Re: Sound troubles

2010-06-24 Thread Martin Langhoff
Hi Thomas,

On Thu, Jun 3, 2010 at 3:18 PM, Thomas PLESSIS 55...@supinfo.com wrote:
 I'm developing flash applications on OLPC using adobe air. We have some
 troubles with our flash application when we are playing sounds : randomly,
 the sound channel is down, and we need to restart application to have sounds
 again. We have noticed that it's happen after the standby of the laptop...
 Any idea on how to solve this problem?

Care to try the most recent release candidate? It seems to contain
fixes for sound +suspend troubles that might be related.

cheers,


m

-- 
 martin.langh...@gmail.com
 mar...@laptop.org -- School Server Architect
 - ask interesting questions
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Sound troubles

2010-06-03 Thread Thomas PLESSIS
Hi guys,

I'm developing flash applications on OLPC using adobe air. We have some
troubles with our flash application when we are playing sounds : randomly,
the sound channel is down, and we need to restart application to have sounds
again. We have noticed that it's happen after the standby of the laptop...
Any idea on how to solve this problem?

Thanks for your help,
Thomas
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Re: Sound troubles

2010-06-03 Thread Paul Fox
thomas wrote:
  Hi guys,
  
  I'm developing flash applications on OLPC using adobe air.  We
  have some troubles with our flash application when we are
  playing sounds :  randomly, the sound channel is down, and we
  need to restart application to have sounds again.  We have
  noticed that it's happen after the standby of the laptop... 
  Any idea on how to solve this problem?

is this possibly related to http://dev.laptop.org/ticket/10168 ? 

i believe the squeak folks solved that problem (just yesterday, i
think) by closely following the code examples pointed to in the
last comment on #10168 -- i.e., by handling alsa's -ESTRPIPE 
error condition properly.

paul
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RE: Sound troubles

2010-06-03 Thread Thomas Plessis
Great, it seems to works better! Is there any way to disable all the power
managements when the activity is starting?

Thx,
Thomas

-Message d'origine-
De : Paul Fox [mailto:p...@laptop.org] 
Envoyé : June-03-10 3:32 PM
À : Thomas PLESSIS
Cc : devel
Objet : Re: Sound troubles

thomas wrote:
  Hi guys,
  
  I'm developing flash applications on OLPC using adobe air.  We
  have some troubles with our flash application when we are
  playing sounds :  randomly, the sound channel is down, and we
  need to restart application to have sounds again.  We have
  noticed that it's happen after the standby of the laptop... 
  Any idea on how to solve this problem?

is this possibly related to http://dev.laptop.org/ticket/10168 ? 

i believe the squeak folks solved that problem (just yesterday, i
think) by closely following the code examples pointed to in the
last comment on #10168 -- i.e., by handling alsa's -ESTRPIPE 
error condition properly.

paul
=-
 paul fox, p...@laptop.org

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Re: Sound troubles

2010-06-03 Thread Paul Fox
thomas wrote:
  Great, it seems to works better! Is there any way to disable all the power
  managements when the activity is starting?


yes.  it would really be better to only dispable power management during
operations where it's truly desirable.  i.e., if the screen is static,
and the app isn't producing sound, then the laptop should be allowed
to suspend.

there's code that does this test in a couple of patches at
http://dev.laptop.org/ticket/10036 -- you might be better off
looking directly at
/usr/share/python2.6/site-packages/bitfrost/update/setup.py
because that's the tested version.

but if you really want to disble suspend for the entire duration
of your activity (again, not recommended), they you can simply
create a file in /var/run/powerd-inhibit-suspend named after the
PID of your process.  powerd will clean it up for you after your
process goes away.

paul


  
  Thx,
  Thomas
  
  -Message d'origine-
  De : Paul Fox [mailto:p...@laptop.org] 
  Envoyé : June-03-10 3:32 PM
  À : Thomas PLESSIS
  Cc : devel
  Objet : Re: Sound troubles
  
  thomas wrote:
Hi guys,

I'm developing flash applications on OLPC using adobe air.  We
have some troubles with our flash application when we are
playing sounds :  randomly, the sound channel is down, and we
need to restart application to have sounds again.  We have
noticed that it's happen after the standby of the laptop... 
Any idea on how to solve this problem?
  
  is this possibly related to http://dev.laptop.org/ticket/10168 ? 
  
  i believe the squeak folks solved that problem (just yesterday, i
  think) by closely following the code examples pointed to in the
  last comment on #10168 -- i.e., by handling alsa's -ESTRPIPE 
  error condition properly.
  
  paul
  =-
   paul fox, p...@laptop.org

=-
 paul fox, p...@laptop.org
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Sound troubles

2010-06-03 Thread Thomas PLESSIS
Hi guys,

I'm developing flash applications on OLPC using adobe air. We have some
troubles with our flash application when we are playing sounds : randomly,
the sound channel is down, and we need to restart application to have sounds
again. We have noticed that it's happen after the standby of the laptop...
Any idea on how to solve this problem?

Thanks for your help,
Thomas
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Re: Sound troubles

2010-06-03 Thread David Farning
I would strongly recommend working with the Karma framework at
http://wiki.sugarlabs.org/go/Karma .

I Have spent a fair amount of time working with Adobe to improve
functionality on the XO and Sugar.  At this point, it is financially
not worth their effort to improve their products' functionality on a
platform intended for students because their is not enough revenue
potential.

david

On Thu, Jun 3, 2010 at 11:18 PM, Thomas PLESSIS 55...@supinfo.com wrote:
 Hi guys,
 I'm developing flash applications on OLPC using adobe air. We have some
 troubles with our flash application when we are playing sounds : randomly,
 the sound channel is down, and we need to restart application to have sounds
 again. We have noticed that it's happen after the standby of the laptop...
 Any idea on how to solve this problem?

 Thanks for your help,
 Thomas
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