export interface NativeFrameTiming {
    frameId: number;
    startTimestamp: number;
    endTimestamp: number;
    durationMs: number;
    dropped: boolean;
    targetTimestamp?: number;
    actualPresentationTimestamp?: number;
}
export interface NativeLongTask {
    startTimestamp: number;
    durationMs: number;
    name?: string;
    category?: string;
    source: 'native' | 'webview';
    functionName?: string;
    file?: string;
    line?: number;
    column?: number;
}
export interface NativeDOMSignal {
    type: 'layout' | 'style_recalc' | 'dom_mutation';
    timestamp: number;
    durationMs?: number;
    affectedNodes?: number;
    selector?: string;
}
export interface NativeTraceMetadata {
    bundleId?: string;
    appVersion?: string;
    osVersion?: string;
    deviceModel?: string;
    screenSize?: {
        width: number;
        height: number;
    };
    scale?: number;
    timestamp: string;
    fpsTarget: number;
    url?: string;
    scenario?: string;
    sdkVersion?: string;
    sampled?: boolean;
    samplingRate?: number;
}
export interface NativeTraceFormat {
    version: string;
    traceId: string;
    name: string;
    durationMs: number;
    frames: NativeFrameTiming[];
    longTasks: NativeLongTask[];
    domSignals: NativeDOMSignal[];
    metadata: NativeTraceMetadata;
}
export interface NativeTraceValidationResult {
    valid: boolean;
    errors: string[];
    warnings: string[];
}
export declare function validateNativeTrace(trace: unknown): NativeTraceValidationResult;
export declare function isNativeTraceFormat(obj: unknown): obj is NativeTraceFormat;
export declare function parseNativeTrace(json: string): NativeTraceFormat;