audio-to-text-node/dist/core/transcriber.d.ts

Backend audio file to text transcription using Web Speech API with Puppeteer

/**
 * Transcribes an audio file to text using the browser's speech recognition capabilities.
 * It splits the audio file into chunks, sets up audio routing, and launches a browser to perform the transcription.
 * @param filePath Path to the audio file to transcribe
 * @param options Transcription options
 * @returns A Promise that resolves to the transcribed text
 */
export declare function transcribeFromFile(
/**
 * Audio file formats supported: https://ffmpeg.org/general.html#File-Formats
 */
filePath: string, options?: {
    /**
     * Language code for transcription (default: 'en-US').
     * See supported languages: https://cloud.google.com/speech-to-text/docs/speech-to-text-supported-languages
     */
    language?: string;
    /**
     * Path to the browser executable (Edge/Chrome/Chromium).
     * If not provided, will try to find it automatically.
     */
    executablePath?: string;
    /**
     * Virtual speaker device name for PipeWire/PulseAudio (default: 'virtual_speaker').
     */
    speakerDevice?: string;
    /**
     * Virtual microphone device name for PipeWire/PulseAudio (default: 'virtual_microphone').
     */
    microphoneDevice?: string;
}): Promise<string>;
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