captcha-canvas/dist/metrics.d.ts

A captcha generator by using skia-canvas module.

/**
 * Performance monitoring utilities
 */
export interface GenerationMetrics {
    startTime: number;
    endTime: number;
    duration: number;
    memoryUsage: NodeJS.MemoryUsage;
    dimensions: {
        width: number;
        height: number;
    };
    features: string[];
}
export declare class MetricsCollector {
    private static instance;
    private metrics;
    private enabled;
    static getInstance(): MetricsCollector;
    enable(): void;
    disable(): void;
    startGeneration(): number;
    endGeneration(startTime: number, dimensions: {
        width: number;
        height: number;
    }, features: string[]): GenerationMetrics | null;
    getAverageGenerationTime(): number;
    getMetrics(): GenerationMetrics[];
    clearMetrics(): void;
}
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