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Software - Audacity Problem

wh7qq - 13.09.2006, 07:29 Uhr
Titel: Audacity Problem
I'm having problems recording sound in Audacity.

First off, my hardware is working fine in XP...record and playback sound great...so nothing is broken in the hardware chain. I can record very well and the files sound great.

In Linux (2006 Easter recently updated by h2 script), I can hear the audio from the line input nicely in the headphones and KMix seems to work just fine.

When Audacity first loads, I get the following message:

"There was an error intitializing audio i/o layer. You will not be able to play or record audio. Error:Host Error."

If I exit and reload, I no longer get the error message and can edit and play .wav and .aup files just fine. When I try to record, the cursor blinks from the start position for a few seconds and Audacity exits abruptly.

Not sure what is going on in record. At first, I could record but the resulting file was tinny sounding and had a high pitch ringing on top of the recorded sound. I've tried all the settings with KMix and Alsamixer gui and now, when I try to record, the cursor blinks but doesn't move for a few seconds and then Audacity exits abruptly.

I tried apt-get remove --purge audacity and apt-get install audaciy with no improvement and Audacity loads and seems ok until I try to record.

Sound system is on the Epox 9npa motherboard

cat /proc/asound/cards
0 [CK804 ]: NFORCE - NVidia CK804
NVidia CK804 with ALC850 at 0xfe02d000, irq 10

I'd much prefer to be able to do my recording and editing entirely in Linux. What am I doing wrong?
hubi - 13.09.2006, 09:11 Uhr
Titel: Audacity Problem
Try to start audacity with the alsa oss-wrapper. Helped for me.
Code:
# apt-get install alsa-oss
You can start audacity in the shell with
Code:
aoss audacity
You can also change the settings for the menu button that way.

hubi
drb - 13.09.2006, 09:21 Uhr
Titel:
I get the error if I try and start audacity with the audio stream 'running'. I stop all audio inputs and audacity then works fine.

drb
slam - 13.09.2006, 09:21 Uhr
Titel: Audacity Problem
Alternatively simply turn off KDE-Sounds in control center, they would get into your way when working with sound seriously, anyway.
Greetings,
Chris
wh7qq - 13.09.2006, 19:25 Uhr
Titel: RE: Audacity Problem
Thanks for all the suggestions.

Shutting off the KDE sound system gets a clean audacity startup but no record.

I did apt-get install alsa-oss and the install went fine but runing aoss audacity gets the following error messages:
/home/paul# aoss audacity
Xlib: connection to ":0.0" refused by server
Xlib: Invalid MIT-MAGIC-COOKIE-1 key
Gtk-WARNING **: cannot open display: :0.0


Running aoss audacity from the KDE command line gets a clean audacity startup but still no record.
slh - 13.09.2006, 19:58 Uhr
Titel: RE: Audacity Problem
Don't run it as root, never.
wh7qq - 13.09.2006, 20:53 Uhr
Titel:
Ooops!
DeepDayze - 13.09.2006, 22:51 Uhr
Titel:
don't use sudo or sux when running audacity.
hubi - 13.09.2006, 23:07 Uhr
Titel:
Uuups, don't get a clean startup at the vaio neither. No soundserver activated. It has to be the external usb-soundcard here or a misconfiguration. Seems to be tricky and depending on hardware as well.

hubi
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