Re: [linux-audio-user] Weird JACK behaviour w/ Qjackctl

My files with the darkice 0.15 complaint:

uname -r
2.6.10-2.1.ll.rhfc3.ccrma

===============================================
-> Darkice output <--
===============================================
DarkIce 0.15 live audio streamer, http://darkice.sourceforge.net
Copyright (c) 2000-2004, Tyrell Hungary, http://tyrell.hu
Using config file: /root/.darksnow/darkice.cfg
Using JACK audio server as input device.
06:35:37: encoding
06:35:37: Turning on POSIX real-time scheduling
06:35:37: scheduler high priority 99
DarkIce: JackDspSource.cpp:187: JACK server not running? [0]

==================================================
QT jackd Message window
==================================================
jackd 0.99.36
Copyright 2001-2003 Paul Davis and others.
jackd comes with ABSOLUTELY NO WARRANTY
This is free software, and you are welcome to redistribute it
under certain conditions; see the file COPYING for details
JACK compiled with System V SHM support.
loading driver ..
apparent rate = 48000
creating alsa driver ... hw:0|hw:0|1024|2|48000|2|2|nomon|swmeter|-|32bit
control device hw:0
06:34:46.780 MIDI connection change.
configuring for 48000Hz, period = 1024 frames, buffer = 2 periods
Couldn't open hw:0 for 32bit samples trying 24bit instead
Couldn't open hw:0 for 24bit samples trying 16bit instead
nperiods = 2 for capture
Couldn't open hw:0 for 32bit samples trying 24bit instead
Couldn't open hw:0 for 24bit samples trying 16bit instead
nperiods = 2 for playback
06:34:48.800 Server configuration saved to "/home/flash/.jackdrc".
06:34:48.807 Statistics reset.
06:34:48.925 Client activated.

================================================
/home/flash/.jackdrc
===============================================
/usr/bin/jackd -R -dalsa -dhw:0 -r48000 -p1024 -n2 -i2 -o2

===============================================
ls .qt
===============================================
jackmixrc qjackctlrc qt_plugins_3.3rc qtrc

===============================================
qjackctlrc
===============================================
[Defaults]
PatchbayPath=\0

[Geometry]
qjackctlConnectionsForm/height=244
qjackctlConnectionsForm/visible=false
qjackctlConnectionsForm/width=595
qjackctlConnectionsForm/x=198
qjackctlConnectionsForm/y=127
qjackctlMainForm/height=103
qjackctlMainForm/visible=true
qjackctlMainForm/width=549
qjackctlMainForm/x=244
qjackctlMainForm/y=407
qjackctlMessagesForm/height=136
qjackctlMessagesForm/visible=true
qjackctlMessagesForm/width=328
qjackctlMessagesForm/x=12
qjackctlMessagesForm/y=224
qjackctlPatchbayForm/visible=false
qjackctlStatusForm/height=246
qjackctlStatusForm/visible=false
qjackctlStatusForm/width=405
qjackctlStatusForm/x=0
qjackctlStatusForm/y=281

[History]
InDeviceComboBox/Item1=(default)
InDeviceComboBox/Item2=/dev/dsp
InterfaceComboBox/Item1=hw:0
InterfaceComboBox/Item2=hw:1
InterfaceComboBox/Item3=default
OutDeviceComboBox/Item1=(default)
OutDeviceComboBox/Item2=/dev/dsp
ServerComboBox/Item1=jackd
ServerComboBox/Item2=jackstart
ServerComboBox/Item3=jackd-realtime
ServerConfigNameComboBox/Item1=.jackdrc
StartupScriptShellComboBox/Item1=artsshell -q terminate
XrunRegexComboBox/Item1=xrun of at least ([0-9|\\.]+) msecs

[Options]
ActivePatchbay=false
ActivePatchbayPath=
AliasesEditing=false
AliasesEnabled=false
AutoRefresh=false
BezierLines=false
ConnectionsFont=Sans,10,-1,5,50,0,0,0,0,0
ConnectionsIconSize=0
DisplayEffect=true
DisplayFont1=Sans,12,-1,5,75,0,0,0,0,0
DisplayFont2=Sans,10,-1,5,50,0,0,0,0,0
KeepOnTop=true
MessagesFont=Terminal,10,-1,5,50,0,0,0,0,0
MessagesLimit=true
MessagesLimitLines=1000
PostShutdownScript=false
PostShutdownScriptShell=
PostStartupScript=false
PostStartupScriptShell=
QueryClose=true
QueryShutdown=true
ServerConfig=true
ServerConfigName=.jackdrc
ServerConfigTemp=false
ShutdownScript=false
ShutdownScriptShell=
StartJack=true
StartupScript=true
StartupScriptShell=artsshell -q terminate
StdoutCapture=true
SystemTray=true
TimeDisplay=0
TimeFormat=0
TimeRefresh=10
XrunIgnoreFirst=false
XrunRegex=xrun of at least ([0-9|\\.]+) msecs

[Presets]
DefPreset=(default)

[Program]
Version=0.2.15

[Settings]
Audio=0
Chan=0
Dither=0
Driver=alsa
Frames=1024
HWMeter=false
HWMon=false
IgnoreHW=false
InChannels=2
InDevice=\0
Interface=hw:0
Monitor=false
NoMemLock=false
OutChannels=2
OutDevice=\0
Periods=2
PortMax=128
Priority=0
Realtime=true
SampleRate=48000
Server=jackd
Shorts=false
SoftMode=false
StartDelay=2
Timeout=500
UnlockMem=false
Verbose=false
Wait=21333
WordLength=16

Flash

On Wednesday 04 May 2005 03:34 am, Rui Nuno Capela wrote:
> > marted?, 03 maggio 2005 alle 21:23:40, Christoph Eckert ha scritto:
> >> Hi,
> >>
> >> when starting JACK from the command line on an USB Card
> >> Terratec Aureon 5.1 USB using
> >>
> >> /usr/bin/jackd -v -R -p64 -dalsa -dhw:3 -r48000 -p512 -n4 -P
> >> -o2
> >>
> >> everything works well.
> >>
> >> But as soon as I use Qjackctl to control JACK with the same
> >> parameters then I get notches every 3 to 7 seconds.
> >>
> >> I'm running
> >>
> >> jackd version 0.99.0 tmpdir /dev/shm protocol 13
> >> ALSA Driver Version 1.0.6
> >> Linux vanilla 2.6.10 with the RT-LSM-patch applied.
> >>
> >>
> >> Anyone got a similar problem?
> >
> > Yes, I had the same problem: I tried with a new user and everything was
> > fine... so I removed the old user's qjackctl configuration files (sorry
> > I can't remember the location, probably under ~/.qt/ ) and the problem
> > disappeared.
>
> FWIW qjackctl configuration file is located as "~/.qt/qjackctlrc".
>
> I'm afraid I fail to reproduce any glitches, if that's what it is.
> Strangely enough, qjackctl works fine for me, almost of the time :)
>
> But it would be a nice thing if someone could characterize this behavior a
> little deeper.
>
> If just by removing the qjackctlrc would suffice to make the "notches" go
> away, then I'll strongly recommend for you to move your old configuration
> file somewhere else (please, DO NOT DELETE it) so that its not thrown out
> and otherwise lost for further investigation by comparison.
>
> Cheers.
Received on Wed May 4 16:15:07 2005