code: public static void fill(InterleavedI16 input, int value) {
  
  		for (int y = 0; y < input.height; y++) {
  			int index = input.getStartIndex() + y * input.getStride();
  			int end = index + input.width*input.numBands;
  			Arrays.fill(input.data,index,end, (short)value);
  		}
  	}
docs: Fills the whole image with the specified value
  
  @param input An image.
  @param value The value that the image is being filled with.