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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * threadsafe_queue_priority.h
+ *
+ * Tue Sep 27 14:01:24 CEST 2005
+ * Copyright 2005 Bent Bisballe Nyeng
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of MIaV.
+ *
+ * MIaV 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.
+ *
+ * MIaV 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 MIaV; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include "config.h"
+#ifndef __MIAV_THREADSAFE_QUEUE_PRIORITY_H__
+#define __MIAV_THREADSAFE_QUEUE_PRIORITY_H__
+
+#include "threadsafe_queue.h"
+
+#include "frame.h"
+
+#include <queue>
+#include <functional>
+
+#include "info.h"
+
+// Method for use, when comparing Frames in priority queue.
+template <typename T>
+struct priority : std::binary_function<T, T, bool> {
+ bool operator() (const T& a, const T& b) const {
+ return ((Frame*)a)->number > ((Frame*)b)->number;
+ }
+};
+
+class ThreadSafeQueuePriority: public ThreadSafeQueue< Frame* > {
+public:
+ ThreadSafeQueuePriority(Info *info, unsigned int framenumber = 0);
+ ~ThreadSafeQueuePriority();
+
+ void push(Frame *frame);
+ Frame *pop();
+ int size();
+
+private:
+ Info* info;
+
+ unsigned int framenumber;
+ std::priority_queue< Frame*, std::vector<Frame*>, priority<Frame*> > queue;
+};
+
+#endif/*__MIAV_THREADSAFE_QUEUE_PRIORITY_H__*/