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-rw-r--r--src/libcamera/include/thread.h61
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diff --git a/src/libcamera/include/thread.h b/src/libcamera/include/thread.h
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+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * thread.h - Thread support
+ */
+#ifndef __LIBCAMERA_THREAD_H__
+#define __LIBCAMERA_THREAD_H__
+
+#include <memory>
+#include <mutex>
+#include <thread>
+
+#include <libcamera/signal.h>
+
+namespace libcamera {
+
+class EventDispatcher;
+class ThreadData;
+class ThreadMain;
+
+using Mutex = std::mutex;
+using MutexLocker = std::unique_lock<std::mutex>;
+
+class Thread
+{
+public:
+ Thread();
+ virtual ~Thread();
+
+ void start();
+ void exit(int code = 0);
+ void wait();
+
+ bool isRunning();
+
+ Signal<Thread *> finished;
+
+ static Thread *current();
+
+ EventDispatcher *eventDispatcher();
+ void setEventDispatcher(std::unique_ptr<EventDispatcher> dispatcher);
+
+protected:
+ int exec();
+ virtual void run();
+
+private:
+ void startThread();
+ void finishThread();
+
+ friend class ThreadData;
+ friend class ThreadMain;
+
+ std::thread thread_;
+ ThreadData *data_;
+};
+
+} /* namespace libcamera */
+
+#endif /* __LIBCAMERA_THREAD_H__ */