Skype over bluetooth? (yes, I have googled!)

[Dotan Cohen]

2008/10/17 H.S. <hs.samix at gmail.com>:
> Dotan Cohen wrote:
>
>>
>> No change in playback volume.
>
>
> So controlling the playback device of 'bluetooth' device does not change
> the playback volume? That doesn't sound right (no pun intended). Just
> verify that the input level (mic's) is not muted and is more than say 60%.
>

Correct. The playback volume remains unchanged when manipulating the
the volume control of device BT Headset in alsamixer while playing a
file through the the heaadset.

> I don't think you need to reboot. Why do you think you need to reboot? I
> mean, did you read it anywhere in some documentation? I would be
> interested to know.
>

I do not know if I need a reboot or not. So I play safe instead of
sorry. I understand that some configuration files are read on
boot/login and I was not sure if this is one of them. Now I know,
thanks.

> When you have done the previous experiment without the .asoundrc, there
> is one more thing I would like you to try.
>
> Here is what I am doing at a Ubuntu machine. It has an M-audiophile card
> listed as (using the 'arecord -l' command):
> card 1: M2496 [M Audio Audiophile 24/96], device 0: ICE1712 multi
> [ICE1712 multi]
>  Subdevices: 1/1
>  Subdevice #0: subdevice #0
>
> I don't have a .asoundrc file. But I can successfully record using the
> following command:
> $ cat rec-at-job.txt
>  arecord -D plug:hw:1 --duration=6300 --file-type raw  -f cd --nonblock
>  ./`date +%Y%m%d-%H%M%S`.raw
>
> (this just records the input in CD format to filename based on the time
> the command is given).
>
> The key point to note is the device: -D plug:hw:1
>
> In your case, use the arecord command using the appropriate number in
> the corresponding device name. See if you can still play an audio file
> (using aplay) and if you can then record some sound from it (using
> arecord).
>

No luck:

hardy2 at hardy2-laptop:~$ arecord -l
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: Headset [BT Headset], device 0: Bluetooth SCO PCM [BT SCO PCM]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
hardy2 at hardy2-laptop:~$ arecord -D plug:hw:1
Recording WAVE 'stdin' : Unsigned 8 bit, Rate 8000 Hz, Mono
ALSA lib pcm_params.c:2135:(snd_pcm_hw_refine_slave) Slave PCM not usable
arecord: set_params:879: Broken configuration for this PCM: no
configurations available
hardy2 at hardy2-laptop:~$ arecord -D plug:1
ALSA lib pcm.c:2145:(snd_pcm_open_noupdate) Unknown PCM 1
arecord: main:546: audio open error: No such file or directory
hardy2 at hardy2-laptop:~$


I do appreciate your persistence and willingness to help!

-- 
Dotan Cohen

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