[pulseaudio-discuss] Tell me more about pa_simple_new device argument ?

[Eli Woods]

There are functions that let you query the server for various
information like "Sinks" detailed on this webpage.

http://0pointer.de/lennart/projects/pulseaudio/doxygen/introspect.html

Hope that helps :)

Elias Woods

On Thu, 2010-12-16 at 23:54 +0100, Serge SMEESTERS wrote:
> Hi,
> 
> 
> I'm using well th Simple API ...
> → http://0pointer.de/lennart/projects/pulseaudio/doxygen/
> 
> But now, I plane to use two "connexion" for two different sound output
> devices (with multi-threading).
> 
> I'm so looking for device selecting...
> 
> How to discover the available devices ?
> 
> I see the "dev" argument as "const char *" but only NULL value is
> "documented" for default one...
> 
> 
> My English is not very good (my natural language id French)...
> So, I give some code...
> 
>         m_p_pa_simple = pa_simple_new(
> 				NULL,
> 				"DJ main",
> 				PA_STREAM_PLAYBACK,
> 				NULL, // here should be the device selector :)
> 				"Music",
> 				&sample_spec,
> 				NULL,
> 				NULL,
> 				&error
> 			);
> 
> My project is about DJ real-time-line.
> Don't worry, I'm using multi buffer and multitread my-self (instead of
> Asynchronous API).
> 
> The fact is that I should have two output (my own thread objects) :
> one for main output and another for headphone...
> For example, I can add a USB sound card for headphone... or use 5.1
> jacks for distinguish both... I don't no what should be more simple...
> 
> Thanks for help.
> 
> PS:
> I plane to share source code (C++) in when it'll be "good" enough...
> 
> 
> À+,
> Serge S.
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