allprojects {
    repositories {
        maven { url "https://raw.githubusercontent.com/personpo/QrCodeUtils/master" }
    }
}


compile 'com.atiao:qrcode:1.0'

<com.qrcode.view.QrCodePreView
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/scanview"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    
 </com.qrcode.view.QrCodePreView>

mQRPresenter = new QRCodePresenter(mContext, mQrCodePreView, new QRCodePresenter.QrCodeAnalysisListener() {
            @Override
            public void result(String result) {
                //扫描或通过选择图片的解析结果回调
                Log.d(TAG, "qrResult: " + result);
                } 
            }
        });

mQRPresenter.startCamera();

mQRPresenter.stopCamera();