modernizr
Version:
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.
30 lines (27 loc) • 1.08 kB
JavaScript
/*!
{
"name": "AVIF",
"async": true,
"property": "avif",
"caniuse": "avif",
"tags": ["image"],
"authors": ["Markel Ferro (@MarkelFe)"],
"polyfills": ["avifjs"],
"notes": [{
"name": "Avif Spec",
"href": "https://aomediacodec.github.io/av1-avif/"
}]
}
!*/
/* DOC
Test for AVIF support
*/
define(['Modernizr', 'addTest'], function(Modernizr, addTest) {
Modernizr.addAsyncTest(function() {
var image = new Image();
image.onload = image.onerror = function() {
addTest('avif', image.width === 1);
};
image.src = 'data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAAEcbWV0YQAAAAAAAABIaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGNhdmlmIC0gaHR0cHM6Ly9naXRodWIuY29tL2xpbmstdS9jYXZpZgAAAAAeaWxvYwAAAAAEQAABAAEAAAAAAUQAAQAAABcAAAAqaWluZgEAAAAAAAABAAAAGmluZmUCAAAAAAEAAGF2MDFJbWFnZQAAAAAOcGl0bQAAAAAAAQAAAHJpcHJwAAAAUmlwY28AAAAQcGFzcAAAAAEAAAABAAAAFGlzcGUAAAAAAAAAAQAAAAEAAAAQcGl4aQAAAAADCAgIAAAAFmF2MUOBAAwACggYAAYICGgIIAAAABhpcG1hAAAAAAAAAAEAAQUBAoMDhAAAAB9tZGF0CggYAAYICGgIIBoFHiAAAEQiBACwDoA=';
});
});