dos

Public/static/js/common.js

@@ -71,7 +71,7 @@ let noInfo = {
 preloadimages(preloadImageList, function () {
     blackUrl = $('.black').css('background-image').replace(/^url\((['"]?)(.*)\1\)$/, '$2');
     $('.black').css('background-image', 'none');
-    let canvasinfo = initCanvas('.black', 'uploadCanvas', 257, 257);
+    let canvasinfo = initCanvas('.black', 'uploadCanvas', 259, 259);
     uploadCanvas = canvasinfo[0];
     uploadCtx = canvasinfo[1];
 }, function (progress) {});