[wdmaudiodev] AudioDG profiling / logs

  • From: Artem <smirnoff.artem@xxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Mon, 13 Apr 2020 17:21:30 +0300

Hi, all!

We've developed an APO doing some audio DSP processing, but found that
on some specific test files (e.g. 32 bit audio sample white noise)
randomly we get sound interruptions and AudioDG starts eating 25% of
CPU and 100 Mb of memory. Moreover all the sound on PC from other
sources gets periodically interrupted until we stop playing that
problematic sample.

Which tools can be used to dig into the problem? Could Windows
performance analyzer be useful in this case? Please advise some links
related to investigation of audio performance issues. Are there any
logs that could reveal anomalies in audio stack (APOs loaded)?

Thanks in advance,
regards,
Artem
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