Method loadImage

core/src/processing/awt/ShimAWT.java:345–473

(PApplet sketch, String filename, Object... args)

  static public PImage loadImage(PApplet sketch, String filename, Object... args) {
    String extension = null;
    if (args != null && args.length > 0) {
      // the only one that's supported for now
      extension = (String) args[0];
    }

    if (extension == null) {
      String lower = filename.toLowerCase();
      int dot = filename.lastIndexOf('.');
      if (dot == -1) {
        extension = "unknown";  // no extension found

      } else {
        extension = lower.substring(dot + 1);

        // check for, and strip any parameters on the url, i.e.
        // filename.jpg?blah=blah&something=that
        int question = extension.indexOf('?');
        if (question != -1) {
          extension = extension.substring(0, question);
        }
      }
    }

    // just in case. them users will try anything!
    extension = extension.toLowerCase();

    if (extension.equals("tga")) {
      try {
        InputStream input = sketch.createInput(filename);
        if (input == null) return null;

        PImage image = PImage.loadTGA(input);
        if (image != null) {
          image.parent = sketch;
        }
        return image;

      } catch (IOException e) {
        e.printStackTrace();
        return null;
      }
    }

    // Disabling for 4.0 beta 5, we're now using ImageIO for TIFF
    /*
    if (extension.equals("tif") || extension.equals("tiff")) {
      InputStream input = sketch.createInput(filename);
      PImage image =  (input == null) ? null : PImage.loadTIFF(input);
      return image;
    }
    */

    // For jpeg, gif, and png, load them using createImage(),
    // because the javax.imageio code was found to be much slower.
    // https://download.processing.org/bugzilla/392.html
    try {