本文档将利用京东云AI SDK来实践人脸识别中的人脸搜索功能,主要涉及到分组建立/删除、分组列表获取、人脸建立/删除、人脸搜索,本次实操的最终效果是:建立一我的脸库,拿一张图片在人脸库中搜索出类似度最高的一张,实现1:N的人脸识别
,操做示意图以下:html
登录京东云控制台:https://console.jdcloud.com,点击右上角帐户AccessKey 管理
,接着如图点击建立Access Key
java
人脸搜索经过 API 调用次数计费,目前人脸搜索功能有0元免费试用
,调用量限制为13
咱们登录到京东云控制台,依次点击左侧导航人工智能
-人脸识别
-人脸搜索
,点击当即购买
完成购买操做。api
购买完成后,返回人脸搜索的控制台,如图点击下载SDK
完成京东云AI SDK的下载操做eclipse
Eclipse下载地址:https://www.eclipse.org/downloads/,Eclipse安装方法请自行百度。ui
打开Eclipse,依次点击File
-New
-Java Project
,输入Project name
以下图设置后,点击Finish
-Don't Create
google
右击JAVA项目中的src
目录,依次点击new
-Package
人工智能
接下来咱们分别建立分组建立(faceGroupCreate
)/删除(faceGroupDelete
)、分组列表获取(getFaceGroupList
)、人脸建立(faceCreate
)/删除(faceDelete
)、人脸搜索(faceSearch
)相关的(类)Class,新建Class
的方法以下:spa
所有Class建立完成后以下图:3d
将咱们下载好的京东云AI SDK解压,而后复制到咱们新建的JAVA项目的根目录里调试
刷新Eclipse中的Package Explorer
即可看到咱们复制进来的京东云AI SDK文件,选中所有jar包文件,右击,依次点击Build Path
-Add to Build Path
来从新构建路径(Build Path)
从新构建路径完成后,咱们在Eclipse的Package Explorer
中可看到Referenced Libraries
,里面包含咱们重构路径的全部jar包
在faceGroupCreate
类中输入以下内容做为调试代码
1package facesearch; 2 3import com.jdcloud.apigateway.signature.JdcloudSDKClient; 4import com.jdcloud.sdk.utils.BinaryUtils; 5import com.google.api.client.http.HttpResponse; 6import java.io.IOException; 7import java.util.HashMap; 8import java.util.Map; 9 10import static com.jdcloud.sdk.http.Protocol.HTTP; 11 12//建立分组 13public class faceGroupCreate { 14 public static void main(String[] args) { 15 String accessKey = "请输入您的AK"; 16 String secretKey = "请输入您的SK"; 17 String endPoint = "aiapi.jdcloud.com"; 18 String path = "/jdai/faceGroupCreate"; 19 String method = "POST"; 20 Map<String, String> headers = new HashMap<>(); 21 Map<String, Object> queryMap = new HashMap<>(); 22 //queryMap.put("groupId", "10"); 23 queryMap.put("groupName", "请输入分组名称"); 24 queryMap.put("groupInfo", "请输入分组描述"); 25 String body = "\"\""; 26 try { 27 HttpResponse response = JdcloudSDKClient.execute(accessKey, secretKey, HTTP, 28 endPoint, path, method, headers, queryMap, body); 29 System.out.println(new String(BinaryUtils.toByteArray(response.getContent()))); 30 } catch (IOException e) { 31 System.out.println(e.getMessage()); 32 } 33 } 34}
右击代码依次点击Run as
-1 Java Application
运行代码
运行后发现报错信息以下(这里虽然有报错,但咱们定义的名称为请输入分组名称
的组已成功建立):
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
由此咱们能够看出,报出错误的地方主要是slf4j的jar包,而故障码中Failed to load class "org.slf4j.impl.StaticLoggerBinder"
的意思则是加载类文件org.slf4j.impl.StaticLoggerBinder时失败
咱们下载slf4j-nop.jar
,而后像添加AI SDK jar包同样添加到build path中便可解决问题,slf4j-nop.jar
jar包我已打包上传到京东云对象存储,下载地址为:https://pocenv-hcc.s3.cn-north-1.jdcloud-oss.com/slf4j-nop-1.7.28.jar
将slf4j包下载后复制到京东云AI SDK文件夹里,而后在Eclipse内添加到构建路径里便可
接下来依次建立其余类文件
注意:
以下代码中涉及到String body = "imageBase64=";
的部分
须要先将图片转换为Base64,转换地址为: http://imgbase64.duoshitong.com/;
而后将转换后的代码复制到imageBase64=
以后(转换后的代码需去除掉“data:image/jpeg;base64,
”后再复制)。
1package facesearch; 2 3import com.jdcloud.apigateway.signature.JdcloudSDKClient; 4import com.jdcloud.sdk.utils.BinaryUtils; 5import com.google.api.client.http.HttpResponse; 6import java.io.IOException; 7import java.util.HashMap; 8import java.util.Map; 9 10import static com.jdcloud.sdk.http.Protocol.HTTP; 11 12//删除分组 13public class faceGroupDelete { 14 public static void main(String[] args) { 15 String accessKey = "请输入您的AK"; 16 String secretKey = "请输入您的SK"; 17 String endPoint = "aiapi.jdcloud.com"; 18 String path = "/jdai/faceGroupDelete"; 19 String method = "POST"; 20 Map<String, String> headers = new HashMap<>(); 21 Map<String, Object> queryMap = new HashMap<>(); 22 //queryMap.put("groupId", "10"); 23 queryMap.put("groupName", "请输入分组名称"); 24 String body = "{}"; 25 try { 26 HttpResponse response = JdcloudSDKClient.execute(accessKey, secretKey, HTTP, 27 endPoint, path, method, headers, queryMap, body); 28 System.out.println(new String(BinaryUtils.toByteArray(response.getContent()))); 29 } catch (IOException e) { 30 System.out.println(e.getMessage()); 31 } 32 } 33}
1package facesearch; 2 3import com.jdcloud.apigateway.signature.JdcloudSDKClient; 4import com.jdcloud.sdk.utils.BinaryUtils; 5import com.google.api.client.http.HttpResponse; 6import java.io.IOException; 7import java.util.HashMap; 8import java.util.Map; 9 10import static com.jdcloud.sdk.http.Protocol.HTTP; 11 12//获取分组列表 13public class getFaceGroupList { 14 public static void main(String[] args) { 15 String accessKey = "请输入您的AK"; 16 String secretKey = "请输入您的SK"; 17 String endPoint = "aiapi.jdcloud.com"; 18 String path = "/jdai/getFaceGroupList"; 19 String method = "POST"; 20 Map<String, String> headers = new HashMap<>(); 21 Map<String, Object> queryMap = new HashMap<>(); 22 queryMap.put("start", "0"); 23 queryMap.put("length", "5"); 24 String body = "aaa"; 25 try { 26 HttpResponse response = JdcloudSDKClient.execute(accessKey, secretKey, HTTP, 27 endPoint, path, method, headers, queryMap, body); 28 System.out.println(new String(BinaryUtils.toByteArray(response.getContent()))); 29 } catch (IOException e) { 30 System.out.println(e.getMessage()); 31 } 32 } 33}
1package facesearch; 2 3import com.jdcloud.apigateway.signature.JdcloudSDKClient; 4import com.jdcloud.sdk.utils.BinaryUtils; 5import com.google.api.client.http.HttpResponse; 6import java.io.IOException; 7import java.util.HashMap; 8import java.util.Map; 9 10import static com.jdcloud.sdk.http.Protocol.HTTP; 11 12//建立人脸 13public class faceCreate { 14 public static void main(String[] args) { 15 String accessKey = "请输入您的AK"; 16 String secretKey = "请输入您的SK"; 17 String endPoint = "aiapi.jdcloud.com"; 18 String path = "/jdai/faceCreate"; 19 String method = "POST"; 20 //建立 21 Map<String, String> dataMap = new HashMap<>(); 22 //在线图片转base64:http://imgbase64.duoshitong.com/ 23 dataMap.put("marin1", "imageBase64=图片转换为Base64后的代码(去掉前面的data:image/jpeg;base64,)"); 24 dataMap.put("marin2", "imageBase64=图片转换为Base64后的代码(去掉前面的data:image/jpeg;base64,)"); 25 dataMap.put("corona", "imageBase64=图片转换为Base64后的代码(去掉前面的data:image/jpeg;base64,)"); 26 dataMap.put("dog", "imageBase64=图片转换为Base64后的代码(去掉前面的data:image/jpeg;base64,)"); 27 Map<String, String> headers = new HashMap<>(); 28 Map<String, Object> queryMap = new HashMap<>(); 29 queryMap.put("groupName", "请输入分组名称"); 30 String body; 31 for (Map.Entry<String, String> entry: dataMap.entrySet()){ 32 queryMap.put("outerId", entry.getKey()); 33 body = entry.getValue(); 34 try { 35 HttpResponse response = JdcloudSDKClient.execute(accessKey, secretKey, HTTP, 36 endPoint, path, method, headers, queryMap, body); 37 System.out.println(new String(BinaryUtils.toByteArray(response.getContent()))); 38 } catch (IOException e) { 39 System.out.println(e.getMessage()); 40 } 41 queryMap.remove("outerId"); 42 } 43 } 44}
1package facesearch; 2 3import com.jdcloud.apigateway.signature.JdcloudSDKClient; 4import com.jdcloud.sdk.utils.BinaryUtils; 5import com.google.api.client.http.HttpResponse; 6import java.io.IOException; 7import java.util.HashMap; 8import java.util.Map; 9 10import static com.jdcloud.sdk.http.Protocol.HTTP; 11 12//删除人脸 13public class faceDelete { 14 public static void main(String[] args) { 15 String accessKey = "请输入您的AK"; 16 String secretKey = "请输入您的SK"; 17 String endPoint = "aiapi.jdcloud.com"; 18 String path = "/jdai/faceDelete"; 19 String method = "POST"; 20 Map<String, String> headers = new HashMap<>(); 21 Map<String, Object> queryMap = new HashMap<>(); 22 queryMap.put("groupName", "请输入分组名称"); 23 queryMap.put("outerId", "marin1"); 24 queryMap.put("outerId", "marin2"); 25 queryMap.put("outerId", "corona"); 26 queryMap.put("outerId", "dog"); 27 String body = "{}"; 28 try { 29 HttpResponse response = JdcloudSDKClient.execute(accessKey, secretKey, HTTP, 30 endPoint, path, method, headers, queryMap, body); 31 System.out.println(new String(BinaryUtils.toByteArray(response.getContent()))); 32 } catch (IOException e) { 33 System.out.println(e.getMessage()); 34 } 35 } 36}
1package facesearch; 2 3import com.jdcloud.apigateway.signature.JdcloudSDKClient; 4import com.jdcloud.sdk.utils.BinaryUtils; 5import com.google.api.client.http.HttpResponse; 6import java.io.IOException; 7import java.util.HashMap; 8import java.util.Map; 9 10import static com.jdcloud.sdk.http.Protocol.HTTP; 11 12//人脸搜索 13public class faceSearch { 14 public static void main(String[] args) { 15 String accessKey = "请输入您的AK"; 16 String secretKey = "请输入您的SK"; 17 String endPoint = "aiapi.jdcloud.com"; 18 String path = "/jdai/faceSearch"; 19 String method = "POST"; 20 Map<String, String> headers = new HashMap<>(); 21 Map<String, Object> queryMap = new HashMap<>(); 22 queryMap.put("groupName", "请输入分组名称"); 23 //以下填写同一人的第三张人脸Base64代码进行人脸搜索,这里用人脸marin.jpg 24 String body = "imageBase64=图片转换为Base64后的代码(去掉前面的data:image/jpeg;base64,)"; 25 try { 26 HttpResponse response = JdcloudSDKClient.execute(accessKey, secretKey, HTTP, 27 endPoint, path, method, headers, queryMap, body); 28 System.out.println(new String(BinaryUtils.toByteArray(response.getContent()))); 29 } catch (IOException e) { 30 System.out.println(e.getMessage()); 31 } 32 } 33}
以下演示都经过右击对应的代码执行Run as
-1 Java Application
来运行代码查看结果
运行faceGroupCreate.java
,结果以下:
运行getFaceGroupList.java
,结果以下:
运行faceCreate.java
,结果以下:
运行faceSearch.java
,结果以下:
运行faceDelete.java
,结果以下:
运行faceGroupDelete.java
,结果以下:
如上,咱们经过marin1.jpg
、marin2.jpg
、corona.jpg
、dog.jpg
建立了人脸库,最后经过marin.jpg
将类似度最高的marin1.jpg
搜索了出来,至此,操做演示完毕~~
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