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48 lines
1.3 KiB
Plaintext
48 lines
1.3 KiB
Plaintext
/**
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* FFmpeg Native Addon Adapter
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* 使用原生 Node.js Addon 实现的 FFmpeg 适配器
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*/
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import type { IFFmpegAdapter, VideoInfoResult } from './ffmpeg-adapter-interface';
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/**
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* FFmpeg Native Addon 适配器实现
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*/
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export declare class FFmpegAddonAdapter implements IFFmpegAdapter {
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readonly name = "FFmpegAddon";
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private addon;
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private binaryPath;
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constructor(binaryPath: string);
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/**
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* 检查 Addon 是否可用
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*/
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isAvailable(): Promise<boolean>;
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private ensureAddon;
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/**
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* 获取视频信息
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*/
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getVideoInfo(videoPath: string): Promise<VideoInfoResult>;
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/**
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* 获取时长
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*/
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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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isSilk(filePath: string): Promise<boolean>;
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/**
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* 转换为 PCM
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*/
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convertToPCM(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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* 转换文件
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*/
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convertFile(inputFile: string, outputFile: string, format: string): Promise<void>;
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convertToNTSilkTct(inputFile: string, outputFile: string): Promise<void>;
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/**
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* 提取缩略图
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*/
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extractThumbnail(videoPath: string, thumbnailPath: string): Promise<void>;
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}
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