1-) Java - resim üstüne yazı yazma
File file = new File(path);
BufferedImage img = ImageIO.read(file);
int alpha = 127; // 50% transparent
Color myColour = new Color(255, 0, 0, alpha);
Graphics graphics = img.getGraphics();
//graphics.setColor(myColour);
graphics.fillRect(0, 0, 200, 50);
graphics.setColor(myColour); // graphics.setColor(Color.RED);
graphics.setFont(new Font("Arial Black", Font.BOLD, 75));
graphics.drawString("KOPYADIR", 25, 300);
//ImageIO.write(img, "jpg", new File(path));