SpringMVC集成百度人脸识别登录系统

痛定思痛。 2022-02-24 03:18 330阅读 0赞

## （一）注册账号 ##

## （二）创建应用 ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQyMTM2MjUw_size_16_color_FFFFFF_t_70]  
填写应用名称，其他默认  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQyMTM2MjUw_size_16_color_FFFFFF_t_70 1]

## （三）创建人脸库并上传照片 ##

![在这里插入图片描述][20190402222125601.png]![在这里插入图片描述][20190402222137541.png]

## （四）下载工具类 ##

![在这里插入图片描述][20190402222230426.png]

## （五）获取token类 ##

package com.baidu.ai.aip.auth;
    
    import org.json.JSONObject;
    
    import java.io.BufferedReader;
    import java.io.InputStreamReader;
    import java.net.HttpURLConnection;
    import java.net.URL;
    import java.util.List;
    import java.util.Map;
    
    /**
     * 获取token类
     */
    public class AuthService {
    
        /**
         * 获取权限token
         * @return 返回示例：
         * {
         * "access_token": "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567",
         * "expires_in": 2592000
         * }
         */
        public static String getAuth() {
            // 官网获取的 API Key 更新为你注册的
            String clientId = "百度云应用的AK";
            // 官网获取的 Secret Key 更新为你注册的
            String clientSecret = "百度云应用的SK";
            return getAuth(clientId, clientSecret);
        }
    
        /**
         * 获取API访问token
         * 该token有一定的有效期，需要自行管理，当失效时需重新获取.
         * @param ak - 百度云官网获取的 API Key
         * @param sk - 百度云官网获取的 Securet Key
         * @return assess_token 示例：
         * "24.460da4889caad24cccdb1fea17221975.2592000.1491995545.282335-1234567"
         */
        public static String getAuth(String ak, String sk) {
            // 获取token地址
            String authHost = "https://aip.baidubce.com/oauth/2.0/token?";
            String getAccessTokenUrl = authHost
                    // 1. grant_type为固定参数
                    + "grant_type=client_credentials"
                    // 2. 官网获取的 API Key
                    + "&client_id=" + ak
                    // 3. 官网获取的 Secret Key
                    + "&client_secret=" + sk;
            try {
                URL realUrl = new URL(getAccessTokenUrl);
                // 打开和URL之间的连接
                HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();
                connection.setRequestMethod("GET");
                connection.connect();
                // 获取所有响应头字段
                Map<String, List<String>> map = connection.getHeaderFields();
                // 遍历所有的响应头字段
                for (String key : map.keySet()) {
                    System.err.println(key + "--->" + map.get(key));
                }
                // 定义 BufferedReader输入流来读取URL的响应
                BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
                String result = "";
                String line;
                while ((line = in.readLine()) != null) {
                    result += line;
                }
                /**
                 * 返回结果示例
                 */
                System.err.println("result:" + result);
                JSONObject jsonObject = new JSONObject(result);
                String access_token = jsonObject.getString("access_token");
                return access_token;
            } catch (Exception e) {
                System.err.printf("获取token失败！");
                e.printStackTrace(System.err);
            }
            return null;
        }
    
    }

## （六）Result 类 ##

public class Result {
    private String group_id;
    private String user_id;
    private String user_info;
    private double score;
    public String getGroup_id() {
    	return group_id;
    }
    public void setGroup_id(String group_id) {
    	this.group_id = group_id;
    }
    public String getUser_id() {
    	return user_id;
    }
    public void setUser_id(String user_id) {
    	this.user_id = user_id;
    }
    public String getUser_info() {
    	return user_info;
    }
    public void setUser_info(String user_info) {
    	this.user_info = user_info;
    }
    public double getScore() {
    	return score;
    }
    public void setScore(double score) {
    	this.score = score;
    }

## （七）导包 ##

<dependency>
          <groupId>com.alibaba</groupId>
          <artifactId>fastjson</artifactId>
          <version>1.2.47</version>
        </dependency>
    
        
        <dependency>
          <groupId>javax.servlet</groupId>
          <artifactId>javax.servlet-api</artifactId>
          <version>3.1.0</version>
          <scope>provided</scope>
        </dependency>
        
        <dependency>
          <groupId>org.apache.httpcomponents</groupId>
          <artifactId>httpclient</artifactId>
          <version>4.5.3</version>
        </dependency>
        
        <dependency>
          <groupId>com.google.code.gson</groupId>
          <artifactId>gson</artifactId>
          <version>2.8.2</version>
        </dependency>
        
        <dependency>
          <groupId>commons-codec</groupId>
          <artifactId>commons-codec</artifactId>
          <version>1.11</version>
        </dependency>
        
        <dependency>
          <groupId>commons-io</groupId>
          <artifactId>commons-io</artifactId>
          <version>2.6</version>
        </dependency>
        
        <dependency>
          <groupId>org.json</groupId>
          <artifactId>json</artifactId>
          <version>20160810</version>
        </dependency>
        
        <dependency>
          <groupId>net.sf.json-lib</groupId>
          <artifactId>json-lib</artifactId>
          <version>2.4</version>
        </dependency>

## （八）控制层 ##

//人脸识别登录
        @RequestMapping("/loginFace")
        public void loginFace(HttpServletRequest req,HttpServletResponse resp) throws IOException {
            String base64 = req.getParameter("base64");
            try {
    //			String access_token = AccessTokenUtil.getAccessToken();
                String url="https://aip.baidubce.com/rest/2.0/face/v3/search";
                CloseableHttpClient client = HttpClients.createDefault();
                HttpPost post = new HttpPost(url+"?access_token="+ AuthService.getAuth());
                post.setHeader("Content-Type","application/json");
                List<NameValuePair> list = new ArrayList<NameValuePair>();
                list.add(new BasicNameValuePair("image", base64));
                list.add(new BasicNameValuePair("image_type", "BASE64"));
                list.add(new BasicNameValuePair("group_id_list", "login"));
                UrlEncodedFormEntity uploadEntity = new UrlEncodedFormEntity(list);
                post.setEntity(uploadEntity);
                CloseableHttpResponse res = client.execute(post);
    
                if(res.getStatusLine().getStatusCode()==200){
                    HttpEntity entity = res.getEntity();
                    String s= EntityUtils.toString(entity, "utf-8");
                    JsonObject JsonObject = new JsonParser().parse(s).getAsJsonObject();
                    JsonArray jsonArray = JsonObject.get("result").getAsJsonObject().get("user_list").getAsJsonArray();
                    for (JsonElement jsonElement : jsonArray) {
                        Gson gson = new Gson();
                        Result bean = gson.fromJson(jsonElement, Result.class);
                        double score = bean.getScore();
                        if (score>90) {
                            //这个值自己定，一般90以上就可以了
                            //执行匹配成功后的代码
                        } else {
                            //匹配不成功的代码
                        }

[http_ai.baidu.com_track_cp_aipinzhuan_pf_pc_pp_AIpingtai_pu_title_ci_kw_10005792]: http://ai.baidu.com/?track=cp:aipinzhuan%7Cpf:pc%7Cpp:AIpingtai%7Cpu:title%7Cci:%7Ckw:10005792
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQyMTM2MjUw_size_16_color_FFFFFF_t_70]: /images/20220224/656d1f04424d4b6a8085743042470e30.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQyMTM2MjUw_size_16_color_FFFFFF_t_70 1]: /images/20220224/4b5e4e1704524ac2abb07c401f305ed2.png
[20190402222125601.png]: https://img-blog.csdnimg.cn/20190402222125601.png
[20190402222137541.png]: /images/20220224/ebb827221c9843b5aaedd6c87fc31010.png
[20190402222230426.png]: /images/20220224/deb8bbcf22d2404dbf13f5d3345659b9.png