Ian wrote:

> **ERROR: [lavrec] Error initializing Audio: Audio task died. Reason:
> Error in ioctl SNDCTL_DSP_SETFRAGMENT - Invalid argument++ WARN:
> [lavrec] Not ready for capture (state = 0)!

...

> > Which sound card do you use and which sound system (OSS/ALSA) 
> > 
> I am using the btaudio oss module (input only). The system does not
> have another sound card as it is to only be used as a recorder and the
> output will be accessed to another system via nfs.

That's too bad as another sound card (or a built in sound chip) might be
your only option if you don't want to implement the missing
functionality in btaudio yourself (see below).

> Here is the btaudio output:
> 
> btaudio: driver version 0.7 loaded [digital+analog]
> btaudio: Bt878 (rev 17) at 00:0a.1, irq: 12, latency: 32, mmio:
> 0xe3000000 btaudio: using card config "default"
> btaudio: registered device dsp0 [digital]
> btaudio: registered device dsp1 [analog]
> btaudio: registered device mixer0

I can say for sure that the btaudio driver in bttv 0.7.92 (the version I
am using) does not implement all the functions required by lavrec. As
far as I recall, the author had labeled the driver experimental at that
time. The btaudio driver in that version did not implement fragmenting
and that seems to be the problem with your version, too. I had checked
at that time if I could add that myself but it's not trivial and would
have required more time than I have.

Fabian

-- 
Q:      How do you keep a moron in suspense?


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