TanTan
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53 lines
1.7 KiB
Plaintext
53 lines
1.7 KiB
Plaintext
import type { VideoInfo } from './video';
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import { LogWrapper } from '../../helper/log';
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export declare let FFMPEG_CMD: string;
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export declare let FFPROBE_CMD: string;
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export declare class FFmpegService {
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private static adapter;
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private static initialized;
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/**
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* 初始化 FFmpeg 服务
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* @param binaryPath 二进制文件路径(来自 pathWrapper.binaryPath)
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* @param logger 日志记录器
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*/
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static init(binaryPath: string, logger: LogWrapper): Promise<void>;
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static getAdapterName(): string;
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/**
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* 获取 FFmpeg 适配器
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*/
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private static getAdapter;
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static convertToNTSilkTct(inputFile: string, outputFile: string): Promise<void>;
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/**
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* 设置 FFmpeg 路径并更新适配器
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* @deprecated 建议使用 init() 方法初始化
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*/
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static setFfmpegPath(ffmpegPath: string, logger: LogWrapper): Promise<void>;
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/**
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* 提取视频缩略图
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*/
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static extractThumbnail(videoPath: string, thumbnailPath: string): Promise<void>;
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/**
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* 转换音频文件
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*/
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static convertAudioFmt(inputFile: string, outputFile: string, format: string): Promise<void>;
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/**
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* 获取音频时长
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*/
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static getDuration(filePath: string): Promise<number>;
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/**
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* 判断是否为 Silk 格式
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*/
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static isSilk(filePath: string): Promise<boolean>;
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/**
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* 转换为 PCM 格式
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*/
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static convert(filePath: string, pcmPath: string): Promise<{
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result: boolean;
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sampleRate: number;
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}>;
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/**
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* 获取视频信息
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*/
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static getVideoInfo(videoPath: string, thumbnailPath: string): Promise<VideoInfo>;
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}
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