import { BaseStreamPlayer, StreamPlayerFilter } from './BaseStreamPlayer';
declare const enum StreamVideoProcessing {
    USM = "usm",
    CAS = "cas"
}
export declare abstract class BaseCanvasPlayer extends BaseStreamPlayer {
    protected $canvas: HTMLCanvasElement;
    protected targetFps: number;
    protected frameInterval: number;
    protected lastFrameTime: number;
    protected animFrameId: number | null;
    protected frameCallback: any;
    private boundDrawFrame;
    constructor(playerType: any, $video: HTMLVideoElement, logTag: string);
    init(): Promise<void>;
    setTargetFps(target: number): void;
    getCanvas(): HTMLCanvasElement;
    destroy(): void;
    toFilterId(processing: StreamVideoProcessing): StreamPlayerFilter;
    protected shouldDraw(): boolean;
    private drawFrame;
    protected setupRendering(): void;
    protected abstract setupShaders(): void;
    abstract updateFrame(): void;
}
export {};
//# sourceMappingURL=BaseCanvasPlayer.d.ts.map