Java Utililty Methods Image Resize

List of utility methods to do Image Resize

  1. HOME
  2. Java
  3. I
  4. Image Resize

Description

The list of methods to do Image Resize are organized into topic(s).

Method

voidresizeImage(String loadFile, String saveFile, int maxDim)
resize Image 
File save = new File(saveFile.replaceAll("/", "\\" + File.separator));
FileInputStream fis = new FileInputStream(loadFile.replaceAll("/", "\\" + File.separator));
BufferedImage im = ImageIO.read(fis);
Image inImage = new ImageIcon(loadFile).getImage();
double scale = (double) maxDim / (double) inImage.getHeight(null);
if (inImage.getWidth(null) > inImage.getHeight(null)) {
    scale = (double) maxDim / (double) inImage.getWidth(null);
int scaledW = (int) (scale * inImage.getWidth(null));
int scaledH = (int) (scale * inImage.getHeight(null));
BufferedImage thumb = new BufferedImage(scaledW, scaledH, BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = thumb.createGraphics();
g2.drawImage(im, 0, 0, scaledW, scaledH, null);
ImageIO.write(thumb, "jpg", save);