public static void saveJPG(Image img, String s) {
    BufferedImage bi =
        new BufferedImage(img.getWidth(null), img.getHeight(null), BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = bi.createGraphics();
    g2.drawImage(img, null, null);

    FileOutputStream out = null;
    try {
      out = new FileOutputStream(s);
    } catch (java.io.FileNotFoundException io) {
      System.out.println("File Not Found");
    }

    JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
    JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bi);
    param.setQuality(0.5f, false);
    encoder.setJPEGEncodeParam(param);

    try {
      encoder.encode(bi);
      out.close();
    } catch (java.io.IOException io) {
      System.out.println("IOException");
    }
  }
示例#2
0
 // read a jpeg file into a buffered image
 protected static Image loadJPG(String filename) {
   FileInputStream in = null;
   try {
     in = new FileInputStream(filename);
   } catch (java.io.FileNotFoundException io) {
     System.out.println("File Not Found");
   }
   JPEGImageDecoder decoder = JPEGCodec.createJPEGDecoder(in);
   BufferedImage bi = null;
   try {
     bi = decoder.decodeAsBufferedImage();
     in.close();
   } catch (java.io.IOException io) {
     System.out.println("IOException");
   }
   return bi;
 }
示例#3
0
 // write a buffered image to a jpeg file.
 protected static void saveJPG(Image img, String filename) {
   BufferedImage bi = imageToBufferedImage(img);
   FileOutputStream out = null;
   try {
     out = new FileOutputStream(filename);
   } catch (java.io.FileNotFoundException io) {
     System.out.println("File Not Found");
   }
   JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
   JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(bi);
   param.setQuality(0.8f, false);
   encoder.setJPEGEncodeParam(param);
   try {
     encoder.encode(bi);
     out.close();
   } catch (java.io.IOException io) {
     System.out.println("IOException");
   }
 }