-import 'multer'
-import * as sharp from 'sharp'
-import { unlinkPromise } from './core-utils'
+import { remove, rename } from 'fs-extra'
+import { extname } from 'path'
+import { convertWebPToJPG, processGIF } from './ffmpeg-utils'
+import { logger } from './logger'
+
+const Jimp = require('jimp')
async function processImage (
- physicalFile: Express.Multer.File,
+ path: string,
destination: string,
- newSize: { width: number, height: number }
+ newSize: { width: number, height: number },
+ keepOriginal = false
) {
- await sharp(physicalFile.path)
- .resize(newSize.width, newSize.height)
- .toFile(destination)
+ const extension = extname(path)
+
+ if (path === destination) {
+ throw new Error('Jimp/FFmpeg needs an input path different that the output path.')
+ }
+
+ logger.debug('Processing image %s to %s.', path, destination)
- await unlinkPromise(physicalFile.path)
+ // Use FFmpeg to process GIF
+ if (extension === '.gif') {
+ await processGIF(path, destination, newSize)
+ } else {
+ await jimpProcessor(path, destination, newSize)
+ }
+
+ if (keepOriginal !== true) await remove(path)
}
// ---------------------------------------------------------------------------
export {
processImage
}
+
+// ---------------------------------------------------------------------------
+
+async function jimpProcessor (path: string, destination: string, newSize: { width: number, height: number }) {
+ let jimpInstance: any
+
+ try {
+ jimpInstance = await Jimp.read(path)
+ } catch (err) {
+ logger.debug('Cannot read %s with jimp. Try to convert the image using ffmpeg first.', path, { err })
+
+ const newName = path + '.jpg'
+ await convertWebPToJPG(path, newName)
+ await rename(newName, path)
+
+ jimpInstance = await Jimp.read(path)
+ }
+
+ await remove(destination)
+
+ await jimpInstance
+ .resize(newSize.width, newSize.height)
+ .quality(80)
+ .writeAsync(destination)
+}