首先要按照百度文档中下载三个类并且导入进去，并且获取token
safe_token（获取token）
package jar;
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;
public class safe_token {
public static void main(String[] args) {
getAuth();
}
/**
* 获取权限token
* @return 返回示例：
* {
* "access_token": "**********",
* "expires_in": 2592000
* }
*/
public static String getAuth() {
// 官网获取的 API Key 更新为你注册的
String clientId = "Qk4dy6aMSYbBG8FGqmPYRM1p";
// 官网获取的 Secret Key 更新为你注册的
String clientSecret = "**********";
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;
}
}
interface：
package Jframe;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baidu.aip.util.Base64Util;
import jar.FileUtil;
import jar.HttpUtil;
import java.net.URLEncoder;
public class Interface {
public static void main(String[] args) {
// identify();
// car();
}
public static String identify(String path){
String url = "https://aip.baidubce.com/rest/2.0/ocr/v1/idcard";
String name="姓名：";
String minzu="民族";
String sex="性别：";
String card="身份证号：";
try {
// 本地文件路径
// String filePath = "C:/Users/LLL/Desktop/2.jpg";
byte[] imgData = FileUtil.readFileByBytes(path);
String imgStr = Base64Util.encode(imgData);
String imgParam = URLEncoder.encode(imgStr, "UTF-8");
String param = "id_card_side=" + "front" + "&image=" + imgParam;
// 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 = "******";
String result = HttpUtil.post(url, accessToken, param);
JSONObject jsonObject=JSONObject.parseObject(result);
JSONObject result1=jsonObject.getJSONObject("words_result");
name+=(String)result1.getJSONObject("姓名").get("words");
minzu+=(String)result1.getJSONObject("民族").get("words");
sex+=(String)result1.getJSONObject("性别").get("words");
card+=(String)result1.getJSONObject("公民身份号码").get("words");
// return result;
} catch (Exception e) {
e.printStackTrace();
}
// return null;
// System.out.println("出错了");
return name+","+minzu+","+sex+","+card;
}
public static String car(String path){
String url = "https://aip.baidubce.com/rest/2.0/ocr/v1/license_plate";
String color="";
String card="";
try {
// 本地文件路径
// String filePath = "C:/Users/LLL/Desktop/3.png";
byte[] imgData = FileUtil.readFileByBytes(path);
String imgStr = Base64Util.encode(imgData);
String imgParam = URLEncoder.encode(imgStr, "UTF-8");
String param = "image=" + imgParam;
// 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 = "********";
String result = HttpUtil.post(url, accessToken, param);
JSONObject jsonObject=JSONObject.parseObject(result);
JSONObject result1=jsonObject.getJSONObject("words_result");
color=(String)result1.getString("color");
card=(String)result1.getString("number");
System.out.println(color+" "+card);
System.out.println(result);
} catch (Exception e) {
e.printStackTrace();
}
return "颜色："+color+"车牌号："+card;
}
}
jframe：
package Jframe;
import com.baidu.aip.imageclassify.AipImageClassify;
import javax.swing.*;
import javax.swing.filechooser.FileFilter;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
public class jframe {
/* public static final String APP_ID = "***********";
public static final String API_KEY = "*************";
public static final String SECRET_KEY = "*******";*/
public static String file1;
public static void main(String[] args) {
JFrame jFrame=new JFrame("图片识别系统");
jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jFrame.setLayout(null);
//初始化界面
jFrame.setSize(2560,2500);
JRadioButton jRadioButton=new JRadioButton("身份证识别",true);
JRadioButton jRadioButton1=new JRadioButton("车牌识别");
ButtonGroup buttonGroup=new ButtonGroup();
buttonGroup.add(jRadioButton1);
buttonGroup.add(jRadioButton);
// jFrame.setLocation(320,240);
JFileChooser jFileChooser=new JFileChooser();
jFileChooser.setFileFilter(new FileFilter() {
@Override
public boolean accept(File f) {
return true;
}
@Override
public String getDescription() {
return null;
}
});
// 创建登录按钮
JButton SCButton = new JButton("上传图片");
JLabel label3 =new JLabel("");
label3.setBounds(300,100,200,50);
SCButton.setBounds(50, 225, 100, 50);
JLabel jLabel = new JLabel();
ImageIcon i = new ImageIcon("");
//设置ImageIcon
jLabel.setIcon(i);
//label的大小设置为ImageIcon,否则显示不完整
JButton WLButton=new JButton("上传网络验证");
WLButton.setBounds(SCButton.getX()+200,SCButton.getY(),150,50);
SCButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
// JOptionPane.showConfirmDialog(null, "上传图片");
int returnVal = jFileChooser.showOpenDialog(jFrame);
File file=jFileChooser.getSelectedFile();
if (returnVal==JFileChooser.APPROVE_OPTION){
JOptionPane.showMessageDialog(jFrame, "计划打开文件:" + file.getAbsolutePath());
file1=file.getAbsolutePath();
file1.replaceAll("\\\\", "/");
ImageIcon imageIcon=new ImageIcon(file1);
Image image=imageIcon.getImage();
image=image.getScaledInstance(450,300,Image.SCALE_AREA_AVERAGING);
imageIcon.setImage(image);
jLabel.setIcon(imageIcon);
jLabel.setBounds(25,25,imageIcon.getIconWidth(),imageIcon.getIconHeight());
SCButton.setBounds(50, 50+imageIcon.getIconHeight(), 100, 50);
WLButton.setBounds(175, 50+imageIcon.getIconHeight(), 100, 50);
jRadioButton.setBounds(325,50+imageIcon.getIconHeight(),150,50);
jRadioButton1.setBounds(500,50+imageIcon.getIconHeight(),150,50);
label3.setBounds(50+imageIcon.getIconWidth(),100,1500,100);
}
}
});
WLButton.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
// JOptionPane.showConfirmDialog(null, "上传网络验证");
// System.out.println(name);
// System.out.println(jRadioButton.getText());
if (jRadioButton.isSelected()){
String name=Interface.identify(file1);
label3.setText("身份证信息为："+name);
label3.setFont(new Font(Font.DIALOG,1,25));
}else {
String name=Interface.car(file1);
label3.setText("车牌号信息为："+name);
label3.setFont(new Font(Font.DIALOG,1,25));
}
}
});
jFrame.add(WLButton);
jFrame.add(jRadioButton);
jFrame.add(jRadioButton1);
jFrame.add(SCButton);
jFrame.add(jLabel);
jFrame.add(label3);
jFrame.setVisible(true);
}
}
标签：jFrame,String,车牌号,token,API,new,import,public,百度 From： https://www.cnblogs.com/1774323810com/p/16856495.html