[PlanetCCRMA] running jack on fedora
Fernando Pablo Lopez-Lezcano
nando at ccrma.Stanford.EDU
Fri Jan 23 12:39:01 PST 2004
> i have been running the plannet on a redhat 9 computer for awhile now,
> and i just installed it on a new fedora installation on an ibm t22
> laptop. when i run qjackctl and try to start jack, i get messages in the
> window saying: "starting" then "started" but then just afted that
> "stopped" and a box pops up saying "could not connect to JACK server as
> client". opening the messages box i see:
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|hw:0|1024|2|44100|0|0|nomon|swmeter|rt|32bit
> control device hw:0
> configuring for 44100Hz, 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
> ALSA: cannot set period size to 1024 frames for capture
> ALSA: cannot configure capture channel
This sound card does not like periods of 1024 frames...
Try changing that to a different number, for example 512
> cannot load driver module alsa
> 15:20:26.235 JACK was stopped successfully.
> 15:20:27.910 Could not connect to JACK server as client.
>
> alsaplayer and xmms both play fine and my qjackctl settings are
> identical to the ones that work fine on my rh9 machine.
But probably the soundcard is different and can't work with the same
jack parameters as the old one.
-- Fernando
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