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#ifndef WORKER_HPP
#define WORKER_HPP
#include <QImage>
#include <QMutex>
#include <QObject>
#include <QPixmap>
#include <QQueue>
#include <QThread>
#include <functional>
struct WorkerContext {
QPixmap pixmap;
QImage::Format targetFormat;
std::function<void(QImage)> consumer;
};
struct _WorkerContext {
QImage image;
QImage::Format targetFormat;
std::function<void(QImage)> consumer;
WorkerContext *underlyingThing;
};
class Worker : public QObject {
Q_OBJECT
public:
static void queue(WorkerContext *context);
static void init();
private:
Worker();
~Worker();
static QMutex lock;
QMutex endLock;
QThread *thr;
QQueue<_WorkerContext *> qqueue; // Say that ten times as fast
bool _ended;
void _end();
void _queue(WorkerContext *context);
bool ended();
static Worker *inst;
static QMutex workerLock;
signals:
void error(QString err);
void finished();
public slots:
void process();
static void end();
};
#endif // WORKER_HPP