AOSP builders,
We are pleased to announce new documentation accompanying the Android 5.0 (Lollipop) release. As always, source.android.com is your home for the latest information as the new Android version is launched. Here is a summary of changes to the site for Android 5.0.
A new Attributes page explains how to use the new audio attribute API. The audio system uses these attributes to make mixing decisions and notify applications about the state of the system. And USB Digital Audio describes the USB digital audio internals on Android. The revised Accessories section now contains a Wired audio headset specification.
The Camera team describes its version support, including the feature flags to allow Play Store filtering of Camera API2 camera apps.
Encryption instructions have been updated to reflect all of the latest features in Android 5.0, including fast encryption, the forceencrypt flag to encrypt on first boot, hardware-backed storage of the encryption key, and more.
Security-Enhanced Linux documentation has been expanded and split apart (from one page to five) to help partners more easily implement full enforcement. The documents now include detailed implementation instructions and detailed examples of customization.
In addition, the Security team lists new enhancements and acknowledgements.
Sensors material on has been completely overhauled and expanded (from four pages to 10) to better describe use and catalog new sensors, such as interaction composite sensors intended to capture user gestures. Power consumption is covered separately, while the HAL interface is explored in detail.
Android begins support for televisions with the TV Input Framework (TIF) that simplifies the delivery of live content to Android TV and the HDMI-CEC control service to allow interaction of connected devices with minimal compatibility issues. And TV Audio explains how to transfer the TIF AudioPort information for the audio routing API.
The Hardware Abstraction Layer documentation has been updated for Android 5.0 and also restructured to better resemble the rest of the site.
Trade Federation package references have been updated for the first time since KitKat.