diff --git a/app/admin/controller/v1/Upload.php b/app/admin/controller/v1/Upload.php
index 5d944a09..dfc7cb92 100644
--- a/app/admin/controller/v1/Upload.php
+++ b/app/admin/controller/v1/Upload.php
@@ -42,7 +42,7 @@ class Upload
             $filemd5  = $file->md5();
             $filesha1 = $file->sha1();
 
-            $image_model = null; // SysImageUploadRecordModel::md5($filemd5)->find();
+            $image_model = SysImageUploadRecordModel::md5($filemd5)->find();
             if (is_null($image_model)) {
                 $filename = Filesystem::disk('image')->putFile($param['module'], $file);
                 // 处理图片
@@ -85,7 +85,7 @@ class Upload
                             // 设置字体大小
                             $font->size($text_options['size']);
                             // 设置字体颜色及透明度
-                            $opacity = dechex((int)ceil(255 * ($text_options['opacity'] / 100)));
+                            $opacity = $text_options['opacity'] > 0 ? dechex((int)ceil(255 * ($text_options['opacity'] / 100))) : '00';
                             $font->color($text_options['color'] . $opacity);
                             $font->align('left');
                             $font->valign('top');