[pulseaudio-discuss] [PATCH pavucontrol] mainwindow: Show the availability of the ports and profiles.

[poljarinho at gmail.com]

On Fri, Nov 09, 2012 at 11:03:14AM +0800, Raymond Yau wrote:
>    >
>    > If we know if a certain port is available/unavailable, we can print
>    > that out, as a help to the user (and as debugging for ourselves).
> 
>    but the port has three state: yes, no and unknown

Yes thats true, if we don't know the state of the port we don't print
out anything.
> 
>    > A profile is also available/unavailable if all ports which have that
>    > profile is available/unavailable.
> 
>    for surround 5.1, does it meant that pulseaudio have to check the
>    availability of the green, black and orange
> 
>    many professional sound card does not support jack detection since it
>    produce noise during the detection
> 
>    spdif jack does not has any jack detection
> 

We check all the ports that belong to a certain profile. So yes if we
have a surround profile we check all the surround ports for their state.