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fmviewer3/project/fm_viewer/fav/VideoThread.h
2026-02-21 17:11:31 +09:00

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/******************************************************************************
QtAV: Multimedia framework based on Qt and FFmpeg
Copyright (C) 2012-2016 Wang Bin <wbsecg1@gmail.com>
* This file is part of QtAV
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 2.1 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
******************************************************************************/
#ifndef QTAV_VIDEOTHREAD_H
#define QTAV_VIDEOTHREAD_H
#include "AVThread.h"
#include <QtCore/QSize>
namespace FAV {
class VideoCapture;
class VideoFrame;
class VideoThreadPrivate;
class VideoThread : public AVThread
{
Q_OBJECT
DPTR_DECLARE_PRIVATE(VideoThread)
public:
// prevent clock update (while finish seek)
bool do_not_update_next_clock;
explicit VideoThread(QObject *parent = 0);
VideoCapture *setVideoCapture(VideoCapture* cap); //ensure thread safe
VideoCapture *videoCapture() const;
VideoFrame displayedFrame() const;
void setFrameRate(qreal value);
//virtual bool event(QEvent *event);
void setBrightness(int val);
void setContrast(int val);
void setSaturation(int val);
void setEQ(int b, int c, int s);
#if (FIXED_FPS_DURATION)
qint64 stopPosition;
#endif
#if (PLAY_SYNC_FIX2)
qreal EOFPacketPTS; //!< 수신된 최종 패킷의 PTS (SEEK 위치 검증시 사용)
#endif
#if (RM_TESTING)
int displyedFrame;
#endif
public Q_SLOTS:
void addCaptureTask();
void clearRenderers();
protected:
#if (FIRST_FRAME_NOTIFY)
bool bFirstFrameDraw;
#endif
#if (USE_SKIP_COUNT)
int nSkip;
#endif
void applyFilters(VideoFrame& frame);
// deliver video frame to video renderers. frame may be converted to a suitable format for renderer
bool deliverVideoFrame(VideoFrame &frame);
virtual void run();
// wait for value msec. every usleep is a small time, then process next task and get new delay
#if (FIRST_FRAME_NOTIFY)
Q_SIGNALS:
void firstFrameNotify(qreal pts);
void frameEnded();
#endif
};
} //namespace FAV
#endif // QTAV_VIDEOTHREAD_H