java 调用百度人脸对比api接口
1. 获取token
package org.fh.util;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;/** * 说明：获取百度人脸识别token类 * 作者：F-H * from：www.fhadmin.cn */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 = "xxxx"; // 官网获取的 Secret Key 更新为你注册的 String clientSecret = "ssss"; 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 */ 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; }}2.人脸对比
package org.fh.util;import java.util.*;import net.sf.json.JSONObject;/** * 说明：人脸对比 * 作者：F-H * from：www.fhadmin.cn */public class FaceMatch { public static String faceMatch(List<Object> list) { // 请求url String url = "https://aip.baidubce.com/rest/2.0/face/v3/match"; try { String param = GsonUtils.toJson(list); // 注意这里仅为了简化编码每一次请求都去获取access_token，线上环境access_token有过期时间， 客户端可自行缓存，过期后重新获取。 String accessToken = AuthService.getAuth(); String result = HttpUtil.post(url, accessToken, "application/json", param); return result; } catch (Exception e) { e.printStackTrace(); } return null; } //PHOTODATA1 图片1的 base64码 //PHOTODATA2 图片2的 base64码 返回的score大于80 说明是同一个人 public static String getScore(String PHOTODATA1,String PHOTODATA2) { List<Object> list = new ArrayList<Object>(); Map<String,String> map1 = new HashMap<String,String>(); map1.put("image", PHOTODATA1); map1.put("image_type", "BASE64"); map1.put("face_type", "LIVE"); map1.put("quality_control", "NONE"); map1.put("liveness_control", "NONE"); list.add(map1); Map<String,String> map2 = new HashMap<String,String>(); map2.put("image", PHOTODATA2); map2.put("image_type", "BASE64"); map2.put("face_type", "LIVE"); map2.put("quality_control", "NONE"); map2.put("liveness_control", "NONE"); list.add(map2); String resultStr = FaceMatch.faceMatch(list); JSONObject jsonMsg = JSONObject.fromObject(resultStr);String error_msg = jsonMsg.getString("error_msg");String score = "0";if("SUCCESS".equals(error_msg)) {String result = jsonMsg.getString("result");JSONObject jsonResult = JSONObject.fromObject(result);score = jsonResult.getString("score");}return score; } } 赞 (0)