feat: 添加ElaWidgetTool库

ElaWidgetTools/DeveloperComponents/ElaDxgi.h

@@ -0,0 +1,52 @@
+#ifndef ELADXGI_H
+#define ELADXGI_H
+
+#include <QObject>
+#ifdef Q_OS_WIN
+#include <QElapsedTimer>
+#include <QPixmap>
+#include <d3d11.h>
+#include <dxgi1_6.h>
+
+#include "ElaProperty.h"
+
+class ElaDxgi : public QObject
+{
+    Q_OBJECT
+    Q_PRIVATE_CREATE(QStringList, DxDeviceList)
+    Q_PRIVATE_CREATE(QStringList, OutputDeviceList)
+    Q_PRIVATE_CREATE(int, DxDeviceID);
+    Q_PRIVATE_CREATE(int, OutputDeviceID);
+    Q_PRIVATE_CREATE(QString, LastError)
+    Q_PRIVATE_CREATE(bool, IsGrabActive)
+    Q_PRIVATE_CREATE(QRect, GrabArea);
+    Q_PRIVATE_CREATE(int, GrabFrameRate);  // 截图帧数
+    Q_PRIVATE_CREATE(int, TimeoutMsValue); // 超时等待
+    Q_PRIVATE_CREATE(bool, IsInitSuccess);
+    Q_PRIVATE_CREATE(bool, IsGrabStoped);
+    Q_PRIVATE_CREATE(bool, IsGrabCenter);
+
+public:
+    explicit ElaDxgi(QObject* parent = nullptr);
+    ~ElaDxgi() override;
+    bool initialize(int dxID, int outputID);
+    QImage getGrabImage() const;
+    Q_SLOT void onGrabScreen();
+    Q_SIGNAL void grabScreenOver(QImage img);
+
+private:
+    IDXGIOutputDuplication* _duplication{nullptr};
+    ID3D11Device* _device{nullptr};
+    ID3D11DeviceContext* _context{nullptr};
+    ID3D11Texture2D* _texture{nullptr};
+    QElapsedTimer _grabTimer;
+    qint64 _lastGrabTime{0};
+    qint64 _cpuSleepTime{0};
+    uchar* _imageBits{nullptr};
+    int _descWidth{0};
+    int _descHeight{0};
+    void releaseInterface();
+    void cpuSleep(qint64 usec);
+};
+#endif
+#endif // ELADXGI_H