Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 60 insertions, 0 deletions

diff --git a/mpeglib/lib/frame/IOFrameQueue.h b/mpeglib/lib/frame/IOFrameQueue.h
new file mode 100644
index 00000000..d56f25aa
--- /dev/null
+++ b/mpeglib/lib/frame/IOFrameQueue.h
@@ -0,0 +1,60 @@
+/*
+  queues frames in a "empty" and "data" queue
+  Copyright (C) 2001  Martin Vogt
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Library General Public License as published by
+  the Free Software Foundation.
+
+  For more information look at the file COPYRIGHT in this package
+
+ */
+
+
+
+#ifndef __IOFRAMEQUEUE_H
+#define __IOFRAMEQUEUE_H
+
+#include "frameQueue.h"
+#include <kdemacros.h>
+
+/**
+   This class can store up to <size> frames.
+   The frames are marked "empty" these frames can be re-used
+   and filled with data.
+   The other queue stores "data" frames. These frames can 
+   be dequeued and then are be passed to the "empty" queue.
+
+   Note: you need to _fill_ the empty queue with allocated frames,
+         after constructions. The pointers then are owned by this
+         class (== deleted in destructor)
+
+*/
+
+class KDE_EXPORT IOFrameQueue {
+
+
+ public:
+  IOFrameQueue(int size);
+  ~IOFrameQueue();
+
+  //
+  // empty queue
+  //
+  int emptyQueueCanRead();
+  int emptyQueueCanWrite();
+
+ 
+  //
+  // data queue
+  //
+  int dataQueueCanRead();
+  int dataQueueCanWrite();
+  
+ 
+ protected:
+  FrameQueue* empty;
+  FrameQueue* data;
+ 
+};
+#endif