Re: [linux-audio-dev] Programming language

2007-02-23 Thread Kjetil S. Matheussen
Carlo Trimarchi: My intention was to build an end-user application. One plays notes on the keyboard and it memorizes and shows them on a staff. There you can modify the duration of a note and other things and then playback. I wanted to implement some other functions: for example, one before

[linux-audio-dev] [ANN] Mammut V0.57

2007-02-16 Thread Kjetil S. Matheussen
Homepage: http://www.notam02.no/arkiv/doc/mammut/ Screenshot: http://www.notam02.no/arkiv/doc/mammut/mammut.png Changes 0.22 - 0.57 - -Ported from gtk1 to juce. -Various bells and whistles -Binaries for windows and mac -Various other things

[linux-audio-dev] Re: Sound processing objects architecture, is it possible?

2007-01-24 Thread Kjetil S. Matheussen
Paul Davis: On Wed, 2007-01-24 at 16:06 +0100, Jay Vaughan wrote: At 20:08 +0100 22/1/07, Stefano D'Angelo wrote: What I'd like to work on is a sound processing architecture (LADSPA, VST, DSSI, etc.) wrapper, which hides the details of a particular implementation to audio program developers.

[linux-audio-dev] Re: Sound processing objects architecture, is it possible?

2007-01-24 Thread Kjetil S. Matheussen
On Wed, 24 Jan 2007, Kjetil S. Matheussen wrote: Paul Davis: On Wed, 2007-01-24 at 16:06 +0100, Jay Vaughan wrote: At 20:08 +0100 22/1/07, Stefano D'Angelo wrote: What I'd like to work on is a sound processing architecture (LADSPA, VST, DSSI, etc.) wrapper, which hides the details

Re: [linux-audio-dev] an relevant link about Vista

2007-01-16 Thread Kjetil S. Matheussen
Wayne Myers: I'm not a fan of Microsoft either, but I do not believe there is any place for your extremely contentious political opinions with regard to the Middle East on this list. At all. You are of course entirely free to express those opinions, but you might try choosing a forum where

[linux-audio-dev] [ANN] Das_watchdog V0.3.1

2007-01-05 Thread Kjetil S. Matheussen
Download from http://www.notam02.no/arkiv/src/ Das_watchdog Whenever a program locks up the machine, das_watchdog will temporarily sets all realtime process to non-realtime for 8 seconds. You will get an xmessage window up on the screen whenever that happens. Das_watchdog is

[linux-audio-dev] [ANN] Snd-ls V0.9.7.12 and jack_capture V0.3.9

2006-11-08 Thread Kjetil S. Matheussen
Snd-ls v0.9.7.7 === Snd-ls is a distribution of Bill Schottstaedt's sound editor SND. Its target is people that don't know scheme very well, and don't want to spend too much time configuring Snd. It can also serve as a quick introduction to Snd and how it can be set up. Changes

[linux-audio-dev] Re: Re: alsa, oss , efficiency?

2006-11-02 Thread Kjetil S. Matheussen
lemmel: Le mercredi 01 novembre 2006 16:51, Kjetil S. Matheussen a écrit : Only the oss modules in the linux kernel are deprecated. Programs using the OSS api will still continue to work, currently most importantly because of the oss emulation module in alsa. I knew that the oss module

[linux-audio-dev] Re: alsa, oss , efficiency?

2006-11-01 Thread Kjetil S. Matheussen
lemmel: Hi everyone. for a project, we need to be able to play sound (at first look wav file), and we made several tests ; with a created stereo sound, we try to use alsa but the results doesn't fullfill our needs : sound played at the time, T, we want, and finished at the date,

[linux-audio-dev] [ANN] Snd-ls 0.9.7.7 and Ceres V0.46

2006-11-01 Thread Kjetil S. Matheussen
Snd-ls v0.9.7.7 === Snd-ls is a distribution of Bill Schottstaedt's sound editor SND. Its target is people that don't know scheme very well, and don't want to spend too much time configuring Snd. It can also serve as a quick introduction to Snd and how it can be set up. Changes

[linux-audio-dev] [ANN] Vmwaredspjack 1.3, Snd-ls 0.9.7.6 and Jack_capture V0.3.8

2006-10-30 Thread Kjetil S. Matheussen
Vmwaredspjack = This is the vmwaredsp program, made by Petr Vandrovec, which makes vmware work with esd or arts. This version adds jack support as well. (Unfortunately, jacklaunch (which is a similar program) doesn't work with vmware, but I think Gunter is working on it... :-) .)

[linux-audio-dev] [ANN] San Dysth V0.1.0, Snd-ls V0.9.7.1, E-Radium V0.61f

2006-10-02 Thread Kjetil S. Matheussen
1. === San Dysth is a standalone realtime soft-synth written in SND. It was first developed as final project for the 220c course at CCRMA. For information about the used synthesizing routine and sound examples, check out San Dysths homepage at: http://www.notam02.no/~kjetism/sandysth/

[linux-audio-dev] [ANN] jack_capture V0.3.1, das_watchdog V0.2.2 and Mammut V0.22

2006-07-11 Thread Kjetil S. Matheussen
http://ccrma.stanford.edu/~kjetil/src/ jack_capture * jack_capture is a small program to capture whatever sound is going out to your speakers into a file without having to patch jack connections, fiddle around with

[linux-audio-dev] [ANN] jack_capture V0.2.4

2006-06-20 Thread Kjetil S. Matheussen
jack_capture is a small program to capture whatever sound is going out to your speakers into a file without every having to patch jack connections, fiddle around with fileformats, or set options on the argument line. This is the program I always wanted to have for jack, but no one made. So

Re: [linux-audio-dev] Writing a winner takes it all gain filter.

2006-06-17 Thread Kjetil S. Matheussen
Steve Harris: Hum. It's maybe not tactfuly expressed, but the s-expression syntax has a number of objectors with informed positions. It is near one end of a broad spectrum of languages so inevitably not to everyones taste. Sure. Syntax can be more compact without s-expressions, and the

Re: [linux-audio-dev] Writing a winner takes it all gain filter.

2006-06-16 Thread Kjetil S. Matheussen
Alex Polite: Hi there. Thanks to everyone who responded to the request about high level languages for audio work. I made a wikipage to order your input and my findings. http://tinyurl.com/p4zqo It definitely looks like Faust is the most serious contender for writing LADSPA plugins. It seems

Re: [linux-audio-dev] Writing LADSPA plugins in high level language

2006-06-15 Thread Kjetil S. Matheussen
Albert Graef: assembler for the low-level stuff. (Not sure about snd, does it compile to native code which can execute in realtime?) Yes, the realtime extension that I wrote compiles a scheme-like language into hard realtime-safe c code, which can be run and scheduled while snd is running.

[linux-audio-dev] Re: Writing LADSPA plugins in high level language?

2006-06-15 Thread Kjetil S. Matheussen
David Cournapeau: On Wed, Jun 14, 2006 at 07:47:36AM +0200, Alex Polite wrote: Hi there. Is it possible to write LADSPA plugins in anything but C/C++? I prefer perl, ruby or python. alex Anything but C/C++, yes. See FAUST [1], a compiled language designed specificly for processing audio

[linux-audio-dev] Re: Writing LADSPA plugins in high level language?

2006-06-15 Thread Kjetil S. Matheussen
On Thu, 15 Jun 2006, Kjetil S. Matheussen wrote: David Cournapeau: On Wed, Jun 14, 2006 at 07:47:36AM +0200, Alex Polite wrote: Hi there. Is it possible to write LADSPA plugins in anything but C/C++? I prefer perl, ruby or python. alex Anything but C/C++, yes. See FAUST [1], a compiled

[linux-audio-dev] Re: Writing LADSPA plugins in high level language?

2006-06-14 Thread Kjetil S. Matheussen
Phil Frost: Subject: Re: [linux-audio-dev] Writing LADSPA plugins in high level language? To: The Linux Audio Developers' Mailing List linux-audio-dev@music.columbia.edu Message-ID: [EMAIL PROTECTED] Content-Type: text/plain; charset=us-ascii On Wed, Jun 14, 2006 at 07:47:36AM

[linux-audio-dev] Re: Writing LADSPA plugins in high level language?

2006-06-14 Thread Kjetil S. Matheussen
Steve: I think this is a worthwhile topic actually... There is currently a shortage of interest in developing good alternative NATIVE machine-language-compiled languages. Although I have been programming C/C++ for a long time, I have lately been getting into Python and I really like it...

[linux-audio-dev] Re: LADSPA2 name

2006-04-27 Thread Kjetil S. Matheussen
I vote for LADSPA as well.

[linux-audio-dev] Re: LADSPA 2 name

2006-04-26 Thread Kjetil S. Matheussen
Steve Harris: Several people have suggested that LADSPA is not a great name for what we are calling LADSPA 2. Reasons for this include: The L, it's not really linux specific, and though /we/ know that its the L of LAD, its not obvious to people outside. The S, it ain't really going to be

Re: [linux-audio-dev] RDF for CAPS plugins

2006-04-20 Thread Kjetil S. Matheussen
Tim Goetze: Alas, humanely commented code has always been a rare commodity ... :)) Nope, code that needs to be commented is bad code. (most of my code is, by the way)

Re: [linux-audio-dev] (no subject)

2006-04-15 Thread Kjetil S. Matheussen
Esben Stien: Kjetil S. Matheussen [EMAIL PROTECTED] writes: snd as a widget in ardour How about doing this with the verse protocol and daemon or in the same spirit?. That way, any editor that supports this protocol, could edit a live region. Thats an insanely large project you

[linux-audio-dev] (no subject)

2006-04-14 Thread Kjetil S. Matheussen
Paul Davis: On Fri, 2006-04-14 at 16:47 +0200, [EMAIL PROTECTED] wrote: P == Paul Davis [EMAIL PROTECTED] writes: P P On Thu, 2006-04-13 at 17:45 -0700, Kjetil S. Matheussen wrote: The biggest thing about this release of Snd-ls is probably that the rt-player is enabled by default. The rt

[linux-audio-dev] [ANN] Snd-ls V0.9.6.2

2006-04-13 Thread Kjetil S. Matheussen
Download from http://ccrma.stanford.edu/~kjetil/src/ Snd-ls is a distribution of Bill Schottstaedt's sound editor SND. Its target is people that don't know scheme very well, and don't want to spend too much time configuring Snd. It can also serve as a quick introduction to Snd and how it can

Re: [linux-audio-dev] Re: fast linear resampling on ARM - suggestions?

2006-03-30 Thread Kjetil S. Matheussen
Erik de Castro Lopo: Kjetil S. Matheussen wrote: Was this with the linear resampler lib libsamplerate? In case, you should know that its terrible slow. Last time I tried, the fastest sinc resampler in CLM was almost as fast as the linear resampler in libsamplerate. (Erik, you should do

[linux-audio-dev] Re: fast linear resampling on ARM - suggestions?

2006-03-29 Thread Kjetil S. Matheussen
Tobias Scharnberg: Hello List, I'm trying to find a library or code-snippet in order to do audio resampling from 8khz to 44,1khz and from 44,1khz to 8khz. I need to resample the data in realtime - resampling a buffer of data, not a soundfile. The quality doesn't need to be good so I guess the

[linux-audio-dev] [ANN] Snd-ls V0.9.5.5, Das_Watchdog V0.2.2 and Ceres V0.44

2006-03-25 Thread Kjetil S. Matheussen
* 1. Snd-ls v0.9.5.5 === Contains Snd v7.15 from 17.8.2005 About - Snd-ls is a distribution of the sound editor Snd. Its target is people that don't know scheme very well, and don't want to

[linux-audio-dev] Re: linux-audio-dev] LADSPA processing: ams, om, ... Anything else?

2006-03-16 Thread Kjetil S. Matheussen
Andrew Gaydenko: Are there alternatives for 'ams' and 'om'? My problems are: - 'ams' has not text fields to type-in controls values with needed precision, sliders are not sufficient, - 'om' engine has too many crashes (I see, it is normal, as the app is under development). Anything

[linux-audio-dev] [ANN] Snd-ls V0.9.5.4 and Das_Watchdog V0.2.1

2006-02-27 Thread Kjetil S. Matheussen
Download from http://ccrma.stanford.edu/~kjetil/src/ Snd-ls v0.9.5.4 Contains Snd v7.15 from 17.8.2005 About - Snd-ls is a distribution of the sound editor Snd. Its target is people that don't know scheme very well, and don't want to spend too much time

Re: [linux-audio-dev] Portable C++ MIDI libraries review

2006-02-25 Thread Kjetil S. Matheussen
Hi, I've had the pleasure and misfortune to test both of the widely known portable MIDI libraries, and now believe I have found one that works to my satisfaction. This is not a quantifiable review with benchmarking but the subjective experience of someone who has implemented a very simple yet

[linux-audio-dev] Re: Free Software vs. Open Source: Where do*you* stand?

2006-02-21 Thread Kjetil S. Matheussen
Pete Bessman: But try programming a complex synth line, replete with legatos and extremely- small interval fragments, and add in automation of filfreq, reso, panning, etc. It's doable, but it's painful. And the more time you spend fighting an app, the less time you spend making music.

Re: [linux-audio-dev] Re: Free Software vs. Open Source: Where do*you* stand?

2006-02-21 Thread Kjetil S. Matheussen
Pete Bessman: On Tue, 2006-02-21 at 01:31 -0800, Kjetil S. Matheussen wrote: And here is the sound: http://ccrma.stanford.edu/~kjetil/jack_capture_1.ogg I'd say its pretty good to be done by an amatour in a hurry. :-) Well, that was interesting. I had no idea this program even existed

[linux-audio-dev] (no subject)

2006-02-21 Thread Kjetil S. Matheussen
Lee Revell: On Tue, 2006-02-21 at 14:08 +0100, David Kastrup wrote: Who is talking about not paying? This whole discussion was ignited when someone advocated pirating (or stealing, or whatever) commercial software. Why don't you want to distinct between copyright violation (which is a

[linux-audio-dev] Re: No Subject

2006-02-21 Thread Kjetil S. Matheussen
On Tue, 21 Feb 2006, Lee Revell wrote: On Tue, 2006-02-21 at 16:57 -0800, Kjetil S. Matheussen wrote: Lee Revell: On Tue, 2006-02-21 at 14:08 +0100, David Kastrup wrote: Who is talking about not paying? This whole discussion was ignited when someone advocated pirating (or stealing

[linux-audio-dev] Re: No Subject

2006-02-21 Thread Kjetil S. Matheussen
On Tue, 21 Feb 2006, Lee Revell wrote: On Tue, 2006-02-21 at 17:23 -0800, Kjetil S. Matheussen wrote: On Tue, 21 Feb 2006, Lee Revell wrote: On Tue, 2006-02-21 at 16:57 -0800, Kjetil S. Matheussen wrote: Lee Revell: On Tue, 2006-02-21 at 14:08 +0100, David Kastrup wrote: Who is talking

[linux-audio-dev] Re: Free Software vs. Open Source: Where do *you* stand?

2006-02-20 Thread Kjetil S. Matheussen
Pete Bessman: Well, I'm about to crack open a can of worms, but let me just say that I'm 100% not interested in starting any debates/fights/riots/states-of- emergency. All I'm interested in is hearing where people stand and why --- I don't want to persuade people one way or the other, and I'd

[linux-audio-dev] [ANN] E-Radium V0.61e and Das_Watchdog V0.2.0

2006-02-20 Thread Kjetil S. Matheussen
Download from http://ccrma.stanford.edu/~kjetil/src/ * E-radium E-radium is Radium and a special version of E-UAE (with support for realtime scheduling and alsa midi). Radium is a unique type of music event editor made to be

Re: [linux-audio-dev] Re: [Jackit-devel] [ANN] das_watchdog 0.0.1 and jack_capture v0.2.3

2006-02-18 Thread Kjetil S. Matheussen
stefan kersten: On Mon, Feb 13, 2006 at 01:22:21PM +0100, Florian Schmidt wrote: echo '/usr/local/sbin/das_watchdog /dev/null' /etc/rc.local This assumes an initscript style that's not used on all linux systems. i've attached a simple /etc/init.d script; on debian you can do: # cp

[linux-audio-dev] [ANN] das_watchdog 0.1.2

2006-02-15 Thread Kjetil S. Matheussen
Sorry for all the announcements. I think I got it right now. ;-) I have fixed up the compilation problems, corrected the DISPLAY environment variable, and let both the program and makefile give warning/error if the softirq-timer/0 or ksoftirqd/0 processes aren't set to have highest

[linux-audio-dev] [ANN] das_watchdog 0.1.0

2006-02-13 Thread Kjetil S. Matheussen
Download from http://ccrma.stanford.edu/~kjetil/src/ INSTALLING -- make cp das_watchdog /usr/local/sbin/ echo '/usr/local/sbin/das_watchdog /dev/null ' /etc/rc.sysinit reboot USAGE - Whenever a program locks up the machine, the watchdog temporarily sets all realtime process to

[linux-audio-dev] [ANN] das_watchdog 0.0.1 and jack_capture v0.2.3

2006-02-12 Thread Kjetil S. Matheussen
Download from http://ccrma.stanford.edu/~kjetil/src/ Das_Watchdog ABOUT - Das_Watchdog is a program heavily and shamefully inspired by the rt_watchdog program made by Florian Schmidt: http://tapas.affenbande.org/?page_id=38 However, this one has some improvements: 1. It

[linux-audio-dev] [ANN] jack_capture v0.2.2

2006-02-05 Thread Kjetil S. Matheussen
(Sorry for all the double-postings. I have no idea why that happens.) ABOUT - jack_capture is a small simple program to capture whatever sound is going out to your speakers into a file. This is the program I always wanted to have for jack, but no one made. So here it is. CHANGES ---

[linux-audio-dev] [ANN] jack_capture v0.2.1

2006-02-03 Thread Kjetil S. Matheussen
Cesare Marilungo wrote: line 371: char *optstring = d:c:b:B:h; 'd' should have been 'f'. Sorry, I already found this when got v0.1.1 and forgot to write you. :-) Thanks! New version is up at http://ccrma.stanford.edu/~kjetil/src/ 0.2.0 - 0.2.1: * Removed optional -f argument (that didn't

[linux-audio-dev] [ANN] jack_capture v0.2.0 (Re: [ANN] jack_capture v0.0.1)

2006-02-02 Thread Kjetil S. Matheussen
http://ccrma.stanford.edu/~kjetil/src/ CHANGES 0.1.1 - 0.2.0: *Automatically disconnect and connect ports while program is running. Previously, the connections where only set up when the program started. *Added make install. *Various smaller changes. On Fri, 25 Nov 2005, Kjetil S

[linux-audio-dev] Ladspa GUIs (Was Re: [linux-audio-user] Acid type program

2006-01-27 Thread Kjetil S. Matheussen
Reuben Martin: (Why hasn't anyone made a ladspa plugin with a GUI by the way? Its really simple just spawning of a gui process program.) Because you have no way of knowing if the platform you are running it No no, you misunderstand. I said spawning of a gui process (I should rather have

[linux-audio-dev] Re: templates - little bit OT

2006-01-20 Thread Kjetil S. Matheussen
Lars Luthman: On Thu, 2006-01-19 at 00:41 +0100, conrad berhörster wrote: class MyClass { MyClass(); MyClass(n,n); private: matrixn,n }; this means, at runtime, i want to set the size of the matrix. is this possible? this are divers concepts (templates and runtime) , aren't they? It

[linux-audio-dev] Re: declicking algorithm?

2005-12-15 Thread Kjetil S. Matheussen
Paul Coccoli: On a semi-related note, can someone recommend any Free libraries in C or C++ that implement things like oscillators, filters, etc.? http://www.iua.upf.es/mtg/clam/ http://ccrma.stanford.edu/software/stk/ --

Re: [linux-audio-dev] Implementing synthesizer????

2005-12-15 Thread Kjetil S. Matheussen
Paul Davis: On Fri, 2005-12-16 at 12:15 +0900, chandrasheakhar singh wrote: Dear All, After successful implementation of player + synthesizer as a loadable kernel module in linux 2.6.11 for OMAP 2420. My next mission is to implement synth and sequencer seperately in linux kernel

[linux-audio-dev] [ANN] jack_capture v0.0.1

2005-11-25 Thread Kjetil S. Matheussen
http://www.notam02.no/arkiv/src/ ABOUT - jack_capture is a small simple program to capture whatever sound is going out to your speakers into a file. This is the program I always wanted to have for jack, but no one made. So here it is. USAGE - jack_capture [-f filename] [ -b

Re: [linux-audio-dev] Documentation of the PADsynth synthesis algorithm

2005-10-16 Thread Kjetil S. Matheussen
Paul: Hi. I am Paul, the author of ZynAddSubFX software synthesizer. I wrote a complete documentation of how the PADsynth synthesis algorithm works. It includes the full description of the algorithm: overview, text description, diagrams, pseudocode; example C/C++ implementations and a

Re: [linux-audio-dev] Lots of stuff...

2003-09-13 Thread Kjetil S. Matheussen
On Fri, 12 Sep 2003, James Shuttleworth wrote: why don't you take an existing program and make it do something better, or something that it doesn't already do? your contribution will be more valuable, you'll learn from the inside out rather than outside in, and you still get to learn

Re: [linux-audio-dev] Lots of stuff...

2003-09-13 Thread Kjetil S. Matheussen
On Sat, 13 Sep 2003, James Shuttleworth wrote: On Sat, 13 Sep, 2003 at 01:31PM +0200, Kjetil S. Matheussen spake thus: On Fri, 12 Sep 2003, James Shuttleworth wrote: why don't you take an existing program and make it do something better, or something that it doesn't already do

Re: [linux-audio-dev] Re: gQ for Linux

2003-08-14 Thread Kjetil S. Matheussen
On Thu, 14 Aug 2003, Dave Phillips wrote: Martijn Sipkema wrote: [...] What is 'ALport' and 'ALconfig', and where are they defined? Those are part of the SGI audio library and I woudn't expect them to be available under Linux. Actually they are available for Linux. Richard

Redhat9/NTPL/SCHED_FIFO (Re: [linux-audio-dev] some interesting docsfor 2.6 testers...

2003-07-24 Thread Kjetil S. Matheussen
This is something I'm wondering about as well. I'm a system administrator for 8 linux audio workstations, and the university wants us to switch to redhat 9 (which use ntpl) before the end of the year. If redhat9 doesnt support SCHED_FIFO, I won't do that, and should tell the university as soon as

Re: [linux-audio-dev] calling all planet ccrma users ...

2003-07-22 Thread Kjetil S. Matheussen
On Tue, 22 Jul 2003, Paul Davis wrote: i'm trying to install nando's wondrous package collection on RH8.0. it seems that the alsa-lib RPM has a dependency on GLIBC-2.3.2, which doesn't appear to exist on RH8.0. has anyone run into this? Seems like glibc-2.3.2 is a part of the redhat

Re: [linux-audio-dev] System Exclusive question

2003-06-09 Thread Kjetil S. Matheussen
On Mon, 9 Jun 2003, Jay Vaughan wrote: Chris, I'm trying to write a patch editor and librarian for Roland's CM-32L synth module. This was a repackaged version of the popular MT-32 with 8 part multimbral support, separate drums and a basic reverb facility. The only controls on the front

Re: [linux-audio-dev] Radium V0.62alpha for linux.

2003-06-03 Thread Kjetil S. Matheussen
On Mon, 2 Jun 2003, Frank Barknecht wrote: Hallo, Kjetil S. Matheussen hat gesagt: // Kjetil S. Matheussen wrote: And here is a screenshot of 0.62 running in linux: http://www.notam02.no/radium/pictures/v062_linux.png (notice the runnning of xlib(editor), qt(fx selector), gtk(midi

Re: [linux-audio-dev] Radium V0.62alpha for linux.

2003-06-03 Thread Kjetil S. Matheussen
On Tue, 3 Jun 2003, Frank Barknecht wrote: Hallo, Kjetil S. Matheussen hat gesagt: // Kjetil S. Matheussen wrote: Well, its actually four programs (sometimes five, I use xterm a lot too) running simultaniously communicating via sockets. But for the user, it should look and feel like

[linux-audio-dev] Radium V0.62alpha for linux.

2003-06-02 Thread Kjetil S. Matheussen
* This is an extremely informal release. The program is not useful yet for linux, but the porting is nearly there. So for anyone interested in looking at, in my opinion, the best :) graphical note-based music editor for any plattform, running in linux, here is a .tar.bz2 file:

Re: [linux-audio-dev] A best event delegation strategy?

2003-05-31 Thread Kjetil S. Matheussen
On Fri, 30 May 2003, Lukas Degener wrote: Kjetil: yes i have tried pd some time ago, and was rather impressed by what it could do. I guess by now it is possible to cook coffee and get the girl next door laid with it. :-) But i haven't ever looked at the code. And i imagine it to be rather

Re: [linux-audio-dev] lock-free ring buffer code

2003-04-04 Thread Kjetil S. Matheussen
On Thu, 3 Apr 2003, Tim Hockin wrote: i remember i have read a statement about a lock free ringbuffer implemented in C somewhere. courtesy of paul davis: you should use a lock free ringbuffer. we will be adding example code to the example-clients directory soon. existing

Re: [linux-audio-dev] shared memory tools?

2003-03-06 Thread Kjetil S. Matheussen
On Thu, 6 Mar 2003, Juhana Sadeharju wrote: Hello. I need two functions: make_shm(int size, char *key) -run by root -creates a locked shared memory segment -returns a key (preferably a string) which is used to access the shared memory char *request_shm(char *key) -run by users

Re: [PD-announce] Re: [linux-audio-dev] ANN: k_jack v0.0.0.5 andMammut v0.15

2003-01-24 Thread Kjetil S. Matheussen
On Thu, 23 Jan 2003, Kai Vehmanen wrote: k_jack performs okey. You dont have to run things with realtime priority. What does cat /proc/asound/card0/pcm0[cp]/sub0/[hs]w_params output while you are running k_jack? This information should help us understand the benefits of k_jack over

Re: [Jackit-devel] Re: [PD-announce] Re: [linux-audio-dev] ANN:k_jack v0.0.0.5 and Mammut v0.15

2003-01-24 Thread Kjetil S. Matheussen
On Fri, 24 Jan 2003, Paul Davis wrote: Hmm, this is quite interesting. With a period size of 64 frames, you'd get quite a lot of context switches with jackd. Kjetil, does your ipc-lib make the context switches this often? Another interesting this is how this high interrupt frequency

Re: [Jackit-devel] Re: [PD-announce] Re: [linux-audio-dev] ANN:k_jack v0.0.0.5 and Mammut v0.15

2003-01-24 Thread Kjetil S. Matheussen
On Fri, 24 Jan 2003, Kai Vehmanen wrote: On Fri, 24 Jan 2003, Kjetil S. Matheussen wrote: I'm at work now, and we ~only have delta cards. At home I use a built-in sound-card on an nforce chipset. But I get nearly the same good performance in pd here as at home. So here is delta44

Re: [Jackit-devel] Re: [PD-announce] Re: [linux-audio-dev] ANN:k_jack v0.0.0.5 and Mammut v0.15

2003-01-24 Thread Kjetil S. Matheussen
On Fri, 24 Jan 2003, Paul Davis wrote: they did, I suspect that they'd get similar performance to pd. it would be interesting to hear how pd works with, say, a period size of 1024 and a buffer size of 2048 (i.e. 2 mid-size periods) instead of lots of small periods. Pd wont run with that

Re: [Jackit-devel] Re: [PD-announce] Re: [linux-audio-dev] ANN:k_jack v0.0.0.5 and Mammut v0.15

2003-01-24 Thread Kjetil S. Matheussen
On Fri, 24 Jan 2003, Paul Davis wrote: This means that you could be having small xruns all the time! Of course, really long breaks are always audible, but shorter ones are sometimes quite subtle. Still, you are losing audio data. I guess so. But its not necesarrily very import, at

Re: [Jackit-devel] Re: [PD-announce] Re: [linux-audio-dev] ANN:k_jack v0.0.0.5 and Mammut v0.15

2003-01-24 Thread Kjetil S. Matheussen
On Fri, 24 Jan 2003, Kai Vehmanen wrote: On Fri, 24 Jan 2003, Kjetil S. Matheussen wrote: This means that you could be having small xruns all the time! Of course, really long breaks are always audible, but shorter ones are sometimes quite subtle. Still, you are losing audio data. I

[linux-audio-dev] ANN: k_jack v0.0.0.5 and Mammut v0.15

2003-01-20 Thread Kjetil S. Matheussen
k_jack is a jack reimplementation, and mammut is a very special sound transformating sound editor. Download from http://www.notam02.no/arkiv/src/ New in mammut v0.14-v0.15: --- -Removed the synth transform. It was not supposed to be there and had no function. -Fixed

Re: [linux-audio-dev] [ANN] JACK TimeMachine

2003-01-17 Thread Kjetil S. Matheussen
Just another thing. threads.c needs to include time.h: gcc -DHAVE_CONFIG_H -I. -I. -I. -I/site/include -Wall -g `sdl-config --cflags` -DPKG_DATA_DIR=\/site/share/timemachine\ -c `test -f 'threads.c' || echo './'`threads.c threads.c: In function `writer_thread': threads.c:80: warning:

Re: [linux-audio-dev] [ANN] JACK TimeMachine

2003-01-17 Thread Kjetil S. Matheussen
Arrgh, I did it again. Posting a message supposed to be private to a public list. Sorry. On Fri, 17 Jan 2003, Kjetil S. Matheussen wrote: Just another thing. threads.c needs to include time.h: gcc -DHAVE_CONFIG_H -I. -I. -I. -I/site/include -Wall -g `sdl-config --cflags

Re: [linux-audio-dev] Blockless processing

2002-12-13 Thread Kjetil S. Matheussen
On Fri, 13 Dec 2002, Steve Harris wrote: On Fri, Dec 13, 2002 at 04:28:11 +0100, Tim Goetze wrote: .py is really darn easy to learn and has the benefit of being readable the day after. :) Yeah... one day. No, one half day. :) The documentation at www.python.org is wonderful. --

Re: [linux-audio-dev] Plugin APIs (again)

2002-12-11 Thread Kjetil S. Matheussen
On Mon, 9 Dec 2002, Tim Hockin wrote: Well, why would you ever want to *change* the number of Bays of a plugin? Well, consider a plugin that wraps other plugins... If This is VERY important in my worldview. Assuming the work being done on a VST hack on wine, a VST wrapper plugin or a

Re: [linux-audio-dev] Plugin APIs (again)

2002-12-09 Thread Kjetil S. Matheussen
On Sun, 8 Dec 2002, Joern Nettingsmeier wrote: Tim Hockin wrote: Why? What is it that LADSPA does that would be so complicated that an instrument API must not support it? Nothing, OAPI or whatever will be a superset I imagine, but that implies that LADSPA will still be

Re: [linux-audio-dev] Plugin APIs (again)

2002-12-09 Thread Kjetil S. Matheussen
On Mon, 9 Dec 2002, Kjetil S. Matheussen wrote: On Sun, 8 Dec 2002, Joern Nettingsmeier wrote: Tim Hockin wrote: Why? What is it that LADSPA does that would be so complicated that an instrument API must not support it? Nothing, OAPI or whatever will be a superset I

Re: [linux-audio-dev] Re: [vst-plugins] Plugin server (Re: [vst-plugins]Re: [a bit OT] gcc as a cross compiler for VST?

2002-12-08 Thread Kjetil S. Matheussen
On Sun, 8 Dec 2002, Paul Davis wrote: Kjetil and i have been boring the VST crew to death. so we took it here :) because when running a real-time low-latency audio system, the cost of context switches is comparatively large. if you've got 1500usecs to process a chunk of audio data, and

Re: [linux-audio-dev] Re: [vst-plugins] Plugin server (Re: [vst-plugins]Re: [a bit OT] gcc as a cross compiler for VST?

2002-12-08 Thread Kjetil S. Matheussen
On Sun, 8 Dec 2002, Paul Davis wrote: I'm not talking about jack tasks, I'm talking about doing a simple plug-in task inside a standalone program, the way the vst server works. i don't understand how the vst server works. perhaps you can explain it. Its just simple one to one

Re: [linux-audio-dev] Re: [linux-audio-announce] Announce: Vstserver,vstlib, vstladspa and k_vst~

2002-11-28 Thread Kjetil S. Matheussen
On Thu, 28 Nov 2002, [3] wrote: As far as process/replacing goes Insert plugins call process(), out+= effect.. where as send plugins and vst-synths call process-replacing, out=effect. Ah, that explains a lot. F.ex why process() doesn't produce any sound. :) Thanks for the info,

Re: [linux-audio-dev] Wave Editors

2002-10-24 Thread Kjetil S. Matheussen
On 24 Oct 2002, Lea Anthony wrote: I'm trying to get a picture in my mind as to what is out there. Could someone please give me a list of Wave editors that are seen as potentially really good under Linux? snd, http://ccrma-www.stanford.edu/CCRMA/Software/snd/snd.html (superior) sweep,

Re: [linux-audio-dev] Re: image problem [was Re: [Alsa-devel] helpfor a levelmeter]

2002-10-24 Thread Kjetil S. Matheussen
On Tue, 22 Oct 2002, Peter L Jones wrote: On Tuesday 22 Oct 2002 17:42, Paul Winkler wrote: On Tue, Oct 22, 2002 at 11:14:52AM +0100, Steve Harris wrote: I can't answer this properly, but there is some issue to with mmap mode I believe. It is a very small number of cards that dont

Re: [linux-audio-dev] Audio Programming

2002-10-24 Thread Kjetil S. Matheussen
On 19 Oct 2002, Lea Anthony wrote: Hi, I am a musician and also a programmer. I have many years experience of coding but not in the audio field. Any tuts around? How do I get into it? You can start by helping me finish the linux-port of my Radium music editor,

Re: [linux-audio-dev] Fwd: Opinions on running VST or DirectX pluginson Linux in real time

2002-10-23 Thread Kjetil S. Matheussen
On 23 Oct 2002, Benno Senoner wrote: I contacted the author of the VQF plugin about opinions of running windows plugins under Linux. He is not subscribed to LAD so he told me to forward this mail to the list. cheers, Benno Interesting. But one idea I just got... Could it be possible to

RE: [linux-audio-dev] Fwd: Opinions on running VST or DirectX pluginson Linux in real time

2002-10-23 Thread Kjetil S. Matheussen
On Wed, 23 Oct 2002, Mark Knecht wrote: Taybin, So I may one day be able to run Acid Pro in wine and route audio to alsa? That would be just too cool for words! ;-) I guess you can do that allready with wine? The point with jack is to use things as GRM-tools and Waves plug-ins in

Re: [linux-audio-dev] Question regarding network coding

2002-09-02 Thread Kjetil S. Matheussen
On Fri, 30 Aug 2002, Ivica Bukvic wrote: Hi all, I have a quick question and am in a kind of a time crunch, so I'd appreciate any help I can get (except for the RTFM-like comments :-). I am working on an app where I'll need some networking done. Basically, I just need the application to

Re: [linux-audio-dev] Reborn

2002-08-21 Thread Kjetil S. Matheussen
On Tue, 20 Aug 2002, Ingo Oeser wrote: /* Consumer */ int jackprocess (nframes_t nframes, void *arg){ int ch,i; struct Jackplay *jackplay=(struct Jackplay *)arg; int numch=jackplay-fftsound-samps_per_frame; sample_t *out[numch]; for(ch=0;chnumch;ch++){

Re: [linux-audio-dev] Reborn

2002-08-19 Thread Kjetil S. Matheussen
On Tue, 13 Aug 2002, Steve Harris wrote: On Tue, Aug 13, 2002 at 10:57:55 +0200, günter geiger wrote: On Tue, 13 Aug 2002, Steve Harris wrote: That was my thought too. As we have seen before, when software is designed with OSS in mind it can be very hard to refactor it to jack

Re: [linux-audio-dev] Playing wavs within OpenGL Performer withoutdelay

2002-08-15 Thread Kjetil S. Matheussen
On Fri, 9 Aug 2002, Maxim Moldenhauer wrote: I haven't updated my kernel which is 2.4.18-3 to do the low latency stuff. If this is the kernel that is included with redhat 7.3, I think it allready does the low latency stuff... --

ECA homepage. Re: [linux-audio-dev] App intercomunication issues,some views. GSOUND ????

2002-08-02 Thread Kjetil S. Matheussen
On Fri, 2 Aug 2002, Kai Vehmanen wrote: As an example, for the last 5 years I've been working on libecasound, which is essentially a mix of an application framework and a traditional software library (you can extend it by both inserting custom code to selected configuration points and by

Re: ECA homepage. Re: [linux-audio-dev] App intercomunication issues,some views. GSOUND ????

2002-08-02 Thread Kjetil S. Matheussen
On Fri, 2 Aug 2002, janne halttunen wrote: On Fri, 2 Aug 2002 14:11:03 +0200 (MET DST) Kjetil S. Matheussen [EMAIL PROTECTED] wrote: Hi, I've been on the www.eca.cx homepage many times. But each time I get so confused. How about a redisign. For example to put a menu on the left like

Re: [linux-audio-dev] Audio Recording Libs

2002-08-02 Thread Kjetil S. Matheussen
On Fri, 2 Aug 2002, Tapan S. Parikh wrote: Audio newbie question... Id like to be able to record audio from the mic at the touch of a button in my Gnome app. Is there a best way to do this? Are there some standard libs available for something like this? Best result I guess you get

Re: [linux-audio-dev] name a realtime wave mixing library/programwithan API

2002-07-04 Thread Kjetil S. Matheussen
On Thu, 4 Jul 2002, Dave Phillips wrote: Kjetil S. Matheussen wrote: ...At work, I'm currently working on a polished version of the Notam program Ceres, which now has realtime preview, support for very large files, unlimited undo, support for libsndfile, porting of some ceres3