修改：

记录上次设置的帧率和曝光时间，打开时，将上次的帧率和曝光时间设置为当前参数；

Header_Files/configfile.h

@@ -45,6 +45,29 @@ public:
     bool createConfigFile();
     bool updateConfigFile();
 
+private:
+    string m_configfilePath;
+    Config cfg;
+};
+
+class ParameterConfigfile
+{
+public:
+    ParameterConfigfile();
+    void setConfigfilePath(string configfilePath);
+    bool isConfigfileExist();
+    bool parseConfigfile();
+
+    bool getFrameRate(int &frameRate);
+    bool setFrameRate(int frameRate);
+
+    bool getExposeTime(float &exposeTime);
+    bool setExposeTime(float exposeTime);
+
+    bool createConfigFile();
+//    bool updateConfigFile();
+    bool writeConfig2File();
+
 private:
     string m_configfilePath;
     Config cfg;

Header_Files/ximeaimager.h

@@ -130,7 +130,7 @@ public:
 
     void setFramerate(double framerate);
     double getFramerate();
-    double setExposureTime(float exposureTime);
+    double setExposureTime(float exposureTime_in_us);
     int wrapSetExposureTime(float exposureTime_in_us);
     double getExposureTime();
     double autoExposure();
@@ -188,6 +188,7 @@ private:
     }
 
     Configfile m_configfile;
+    ParameterConfigfile m_parameterConfigfile;
 
 
 

Source_Files/configfile.cpp

@@ -468,3 +468,172 @@ bool Configfile::updateConfigFile()
 
     return true;
 }
+
+ParameterConfigfile::ParameterConfigfile()
+{
+
+}
+
+void ParameterConfigfile::setConfigfilePath(string configfilePath)
+{
+    m_configfilePath = configfilePath;
+}
+
+bool ParameterConfigfile::isConfigfileExist()
+{
+    QFileInfo info(QString::fromStdString(m_configfilePath));
+
+    return info.exists();
+}
+
+bool ParameterConfigfile::parseConfigfile()
+{
+    // Read the file. If there is an error, report it and exit.
+    try
+    {
+        cfg.readFile(m_configfilePath);
+
+        return true;
+    }
+    catch(const FileIOException &fioex)
+    {
+        std::cerr << "I/O error while reading file." << std::endl;
+        return false;
+    }
+    catch(const ParseException &pex)
+    {
+        std::cerr << "Parse error at " << pex.getFile() << ":" << pex.getLine()
+                  << " - " << pex.getError() << std::endl;
+        return false;
+    }
+}
+
+bool ParameterConfigfile::createConfigFile()
+{
+    using namespace std;
+    using namespace libconfig;
+
+    Config cfg;
+
+    Setting &root = cfg.getRoot();
+
+    // Add some settings to the configuration.
+//    Setting &SN = root.add("SN", Setting::TypeString) = "0098";
+//    Setting &spatialBin = root.add("spatialBin", Setting::TypeInt) = 2;
+//    Setting &SpectralBin = root.add("spectralBin", Setting::TypeInt) = 2;
+
+    Setting &ximeaParam = root.add("ximeaParam", Setting::TypeGroup);
+    ximeaParam.add("frameRate", Setting::TypeInt) = 100;
+    ximeaParam.add("exposeTime", Setting::TypeFloat) = 10.0;
+
+
+    // Write out the new configuration.
+    try
+    {
+        QList<QString> fileInfo = getFileInfo(QString::fromStdString(m_configfilePath));
+        bool ret = createDir(fileInfo[0]);
+
+        cfg.writeFile(m_configfilePath.c_str());
+        cerr << "New configuration successfully written to: " << m_configfilePath.c_str() << endl;
+
+    }
+    catch(const FileIOException &fioex)
+    {
+        cerr << "I/O error while writing configuration file: " << m_configfilePath.c_str() << endl;
+        return true;
+    }
+
+    return true;
+}
+
+bool ParameterConfigfile::getFrameRate(int &frameRate)
+{
+    const Setting& root = cfg.getRoot();
+    try
+    {
+        const Setting &ximeaParam = root["ximeaParam"];
+        frameRate = ximeaParam.lookup("frameRate");
+
+        std::cout << "----------------"<< frameRate<<std::endl;
+        return true;
+    }
+    catch(const SettingNotFoundException &nfex)
+    {
+        cerr << "No 'frameRate' setting in configuration file." << endl;
+        return false;
+    }
+}
+
+bool ParameterConfigfile::setFrameRate(int frameRate)
+{
+    const Setting& root = cfg.getRoot();
+    try
+    {
+        Setting &frameRate2 = root["ximeaParam"]["frameRate"];
+        frameRate2 = frameRate;
+
+        writeConfig2File();
+
+        return true;
+    }
+    catch(const SettingNotFoundException &nfex)
+    {
+        cerr << "No 'frameRate' setting in configuration file." << endl;
+        return false;
+    }
+}
+
+bool ParameterConfigfile::getExposeTime(float &exposeTime)
+{
+    const Setting& root = cfg.getRoot();
+    try
+    {
+        const Setting &ximeaParam = root["ximeaParam"];
+        exposeTime = ximeaParam.lookup("exposeTime");
+
+        std::cout << "----------------"<< exposeTime<<std::endl;
+        return true;
+    }
+    catch(const SettingNotFoundException &nfex)
+    {
+        cerr << "No 'exposeTime' setting in configuration file." << endl;
+        return false;
+    }
+}
+
+bool ParameterConfigfile::setExposeTime(float exposeTime)
+{
+    const Setting& root = cfg.getRoot();
+    try
+    {
+        Setting &frameRate2 = root["ximeaParam"]["exposeTime"];
+        frameRate2 = exposeTime;
+
+        writeConfig2File();
+
+        return true;
+    }
+    catch(const SettingNotFoundException &nfex)
+    {
+        cerr << "No 'exposeTime' setting in configuration file." << endl;
+        return false;
+    }
+}
+
+bool ParameterConfigfile::writeConfig2File()
+{
+    try
+    {
+        QList<QString> fileInfo = getFileInfo(QString::fromStdString(m_configfilePath));
+        bool ret = createDir(fileInfo[0]);
+
+        cfg.writeFile(m_configfilePath.c_str());
+        cerr << "New configuration successfully written to: " << m_configfilePath.c_str() << endl;
+    }
+    catch(const FileIOException &fioex)
+    {
+        cerr << "I/O error while writing configuration file: " << m_configfilePath.c_str() << endl;
+        return false;
+    }
+    return true;
+}

Source_Files/main.cpp

@@ -3,7 +3,7 @@
 
 int main(int argc, char *argv[])
 {
-    std::cout<<"ximeaAirborneSystem 版本："<< "36." <<std::endl;
+    std::cout<<"ximeaAirborneSystem 版本："<< "37." <<std::endl;
     QCoreApplication a(argc, argv);
 
     //UdpServer* x=new UdpServer();

Source_Files/ximeaimager.cpp

@@ -28,6 +28,11 @@ XimeaImager::XimeaImager()
         std::cout<<"ximea.cfg 错误：bin1 波段数小于 bin2 波段数的 2 倍!"<<std::endl;
     }
 
+    QString ximeaParamCfgFile = "/media/nvme/300TC/config/ximeaParam.cfg";
+    m_parameterConfigfile.setConfigfilePath(ximeaParamCfgFile.toStdString());
+    if(!m_parameterConfigfile.isConfigfileExist())
+        m_parameterConfigfile.createConfigFile();
+    m_parameterConfigfile.parseConfigfile();
 
     m_recordTempThread=new QThread();
     m_ximeaTemperature = new RecordXimeaTemperature(&m_imager);
@@ -121,7 +126,20 @@ void XimeaImager::openImger()
             m_imager.setAcqBufferSize(acqBufferSize);
         }
 
-        setFramerate(100);
+        if (m_parameterConfigfile.isConfigfileExist())
+        {
+            int frameRate;
+            m_parameterConfigfile.getFrameRate(frameRate);
+            setFramerate(frameRate);
+
+            float exposeTime;
+            m_parameterConfigfile.getExposeTime(exposeTime);
+            wrapSetExposureTime(exposeTime);
+        }
+        else
+        {
+            setFramerate(100);
+        }
 
         //经验证：frameSizeManual和frameSizeAuto相等
         int frameSizeManual = m_imager.get_band_count()*m_imager.get_sample_count()*2;
@@ -186,14 +204,16 @@ void XimeaImager::setFramerate(double framerate)
     {
         m_imager.set_framerate(framerate);
 
-        int maxExposureTimeInUs=1/framerate*1000000*0.01;
-        setExposureTime(maxExposureTimeInUs);
+        int maxExposureTimeInUs=1/framerate*1000000;
+//        setExposureTime(maxExposureTimeInUs);
 //        setExposureTime(1000);
 
         m_iImagerState=102;
         emit ximeaImageStatus(m_iImagerState);
 
         emit frameRateSignal(framerate);
+
+        m_parameterConfigfile.setFrameRate(framerate);
     }
     catch(int xiApiErrorCodes)
     {
@@ -240,6 +260,7 @@ double XimeaImager::setExposureTime(float exposureTime_in_us)
 
         //返回设置的积分时间
         integrationTime2Return=m_imager.get_integration_time();
+        m_parameterConfigfile.setExposeTime(integrationTime2Return);
 
         return integrationTime2Return;
     }