android人脸检测

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;@Overrideprotected void initLogic() { mMainHandler=new MainHandler(); ((JavaCameraView)mOpenCvCameraView).setHandler(mMainHandler,idTAG); findViewById(R.id.takeBtn).setOnClickListener(new OnClickListener() {@Overridepublic 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() {@Overridepublic 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{@Overridepublic void handleMessage(Message msg) {// TODO Auto-generated method stubswitch (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 blocke.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() {@Overridepublic 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() {@Overridepublic 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{@Overridepublic void handleMessage(Message msg) {// TODO Auto-generated method stubswitch (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);} } }