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k_jack v0.0.0.5 and Mammut v0.15

From:  "Kjetil S. Matheussen" <k.s.matheussen@notam02.no>
To:  linux-audio-announce@music.columbia.edu, <pd-announce@iem.kug.ac.at>, <linux-audio-dev@music.columbia.edu>, <jackit-devel@lists.sourceforge.net>
Subject:  [linux-audio-announce] ANN: k_jack v0.0.0.5 and Mammut v0.15
Date:  Mon, 20 Jan 2003 12:04:11 +0100 (MET)



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 the wobble transform. Segfaulted with mono-files. (Bug found
 by Dave Phillips)






k_jack V0.0.0.5 ALPHA - EXPERIMENTAL
-------------------------------------



ABOUT

	k_jack currently consists of k_jackd~, libk_jack and libaipc.

	k_jackd~ is a jack server external for pure-data.

	libk_jack is (supposed to be) a (somewhat) libjack compatible
	library.

	Jack applications that want to contact k_jackd~ instead
	of jackd must (somehow) be linked with libk_jack and
	libaipc instead of libjack.

	k_jackd~ does not speak with libjack, and jackd does not
	speak with libk_jack.

	libaipc is a library for audio interprocess communication,
	based on code from the vstserver. A preview version is
	included with this version of k_jack. (API is not settled.)

	By using libaipc for interprocess communication, and letting
	PD take care of various low/mid/high-level audio-stuff,
	only a few hundred lines of code is currently used for this
	implementation of a simple jack system.

	k_jackd~ and libk_jack are not based on the jack sourcecode
	found at jackit.sf.net, except for protos in the header files.



COMPILE
	1. Go into the aipc/src folder and write make to compile up
	   libaipc.a
	2. Go into the library folder and write make to compile up
	   libk_jack.a
	3. Write make to compile up k_jack~.pd_linux.
	4. Relink you jack application(s) somehow.



USAGE
	1. Start pd with the "-lib k_jackd~" option.
	2. Start a jack application linked with libk_jack.
	3. Make an object in pd called "k_jackd~ <clientname>".
	   Correct number of inlets and outlets will be made
	   automaticly.

	That should be it. Later, when things get more stable, point 3
	can do point 2 automaticly.



WHY
	use k_jackd~ ?

	1. Simple. Only the clientname is used, not the portnames.
	2. Easy and powerful interface to control the audioflow.
	3. Good performance. Shouldn't be necessary to run as root.



TESTED CLIENTS
	simple_client, freqtweak, ceres.


BUGS
	Crashes pretty often. Does not clean up. Huge risk of not
	freeing shared memory in the current implementation: Client
	must exit before server, and client must not crash. And
	server must not crash.


CONTACT
	Send ideas (especially about the k_jackd~ object syntax),
	comments (especially about the libaipc API), questions,
	code, food, etc. to k.s.matheussen@notam02.no



-- 


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