import type { ToolContext } from "../context.js";
import type { PerfSnapshot, PerfCompareMetric, PerfMonitorResult } from "../../perf/types.js";
import { PerfBaselineStore } from "../../utils/perf-baseline-store.js";
export declare const getStore: () => PerfBaselineStore;
export declare const DEFAULT_THRESHOLDS: {
    memory: number;
    cpu: number;
    fps: number;
};
export declare const DEFAULT_MONITOR_DURATION_MS = 5000;
export declare const DEFAULT_MONITOR_INTERVAL_MS = 1000;
export declare const MAX_MONITOR_DURATION_MS: 30000;
export declare const MIN_MONITOR_INTERVAL_MS: 500;
export declare const platformEnum: import("zod").ZodOptional<import("zod").ZodEnum<{
    [x: string]: string;
}>>;
export declare const deviceIdField: import("zod").ZodOptional<import("zod").ZodString>;
export declare function collectSnapshot(ctx: ToolContext, platform: string, packageName?: string, deviceId?: string): Promise<PerfSnapshot>;
export declare function buildCompareMetrics(baseline: PerfSnapshot, current: PerfSnapshot, thresholds: {
    memory: number;
    cpu: number;
    fps: number;
}): PerfCompareMetric[];
export declare function averageSnapshots(snapshots: PerfSnapshot[]): PerfSnapshot;
export declare function aggregateSnapshots(snapshots: PerfSnapshot[], durationMs: number, warnings: string[]): PerfMonitorResult;
export interface FrameStats {
    totalFrames: number;
    jankyFrames: number;
    jankyPercent: number;
    percentiles: {
        p50: number;
        p90: number;
        p95: number;
        p99: number;
    };
    causes: {
        missedVsync: number;
        highInputLatency: number;
        slowUiThread: number;
        slowBitmapUploads: number;
        slowIssueDraw: number;
        frameDeadlineMissed: number;
    };
}
export declare function parseFrameStats(output: string): FrameStats;
export declare function formatFrameStats(stats: FrameStats, packageName: string): string;
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