export interface CameraInfo {
    id: string;
    label: string;
    selected: boolean;
    hasAutofocus: boolean;
}
export interface ICameraService {
    detectDeviceType(): Promise<'mobile' | 'desktop' | 'tablet'>;
    enumerateDevices(): Promise<MediaDeviceInfo[]>;
    getAvailableCameras(): MediaDeviceInfo[];
    isMultipleCamerasAvailable(): boolean;
    getSelectedCameraId(): string | null;
    setSelectedCamera(cameraId: string): Promise<void>;
    getPreferredFacing(): 'environment' | 'user' | null;
    setupCamera(constraints?: MediaTrackConstraints): Promise<MediaStream>;
    switchCamera(cameraId: string): Promise<void>;
    isRearCamera(stream: MediaStream): boolean;
    getCameraInfo(): Promise<{
        availableCameras: CameraInfo[];
        selectedCameraId: string | null;
        deviceType: string;
        isMultipleCamerasAvailable: boolean;
        preferredFacing: 'environment' | 'user' | null;
    }>;
}