basicly done

CMakeLists.txt

@@ -28,18 +28,18 @@ target_include_directories(${PROJECT_NAME} PRIVATE
 # ====== inner headers ======
 
 # ====== Qt6 & OpenCV ======
-set(Qt6_DIR "D:/Environments/Qt/Qt6.9/6.9.0/msvc2022_64/lib/cmake/Qt6" CACHE PATH "Path to Qt6 SDK")
+set(Qt6_DIR "D:/ProgramData/Qt6.9/6.9.0/msvc2022_64/lib/cmake/Qt6" CACHE PATH "Path to Qt6 SDK")
 find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)
 target_link_libraries(${PROJECT_NAME} PRIVATE Qt6::Core Qt6::Gui Qt6::Widgets)
 
-set(OpenCV_DIR "D:/Environments/opencv/build" CACHE PATH "Path to OpenCV SDK")
+set(OpenCV_DIR "D:/ProgramData/OpenCV4.11.0/build" CACHE PATH "Path to OpenCV SDK")
 find_package(OpenCV REQUIRED)
 target_link_libraries(${PROJECT_NAME} PRIVATE ${OpenCV_LIBS})
 # ====== Qt6 & OpenCV ======
 
 
 # ====== MVS ======
-set(MVS_DIR "D:/Environments/MVS/Development" CACHE PATH "Path to MVS SDK")
+set(MVS_DIR "D:/Program Files/MVS/Development" CACHE PATH "Path to MVS SDK")
 
 target_include_directories(${PROJECT_NAME} PRIVATE
 	${MVS_DIR}/Includes

include/HikCamera.hpp

@@ -1,11 +1,16 @@
 #pragma once
 
+#include <QObject>
+#include <QImage>
+
 #include <CameraParams.h>
 #include <MvCameraControl.h>
 #include <MvErrorDefine.h>
 #include <PixelType.h>
 
-class HikCamera{
+class HikCamera : public QObject{
+    Q_OBJECT
+
 public:
     // 获取单例实例
     static HikCamera &getInstance() {
@@ -31,6 +36,9 @@ public:
     // 注册图像回调函数
     void registerImageCallback();
 
+    // 回调图像处理函数
+    void handleFrameData(unsigned char *pData, MV_FRAME_OUT_INFO_EX *pFrameInfo);
+
     // 禁用拷贝和移动
     HikCamera(const HikCamera &) = delete;
     HikCamera(HikCamera &&) = delete;
@@ -45,4 +53,7 @@ private:
 
     // 相机句柄
     void *m_handler = nullptr;
+
+signals:
+    void newImage(const QImage &qimage);
 };

include/HikWidget.hpp

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <QtWidgets>
+#include <QImage>
 
 class HikWidget : public QWidget {
     Q_OBJECT
@@ -11,6 +12,9 @@ private:
     void initUI();
     void connectAllSignalsAndSlots();
 
+    // 图像变量
+    QImage m_image;
+
     // 左侧视图
     QGraphicsScene *m_scene;
     QGraphicsPixmapItem *m_pixmapItem;

src/HikCamera.cpp

@@ -6,10 +6,10 @@
 // 静态成员函数作为SDK回调函数
 static void __stdcall ImageCallback(unsigned char *pData, MV_FRAME_OUT_INFO_EX *pFrameInfo, void *pUser) {
     // 将用户数据转换为HikCamera实例
-    /*HikCamera *instance = static_cast<HikCamera *>(pUser);
+    HikCamera *instance = static_cast<HikCamera *>(pUser);
     if (instance) {
         instance->handleFrameData(pData, pFrameInfo);
-    }*/
+    }
 }
 
 void HikCamera::init() {
@@ -27,6 +27,10 @@ void HikCamera::init() {
 
     // 打开相机
     nRet = MV_CC_OpenDevice(m_handler);
+
+    // 设置像素格式为 RGB8
+    nRet = MV_CC_SetEnumValue(m_handler, "PixelFormat", PixelType_Gvsp_RGB8_Packed);
+    if (nRet == MV_OK) { std::cout << "Set pixel fomat succeed" << std::endl; }
 }
 
 void HikCamera::deinit() {
@@ -57,5 +61,19 @@ void HikCamera::setGain(double gain) {}
 
 void HikCamera::registerImageCallback() {
     int nRet = MV_OK;
-    nRet = MV_CC_RegisterImageCallBackEx(m_handler, ImageCallback, nullptr);
+    nRet = MV_CC_RegisterImageCallBackEx(m_handler, ImageCallback, this);
+    nRet = MV_CC_SetImageNodeNum(m_handler, 10);
+}
+
+void HikCamera::handleFrameData(unsigned char *pData, MV_FRAME_OUT_INFO_EX *pFrameInfo) {
+    if (!pData) {
+        std::cout << "New image nullptr" << std::endl;
+    }
+    const int width = pFrameInfo->nExtendWidth;
+    const int height = pFrameInfo->nExtendHeight;
+    const int dataBytesPerLine = pFrameInfo->nExtendWidth * 3;
+
+    QImage deepCopy(width, height, QImage::Format_RGB888);
+    if (pData) { memcpy(deepCopy.bits(), pData, pFrameInfo->nFrameLenEx); }
+    emit newImage(deepCopy);
 }

src/HikWidget.cpp

@@ -196,4 +196,15 @@ void HikWidget::connectAllSignalsAndSlots() {
             HikCamera::getInstance().setGain(value);
         });
 
+    // 新图像到来
+    connect(&HikCamera::getInstance(), &HikCamera::newImage, this,
+        [this](const QImage &qimage) {
+            if (qimage.isNull()) {
+                qDebug() << "Qimage invalid";
+            }
+            m_image = qimage;
+            QPixmap pixmap = QPixmap::fromImage(qimage);
+            m_pixmapItem->setPixmap(pixmap);
+            m_gv->fitInView(m_pixmapItem, Qt::KeepAspectRatio);
+        }, Qt::QueuedConnection);
 }