From: Alexander Alekhin <alexander.a.alekhin@gmail.com>
Date: Fri, 9 Dec 2022 21:05:17 +0000 (+0000)
Subject: compatibility: keep Ptr<FileStorage> stubs till OpenCV 5.0
X-Git-Tag: accepted/tizen/unified/20230127.161057~1^2~6^2~7^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6e3700593f46549206e52fa0659774c92e42ab13;p=platform%2Fupstream%2Fopencv.git

compatibility: keep Ptr<FileStorage> stubs till OpenCV 5.0
---

diff --git a/modules/core/include/opencv2/core.hpp b/modules/core/include/opencv2/core.hpp
index 1223651..0445be1 100644
--- a/modules/core/include/opencv2/core.hpp
+++ b/modules/core/include/opencv2/core.hpp
@@ -3101,6 +3101,10 @@ public:
     * @overload
     */
     CV_WRAP void write(FileStorage& fs, const String& name) const;
+#if CV_VERSION_MAJOR < 5
+    /** @deprecated */
+    void write(const Ptr<FileStorage>& fs, const String& name = String()) const;
+#endif
 
     /** @brief Reads algorithm parameters from a file storage
     */
diff --git a/modules/core/src/algorithm.cpp b/modules/core/src/algorithm.cpp
index 7186585..798df39 100644
--- a/modules/core/src/algorithm.cpp
+++ b/modules/core/src/algorithm.cpp
@@ -68,6 +68,14 @@ void Algorithm::write(FileStorage& fs, const String& name) const
     fs << "}";
 }
 
+#if CV_VERSION_MAJOR < 5
+void Algorithm::write(const Ptr<FileStorage>& fs, const String& name) const
+{
+    CV_Assert(fs);
+    write(*fs, name);
+}
+#endif
+
 void Algorithm::save(const String& filename) const
 {
     CV_TRACE_FUNCTION();
diff --git a/modules/features2d/include/opencv2/features2d.hpp b/modules/features2d/include/opencv2/features2d.hpp
index 633cd5c..401fe61 100644
--- a/modules/features2d/include/opencv2/features2d.hpp
+++ b/modules/features2d/include/opencv2/features2d.hpp
@@ -213,6 +213,9 @@ public:
 
     // see corresponding cv::Algorithm method
     CV_WRAP inline void write(FileStorage& fs, const String& name) const { Algorithm::write(fs, name); }
+#if CV_VERSION_MAJOR < 5
+    inline void write(const Ptr<FileStorage>& fs, const String& name) const { CV_Assert(fs); Algorithm::write(*fs, name); }
+#endif
 };
 
 /** Feature detectors in OpenCV have wrappers with a common interface that enables you to easily switch
@@ -1102,6 +1105,9 @@ public:
 
     // see corresponding cv::Algorithm method
     CV_WRAP inline void write(FileStorage& fs, const String& name) const { Algorithm::write(fs, name); }
+#if CV_VERSION_MAJOR < 5
+    inline void write(const Ptr<FileStorage>& fs, const String& name) const { CV_Assert(fs); Algorithm::write(*fs, name); }
+#endif
 
 protected:
     /**