165 lines
4.5 KiB
C++
165 lines
4.5 KiB
C++
#ifndef CAMMERWIDGET_H
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#define CAMMERWIDGET_H
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#include <windows.h>
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#include <process.h>
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#include <QWidget>
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#include "IMVApi.h"
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#include "MessageQue.h"
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#include <QElapsedTimer>
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#include <QMutex>
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// 状态栏统计信息
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// Status bar statistics
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struct FrameStatInfo
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{
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quint32 m_nFrameSize; // 帧大小, 单位: 字节 | frame size ,length :byte
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qint64 m_nPassTime; // 接收到该帧时经过的纳秒数 | The number of nanoseconds passed when the frame was received
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FrameStatInfo(int nSize, qint64 nTime) : m_nFrameSize(nSize), m_nPassTime(nTime)
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{
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}
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};
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// 帧信息
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// frame imformation
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class CFrameInfo
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{
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public:
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CFrameInfo()
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{
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m_pImageBuf = NULL;
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m_nBufferSize = 0;
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m_nWidth = 0;
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m_nHeight = 0;
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m_ePixelType = gvspPixelMono8;
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m_nPaddingX = 0;
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m_nPaddingY = 0;
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m_nTimeStamp = 0;
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}
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~CFrameInfo()
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{
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}
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public:
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unsigned char* m_pImageBuf;
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int m_nBufferSize;
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int m_nWidth;
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int m_nHeight;
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IMV_EPixelType m_ePixelType;
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int m_nPaddingX;
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int m_nPaddingY;
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uint64_t m_nTimeStamp;
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};
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namespace Ui {
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class CammerWidget;
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}
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class CammerWidget : public QWidget
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{
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Q_OBJECT
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public:
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explicit CammerWidget(QWidget *parent = 0);
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~CammerWidget();
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// 枚举触发方式
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// Enumeration trigger mode
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enum ETrigType
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{
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trigContinous = 0, // 连续拉流 | continue grabbing
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trigSoftware = 1, // 软件触发 | software trigger
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trigLine = 2, // 外部触发 | external trigger
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};
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// 打开相机
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// open cmaera
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bool CameraOpen(void);
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// 关闭相机
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// close camera
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bool CameraClose(void);
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// 开始采集
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// start grabbing
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bool CameraStart(void);
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// 停止采集
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// stop grabbing
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bool CameraStop(void);
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// 切换采集方式、触发方式 （连续采集、外部触发、软件触发）
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// Switch acquisition mode and triggering mode (continuous acquisition, external triggering and software triggering)
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bool CameraChangeTrig(ETrigType trigType = trigContinous);
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// 执行一次软触发
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// Execute a soft trigger
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bool ExecuteSoftTrig(void);
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// 设置曝光
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// set exposuse time
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bool SetExposeTime(double dExposureTime);
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// 设置增益
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// set gain
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bool SetAdjustPlus(double dGainRaw);
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// 设置当前相机
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// set current camera
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void SetCamera(const QString& strKey);
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// 状态栏统计信息
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// Status bar statistics
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void recvNewFrame(quint32 frameSize);
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void resetStatistic();
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QString getStatistic();
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void updateStatistic();
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void display();
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private:
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// 设置显示频率，默认一秒钟显示30帧
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// Set the display frequency to display 30 frames in one second by default
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void setDisplayFPS(int nFPS);
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// 计算该帧是否显示
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// Calculate whether the frame is displayed
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bool isTimeToDisplay();
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// 窗口关闭响应函数
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// Window close response function
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void closeEvent(QCloseEvent * event);
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private slots:
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// 显示一帧图像
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// display a frame image
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bool ShowImage(unsigned char* pRgbFrameBuf, int nWidth, int nHeight, uint64_t nPixelFormat);
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signals:
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// 显示图像的信号，在displayThread中发送该信号，在主线程中显示
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// Display the signal of the image, send the signal in displaythread, and display it in the main thread
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bool signalShowImage(unsigned char* pRgbFrameBuf, int nWidth, int nHeight, uint64_t nPixelFormat);
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public:
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TMessageQue<CFrameInfo> m_qDisplayFrameQueue; // 显示队列 | diaplay queue
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private:
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Ui::CammerWidget *ui;
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QString m_currentCameraKey; // 当前相机key | current camera key
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IMV_HANDLE handle; // 相机句柄 | camera handle
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// 控制显示帧率 | Control display frame rate
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QMutex m_mxTime;
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int m_nDisplayInterval; // 显示间隔 | diaplay time internal
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uint64_t m_nFirstFrameTime; // 第一帧的时间戳 | Time stamp of the first frame
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uint64_t m_nLastFrameTime; // 上一帧的时间戳 | Timestamp of previous frame
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QElapsedTimer m_elapsedTimer; // 用来计时，控制显示帧率 | Used to time and control the display frame rate
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// 状态栏统计信息
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// Status bar statistics
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typedef std::list<FrameStatInfo> FrameList;
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FrameList m_listFrameStatInfo;
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QMutex m_mxStatistic;
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quint64 m_nTotalFrameCount; // 收到的总帧数 | recieve all frames
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QString m_strStatistic; // 统计信息, 不包括错误 | Statistics, excluding errors
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bool m_bNeedUpdate;
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bool m_isExitDisplayThread;
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HANDLE m_threadHandle;
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};
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#endif // CAMMERWIDGET_H
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