二维码在哪里采样二维码在哪里

大家对二维码司空见惯了吧，二维码从哪里来，如何识别，请看代码吧。
使用zxing.jar库文件，可以做其他很多应用。
1 AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.orbbec.colorViewer"
android:versionCode="1"
android:versionName="1.0.8" >
<uses-sdk
android:minSdkVersion="16"
android:targetSdkVersion="20" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.orbbec.colorViewer.MainActivity"
android:configChanges="orientation|screenSize|keyboardHidden"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
展开全文
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
<uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
<uses-permission android:name="android.permission.CAMERA" />
<uses-feature android:name="android.hardware.camera" />
<uses-feature
android:name="android.hardware.camera"
android:required="false" />
</manifest>
2 MainActivity.java
package com.orbbec.colorViewer;
import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.util.Hashtable;
import org.openni.ImageMap;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffXfermode;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.os.Message;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.Gravity;
import android.view.Menu;
import android.view.SurfaceHolder;
import android.view.SurfaceHolder.Callback;
import android.view.SurfaceView;
import android.view.View;
import android.view.WindowManager;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.ChecksumException;
import com.google.zxing.DecodeHintType;
import com.google.zxing.FormatException;
import com.google.zxing.NotFoundException;
import com.google.zxing.Result;
import com.google.zxing.common.HybridBinarizer;
import com.google.zxing.qrcode.QRCodeReader;
import com.orbbec.NativeNI.NativeMethod;
import com.orbbec.UVC.LiveCamera;
import com.orbbec.UVC.LiveStreamProcessor;
import com.orbbec.astrakernel.AstraContext;
import com.orbbec.astrakernel.DepthData;
import com.orbbec.astrakernel.PermissionCallbacks;
import com.orbbec.astrastartlibs.RGBData;
import com.orbbec.utils.GlobalDef;
public class MainActivity extends Activity implements SurfaceHolder.Callback {
String TAG = "深大云网络";
String VERSION = "1.0.9";
int m_versionInt;
AstraContext m_xc;
RGBData m_rgbdata;

二维码在哪里 采样二维码在哪里

二维码在哪里采样二维码在哪里