diff --git a/app/scanner/mainwindow.cpp b/app/scanner/mainwindow.cpp
index 8c1b6dfd..689c3518 100644
--- a/app/scanner/mainwindow.cpp
+++ b/app/scanner/mainwindow.cpp
@@ -2537,6 +2537,8 @@ void MainWindow::on_act_autoCrop_triggered()
         int indent = dlg.getIndent();
 
         HGImgAutoCropParam autoCropParam;
+        autoCropParam.normalCrop = HGFALSE;
+        autoCropParam.dispersion = HGTRUE;
 
         if (isFillBlank)
         {
@@ -2562,20 +2564,26 @@ void MainWindow::on_act_autoCrop_triggered()
             autoCropParam.indent = 5;
         }
 
-        HGImageInfo imgInfo;
-        HGBase_GetImageInfo(img, &imgInfo);
-
-        HGImage destImage = nullptr;
-        HGImgProc_ImageAutoCrop(img, (HGBool)isCrop, (HGBool)isDeskew, (HGBool)isFillBlank, &autoCropParam, imgInfo.width, imgInfo.height,
-            imgInfo.type, HGBASE_IMGORIGIN_TOP, &destImage);
-        if (nullptr != destImage)
+        if (isCrop || isDeskew || isFillBlank)
         {
-            m_view->addImage(destImage);
-            HGBase_DestroyImage(destImage);
-            m_modify = true;
+            HGImageInfo imgInfo;
+            HGBase_GetImageInfo(img, &imgInfo);
 
-            updateStatusBarPixelInfo();
-            updateActionStatus();
+            HGImage destImage = nullptr;
+            HGUInt destWidth = imgInfo.width;
+            HGUInt destHeight = imgInfo.height;
+
+            HGImgProc_ImageAutoCrop(img, (HGBool)isCrop, (HGBool)isDeskew, (HGBool)isFillBlank, &autoCropParam, destWidth, destHeight,
+                imgInfo.type, HGBASE_IMGORIGIN_TOP, &destImage);
+            if (nullptr != destImage)
+            {
+                m_view->addImage(destImage);
+                HGBase_DestroyImage(destImage);
+                m_modify = true;
+
+                updateStatusBarPixelInfo();
+                updateActionStatus();
+            }
         }
     }
 }