From 1f5ec3f907289964bfa9cc91796b459f9bcf492c Mon Sep 17 00:00:00 2001
From: yangjiaxuan <171295266@qq.com>
Date: Tue, 7 Jun 2022 11:55:16 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A4=84=E7=90=86=E5=A4=9A=E9=A1=B5=E6=97=8B?=
 =?UTF-8?q?=E8=BD=AC=E5=AF=BC=E5=87=BApdf=E7=9A=84=E5=9B=BE=E7=89=87?=
 =?UTF-8?q?=E5=B0=BA=E5=AF=B8=E4=B8=8D=E5=AF=B9?=
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---
 app/scanner/dialog_multirotateimagefile.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/app/scanner/dialog_multirotateimagefile.cpp b/app/scanner/dialog_multirotateimagefile.cpp
index fa1e1268..048949bd 100644
--- a/app/scanner/dialog_multirotateimagefile.cpp
+++ b/app/scanner/dialog_multirotateimagefile.cpp
@@ -68,6 +68,11 @@ void Dialog_MultiRotateImageFile::ThreadFunc(HGThread thread, HGPointer param)
                     {
                         HGImage img2 = nullptr;
                         HGBase_CreateImage(imgInfo.height, imgInfo.width, imgInfo.type, imgInfo.origin, &img2);
+
+                        HGUInt xDpi, yDpi;
+                        HGBase_GetImageDpi(img, &xDpi, &yDpi);
+                        HGBase_SetImageDpi(img2, xDpi, yDpi);
+
                         HGBase_ImageRotateLeft(img, img2);
                         HGBase_DestroyImage(img);
                         img = img2;
@@ -80,6 +85,11 @@ void Dialog_MultiRotateImageFile::ThreadFunc(HGThread thread, HGPointer param)
                     {
                         HGImage img2 = nullptr;
                         HGBase_CreateImage(imgInfo.height, imgInfo.width, imgInfo.type, imgInfo.origin, &img2);
+
+                        HGUInt xDpi, yDpi;
+                        HGBase_GetImageDpi(img, &xDpi, &yDpi);
+                        HGBase_SetImageDpi(img2, xDpi, yDpi);
+
                         HGBase_ImageRotateRight(img, img2);
                         HGBase_DestroyImage(img);
                         img = img2;