youtube-transcript-node/dist/transcript.d.ts

This is a Node.js API which allows you to get the transcripts/subtitles for a given YouTube video. It also works for automatically generated subtitles and supports translating subtitles.

import { AxiosInstance } from 'axios';
import { TranslationLanguage, TranscriptSnippetData } from './types.js';
export declare class FetchedTranscriptSnippet {
    text: string;
    start: number;
    duration: number;
    constructor(text: string, start: number, duration: number);
}
export declare class FetchedTranscript {
    snippets: FetchedTranscriptSnippet[];
    videoId: string;
    language: string;
    languageCode: string;
    isGenerated: boolean;
    constructor(snippets: FetchedTranscriptSnippet[], videoId: string, language: string, languageCode: string, isGenerated: boolean);
    [Symbol.iterator](): Iterator<FetchedTranscriptSnippet>;
    get length(): number;
    toRawData(): TranscriptSnippetData[];
}
export declare class Transcript {
    private _httpClient;
    videoId: string;
    private _url;
    language: string;
    languageCode: string;
    isGenerated: boolean;
    translationLanguages: TranslationLanguage[];
    private _translationLanguagesDict;
    constructor(httpClient: AxiosInstance, videoId: string, url: string, language: string, languageCode: string, isGenerated: boolean, translationLanguages: TranslationLanguage[]);
    fetch(preserveFormatting?: boolean): Promise<FetchedTranscript>;
    private _parseTranscript;
    get isTranslatable(): boolean;
    translate(languageCode: string): Transcript;
    toString(): string;
}
export declare class TranscriptList {
    videoId: string;
    private _manuallyCreatedTranscripts;
    private _generatedTranscripts;
    private _translationLanguages;
    static build: (httpClient: AxiosInstance, videoId: string, captionsJson: any) => TranscriptList;
    constructor(videoId: string, manuallyCreatedTranscripts: Record<string, Transcript>, generatedTranscripts: Record<string, Transcript>, translationLanguages: TranslationLanguage[]);
    [Symbol.iterator](): Iterator<Transcript>;
    findTranscript(languageCodes: string[]): Transcript;
    findGeneratedTranscript(languageCodes: string[]): Transcript;
    findManuallyCreatedTranscript(languageCodes: string[]): Transcript;
    private _findTranscript;
    toString(): string;
}
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