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OboeTester: measure latency with varying buffer sizes to detect MMAP errors #2107

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merged 5 commits into from
Oct 10, 2024
Merged

OboeTester: measure latency with varying buffer sizes to detect MMAP errors #2107

merged 5 commits into from
Oct 10, 2024

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philburk
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@philburk philburk commented Oct 5, 2024 •
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This can be used to detect errors in the DSP MMAP position timestamps
used by the AAudio IsochronousClockModel.

If the DSP position is off then it can cause a discontinuity in round-trip latency as a function of buffer size.
So we change the buffer size and look for the discontinuity.

@philburk philburk requested a review from robertwu1 October 8, 2024 00:02
@philburk philburk merged commit 1868d6c into main Oct 10, 2024
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@robertwu1 robertwu1 robertwu1 approved these changes

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@philburk @robertwu1