use phantomjs to get pngs from your dzslides presentation

screenshoter.js

//
// this outputs a png file for each section in your presentation
// then use `convert slide-*.png output.pdf` to create single PDF
//

function screenshot(url, output) {
    var page = new WebPage();
    page.viewportSize = { width: 1000, height: 700 };

    page.onConsoleMessage = function (msg, line, source) {
        console.log('console> ' + msg);
    };

     page.onAlert = function (msg) {
         console.log('alert!!> ' + msg);
     };

      page.open(url, function (status) {
          if (status !== 'success') {
              console.log('Unable to load the address!');
          } else {
              window.setTimeout(function () {
                  page.render(output);
                  getNextPage();
              },1000);
          }
      });
}

var base_url = 'http://www.revolunet.com/static/paug2011/#';
var counter = 1;

function getNextPage() {
    if (counter>41) {
      console.log('finished');
      phantom.exit();
    }
    var num = counter + '.0';
    if (counter==4) num='4.8';
    else if (counter==11) num='11.5';
    else if (counter==33) num='33.2';
    console.log(base_url+num);
    screenshot(base_url+num, 'screenshots/slide-'+num+'.png');
    counter+=1;
}


getNextPage();