[Sound-open-firmware] automated audio testing

[Liam Girdwood]

On Tue, 2019-03-19 at 14:38 +0100, Guennadi Liakhovetski wrote:
> Hi,
> 
> I'm bisecting a playback breakage on Up^2 and within just 122 commits
> I've allso found a second breakage, which however then has been fixed.
> My question is: how difficult would it be to implement an automated
> audio quality testing CI? Like real audio playback of an audio sample
> to an analog or a digital output with a subsequent capture and
> comparison? Potentially also with a similar capture test? I think it
> would be of a great help.

alsa-bat is upstream which can do automated testing, providing there is a
loopback or tester PC. 

There are also some automated tester boards (I think maybe UP^2, minnowboard
atm) as part of the CI, but it's still WiP. I'd expect to see this improving and
new HW being added in the future.

Liam

> 
> Thanks
> Guennadi
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