import { BackendConfig } from "cambrian-base";
import { CBARDebug, ZoomState } from "../core";
import { DebugLevel } from "../core/internal/GlobalLogger";
export declare type GetUploadUrlsRequest = {
    key?: string;
    names: string[];
};
export declare type GetUploadUrlsResult = {
    key: string;
    uploadUrl?: string;
    subKey: string;
    subUploadUrls: {
        [name: string]: string;
    };
};
export interface ImageUploader {
    getUploadUrls(request: GetUploadUrlsRequest): Promise<GetUploadUrlsResult | null>;
    upload(url: string, content: File | Blob): Promise<boolean>;
}
export declare class CBServerApi {
    readonly apiUrl: string;
    constructor(apiUrl: string);
    processImage(imageId: string, params: {
        [key: string]: string;
    }): Promise<string | null>;
    private getProject;
    private awaitProject;
    getUploadUrls(req: GetUploadUrlsRequest): Promise<GetUploadUrlsResult | null>;
    upload(url: string, content: File | Blob): Promise<boolean>;
}
export declare type CBServerConfigExternal = BackendConfig & {
    logLevel?: DebugLevel;
    initialZoom?: ZoomState;
    placeholderPath?: string;
    hoverBGOpacity?: number;
    clickBGOpacity?: number;
    selectedBGOpacity?: number;
    hoverOutlineOpacity?: number;
    clickOutlineOpacity?: number;
    selectedOutlineOpacity?: number;
    classifierPath?: string;
    classifierMaxRegions?: number;
    classifierUpdateFrequency?: number;
    classifierMinSize?: [number, number];
    classifierMaxSize?: [number, number];
    debug?: CBARDebug;
};
export declare type CBServerConfig = {
    initialZoom: ZoomState;
    hoverBGOpacity: number;
    clickBGOpacity: number;
    selectedBGOpacity: number;
    hoverOutlineOpacity: number;
    clickOutlineOpacity: number;
    selectedOutlineOpacity: number;
    classifierMaxRegions: number;
    classifierUpdateFrequency: number;
    debug: CBARDebug;
} & CBServerConfigExternal;
export declare function cbInitialize(config: CBServerConfigExternal): void;
export declare const usleep: (ms?: number) => Promise<void>;
export declare function getConfig(): Promise<CBServerConfig>;