code: public void drawImage (final PDInlineImage inlineImage, final float x, final float y) throws IOException
    {
      drawImage (inlineImage, x, y, inlineImage.getWidth (), inlineImage.getHeight ());
    }
docs: Draw an inline image at the x,y coordinates, with the default size of the
  image.
  
  @param inlineImage
  The inline image to draw.
  @param x
  The x-coordinate to draw the inline image.
  @param y
  The y-coordinate to draw the inline image.
  @throws IOException
  If there is an error writing to the stream.