Questions tagged [android-auto]

A system and associated APIs for enabling display of Android apps on vehicle head units.

Android Auto (not to be confused with ) is a secondary interface that is implemented on the already existing Android operating system and extends the Android platform into the car. It basically runs on a smartphone but the display is on the car dashboard, which can be either a hands-free (voice recognition) or touchscreen interface. The car must support Android auto to interact with your user auto-enabled apps. At present Android Auto has around 40 manufacturers to co-operate including Audi, Ford, Mercedes Benz, VW, Volvo etc. Full list of compatible vehicles and Android devices you can find here.

When users connect (via USB or Wireless) their handheld devices running Android 5.0 or higher to a compatible vehicle, the Auto user interface provides a car-optimized Android experience on the vehicle's screen. Users interact with compatible apps and services through voice actions and the vehicle's input controls (like a touchscreen or dashboard buttons).

Android Auto Overview

Android Auto is also available on phone screens, giving users the full Android Auto experience entirely on the phone without needing to connect to a compatible vehicle. With this standalone, handheld version of Android Auto, users can still use voice to handle calls, messages, music, and navigation, using an interface designed for driving.

With Android Auto a driver's mobile will have access to several of the automobile's inputs and sensors with the help of Android Auto such: Compass, Wheel Speed, Sound System, Directional Speakers, Directional Microphones, GPS antennas, Mobile antennas.

More information

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Implementing Android Auto voice command support

I am working on implementing voice commands for Android Auto using media player callback methods. I am having trouble getting Auto to recognize that I am asking to play a title on my application: “Play [x] on MyApp”. I understand that it takes a few…
Kim
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Android Auto Google Play Rejection

Google keeps rejecting my app for the following reason: "During review, we found that if audio is playing on the device while plugging into the Android Auto experience, the music continues to play through the car speakers without user intent. We see…
codeman
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The app did not appear in the Android Auto screen when we attempted to test functionality

I have a audio player app on playstore and wanted to add support for AndroidAuto. After making the required changes, when I uploaded my new apk to playstore it got rejected and received the following email from Play When they say app did not appear…
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Can't get voice commands on Android Auto Media App work

I have an Android App with working Auto capabilities which has been rejected from the store because: "Your app does not support all of the required voice commands. For example, your app does not contain an Intent filter for action…
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How to read vehicle sensors in android auto apps?

Is it possible to read vehicle information like speed,distance traveled ,fuel details, in android auto apps? I've checked https://developer.android.com/training/auto They are not mentioning anything about it. Do Android auto have any Interface/API…
Vishnudev K
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Android Auto notification not showing

I'm attempting to show a notification through Android Auto. The notification does show on my phone. However, it is not showing on Android Auto emulator. This is a media application. automotvie_app_desc.xml:
mattfred
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How to set EXTRA_PAGE and EXTRA_PAGE_SIZE in a MediaBrowserServiceCompat by getting reference to the Android Auto MediaBrowser?

I have an Android Auto app. I would like to take advantage of pagination for browsing within the app. It seems that you can set EXTRA_PAGE and EXTRA_PAGE_SIZE by getting a reference to the MediaBrowserCompat and passing those constants in…
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Building Android Automotive from source

TL;DR After building Android Automotive from source, how do I Run the car-emulator? "Install" the CarService and related packages onto a device? Details I'm trying to build Android Automotive from source. I'm able to successfully build it using…
curioustechizen
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Android Auto Desktop Head Unit (DHU) shows black screen on launch

I’m trying to connect to the Desktop Head Unit (DHU) for Android Auto testing and keep getting a black screen when I launch it. I can see the red & green touch artefacts when I click & right-click on it. I have followed all the instructions here:…
Katie B
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How to update default error text in media browser for Android Auto?

I am working on the Android auto media app and I want to set custom error text (or custom background text) when loading items has failed due to a network error etc. By default there are only two edge case scenarios: "No items" text will be…
Vladimir Gladun
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Android Auto Setup with Gradle Build Flavors

I have a project where I am attempting to add Android Auto support. I have added the following code to my manifest as shown in the Auto documentation:
mattfred
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Android Auto - Voice - Cannot perform "Play [x] on [y]"

I'm having trouble with the Play [song] on [app] command; specifically the "app" is not being recognised by Android Auto. I get an audio speech message back: "Not sure how to help with play song on app" So the speech recognition is working perfectly…
juliusspencer
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Develop an Android Auto custom app

I'm an Android developer and I'm trying to develop a custom Android Auto app, that does a simple mirroring of the phone screen. I know that currently the API are only available for music and messaging apps, but I would write an app for mirror a…
DemoneCT
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Application not listed in Android Auto

I'm trying to develop a media application for Android Auto. To help me, I've downloaded the AndroidMediaBrowserService Sample (https://github.com/googlesamples/android-MediaBrowserService). I've succeded in installing the application, but when I…
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Android Auto app never calls onGetRoot

I'm developing an audio streaming application for Android and integrating Android Auto. I've been following these two tutorials. Android Developer Training PTR Android Blog Using the Desktop Head Unit, I'm able to select my media app from the media…
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