8 Commits

Author SHA1 Message Date
2e158431e7 输出版本号:35 2023-07-04 21:23:25 +08:00
6473a1f4ce 内存映射写磁盘 2023-07-04 21:22:38 +08:00
cc76d62ded 1. 使用相机时间来计算times文件;
2. times放弃每帧写一次的方法;
3. 不满100帧的内容不丢弃:添加一个队列来记录压入队列的帧数;
2023-06-30 15:21:23 +08:00
e620c87ecf 打印版本号 2023-06-28 13:32:59 +08:00
47002ad894 改变光谱bin2的波长计算方式为:通过bin1平均相邻波长获取; 2023-06-28 11:59:46 +08:00
5337a40837 更新:发送 bin 状态到遥控器 2023-06-27 14:01:19 +08:00
6b78db5bc3 改变写线程退出方式,不再等待一段时间; 2023-06-25 21:20:45 +08:00
73f9b00b02 修改写线程总等待时间为:4275ms 2023-06-25 18:28:43 +08:00
7 changed files with 315 additions and 81 deletions

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@ -34,7 +34,9 @@ public:
bool getspatialBin(int &spatialBin);
bool getEffectiveWindow(int &width, int &offsetx, int &height, int &offsety);
bool getEffectiveWindowRoi(int &width, int &offsetx);
bool getWindowOffsety_HeightOfSpectral(int &offsety, int &height, string spectralBinString);//spectralBinString = "bin1"或者”bin2“
bool getGainOffset(float &gain, float &offset);
bool getGainOffsetOfSpectralBin1(float &gain, float &offset);
bool getSN(QString &SN);
bool getBufferPolicy(int &bufferPolicy);

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@ -67,6 +67,7 @@ public slots:
void sendXimeaImageStatus(int ximeaImageStatus);
void sendXimeaAutoExposeMaxValueOfOneFrame(int autoExposeMaxValueOfOneFrame, double exposeTime);
void sendXimeaBinState(int spatialBin, int spectralBin);
void sendXimeaImageFrameRate(double frameRate);
void sendCopyFileStatus(int fileStatus);
};

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@ -100,19 +100,22 @@ Q_OBJECT
public:
WriteData2Disk();
void setParm(queue<DataBuffer *> * q, QString baseFileName, int frameSizeInByte, int number_WriteDisk, MemoryPool<DataBuffer> * pool, rgbImage * rgbImage);
void setParm(queue<DataBuffer *> * q, queue<int> * qFrameCounter, QString baseFileName, int frameSizeInByte, int number_WriteDisk, MemoryPool<DataBuffer> * pool, rgbImage * rgbImage);
private:
queue<DataBuffer *> * m_q;
queue<int> * m_qFrameCounter;
QString m_QbaseFileName;
int m_iFrameSizeInByte;
int m_iNumber_WriteDisk;
MemoryPool<DataBuffer> * m_pool;
bool isExitWriteData2Disk;
rgbImage * m_rgbImage;
public slots:
void write2Disk();
void exitWriteData2Disk();
signals:
};
@ -152,12 +155,16 @@ private:
int m_iImagerState;
int m_iImagerStateTemp;
int m_iOffsetyOfSpectralBin1, m_iOffsetyOfSpectralBin2;
int m_iHeightOfSpectralBin1, m_iHeightOfSpectralBin2;
QThread * m_recordTempThread;
RecordXimeaTemperature * m_ximeaTemperature;
QThread * writeData2DiskThread;
WriteData2Disk * writeData2Disk;
queue<DataBuffer *> * q;
queue<int> * m_qFrameCounter;
MemoryPool<DataBuffer> * m_pool;
QString m_baseFileName;
@ -174,23 +181,10 @@ private:
void processXiApiErrorCodes(int xiApiErrorCodes);
inline double getSbgTime(double TimeDifferenceBetweensOSAndSbg)
inline double getSbgTime(XI_IMG * image, double timeDifferenceBetweenSbgAndXimea)
{
struct timespec systemTime;
clock_gettime(CLOCK_REALTIME,&systemTime);
tm systemTime_rili;
localtime_r(&systemTime.tv_sec, &systemTime_rili);
double secondSystem=(systemTime_rili.tm_mday-1)*24*60*60+systemTime_rili.tm_hour*60*60+systemTime_rili.tm_min*60+systemTime_rili.tm_sec;
double nanosecondSystem=secondSystem+static_cast<double>(systemTime.tv_nsec)/1000000000;
// printf("\n");
// printf("XimeaImager::getSbgTime------系统时间纳秒%d\n", systemTime.tv_nsec);
// printf("XimeaImager::getSbgTime------系统时间(未偏移)%f\n", nanosecondSystem);
// printf("XimeaImager::getSbgTime------系统时间(偏移)%f\n", nanosecondSystem-TimeDifferenceBetweensOSAndSbg);
return nanosecondSystem-TimeDifferenceBetweensOSAndSbg;
double ximeaTime = (double)image->tsSec + (double)image->tsUSec/1000000;
return ximeaTime + timeDifferenceBetweenSbgAndXimea;
}
Configfile m_configfile;
@ -201,6 +195,7 @@ public slots:
void openImger();
void closeImger();
double calculateTimeDifferenceBetweenSbgAndximea(XI_IMG * m_image, double timeDifferenceBetweenSbgAndOS);
void startRecord(double TimeDifferenceBetweensOSAndSbg,QString baseFileName);
signals:
@ -212,5 +207,6 @@ signals:
void autoExposeMaxValueOfOneFrame(int, double);
void frameRateSignal(double);
void binSignal(int, int);
};
#endif // XIMEAIMAGER_H

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@ -166,6 +166,28 @@ bool Configfile::getEffectiveWindowRoi(int &width, int &offsetx)
return true;
}
bool Configfile::getWindowOffsety_HeightOfSpectral(int &offsety, int &height, string spectralBinString)
{
const Setting& root = cfg.getRoot();
try
{
const Setting &spectralArgument = root["effective_window"][spectralBinString]["spectral"];
if(!(spectralArgument.lookupValue("height", height)
&& spectralArgument.lookupValue("offsety", offsety)))
{
return false;
}
}
catch(const SettingNotFoundException &nfex)
{
// Ignore.
return false;
}
return true;
}
bool Configfile::getGainOffset(float &gain, float &offset)
{
const Setting& root = cfg.getRoot();
@ -206,6 +228,35 @@ bool Configfile::getGainOffset(float &gain, float &offset)
return true;
}
bool Configfile::getGainOffsetOfSpectralBin1(float &gain, float &offset)
{
const Setting& root = cfg.getRoot();
try
{
const Setting &gainOffset = root["gainOffset"];
int count = gainOffset.getLength();
string spectralBinString = "spectralBin1";
const Setting &gainOffsetSetting = gainOffset[spectralBinString];
string name = gainOffsetSetting.getName();
if(!(gainOffsetSetting.lookupValue("gain", gain)
&& gainOffsetSetting.lookupValue("offset", offset)))
{
return false;
}
}
catch(const SettingNotFoundException &nfex)
{
// Ignore.
return false;
}
return true;
}
bool Configfile::getSN(QString &SN)
{
try

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@ -3,6 +3,7 @@
int main(int argc, char *argv[])
{
std::cout<<"ximeaAirborneSystem 版本:"<< "35." <<std::endl;
QCoreApplication a(argc, argv);
//UdpServer* x=new UdpServer();

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@ -8,16 +8,16 @@ UdpServer::UdpServer()
m_udpSocket->bind(45454, QUdpSocket::ShareAddress);
connect(m_udpSocket, SIGNAL(readyRead()),this, SLOT(processPendingDatagrams()));
m_RecordSbgThread=new QThread();
m_sbgRecorder=new sbgtc::SbgRecorder();
m_sbgRecorder->moveToThread(m_RecordSbgThread);
m_RecordSbgThread->start();
m_RecordThread=new QThread();
m_imager=new XimeaImager();
m_imager->moveToThread(m_RecordThread);
m_RecordThread->start(QThread::HighestPriority);
m_RecordSbgThread=new QThread();
m_sbgRecorder=new sbgtc::SbgRecorder();
m_sbgRecorder->moveToThread(m_RecordSbgThread);
m_RecordSbgThread->start();
m_CopyFileThread=new QThread();
m_copyFile=new FileOperation();
m_copyFile->moveToThread(m_CopyFileThread);
@ -51,6 +51,7 @@ UdpServer::UdpServer()
connect(m_imager, SIGNAL(ximeaImageStatus(int)),this, SLOT(sendXimeaImageStatus(int)));
connect(m_imager, SIGNAL(autoExposeMaxValueOfOneFrame(int, double)),this, SLOT(sendXimeaAutoExposeMaxValueOfOneFrame(int, double)));
connect(m_imager, SIGNAL(binSignal(int, int)),this, SLOT(sendXimeaBinState(int, int)));
connect(m_imager, SIGNAL(frameRateSignal(double)),this, SLOT(sendXimeaImageFrameRate(double)));
connect(m_copyFile, SIGNAL(copyFileStatus(int)),this, SLOT(sendCopyFileStatus(int)));
@ -59,10 +60,10 @@ UdpServer::UdpServer()
//当软件不正常关闭并且重启后通知其他psdk程序
m_clientIpAddress=QHostAddress(QHostAddress::LocalHost);
sendSerialPortStatus(0);
sendXimeaImageStatus(0);
sendXimeaImageStatus(100);
sendCopyFileStatus(0);
system("sudo gpio write 10 0");
std::cout<<"UdpServer::UdpServer--------:System ready!"<<std::endl;
@ -309,6 +310,18 @@ void UdpServer::sendXimeaAutoExposeMaxValueOfOneFrame(int autoExposeMaxValueOfOn
m_udpSocket->writeDatagram(datagram2send.data(),datagram2send.size(),m_clientIpAddress, 45455);
}
void UdpServer::sendXimeaBinState(int spatialBin, int spectralBin)
{
// std::cout<<"UdpServer::sendXimeaAutoExposeMaxValueOfOneFrame---------------------:"<< ximeaImageStatus <<std::endl;
QByteArray datagram2send;
QString status = "bin," + QString::number(spatialBin) + "," + QString::number(spectralBin);
datagram2send.operator =(status.toStdString().c_str());
m_udpSocket->writeDatagram(datagram2send.data(),datagram2send.size(),m_clientIpAddress, 45455);
}
void UdpServer::sendXimeaImageFrameRate(double frameRate)
{
// std::cout<<"UdpServer::sendXimeaImageFrameRate---------------------:"<< ximeaImageStatus <<std::endl;

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@ -7,13 +7,27 @@ XimeaImager::XimeaImager()
m_iFrameCounter=0;
m_iImagerState=100;
//connect(this, SIGNAL(recordFinished()),this, SLOT());
QString ximeaCfgFile = "/media/nvme/300TC/config/ximea.cfg";
m_configfile.setConfigfilePath(ximeaCfgFile.toStdString());
if(!m_configfile.isConfigfileExist())
m_configfile.createConfigFile();
m_configfile.parseConfigfile();
m_configfile.getWindowOffsety_HeightOfSpectral(m_iOffsetyOfSpectralBin1, m_iHeightOfSpectralBin1, "bin1");
m_configfile.getWindowOffsety_HeightOfSpectral(m_iOffsetyOfSpectralBin2, m_iHeightOfSpectralBin2, "bin2");
//检查 ximea.cfg 是否满足要求
if(m_iOffsetyOfSpectralBin2 != m_iOffsetyOfSpectralBin1 / 2)
{
std::cout<<"ximea.cfg 错误m_iOffsetyOfSpectralBin2 != m_iOffsetyOfSpectralBin1 / 2!"<<std::endl;
}
if(m_iOffsetyOfSpectralBin2 % 2 != 0)
{
std::cout<<"ximea.cfg 错误m_iOffsetyOfSpectralBin2 不是 2 的倍数ximea相机不接受!"<<std::endl;
}
if(m_iHeightOfSpectralBin1 < m_iHeightOfSpectralBin2 * 2)
{
std::cout<<"ximea.cfg 错误bin1 波段数小于 bin2 波段数的 2 倍!"<<std::endl;
}
m_recordTempThread=new QThread();
m_ximeaTemperature = new RecordXimeaTemperature(&m_imager);
@ -30,6 +44,7 @@ XimeaImager::XimeaImager()
m_pool = new MemoryPool<DataBuffer>;
q = new queue<DataBuffer *>;
m_qFrameCounter = new queue<int>;
m_rgbImage = new rgbImage();
}
@ -63,10 +78,14 @@ void XimeaImager::openImger()
{
bool haha = m_imager.setSpectralBin(spectralBin);
bool haha2 = m_imager.setSpatialBin(spatialBin);
emit binSignal(spatialBin, spectralBin);
std::cout<<"spectralBin"<< spectralBin <<std::endl;
std::cout<<"spatialBin"<< spatialBin <<std::endl;
}
float gain, offset;//用于生成头文件中的波长信息
ret = m_configfile.getGainOffset(gain, offset);
ret = m_configfile.getGainOffsetOfSpectralBin1(gain, offset);
if (ret)
{
m_imager.setGainOffset(gain, offset);
@ -80,6 +99,7 @@ void XimeaImager::openImger()
m_rgbImage->SetRgbImageWidthAndHeight(height, width, 20);
std::cout<<"height"<< height <<std::endl;
std::cout<<"width"<< width <<std::endl;
std::cout<<"每帧字节数:"<< width * height * 2 <<std::endl;
}
// int width_roi = 0, offsetx_roi = 0;
@ -473,6 +493,34 @@ int XimeaImager::getImagerState() const
return m_iImagerState;
}
double XimeaImager::calculateTimeDifferenceBetweenSbgAndximea(XI_IMG * image, double timeDifferenceBetweenSbgAndOS)
{
printf("XimeaImager::calculateTimeDifferenceBetweenSystemAndximea--timeDifferenceBetweenSbgAndOS: %f s\n", timeDifferenceBetweenSbgAndOS);
double ximeaTime=image->tsSec + image->tsUSec/1000000;
printf("XimeaImager::calculateTimeDifferenceBetweenSystemAndximea--ximeaTime: %f s\n", ximeaTime);
//获取系统时间(纳秒)
struct timespec systemTime;
clock_gettime(CLOCK_REALTIME,&systemTime);
tm systemTime_rili;
localtime_r(&systemTime.tv_sec, &systemTime_rili);
double secondSystem=(systemTime_rili.tm_mday-1)*24*60*60+systemTime_rili.tm_hour*60*60+systemTime_rili.tm_min*60+systemTime_rili.tm_sec;
double timeOS=secondSystem+static_cast<double>(systemTime.tv_nsec)/1000000000;
printf("XimeaImager::calculateTimeDifferenceBetweenSystemAndximea--osTime: %f s\n", timeOS);
//计算系统时间和gps时间之间的差距
double timeDifferenceBetweenSbgAndximea = timeOS - timeDifferenceBetweenSbgAndOS - ximeaTime;
printf("XimeaImager::calculateTimeDifferenceBetweenSystemAndximea--timeDifferenceBetweenSbgAndximea: %f s\n", timeDifferenceBetweenSbgAndximea);
return timeDifferenceBetweenSbgAndximea;
}
void XimeaImager::startRecord(double TimeDifferenceBetweensOSAndSbg,QString baseFileName)
{
m_ximeaTemperature->stopRecordTemperature();//开始采集影像前,停止获取相机的温度,以免降低帧率;
@ -499,23 +547,24 @@ void XimeaImager::startRecord(double TimeDifferenceBetweensOSAndSbg,QString base
m_baseFileName=baseFileName;
QString timesFileName=m_baseFileName+".times";
FILE *hHimesFile=fopen(timesFileName.toStdString().c_str(),"w+");
// ofstream timesFile(timesFileName.toStdString());
std::cout << "曝光时间为:" << getExposureTime()/1000 << "ms" <<std::endl;
using namespace std;
// ofstream timesFileHandle(timesFileName.toStdString()+"_ofstream");
int number_WriteDisk = 100;
writeData2Disk->setParm(q,m_baseFileName,m_iFrameSizeInByte, number_WriteDisk, m_pool, m_rgbImage);
writeData2Disk->setParm(q, m_qFrameCounter,m_baseFileName,m_iFrameSizeInByte, number_WriteDisk, m_pool, m_rgbImage);
emit startWriteDiskSignal();
int indexofbuff;
DataBuffer * buffer;
QString timesFileName=m_baseFileName+".times";
FILE *hHimesFile=fopen(timesFileName.toStdString().c_str(),"w+");
// ofstream timesFile(timesFileName.toStdString());
double timeDifferenceBetweenSbgAndXimea;
double * sbgTimeBuffer = new double[number_WriteDisk];
m_imager.start();
struct timeval timeStart, timeEnd;
double runTime=0;
@ -525,11 +574,10 @@ void XimeaImager::startRecord(double TimeDifferenceBetweensOSAndSbg,QString base
unsigned short *x=m_imager.get_frame(m_buffer);
m_iFrameCounter+=1;
//fwrite(m_buffer,2,getBandCount()*getSampleCount(),hFile);
// fwrite(m_imager.m_image.bp,static_cast<int>(m_imager.m_image.bp_size),1,hFile);
//fflush(hFile);//只保证了将IO缓冲写入系统缓冲中使IO读操作能成功但系统什么时候写入磁盘由系统决定一般是达到一定量时系统他就写入磁盘。
//sync();//强制系统将系统文件缓冲的内容写入磁盘
if (m_iFrameCounter == 1)
{
timeDifferenceBetweenSbgAndXimea = calculateTimeDifferenceBetweenSbgAndximea(&m_imager.m_image, TimeDifferenceBetweensOSAndSbg);
}
indexofbuff = m_iFrameCounter % number_WriteDisk;
@ -543,47 +591,59 @@ void XimeaImager::startRecord(double TimeDifferenceBetweensOSAndSbg,QString base
if (indexofbuff == 0)
{
memcpy((void *)buffer->data + (number_WriteDisk - 1) * m_iFrameSizeInByte,m_imager.m_image.bp,m_iFrameSizeInByte);
sbgTimeBuffer[number_WriteDisk - 1] = getSbgTime(&m_imager.m_image, timeDifferenceBetweenSbgAndXimea);
}
else
{
memcpy((void *)buffer->data + (indexofbuff - 1) * m_iFrameSizeInByte,m_imager.m_image.bp,m_iFrameSizeInByte);
sbgTimeBuffer[indexofbuff - 1] = getSbgTime(&m_imager.m_image, timeDifferenceBetweenSbgAndXimea);
}
if (indexofbuff == 0)
{
r_qtx.lock();
q->push(buffer);
m_qFrameCounter->push(number_WriteDisk);
r_qtx.unlock();
for (int i = 0; i < number_WriteDisk; ++i)
{
fprintf(hHimesFile,"%f\n",sbgTimeBuffer[i]);
}
}
}
if (indexofbuff != 0)
{
r_qtx.lock();
q->push(buffer);
m_qFrameCounter->push(indexofbuff);
r_qtx.unlock();
for (int i = 0; i < indexofbuff; ++i)
{
fprintf(hHimesFile,"%f\n",sbgTimeBuffer[i]);
}
double sbgTime=getSbgTime(TimeDifferenceBetweensOSAndSbg);
fprintf(hHimesFile,"%f\n",sbgTime);
// fwrite(&sbgTime,sizeof(double),1,hHimesFile);
// timesFile<<sbgTime<< "\n";
// timesFileHandle << sbgTime << "\n";
std::cout << "没凑满: " << indexofbuff <<std::endl;
}
gettimeofday(&timeEnd, NULL);
runTime = (timeEnd.tv_sec - timeStart.tv_sec ) + (double)(timeEnd.tv_usec -timeStart.tv_usec)/1000000;
m_imager.stop();
writeData2Disk->exitWriteData2Disk();
writeHdr();
m_iFrameCounter = m_iFrameCounter - indexofbuff;
if (indexofbuff != 0)
{
m_pool->deleteElement(buffer);
}
delete[] sbgTimeBuffer;
double frameInTheory=runTime * getFramerate() - indexofbuff;
double frameInTheory=runTime * getFramerate();
double frameLossed=m_imager.m_image.acq_nframe - indexofbuff - m_iFrameCounter;
double frameLossRate=frameLossed / (m_imager.m_image.acq_nframe - indexofbuff);
double frameLossed = m_imager.m_image.acq_nframe - m_iFrameCounter;
double frameLossRate = frameLossed / m_imager.m_image.acq_nframe;
std::cout<<"当前采集文件为: "<<baseFileName.toStdString()<<std::endl;
std::cout<<"当前采集文件为: "<<baseFileName.toStdString()<< ".bil" <<std::endl;
std::cout<<"采集时间为: "<<runTime<< "s" <<std::endl;
std::cout<<"当前帧率为: "<<getFramerate() << "hz" <<std::endl;
std::cout<<"每秒数据量为: "<<getFramerate()*m_iFrameSizeInByte/(1024*1024)<<"MB"<<std::endl;
std::cout<<"理论采集帧数为: "<<m_imager.m_image.acq_nframe - indexofbuff<<std::endl;
std::cout<<"理论采集帧数为: "<<m_imager.m_image.acq_nframe<<std::endl;
std::cout<<"实际采集帧数为:"<<m_iFrameCounter<<std::endl;
std::cout<<"丢失帧数为: "<<frameLossed<<std::endl;
std::cout<<"丢帧率为: "<<frameLossRate * 100<< "%" <<std::endl;
@ -595,8 +655,6 @@ void XimeaImager::startRecord(double TimeDifferenceBetweensOSAndSbg,QString base
timeStr = formatTimeStr(timeFormat);
printf("停止采集:%s!\n", timeStr.toStdString().c_str());
writeHdr();
m_iImagerState=m_iImagerStateTemp;
emit ximeaImageStatus(m_iImagerState);
@ -642,6 +700,9 @@ void XimeaImager::writeHdr()
hdrFileHandle << "wavelength units = nanometers\n";
hdrFileHandle << "wavelength = {";
//hdrFileHandle << std::setprecision(5);
if (m_imager.getSpectralBin() == 1)
{
for (int i = getWindowStartBand(); i < getWindowEndBand(); i++)
{
hdrFileHandle << geWavelengthAtBand(i);
@ -652,6 +713,30 @@ void XimeaImager::writeHdr()
printf("头文件中写入了多少个波段:%d\n",i-getWindowStartBand()+1);//???????????????
}
}
}
else if (m_imager.getSpectralBin() == 2)
{
int counter = 0;
for (int i = m_iOffsetyOfSpectralBin2; i < m_iOffsetyOfSpectralBin2 + m_iHeightOfSpectralBin2; i++)
{
if (i*2 + 1 > m_iOffsetyOfSpectralBin1 + m_iHeightOfSpectralBin1)
{
printf("XimeaImager::writeHdr 出现错误:窗口中,光谱 bin1 波段数小于 bin2 的 2 倍。\n");
break;
}
hdrFileHandle << (geWavelengthAtBand(i*2) + geWavelengthAtBand(i*2 + 1)) / 2;
counter++;
if (i < m_iOffsetyOfSpectralBin2 + m_iHeightOfSpectralBin2 - 1)
hdrFileHandle << ", ";
else
{
printf("头文件中写入了多少个波段:%d\n", counter);
}
}
}
hdrFileHandle << "}\n";
hdrFileHandle.close();
}
@ -847,43 +932,63 @@ void RecordXimeaTemperature::recordTemperature(QString filePath= nullptr)
WriteData2Disk::WriteData2Disk()
{
isExitWriteData2Disk = false;
}
void WriteData2Disk::write2Disk()
{
QString imageFileName=m_QbaseFileName+".bil";
FILE *hFile=fopen(imageFileName.toStdString().c_str(),"w+b");
// FILE *hFile=fopen(imageFileName.toStdString().c_str(),"w+b");
int fd = open(imageFileName.toStdString().c_str(), O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
size_t fileSize = m_iFrameSizeInByte*(size_t)100*(size_t)60*(size_t)5;
size_t fileSizeIncrement = m_iFrameSizeInByte*(size_t)100*(size_t)60*(size_t)5;
if (lseek(fd, fileSize - 1, SEEK_SET) == -1) {
std::cerr << "Error calling lseek()\n";
return;
}
if (write(fd, "", 1) == -1) {
std::cerr << "Error writing last byte of the file\n";
return;
}
void* addr = mmap(nullptr, fileSize, PROT_WRITE, MAP_SHARED, fd, 0);
if (addr == MAP_FAILED) {
std::cerr << "Error mmapping the file\n";
return;
}
size_t sizeWrited2disk = 0;
int sleepCounters=1;
int frameCounter = 0;
int frameNumber;
unsigned short * dataBuffer = new unsigned short[m_iFrameSizeInByte/2*m_iNumber_WriteDisk];
isExitWriteData2Disk = false;
while(true)
{
r_qtx.lock();
bool bempty=m_q->empty();
r_qtx.unlock();
if(bempty)
{
QThread::msleep(sleepCounters * sleepCounters * m_iNumber_WriteDisk);
// std::cout<<"WriteData2Disk::write2Disk-----------------------队列第几次为空:" << sleepCounters <<std::endl;
sleepCounters++;
if (sleepCounters == 10 && frameCounter != 0)//如果sleepCounters == 10时队列还是空就代表相机停止采集 → 退出此线程
if(bempty && isExitWriteData2Disk)
{
std::cout<<"WriteData2Disk::write2Disk-----------------------队列为空,采集线程已经退出!"<<std::endl;
break;
}
else if(bempty && !isExitWriteData2Disk)
{
continue;
}
sleepCounters = 1;
r_qtx.lock();
DataBuffer * buffer = m_q->front();
memcpy(dataBuffer,buffer->data,m_iFrameSizeInByte*m_iNumber_WriteDisk);
int frameNumber = m_qFrameCounter->front();
memcpy(dataBuffer,buffer->data,m_iFrameSizeInByte*frameNumber);
// m_pool->destroy(m_q->front());
m_pool->deleteElement(buffer);
m_q->pop();
m_qFrameCounter->pop();
r_qtx.unlock();
//构造rgb图像用于推流到m300遥控器
@ -891,19 +996,84 @@ void WriteData2Disk::write2Disk()
// std::cout<<"WriteData2Disk::write2Disk-----------------------正在写磁盘!" << m_pool->max_size() <<std::endl;//
fwrite(dataBuffer,1,m_iFrameSizeInByte*m_iNumber_WriteDisk, hFile);
if (fileSize < sizeWrited2disk + m_iFrameSizeInByte*frameNumber)
{
// if (munmap(addr, fileSize) == -1) {
// std::cerr << "Error un-mmapping the file\n";
// }
// std::cout<<"老fileSize" << fileSize <<std::endl;
size_t new_size = fileSize + fileSizeIncrement;
if (ftruncate(fd, new_size) == -1) {
std::cerr << "Error calling ftruncate()\n";
return;
}
// Remap the file with the new size
addr = mremap(addr, fileSize, new_size, MREMAP_MAYMOVE);
if (addr == MAP_FAILED) {
std::cerr << "Error calling mremap()\n";
return;
}
fileSize = new_size;
// std::cout<<"新fileSize" << fileSize <<std::endl;
}
// fwrite(dataBuffer,1,m_iFrameSizeInByte*frameNumber, hFile);
memcpy(addr + sizeWrited2disk, dataBuffer, m_iFrameSizeInByte*frameNumber);
sizeWrited2disk = sizeWrited2disk + m_iFrameSizeInByte*frameNumber;
// std::cout<<"sizeWrited2disk" << sizeWrited2disk <<std::endl;
frameCounter++;
}
m_rgbImage->m_VideoWriter.release();
fclose(hFile);
// fclose(hFile);
delete[] dataBuffer;
// if (munmap(addr, fileSize) == -1) {
// std::cerr << "Error un-mmapping the file\n";
// }
// Resize the file to 4096 bytes
if (ftruncate(fd, sizeWrited2disk) == -1) {
std::cerr << "Error calling ftruncate()\n";
return;
}
// Remap the file with the new size
addr = mremap(addr, fileSize, sizeWrited2disk, MREMAP_MAYMOVE);
if (addr == MAP_FAILED) {
std::cerr << "Error calling mremap()\n";
return;
}
if (munmap(addr, sizeWrited2disk) == -1) {
std::cerr << "Error un-mmapping the file\n";
}
close(fd);
std::cout<<"WriteData2Disk::write2Disk-----------------------写磁盘线程将退出,内存池可达到的最多元素数:" << m_pool->max_size() <<std::endl;
std::cout<<"WriteData2Disk::write2Disk-----------------------写磁盘线程将退出,共写帧数:" << frameCounter*m_iNumber_WriteDisk <<std::endl;
std::cout<<"WriteData2Disk::write2Disk-----------------------写磁盘线程将退出,fwrite 调用次数:" << frameCounter <<std::endl;
}
void WriteData2Disk::setParm(queue<DataBuffer *> * q, QString baseFileName, int frameSizeInByte, int number_WriteDisk, MemoryPool<DataBuffer> * pool, rgbImage * rgbImage)
void WriteData2Disk::exitWriteData2Disk()
{
isExitWriteData2Disk = true;
}
void WriteData2Disk::setParm(queue<DataBuffer *> * q, queue<int> * qFrameCounter, QString baseFileName, int frameSizeInByte, int number_WriteDisk, MemoryPool<DataBuffer> * pool, rgbImage * rgbImage)
{
m_q = q;
m_qFrameCounter = qFrameCounter;
m_QbaseFileName = baseFileName;
m_iFrameSizeInByte = frameSizeInByte;
m_iNumber_WriteDisk = number_WriteDisk;