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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 _VideoWriter_H_
#define _VideoWriter_H_
#include "../api.h"
#include "VideoWriterThread.h"
#include "../base/IFrameEndListener.h"
#include "../base/IPlaybackEndListener.h"
#include "../base/GLMHelper.h"
#include <boost/shared_ptr.hpp>
#include <boost/thread.hpp>
#include <string>
namespace avg {
class Canvas;
typedef boost::shared_ptr<Canvas> CanvasPtr;
class FBO;
typedef boost::shared_ptr<FBO> FBOPtr;
class GPURGB2YUVFilter;
typedef boost::shared_ptr<GPURGB2YUVFilter> GPURGB2YUVFilterPtr;
class AVG_API VideoWriter : public IFrameEndListener, IPlaybackEndListener
{
public:
VideoWriter(CanvasPtr pCanvas, const std::string& sOutFileName,
int frameRate=30, int qMin=3, int qMax=5, bool bSyncToPlayback=true);
virtual ~VideoWriter();
void stop();
void pause();
void play();
std::string getFileName() const;
int getFramerate() const;
int getQMin() const;
int getQMax() const;
virtual void onFrameEnd();
virtual void onPlaybackEnd();
private:
void getFrameFromFBO();
void getFrameFromPBO();
void sendFrameToEncoder(BitmapPtr pBitmap);
void writeDummyFrame();
CanvasPtr m_pCanvas;
FBOPtr m_pFBO;
GPURGB2YUVFilterPtr m_pFilter;
std::string m_sOutFileName;
int m_FrameRate;
int m_QMin;
int m_QMax;
IntPoint m_FrameSize;
bool m_bHasValidData;
VideoWriterThread::CQueue m_CmdQueue;
boost::thread* m_pThread;
bool m_bSyncToPlayback;
bool m_bPaused;
long long m_PauseStartTime;
long long m_PauseTime;
bool m_bStopped;
int m_CurFrame;
long long m_StartTime;
bool m_bFramePending;
};
}
#endif
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