Android barcode scanning app using Google ML Kit

• Show camera preview of facing back camera
• Detect ISBN barcode represented EAN-13 format on backside of books
• Display detected region and barcode value on preview screen

• Android version 6.0 or higher
• Google PlayStore is available on the device
• Support facing back camera

• Change package name to your own naming
  • change package name in AndroidManifext.xml
  • change package name in build.gradle for App level
  • change directory structure and package name of java source files
• Enroll the package to firebase console
  • Log in Firebase Console
  • Add a project for this app
  • Go to project preference
  • Enroll application package name you named before
  • Download google-services.json file and copy into app directory
• Build and Run
  • Build and install to device
  • Application is launched, allow permissions

• This project use android.hardware.camera APIs and it is deprecated now.
  If you want to enhance and to extend camera features, use android.hardware.camera2.
• The preview screen is locked up portrait mode.
  All of orientation modes will be supported if considering preview image measure and camera resources management.