Re: status of usb audio driver

[Patrick Shirkey <pshirkey@boosthardware.com>]

Takashi Iwai wrote:
> At Thu, 13 Jun 2002 01:48:33 +0900,
> Patrick Shirkey wrote:
> 
>>Patrick Shirkey wrote:
>>
>>>Patrick Shirkey wrote:
>>>
>>>
>>>>i have been testing the sound and I am getting playback although at 
>>>>this point I can get sound out of hw:2,0 and hw:2,2 they are both the 
>>>>left channels. The sound is scratchy but it is there :)
>>>>
>>>
>>>The sound is actually coming through output 2 and 4 on the sound card 
>>>even though I'm using hw:2,0 or hw:2,2.
>>>
>>
>>When I use the first two pcm devices the sound is sent through output 2 
>>on the card and when I use the third the sound is sent through output 4.
> 
> 
> i committed a minor change to cvs.
> now endpoints will be shown in each proc file.
> could you apply and send me the output of each proc file?
> i'd like to know whether really endpoints are parsed correctly.
> 
> 

 From the looks of things they are not.

------
# cat /proc/asound/card2/stream0
M Audio USB AudioSport Quattro (tm) : USB Audio

Playback:
   Format: S16_LE
   Channels: 2
   Endpoint: 3 OUT
   Rates: 11025, 22050, 44100

Capture:
   Format: S16_LE
   Channels: 2
   Endpoint: 5 IN
   Rates: 11025, 22050, 44100

# cat /proc/asound/card2/stream1
M Audio USB AudioSport Quattro (tm) : USB Audio #1

Playback:
   Format: S16_LE
   Channels: 2
   Endpoint: 3 OUT
   Rates: 11025, 22050, 44100, 48000

Capture:
   Format: S16_LE
   Channels: 2
   Endpoint: 5 IN
   Rates: 11025, 22050, 44100, 48000

# cat /proc/asound/card2/stream2
M Audio USB AudioSport Quattro (tm) : USB Audio #2

Playback:
   Format: S16_LE
   Channels: 2
   Endpoint: 4 OUT
   Rates: 11025, 22050, 44100, 48000

Capture:
   Format: S16_LE
   Channels: 2
   Endpoint: 6 IN
   Rates: 11025, 22050, 44100, 48000

------



> 
>>I have also tested capture and the card is not working with that yet.
>>
>>It will attempt to record for a few seconds but will not write to a file 
>>or produce any noise either with direct monitoring enabled or not. Also 
>>  recording locks the mouse until either it has finished or is ctrl+c'd.
> 
> 
> hmm, this sounds bad.
> i'm not sure whether this is a general capture problem on usb audio.
> i'll borrow a usb mic tomorrow and test with it.
> 
> 
> ciao,
> 
> Takashi
> 
> 



-- 
Patrick Shirkey - Boost Hardware Ltd.
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Http://www.boosthardware.com
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