sound: aplay\arecord audio frame flow

[Muni Sekhar <munisekharrms@xxxxxxxxx>]

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Hi All,

Is there anyway in the kernel sound subsystem to know when the
application calls ‘aplay’ and anything starts playing?

Also for arecord\aplay, Is there any way from kernel's point of view
to know when it receives for example the first and last audio frames?


-- 
Thanks,
Sekhar
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