code: function(args, cb) {
          self.availableEncoders(function(err, encoders) {
            for (var i = 0; i < args.length; i++) {
              if (args[i] === '-acodec' || args[i] === '-vcodec') {
                i++;
  
                if ((args[i] in encoders) && encoders[args[i]].experimental) {
                  args.splice(i + 1, 0, '-strict', 'experimental');
                  i += 2;
                }
              }
            }
  
            cb(null, args);
          });
        }
docs: Add "-strict experimental" option where needed