export declare class DevicePerformanceMonitor {
    private frameRateHistory;
    private memoryUsageHistory;
    private gcMonitoring;
    private readonly HISTORY_SIZE;
    constructor();
    getFrameRate(): Promise<number>;
    getAverageFrameRate(): number;
    getMemoryInfo(): {
        used: number;
        total: number;
    } | null;
    assessPerformance(): Promise<number>;
    private setupPerformanceMonitoring;
    getPerformanceInsights(): {
        frameRate: number;
        performanceScore: number;
        memoryUsed: number | null;
        memoryTotal: number | null;
    };
}
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