1# 媒体子系统 JS API 变更 Changelog 2 3## cl.subsystemname.1 camera 接口变更 41. camera 部件在 API9 版本全量改为 SystemAPI 52. 基于以下原因新增部分功能接口以及废弃部分接口： 6 7提升开发者使用相机接口的便利。 8帮助开发者快速掌握相机开发接口，快速投入到开发当中。 9易于后续版本中框架功能的扩展，降低框架模块之间的耦合度。 10 11具体参考下方变更内容，开发者需要根据以下说明对应用进行适配。 12 13**变更影响** 14 15影响 API9 版本的 JS 接口，应用需要进行适配才可以在新版本 SDK 环境正常实现功能。 16 17**关键的接口/组件变更** 18 19| 模块名 | 类名 | 方法/属性/枚举/常量 | 是否为 SystemApi | 变更类型 | 20| ---------------------- | ----------------------- | ------------------------------------------------------------ | --------------- | -------- | 21| ohos.multimedia.camera | camera | function getCameraManager(context: Context): CameraManager; | 是 | 新增 | 22| ohos.multimedia.camera | camera | function getCameraManager(context: Context, callback: AsyncCallback<CameraManager>): void;<br/>function getCameraManager(context: Context): Promise<CameraManager>; | 是 | 废弃 | 23| ohos.multimedia.camera | CameraErrorCode | INVALID_ARGUMENT = 7400101,<br/>OPERATION_NOT_ALLOWED = 7400102,<br/>SESSION_NOT_CONFIG = 7400103,<br/>SESSION_NOT_RUNNING = 7400104,<br/>SESSION_CONFIG_LOCKED = 7400105,<br/>DEVICE_SETTING_LOCKED = 7400106,<br/>CONFILICT_CAMERA = 7400107,<br/>DEVICE_DISABLED = 7400108,<br/>SERVICE_FATAL_ERROR = 7400201 | 是 | 新增 | 24| ohos.multimedia.camera | CameraManager | getSupportedCameras(): Array<CameraDevice>;<br/>getSupportedOutputCapability(camera: CameraDevice): CameraOutputCapability;<br/>createCameraInput(camera: CameraDevice): CameraInput;<br/>createCameraInput(position: CameraPosition, type: CameraType): CameraInput;<br/>createPreviewOutput(profile: Profile, surfaceId: string): PreviewOutput;<br/>createPhotoOutput(profile: Profile, surfaceId: string): PhotoOutput;<br/>createVideoOutput(profile: VideoProfile, surfaceId: string): VideoOutput;<br/>createMetadataOutput(metadataObjectTypes: Array<MetadataObjectType>): MetadataOutput;<br/>createCaptureSession(): CaptureSession; | 是 | 新增 | 25| ohos.multimedia.camera | CameraManager | getSupportedCameras(callback: AsyncCallback<Array<CameraDevice>>): void;<br/>getSupportedCameras(): Promise<Array<CameraDevice>>;<br/>getSupportedOutputCapability(camera: CameraDevice, callback: AsyncCallback<CameraOutputCapability>): void;<br/>getSupportedOutputCapability(camera: CameraDevice): Promise<CameraOutputCapability>;<br/>createCameraInput(camera: CameraDevice, callback: AsyncCallback<CameraInput>): void;<br/>createCameraInput(camera: CameraDevice): Promise<CameraInput>;<br/>createCameraInput(position: CameraPosition, type: CameraType, callback: AsyncCallback<CameraInput>): void;<br/>createCameraInput(position: CameraPosition, type: CameraType): Promise<CameraInput>;<br/>createPreviewOutput(profile: Profile, surfaceId: string, callback: AsyncCallback<PreviewOutput>): void;<br/>createPreviewOutput(profile: Profile, surfaceId: string): Promise<PreviewOutput>;<br/>createPhotoOutput(profile: Profile, surfaceId: string, callback: AsyncCallback<PhotoOutput>): void;<br/>createPhotoOutput(profile: Profile, surfaceId: string): Promise<PhotoOutput>;<br/>createVideoOutput(profile: VideoProfile, surfaceId: string, callback: AsyncCallback<VideoOutput>): void;<br/>createVideoOutput(profile: VideoProfile, surfaceId: string): Promise<VideoOutput>;<br/>createMetadataOutput(metadataObjectTypes: Array<MetadataObjectType>, callback: AsyncCallback<MetadataOutput>): void;<br/>createMetadataOutput(metadataObjectTypes: Array<MetadataObjectType>): Promise<MetadataOutput>;<br/>createCaptureSession(callback: AsyncCallback<CaptureSession>): void;<br/>createCaptureSession(): Promise<CaptureSession>; | 是 | 废弃 | 26| ohos.multimedia.camera | CameraType | CAMERA_TYPE_DEFAULT = 0 | 是 | 新增 | 27| ohos.multimedia.camera | CameraType | CAMERA_TYPE_UNSPECIFIED = 0 | 是 | 废弃 | 28| ohos.multimedia.camera | CameraInput | on(type: 'error', camera: CameraDevice, callback: ErrorCallback<BusinessError>): void; | 是 | 新增 | 29| ohos.multimedia.camera | CameraInput | release(callback: AsyncCallback<void>): void;<br/>release(): Promise<void>;<br/>on(type: 'error', camera: CameraDevice, callback: ErrorCallback<CameraInputError>): void; | 是 | 废弃 | 30| ohos.multimedia.camera | CameraInputErrorCode | ERROR_UNKNOWN = -1<br/>ERROR_NO_PERMISSION = 0<br/>ERROR_DEVICE_PREEMPTED = 1<br/>ERROR_DEVICE_DISCONNECTED = 2<br/>ERROR_DEVICE_IN_USE = 3<br/>ERROR_DRIVER_ERROR = 4 | 是 | 废弃 | 31| ohos.multimedia.camera | CameraInputError | code: CameraInputErrorCode | 是 | 废弃 | 32| ohos.multimedia.camera | CaptureSession | beginConfig(): void;<br/>addInput(cameraInput: CameraInput): void;<br/>removeInput(cameraInput: CameraInput): void;<br/>addOutput(cameraOutput: CameraOutput): void;<br/>removeOutput(cameraOutput: CameraOutput): void;<br/>hasFlash(): boolean;<br/>isFlashModeSupported(flashMode: FlashMode): boolean;<br/>getFlashMode(): FlashMode;<br/>setFlashMode(flashMode: FlashMode): void;<br/>isExposureModeSupported(aeMode: ExposureMode): boolean;<br/>getExposureMode(): ExposureMode;<br/>setExposureMode(aeMode: ExposureMode): void;<br/>getMeteringPoint(): Point;<br/>setMeteringPoint(point: Point): void;<br/>getExposureBiasRange(): Array<number>;<br/>setExposureBias(exposureBias: number): void;<br/>getExposureValue(): number;<br/>isFocusModeSupported(afMode: FocusMode): boolean;<br/>getFocusMode(): FocusMode;<br/>setFocusMode(afMode: FocusMode): void;<br/>setFocusPoint(point: Point): void;<br/>getFocusPoint(): Point;<br/>getFocalLength(): number;<br/>getZoomRatioRange(): Array<number>;<br/>getZoomRatio(): number;<br/>setZoomRatio(zoomRatio: number): void;<br/>isVideoStabilizationModeSupported(vsMode: VideoStabilizationMode): boolean;<br/>getActiveVideoStabilizationMode(): VideoStabilizationMode;<br/>setVideoStabilizationMode(mode: VideoStabilizationMode): void;<br/>on(type: 'error', callback: ErrorCallback<BusinessError>): void; | 是 | 新增 | 33| ohos.multimedia.camera | CaptureSession | beginConfig(callback: AsyncCallback<void>): void;<br/>beginConfig(): Promise<void>;<br/>addInput(cameraInput: CameraInput, callback: AsyncCallback<void>): void;<br/>addInput(cameraInput: CameraInput): Promise<void>;<br/>removeInput(cameraInput: CameraInput, callback: AsyncCallback<void>): void;<br/>removeInput(cameraInput: CameraInput): Promise<void>;<br/>addOutput(cameraOutput: CameraOutput, callback: AsyncCallback<void>): void;<br/>addOutput(cameraOutput: CameraOutput): Promise<void>;<br/>removeOutput(cameraOutput: CameraOutput, callback: AsyncCallback<void>): void;<br/>removeOutput(cameraOutput: CameraOutput): Promise<void>;<br/>hasFlash(callback: AsyncCallback<boolean>): void;<br/>hasFlash(): Promise<boolean>;<br/>isFlashModeSupported(flashMode: FlashMode, callback: AsyncCallback<boolean>): void;<br/>isFlashModeSupported(flashMode: FlashMode): Promise<boolean>;<br/>getFlashMode(callback: AsyncCallback<FlashMode>): void;<br/>getFlashMode(): Promise<FlashMode>;<br/>setFlashMode(flashMode: FlashMode, callback: AsyncCallback<void>): void;<br/>setFlashMode(flashMode: FlashMode): Promise<void>;<br/>isExposureModeSupported(aeMode: ExposureMode, callback: AsyncCallback<boolean>): void;<br/>isExposureModeSupported(aeMode: ExposureMode): Promise<boolean>;<br/>getExposureMode(callback: AsyncCallback<ExposureMode>): void;<br/>getExposureMode(): Promise<ExposureMode>;<br/>setExposureMode(aeMode: ExposureMode, callback: AsyncCallback<void>): void;<br/>setExposureMode(aeMode: ExposureMode): Promise<void>;<br/>getMeteringPoint(callback: AsyncCallback<Point>): void;<br/>getMeteringPoint(): Promise<Point>;<br/>setMeteringPoint(point: Point, callback: AsyncCallback<void>): void;<br/>setMeteringPoint(point: Point): Promise<void>;<br/>getExposureBiasRange(callback: AsyncCallback<Array<number>>): void;<br/>getExposureBiasRange(): Promise<Array<number>>;<br/>setExposureBias(exposureBias: number, callback: AsyncCallback<void>): void;<br/>setExposureBias(exposureBias: number): Promise<void>;<br/>getExposureValue(callback: AsyncCallback<number>): void;<br/>getExposureValue(): Promise<number>;<br/>isFocusModeSupported(afMode: FocusMode, callback: AsyncCallback<boolean>): void;<br/>isFocusModeSupported(afMode: FocusMode): Promise<boolean>;<br/>getFocusMode(callback: AsyncCallback<FocusMode>): void;<br/>getFocusMode(): Promise<FocusMode>;<br/>setFocusMode(afMode: FocusMode, callback: AsyncCallback<void>): void;<br/>setFocusMode(afMode: FocusMode): Promise<void>;<br/>setFocusPoint(point: Point, callback: AsyncCallback<void>): void;<br/>setFocusPoint(point: Point): Promise<void>;<br/>getFocusPoint(callback: AsyncCallback<Point>): void;<br/>getFocusPoint(): Promise<Point>;<br/>getFocalLength(callback: AsyncCallback<number>): void;<br/>getFocalLength(): Promise<number>;<br/>getZoomRatioRange(callback: AsyncCallback<Array<number>>): void;<br/>getZoomRatioRange(): Promise<Array<number>>;<br/>getZoomRatio(callback: AsyncCallback<number>): void;<br/>getZoomRatio(): Promise<number>;<br/>setZoomRatio(zoomRatio: number, callback: AsyncCallback<void>): void;<br/>setZoomRatio(zoomRatio: number): Promise<void>;<br/>isVideoStabilizationModeSupported(vsMode: VideoStabilizationMode, callback: AsyncCallback<boolean>): void;<br/>isVideoStabilizationModeSupported(vsMode: VideoStabilizationMode): Promise<boolean>;<br/>getActiveVideoStabilizationMode(callback: AsyncCallback<VideoStabilizationMode>): void;<br/>getActiveVideoStabilizationMode(): Promise<VideoStabilizationMode>;<br/>setVideoStabilizationMode(mode: VideoStabilizationMode, callback: AsyncCallback<void>): void;<br/>setVideoStabilizationMode(mode: VideoStabilizationMode): Promise<void>;<br/>on(type: 'error', callback: ErrorCallback<CaptureSessionError>): void; | 是 | 废弃 | 34| ohos.multimedia.camera | CaptureSessionErrorCode | ERROR_UNKNOWN = -1<br/>ERROR_INSUFFICIENT_RESOURCES = 0<br/>ERROR_TIMEOUT = 1 | 是 | 废弃 | 35| ohos.multimedia.camera | CaptureSessionError | code: CaptureSessionErrorCode | 是 | 废弃 | 36| ohos.multimedia.camera | PreviewOutput | on(type: 'error', callback: ErrorCallback<BusinessError>): void; | 是 | 新增 | 37| ohos.multimedia.camera | PreviewOutput | on(type: 'error', callback: ErrorCallback<PreviewOutputError>): void; | 是 | 废弃 | 38| ohos.multimedia.camera | PreviewOutputErrorCode | ERROR_UNKNOWN = -1 | 是 | 废弃 | 39| ohos.multimedia.camera | PreviewOutputError | code: PreviewOutputErrorCode | 是 | 废弃 | 40| ohos.multimedia.camera | PhotoOutput | capture(): Promise<void>;<br/>isMirrorSupported(): boolean;<br/>on(type: 'error', callback: ErrorCallback<BusinessError>): void; | 是 | 新增 | 41| ohos.multimedia.camera | PhotoOutput | isMirrorSupported(callback: AsyncCallback<boolean>): void;<br/>isMirrorSupported(): Promise<boolean>;<br/>on(type: 'error', callback: ErrorCallback<PhotoOutputError>): void; | 是 | 废弃 | 42| ohos.multimedia.camera | PhotoOutputErrorCode | ERROR_UNKNOWN = -1<br/>ERROR_DRIVER_ERROR = 0<br/>ERROR_INSUFFICIENT_RESOURCES = 1<br/>ERROR_TIMEOUT = 2 | 是 | 废弃 | 43| ohos.multimedia.camera | PhotoOutputError | code: PhotoOutputErrorCode | 是 | 废弃 | 44| ohos.multimedia.camera | VideoOutput | on(type: 'error', callback: ErrorCallback<BusinessError>): void; | 是 | 新增 | 45| ohos.multimedia.camera | VideoOutput | on(type: 'error', callback: ErrorCallback<VideoOutputError>): void; | 是 | 废弃 | 46| ohos.multimedia.camera | VideoOutputErrorCode | ERROR_UNKNOWN = -1<br/>ERROR_DRIVER_ERROR = 0 | 是 | 废弃 | 47| ohos.multimedia.camera | VideoOutputError | code: VideoOutputErrorCode | 是 | 废弃 | 48| ohos.multimedia.camera | MetadataObject | readonly type: MetadataObjectType;<br/>readonly timestamp: number; | 是 | 新增 | 49| ohos.multimedia.camera | MetadataObject | getType(callback: AsyncCallback<MetadataObjectType>): void;<br/>getType(): Promise<MetadataObjectType>;<br/>getTimestamp(callback: AsyncCallback<number>): void;<br/>getTimestamp(): Promise<number>;<br/>getBoundingBox(callback: AsyncCallback<Rect>): void;<br/>getBoundingBox(): Promise<Rect>; | 是 | 废弃 | 50| ohos.multimedia.camera | MetadataFaceObject | readonly boundingBox: Rect | 是 | 新增 | 51| ohos.multimedia.camera | MetadataOutput | on(type: 'error', callback: ErrorCallback<BusinessError>): void; | 是 | 新增 | 52| ohos.multimedia.camera | MetadataOutput | on(type: 'error', callback: ErrorCallback<BusinessError>): void; | 是 | 废弃 | 53| ohos.multimedia.camera | MetadataOutputErrorCode | ERROR_UNKNOWN = -1<br/>ERROR_INSUFFICIENT_RESOURCES = 0 | 是 | 废弃 | 54| ohos.multimedia.camera | MetadataOutputError | code: MetadataOutputErrorCode | 是 | 废弃 | 55 56**适配指导** 57 58除新增接口，和废弃接口之外，开发者需要关注变更的接口的适配： 59 60从 Beta4 版本开始，对以下接口进行调整： 61 62**新增接口** 63 641. CameraErrorCode 枚举 65 66 枚举值名称：INVALID_ARGUMENT， 值：7400101; 67 68 枚举值名称：OPERATION_NOT_ALLOWED， 值：7400102; 69 70 枚举值名称：SESSION_NOT_CONFIG， 值：7400103; 71 72 枚举值名称：SESSION_NOT_RUNNING， 值：7400104; 73 74 枚举值名称：SESSION_CONFIG_LOCKED， 值：7400105; 75 76 枚举值名称：DEVICE_SETTING_LOCKED， 值：7400106; 77 78 枚举值名称：CONFILICT_CAMERA， 值：7400107; 79 80 枚举值名称：DEVICE_DISABLED， 值：7400108; 81 82 枚举值名称：SERVICE_FATAL_ERROR， 值：7400201; 83 842. PhotoOutput 接口新增 capture(): Promise<void>; 85 863. MetadataObject 接口中新增 readonly type: MetadataObjectType; 87 884. MetadataObject 接口中新增 readonly timestamp: number; 89 905. MetadataObject 接口中新增 readonly boundingBox: Rect; 91 92**废弃接口** 93 941. CameraInput 中废弃接口 release(callback: AsyncCallback<void>): void; 以及 release(): Promise<void>; 95 962. 废弃枚举 CameraInputErrorCode 以及所有它里边的枚举值（ERROR_UNKNOWN = -1，ERROR_NO_PERMISSION = 0，ERROR_DEVICE_PREEMPTED = 1，ERROR_DEVICE_DISCONNECTED = 2，ERROR_DEVICE_IN_USE = 3，ERROR_DRIVER_ERROR = 4）; 97 983. 废弃接口 CameraInputError 以及接口属性 code:CameraInputErrorCode; 99 1004. 废弃枚举 CaptureSessionErrorCode 以及所有它里边的枚举值（ERROR_UNKNOWN = -1，ERROR_INSUFFICIENT_RESOURCES = 0，ERROR_TIMEOUT = 1）; 101 1025. 废弃接口 CaptureSessionError 以及接口属性 code: CaptureSessionErrorCode; 103 1046. 废弃枚举 PreviewOutputErrorCode 以及所有它里边的枚举值（ERROR_UNKNOWN = -1）; 105 1067. 废弃接口 PreviewOutputError 以及接口属性 code: PreviewOutputErrorCode; 107 1088. 废弃枚举 PhotoOutputErrorCode 以及所有它里边的枚举值（ERROR_UNKNOWN = -1，ERROR_DRIVER_ERROR = 0，ERROR_INSUFFICIENT_RESOURCES = 1，ERROR_TIMEOUT = 2）; 109 1109. 废弃接口 PhotoOutputError 以及接口属性 code:PhotoOutputErrorCode; 111 11210. 废弃枚举 VideoOutputErrorCode 以及所有它里边的枚举值（ERROR_UNKNOWN = -1，ERROR_DRIVER_ERROR = 0）; 113 11411. 废弃接口 VideoOutputError 以及接口属性 code:VideoOutputErrorCode; 115 11612. 废弃接口 MetadataObject 中 getType(callback: AsyncCallback<MetadataObjectType>): void; 117 11813. 废弃接口 MetadataObject 中 getType(): Promise<MetadataObjectType>; 119 12014. 废弃接口 MetadataObject 中 getTimestamp(callback: AsyncCallback<number>): void; 121 12215. 废弃接口 MetadataObject 中 getTimestamp(): Promise<number>; 123 12416. 废弃接口 MetadataObject 中 getBoundingBox(callback: AsyncCallback<Rect>): void; 125 12617. 废弃接口 MetadataObject 中 getBoundingBox(): Promise<Rect>; 127 12818. 废弃枚举 MetadataOutputErrorCode 以及所有它里边的枚举值（ERROR_UNKNOWN = -1，ERROR_INSUFFICIENT_RESOURCES = 0）; 129 13019. 废弃接口 MetadataOutputError 以及接口属性 code:MetadataOutputErrorCode; 131 132**接口变更** 133 1341. camera 模块中接口 getCameraManager 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getCameraManager(context: Context, callback: AsyncCallback<CameraManager>): void; 以及 getCameraManager(context: Context): Promise<CameraManager>; 变更为 getCameraManager(context: Context): CameraManager; 135 136 参考代码如下： 137 138 ``` 139 let cameraManager = camera.getCameraManager(context); 140 ``` 141 1422. CameraManager 中接口 getSupportedCameras 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getSupportedCameras(callback: AsyncCallback<Array<CameraDevice>>): void; 以及 getSupportedCameras(): Promise<Array<CameraDevice>>; 变更为 getSupportedCameras(): Array<CameraDevice>; 143 144 参考代码如下： 145 146 ``` 147 let cameras = cameraManager.getSupportedCameras(); 148 ``` 149 1503. CameraManager 中接口 getSupportedOutputCapability 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getSupportedOutputCapability(camera: CameraDevice, callback: AsyncCallback<CameraOutputCapability>): void; 以及 getSupportedOutputCapability(camera: CameraDevice): Promise<CameraOutputCapability>; 变更为 getSupportedOutputCapability(camera: CameraDevice): CameraOutputCapability; 151 152 参考代码如下： 153 154 ``` 155 let cameraDevice = cameras[0]; 156 let CameraOutputCapability = cameraManager.getSupportedOutputCapability(cameraDevice); 157 ``` 158 1594. CameraManager 中接口 createCameraInput(camera: CameraDevice) 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createCameraInput(camera: CameraDevice, callback: AsyncCallback<CameraInput>): void; 以及 createCameraInput(camera: CameraDevice): Promise<CameraInput>; 变更为 createCameraInput(camera: CameraDevice): CameraInput; 160 161 参考代码如下： 162 163 ``` 164 let cameraDevice = cameras[0]; 165 let cameraInput = cameraManager.createCameraInput(cameraDevice); 166 ``` 167 1685. CameraManager 中接口 createCameraInput(position: CameraPosition, type: CameraType) 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createCameraInput(position: CameraPosition, type: CameraType, callback: AsyncCallback<CameraInput>): void; 以及 createCameraInput(position: CameraPosition, type: CameraType): Promise<CameraInput>; 变更为 createCameraInput(position: CameraPosition, type: CameraType): CameraInput; 169 170 参考代码如下： 171 172 ``` 173 let cameraDevice = cameras[0]; 174 let position = cameraDevice.cameraPosition; 175 let type = cameraDevice.cameraType; 176 let cameraInput = cameraManager.createCameraInput(position, type); 177 ``` 178 1796. CameraManager 中接口 createPreviewOutput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createPreviewOutput(profile: Profile, surfaceId: string, callback: AsyncCallback<PreviewOutput>): void; 以及 createPreviewOutput(profile: Profile, surfaceId: string): Promise<PreviewOutput>; 变更为 createPreviewOutput(profile: Profile, surfaceId: string): PreviewOutput; 180 181 参考代码如下： 182 183 ``` 184 let profile = cameraoutputcapability.previewProfiles[0]; 185 let previewOutput = cameraManager.createPreviewOutput(profile, surfaceId); 186 ``` 187 1887. CameraManager 中接口 createPhotoOutput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createPhotoOutput(profile: Profile, surfaceId: string, callback: AsyncCallback<PhotoOutput>): void; 以及 createPhotoOutput(profile: Profile, surfaceId: string): Promise<PhotoOutput>; 变更为 createPhotoOutput(profile: Profile, surfaceId: string): PhotoOutput; 189 190 参考代码如下： 191 192 ``` 193 let profile = cameraoutputcapability.photoProfiles[0]; 194 let photoOutput = cameraManager.createPhotoOutput(profile, surfaceId); 195 ``` 196 1978. CameraManager 中接口 createVideoOutput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createVideoOutput(profile: VideoProfile, surfaceId: string, callback: AsyncCallback<VideoOutput>): void; 以及 createVideoOutput(profile: VideoProfile, surfaceId: string): Promise<VideoOutput>; 变更为 createVideoOutput(profile: VideoProfile, surfaceId: string): VideoOutput; 198 199 参考代码如下： 200 201 ``` 202 let profile = cameraoutputcapability.videoProfiles[0]; 203 let videoOutput = cameraManager.createVideoOutput(profile, surfaceId); 204 ``` 205 2069. CameraManager 中接口 createMetadataOutput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createMetadataOutput(metadataObjectTypes: Array<MetadataObjectType>, callback: AsyncCallback<MetadataOutput>): void; 以及 createMetadataOutput(metadataObjectTypes: Array<MetadataObjectType>): Promise<MetadataOutput>; 变更为 createMetadataOutput(metadataObjectTypes: Array<MetadataObjectType>): MetadataOutput; 207 208 参考代码如下： 209 210 ``` 211 let metadataObjectTypes = cameraoutputcapability.supportedMetadataObjectTypes; 212 let metadataOutput = cameraManager.createMetadataOutput(metadataObjectTypes); 213 ``` 214 21510. CameraManager 中接口 createCaptureSession 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 createCaptureSession(callback: AsyncCallback<CaptureSession>): void; 以及 createCaptureSession(): Promise<CaptureSession>; 变更为 createCaptureSession(): CaptureSession; 216 217 参考代码如下： 218 219 ``` 220 let captureSession = cameraManager.createCaptureSession(); 221 ``` 222 22311. 枚举 CameraType 中，枚举值名称 CAMERA_TYPE_UNSPECIFIED 变更为 CAMERA_TYPE_DEFAULT。 224 22512. CameraInput 中，on 接口返回值类型由 CameraInputError 变更为 BusinessError，因此旧接口 on(type: 'error', camera: CameraDevice, callback: ErrorCallback<CameraInputError>): void; 变更为 on(type: 'error', camera: CameraDevice, callback: ErrorCallback<BusinessError>): void; 226 227 参考代码如下： 228 229 ``` 230 let cameraDevice = cameras[0]; 231 cameraInput.on('error', cameraDevice, (BusinessError) => { 232 233 }) 234 ``` 235 23613. CaptureSession 中接口 beginConfig 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 beginConfig(callback: AsyncCallback<void>): void; 以及 beginConfig(): Promise<void>; 变更为 beginConfig(): void; 237 238 参考代码如下： 239 240 ``` 241 captureSession.beginConfig(); 242 ``` 243 24414. CaptureSession 中接口 addInput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 addInput(cameraInput: CameraInput, callback: AsyncCallback<void>): void; 以及 addInput(cameraInput: CameraInput): Promise<void>; 变更为 addInput(cameraInput: CameraInput): void; 245 246 参考代码如下： 247 248 ``` 249 captureSession.addInput(cameraInput); 250 ``` 251 25215. CaptureSession 中接口 removeInput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 removeInput(cameraInput: CameraInput, callback: AsyncCallback<void>): void; 以及 removeInput(cameraInput: CameraInput): Promise<void>; 变更为 removeInput(cameraInput: CameraInput): void; 253 254 参考代码如下： 255 256 ``` 257 captureSession.removeInput(cameraInput); 258 ``` 259 26016. CaptureSession 中接口 addOutput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 addOutput(cameraOutput: CameraOutput, callback: AsyncCallback<void>): void; 以及 addOutput(cameraOutput: CameraOutput): Promise<void>; 变更为 addOutput(cameraOutput: CameraOutput): void; 261 262 参考代码如下： 263 264 ``` 265 captureSession.addOutput(previewOutput); 266 ``` 267 26817. CaptureSession 中接口 removeOutput 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 removeOutput(cameraOutput: CameraOutput, callback: AsyncCallback<void>): void; 以及 removeOutput(cameraOutput: CameraOutput): Promise<void>; 变更为 removeOutput(cameraOutput: CameraOutput): void; 269 270 参考代码如下： 271 272 ``` 273 captureSession.removeOutput(previewOutput); 274 ``` 275 27618. CaptureSession 中接口 hasFlash 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 hasFlash(callback: AsyncCallback<boolean>): void; 以及 hasFlash(): Promise<boolean>; 变更为 hasFlash(): boolean; 277 278 参考代码如下： 279 280 ``` 281 let status = captureSession.hasFlash(); 282 ``` 283 28419. CaptureSession 中接口 isFlashModeSupported 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 isFlashModeSupported(flashMode: FlashMode, callback: AsyncCallback<boolean>): void; 以及 isFlashModeSupported(flashMode: FlashMode): Promise<boolean>; 变更为 isFlashModeSupported(flashMode: FlashMode): boolean; 285 286 参考代码如下： 287 288 ``` 289 let status = captureSession.isFlashModeSupported(camera.FlashMode.FLASH_MODE_AUTO); 290 ``` 291 29220. CaptureSession 中接口 getFlashMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getFlashMode(callback: AsyncCallback<FlashMode>): void; 以及 getFlashMode(): Promise<FlashMode>; 变更为 getFlashMode(): FlashMode; 293 294 参考代码如下： 295 296 ``` 297 let flashMode = captureSession.getFlashMode(); 298 ``` 299 30021. CaptureSession 中接口 isExposureModeSupported 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 isExposureModeSupported(aeMode: ExposureMode, callback: AsyncCallback<boolean>): void; 以及 isExposureModeSupported(aeMode: ExposureMode): Promise<boolean>; 变更为 isExposureModeSupported(aeMode: ExposureMode): boolean; 301 302 参考代码如下： 303 304 ``` 305 let isSupported = captureSession.isExposureModeSupported(camera.ExposureMode.EXPOSURE_MODE_LOCKED); 306 ``` 307 30822. CaptureSession 中接口 getExposureMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getExposureMode(callback: AsyncCallback<ExposureMode>): void; 以及 getExposureMode(): Promise<ExposureMode>; 变更为 getExposureMode(): ExposureMode; 309 310 参考代码如下： 311 312 ``` 313 let exposureMode = captureSession.getExposureMode(); 314 ``` 315 31623. CaptureSession 中接口 setExposureMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setExposureMode(aeMode: ExposureMode, callback: AsyncCallback<void>): void; 以及 setExposureMode(aeMode: ExposureMode): Promise<void>; 变更为 setExposureMode(aeMode: ExposureMode): void; 317 318 参考代码如下： 319 320 ``` 321 captureSession.setExposureMode(camera.ExposureMode.EXPOSURE_MODE_LOCKED); 322 ``` 323 32424. CaptureSession 中接口 getMeteringPoint 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getMeteringPoint(callback: AsyncCallback<Point>): void; 以及 getMeteringPoint(): Promise<Point>; 变更为 getMeteringPoint(): Point; 325 326 参考代码如下： 327 328 ``` 329 let exposurePoint = captureSession.getMeteringPoint(); 330 ``` 331 33225. CaptureSession 中接口 setMeteringPoint 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setMeteringPoint(point: Point, callback: AsyncCallback<void>): void; 以及 setMeteringPoint(point: Point): Promise<void>; 变更为 setMeteringPoint(point: Point): void; 333 334 参考代码如下： 335 336 ``` 337 let Point2 = {x: 2, y: 2}; 338 captureSession.setMeteringPoint(Point2); 339 ``` 340 34126. CaptureSession 中接口 getExposureBiasRange 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getExposureBiasRange(callback: AsyncCallback<Array<number>>): void; 以及 getExposureBiasRange(): Promise<Array<number>>; 变更为 getExposureBiasRange(): Array<number>; 342 343 参考代码如下： 344 345 ``` 346 let biasRangeArray = captureSession.getExposureBiasRange(); 347 ``` 348 34927. CaptureSession 中接口 setExposureBias 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setExposureBias(exposureBias: number, callback: AsyncCallback<void>): void; 以及 setExposureBias(exposureBias: number): Promise<void>; 变更为 setExposureBias(exposureBias: number): void; 350 351 参考代码如下： 352 353 ``` 354 let exposureBias = biasRangeArray[0]; 355 captureSession.setExposureBias(exposureBias); 356 ``` 357 35828. CaptureSession 中接口 getExposureValue 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getExposureValue(callback: AsyncCallback<number>): void; 以及 getExposureValue(): Promise<number>; 变更为 getExposureValue(): number; 359 360 参考代码如下： 361 362 ``` 363 let exposureValue = captureSession.getExposureValue(); 364 ``` 365 36629. CaptureSession 中接口 isFocusModeSupported 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 isFocusModeSupported(afMode: FocusMode, callback: AsyncCallback<boolean>): void; 以及 isFocusModeSupported(afMode: FocusMode): Promise<boolean>; 变更为 isFocusModeSupported(afMode: FocusMode): boolean; 367 368 参考代码如下： 369 370 ``` 371 let status = captureSession.isFocusModeSupported(camera.FocusMode.FOCUS_MODE_AUTO); 372 ``` 373 37430. CaptureSession 中接口 getFocusMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getFocusMode(callback: AsyncCallback<FocusMode>): void; 以及 getFocusMode(): Promise<FocusMode>; 变更为 getFocusMode(): FocusMode; 375 376 参考代码如下： 377 378 ``` 379 let afMode = captureSession.getFocusMode(); 380 ``` 381 38231. CaptureSession 中接口 setFocusMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setFocusMode(afMode: FocusMode, callback: AsyncCallback<void>): void; 以及 setFocusMode(afMode: FocusMode): Promise<void>; 变更为 setFocusMode(afMode: FocusMode): void; 383 384 参考代码如下： 385 386 ``` 387 captureSession.setFocusMode(camera.FocusMode.FOCUS_MODE_AUTO); 388 ``` 389 39032. CaptureSession 中接口 setFocusPoint 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setFocusPoint(point: Point, callback: AsyncCallback<void>): void; 以及 setFocusPoint(point: Point): Promise<void>; 变更为 setFocusPoint(point: Point): void; 391 392 参考代码如下： 393 394 ``` 395 let Point2 = {x: 2, y: 2}; 396 captureSession.setFocusPoint(Point2); 397 ``` 398 39933. CaptureSession 中接口 getFocusPoint 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getFocusPoint(callback: AsyncCallback<Point>): void; 以及 getFocusPoint(): Promise<Point>; 变更为 getFocusPoint(): Point; 400 401 参考代码如下： 402 403 ``` 404 let point = captureSession.getFocusPoint(); 405 ``` 406 40734. CaptureSession 中接口 getFocalLength 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getFocalLength(callback: AsyncCallback<number>): void; 以及 getFocalLength(): Promise<number>; 变更为 getFocalLength(): number; 408 409 参考代码如下： 410 411 ``` 412 let focalLength = captureSession.getFocalLength(); 413 ``` 414 41535. CaptureSession 中接口 getZoomRatioRange 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getZoomRatioRange(callback: AsyncCallback<Array<number>>): void; 以及 getZoomRatioRange(): Promise<Array<number>>; 变更为 getZoomRatioRange(): Array<number>; 416 417 参考代码如下： 418 419 ``` 420 let zoomRatioRange = captureSession.getZoomRatioRange(); 421 ``` 422 42336. CaptureSession 中接口 getZoomRatio 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getZoomRatio(callback: AsyncCallback<number>): void; 以及 getZoomRatio(): Promise<number>; 变更为 getZoomRatio(): number; 424 425 参考代码如下： 426 427 ``` 428 let zoomRatio = captureSession.getZoomRatio(); 429 ``` 430 43137. CaptureSession 中接口 setZoomRatio 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setZoomRatio(zoomRatio: number, callback: AsyncCallback<void>): void; 以及 setZoomRatio(zoomRatio: number): Promise<void>; 变更为 setZoomRatio(zoomRatio: number): void; 432 433 参考代码如下： 434 435 ``` 436 let zoomRatio = zoomRatioRange[0]; 437 captureSession.setZoomRatio(zoomRatio); 438 ``` 439 44038. CaptureSession 中接口 isVideoStabilizationModeSupported 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 isVideoStabilizationModeSupported(vsMode: VideoStabilizationMode, callback: AsyncCallback<boolean>): void; 以及 isVideoStabilizationModeSupported(vsMode: VideoStabilizationMode): Promise<boolean>; 变更为 isVideoStabilizationModeSupported(vsMode: VideoStabilizationMode): boolean; 441 442 参考代码如下： 443 444 ``` 445 let isSupported = captureSession.isVideoStabilizationModeSupported(camera.VideoStabilizationMode.OFF); 446 ``` 447 44839. CaptureSession 中接口 getActiveVideoStabilizationMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 getActiveVideoStabilizationMode(callback: AsyncCallback<VideoStabilizationMode>): void; 以及 getActiveVideoStabilizationMode(): Promise<VideoStabilizationMode>; 变更为 getActiveVideoStabilizationMode(): VideoStabilizationMode; 449 450 参考代码如下： 451 452 ``` 453 let vsMode = captureSession.getActiveVideoStabilizationMode(); 454 ``` 455 45640. CaptureSession 中接口 setVideoStabilizationMode 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 setVideoStabilizationMode(mode: VideoStabilizationMode, callback: AsyncCallback<void>): void; 以及 setVideoStabilizationMode(mode: VideoStabilizationMode): Promise<void>; 变更为 setVideoStabilizationMode(mode: VideoStabilizationMode): void; 457 458 参考代码如下： 459 460 ``` 461 captureSession.setVideoStabilizationMode(camera.VideoStabilizationMode.OFF); 462 ``` 463 46441. CaptureSession 中，on(type: 'error') callback 类型由 ErrorCallback<CaptureSessionError> 变更为 ErrorCallback<BusinessError>，因此旧接口 on(type: 'error', callback: ErrorCallback<CaptureSessionError>): void; 变更为 on(type: 'error', callback: ErrorCallback<BusinessError>): void; 465 466 参考代码如下： 467 468 ``` 469 captureSession.on('error', (BusinessError) => { 470 471 }) 472 ``` 473 47442. PreviewOutput 中，on(type: 'error') callback 类型由 ErrorCallback<PreviewOutputError> 变更为 ErrorCallback<BusinessError>，因此旧接口 on(type: 'error', callback: ErrorCallback<PreviewOutputError>): void; 变更为 on(type: 'error', callback: ErrorCallback<BusinessError>): void; 475 476 参考代码如下： 477 478 ``` 479 previewOutput.on('error', (BusinessError) => { 480 481 }) 482 ``` 483 48443. PhotoOutput 中接口 isMirrorSupported 返回方式由异步 callback 跟异步 promise 变更为同步返回，因此旧接口 isMirrorSupported(callback: AsyncCallback<boolean>): void; 以及 isMirrorSupported(): Promise<boolean>; 变更为 isMirrorSupported(): boolean; 485 486 参考代码如下： 487 488 ``` 489 let isSupported = photoOutput.isMirrorSupported(); 490 ``` 491 49244. PhotoOutput 中，on(type: 'error') callback 类型由 ErrorCallback<PhotoOutputError> 变更为 ErrorCallback<BusinessError>，因此旧接口 on(type: 'error', callback: ErrorCallback<PhotoOutputError>): void; 变更为 on(type: 'error', callback: ErrorCallback<BusinessError>): void; 493 494 参考代码如下： 495 496 ``` 497 PhotoOutput.on('error', (BusinessError) => { 498 499 }) 500 ``` 501 50245. VideoOutput 中，on(type: 'error') callback 类型由 ErrorCallback<VideoOutputError> 变更为 ErrorCallback<BusinessError>，因此旧接口 on(type: 'error', callback: ErrorCallback<VideoOutputError>): void; 变更为 on(type: 'error', callback: ErrorCallback<BusinessError>): void; 503 504 参考代码如下： 505 506 ``` 507 VideoOutput.on('error', (BusinessError) => { 508 509 }) 510 ``` 511 51246. MetadataOutput 中，on(type: 'error') callback 类型由 ErrorCallback<MetadataOutputError> 变更为 ErrorCallback<BusinessError>，因此旧接口 on(type: 'error', callback: ErrorCallback<MetadataOutputError>): void; 变更为 on(type: 'error', callback: ErrorCallback<BusinessError>): void; 513 514 参考代码如下： 515 516 ``` 517 MetadataOutput.on('error', (BusinessError) => { 518 519 }) 520 ```