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; | |
} | |
} |