Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ import org.opencv.core.Point; import org.opencv.core.Core; import org.opencv.core.Mat; import org.opencv.core.Scalar; import org.opencv.highgui.Highgui; import org.opencv.imgproc.Imgproc; /** * * @author Dcio */ public class MainTextWatermark { public static void main(String[] args) { try { System.loadLibrary(Core.NATIVE_LIBRARY_NAME); Mat source = Highgui.imread("D://teste.png", Highgui.CV_LOAD_IMAGE_COLOR); Mat destination = new Mat(source.rows(), source.cols(), source.type()); Core.putText(source, "Tutorialspoint.com by DAC", new Point(source.rows() / 2, (source.cols() / 15 * 11)), //Posio do texto na tela Core.FONT_HERSHEY_PLAIN, new Double(1.1), new Scalar(150)); Highgui.imwrite("D://Watermarked.jpg", source); } catch (Exception e) { System.out.println("Exception:" + e.getMessage()); } } }//class MainTextWatermark