From 716da4f6cc1a77d37fcfa6f4a4b3e29de8398a25 Mon Sep 17 00:00:00 2001
From: Michael Fabian 'Xaymar' Dirks <info@xaymar.com>
Date: Sun, 29 Nov 2020 04:21:22 +0100
Subject: [PATCH] obs/tools: Add active_source and visible_source helpers

These classes help us manage active and showing references to a source, which seem to be necessary for filters.
---
 source/obs/obs-tools.hpp | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/source/obs/obs-tools.hpp b/source/obs/obs-tools.hpp
index 56c02be..38bb7c8 100644
--- a/source/obs/obs-tools.hpp
+++ b/source/obs/obs-tools.hpp
@@ -36,6 +36,35 @@ namespace obs {
 
 			std::shared_ptr<obs_source_t> get();
 		};
+
+		// Class to manage
+		class active_source {
+			obs_source_t* _child;
+
+			public:
+			active_source(obs_source_t* child) : _child(child)
+			{
+				obs_source_inc_active(_child);
+			}
+			virtual ~active_source()
+			{
+				obs_source_dec_active(_child);
+			}
+		};
+
+		class visible_source {
+			obs_source_t* _child;
+
+			public:
+			visible_source(obs_source_t* child) : _child(child)
+			{
+				obs_source_inc_showing(_child);
+			}
+			virtual ~visible_source()
+			{
+				obs_source_dec_showing(_child);
+			}
+		};
 	} // namespace tools
 
 	inline void obs_source_deleter(obs_source_t* v)