import { VideoFrame } from '../Private/AgoraMediaBase';
import { CodecConfigInfo, RendererContext, RendererType } from '../Types';
export declare abstract class IRenderer {
    parentElement?: HTMLElement;
    container?: HTMLElement;
    canvas?: HTMLCanvasElement;
    rendererType: RendererType | undefined;
    context: RendererContext;
    private _frameCount;
    private _startTime;
    bind(context: RendererContext): void;
    unbind(): void;
    drawFrame(uid: number, _videoFrame?: VideoFrame, _codecConfig?: CodecConfigInfo): void;
    setContext(context: RendererContext): void;
    protected updateRenderMode(): void;
    protected updateMirrorMode(): void;
    protected rotateCanvas({ width, height, rotation }: VideoFrame): void;
    getFps(): number;
}
//# sourceMappingURL=IRenderer.d.ts.map