Orca, Speech-dispatcher and power management
hartmans at debian.org
Sat Jan 6 12:36:25 UTC 2018
>>>>> "Samuel" == Samuel Thibault <sthibault at debian.org> writes:
Samuel> Sam Hartman, on sam. 06 janv. 2018 06:09:44 -0500, wrote:
>> * Will limiting the number of streams speech-dispatcher opens
>> have any significant improvement. Are there actual costs to
>> having the sd_generic and sd_dummy streams open even when they
>> are unneeded?
Samuel> I don't think there is: they remain dormant.
So, this is more of a Pulse question.
We know even dormant streams are sufficient to keep the audio card from
I don't know if dormant streams have mixing overhead or impact the
volume algorithms being used.
>> * Would it be worth the complexity to close the speech dispatcher
>> streams after a period of inactivity?
Samuel> That could be useful indeed. I suggest reporting a feature
Samuel> request on the github speechd repository, so people can
Samuel> contribute code to implement it (Debian by itself should not
Samuel> integrate such a patch without it being upstream).
So, I'm happy to implement if it's going to make a significant
But if it's really true that dormant streams don't hurt, this probably
doesn't negatively impact things.
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