DeviceStore class abstract

Device related interfaces, operating microphone, camera, etc.

DeviceStore Device management class for handling host camera, microphone and other business. DeviceStore provides a comprehensive set of APIs to manage audio and video devices, including microphone, camera and screen sharing features.

Key Features

  • Microphone Management：Open/close microphone, set capture volume and output volume
  • Camera Management：Open/close camera, switch front/rear camera, set mirror and video quality
  • Audio Route：Switch between speaker and earpiece
  • Screen Sharing：Start and stop screen sharing feature
  • Network Status：Real-time monitoring of network quality information
  • Smart Cellular Switch：Enable/disable smart cellular switch mode and receive recommendations

Important: Use DeviceStore.shared singleton to get the DeviceStore instance. Do not attempt to initialize directly.

Note: Device state updates are delivered through the state publisher. Subscribe to it to receive real-time updates about microphone, camera, network and other states.

Device Operations Overview

Feature Method Description
Microphone openLocalMicrophone/closeLocalMicrophone Open/close local microphone
Camera openLocalCamera/closeLocalCamera Open/close local camera
Audio Route setAudioRoute Switch speaker/earpiece
Screen Sharing startScreenShare/stopScreenShare Start/stop screen sharing
Volume Control setCaptureVolume/setOutputVolume Set capture/output volume

Topics

Getting Instance

Observing State

  • state : Reactive state containing microphone, camera, network and other device states

Event Listening

Smart Cellular Switch

Microphone Operations

Audio Route

Camera Operations

Screen Sharing

Reset

See Also

Constructors

DeviceStore()

Properties

hashCode → int
The hash code for this object.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
state → DeviceState
State
no setter

Methods

closeLocalCamera() → void
Close local camera
closeLocalMicrophone() → void
Close local microphone
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
openLocalCamera(bool isFront) → Future<CompletionHandler>
Open local camera
openLocalMicrophone() → Future<CompletionHandler>
Open local microphone
reset() → void
Reset to default state
setAudioRoute(AudioRoute route) → void
Set audio route
setCaptureVolume(int volume) → void
Set capture volume
setFocus(DeviceFocusOwner owner) → void
setOutputVolume(int volume) → void
Set maximum output volume
startScreenShare() → void
Start screen sharing
stopScreenShare() → void
Stop screen capture
switchCamera(bool isFront) → void
Switch camera
switchMirror(MirrorType mirrorType) → void
Switch mirror state
toString() → String
A string representation of this object.
inherited
updateVideoQuality(VideoQuality quality) → void
Update video quality

Operators

operator ==(Object other) → bool
The equality operator.
inherited

Static Properties

shared → DeviceStore
no setter