RecordControlApplication/Channel.h

#ifndef CHANNEL_H
#define CHANNEL_H

#include "Link.h"
#include <QObject>
#include <QTimer>

class Channel : public QObject {
    Q_OBJECT
public:
    explicit Channel(QObject* parent = nullptr);
    void init();

    QString channelName;

    LinkObject* videoInput;
    LinkObject* videoEncoder;
    QVariantMap videoEncoderParams;
    LinkObject* videoOutput;

    static LinkObject* audioInput;
    static LinkObject* audioOutput;
    LinkObject* audioEncoder;
    QVariantMap audioEncoderParams;

    LinkObject* record;
    bool autoRecord = false;
    // 1 hour each video
    int duration = 1 * 60 * 1000;
    bool isRecord = false;

    LinkObject* snap;
    LinkObject* overLay;

    static LinkObject* file;
    static LinkObject* videoDecoder;
    static LinkObject* audioDecoder;

    bool isPlayback = false;
    bool isPause = false;

    static LinkObject* rtspServer;
    LinkObject* rtsp;
    QString pushCode;

    void startRecord();
    void stopRecord();
    void recordPause();

    void startPlayback(QString fileName);
    void back();
    void forward();
    void togglePause();
    int getDuration(QString fileName);
    void startPlayLive();

signals:
    void playEnd();
    void signalInputed(QString name, int width, int height);

private slots:
    void onTimeout();

private:
    // timer used to record segement
    QTimer* timer;

private:
    QString writeCom(const QString& com);
    bool isMountDisk();
    inline void setOverlay(QString str);
};

inline void Channel::setOverlay(QString str)
{
    QVariantMap dataOver;
    QVariantList lays;
    QVariantMap lay;
    lay["type"] = "text";
    lay["enable"] = true;
    lay["font"] = "/link/res/font.ttf";
    lay["content"] = str;
    lay["x"] = 0.1;
    lay["y"] = 0.1;
    lay["scale"] = 2;
    lay["color"] = "#669900";
    lay["alpha"] = 1;
    lays << lay;
    dataOver["lays"] = lays;
    overLay->setData(dataOver);
}

#endif // CHANNEL_H