[LAD] Invada Studio Plugins (LADSPA LV2) updates

2009-06-06 Thread Fraser
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Hi Everyone,

Just a quick note to advise there are new versions of the Invada Studio Plugins 
available. These releases are mainly a bugfix releases.

LADSPA (version 0.3.1)
  * Added karmic package
  * Fixed a bug where compressor release couldn't go past 2s.
  * Eliminate DC offset from Tube.
  * Updated ER reflection process in line with LV2 version.

More information  tarball download: 
http://www.invadarecords.com/Downloads.php?ID=0263
Ubuntu packages: https://launchpad.net/~invada/+archive/ppa


LV2 (version 1.0.1)
  * Fixed multiple errors in RDF files.
  * Fixed missing linker libs in makefile.
  * Improved host compatibility.
  * Disabled tool-tips while widgets are active..

More information  tarball download: 
http://www.invadarecords.com/Downloads.php?ID=0264
Ubuntu packages: https://launchpad.net/~invada/+archive/ppa


Regards,
Fraser

https://launchpad.net/invada-studio
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Re: [LAD] Invada Studio Plugins (LADSPA LV2) updates

2009-06-06 Thread hollunder
On Sat, 06 Jun 2009 18:32:16 +1000
Fraser fra...@arkhostings.com wrote:

 -BEGIN PGP SIGNED MESSAGE-
 Hash: SHA1
 
 Hi Everyone,
 
 Just a quick note to advise there are new versions of the Invada
 Studio Plugins available. These releases are mainly a bugfix releases.
 
 LADSPA (version 0.3.1)
   * Added karmic package
   * Fixed a bug where compressor release couldn't go past 2s.
   * Eliminate DC offset from Tube.
   * Updated ER reflection process in line with LV2 version.
 
 More information  tarball download:
 http://www.invadarecords.com/Downloads.php?ID=0263 Ubuntu
 packages: https://launchpad.net/~invada/+archive/ppa
 
 
 LV2 (version 1.0.1)
   * Fixed multiple errors in RDF files.
   * Fixed missing linker libs in makefile.
   * Improved host compatibility.
   * Disabled tool-tips while widgets are active..
 
 More information  tarball download:
 http://www.invadarecords.com/Downloads.php?ID=0264 Ubuntu
 packages: https://launchpad.net/~invada/+archive/ppa
 
 
 Regards,
 Fraser

Thanks a lot, both packages for Arch (in AUR) are updated, the ladspa
version got renamed from invada_studio_plugins to invada-studio-plugins
(my mistake initially).

Regards,
Philipp
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Re: [LAD] supporting a dedicated DSP chip with ALSA

2009-06-06 Thread Ziv Haziz
Ok I have taken the advise to use gstreamer when working with encoded
streams (I read a bit and understood it fits my case better)

 

I still left with offloading the PCM stream - this is a mandatory
request from me to do it under ALSA.

 

I have looked at LADSPA interface and saw  there are for port types:

#define LADSPA_IS_PORT_INPUT(x)   ((x)  LADSPA_PORT_INPUT)
#define LADSPA_IS_PORT_OUTPUT(x)  ((x)  LADSPA_PORT_OUTPUT)
#define LADSPA_IS_PORT_CONTROL(x) ((x)  LADSPA_PORT_CONTROL)
#define LADSPA_IS_PORT_AUDIO(x)   ((x)  LADSPA_PORT_AUDIO)

 

If I declare my plugin as control only will I get all the information
such as rate, format, etc... like a driver and will the frames will be
passed to the driver directly?

 

Ziv Haziz

SW Team Leader

Tel. +972-9-9529-776

Mobile +972-54-5225-398

ziv.ha...@dspg.com

www.dspg.com http://www.dspg.com 

 

 


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Re: [LAD] supporting a dedicated DSP chip with ALSA

2009-06-06 Thread Paul Davis
On Sat, Jun 6, 2009 at 2:57 PM, Ziv Hazizziv.ha...@dspg.com wrote:

 If I declare my plugin as control

LADSPA has no such concept. You can have a plugin with zero or more
ports of any type. Now ... what the host does is rather independent.
For example, if you have a plugin with no audio inputs or outputs, it
will be hard for any host to find a place to use it.

only will I get all the information  such
 as rate, format, etc… like a driver and will the frames will be passed to
 the driver directly?

There is only one audio format within LADSPA (this is also true of VST
and several other plugin APIs): 32 bit floating point, with the
convention that it is normalized to -1 .. +1

The host will configure the plugin with the sample rate and any other
required data. You will still need to provide a process method in the
plugin, but it can do nothing.
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Re: [LAD] supporting a dedicated DSP chip with ALSA

2009-06-06 Thread Ziv Haziz


-Original Message-
From: Paul Davis [mailto:p...@linuxaudiosystems.com] 
Sent: Saturday, June 06, 2009 10:16 PM
To: Ziv Haziz
Cc: linux-audio-dev@lists.linuxaudio.org
Subject: Re: [LAD] supporting a dedicated DSP chip with ALSA

On Sat, Jun 6, 2009 at 2:57 PM, Ziv Hazizziv.ha...@dspg.com wrote:

 If I declare my plugin as control

LADSPA has no such concept. You can have a plugin with zero or more
ports of any type. Now ... what the host does is rather independent.
For example, if you have a plugin with no audio inputs or outputs, it
will be hard for any host to find a place to use it.
are you familiar with a plugin that has similar functionality? One I can use as 
reference?

only will I get all the information  such
 as rate, format, etc… like a driver and will the frames will be passed to
 the driver directly?

There is only one audio format within LADSPA (this is also true of VST
and several other plugin APIs): 32 bit floating point, with the
convention that it is normalized to -1 .. +1
I saw in a link of ALSA Wiki that there are several formats 
http://alsa.opensrc.org/index.php/PCM
I know jackd is working one format just as use said - but this is stage two

The host will configure the plugin with the sample rate and any other
required data. You will still need to provide a process method in the
plugin, but it can do nothing.
ok I think I got it - the plugin will get both data and settings but will pass 
the data as is (not do anything in the process method) this way I will extract 
only the settings without interfering with the data. Nice idea.
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Re: [LAD] Need to look at and tune an acoustic instrument

2009-06-06 Thread Emanuel Rumpf
2009/6/1 Jan Weil jan.w...@web.de:
 On Mon, Jun 01, 2009 at 12:06:16AM -0400, Gene Heskett wrote:
 I'm told that matlab can do this, but this is a one time deal on a home made
 instrument.  I've not that sort of money to spend.

 Do we have anything for linux that can take a microphone input to an audio
 card, do an FFT on what it picks up that is accurate to small parts of a 
 hertz
 at frequencies in the 1st two octaves of a keyboard?

 FMIT http://home.gna.org/fmit/?


I compiled version 0.97.7 of fmit but
got an error, when trying to start it: Symbol not found.

The solution was to comment out the line starting with
 jack_set_error_function
at  line ~876 in src/CaptureThread.cpp

It works now.
Looks nice. Thanks.
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Re: [LAD] [LAU] JackMixDesk-0.3-r2 Release

2009-06-06 Thread Hector Centeno
Hi,

I just installed Jackmixdesk 0.3 from the Packman repository under
OpenSuse 11.1. When I move the sliders they give sudden jumps up and
down. Also I was wondering what is the purpose of having the volume
sliders to grow when moved horizontally?

Cheers,

Hector


2009/6/4 Ulrich Lorenz Schlüter audio-mobs...@gmx.de:
 I removed some bugs that came up till now and released version 0.3 of
 JackMixDesk formerly known as jackminimix.

 Get it from http://sourceforge.net/projects/jackmixdesk/

 Jackmixdesk is a client/server mixer application with a user defined
 number of channels, pre and post fader sends. It has LASH support an OSC
 control interface and a XML config file. There is also a gui made with
 GTK+. It uses less resources than it's ancestor jackminimix.

 I'll soon start further development.

 Regards and please report me something

 Uli

 PS Could someone from the proaudio list please make an ebuild? Thanks!

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