WIP: Metal backend for macOS.

1 files changed, 64 insertions, 0 deletions

diff --git a/src/wx/metal_video_view.h b/src/wx/metal_video_view.h
new file mode 100644
index 000000000..51bdd3132
--- /dev/null
+++ b/src/wx/metal_video_view.h
@@ -0,0 +1,64 @@
+/*
+    Copyright (C) 2024 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    DCP-o-matic is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+
+#include "video_view.h"
+
+
+namespace MTL {
+	class Device;
+}
+
+namespace MTK {
+	class View;
+}
+
+
+class ViewDelegate;
+
+
+class MetalVideoView : public VideoView
+{
+public:
+	MetalVideoView(FilmViewer* viewer, wxWindow* parent);
+	~MetalVideoView();
+
+	wxWindow* get() const override {
+		return _canvas;
+	}
+
+	void update() override;
+	void start() override;
+	void stop() override;
+
+	NextFrameResult display_next_frame(bool non_blocking) override;
+
+private:
+	wxWindow* _canvas;
+	MTL::Device* _device;
+	MTK::View* _view;
+	ViewDelegate* _delegate;
+};
+
+
+struct NSView;
+
+void set_layer(NSView* view, void* layer);
+