ff-helper/lib/index.d.ts

ffmpeg helper by napi-rs binding

/// <reference types="node" />
import * as addon from '../addon';
export * from '../addon';
/**
 * synchronous get humanized video duration for display, like `00:10:30` mean 10 minutes 30 seconds
 */
export declare function getVideoDurationDisplaySync(file: string): string;
/**
 * get humanized video duration for display, like `00:10:30` mean 10 minutes 30 seconds
 */
export declare function getVideoDurationDisplay(file: string): Promise<string>;
/**
 * screenshot for video, with scale
 *
 * @param file the video file
 * @param ts the given timestamp, in millseconds
 * @param scale scale of video width & height
 *
 * @returns Buffer encoded with mozjpeg
 */
export declare function getScreenshotScale(file: string, ts: number, scale?: number): Promise<Buffer>;
export declare const screengen: typeof addon.getScreenshot;
export declare const screengenScale: typeof getScreenshotScale;
/**
 * generate preview for video, with scale
 */
export declare function getVideoPreviewScale(file: string, rows: number, cols: number, scale?: number): Promise<Buffer>;