71 lines
2.3 KiB
C++

#ifndef CAMERAOPERATIONTHREAD_H
#define CAMERAOPERATIONTHREAD_H
#include <QThread>
#include <QVector>
#include <QQueue>
#include <QMutex>
#include "ItkCamera.h"
enum ITK_DEVICE_CONTROL_TYPE
{
/// \~chinese 探测设备 \~english Probe device
ITK_DEVICE_CONTROL_PROBE = 0,
/// \~chinese 打开设备 \~english Open device
ITK_DEVICE_CONTROL_OPEN,
/// \~chinese 关闭设备 \~english Close device
ITK_DEVICE_CONTROL_CLOSE,
/// \~chinese 设备抓取 \~english Device grab
ITK_DEVICE_CONTROL_GRAB,
/// \~chinese 停止抓取 \~english Stop grab
ITK_DEVICE_CONTROL_STOP
};
/// \~chinese 操作相机的子线程 \~english thread of camera operation
class DeviceControlThread : public QThread
{
Q_OBJECT
public:
explicit DeviceControlThread(QObject *parent = nullptr);
virtual ~DeviceControlThread();
static DeviceControlThread* instance();
void StartProbe();
void StartOpen(int nIndex);
void StartClose(int nIndex);
void StartGrab(int nIndex);
void StartStopGrab(int nIndex);
QStringList GetDeviceList() const;
bool IsCamOpened() const {
return mOpenedFlag > 0;
}
protected:
void run();
bool runProbe();
bool runOpen(int nIndex);
bool runClose(int nIndex);
bool runGrab(int nIndex);
bool runStopGrab(int nIndex);
/// \~chinese 待操作的相机及操作类型 \~english The control index and type of next camera to operate
QQueue<QPair<int, ITK_DEVICE_CONTROL_TYPE>> mCtrlInfo;
/// \~chinese 用于保护上述操作信息的互斥锁 \~english The mutex to protect the control info
QMutex mCtrlMutex;
/// \~chinese 扫描到的相机列表 \~english Camera list of scan result
QVector<ItkCamera> mCameras;
/// \~chinese 打开的相机标志 \~endlish Flag of camera opened
QAtomicInt mOpenedFlag;
signals:
void signalControlFinish(int nIndex, ITK_DEVICE_CONTROL_TYPE nType, bool bSuccess);
QString signalSelectGrabConfig(const QString& devName);
void signalImageGrabbed(const QString& devName, const QImage& img);
};
#endif // CAMERAOPERATIONTHREAD_H