Sort-of works.kakadu

1 files changed, 55 insertions, 0 deletions

diff --git a/src/lib/kakadu.h b/src/lib/kakadu.h
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index 000000000..e9e3e2edf
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+++ b/src/lib/kakadu.h
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+/*
+    Copyright (C) 2026 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 <boost/interprocess/managed_shared_memory.hpp>
+#include <boost/interprocess/sync/interprocess_mutex.hpp>
+#include <boost/interprocess/sync/interprocess_condition.hpp>
+
+
+struct KakaduSharedMetadata
+{
+	boost::interprocess::interprocess_mutex mutex;
+	bool request = false;
+	boost::interprocess::interprocess_condition request_condition;
+	bool reply = false;
+	int j2k_size = 0;
+	boost::interprocess::interprocess_condition reply_condition;
+};
+
+
+
+class KakaduSharedMemory
+{
+public:
+	KakaduSharedMemory();
+	~KakaduSharedMemory();
+
+	KakaduSharedMemory(KakaduSharedMemory const&) = delete;
+	KakaduSharedMemory& operator=(KakaduSharedMemory const&) = delete;
+
+	KakaduSharedMetadata* metadata();
+	uint16_t* xyz();
+	uint8_t* j2k();
+
+private:
+	boost::interprocess::managed_shared_memory _segment;
+};
+