How to use

AsciiImage

in

loci.formats.tools

@Override
public String toString() {
 final int width = img.getWidth();
 final int height = img.getHeight();
 final StringBuilder sb = new StringBuilder();
 for (int y=0; y<height; y++) {
  for (int x=0; x<width; x++) {
   final int pix = img.getRGB(x, y);
   final int a = 0xff & (pix >> 24);
   final int r = 0xff & (pix >> 16);
   final int g = 0xff & (pix >> 8);
   final int b = 0xff & pix;
   final int avg = (r + g + b) / 3;
   sb.append(getChar(avg));
  }
  sb.append(NL);
 }
 return sb.toString();
}

LOGGER.info("");
LOGGER.info("Image #{}:", i);
LOGGER.info(new AsciiImage(img).toString());

@Override
public String toString() {
 final int width = img.getWidth();
 final int height = img.getHeight();
 final StringBuilder sb = new StringBuilder();
 for (int y=0; y<height; y++) {
  for (int x=0; x<width; x++) {
   final int pix = img.getRGB(x, y);
   final int a = 0xff & (pix >> 24);
   final int r = 0xff & (pix >> 16);
   final int g = 0xff & (pix >> 8);
   final int b = 0xff & pix;
   final int avg = (r + g + b) / 3;
   sb.append(getChar(avg));
  }
  sb.append(NL);
 }
 return sb.toString();
}