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Android.bpD23-Mar-2024666 2018

AndroidTest.xmlD23-Mar-20241.4 KiB2813

AudioLoopbackTest.pyD23-Mar-20245.1 KiB13294

README.mdD23-Mar-2024889 1814

__init__.pyD23-Mar-20240 10

README.md

1The AudioLoopbackTest is used to test round-trip audio performance over headset jack and USB.
2It is based on the Loopback.apk run with Loopback dongle: https://source.android.com/devices/audio/loopback
3
4* How to run the test?
5  1. plug in the Loopback dongle to your device.
6  2. `make vts`
7  3. `vts-tradefed run vts -m AudioLoopbackTest`
8
9* What metrics this test report?
10  1. Average round-trip latency.
11  2. Standard deviation of round-trip latency.
12
13* Which version of Loopback.apk is used in the test?
14  The Loopback.apk used in this test is Loopback-v17 copied from https://tradefed.teams.x20web.corp.google.com/testdata/media/apps/
15
16* Where can I get the source code for the Loopback.apk?
17  Internal developer: https://googleplex-android.git.corp.google.com/platform/vendor/google_toolbox/+/master/user/rago/studio/LoopbackApp/
18  Open source: https://github.com/gkasten/drrickorang