[linux-audio-dev] MIDI over WiFi

2007-03-31 Thread Jens M Andreasen
Hi! I have noticed that it getting increasingly popular to produce wireless midi-controllers. M-Audio have a couple and CME appears to go along with them with some of their products. From the PR-blurbs I reckon that they both use the same patented technology. What I wonder is; wouldn't it be poss

Re: [linux-audio-dev] promoting LAC 2007

2007-03-27 Thread Jens M Andreasen
On Tue, 2007-03-27 at 07:46 -0500, Dave Phillips wrote: > Malte Steiner wrote: > > > so far I cant find reports on LAC 2007 on Blogs or newspages, neither > > on Linux related nor electronic music ones. > > Nope, they're generally not interested. [...] For next year, how about sending a press-

Re: [linux-audio-dev] [OT] Recommendations for high quality blank CDs

2007-03-21 Thread Jens M Andreasen
On Tue, 2007-03-20 at 22:41 -0700, Jonathan Ryshpan wrote: > I need to make some CDs for archiving and need to buy some blanks of the > highest quality, in the sense that data recorded on them will last the > longest time. Does anyone have any suggestions? Useful web sites? > The most important

Re: [linux-audio-dev] Re: [linux-audio-user] Open letter to Steve Ballmer

2007-03-02 Thread Jens M Andreasen
On Fri, 2007-03-02 at 17:09 +0100, Lars Luthman wrote: > > > > Prior art doesn't exempt the first implementor, it invalidates the > > patent, at least in the US. > > And everywhere else, I hope. Anything other than that would be insane. > > (regardless of whether the whole concept of patents is

Re: [linux-audio-dev] audiogui

2007-02-27 Thread Jens M Andreasen
On Tue, 2007-02-27 at 15:45 +, Chris Cannam wrote: > [...] But what they do do is work consistently: click and drag to > adjust, without any inadvertant jumps on plain clicks; double-click to > open a text field edit window provided by the widget; You could have a single text-field for the l

Re: [linux-audio-dev] kernel 2.6.18, -19 etc

2006-12-16 Thread Jens M Andreasen
On Sat, 2006-12-16 at 15:33 +0100, Florian Schmidt wrote: > Can you post a link to the story? A quick search didn't find it here.. > Heh, slashcode ain't doing what you thought it was supposed to? Google can find them all though: http://slashdot.org/~Ingo+Molnar That would be the latest 24 co

Re: [linux-audio-dev] kernel 2.6.18, -19 etc

2006-12-15 Thread Jens M Andreasen
On Fri, 2006-12-15 at 21:42 +0100, Jens M Andreasen wrote: > Just to clearify ... ... and this is Scandinvia. Greatings to Jussi :-D Me and my significant other will dance a waltz along with the unknown finnish genious of Ismo.

Re: [linux-audio-dev] kernel 2.6.18, -19 etc

2006-12-15 Thread Jens M Andreasen
21:24 +0100, Jens M Andreasen wrote: > On Fri, 2006-12-15 at 22:00 +0200, Jussi Laako wrote: > > Jens M Andreasen wrote: > > > Now that mingo's (et al) RT patches are coming into mainstream, what is > > > the corporate rationale behind it and the running order of urgenc

Re: [linux-audio-dev] kernel 2.6.18, -19 etc

2006-12-15 Thread Jens M Andreasen
On Fri, 2006-12-15 at 22:00 +0200, Jussi Laako wrote: > Jens M Andreasen wrote: > > Now that mingo's (et al) RT patches are coming into mainstream, what is > > the corporate rationale behind it and the running order of urgency? > > > > I am fishing for some i

[linux-audio-dev] kernel 2.6.18, -19 etc

2006-12-15 Thread Jens M Andreasen
all of us would like some clarification here. After all, we have followed the evolvement of these patches for quite a few years by now. -- mvh // Jens M Andreasen

Re: [linux-audio-dev] MIDI bank select MSB + LSB

2006-12-09 Thread Jens M Andreasen
Ahh ... sorry! I missed that ctrl 0 (MSB) is mirrored as ctrl 32 (LSB), perhaps because I get by with 8 sounds (or something ...) when I doodle at home. Who needs such a vast sample library? I can see the usefulness of having various dogs, cats, craws, crickets, seagulls or traffic-jams to set th

Re: [linux-audio-dev] MIDI bank select MSB + LSB

2006-12-08 Thread Jens M Andreasen
On Fri, 2006-12-08 at 13:28 +0100, Christian Schoenebeck wrote: > Hi everybody! > > I wonder what's the common behavior for a synth/sampler regarding MIDI bank > select messages. You might know that MIDI has splitted bank indeces into two > values MSB (coarse) and LSB (fine) value. I am only aw

Re: [linux-audio-dev] Re: MIDI

2006-11-30 Thread Jens M Andreasen
On Sun, 2006-11-12 at 17:28 +0100, Pieter Palmers wrote: [regarding midi over firewire] > Note that this is already implemented in FreeBob. There is nothing > preventing us from setting up a (random number here)-channel MIDI link > over Firewire between one or more devices. > > A major issue h

Re: [linux-audio-dev] Re: MIDI

2006-11-12 Thread Jens M Andreasen
On Sat, 2006-11-11 at 21:41 -0500, Gene Heskett wrote: > But I like that idea, a lot. Maybe some enterprising LAD people could get > together and spec something like a midi interface running over firewire, > complete with the repeaters so it can be daisy-chained just like midi can > be, and ho

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

2006-11-03 Thread Jens M Andreasen
On Fri, 2006-11-03 at 10:02 -0500, Paul Winkler wrote: > > regarding portability... > portaudio? > > You mean, as in overhead next to none? Could be ... --

Re: [linux-audio-dev] OSS will be back

2006-11-03 Thread Jens M Andreasen
On Fri, 2006-11-03 at 18:37 +1100, Loki Davison wrote: > I actually meant vs a callback based system. Jack being callback based > makes it easier to understand in my mind. I didn't mention named > pipes, just the | <> signs. Even without the pipe section i think the > comment still stands. As a pe

Re: [linux-audio-dev] OSS will be back

2006-11-02 Thread Jens M Andreasen
On Fri, 2006-11-03 at 13:42 +1100, Loki Davison wrote: > mmm. I think they are missing the point about ALSA vs OSS api here. It > doesn't matter. The only one who should care about alsa vs oss is the > jack guys who write the jack backend. Everyone else uses the clear, > nice, well implemented, we

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

2006-11-02 Thread Jens M Andreasen
On Thu, 2006-11-02 at 10:33 +0100, lemmel wrote: Lots of people have been wondering, but this is the meat I think: > > > and even randomly truncated, The difference in behaviour /might/ arise from differences in philosophy of closing the device at end of file. Should we shut up now! Or wait unti

Re: [linux-audio-dev] Clock/Sync tutorials, hints?

2006-11-01 Thread Jens M Andreasen
krampenschiesser, you spend way too much time in Irish pubs! :-D On Wed, 2006-11-01 at 12:06 +0100, [EMAIL PROTECTED] wrote: Finagle's Eighth Law: If an experiment works, something has gone wrong. Finagle's Ninth Law: No matter what results are expected, someone is always willi

Re: [linux-audio-dev] Paper on dynamic range compression

2006-10-17 Thread Jens M Andreasen
On Wed, 2006-10-18 at 08:28 +1000, Erik de Castro Lopo wrote: > Dan Mills wrote: > > > > > --- Erik de Castro Lopo <[EMAIL PROTECTED]> wrote: > > > > > You need a low pass filter on the control signal. It > > > should > > > be somewhere well below 1kHz. > > > > Agreed that you need the filter,

Re: [linux-audio-dev] question about a c++ error

2006-10-11 Thread Jens M Andreasen
On Wed, 2006-10-11 at 18:05 -0400, Dave Phillips wrote: > terminate called after throwing > an instance of 'std::logic_error' > what():basic_string::_S_construct > NULL not valid > > It almost looks poetic. :) > Shakespeare! :) > Alas, Google wasn't much help, and the aut

Re: [linux-audio-dev] recommend a card with the best SPDIF out

2006-09-21 Thread Jens M Andreasen
, (This is not the exact machine I was looking at though!) Is this patch back in the trunk by now? Hi profiled projects like Apache, Linux, Mozilla and also ALSA sometimes suffers from alienation away from the grassroots :-/ mvh // Jens M andreasen [*] http://www.mattb.net.nz/blog/category/linux/

Re: [linux-audio-dev] i'd like my software back (ICube MIDI sensor kit)

2006-08-30 Thread Jens M Andreasen
On Wed, 2006-08-30 at 23:20 -0400, Paul Davis wrote: > unfortunately, the actual software has gone missing, even google cannot > find it. > > if anyone has a copy of the software, i'd like to get a copy of it. > I think it was Linus Torvalds who once said: - Publish your software under GPL,

[linux-audio-dev] Greenphone

2006-08-16 Thread Jens M Andreasen
I stumbled on this one today: http://www.linuxdevices.com/news/NS8030785497.html - Trolltech, best known for development tools and Linux application stacks for phones and other mobile devices, will ship an "open" Linux-based phone in September. The "Greenphone" features a user-modifiable Linux O

Re: [linux-audio-dev] Re: Akai's MPC4000 Sampler/Workstation Open Source Project

2006-07-29 Thread Jens M Andreasen
On Fri, 2006-07-28 at 23:48 -0500, Renich Bon Ćirić wrote: > Well, the system has some major, important bugs. You could search a list > of it on the unnofficial support forum, www.mpc-forums.com, since akai > doesn't even have a bug tracking system, at least outside. > Ehh ... I looked around

Re: [linux-audio-dev] Re: Akai's MPC4000 Sampler/Workstation Open Source Project

2006-07-28 Thread Jens M Andreasen
On Fri, 2006-07-28 at 13:29 -0500, Renich Bon Ćirić wrote: - > > you mean you are willing to try and find some one to write you a > > new > > OS for free? How much of the coding will you do? How about you just > > buy a little rack mount pc and an mpd16? then you have the pads > > from > > the

Re: [linux-audio-dev] Re: Akai's MPC4000 Sampler/Workstation Open Source Project

2006-07-27 Thread Jens M Andreasen
The answer is 42, but nobody knows the question ... On Wed, 2006-07-26 at 23:31 -0500, Renich Bon Ćirić wrote: > What is top Posting? Well anyway [...] Ahh! Top Posting is to inverse the normal flow of conversation, putting the latest input first. Can work out sometimes, but most often not.

Re: [linux-audio-dev] Basic MIDI question

2006-07-26 Thread Jens M Andreasen
On Wed, 2006-07-26 at 16:18 +0300, Ari Kauppi wrote: > On Wed, 26 Jul 2006, Chris Cannam wrote: > > > On Wednesday 26 Jul 2006 13:06, Alfons Adriaensen wrote: > >> I don't have a midi spec at hand here. Do you mean running status > >> is shared by all channels and not per channel ? This would make

Re: [linux-audio-dev] Basic MIDI question

2006-07-26 Thread Jens M Andreasen
On Wed, 2006-07-26 at 09:51 +0300, Ari Kauppi wrote: > On Wed, 26 Jul 2006, Jens M Andreasen wrote: > > > if(runningStatus == NOTE_ON || runningStatus == NOTE_OFF) > > If you plan to receive messages from other channels than 0 you have to > use (runningStatus &

Re: [linux-audio-dev] Basic MIDI question

2006-07-25 Thread Jens M Andreasen
); // assume we will keep runningStatus count = 1; } } > On Tue, Jul 25, 2006 at 07:00:54PM +0200, Jens M Andreasen wrote: > > Bzzzt ... My wrong! > > > > > > thisByte = nextByte(); > > > > for(;;) > &

Re: [linux-audio-dev] Basic MIDI question

2006-07-25 Thread Jens M Andreasen
Bzzzt ... My wrong! thisByte = nextByte(); for(;;) { if(thisByte & 0x80) runningStatus = thisByte; //... after which we get that: if(runningStatus == NOTE_ON || runningStatus == NOTE_OFF) { thisByte = nextByte(); thisByte = nextByte(); // note_on with zero velocity i

Re: [linux-audio-dev] Basic MIDI question

2006-07-25 Thread Jens M Andreasen
On Tue, 2006-07-25 at 10:26 -0400, Lee Revell wrote: > On Tue, 2006-07-25 at 11:03 +0200, Clemens Ladisch wrote: > > (ALSA's > > sequencer event -> rawmidi converter uses running status by default.) > > "By default" - so it can it be disabled? How? > Are you sure you would want to do that? Beca

Re: [linux-audio-dev] Basic MIDI question

2006-07-24 Thread Jens M Andreasen
On Mon, 2006-07-24 at 19:53 -0400, Lee Revell wrote: > > will do the timing.) Can you jack in after the sequencer has performed > > its magic, and you have the actual midi-stream? > > > > I thought I was doing exactly what you suggect, by looking at the data > in the driver right before it goes

Re: [linux-audio-dev] Basic MIDI question

2006-07-24 Thread Jens M Andreasen
On Mon, 2006-07-24 at 19:38 -0400, Lee Revell wrote: > I think it's me that's confused - as you can see I'm certainly not a > MIDI expert. > > When playing a MIDI file to a rawmidi port ... $man aplaymidi -p, --port=client:port,... Sets the sequencer port(s) to which the events

Re: [linux-audio-dev] Basic MIDI question

2006-07-24 Thread Jens M Andreasen
On Mon, 2006-07-24 at 19:28 -0400, Lee Revell wrote: > On Tue, 2006-07-25 at 01:19 +0200, Jens M Andreasen wrote: > > On Mon, 2006-07-24 at 17:55 -0400, Lee Revell wrote: > > > > > Ugh. All I need to do is snoop note on, note off, and the note number. > > &g

Re: [linux-audio-dev] Basic MIDI question

2006-07-24 Thread Jens M Andreasen
On Mon, 2006-07-24 at 17:55 -0400, Lee Revell wrote: > Ugh. All I need to do is snoop note on, note off, and the note number. > But you're saying that 0x81 is sometimes part of a timestamp, and other > times it means note off on channel 1? > > So you are saying my driver needs to have full knowl

Re: [linux-audio-dev] Re: Language fanboys [was Re: light C++ set for WAV]

2006-07-23 Thread Jens M Andreasen
On Mon, 2006-07-24 at 09:14 +1000, Loki Davison wrote: > > ... Now I know what the topic of my next nightmare is going to be :) > > > > -DR- > > > > same... i know deep down Jens you are actually an intelligent guy from > your other posts, but you really must think in a very different way to > me.

Re: [linux-audio-dev] Re: Language fanboys [was Re: light C++ set for WAV]

2006-07-23 Thread Jens M Andreasen
On Sun, 2006-07-23 at 19:36 +1000, Loki Davison wrote: > On 7/23/06, Jens M Andreasen <[EMAIL PROTECTED]> wrote: > > On Sun, 2006-07-23 at 11:52 +1000, Loki Davison wrote: > > > > > Yay! i want my whole app to communicate between engine and gui via > > > midi

Re: [linux-audio-dev] Re: Language fanboys [was Re: light C++ set for WAV]

2006-07-23 Thread Jens M Andreasen
On Sun, 2006-07-23 at 11:52 +1000, Loki Davison wrote: > Yay! i want my whole app to communicate between engine and gui via > midi! That's going to really be interesting... So what CC would i use > for add a new node named "node"? Sysex i guess? CC 0x06 (Data Entry) would be a good candidate

Re: [linux-audio-dev] realtimeness: pthread_cond_signal vs. pipe write

2006-07-12 Thread Jens M Andreasen
On Wed, 2006-07-12 at 23:43 +0200, jaromil wrote: > > i think mostly because in 2000-2001, they were very slow. > > IMHO they are still slow, especially when you port software to OSX then > pthreads and semaphores are *very* slow (well, it depends how much and > where you use them of course). OS

Re: [linux-audio-dev] Set rate return zero

2006-07-09 Thread Jens M Andreasen
On Sun, 2006-07-09 at 12:06 +0700, Huu Phuoc wrote: > Hi everybody! > I am a newbie to alsa programming. > I am trying to follow the article which locates at > http://www.suse.de/~mana/alsa090_howto.html to develop a playback program. > My code here: > snd_pcm_t*pcm_handle; > unsigned i

Re: [linux-audio-dev] Envelopes

2006-07-02 Thread Jens M Andreasen
On Sat, 2006-07-01 at 14:09 +0200, Fons Adriaensen wrote: > On Sat, Jul 01, 2006 at 08:22:16AM +0200, Jens M Andreasen wrote: > > > Linear attack sounds OK. Given the exponential way we perceive volume, > > this *is* the desired function. > > That's the rationale

Re: [linux-audio-dev] Envelopes

2006-06-30 Thread Jens M Andreasen
On Fri, 2006-06-30 at 22:04 +0100, [EMAIL PROTECTED] wrote: > Wow. > > I just have linear ADSR, which is about all I need. The exponential > decay and attack are probably a good idea, though. > Linear attack sounds OK. Given the exponential way we perceive volume, this *is* the desired function.

Re: [linux-audio-dev] Envelopes

2006-06-30 Thread Jens M Andreasen
ing the current value, but they can easily be rewritten to plain C. And like I said, it is perfectly possible to ignore the excess parameters and make a simplified UI > James > -- cheers! // Jens M Andreasen

[linux-audio-dev] Mx44.1 ... The Sequel

2006-06-15 Thread Jens M Andreasen
sustained note.) The rest is set up at note-on -- mvh // Jens M Andreasen

Re: [linux-audio-dev] real time priority programming tutorial

2006-06-01 Thread Jens M Andreasen
On Thu, 2006-06-01 at 10:06 -0700, Alex wrote: > Does anyone have a link to a reference about making apps with real > time priority capabilities? As such there is no difference between an RT app and a not RT app, except that the former varity might not work as advocated > I figure I can just

Re: [linux-audio-dev] Re: Midi Clock

2006-05-29 Thread Jens M Andreasen
ontroller-field, automagically doing the house keeping and graphic updates? Rosegarden already have a build in midi-controller construction kit, which could be extended slightly to allow for buttons, sliders ... anything ... Or something similar in OSC. I am only advocating midi because, looking at the landscape, there seems to be some consensus on that protocol. -- mvh // Jens M Andreasen

Re: [linux-audio-dev] Extreme time-stretching sofware

2006-05-27 Thread Jens M Andreasen
On Sat, 2006-05-27 at 04:49 -0700, Paul wrote: > Hi. > I rewrote the experimental time-stretching software > (discussed in linux-audio-user mailinglist in "How can > I time-stretch the sound like this" topic ) and I put > it > here: > http://hypermammut.sourceforge.net/src/paulstretch/ > > Please

Re: [linux-audio-dev] Midi Clock

2006-05-26 Thread Jens M Andreasen
On Fri, 2006-05-26 at 11:31 +0200, [EMAIL PROTECTED] wrote: > Hi I'm currently writing on a loop based midi sequencer. > My problem is that I want to get Hardware synced via midi clock. > I've read that the midi-clock signal is send 24 times in a quarter note. > My sequencer is network based. > So

Re: [linux-audio-dev] crossplatform atomics

2006-05-24 Thread Jens M Andreasen
On Wed, 2006-05-24 at 20:58 -0400, Paul Davis wrote: > On Thu, 2006-05-25 at 02:44 +0200, Jens M Andreasen wrote: > > On Thu, 2006-05-25 at 02:24 +0200, Jens M Andreasen wrote: > > > > >> I am looking for a cross-platform implementation of an atomic > > > >

Re: [linux-audio-dev] crossplatform atomics

2006-05-24 Thread Jens M Andreasen
On Thu, 2006-05-25 at 02:24 +0200, Jens M Andreasen wrote: > > >> I am looking for a cross-platform implementation of an atomic > > >> integer. > > sizeof(int) is your friend > > int speedy; as well, since int is defined to be the fastest integer on >

Re: [linux-audio-dev] crossplatform atomics

2006-05-24 Thread Jens M Andreasen
> >> I am looking for a cross-platform implementation of an atomic > >> integer. sizeof(int) is your friend int speedy; as well, since int is defined to be the fastest integer on your platform of choice. --

Re: [linux-audio-dev] "LADSPA2" naming redux

2006-05-07 Thread Jens M Andreasen
On Fri, 2006-05-05 at 21:04 +0200, Leonard "paniq" Ritter wrote: > > On Thu, 2006-05-04 at 09:11 +0100, Steve Harris wrote: > > Before anyone suggests it, FreePod is a piece of windows malware amongst > > other things :) > > following this thread for quite a while i conclude that it is impossible

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

2006-04-26 Thread Jens M Andreasen
main, you could get somthing like [ladspa|xap|apa].linux.dk for free -- mvh // Jens M Andreasen

Re: [linux-audio-dev] [OT] First trip to Europe

2006-04-19 Thread Jens M Andreasen
On Wed, 2006-04-19 at 17:39 +0400, Dmitry Baikov wrote: > There are two main questions > (lonelyplanet.com helps a bit, but residents can say much more): > http://wikitravel.org/ > 1) what is the cheapest way to travel inside europe? > Bus? Airplane? If it's by air, how can we buy cheapest tick

Re: [linux-audio-dev] [ANN] netjack-0.11

2006-04-17 Thread Jens M Andreasen
EWOULDBLOCK and EAGAIN are some of the possible candidates. http://www.penguin-soft.com/penguin/man/2/send.html -- mvh // Jens M Andreasen

Re: [linux-audio-dev] GPL Audio Hardware

2006-04-04 Thread Jens M Andreasen
On Tue, 2006-04-04 at 09:49 -0400, Lee Revell wrote: > On Tue, 2006-04-04 at 11:41 +0200, Jay Vaughan wrote: > > where are the > > cell-phone synths?! > > This made me throw up in my mouth a little. > > Lee > [Make way for Lee now ...] CME professional will release U-Key - the first mobilto

Re: [linux-audio-dev] Amplitude (de)modulation with JACK (was "with LADSPA")

2006-03-16 Thread Jens M Andreasen
Another possible application (in a slightly different spectrum): http://en.wikipedia.org/wiki/Very_low_frequency On Mon, 2006-03-13 at 08:36 +0300, Andrew Gaydenko wrote: > No :-) I try to do something to detect memory distortions: > > http://peufeu.free.fr/audio/memory/ > > But this is OT f

Re: [linux-audio-dev] ANNOUNCE: Rosegarden-4 1.2.3 released

2006-02-14 Thread Jens M Andreasen
widdly bits using >an external MIDI controller device such as the Behringer BCF2000. Sweet! Thankyou! -- mvh // Jens M Andreasen

Re: [linux-audio-dev] pthread_mutex_unlock

2006-01-27 Thread Jens M Andreasen
ould have been: if (mxq[mutex]) wakeup_one(mxq[mutex]) else mx[mutex] = 0 Race condition, thou be gone! -- mvh // Jens M Andreasen

Re: [linux-audio-dev] pthread_mutex_unlock

2006-01-26 Thread Jens M Andreasen
On Thu, 2006-01-26 at 11:54 +, James Courtier-Dutton wrote: > On a uniprocessor machine with two threads. > Thread A waiting for the lock. > Thread B has the lock. > If thread B unlocks the lock, and then locks it again, Thread A is > unlikely to get a chance to get the lock. If B unlocks th

Re: [linux-audio-dev] pthread_mutex_unlock

2006-01-26 Thread Jens M Andreasen
Lee! Forget my other post ... On Wed, 2006-01-25 at 22:27 -0500, Paul Coccoli wrote: > In "Programming with POSIX Threads" by David R. Butenhof, > pthread_mutex_unlock is said to do this: > > "Unlock a mutex. The mutex becomes unowned. If any threads are > waiting for the mutex, one is awakene

Re: [linux-audio-dev] pthread_mutex_unlock

2006-01-26 Thread Jens M Andreasen
On Wed, 2006-01-25 at 22:32 -0500, Lee Revell wrote: > On Wed, 2006-01-25 at 22:27 -0500, Paul Coccoli wrote: > > On 1/25/06, Lee Revell <[EMAIL PROTECTED]> wrote: > > > One Harold Chu on LKML is insisting that POSIX requires > > > pthread_mutex_unlock to reschedule if other threads are waiting on

Re: [linux-audio-dev] MIDI library

2006-01-21 Thread Jens M Andreasen
The library you are looking for is alsa snd_seq* The API is described here: http://www.alsa-project.org/alsa-doc/alsa-lib/seq.html On Thu, 2006-01-19 at 23:08 +0100, Dominique Michel wrote: > Hi all, > > I am new to this list, living in Switzerland and working mainly with > electronic. I have d

Re: [linux-audio-dev] detune

2006-01-14 Thread Jens M Andreasen
On Sat, 2006-01-14 at 18:21 -0700, Hans Fugal wrote: > I'm about to write a DSSI/LADSPA plugin that among other things, detunes > the signal by up to 15 cents. My understanding is that detuning is > accomplished by resampling. If that's the case, what do you do > with the time difference? Do you pa

Re: [linux-audio-dev] Audio/Midi system - RT prios..

2005-12-30 Thread Jens M Andreasen
Flo! Is it important for the midi thread priority to be above the soundcard IRQ, or is it enough to be above jackd? How will having several sound/midi cards fit into this scheme? (I have a builtin VIA chipset sound, a better quality Aureal PCI card and, for good measure, a USB control surface.)

Re: [linux-audio-dev] db gain controls.

2005-12-23 Thread Jens M Andreasen
fader values over 96 samples. Square them and average the most current 256 samples for smoothness Multiply your signal. > > James -- mvh // Jens M Andreasen

Re: [linux-audio-dev] OT: Wikipedia, FM and John Chowning

2005-12-12 Thread Jens M Andreasen
The missing link: http://en.wikipedia.org/wiki/Talk:Frequency_modulation_synthesis On Tue, 2005-12-13 at 04:24 +0100, Jens M Andreasen wrote: > Hi! > > Seems like the father of FM-synthesis has joined wikipedia. Some of you > guys might care to take a brief look at the FM-sy

[linux-audio-dev] OT: Wikipedia, FM and John Chowning

2005-12-12 Thread Jens M Andreasen
Hi! Seems like the father of FM-synthesis has joined wikipedia. Some of you guys might care to take a brief look at the FM-synthesis page, just once in a while, so it wont get vandalised again? -- mvh // Jens M Andreasen

Re: [linux-audio-dev] Channels and best practice

2005-11-15 Thread Jens M Andreasen
on time more than double up. (And no, it is not the missing cast to float.) Don't ask! I have no idea how I could dream up that expression ... There is some unfinished work in the function: int set_DAZ_and_FTZ(int on) .. where I do not recognize an (early) AMD k8. Anybody care to enlighten

Re: [linux-audio-dev] Channels and best practice

2005-11-15 Thread Jens M Andreasen
verwriting the current dataset is somewhat counter productive. The layout of the data would influence these decisions, no? mvh // Jens M Andreasen On Tue, 2005-11-15 at 11:58 +, James McDermott wrote: > > What are your thoughts? What is best practice on multichannel audio, or

Re: [linux-audio-dev] Help?

2005-11-14 Thread Jens M Andreasen
On Mon, 2005-11-14 at 23:05 +0100, Jens M Andreasen wrote: > And again, it is not the money as such, it is just some corporate > principles ... ... But since I used to work for banks and the likes, this situation is not a joke for me. Tell me: What bank would hire a guy with apparent debt

[linux-audio-dev] Help?

2005-11-14 Thread Jens M Andreasen
d say: Welcome home! ;) And again, it is not the money as such, it is just some corporate principles ... -- mvh // Jens M Andreasen (running out of time, asking for help)

Re: [linux-audio-dev] Mixer controls

2005-11-06 Thread Jens M Andreasen
On Sun, 2005-11-06 at 14:44 +0100, fons adriaensen wrote: > On Sun, Nov 06, 2005 at 12:21:30PM +, James Courtier-Dutton wrote: > > > The problem I have is what should I > > display for the 0.0 gain_multiplier setting. I.e. When it effectively > > mutes the sound output at it's minimal slider

Re: [linux-audio-dev] jack and setuid

2005-11-02 Thread Jens M Andreasen
p;i_thread,&i_thread_attr,interface,NULL); > > -- mvh // Jens M Andreasen

Re: [linux-audio-dev] Latency and feedback problems: soundcard with live microphone pass-thru, optimal solution ?

2005-10-29 Thread Jens M Andreasen
downside is that it will also emphasize other frequency-bands that did not pose a problem before. The theory is that those resonanses will be minor relative to your current major problem. mvh // Jens M Andreasen On Fri, 2005-10-28 at 13:26 +0200, Benno Senoner wrote: > Hi all, > I would l

Re: [linux-audio-dev] Fixed vs. floating point

2005-10-15 Thread Jens M Andreasen
On Fri, 2005-10-14 at 23:29 +0200, Albert Graef wrote: > fons adriaensen wrote: > > The bottom line is really quite simple: if your app is to run on a PC, use > > floats. > > There are some very good reasons why floats were chosen as JACK's default > > audio > > type. > > I agree with that concl

Re: [linux-audio-dev] Fixed vs. floating point

2005-10-15 Thread Jens M Andreasen
On Fri, 2005-10-14 at 22:57 +0200, fons adriaensen wrote: > ... ... Worse, unless you are using some specialised DSP chips that can do > clipping in the ALU, implementing clipping in fixed point software usually > leads > to an immense waste of processing power. The hardware need not be that spec

Re: [linux-audio-dev] Fixed vs. floating point

2005-10-15 Thread Jens M Andreasen
On Fri, 2005-10-14 at 10:34 +0100, Steve Harris wrote: > On Fri, Oct 14, 2005 at 11:37:30AM +0300, Hannu Savolainen wrote: > > Floating point in turn has 24 bits of precision which is enough for audio. > > The exponent part takes care of scaling while the mantissa stays always > > normalized to t

Re: [linux-audio-dev] Fixed vs. floating point

2005-10-15 Thread Jens M Andreasen
s, electric guitarists will chain just about as much as they can afford (only joking ...) But yes, I do quite a few "room in a room" simulations where one reverb is feeding the next reverb. It is surprising how the buildup of the first can resonate and distort the second. mvh // Jens M Andreasen > Greetings, Dimitri > --

Re: [linux-audio-dev] [ANN] WhySynth DSSI softsynth

2005-10-09 Thread Jens M Andreasen
On Sun, 2005-10-09 at 13:22 -0400, Paul Davis wrote: > On Sun, 2005-10-09 at 19:01 +0200, Jens M Andreasen wrote: > > On Sun, 2005-10-09 at 16:59 +0200, Lars Luthman wrote: > > > > > > I reckon this as 'no' > > > > > > Why? > > >

Re: [linux-audio-dev] [ANN] WhySynth DSSI softsynth

2005-10-09 Thread Jens M Andreasen
On Sun, 2005-10-09 at 16:59 +0200, Lars Luthman wrote: > > I reckon this as 'no' > > Why? > > jack-dssi-host whysynth.so > > ...and you will have a stand-alone process with an ALSA MIDI port and > JACK audio output that will quit when you close the WhySynth GUI > window. OK OK, I buy that

Re: [linux-audio-dev] [ANN] WhySynth DSSI softsynth

2005-10-09 Thread Jens M Andreasen
I reckon this as 'no' On Sun, 2005-10-09 at 14:44 +0100, James McDermott wrote: > On 10/9/05, Jens M Andreasen <[EMAIL PROTECTED]> wrote: > > > Can it run 'stand alone'? > > There are two fairly minimal DSSI hosts, ghostess and jack-dssi-host, >

Re: [linux-audio-dev] [ANN] WhySynth DSSI softsynth

2005-10-09 Thread Jens M Andreasen
cted. This is not nescessarily a bad thing. Laying out a synthesizer requires as much consideration as laying out say; the main theme for film-score. A few cycles of scrapping and reinventing is expected, perhaps even required. mvh // Jens M Andreasen

Re: [linux-audio-dev] [ANN] WhySynth DSSI softsynth

2005-10-08 Thread Jens M Andreasen
Whoaa! Some really impressive specs. Are you trying to corner the market as in "the only soffsynth you'll ever, ever need!!" :) Can it run 'stand alone'? Do you have some rough statistics on number of voices/gigahertz? /jens On Wed, 2005-10-05 at 16:05 -0700, Sean Bolton wrote: > Introducing Wh

Re: [linux-audio-dev] linux audio apps on OSX: successes and failures

2005-10-06 Thread Jens M Andreasen
> Not absolutely sure but perhaps, replace -shared with -dynamiclib > Or have a peek here for variations on a theme: http://fink.sourceforge.net/doc/porting/shared.php?phpLang=en > At worst, it will just fail :) .. depending on what the intended purpose was. --

Re: [linux-audio-dev] linux audio apps on OSX: successes and failures

2005-10-06 Thread Jens M Andreasen
On Thu, 2005-10-06 at 10:59 +0200, Alfons Adriaensen wrote: > On Wed, Oct 05, 2005 at 07:48:10PM +0200, Derek Holzer wrote: > > > * MCP Plugins 0.3.0 > > These lack a proper ./configure file, and I did not edit the Makefile at > > all. > > Compile ends with: > > > > g++ -shared mvclpf24.o mvclp

Re: [linux-audio-dev] Parameter feedback in Rosegarden (and elsewhere)

2005-10-02 Thread Jens M Andreasen
Chris! This sounds promising .) Now a days I have some of those "fancy knobs." Give me a call off the list so I can help out verify that the thingh works! mvh // Jens M Andreasen On Sun, 2005-10-02 at 20:45 +, Chris Cannam wrote: > Jens: > > I have noticed that the mid

[linux-audio-dev] Parameter feedback in Rosegarden (and elsewhere)

2005-10-02 Thread Jens M Andreasen
update-> ...) was a challenge. Most probably I just tried to do it wrongly :) Should we perhaps do a (shortish) readme on how to get widgets to stay in sync with an associted midi-input-stream? mvh // Jens M Andreasen

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-21 Thread Jens M Andreasen
On Wed, 2005-09-21 at 18:31 +0200, Jens M Andreasen wrote: > On Wed, 2005-09-21 at 09:54 +0200, Clemens Ladisch wrote: > > > It seems the usb-midi driver grabbed the device first. Disable it in > > the kernel configuration, or put the line > > > > usb-midi

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-21 Thread Jens M Andreasen
get 3 messages across/milisecond (ie: channel aftertouch) I also noticed that the driver envestigates quite a few vendor/product IDs to get around various "quirks". This route might be a way to go? mvh // Jens M Andreasen > > Regards, > Clemens > --

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-21 Thread Jens M Andreasen
d take ~25 sec, now ~1.6 sec. The cute little LCD progress animation isn't really visible anymore, but the update appears to be intact. mvh // Jens M Andreasen > > HTH > Clemens > --

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-20 Thread Jens M Andreasen
On Mon, 2005-09-19 at 10:03 +0200, Clemens Ladisch wrote: > Jens M Andreasen wrote: > > On Fri, 2005-09-16 at 17:10 +0200, Clemens Ladisch wrote: > > > Jens M Andreasen wrote: > > > > Are you absolutely sure that it is not possible to increase the thruput? >

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-16 Thread Jens M Andreasen
On Fri, 2005-09-16 at 17:10 +0200, Clemens Ladisch wrote: > Jens M Andreasen wrote: > > On Fri, 2005-09-16 at 09:52 +0200, Clemens Ladisch wrote: > > > > The MIDI-USB device also have a control channel without any endpoints > > > > (without any physical midi-ja

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-16 Thread Jens M Andreasen
On Fri, 2005-09-16 at 09:52 +0200, Clemens Ladisch wrote: > Jens M Andreasen wrote: > > I am currently working on digesting the USB-MIDI Class Definition ... > > > > http://www.usb.org/developers/devclass_docs/midi10.pdf > > > > As I understand, you can have up

Re: [linux-audio-dev] USB-MIDI Transfer rate

2005-09-15 Thread Jens M Andreasen
On Thu, 2005-09-15 at 18:12 +0200, Jens M Andreasen wrote: > Hi! > > I am currently working on digesting the USB-MIDI Class Definition ... > > http://www.usb.org/developers/devclass_docs/midi10.pdf > > As I understand, you can have up to 16 USB MidiStreams (MS), each equal

[linux-audio-dev] USB-MIDI Transfer rate

2005-09-15 Thread Jens M Andreasen
partially lid for more than one parameter, by pulsewidth-modulation over USB-MIDI. mvh // Jens M Andreasen

Re: [linux-audio-dev] ALSA features.

2005-09-05 Thread Jens M Andreasen
On Mon, 2005-09-05 at 09:37 +0200, Clemens Ladisch wrote: > Dan Mills wrote: > > On Saturday 03 September 2005 22:00, James Courtier-Dutton wrote: > > > You seem to mention "db" but I see "dB" everywhere in the datasheets. > > > Are "db" and "dB" the same. If not, can someone please explain the > >

Re: [linux-audio-dev] ALSA features.

2005-09-03 Thread Jens M Andreasen
On Sat, 2005-09-03 at 12:35 +0100, James Courtier-Dutton wrote: > Hi, > > I am an ALSA developer and I was wondering if there are any feature > requests that people who use this list would have. > > I currently have a lot on my TODO list, but there is probably only one > feature on that list th

[linux-audio-dev] OSX Driver

2005-09-01 Thread Jens M Andreasen
ormation I need, but also that there are several people around here working in mixed environments ... I promised to ask around. Any takers for a Mac OS X driver? mvh // Jens M Andreasen

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