From 3470f5b35bba4e33e370a01c16ed3287734c2f99 Mon Sep 17 00:00:00 2001
From: usernotfound-101 <ayush.moharana2006@gmail.com>
Date: Fri, 13 Mar 2026 22:25:08 +0530
Subject: [PATCH] Add static integer casting to get rid of the warning, safer

---
 modules/core/src/convert_c.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules/core/src/convert_c.cpp b/modules/core/src/convert_c.cpp
index 96beffccc6..ae93a73ebb 100644
--- a/modules/core/src/convert_c.cpp
+++ b/modules/core/src/convert_c.cpp
@@ -83,7 +83,9 @@ cvMixChannels( const CvArr** src, int src_count,
                CvArr** dst, int dst_count,
                const int* from_to, int pair_count )
 {
-    cv::AutoBuffer<cv::Mat> buf(src_count + dst_count);
+    CV_Assert(src_count >= 0 && dst_count >= 0);
+    size_t buf_size = static_cast<size_t>(src_count) + static_cast<size_t>(dst_count);
+    cv::AutoBuffer<cv::Mat> buf(buf_size);
 
     int i;
     for( i = 0; i < src_count; i++ )