基于百度AI开放平台的人脸识别的注册登录

基于其本人还是一个菜鸟，只能做傻瓜式的阐述。请见谅！
1.打开百度ai开放平台，并注册登陆账号。
http://ai.baidu.com/?track=cp:aipinzhuan|pf:pc|pp:AIpingtai|pu:title|ci:|kw:10005792

百度ai开放平台首页

2.选择产品服务，人脸与人体识别，人脸识别选项。打开后如图所示

人脸识别

3.点击立即使用

3.jpg

4.点击创捷应用

创建应用

这一页大家按自己需求填写即可
5.创建完成后点击管理应用会出现如下图所示

管里应用

这里我们需要的就是AppID、API Key和Secret Key这三项
6.接下来就开始用eclipse来写Java代码了

主要目录

核心代码

LoginServlet.java

package servlet;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.io.Reader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.json.JSONObject;
import util.AipFaceHelper;
import util.StringUtil;
/**
 * Servlet implementation class LoginServlet
 */
@WebServlet("/LoginServlet")
public class LoginServlet extends HttpServlet {
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        request.setCharacterEncoding("UTF-8"); // 设置防止提交的中文数据乱码
        response.setContentType("text/html;charset=UTF-8"); // 设置响应的信息不乱码
        PrintWriter out = response.getWriter();// 获取一个能够向客户端显示信息的对象
        // 传入可选参数调用接口
        HashMap options = new HashMap();
        options.put("quality_control", "LOW");// 图片质量控制
        options.put("liveness_control", "LOW");// 活体检测控制
        options.put("user_id", "no1");
        options.put("max_user_num", "1"); // 查找后返回的用户数量。返回相似度最高的几个用户

        String image = request.getParameter("base");
        image = StringUtil.base64SubString(image);
        String imageType = "BASE64";
        String groupIdList = "test01"; // 从指定的group中进行查找 用逗号分隔，上限20个
        // 人脸搜索
        JSONObject res = AipFaceHelper.getInstance().search(image, imageType, groupIdList, options);
        System.out.println(res.toString(2));
        out.print(res.toString(2));

    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        // TODO Auto-generated method stub
        doGet(request, response);
    }

}

RegServlet。java

package servlet;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

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

import org.json.JSONObject;

import util.AipFaceHelper;
import util.StringUtil;

/**
 * Servlet implementation class RegServlet
 */
@WebServlet("/RegServlet")
public class RegServlet extends HttpServlet {

    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        request.setCharacterEncoding("UTF-8"); // 设置防止提交的中文数据乱码
        response.setContentType("text/html;charset=UTF-8"); // 设置响应的信息不乱码
        PrintWriter out = response.getWriter();// 获取一个能够向客户端显示信息的对象
        HashMap options = new HashMap();
        options.put("user_info", "user's info");// 用户资料，长度限制256B
        options.put("quality_control", "LOW");// 图片质量控制
        options.put("liveness_control", "LOW");// 活体检测控制
        // 取决于image_type参数，传入BASE64字符串或URL字符串或FACE_TOKEN字符串
        String image = request.getParameter("base");
        image = StringUtil.base64SubString(image);
        String imageType = "BASE64";
        String groupId = "test01";
        String userId = "no1";
        // 人脸注册
        JSONObject res = AipFaceHelper.getInstance().addUser(image, imageType, groupId, userId, options);
        System.out.println(res.toString(2));
        out.print(res.toString(2));
    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        // TODO Auto-generated method stub
        doGet(request, response);
    }
}

AipFaceHelper。java

package util;

import com.baidu.aip.face.AipFace;

public class AipFaceHelper {
    // 设置APPID/AK/SK
    private static final String APP_ID = "15769139";
    private static final String API_KEY = "3wmj05WUe5HyVK1amYpN8Ym6";
    private static final String SECRET_KEY = "mMlsBOSugeaBZrMn14q5g44M5eBRsHmV";
    private static AipFace client = null;

    private AipFaceHelper() {
    }

    public static AipFace getInstance() {
        if (client == null) {
            client = new AipFace(APP_ID, API_KEY, SECRET_KEY);
            //设置网络连接参数
            client.setConnectionTimeoutInMillis(2000);
            client.setSocketTimeoutInMillis(60000);
        }
        return client;
    }

}

StringUtil.java

package util;

public class StringUtil {
    public static String base64SubString(String base) {
        return base.substring(22);
    }
}

welcome.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>







恭喜您，使用人脸识别登陆系统成功

index.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>













    
    

        
        

            

                

                    

                        
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以下为js和css源码

ajax.js

var Ajax = {
    get: function (url, fn) {
        var xhr = new XMLHttpRequest();
        xhr.open('GET', url, true);
        xhr.onreadystatechange = function () {
            if (xhr.readyState == 4 && xhr.status == 200 || xhr.status == 304) {
                fn.call(this, xhr.responseText);
            }
        };
        xhr.send();
    },
    post: function (url, data, fn) {
        var xhr = new XMLHttpRequest();
        xhr.open("POST", url, true);
        xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        xhr.onreadystatechange = function () {
            if (xhr.readyState == 4 && (xhr.status == 200 || xhr.status == 304)) {
                fn.call(this, xhr.responseText);
            }
        };
        xhr.send(data);
    }
}
Ajax.post("", {
    "base": canvas.toDataURL()
}, function (result) {
    if (result.result[0].scores > 90) {
        alert("OK");
    } else {
        alert("NO");
    }
}, "json");
Ajavx.get("", function (result) {

});

7.运行效果

首页

注册页面

登陆页面

登陆成功