TheoraFrameQueue.h

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/************************************************************************************
This source file is part of the Theora Video Playback Library
For latest info, see http://libtheoraplayer.sourceforge.net/
*************************************************************************************
Copyright (c) 2008-2013 Kresimir Spes (kspes@cateia.com)
This program is free software; you can redistribute it and/or modify it under
the terms of the BSD license: http://www.opensource.org/licenses/bsd-license.php
*************************************************************************************/

#ifndef _TheoraFrameQueue_h
#define _TheoraFrameQueue_h

#include "TheoraAsync.h"
#include <list>

class TheoraVideoFrame;
class TheoraVideoClip;

class TheoraFrameQueue
{
protected:
        std::list<TheoraVideoFrame*> mQueue;
        TheoraVideoClip* mParent;
        TheoraMutex mMutex;
        
        TheoraVideoFrame* createFrameInstance(TheoraVideoClip* clip);
public:
        TheoraFrameQueue(TheoraVideoClip* parent);
        ~TheoraFrameQueue();

        TheoraVideoFrame* getFirstAvailableFrame();

        int getUsedCount();

        int getReadyCount();

        void pop();
        void clear();
        TheoraVideoFrame* requestEmptyFrame();

        void setSize(int n);
        int getSize();
        
        bool isFull();
        
        void lock();
        void unlock();
};

#endif