class Kramdown::Converter::Latex

def convert_img(el, opts)
  line = el.options[:location]
  if el.attr['src'] =~ /^(https?|ftps?):\/\//
    warning("Cannot include non-local image#{line ? " (line #{line})" : ''}")
    ''
  elsif !el.attr['src'].empty?
    @data[:packages] << 'graphicx'
    "#{latex_link_target(el)}\\includegraphics{#{el.attr['src']}}"
  else
    warning("Cannot include image with empty path#{line ? " (line #{line})" : ''}")
    ''
  end
end