Audio Codec - Audio Engine Core Test (UMACoreTest)

This test validates the audio engine and its interactions with the audio driver. It includes validation of the different APOs, KS Render/Capture, and core engine functionality.

Test details

  • Device.Audio.HardwareAudioProcessing.AudioHardwareOffloading
  • Device.Audio.HardwareAudioProcessing.ETWEvent
  • Device.Audio.Base.AudioProcessing
  • Windows 10, client editions (x86)
  • Windows 10, client editions (x64)
  • Windows Server 2016 (x64)
  • Windows 10, client editions (ARM64)
  • Windows 10, mobile edition (ARM)
  • Windows 10, mobile edition (ARM64)
Supported Releases
  • Windows 10
  • Windows 10, version 1511
  • Windows 10, version 1607
  • Windows 10, version 1703
  • Windows 10, version 1709
  • Windows 10, version 1803
  • Windows 10, version 1809
  • Next update to Windows 10
Expected run time (in minutes) 90
Category Development
Timeout (in minutes) 5400
Requires reboot false
Requires special configuration true
Type automatic


Additional documentation

Tests in this feature area might have additional documentation, including prerequisites, setup, and troubleshooting information, that can be found in the following topic(s):

More information

Command syntax

Command option Description
te.exe umacoretest_mc.dll /enablewttlogging Without any options, the test executes all cases against all audio devices.


File list

File Location
Umacoretest_mc.dll <testbinroot>\audio-test\bin
te.exe <testbinroot>\Testing\Runtimes\TAEF\x86



Parameter name Parameter description
WDKDeviceID Device ID string
LLU_NetAccessOnly Name of the machine's LLU for copying files



For generic troubleshooting of HLK test failures, see Troubleshooting Windows HLK Test Failures.