JCMediaDeviceImpl class

Inheritance

• Object
• JCMediaDevice
• JCMediaDeviceImpl

Constructors

JCMediaDeviceImpl()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

addCallback(JCMediaDeviceCallback callback) → bool

添加回调

override

addVolumeCallback(JCMediaVolumeCallback callback) → bool

添加音量上报回调

override

autoStartAudioInput(bool enable) → Future<bool>

音频自动输入

override

autoStartAudioOutput(bool enable) → Future<bool>

音频自动输出

override

createNativeJCMediaDevice(JCClient client, JCMediaDeviceCallback callback) → Future<bool>

override

destroyObj() → Future<bool>

销毁对象

override

enableFlash(bool enable) → Future<bool>

是否使用闪光灯

override

enableSpeaker(bool enable) → Future<bool>

开启/关闭扬声器

override

getAudioOutputData(int sampleRateHz, int channels) → Future<Uint8List>

获取音频输出数据

override

getAudioParam() → Future<JCMediaDeviceAudioParam>

音频参数

override

getAudioRouteType() → Future<int>

音频路由类型

override

getCamera() → Future<JCMediaDeviceCamera>

获取当前的摄像头

override

getCameraCurrentZoom() → Future<int>

获取镜头的当前焦距

override

getCameraMaxZoom() → Future<double>

获取镜头最大焦距

override

getCameras() → Future<List<JCMediaDeviceCamera>?>

获取摄像头列表

override

getCameraType(int cameraIndex) → Future<int>

获得摄像头类型

override

getDefaultCamera() → Future<JCMediaDeviceCamera>

获取默认摄像头

override

getDefaultSpeakerOn() → Future<bool>

没有插入耳机或外接蓝牙时是否默认开启扬声器，默认关闭

override

getExposureCompensationStep() → Future<double>

获取摄像头曝光补偿步长

override

getExtCameras() → Future<List<JCMediaDeviceCamera>?>

获取外置摄像头列表

override

getInputVolume() → Future<int>

获取音频采集音量

override

getMaxExposureCompensation() → Future<int>

获取摄像头曝光补偿最大最小值,单位EV

override

getMinExposureCompensation() → Future<int>

获取摄像头曝光补偿最大最小值,单位EV

override

getOutputVolume() → Future<int>

获取音频播放音量

override

getUseInternalAudioDeviceLogic() → Future<bool>

是否使用内部音频设备逻辑，默认使用

override

getVideoAngle() → Future<int>

获取视频窗体角度

override

getVideoFileId() → Future<String>

获取文件视频源渲染id

override

handleFocusMetering(JCMediaDeviceVideoCanvas canvas, double xPercent, double yPercent) → Future<bool>

设置触屏对焦

override

inputCustomAudioData(int sampleRateHz, int channels, Uint8List byteBuffer, int playDelayMS, int recDelayMS, int clockDrift) → Future<bool>

将音频输入数据输入到媒体层

override

isAudioStart() → Future<bool>

音频是否已打开

override

isCameraFlashSupported() → Future<bool>

查询摄像头是否支持闪光灯

override

isCameraOpen() → Future<bool>

摄像头是否已打开

override

isSpeakerOn() → Future<bool>

扬声器是否已打开

override

isVideoFileOpen() → Future<bool>

文件视频源是否已开启

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

removeCallback(JCMediaDeviceCallback callback) → bool

删除回调

override

removeVolumeCallback(JCMediaVolumeCallback callback) → bool

移除音量上报回调

override

setAudioAecMode(int mode) → Future<bool>

设置音频模式

override

setAudioFrameCallback(JCAudioFrameCallback? callback) → Future<bool>

设置语音观测器对象

override

setCameraProperty(int width, int height, int frameRate) → Future<bool>

设置摄像头采集属性

override

setCameraZoomRatio(double zoomRatio) → Future<bool>

设置变焦

override

setDefaultCamera(String cameraId) → Future<bool>

设置默认摄像头

override

setDefaultSpeakerOn(bool state) → Future<bool>

没有插入耳机或外接蓝牙时是否默认开启扬声器，默认关闭

override

setDeviceAudioAutoInput(bool auto) → Future<bool>

设置是否自动打开音频输入

override

setDeviceAudioAutoOutput(bool auto) → Future<bool>

设置是否自动打开音频输出

override

setExposureCompensation(int level) → Future<bool>

设置曝光度

override

setIOSExposureCompensation(double level) → Future<bool>

设置曝光度(iOS)

override

setScreenCaptureProperty(int width, int height, int frameRate) → Future<bool>

设置屏幕共享采集属性

override

setVideoAngle(int angle) → Future<bool>

设置视频窗体角度

override

setVideoFileFrame(Uint8List data, int format, int width, int height, int angle, int mirror, bool keyFrame) → Future<bool>

逐帧采集视频画面

override

setVideoFrameCallback(JCVideoFrameCallback? callback) → Future<bool>

设置视频观测器对象

override

startAudio() → Future<bool>

启动音频

override

startCamera() → Future<bool>

开启摄像头

override

startCameraVideo(int renderType) → Future<JCMediaDeviceVideoCanvas>

开始自身视频渲染

override

startVideo(String? videoSource, int renderType) → Future<JCMediaDeviceVideoCanvas>

开始其他端的视频渲染

override

startVideoFile() → Future<bool>

开启视频文件作为视频输入源

override

stopAudio() → Future<bool>

停止音频

override

stopCamera() → Future<bool>

关闭摄像头

override

stopVideo(JCMediaDeviceVideoCanvas canvas) → Future<bool>

停止视频渲染

override

stopVideoFile() → Future<bool>

关闭逐帧采集画面

override

switchCamera({JCMediaDeviceCamera? camera}) → Future<bool>

切换摄像头

override

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Constants

methodTag → const String