/***************************************************************************
 *   Copyright (C) 2017-2024 by Ilya Kotov                                 *
 *   forkotov02@ya.ru                                                      *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
 ***************************************************************************/

#ifndef VIDEOTHREAD_H
#define VIDEOTHREAD_H

extern "C"{
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
#include <libavcodec/version.h>
#include <libavutil/mathematics.h>
#include <libavutil/dict.h>
#include <libswscale/swscale.h>
#include <libswresample/swresample.h>
#include <libavutil/imgutils.h>
}

#include <QThread>
#include <QMutex>
#include <QSize>

class Output;
class PacketBuffer;
class VideoWindow;
class FFVideoDecoder;

class VideoThread : public QThread
{
    Q_OBJECT
public:
    explicit VideoThread(PacketBuffer *buf, QObject *parent = nullptr);

    bool initialize(FFVideoDecoder *decoder, VideoWindow *w);
    void stop();
    void finish();
    void pause();
    void sync();

public slots:
    void setWindowSize(const QSize &windowSize);

private:
    void run() override;

    QMutex m_mutex;
    AVCodecContext *m_context = nullptr;
    Output *m_output = nullptr;
    PacketBuffer *m_buffer = nullptr;
    VideoWindow *m_videoWindow = nullptr;
    AVStream *m_stream = nullptr;
    QSize m_window_size;
    bool m_user_stop = false, m_finish = false;
    bool m_pause = false, m_prev_pause = false;
    bool m_sync = false;
    bool m_resize = false;

};

#endif // VIDEOTHREAD_H
