<!-- https://mvnrepository.com/artifact/org.bytedeco/javacv-platform -->
		<dependency>
			<groupId>org.bytedeco</groupId>
			<artifactId>javacv-platform</artifactId>
			<version>1.5.5</version>
		</dependency>

 
import org.bytedeco.javacpp.BytePointer;
import org.bytedeco.leptonica.PIX;
import org.bytedeco.leptonica.global.lept;
import org.bytedeco.tesseract.TessBaseAPI;
 
public class OcrTest {
 
    public static String OCR(String lng,String dataPath,String imagePath) {
        TessBaseAPI api=new TessBaseAPI();
        if (api.Init(dataPath, lng)!=0){
            System.out.println("error");
        }
        PIX image= lept.pixRead(imagePath);
        if (image==null){
            return "";
        }
        api.SetImage(image);
        BytePointer outText=api.GetUTF8Text();
        String result=outText.getString();
        api.End();
        outText.deallocate();
        lept.pixDestroy(image);
        return result;
    }
 
    public static void main(String[] args) {
       String text= OCR("chi_sim", "E:\\traineddata", "C:\\Users\\tarzan\\Desktop\\image\\test5.png");
        System.out.println(text);
    }
}