/**
 * @holoscript/core Mock Speech Recognizer
 *
 * Implements the SpeechRecognizer interface for testing and simulation.
 * Returns dummy transcription segments with phoneme-level timestamps.
 */
import { SpeechRecognizer, SpeechRecognizerConfig, TranscriptionSegment } from './SpeechRecognizer';
export declare class MockSpeechRecognizer implements SpeechRecognizer {
    private config?;
    constructor();
    initialize(config: SpeechRecognizerConfig): Promise<void>;
    transcribe(audio: ArrayBuffer | Blob | unknown, options?: {
        phonemeMode?: boolean;
        timestamps?: boolean;
    }): Promise<TranscriptionSegment[]>;
    stop(): void;
    dispose(): void;
    /**
     * Generates dummy phonemes for a word
     */
    private generatePhonemes;
}
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