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expo-camera

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A React component that renders a preview for the device's either front or back camera. Camera's parameters like zoom, auto focus, white balance and flash mode are adjustable. With expo-camera, one can also take photos and record videos that are saved to t

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import { PictureOptions } from '../Camera.types'; import { CameraType, CapturedPicture, CaptureOptions, ImageType } from './CameraModule.types'; export { ImageType, CameraType, CaptureOptions }; declare type OnCameraReadyListener = () => void; declare type OnMountErrorListener = ({ nativeEvent: Error }: { nativeEvent: any; }) => void; declare class CameraModule { videoElement: HTMLVideoElement; stream: MediaStream | null; settings: MediaTrackSettings | null; onCameraReady: OnCameraReadyListener; onMountError: OnMountErrorListener; _pictureSize?: string; _isStartingCamera: boolean; _autoFocus: string; readonly autoFocus: string; setAutoFocusAsync(value: string): Promise<void>; _flashMode: string; readonly flashMode: string; setFlashModeAsync(value: string): Promise<void>; _whiteBalance: string; readonly whiteBalance: string; setWhiteBalanceAsync(value: string): Promise<void>; _cameraType: CameraType; readonly type: CameraType; setTypeAsync(value: CameraType): Promise<void>; _zoom: number; readonly zoom: number; setZoomAsync(value: number): Promise<void>; setPictureSize(value: string): void; constructor(videoElement: HTMLVideoElement); onCapabilitiesReady(track: MediaStreamTrack): Promise<void>; _syncTrackCapabilities(): Promise<void>; setVideoSource(stream: MediaStream | MediaSource | Blob | null): void; setSettings(stream: MediaStream | null): void; setStream(stream: MediaStream | null): void; getActualCameraType(): CameraType | null; ensureCameraIsRunningAsync(): Promise<void>; resumePreview(): Promise<MediaStream | null>; takePicture(config: PictureOptions): CapturedPicture; pausePreview(): void; getAvailablePictureSizes: (ratio: string) => Promise<string[]>; unmount: () => void; } export default CameraModule;