免费的图片识别接口，百度ocr的SDK使用java版

申请使用，个人完成认证可获得一定的免费使用场景，用来测试或者简单的场景足够了

百度智能云-登录https://console.bce.baidu.com/ai/?_=1649487753967&fromai=1#/ai/ocr/overview/index

 创建应用，获得APP_ID、API_KEY和SECRET_KEY

参考文档进行测试

https://ai.baidu.com/ai-doc/OCR/Ikibizxqlhttps://ai.baidu.com/ai-doc/OCR/Ikibizxql

import java.util.*;import org.json.JSONObject;
import com.baidu.aip.ocr.AipOcr;public class OCRUtils {//设置APPID/AK/SKpublic static final String APP_ID = "APP_ID ";public static final String API_KEY = "API_KEY ";public static final String SECRET_KEY = "SECRET_KEY ";private static volatile AipOcr client = null;final static Object lock = new Object();public static AipOcr getClient(String appId,String apiKey,String secretKey){if (client == null){synchronized (lock){if (client == null){client = new AipOcr(appId, apiKey, secretKey);}}}return client;}public static void main(String[] args) {// 初始化一个AipOcrAipOcr client = getClient(APP_ID, API_KEY, SECRET_KEY);// 可选：设置网络连接参数client.setConnectionTimeoutInMillis(2000);client.setSocketTimeoutInMillis(60000);// 调用接口String path = "C:\\Users\\admin\\Pictures\\a.png";JSONObject res = client.basicGeneral(path, new HashMap<String, String>());System.out.println(res.toString(2));}}

测试结果