人脸识别活体检测之张张嘴和眨眨眼——FaceServlet

package org.web;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.entity.Landmark;
import org.json.JSONObject;
import org.util.Json_Parsing;

import com.baidu.aip.face.AipFace;

public class FaceServlet extends HttpServlet {



    /**
    * @Fields serialVersionUID :该字段的意思：
    * 个人博客：https://blog.csdn.net/qq_34137397
    */

    private static final long serialVersionUID = 7753313994078255746L;
    //百度云信息
    private String APP_ID = "你的APP_ID ";
    private String API_KEY = "你的API_KEY ";
    private String SECRET_KEY = "你的SECRET_KEY ";
    private AipFace client = new AipFace(APP_ID, API_KEY, SECRET_KEY);  
    private Map<Integer, Object> dataMap = new ConcurrentHashMap<Integer,Object>();
    /**
     * (非 Javadoc)
    * <p>Description(描述):调用dopost的方法 </p>
    * <p>Title: doGet</p>
    * @param request
    * @param response
    * @throws ServletException
    * @throws IOException
    * @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
    * 个人博客：https://blog.csdn.net/qq_34137397
     */
    public void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        doPost(request, response);
    }


    /**
     * (非 Javadoc)
    * <p>Description(描述):dopost方法 </p>
    * <p>Title: doPost</p>
    * @param request
    * @param response
    * @throws ServletException
    * @throws IOException
    * @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
    * 个人博客：https://blog.csdn.net/qq_34137397
     */
    public void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        // 防止乱码
        response.setContentType("text/html;charset=utf-8");
        request.setCharacterEncoding("utf-8");
        response.setCharacterEncoding("utf-8");
        String tag = request.getParameter("tag");           //区分操作类型的值
        String img = request.getParameter("img");           // 图像数据

        if(tag.equals("mouse")){
            //张嘴
            face_mouse(img,response,request);
        }else if(tag.equals("eye")){
            //眨眼比较
            face_eye(img,response,request);
        }

    }
    //C#winforms实现windows窗体人脸识别



    /**
     * 
    * @Description: 该方法的主要作用：张张嘴验证
    * @Title: face_jiance
    * @param  @param img
    * @param  @param response
    * @param  @param request 设定文件  
    * @return  返回类型：void   
    * @throws
    * 个人博客：https://blog.csdn.net/qq_34137397
     */
    private void face_mouse(String img, HttpServletResponse response,
            HttpServletRequest request) {

        /*if (dataMap.get(1) == null) {
            // 第一次请求
            landmark = face_jiance(img);
            System.out.println("第一次的上嘴唇："+landmark.getMouse__top().get(0));
            System.out.println("第一次的嘴唇中心："+landmark.getMouse_zhongxin().get(0));
            System.out.println("第一次的下嘴唇："+landmark.getMouse__bottom().get(0));
            dataMap.put(1, landmark);
        } else {*/
            // 不是第一次请求
            Landmark landmark_next = face_jiance(img);
            // 和前一次的数据进行比较
            //Landmark landmark_pre = (Landmark) dataMap.get(1);
            // 嘴唇上面的位置相对于中心点对比
            PrintWriter writer;
            if ((landmark_next.getMouse_zhongxin().get(0) - landmark_next
                    .getMouse__top().get(0)) > 40&&(landmark_next.getMouse__bottom().get(0) - landmark_next
                            .getMouse_zhongxin().get(0)) > 30) {

                    try {
                        writer = response.getWriter();
                        writer.print("1");
                    } catch (IOException e) {
                        // TODO 异常执行块！
                        e.printStackTrace();
                }
            }else{
                try {
                    writer = response.getWriter();
                    writer.print("0");
                } catch (IOException e) {
                    // TODO 异常执行块！
                    e.printStackTrace();
            }
            }
            //dataMap.put(1,landmark_next);         //放进去  方便下次进行比较

        }

    /*}*/

    /**
     * 
    * @Description: 该方法的主要作用：眨眼对比
    * @Title: face_eye
    * @param  @param img
    * @param  @param response
    * @param  @param request 设定文件  
    * @return  返回类型：void   
    * @throws
    * 个人博客：https://blog.csdn.net/qq_34137397
     */
    private void face_eye(String img, HttpServletResponse response,
            HttpServletRequest request) {
        Landmark landmark_next = face_jiance(img);
         System.out.println("闭着眼的左眼上边与中间的值："+((landmark_next.getLeft_eye_zhongxin().get(0))-(landmark_next.getLeft_eye_top().get(0))));
         System.out.println("闭着眼的左眼下边与中间的值："+((landmark_next.getLeft_eye_bottom().get(0))-(landmark_next.getLeft_eye_zhongxin().get(0))));
         System.out.println("闭着眼的右眼上边与中间的值："+((landmark_next.getRight_eye_zhongxin().get(0))-(landmark_next.getRight_eye_top().get(0))));
         System.out.println("闭着眼的右眼下边与中间的值："+((landmark_next.getRight_eye_bottom().get(0))-(landmark_next.getRight_eye_zhongxin().get(0))));
        System.out.println("__________________________________________________");
         PrintWriter writer;
        if ((landmark_next.getLeft_eye_zhongxin().get(0))
                - (landmark_next.getLeft_eye_top().get(0)) < 6
                && (landmark_next.getRight_eye_zhongxin().get(0))
                        - (landmark_next.getRight_eye_top().get(0)) < 6) {
            System.out.println("进来了上边验证成功");
            // 继续判断下边的
            if ((landmark_next.getLeft_eye_bottom().get(0))
                    - (landmark_next.getLeft_eye_zhongxin().get(0)) < 6.6
                    && (landmark_next.getRight_eye_bottom().get(0))
                            - (landmark_next.getRight_eye_zhongxin().get(0)) < 6.6) {
                System.out.println("进来了下边验证成功");
                try {
                    writer = response.getWriter();
                    writer.print("1");
                } catch (IOException e) {
                    // TODO 异常执行块！
                    e.printStackTrace();
                }
            } else {
                try {
                    writer = response.getWriter();
                    writer.print("0");
                } catch (IOException e) {
                    // TODO 异常执行块！
                    e.printStackTrace();
                }
            }
        }
    }


    /**
     * 
    * @Description: 该方法的主要作用：活体检测
    * @Title: face_jiance
    * @param  @param img
    * @param  @return 设定文件  
    * @return  返回类型：Landmark   
    * @throws
    * 个人博客：https://blog.csdn.net/qq_34137397
     */
    private Landmark face_jiance(String img){
         HashMap<String, String> options = new HashMap<String, String>();
            options.put("face_field", "landmark");
            options.put("face_type", "LIVE");
            String image = img;
            String imageType = "BASE64";
            // 人脸检测
            JSONObject res = null;
            try {
                res = client.detect(image, imageType, options);
            } catch (Exception e) {
                // TODO 异常执行块！
                e.printStackTrace();

            }
           return Json_Parsing.parsingFaceJson(res);
    }


}