更新专题图片验证

src/utils/get-img-width.js

@@ -31,6 +31,14 @@ export default function (file, id) {
             width = 722;
             height = 406;
             break;
+        case 'subjectCover': //专题封面
+            width = 650;
+            height = 350;
+            break;
+        case 'subjectBanner': //专题封面
+            width = 1585;
+            height = 224;
+            break;
     };
     return new Promise(resolve => {
         let reader = new FileReader();