实例介绍
【实例简介】
【实例截图】
【核心代码】
package com.example.facecheckdemo.activity;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URL;
import java.util.HashMap;
import org.opencv.android.JavaCameraView;
import org.opencv.samples.facedetect.FdActivity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Handler;
import android.os.Message;
import android.text.TextUtils;
import android.util.Base64;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import com.example.facecheckdemo.R;
import com.example.facecheckdemo.bean.Add;
import com.example.facecheckdemo.bean.Verify;
import com.example.facecheckdemo.utils.Constants;
import com.example.facecheckdemo.utils.FileUtil;
import com.example.facecheckdemo.utils.HttpClientUtil;
import com.google.gson.Gson;
public class CameraActivity extends FdActivity {
private ProgressDialog pDialog;
private DialogHandler dialogHandler;
private String uid="10";
private String groupid="10";
private String money;
private MainHandler mMainHandler = null;
private String result;
@Override
protected void initLogic() {
mMainHandler=new MainHandler();
((JavaCameraView)mOpenCvCameraView).setHandler(mMainHandler,idTAG);
findViewById(R.id.takeBtn).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
((JavaCameraView)mOpenCvCameraView).takePicture();
}
});
dialogHandler=new DialogHandler();
pDialog=new ProgressDialog(CameraActivity.this);
pDialog.setCancelable(false);
idTAG=getIntent().getIntExtra("id", 0);
mMainHandler = new MainHandler();
mMainHandler=new MainHandler();
((JavaCameraView)mOpenCvCameraView).setHandler(mMainHandler,idTAG);
findViewById(R.id.takeBtn).setOnClickListener(new OnClickListener() {
@Override
public void onClick(View arg0) {
((JavaCameraView)mOpenCvCameraView).takePicture();
}
});
}
/**
* 判断来自注册或验证
*/
public static int idTAG = 0;
private boolean isFirst=true;
public class MainHandler extends Handler{
@Override
public void handleMessage(Message msg) {
// TODO Auto-generated method stub
switch (msg.what){
case Constants.UPDATE_FACE_RECT:
// Face[] faces = (Face[]) msg.obj;
//faceView.setFaces(faces);
// Log.e("hr", "设置红框" faceView.isHasRect());
Log.d("hr","出现人脸框");
//如果出现红框（只执行一次）
// if (faceView.isHasRect()&&isFirst&&idTAG==1102) {
//来自验证两秒后拍照
if (isFirst&&idTAG==1102) {/*
try {
Thread.sleep(5000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
takePicture();
isFirst=false;
*/
}
//延迟两秒拍照
// alreadyTake=true;
// isFirst=false;
break;
case 1101:
stopCamera();
pDialog.setMessage("正在注册头像,请稍等...");
pDialog.show();
new Thread(new Runnable() {
@Override
public void run() {
useBaiDuRegist();
}
}).start();
break;
case 1102:
stopCamera();
pDialog.setMessage("正在识别头像,请稍等...");
pDialog.show();
new Thread(new Runnable() {
@Override
public void run() {
useBaiDuValidate();
}
}).start();
break;
case 2000:
Log.d("hr", "图片保存成功");
if (idTAG==1102) {
//仅执行一次
//if(once){
idTAG=1102;
mMainHandler.sendEmptyMessageDelayed(1102, 0);
// once=false;
// }
}else if(idTAG==1101){
idTAG=1101;
mMainHandler.sendEmptyMessageDelayed(1101,0);
}
break;
}
super.handleMessage(msg);
}
}
private String score;
private String facealive;
//通过两张图片验证是否是一个人脸
private void useBaiDuValidate(){
String urlPath = "https://aip.baidubce.com/rest/2.0/face/v2/verify?access_token=24.22b9d09548437dfed595b47324af5899.2592000.1501928949.282335-9853527";
URL url;
try {
url = new URL(urlPath);
Bitmap bmp = FileUtil.getValidateBitmap();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
// 将bitmap一字节流输出 Bitmap.CompressFormat.PNG 压缩格式，100：压缩率，baos：字节流
bmp.compress(Bitmap.CompressFormat.JPEG, 100, baos);
try {
baos.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
byte[] buffer = baos.toByteArray();
bmp.recycle();
System.gc();
// 将图片的字节流数据加密成base64字符输出
String photo = Base64.encodeToString(buffer, 0, buffer.length,
Base64.DEFAULT);
HashMap<String, String> map=new HashMap<String, String>();
map.put("uid", uid);
map.put("group_id", groupid);
map.put("image", photo);
map.put("ext_fields", "faceliveness");
dialogHandler.sendEmptyMessageDelayed(Constants.WAITRESPONSE,0);
String str=HttpClientUtil.doPost(urlPath, map);
Log.d("hr", "返回的参数" str);
Gson gson=new Gson();
Verify person = gson.fromJson(str,Verify.class);
Log.d("hr", "解析的json" person);
double max=0;
if (!("".equals(person.result))) {
//获取最大参数
for (Double b : person.result) {
max=b;
if(max>b){
max=b;
}
}
}
else{
max=0;
}
score=String.valueOf(max);
facealive=String.valueOf(person.ext_info.faceliveness);
Log.e("hr", "max是" max);
if(max>50){
Log.d("hr", "验证成功");
/* if((!TextUtils.isEmpty(String.valueOf(person.ext_info.faceliveness)))&&(person.ext_info.faceliveness>0.499)){
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE2,0);
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE,1500);
return;
}*/
Log.d("hr", "活体值" person.ext_info.faceliveness);
if (person.ext_info.faceliveness<0.499) {
result="fail";
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE2,0);
}else{
result="success";
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATESUCCESS,0);
}
}else{
Log.d("hr", "比对失败");
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATEFAIL,0);
result="fail";
}
} catch (Exception e) {
dialogHandler.sendEmptyMessageDelayed(Constants.CATCHEXCEPTION,0);
result="fail";
e.printStackTrace();
}
// dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE,3000);
}
//通过百度接口先注册人脸
private void useBaiDuRegist(){
String urlPath = "https://aip.baidubce.com/rest/2.0/face/v2/faceset/user/add?access_token=24.22b9d09548437dfed595b47324af5899.2592000.1501928949.282335-9853527";
URL url;
try {
url = new URL(urlPath);
Bitmap bmp = FileUtil.getRegistBitmap();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
// 将bitmap一字节流输出 Bitmap.CompressFormat.PNG 压缩格式，100：压缩率，baos：字节流
bmp.compress(Bitmap.CompressFormat.JPEG, 100, baos);
try {
baos.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
byte[] buffer = baos.toByteArray();
bmp.recycle();
System.gc();
// 将图片的字节流数据加密成base64字符输出
String photo = Base64.encodeToString(buffer, 0, buffer.length,
Base64.DEFAULT);
HashMap<String, String> map=new HashMap<String, String>();
map.put("uid", uid);
map.put("user_info", "aaa6");
map.put("group_id", groupid);
map.put("image", photo);
dialogHandler.sendEmptyMessageDelayed(Constants.WAITRESPONSE,0);
String str=HttpClientUtil.doPost(urlPath, map);
Log.e("hr", "传的参数" str);
Gson gson=new Gson();
Add person = gson.fromJson(str,Add.class);
Log.d("hr", "解析的json" person);
//获取最大参数
if (TextUtils.isEmpty(person.error_msg)){
Log.d("hr", "注册成功");
dialogHandler.sendEmptyMessageDelayed(Constants.REGISTSUCCESS,0);
// returnMessage=person.error_msg;
// result="fail";
}else{
Log.d("hr", "注册失败");
dialogHandler.sendEmptyMessageDelayed(Constants.REGISTFAIL,0);
// result="success";
}
} catch (Exception e) {
dialogHandler.sendEmptyMessageDelayed(Constants.CATCHEXCEPTION,0);
e.printStackTrace();
}
dialogHandler.sendEmptyMessageDelayed(Constants.REGISTCOMPLETE,3000);
}
private void stopCamera(){
((JavaCameraView)mOpenCvCameraView).stopCamera();
}
private class DialogHandler extends Handler{
@Override
public void handleMessage(Message msg) {
// TODO Auto-generated method stub
switch (msg.what){
case Constants.WAITRESPONSE:
pDialog.setMessage("参数传递成功,等待服务器响应...");
break;
case Constants.REGISTSUCCESS:
pDialog.setMessage("注册成功");
break;
case Constants.REGISTFAIL:
pDialog.setMessage("注册失败:" "请重新注册");
break;
case Constants.REGISTCOMPLETE:
pDialog.dismiss();
finish();
break;
case Constants.VALIDATESUCCESS:
pDialog.setMessage("人脸验证成功");
stopCamera();
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE,3000);
break;
case Constants.VALIDATEFAIL:
pDialog.setMessage("人脸相似度过小,请重新检测");
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE,3000);
break;
case Constants.VALIDATCOMPLETE:
stopCamera();
pDialog.setMessage("人脸验证完成");
pDialog.dismiss();
Intent intent=new Intent(CameraActivity.this,DealSuccessActivity.class);
intent.putExtra("result", result);
if (!TextUtils.isEmpty(money)) {
intent.putExtra("money", money);
}
intent.putExtra("facealive", facealive);
intent.putExtra("score", score);
startActivity(intent);
System.gc();
finish();
break;
case Constants.VALIDATCOMPLETE2:
pDialog.setMessage("活体验证失败,请重新检测");
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE,3000);
break;
case Constants.CATCHEXCEPTION:
pDialog.setMessage("未检测到人脸,请重新检测");
dialogHandler.sendEmptyMessageDelayed(Constants.VALIDATCOMPLETE,3000);
break;
}
super.handleMessage(msg);
}
}
}
好例子网口号：伸出你的我的手 — 分享！
小贴士
感谢您为本站写下的评论，您的评论对其它用户来说具有重要的参考价值，所以请认真填写。
- 类似“顶”、“沙发”之类没有营养的文字，对勤劳贡献的楼主来说是令人沮丧的反馈信息。
- 相信您也不想看到一排文字/表情墙，所以请不要反馈意义不大的重复字符，也请尽量不要纯表情的回复。
- 提问之前请再仔细看一遍楼主的说明，或许是您遗漏了。
- 请勿到处挖坑绊人、招贴广告。既占空间让人厌烦，又没人会搭理，于人于己都无利。
关于好例子网
本站旨在为广大IT学习爱好者提供一个非营利性互相学习交流分享平台。本站所有资源都可以被免费获取学习研究。本站资源来自网友分享，对搜索内容的合法性不具有预见性、识别性、控制性，仅供学习研究，请务必在下载后24小时内给予删除，不得用于其他任何用途，否则后果自负。基于互联网的特殊性，平台无法对用户传输的作品、信息、内容的权属或合法性、安全性、合规性、真实性、科学性、完整权、有效性等进行实质审查；无论平台是否已进行审查，用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二与二十三条之规定，若资源存在侵权或相关问题请联系本站客服人员，点此联系我们。关于更多版权及免责申明参见 版权及免责申明
网友评论
我要评论