I am getting frames from canvas through canvas.getDataURL().  However, now I have an array of png images, but I want a video file.  How do I do this?  var canvas = document.getElementById("mycanvaselementforvideocapturing"); var pngimages = [...
I have a Fabric.js prototype where people can load photos, text, and maps into the canvas. When they're done, I want them to be able to save the canvas as an image. I've tried using the standard:  canvasURL = canvas.toDataURL(); var image = n...
I checked this same code in Firefox and it works perfectly. In fact, this worked in Chrome a few weeks back, but now I'm just getting a blank screen.  The code is below:   The function triggers on button click.   function saving() {   var saveURL...
After rendering the canvas the toDataURL returning image with canvas scale(My canvas scale is 700 x 600). How to return image with my Original Height and Width. Not canvas Width and Height. Here is the code section.    $(document).on('click',...
canvas.toBlob() requires a callback function but canvas.toDataURL() returns the result synchronously.  Why the difference?  It's not a problem, but I'm super curious and I can't find an explanation for why it is that way....
I have saved in a database a string return by the javascript method toDataURL. An exemple is available here: http://pastebin.com/0Qu8rngD  I need to return the image in a django response. Something like:  return HttpResponse(image, mimetype='imag...
I am making paint like web application using canvas, it is working properly on Firefox but when I reload the page on chrome and use .ToDataURL function it gives me an error of  Tainted canvases may not be exported  canvas = document.getElementById(&#...
When I upload a certain file in my browser, the file is type jpeg and size of file is 2MB, but when I encode my file to base64 using canvas.toDataURL(), the size of the resulting file is about 9MB.  Why is the base64-encoded file 3-4 times larger tha...
How to handle two or more linked Canvas-Charts with Chart.js? With this script the canvas-image is linked with a bigger version to present the big file in a fancybox or just two download it (right-click -> save). Easy.  <a HREF="#" id=&...
This is what I have in my .htaccess file in my images folder on the webserver   # Do not remove this line, otherwise mod_rewrite rules will stop working   RewriteBase /images  Header add Access-Control-Allow-Origin "*"   I also use the line:...

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