webvideo-clip-core/src/common.ts

type ProcessEvent = { type: string, phase: string, command?: string };

type ProcessEventCallback = (event: ProcessEvent) => void;

type ErrorEventCallback = (event: Error) => void;

type SuccessEvent = { contentType: string, content: Buffer };

type SuccessEventCallback = (event: SuccessEvent) => void;

export interface VideoClipEventEmitter extends NodeJS.EventEmitter {
  process(): void;
  on(eventType: 'process', callback: ProcessEventCallback): this;
  on(eventType: 'error', callback: ErrorEventCallback): this;
  on(eventType: 'end', callback: () => void): this;
  on(eventType: 'success', callback: SuccessEventCallback): this;
}

export const FILE_TYPES: Record<string, string> = {
  mkv: 'video/x-matroska',
  webm: 'video/webm',
  mp4: 'video/mp4',
};

export interface CreateBaseClipperParams {
  url: string;
  start?: number | string;
  end?: number | string;
}