jpeg 2000 detection

Modernizr · Sep 28, 2015 · f18059a · f18059a
1 parent ca5983f
commit f18059a
Show file tree

Hide file tree

Showing 3 changed files with 31 additions and 0 deletions.
diff --git a/feature-detects/img/jpeg2000.js b/feature-detects/img/jpeg2000.js
@@ -0,0 +1,29 @@
+/*!
+{
+  "name": "JPEG 2000",
+  "async": true,
+  "aliases": ["jpeg-2000", "jpg2"],
+  "property": "jpeg2000",
+  "tags": ["image"],
+  "authors": ["@eric_wvgg"],
+  "notes": [{
+    "name": "Wikipedia Article",
+    "href": "http://en.wikipedia.org/wiki/JPEG_2000"
+  }]
+}
+!*/
+/* DOC
+Test for JPEG 2000 support
+*/
+define(['Modernizr', 'addTest'], function(Modernizr, addTest) {
+
+  Modernizr.addAsyncTest(function() {
+    var image = new Image();
+
+    image.onload = image.onerror = function() {
+      addTest('jpeg2000', image.width == 1);
+    };
+
+	image.src = 'data:image/jp2;base64,/0//UQAyAAAAAAABAAAAAgAAAAAAAAAAAAAABAAAAAQAAAAAAAAAAAAEBwEBBwEBBwEBBwEB/1IADAAAAAEAAAQEAAH/XAAEQED/ZAAlAAFDcmVhdGVkIGJ5IE9wZW5KUEVHIHZlcnNpb24gMi4wLjD/kAAKAAAAAABYAAH/UwAJAQAABAQAAf9dAAUBQED/UwAJAgAABAQAAf9dAAUCQED/UwAJAwAABAQAAf9dAAUDQED/k8+kEAGvz6QQAa/PpBABr994EAk//9k=';
+  });
+});
diff --git a/lib/config-all.json b/lib/config-all.json
@@ -177,6 +177,7 @@
     "iframe/srcdoc",
     "img/apng",
     "img/jpegxr",
+    "img/jpeg2000",
     "img/sizes",
     "img/srcset",
     "img/webp",

diff --git a/test/browser/integration/caniuse.js b/test/browser/integration/caniuse.js
@@ -74,6 +74,7 @@ window.caniusecb = function(caniuse) {
       inlinesvg: 'svg-html5',
       inputtypes: 'forms',
       jpegxr: 'jpegxr',
+      jpeg2000: 'jpeg2000',
       json: 'json',
       localstorage: 'namevalue-storage',
       mathml: 'mathml',