Merge pull request #1508 from matrix-org/dbkr/image_objecturl

Use object URLs to load Files in to images
This commit is contained in:
Luke Barnard 2017-10-19 17:28:49 +01:00 committed by GitHub
commit bd982cf0ae

View file

@ -99,23 +99,17 @@ function loadImageElement(imageFile) {
// Load the file into an html element
const img = document.createElement("img");
const reader = new FileReader();
reader.onload = function(e) {
img.src = e.target.result;
const objectUrl = URL.createObjectURL(imageFile);
img.src = objectUrl;
// Once ready, create a thumbnail
img.onload = function() {
URL.revokeObjectURL(objectUrl);
deferred.resolve(img);
};
img.onerror = function(e) {
deferred.reject(e);
};
};
reader.onerror = function(e) {
deferred.reject(e);
};
reader.readAsDataURL(imageFile);
return deferred.promise;
}