const options: CameraOptions = {
  quality: 80,
  destinationType: this.camera.DestinationType.FILE_URI,
  encodingType: this.camera.EncodingType.JPEG,
  mediaType: this.camera.MediaType.PICTURE
};

let cameraInfo = await this.camera.getPicture(options);

  // FILE STUFF
  makeFileIntoBlob(_imagePath) {
    // INSTALL PLUGIN - cordova plugin add cordova-plugin-file
    return new Promise((resolve, reject) => {
      let fileName = "";
      this.file
        .resolveLocalFilesystemUrl(_imagePath)
        .then(fileEntry => {
          let { name, nativeURL } = fileEntry;

          // get the path..
          let path = nativeURL.substring(0, nativeURL.lastIndexOf("/"));

          fileName = name;

          // we are provided the name, so now read the file into a buffer
          return this.file.readAsArrayBuffer(path, name);
        })
        .then(buffer => {
          // get the buffer and make a blob to be saved
          let imgBlob = new Blob([buffer], {
            type: "image/jpeg"
          });
          
          // pass back blob and the name of the file for saving
          // into fire base
          resolve({
            fileName,
            imgBlob
          });
        })
        .catch(e => reject(e));
    });
  }

// notice the path for the import ends in ngx
import { Camera, CameraOptions } from "@ionic-native/camera/ngx";
import { File } from "@ionic-native/file/ngx";

import { Camera } from '@ionic-native/camera/ngx';
import { File } from '@ionic-native/file/ngx';

@NgModule({
  declarations: [AppComponent],
  entryComponents: [],
  imports: [BrowserModule, IonicModule.forRoot(), AppRoutingModule],
  providers: [
    File,
    Camera,
    StatusBar,
    SplashScreen,
    { provide: RouteReuseStrategy, useClass: IonicRouteStrategy }
  ],
  bootstrap: [AppComponent]
})
export class AppModule {}