aplay/arecord start-up error

'Georgina' gena at gena-j.net
Fri Apr 19 18:54:03 EDT 2002


Hi

Sorry folks,  a bit slow and only half of the story.

Standing in the corner with the pointy hat with a "D", for an hour! lol.

Gena



Blindness Advocacy and Self Help Online www.bashonline.org

>Hi
>
>Using beta 10, my modules are located in /lib/modules/2.4.18/misc/
>
>Gena
>
>
>
>Blindness Advocacy and Self Help Online www.bashonline.org
>
>>Igor -
>>
>>It is possible that the names of the drivers may have changed.
>>They used to be called "snd-card-xxxx" but at least in beta11
>>they are now called "snd-xxxx" without the "card" part.
>>
>>Chuck
>>
>>
>>On Thu, 18 Apr 2002, Igor Gueths wrote:
>>
>>> Hi
>>> all. Now that I think about it, got another question. I got the alsa
>>> drivers/lib/utils version 0.9.0beta12, but I couldn't figure out where the
>>> drivers were placed. I am using beta 9 and using a start-up script that I
>>> wrote that loads the apropriate module at boot time. In terms of beta 12,
>>> I looked in /lib/modules/2.4.18/kernel/sound/acore. I looked in the isa
>>> directory, considering that I have an isa-pnp card, and the driver for my
>>> cs4236 wasn't present. With beta9, I just use modprobe to load the mods,
>>> and everything works perfectly. Any ideas of where the installer may have
>>> hidden those drivers lol! Thanks.  On Thu, 18 Apr 2002, 'Georgina' wrote:
>>>
>>> > Hi
>>> >
>>> > Glad that your requested the version number of the alsa driver as some of
>>> > the lines may produce interesting results.  I see that the -d (Duration) 
w
>as
>>> > set at 2 hours, that's a lot of disk space.
>>> >
>>> > Using alsa 09 beta 10 I use these lines:
>>> >
>>> > arecord -d 1800 <filename>.wav
>>> >
>>> > This will produce a 8 bit mono file of 14Mb of half an hour.
>>> >
>>> > arecord -f cd -d 1800 <filename>.wav
>>> >
>>> > Which will record a 16 bit stereo CD quality recording.  Can't remember t
h
>e
>>> > disk space used for this half an hour recording.
>>> >
>>> > A "arecord --help" will tell users what switches are available for their
>>> > particular version.  Providing the little indians don't get you, lol.
>>> >
>>> > Gena
>>> >
>>> >
>>> >
>>> > Blindness Advocacy and Self Help Online www.bashonline.org
>>> >
>>> > >
>>> > >Hi Igor,
>>> > >
>>> > >The script I sent Greg, and which he resent, is not too
>>> > >meaningful without a detailed commentary, and it is specific to
>>> > >version 0.9.0beta11 of the alsa drivers. So if you just copy that
>>> > >script it may or may not work for you.
>>> > >
>>> > >In general you need to use a bunch of options with arecord in
>>> > >addition to naming the file you want to create. You need to
>>> > >specify the sampling rate you want to use, the sample size, the
>>> > >file type, how many channels to create, and the duration of the
>>> > >recording you want to make. How you do all those things will vary
>>> > >somewhat depending on your version of alsa. The documentation is
>>> > >pretty skimpy, but it is all there in the man page if you have
>>> > >the patience to tease it out.
>>> > >
>>> > >If you can tell us the alsa version you are using and show us the
>>> > >command line you tried to use perhaps we can get more specific.
>>> > >
>>> > >Chuck
>>> > >
>>> > >On Wed, 17 Apr 2002, Igor Gueths wrote:
>>> > >
>>> > >> Hi all. I can play audio fine, however when I went to try to experimen
t
>>> > >> with arecord, I got the following: main 445: audio open error:
>>> > >> inapropriate ioctl for device. Anyone have any ideas as to what I coul
d
> be
>>> > >> missing or doing wrong? Thanks!
>>> > >>
>>> > >>
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>>
>>Visit me at http://www.valstar.net/~hallenbeck
>>The Moon is Waxing Crescent (32% of Full)
>>
>>
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