[pulseaudio-discuss] [RFC] Dynamic reconfiguration of sampling rate

Colin Guthrie gmane at colin.guthr.ie
Tue Jan 25 02:22:13 PST 2011

'Twas brillig, and Arun Raghavan at 25/01/11 07:51 did gyre and gimble:
> On Mon, 2011-01-24 at 14:14 -0800, pl bossart wrote:
>>> FWIW, the zero-length wait seems to work fine for me as well (also
>>> HDAudio). A couple of things to consider if we do decide to go ahead
>>> with this are are that:
>> Any ideas on how we can make this timeout sink-specific? Everything I
>> know of (default.pa, module-udev-detect) will set this timeout for all
>> possible sinks. Not clear to me how I can make this configuratble.
>> Properties maybe, but I don't know how to set them with a command or
>> configuration file.
> I can't think if anything simple to handle this. However. if we're going
> to have to apply some policy on a per-profile basis, perhaps we could
> let modules set a "can-quick-suspend" property or some such on the sink
> which module-suspend-on-idle can look for. This leaves the decision to
> the module that exposes the sink which, in theory, knows best about this
> anyway.

Yeah that's pretty much what I suggested earlier in the thread too - put
some new flag in the mixer profile that ultimately sets a property on
the sink that module-suspend-on idle can look for.

It's maybe not the most elegant but I thin it's quite practical for the
current use case.



Colin Guthrie

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