How to use Zxing in android [duplicate]
问题 This question already has answers here : Integrating the ZXing library directly into my Android application (16 answers) Closed 3 years ago . I am new to Zxing. I am doing barcode conversion using zxing in my android application. Can anyone guide me how to include zxing to android device. 回答1: If the zxing barcode scanner is installed in the mobile, its very easy: Intent intent = new Intent("com.google.zxing.client.android.SCAN"); intent.putExtra("SCAN_MODE", "PRODUCT_MODE");//for Qr code,