Re: [ubuntu-uk] Nonsensical jack sensing - A bug day idea

2009-02-20 Thread Jacob Williams
Forgive me if I misunderstand, but ALSA not in the process of being
superseeded by PulseAudio?

On 20 Feb 2009, 1:43 PM, Philip Wyett philwy...@gmx.com wrote:

Hi all,

Users of Linux with ALSA on laptops and other mobile devices have for
years often been presented with the fun and games of sound working great
but then plugging in headphones leaves you with no sound or sound coming
out of speakers and headphones etc. This annoys many and makes distros
look poor to the new user in some cases. Could we have a bug day for and
in conjunction with ALSA to collect as much per user hardware and what
they set to fix it i.e. the 'options' in alsa-base to maybe allow the
ALSA project to make things better for all.

Your thoughts would be appreciated?

Regards

Phil

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Re: [ubuntu-uk] Nonsensical jack sensing - A bug day idea

2009-02-20 Thread Alan James Jenkins
Pulseaudio is just another layer above alsa providing mixing amongst  
other things. Alsa is still used for outputting the sounds.



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On 20 Feb 2009, at 15:11, Jacob Williams jacobw...@googlemail.com  
wrote:


Forgive me if I misunderstand, but ALSA not in the process of being  
superseeded by PulseAudio?


On 20 Feb 2009, 1:43 PM, Philip Wyett philwy...@gmx.com wrote:

Hi all,

Users of Linux with ALSA on laptops and other mobile devices have for
years often been presented with the fun and games of sound working  
great
but then plugging in headphones leaves you with no sound or sound  
coming

out of speakers and headphones etc. This annoys many and makes distros
look poor to the new user in some cases. Could we have a bug day for  
and

in conjunction with ALSA to collect as much per user hardware and what
they set to fix it i.e. the 'options' in alsa-base to maybe allow the
ALSA project to make things better for all.

Your thoughts would be appreciated?

Regards

Phil

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Re: [ubuntu-uk] Nonsensical jack sensing - A bug day idea

2009-02-20 Thread Simos
On Fri, Feb 20, 2009 at 1:42 PM, Philip Wyett philwy...@gmx.com wrote:
 Hi all,

 Users of Linux with ALSA on laptops and other mobile devices have for
 years often been presented with the fun and games of sound working great
 but then plugging in headphones leaves you with no sound or sound coming
 out of speakers and headphones etc. This annoys many and makes distros
 look poor to the new user in some cases. Could we have a bug day for and
 in conjunction with ALSA to collect as much per user hardware and what
 they set to fix it i.e. the 'options' in alsa-base to maybe allow the
 ALSA project to make things better for all.

 Your thoughts would be appreciated?

This would be great to look into.
The 'options' parameters can be submitted to Alsa so that new distro
releases will work out of the box.
There is little knowledge among users on how to do this.

Mainly on Ubuntu, the big issue is to make the integration of
Pulseaudio as good as possible.
VirtualBox, Skype and others do not work well out of the box.

Simos

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Re: [ubuntu-uk] Nonsensical jack sensing - A bug day idea

2009-02-20 Thread Philip Wyett
On Fri, 2009-02-20 at 15:11 +, Jacob Williams wrote:
 Forgive me if I misunderstand, but ALSA not in the process of being
 superseeded by PulseAudio?
 

As Alan indicated it is just another layer (a proxy) and supposedly a
drop in replacement for ESD. To see how PulseAudio looks visually.

http://upload.wikimedia.org/wikipedia/commons/1/14/Pulseaudio-diagram.png

Regards

Phil


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Re: [ubuntu-uk] Nonsensical jack sensing - A bug day idea

2009-02-20 Thread Philip Wyett
On Fri, 2009-02-20 at 07:16 -0800, Dan Chen wrote:
 Hi,
 
 I recommend creating a wiki page with links to the generated
 URLs by alsa-info.sh[0] and sorting by SSID, e.g.,
 
 SSID  .. codec+revision  ..  output url
 
 Please be aware that the jack rework upstream is very active
 and, thus, those changes will not apply cleanly to any linux
 source shipped in Ubuntu. It's best to be running the kernel
 team's latest 2.6.29-rc vanilla kernel builds[1] if you're
 testing, because any changes made will be pushed to the
 sound-2.6 git tree.
 
 If you're not already familiar with hda-verb, I'm willing to
 donate an evening or several to walk people through it.
 
 [0] http://www.alsa-project.org/alsa-info.sh
 [1] http://kernel.ubuntu.com/~kernel-ppa/mainline/
 

Thanks for the information about upstream jack sensing work. I shall
take a look at that over the weekend.

The script you linked to bails out with errors here. I will look at that
later, but thank you for the link.

Regards

Phil


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Re: [ubuntu-uk] Nonsensical jack sensing - A bug day idea

2009-02-20 Thread Philip Wyett
On Fri, 2009-02-20 at 17:53 +, Philip Wyett wrote:
 On Fri, 2009-02-20 at 07:16 -0800, Dan Chen wrote:
  Hi,
  
  I recommend creating a wiki page with links to the generated
  URLs by alsa-info.sh[0] and sorting by SSID, e.g.,
  
  SSID  .. codec+revision  ..  output url
  
  Please be aware that the jack rework upstream is very active
  and, thus, those changes will not apply cleanly to any linux
  source shipped in Ubuntu. It's best to be running the kernel
  team's latest 2.6.29-rc vanilla kernel builds[1] if you're
  testing, because any changes made will be pushed to the
  sound-2.6 git tree.
  
  If you're not already familiar with hda-verb, I'm willing to
  donate an evening or several to walk people through it.
  
  [0] http://www.alsa-project.org/alsa-info.sh
  [1] http://kernel.ubuntu.com/~kernel-ppa/mainline/
  
 
 Thanks for the information about upstream jack sensing work. I shall
 take a look at that over the weekend.
 
 The script you linked to bails out with errors here. I will look at that
 later, but thank you for the link.
 

My own lazyness here. The script runs fine if the file is made
executable and run. Running invoking with sh that sends to dasher it
doesn't like. ;-)

Regards

Phil


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