sjwilliams

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

sjwilliams

const isAutoplaySupported = function (callback) {
  var timeout;
  var waitTime = 200;
  var retries = 5;
  var currentTry = 0;
  var elem = document.createElement('video');
  var elemStyle = elem.style;

  function testAutoplay(arg) {
    currentTry++;

sjwilliams

var shuffleAndValidateFiles = function(files) {
	var F = new Array();
	while (files.length > 0) {
		var N = Math.floor(Math.random()*files.length);

		if ((files[N] instanceof File) && !files[N].hidden) {
			F.push(files[N]);
		}

		files.splice(N,1);