export type SupportSoundFormat = "flac" | "aac" | "m4a" | "mp3" | "wav";
export type OutputFormat = "srt" | "json" | "lrc" | "txt";
/**
 * 任务状态枚举
 */
export declare enum ResultStateEnum {
    STOP = 0,// 未开始
    RUNNING = 1,// 运行中
    ERROR = 3,// 错误
    COMPLETE = 4
}
/**
 * 文字识别-逐字
 */
export interface ASRDataWords {
    label: string;
    start_time: number;
    end_time: number;
}
/**
 * 文字识别-断句
 */
export interface ASRDataSeg {
    start_time: number;
    end_time: number;
    transcript: string;
    /** 值为 0-1 之间的概率，表示该段落是音乐的可能性 */
    music: number;
    punc: number;
    words: ASRDataWords[];
}
/**
 * 语音识别结果
 */
export interface ASRDataResult {
    utterances: ASRDataSeg[];
    version: string;
}
/**
 * 上传申请响应
 */
export interface ResourceCreateRsp {
    resource_id: string;
    title: string;
    type: number;
    in_boss_key: string;
    size: number;
    upload_urls: string[];
    upload_id: string;
    per_size: number;
}
/**
 * 上传提交响应
 */
export interface ResourceCompleteRsp {
    resource_id: string;
    download_url: string;
}
/**
 * 任务创建响应
 */
export interface TaskCreateRsp {
    resource: string;
    result: string;
    task_id: string;
}
/**
 * 任务结果查询响应
 */
export interface ResultRsp {
    task_id: string;
    result: string | null;
    remark: string;
    state: ResultStateEnum;
}
/**
 * 语音识别结果数据类
 */
export declare class ASRData {
    private data;
    constructor(data: ASRDataResult);
    /**
     * 是否识别到数据
     */
    hasData(): boolean;
    /**
     * 转换为 srt 时间戳
     */
    private toSrtTimestamp;
    /**
     * 转换为 lrc 时间戳
     */
    private toLrcTimestamp;
    /**
     * 转成 txt 格式字幕 (无时间标记)
     */
    toTxt(): string;
    /**
     * 转成 srt 格式字幕
     * @param offset 时间偏移，单位毫秒，默认为 0
     * @returns srt 字幕字符串
     */
    toSrt(offset?: number): string;
    /**
     * 转成 lrc 格式字幕
     */
    toLrc(): string;
    /**
     * 转成 JSON 格式
     */
    toJson(): string;
    /**
     * 获取原始数据
     */
    getRawData(): ASRDataResult;
}
/**
 * ASR API 错误
 */
export declare class ASRError extends Error {
    code: number;
    msg: string;
    constructor(code: number, msg: string);
}
/**
 * 必剪语音识别接口
 */
export declare class BcutASR {
    private session;
    private soundName;
    private soundBin;
    private soundFmt;
    private inBossKey;
    private resourceId;
    private uploadId;
    private uploadUrls;
    private perSize;
    private clips;
    private etags;
    private downloadUrl;
    taskId: string;
    constructor(file?: string);
    /**
     * 从文件设置数据
     */
    setDataFromFile(file: string): void;
    /**
     * 设置原始数据
     */
    setData(data: Buffer, format: SupportSoundFormat, name?: string): void;
    /**
     * 检查格式是否支持
     */
    private isSupportFormat;
    /**
     * 申请上传并执行上传流程
     */
    upload(): Promise<void>;
    /**
     * 上传音频数据分片
     */
    private uploadParts;
    /**
     * 提交上传数据
     */
    private commitUpload;
    /**
     * 创建转换任务
     */
    createTask(): Promise<string>;
    /**
     * 查询转换结果
     */
    result(taskId?: string): Promise<ResultRsp>;
    /**
     * 解析结果数据
     */
    parseResult(resultRsp: ResultRsp): ASRData;
    /**
     * 完整的识别流程
     * @param pollingInterval 轮询间隔（毫秒），默认 30000ms (30秒)
     * @returns ASRData 识别结果
     */
    recognize(pollingInterval?: number): Promise<ASRData>;
}