summaryrefslogtreecommitdiff
path: root/src/threadsafe_queue_priority.h
diff options
context:
space:
mode:
authordeva <deva>2005-10-04 21:39:53 +0000
committerdeva <deva>2005-10-04 21:39:53 +0000
commit111b16802de661228ef414eb6ec7484e2fa186ed (patch)
treed6d1ce9e8b857371414f33ff460266258c462275 /src/threadsafe_queue_priority.h
parent9640339f2e9dc126406f6b6f8a091b924898b4f5 (diff)
*** empty log message ***
Diffstat (limited to 'src/threadsafe_queue_priority.h')
-rw-r--r--src/threadsafe_queue_priority.h64
1 files changed, 64 insertions, 0 deletions
diff --git a/src/threadsafe_queue_priority.h b/src/threadsafe_queue_priority.h
new file mode 100644
index 0000000..8d3cdf1
--- /dev/null
+++ b/src/threadsafe_queue_priority.h
@@ -0,0 +1,64 @@
+/* -*- 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__*/