heic to jpg

heic2jpg.ts

import sharp from "sharp"
import decodeHeic from 'heic-decode'
import fs from 'fs'

export async function ConvertHeicBufferToJpegBuffer(
  heicBuffer: Buffer,
): Promise<Buffer> {
  const decodedHeic = await decodeHeic({
    buffer: heicBuffer,
  });

  const jpegSharp = sharp(decodedHeic.data, {
    raw: {
      width: decodedHeic.width,
      height: decodedHeic.height,
      channels: 4,
    },
  }).jpeg();

  const jpegBuffer = await jpegSharp.toBuffer();

  return jpegBuffer;
}