@moyi.rk/template-vue-element-admin/template/src/components/ImageCropper/utils/mimes.js

vue2 element admin template

export default {
  'jpg': 'image/jpeg',
  'png': 'image/png',
  'gif': 'image/gif',
  'svg': 'image/svg+xml',
  'psd': 'image/photoshop'
}