From 9bbed509d8a53a900bcc704f41251db307434133 Mon Sep 17 00:00:00 2001
From: SpaceIm <30052553+SpaceIm@users.noreply.github.com>
Date: Mon, 16 Jan 2023 23:25:06 +0100
Subject: [PATCH] make alphamat header auto sufficient

---
 modules/alphamat/include/opencv2/alphamat.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/alphamat/include/opencv2/alphamat.hpp b/modules/alphamat/include/opencv2/alphamat.hpp
index 003b305e5e6..26222b9cbea 100644
--- a/modules/alphamat/include/opencv2/alphamat.hpp
+++ b/modules/alphamat/include/opencv2/alphamat.hpp
@@ -7,6 +7,8 @@
 #ifndef _OPENCV_ALPHAMAT_HPP_
 #define _OPENCV_ALPHAMAT_HPP_
 
+#include <opencv2/core.hpp>
+
 /**
  * @defgroup alphamat Alpha Matting
  * Alpha matting is used to extract a foreground object with soft boundaries from a background image.