murmuraba/dist/vad/algorithms/energy-vad.d.ts

Real-time audio noise reduction with advanced chunked processing for web applications

/**
 * Energy-based Voice Activity Detection
 */
export declare class EnergyVAD {
    private noiseFloor;
    private adaptiveThreshold;
    private smoothingFactor;
    /**
     * Calculate RMS energy of audio frame
     */
    calculateEnergy(frame: Float32Array): number;
    /**
     * Update noise floor estimate
     */
    updateNoiseFloor(energy: number, isSpeech: boolean): void;
    /**
     * Detect voice activity based on energy
     */
    detect(frame: Float32Array): number;
    /**
     * Calculate energy metrics for a frame
     */
    getMetrics(frame: Float32Array): {
        energy: number;
        noiseFloor: number;
        threshold: number;
    };
    /**
     * Reset the detector state
     */
    reset(): void;
}
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