From a2716712ab9efcefe7dc0f3c83f5f3d5f1cd402d Mon Sep 17 00:00:00 2001
From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Sat, 6 Nov 2021 18:16:42 +0300
Subject: [PATCH] highgui(win32): fix trackbar setRange

---
 modules/highgui/src/window_w32.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/highgui/src/window_w32.cpp b/modules/highgui/src/window_w32.cpp
index 43a19baf8933..76f320f19fe5 100644
--- a/modules/highgui/src/window_w32.cpp
+++ b/modules/highgui/src/window_w32.cpp
@@ -2984,7 +2984,7 @@ class Win32UITrackbar : public UITrackbar
         CvTrackbar& trackbar = *trackbar_ptr;
         CV_CheckLE(range.start, range.end, "Invalid trackbar range");
         trackbar.minval = range.start;
-        trackbar.maxval = range.start;
+        trackbar.maxval = range.end;
         SendMessage(trackbar.hwnd, TBM_SETRANGEMIN, (WPARAM)TRUE, (LPARAM)trackbar.minval);
         SendMessage(trackbar.hwnd, TBM_SETRANGEMAX, (WPARAM)TRUE, (LPARAM)trackbar.maxval);
     }