[pulseaudio-discuss] [PATCH 0/3] Combine module-role-ducking and module-role-cork

Georg Chini georg at chini.tk
Sun Mar 22 15:21:10 PDT 2015

On 22.03.2015 23:12, Georg Chini wrote:
> On 22.03.2015 22:47, Luke Yelavich wrote:
>> On Mon, Mar 23, 2015 at 12:25:05AM AEDT, Georg Chini wrote:
>>> This patch set combines the functionality of module-role-cork and 
>>> module-role-ducking.
>>> Module name is still module-role-cork (module-role-cork-duck somehow 
>>> sounds a bit
>>> like module-rubber-duck ...).
>>> If you specify a volume, streams will be ducked, otherwise 
>>> muted/corked.
>>> It also adds support for streams without media.role and reacts to 
>>> mute/cork
>>> changes of the trigger stream and to property list changes.
>> I am not sure if this is a good idea. I can think of situations where 
>> a client application wants to make streams of a particular role duck. 
>> The use case I have in mind is a vision impaired/blind user using a 
>> screen reader. The screen reader wants to duck all audio except the 
>> speech synthesizer, such that the user can more easily hear it. In 
>> addition, the user may want the audio for certain roles corked when 
>> there is an incoming VOIP call.
>> No idea if your revised module can do this, so I may be jumping the 
>> gun. The functionality I speak of is not implemented anywhere yet, 
>> but it is something that may be done in the future.
> It can't do that right now, but the functionality could easily be 
> added. It would only need an
> additional parameter duck_roles, so that cork_roles would be corked 
> while duck_roles would
> only be ducked. I can implement it if this is needed.
Naturally it would also need different trigger roles duck_trigger and 

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