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//
// libavg - Media Playback Engine.
// Copyright (C) 2003-2014 Ulrich von Zadow
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Current versions can be found at www.libavg.de
//
#ifndef _VideoDecoderThread_H_
#define _VideoDecoderThread_H_
#include "../api.h"
#include "VideoMsg.h"
#include "../base/WorkerThread.h"
#include "../base/Command.h"
#include "../base/Queue.h"
#include "WrapFFMpeg.h"
#include <boost/thread.hpp>
namespace avg {
typedef Queue<Bitmap> BitmapQueue;
typedef boost::shared_ptr<BitmapQueue> BitmapQueuePtr;
class FFMpegFrameDecoder;
typedef boost::shared_ptr<FFMpegFrameDecoder> FFMpegFrameDecoderPtr;
class AVG_API VideoDecoderThread: public WorkerThread<VideoDecoderThread> {
public:
VideoDecoderThread(CQueue& cmdQ, VideoMsgQueue& msgQ, VideoMsgQueue& packetQ,
AVStream* pStream, const IntPoint& size, PixelFormat pf, bool bUseVDPAU);
virtual ~VideoDecoderThread();
virtual bool init();
virtual void deinit();
bool work();
void setFPS(float fps);
void returnFrame(VideoMsgPtr pMsg);
private:
void decodePacket(AVPacket* pPacket);
void handleEOF();
void handleSeekDone(VideoMsgPtr pMsg);
void sendFrame(AVFrame* pFrame);
void close();
BitmapPtr getBmp(BitmapQueuePtr pBmpQ, const IntPoint& size, PixelFormat pf);
void pushMsg(VideoMsgPtr pMsg);
VideoMsgQueue& m_MsgQ;
FFMpegFrameDecoderPtr m_pFrameDecoder;
VideoMsgQueue& m_PacketQ;
BitmapQueuePtr m_pBmpQ;
BitmapQueuePtr m_pHalfBmpQ;
IntPoint m_Size;
PixelFormat m_PF;
bool m_bUseVDPAU;
bool m_bSeekDone;
bool m_bProcessingLastFrames;
AVFrame* m_pFrame;
};
}
#endif
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