Handheld device implementations MUST support the following video decoding:
[
5.3
/H-0-1] H.264 AVC
[
5.3
/H-0-2] H.265 HEVC
[
5.3
/H-0-3] MPEG-4 SP
[
5.3
/H-0-4] VP8
[
5.3
/H-0-5] VP9
2.2.3. Software
Handheld device implementations:
[
3.2.3.1
/H-0-1] MUST have an application that handles the
ACTION_GET_CONTENT
,
ACTION_OPEN_DOCUMENT
,
ACTION_OPEN_DOCUMENT_TREE
, and
ACTION_CREATE_DOCUMENT
intents as described in the SDK documents, and provide the
user affordance to access the document provider data by using
DocumentsProvider
API.
[
3.4
.1/H-0-1] MUST provide a complete implementation of the
android.webkit.Webview
API.
[
3.4
.2/H-0-1] MUST include a standalone Browser application for general user web
browsing.
[
3.8
.1/H-SR] Are STRONGLY RECOMMENDED to implement a default launcher that
supports in-app pinning of shortcuts, widgets and
widgetFeatures
.
[
3.8
.1/H-SR] Are STRONGLY RECOMMENDED to implement a default launcher that
provides quick access to the additional shortcuts provided by third-party apps through the
ShortcutManager
API.
[
3.8
.1/H-SR] Are STRONGLY RECOMMENDED to include a default launcher app that
shows badges for the app icons.
[
3.8
.2/H-SR] Are STRONGLY RECOMMENDED to support third-party app widgets.
[
3.8
.3/H-0-1] MUST allow third-party apps to notify users of notable events through the
Notification
and
NotificationManager
API classes.
[
3.8
.3/H-0-2] MUST support rich notifications.
[
3.8
.3/H-0-3] MUST support heads-up notifications.
[
3.8
.3/H-0-4] MUST include a notification shade, providing the user the ability to directly
control (e.g. reply, snooze, dismiss, block) the notifications through user affordance such
as action buttons or the control panel as implemented in the AOSP.
[
3.8
.3/H-0-5] MUST display the choices provided through
RemoteInput.Builder setChoices()
in
the notification shade.
[
3.8
.3/H-SR] Are STRONGLY RECOMMENDED to display the first choice provided through
RemoteInput.Builder setChoices()
in the notification shade without additional user interaction.
[
3.8
.3/H-SR] Are STRONGLY RECOMMENDED to display all the choices provided through
RemoteInput.Builder setChoices()
in the notification shade when the user expands all
notifications in the notification shade.
[
3.8
.4/H-SR] Are STRONGLY RECOMMENDED to implement an assistant on the device to
handle the
Assist action
.
If Handheld device implementations support Assist action, they:
[
3.8
.4/H-SR] Are STRONGLY RECOMMENDED to use long press on
HOME
key as the
designated interaction to launch the assist app as described in
section 7.2.3
. MUST
launch the user-selected assist app, in other words the app that implements
VoiceInteractionService
, or an activity handling the
ACTION_ASSIST
intent.
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