<!--
Copyright 2023 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<!--
This file describes the enumerations referenced by entries in histograms.xml for
this directory. Some enums may instead be listed in the central enums.xml file
at src/tools/metrics/histograms/enums.xml when multiple files use them.
For best practices on writing enumerations descriptions, see
https://chromium.googlesource.com/chromium/src.git/+/HEAD/tools/metrics/histograms/README.md#Enum-Histograms
Please follow the instructions in the OWNERS file in this directory to find a
reviewer. If no OWNERS file exists, please consider signing up at
go/reviewing-metrics (Googlers only), as all subdirectories are expected to
have an OWNERS file. As a last resort you can send the CL to
[email protected].
-->
<histogram-configuration>
<!-- Enum types -->
<enums>
<enum name="AudioDeviceChange">
<int value="0" label="Output Device"/>
<int value="1" label="Input Device"/>
</enum>
<enum name="AudioDeviceType">
<int value="0" label="Headphone"/>
<int value="1" label="Microphone"/>
<int value="2" label="USB"/>
<int value="3" label="Bluetooth"/>
<int value="4" label="Bluetooth microphone"/>
<int value="5" label="HDMI"/>
<int value="6" label="Internal speaker"/>
<int value="7" label="Internal microphone"/>
<int value="8" label="Front microphone"/>
<int value="9" label="Rear microphone"/>
<int value="10" label="Keyboard microphone"/>
<int value="11" label="Hotword"/>
<int value="12" label="Post DSP loopback"/>
<int value="13" label="Post mix loopback"/>
<int value="14" label="Lineout"/>
<int value="15" label="ALSA loopback"/>
<int value="16" label="Other"/>
</enum>
<enum name="AudioMuteButtonAction">
<int value="0" label="Muted"/>
<int value="1" label="Unmuted"/>
</enum>
<enum name="AudioSelectionBeforeAndAfterDeviceSet">
<int value="5" label="System boots with internal and 3.5mm"/>
<int value="6" label="System boots with two internal and 3.5mm"/>
<int value="17" label="System boots with internal and USB"/>
<int value="18" label="System boots with two internal and USB"/>
<int value="21" label="System boots with internal, 3.5mm and USB"/>
<int value="48" label="System boots with internal and two USB"/>
<int value="65" label="System boots with internal and bluetooth"/>
<int value="257" label="System boots with internal and HDMI"/>
<int value="261" label="System boots with internal, 3.5mm and HDMI"/>
<int value="273" label="System boots with internal, USB and HDMI"/>
<int value="513" label="System boots with internal and two HDMI"/>
<int value="16389" label="Internal PLUG 3.5mm"/>
<int value="16401" label="Internal PLUG USB"/>
<int value="16417" label="Internal PLUG two USB"/>
<int value="16449" label="Internal PLUG bluetooth"/>
<int value="16641" label="Internal PLUG HDMI"/>
<int value="16897" label="Internal PLUG two HDMI"/>
<int value="32774" label="Two internal PLUG 3.5mm"/>
<int value="32786" label="Two internal PLUG USB"/>
<int value="32834" label="Two internal PLUG bluetooth"/>
<int value="65556" label="3.5mm PLUG USB"/>
<int value="81941" label="Internal and 3.5mm PLUG USB"/>
<int value="81989" label="Internal and 3.5mm PLUG bluetooth"/>
<int value="82181" label="Internal and 3.5mm PLUG HDMI"/>
<int value="98326" label="Two internal and 3.5mm PLUG USB"/>
<int value="262161" label="USB PLUG internal"/>
<int value="262164" label="USB PLUG 3.5mm"/>
<int value="262165" label="USB PLUG 3.5mm and internal"/>
<int value="262224" label="USB PLUG bluetooth"/>
<int value="262416" label="USB PLUG HDMI"/>
<int value="262417" label="USB PLUG HDMI and internal"/>
<int value="262420" label="USB PLUG HDMI and 3.5mm"/>
<int value="262672" label="USB PLUG two HDMI"/>
<int value="278549" label="Internal and USB PLUG 3.5mm"/>
<int value="278561" label="Internal and USB PLUG USB"/>
<int value="278609" label="Internal and USB PLUG bluetooth"/>
<int value="278801" label="Internal and USB PLUG HDMI"/>
<int value="278805" label="Internal and USB PLUG HDMI and 3.5mm"/>
<int value="278817" label="Internal and USB PLUG HDMI and USB"/>
<int value="279057" label="Internal and USB PLUG two HDMI"/>
<int value="279313" label="Internal and USB PLUG three HDMI"/>
<int value="294934" label="Two internal and USB PLUG 3.5mm"/>
<int value="344069" label="Internal, USB and 3.5mm UNPLUG USB"/>
<int value="344081" label="Internal, USB and 3.5mm UNPLUG 3.5mm"/>
<int value="344149" label="Internal, USB and 3.5mm PLUG bluetooth"/>
<int value="344341" label="Internal, USB and 3.5mm PLUG HDMI"/>
<int value="524324" label="Two USB PLUG 3.5mm"/>
<int value="524384" label="Two USB PLUG bluetooth"/>
<int value="524832" label="Two USB PLUG two HDMI"/>
<int value="540689" label="Internal and two USB UNPLUG USB"/>
<int value="540721" label="Internal and two USB PLUG USB"/>
<int value="540769" label="Internal and two USB PLUG bluetooth"/>
<int value="540961" label="Internal and two USB PLUG HDMI"/>
<int value="606241" label="Internal, two USB and 3.5mm UNPLUG 3.5mm"/>
<int value="786736" label="Three USB PLUG HDMI"/>
<int value="803121" label="Internal and three USB PLUG HDMI"/>
<int value="803377" label="Internal and three USB PLUG two HDMI"/>
<int value="1048656" label="Bluetooth PLUG USB"/>
<int value="1065029" label="Internal and bluetooth PLUG 3.5mm"/>
<int value="1065041" label="Internal and bluetooth PLUG USB"/>
<int value="1065281" label="Internal and bluetooth PLUG HDMI"/>
<int value="1130501" label="Internal, 3.5mm and bluetooth UNPLUG bluetooth"/>
<int value="1130561" label="Internal, 3.5mm and bluetooth UNPLUG 3.5mm"/>
<int value="1311056" label="Bluetooth and USB PLUG HDMI"/>
<int value="1327121" label="Internal, bluetooth and USB UNPLUG bluetooth"/>
<int value="1327169" label="Internal, bluetooth and USB UNPLUG USB"/>
<int value="1327441" label="Internal, bluetooth and USB PLUG HDMI"/>
<int value="4194624" label="HDMI PLUG bluetooth"/>
<int value="4194816" label="HDMI PLUG HDMI"/>
<int value="4210949" label="Internal and HDMI PLUG 3.5mm"/>
<int value="4210961" label="Internal and HDMI PLUG USB"/>
<int value="4211009" label="Internal and HDMI PLUG bluetooth"/>
<int value="4211201" label="Internal and HDMI PLUG HDMI"/>
<int value="4260164" label="3.5mm and HDMI PLUG HDMI"/>
<int value="4260356" label="3.5mm and HDMI PLUG bluetooth"/>
<int value="4276481" label="Internal, 3.5mm and HDMI UNPLUG 3.5mm"/>
<int value="4276501" label="Internal, 3.5mm and HDMI PLUG USB"/>
<int value="4276549" label="Internal, 3.5mm and HDMI PLUG bluetooth"/>
<int value="4456976" label="USB and HDMI PLUG HDMI"/>
<int value="4473089" label="Internal, USB and HDMI UNPLUG USB"/>
<int value="4473109" label="Internal, USB and HDMI PLUG 3.5mm"/>
<int value="4473121" label="Internal, USB and HDMI PLUG USB"/>
<int value="4473169" label="Internal, USB and HDMI PLUG bluetooth"/>
<int value="4473361" label="Internal, USB and HDMI PLUG HDMI"/>
<int value="4735249" label="Internal, two USB and HDMI UNPLUG USB"/>
<int value="4735329" label="Internal, two USB and HDMI PLUG bluetooth"/>
<int value="4735521" label="Internal, two USB and HDMI PLUG HDMI"/>
<int value="5521681"
label="Internal, USB, bluetooth and HDMI UNPLUG bluetooth"/>
<int value="8389124" label="Two HDMI PLUG 3.5mm"/>
<int value="8389136" label="Two HDMI PLUG USB"/>
<int value="8389184" label="Two HDMI PLUG bluetooth"/>
<int value="8405521" label="Internal and two HDMI PLUG USB"/>
<int value="8405569" label="Internal and two HDMI PLUG bluetooth"/>
<int value="8405761" label="Internal and two HDMI PLUG HDMI"/>
<int value="9175856" label="Three USB and two HDMI PLUG HDMI"/>
<int value="9454081"
label="Internal, bluetooth and two HDMI UNPLUG bluetooth"/>
</enum>
<enum name="AudioSelectionEvents">
<int value="0" label="Input|System switched"/>
<int value="1" label="Output|System switched"/>
<int value="2" label="Input|System didn't switch"/>
<int value="3" label="Output|System didn't switch"/>
<int value="4" label="Input|User overrode|System switched"/>
<int value="5" label="Output|User overrode|System switched"/>
<int value="6" label="Input|User overrode|System didn't switch"/>
<int value="7" label="Output|User overrode|System didn't switch"/>
<int value="8" label="Input|System switched|Chrome restarts"/>
<int value="9" label="Output|System switched|Chrome restarts"/>
<int value="10" label="Input|System didn't switch|Chrome restarts"/>
<int value="11" label="Output|System didn't switch|Chrome restarts"/>
<int value="12" label="Input|User overrode|System switched|Chrome restarts"/>
<int value="13" label="Output|User overrode|System switched|Chrome restarts"/>
<int value="14"
label="Input|User overrode|System didn't switch|Chrome restarts"/>
<int value="15"
label="Output|User overrode|System didn't switch|Chrome restarts"/>
<int value="16" label="Input|System switched|Non Chrome restarts"/>
<int value="17" label="Output|System switched|Non Chrome restarts"/>
<int value="18" label="Input|System didn't switch|Non Chrome restarts"/>
<int value="19" label="Output|System didn't switch|Non Chrome restarts"/>
<int value="20"
label="Input|User overrode|System switched|Non Chrome restarts"/>
<int value="21"
label="Output|User overrode|System switched|Non Chrome restarts"/>
<int value="22"
label="Input|User overrode|System didn't switch|Non Chrome restarts"/>
<int value="23"
label="Output|User overrode|System didn't switch|Non Chrome restarts"/>
</enum>
<enum name="AudioSelectionExceptionRules">
<int value="0" label="Input|Rule#1|Hot plugging privileged devices"/>
<int value="1" label="Output|Rule#1|Hot plugging privileged devices"/>
<int value="2"
label="Input|Rule#2|Unplugging a non active device keeps current active
device unchanged"/>
<int value="3"
label="Output|Rule#2|Unplugging a non active device keeps current
active device unchanged"/>
<int value="4"
label="Input|Rule#3|Hot plugging an unpreferred device keeps current
active device unchanged"/>
<int value="5"
label="Output|Rule#3|Hot plugging an unpreferred device keeps current
active device unchanged"/>
<int value="6"
label="Input|Rule#4|Unplugging a device causes remaining unseen set of
devices"/>
<int value="7"
label="Output|Rule#4|Unplugging a device causes remaining unseen set of
devices"/>
</enum>
<enum name="AudioSelectionNotificationEvents">
<int value="0" label="Both input+output notification shows up"/>
<int value="1" label="Input only notification shows up"/>
<int value="2" label="Output only notification shows up"/>
<int value="3" label="Multiple sources notification shows up"/>
<int value="4" label="Both input+output notification clicked"/>
<int value="5" label="Input only notification clicked"/>
<int value="6" label="Output only notification clicked"/>
<int value="7" label="Multiple sources notification clicked"/>
</enum>
</enums>
</histogram-configuration>
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