gmail.com wrote: Hi, I started a new thread as I believe people will start getting

Re: [PD] gem compiling error

2009-10-14 Thread chris clepper
Maybe try building against the 10.5 SDK? The error is due to the removal of functions from Quicktime. This will only get worse with each OS and QT version from Apple, so GEM probably has a limited lifespan on the Mac without some major rewriting. Making the changes would likely require a fork

Re: [PD] gem compiling error

2009-10-14 Thread chris clepper
Oh. You absolutely need the Apple dev tools installed to build GEM. On Wed, Oct 14, 2009 at 5:18 PM, Jaime Oliver jaime.oliv...@gmail.comwrote: would installing xcode for osx 10.5 do it? Maybe try building against the 10.5 SDK? Do you have any pointers on how to do this? J --

Re: [PD] gem compiling error

2009-10-14 Thread chris clepper
? On Wed, Oct 14, 2009 at 5:32 PM, Jaime Oliver jaime.oliv...@gmail.comwrote: yes, i do have them, but i have the ones that come to osx 10.6 the question is should i get rid of that version and install the prior one? would that do it? best, J On Wed, Oct 14, 2009 at 2:22 PM, chris clepper

Re: [PD] clap clap bonk bonk

2009-10-12 Thread chris clepper
Try a large diaphragm dynamic mic like the Shure SM7 or old Beyer RE20 which take fast transient high dB sounds well. Put a pop filter in front of the mic and either compress the signal for a smoother envelope or gate it just to get the attack of the clap. On Mon, Oct 12, 2009 at 7:57 PM, Miller

[PD] October Pd workshops in Boston

2009-09-22 Thread chris clepper
I am conducting two Pd workshops next month in the Boston area. The first is on Sunday October 11, and is an intro course designed for artists who are curious about Pd, but have not really used it much. The first hour is dedicated to installing and setting up Pd on the attendee's laptop. The

Re: [PD] YUV v/s RGBA

2009-09-15 Thread chris clepper
On Mon, Sep 14, 2009 at 4:40 PM, Andres Ferrari an...@yahoo.com wrote: hello, i am trying to use pix_mask with 2 movies. the movies were encoded in RGBA colorspace (codec planarRGB) for .mov files. but when I open the video the pd console show that is not possible use pix_mask with 2 YUV

Re: [PD] new GUI screenshots

2009-09-15 Thread chris clepper
Do any of the metering correspond to a standard (PPM, VU, BBC, etc)? Or are they ProTools style mystery meters? On Mon, Sep 14, 2009 at 7:48 PM, Hans-Christoph Steiner h...@at.or.atwrote: On Sep 14, 2009, at 2:40 PM, Mathieu Bouchard wrote: On Sat, 12 Sep 2009, András Murányi wrote: It

Re: [PD] computer music WAS: Re: Pd at a livecoding event on the BBC

2009-09-08 Thread chris clepper
On Tue, Sep 8, 2009 at 10:39 PM, ydego...@gmail.com ydego...@gmail.comwrote: i like luc ferrari About 10-12 years ago I took Luc to a Chicago house club. He was really into dance music in the 90s, and not so much into 'computer music'. He was getting more inspiration from going to clubs than

Re: [PD] computer music WAS: Re: Pd at a livecoding event on the BBC

2009-09-04 Thread chris clepper
On Fri, Sep 4, 2009 at 8:35 AM, ydego...@gmail.com ydego...@gmail.comwrote: as far as noise is concerned, my favs all use analog equipment : wolf eyes, incapacitants, macronympha, to live and shave in L.A., kk null, ... 'The King of Noise' Boyd Rice made some of the best noise records

Re: [PD] computer music WAS: Re: Pd at a livecoding event on the BBC

2009-09-03 Thread chris clepper
On Thu, Sep 3, 2009 at 5:17 AM, Derek Holzer de...@umatic.nl wrote: (No I'm not anywhere near being banked by Mego, these just happened all to be sitting near the top of the pile due to repeated listening...although finding much computer music at all around my house is a bit of a challenge!)

Re: [PD] Firewire 800 camera for GEM

2009-08-14 Thread chris clepper
Any FW 400 cam is supposed to work with a FW 800 port with an adapter cable. On Fri, Aug 14, 2009 at 8:31 AM, Jack j...@rybn.org wrote: Hello, I look for a cheap camera ( 200 euros) with a Firewire 800 interface. I would like to use it for fiducial tracking. The camera would be attached to

Re: [PD] Mixing ie how best to use the IN and OUT clip meters?

2009-07-23 Thread chris clepper
A recording with any clipping severely limits what can be done afterwards for both dynamics and EQ processing. Keep the levels low when recording and bring the level up in the mastering stages. On Wed, Jul 22, 2009 at 12:10 PM, danomatika danomat...@gmail.com wrote: Howdy all, I've been

Re: [PD] Gem blackmagic/QuickTime/OSX problems (?)

2009-07-15 Thread chris clepper
I had to add some messages to pix_video to get the Blackmagic cards working at all. They only show up as one device with several inputs. Try a message like 'device 3, input 2' to configure the thing. Count how far down it is in the 'dialog' device window for the device number and then whatever

Re: [PD] How to exchange tables between different instances of pd in real time?

2009-07-14 Thread chris clepper
GEM has pix_share objects that allow for two instances of GEM to use the same images. Would this help you with the pix_sig2pix objects sharing pix data? On Mon, Jul 13, 2009 at 4:48 PM, Martin Schied crini...@gmx.net wrote: Hi! I'm currenty connecting a fft-analysis and resynthesis patch

Re: [PD] Save gem output to a DV cam

2009-07-14 Thread chris clepper
The options for recording GEM output are: pix_snap + pix_record - post more details on your problems (OS, QT version, patch) pix_write - records still image sequences in tiff or jpg. QT Pro can make them into a .mov capture card for DVI or VGA - Blackmagic Intensity will record DVI at 640x480,

Re: [PD] CPU Object...

2009-07-13 Thread chris clepper
The GEM crash comes from a system call to copy memory in pix_image. The system call is not the problem and pix_image has been very thoroughly tested. It could be hitting a memory limit for the process (4 GB!). You are either playing 100+ soundfiles in Pd already or there is a bug in readsf that

[PD] workshop in Boston August 1st

2009-07-07 Thread chris clepper
I am doing a basic Pd workshop in the Boston area on August 1st at Axiom Gallery. I will be covering simple patching, audio and GEM. The optional first hour will be dedicated to setting up the participant's laptops with Pd and getting audio and MIDI working. Space is limited to 12 and you must

Re: [PD] encoder for gem question

2009-06-25 Thread chris clepper
I recommend downloading FFDShow, the FFMPEG codecs for DirectShow, and testing with that. The lightest CPU load will probably be the Motion or Photo JPEG codec or DV. On Thu, Jun 25, 2009 at 3:43 AM, budi prakosa i...@deadmediafm.org wrote: hello, what is the lightest video encoder to be used

Re: [PD] sound and video

2009-06-15 Thread chris clepper
Try sending a 'volume 1' message to pix_film or pix_movie on OSX. On Sun, Jun 14, 2009 at 4:28 PM, Jose Luis Santorcuato santorcuat...@gmail.com wrote: Dear friends i can run videos, fx, and others, but not the sound of the videos... how connect the audio for videosmov mp4???

Re: [PD] pd_film: intensive use crashes PD

2009-06-12 Thread chris clepper
Post the crashlog and end the guessing. On Fri, Jun 12, 2009 at 2:24 PM, Daniel Almeida in...@yahoo.com wrote: pix_film works fine. I never had a problem with it before. I've done a VJ app that worked great. But I never used it for a very long time. Now I need something to be mixing video on

Re: [PD] Slow cpu/RJDJ patching approach ...

2009-05-26 Thread chris clepper
On Mon, May 25, 2009 at 6:03 PM, danomatika danomat...@gmail.com wrote: I've been running pd on my slow wearable (500Mhz) and, over the last year, the performance has gotten worse. This trend coincides with my greater understanding of pd and adoption of nice GOP guis. The first live video

Re: [PD] Slow cpu/RJDJ patching approach ...

2009-05-26 Thread chris clepper
On Tue, May 26, 2009 at 8:53 AM, danomatika danomat...@gmail.com wrote: Yeah, I'm definitely learning this. I do enjoy the creative limitations actually, it's just that things ran so much better a year ago with Ubuntu Hardy + Pd-extended 0.39 ... Perhaps I'm at the point where I just need to

Re: [PD] rewire for pd?

2009-05-23 Thread chris clepper
On Sat, May 23, 2009 at 7:33 AM, Luigi luigi.rensingh...@freenet.de wrote: there is nothing you can do with rewire, that cannot be done with jack, right ? Please correct me if i'am wrong Stream audio into ProTools. ___ Pd-list@iem.at mailing list

Re: [PD] sharing video capture between patches

2009-05-11 Thread chris clepper
pix_share on OSX and Linux. You may have to manually change the shm settings on OSX for HD video. On Mon, May 11, 2009 at 10:13 PM, Jaime Oliver jaime.oliv...@gmail.comwrote: Hi all, I am need to access a video capture from separate instances of pd in the same machine. how would one do

Re: [PD] pix_record issues with geos and frames per second

2009-05-10 Thread chris clepper
On Sun, May 10, 2009 at 10:16 AM, Roman Haefeli reduzie...@yahoo.de wrote: i am not totally sure, if this still applies, but iirc, [pix_record] has a hardcoded framerate of 20fps. This was never the case with pix_record on OSX and Windows. The pix_record object on those platforms records

Re: [PD] GEM pix_image+ram

2009-04-30 Thread chris clepper
On Thu, Apr 30, 2009 at 7:24 AM, IOhannes m zmoelnig zmoel...@iem.atwrote: stefan wrote: I don't succeed to use the hottest gem... anyway I will explain some others things I observe about that bug... (using os X 10.5 + pd-0.41.4-extended-20090429) with pix_film and .mov files there is no

Re: [PD] GEM pix_image+ram

2009-04-27 Thread chris clepper
On Mon, Apr 27, 2009 at 6:27 AM, IOhannes m zmoelnig zmoel...@iem.atwrote: first of all, this bug in Gem has been fixed in recent SVN (after your initial bug-report) the obvious solution is to run the hottest Gem (no release out, though; so you have to compile it yerself) and since it is

Re: [PD] Supported OSs

2009-04-20 Thread chris clepper
On Mon, Apr 20, 2009 at 1:06 PM, B. Bogart b...@ekran.org wrote: For GEM : * Intel macs? Works great on 10.4. 10.5 drivers still have some broken things though. * G4 macs still work? G4 and G5 work fine. Same caveat as the Intel Macs above. * Windows Vista? Totally unsupported.

Re: [PD] chroma_key to alpha with Gem?

2009-04-20 Thread chris clepper
I have done a lot of this type of processing with a shader. Just pick the color in the desired range and set the alpha of a pixel in that range to 0. After that just lay the video on top of each other. On Mon, Apr 20, 2009 at 3:34 PM, Hans-Christoph Steiner h...@at.or.atwrote: I was wondering

Re: [PD] capturing pd outwindow in win

2009-04-11 Thread chris clepper
pix_snap + pix_record is what you want. Make sure it is the last thing in the render order ( [gemhead 99] ). On Sat, Apr 11, 2009 at 7:16 AM, bra...@subnet.at wrote: hi all does anybody know how to capture a gemwindow. i tried snap2tex but failed. snap2tex does not force pix_record to

Re: [PD] agenda for upcoming book sprint?[GEM sprint]

2009-03-28 Thread chris clepper
On Sat, Mar 28, 2009 at 6:10 AM, Derek Holzer de...@umatic.nl wrote: side note to HC: is X11 a prerequisite for GEM on OSX Pd Extended now? I saw some people at my last workshop had some missing libs with newer Pd Extended installers... Nothing in the GEM code relies on X11, but I

Re: [PD] agenda for upcoming book sprint?[GEM sprint]

2009-03-28 Thread chris clepper
On Sat, Mar 28, 2009 at 10:01 AM, chris clepper cgclep...@gmail.com wrote: Nothing in the GEM code relies on X11, That should read 'Nothing in the GEM OSX code relies on X11'. Obviously, Linux uses X11 for window and event handling. ___ Pd-list

Re: [PD] still struggling with basic understanding of Gem dataflow

2009-03-25 Thread chris clepper
There are two types of objects in GEM: pix and OpenGL. Pix objects do work in the top to bottom manner like Pd DSP objects. One thing to keep in mind is that the pix_ objects use 'in place' processing which means that the pixel data is overwritten by each object. For most types of processing

Re: [PD] steep filter?

2009-03-24 Thread chris clepper
Are there any FIR filters in Pd? Those can have really steep slopes like 96dB per octave. On Sun, Mar 15, 2009 at 1:37 PM, hard off hard@gmail.com wrote: it's not possible to filter without ANY roll-off as far as i know. ___ Pd-list@iem.at

Re: [PD] GEM on Linux netbook

2009-03-11 Thread chris clepper
On Linux the Nvidia GPU is the way to go for GEM. You could probably get acceptable performance for basic GEM use from the Acer, but what takes most of the CPU to do with the Intel GMA processor barely taxes a modern GPU. For example, I have measured performance between a MacBook/Mac Mini and

Re: [PD] partconv optimization

2009-03-10 Thread chris clepper
Ben tried to write an SSE version of the convolution routine, but did not get a working one. As I recall the problem is that SSE lacks a critical operation to make it efficient (or perhaps even possible) to run as vector code. You can always just set the compiler flags to the extreme levels and

Re: [PD] Call for GSoC mentors! March 9th deadline!

2009-03-06 Thread chris clepper
I added my name to the VeeJay project to advise on how the low level stuff affects performance and stability. I don't know if a project can have more than one mentor though. On Fri, Mar 6, 2009 at 6:31 AM, Derek Holzer de...@umatic.nl wrote: Since I'm completely uninterested in touching

Re: [PD] Call for GSoC mentors! March 9th deadline!

2009-03-06 Thread chris clepper
, and possible C++ coding as well. On Fri, Mar 6, 2009 at 11:43 AM, Derek Holzer de...@umatic.nl wrote: That's great, let's see what happens ;-) d. chris clepper wrote: I added my name to the VeeJay project to advise on how the low level stuff affects performance and stability. I don't know

Re: [PD] Call for GSoC mentors! March 9th deadline!

2009-03-06 Thread chris clepper
projects need way more documentation done than coding. Maybe they will have a Winter of Docs? chris clepper wrote: My own suggestion for a GEM project would be to create a tutorial and accompanying manual that covers the basic operation. The other idea involves making the more advanced

Re: [PD] Pd/GEM and camera for tracking

2009-03-05 Thread chris clepper
Even the cheapest consumer DV camera will outperform industrial cameras costing thousands of dollars. On Thu, Mar 5, 2009 at 12:09 PM, Jack j...@rybn.org wrote: Hello list, I'm looking for a good camera (FireWire or USB) working on MacOSX with Pd and GEM. This camera will be used to track

Re: [PD] Pd/GEM and camera for tracking

2009-03-05 Thread chris clepper
PM, Jaime Oliver jaime.oliv...@gmail.comwrote: yeah, just make sure it is uncompressed fw to avoid latency. On Thu, Mar 5, 2009 at 9:54 AM, chris clepper cgclep...@gmail.com wrote: Even the cheapest consumer DV camera will outperform industrial cameras costing thousands of dollars. On Thu

Re: [PD] strange wave

2009-03-02 Thread chris clepper
The length of that file is zero according to the header as read by SoundHack. On Mon, Mar 2, 2009 at 1:23 PM, Hans Roels hans.ro...@versateladsl.bewrote: Hello, Sometimes when I record audio in Pd, a wave file is created that Pd can't open or play. If I try to open this wave file in an other

Re: [PD] I am a new user confused as to why I cant get GEM object to work.

2009-02-24 Thread chris clepper
On Tue, Feb 24, 2009 at 3:11 AM, Simon Wise simonzw...@gmail.com wrote: it seems that Gem also depends on X11 libraries - for the font stuff I guess??, quoting the earlier post ... That is only because it is built incorrectly. ___ Pd-list@iem.at

Re: [PD] max for live

2009-01-29 Thread chris clepper
As a former jMax developer (vDSP with Christian Klippel) I can say that it embodied planned obsolescent crap software. I don't use Live, but it doesn't appear anywhere near the mismanaged mess that jMax was. On Thu, Jan 29, 2009 at 2:57 AM, day five day5...@gmail.com wrote: Live is garbage and

Re: [PD] GEM: the sound is gone!!

2008-11-11 Thread chris clepper
On OSX try sending a 'volume 1' message to pix_movie. 2008/11/11 Carlos Caires [EMAIL PROTECTED] Hi, Is there any one who can help me with this: - I've transposed my PD/Gem patch from pd-0.38.4-extended (Mac OS 10.3.9) to my new macbook intel and updated it with the new PD version

Re: [PD] Chicago Patching Circle

2008-11-10 Thread chris clepper
There have been Pd user groups in Chicago in the past. One used to meet at Deadtech, but I think Rob Ray is currently at RPI. Before that there was a Max user group that also encompassed Pd and SuperCollider which I helped start out many years ago ('98 or so). You may want to contact the

Re: [PD] Blend of two gem_lists.

2008-11-01 Thread chris clepper
spigot has no problem with gem_list On Sat, Nov 1, 2008 at 5:31 PM, Daniel Almeida [EMAIL PROTECTED] wrote: Hi List. I've been working on a patch for a performance. My idea is to make a simpler vj app with two layers and several videos. I'm now working on the flattening of the layers and I

Re: [PD] line~ for syncing to video

2008-10-31 Thread chris clepper
Cyrille points out the correct method of syncing video to an audio clock. All hardware devices and professional software use the audio to clock the video. On Fri, Oct 31, 2008 at 4:48 AM, cyrille henry [EMAIL PROTECTED]wrote: hello, i'm wondering why did you sync audio on video : i think it

Re: [PD] [GEM-dev] Timing and PD....

2008-10-30 Thread chris clepper
Internally, objects like pix_image and pix_film set flags for whether an image is new or not. This tells other objects to update. Perhaps a generic object (pix_info ?) can output when that flag is set. pix_share is a little different than image loading as it just dumps a new image into the

Re: [PD] gem, texture management

2008-10-30 Thread chris clepper
On Thu, Oct 30, 2008 at 3:22 PM, [EMAIL PROTECTED] wrote: Hi people, Can someone, explain how gem manage the textures in the graphics card memory? To the best of my knowledge there is no way to map memory on the GPU from the user side. The driver either handles the memory well or it does

Re: [PD] GEM repeat + where is the bottleneck?

2008-10-26 Thread chris clepper
You are resetting the GPU matrices millions of times per second, which is probably not in the design goals of the manufacturer (to say the least!). Maybe you need to look into writing your own pix_ object or some of the vertex_ objects. On Sun, Oct 26, 2008 at 9:21 AM, rainer _ [EMAIL PROTECTED]

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