Fix client-side resizing of image uploads (#11570)

Fixes #11567
2019-08-15 11:52:26 +02:00 · 2019-08-15 11:52:26 +02:00 · f178a01c11
parent 23f7afa562
commit f178a01c11
1 changed files with 1 additions and 1 deletions
--- a/app/javascript/mastodon/utils/resize_image.js
+++ b/app/javascript/mastodon/utils/resize_image.js
@ -71,7 +71,7 @@ const processImage = (img, { width, height, orientation, type = 'image/png' }) =
  // and return an all-white image instead. Assume reading failed if the resized
  // image is perfectly white.
  const imageData = context.getImageData(0, 0, width, height);
-  if (imageData.every(value => value === 255)) {
+  if (imageData.data.every(value => value === 255)) {
    throw 'Failed to read from canvas';
  }