CameraPtrList
BaslerCameraManager::detectCameras() {
// wipe the list of already detected cameras
_cameras = CameraPtrList();
// Get the transport layer factory
Pylon::CTlFactory& TlFactory = Pylon::CTlFactory::GetInstance();
// Create the transport layer object needed to enumerate or
// create a camera object of type Camera_t::DeviceClass()
Pylon::ITransportLayer *pTl = TlFactory.CreateTl(BaslerCamera_t::DeviceClass());
// Exit the application if the specific transport layer is not available
if (!pTl)
throw RuntimeError("BaslerCameraManager: Failed to create transport layer!");
// Get all attached cameras and exit the application if no camera is found
Pylon::DeviceInfoList_t devices;
if (0 == pTl->EnumerateDevices(devices))
return _cameras; // briefly, an empty list
// Create the BaslerCamera instance for each attached camera
for(Pylon::DeviceInfoList_t::iterator it = devices.begin(); it != devices.end(); it++)
{
// Create the camera object of the first available camera.
// The camera object is used to set and get all available
// camera features.
try {
BaslerCamera_t* cam = new BaslerCamera_t(pTl->CreateDevice(*it));
_cameras.push_back(new BaslerCamera(cam->GetDeviceInfo().GetSerialNumber().c_str(), cam));
} catch(GenICam::GenericException e) {
throw RuntimeError(String("BaslerCameraManager: Error occurred while trying to create Camera object:\n") + e.what());
}
}
return _cameras;
}
int main(int argc, char* argv[])
{
// The exit code of the sample application
int exitCode = 0;
// Automagically call PylonInitialize and PylonTerminate to ensure the
// pylon runtime system is initialized during the lifetime of this object.
Pylon::PylonAutoInitTerm autoInitTerm;
CTlFactory *_TlFactory = NULL;
int nTransportLayers;
TlInfoList_t transportLayers;
TlInfoList::const_iterator tl_it;
ITransportLayer* tl_;
Pylon::DeviceInfoList_t devices;
int nCameras = 0;
Pylon::DeviceInfoList_t::const_iterator it;
//CDeviceInfo devInfo;
Camera_t::DeviceInfo_t devInfo;
IPylonDevice *pDevice = NULL;
Camera_t *bCamera;
scoped_ptr<Camera_t> scoped_bCamera;
//FIXME: this arguments haven't been checked
Pylon::String_t pylon_camera_ip(argv[1]);
Pylon::String_t devInfoSource(argv[2]);
Pylon::String_t devInfoIterator("it");
int devInfoOptions = 0;
if (devInfoSource == "")
{
cout << "Second argument not specified, using default" << endl;
devInfoSource = devInfoIterator;
}
if (devInfoSource == "it")
{
cout << "To build the objects, the iterator reference will be used" << endl;
devInfoOptions = 1;
}
else if (devInfoSource == "devInfo")
{
cout << "To build the objects, the devInfo object will be used" << endl;
devInfoOptions = 2;
}
else
{
cout << "invalid device information source" << endl;
goto exit;
}
goto continueNormal;
exit://Moved from the bottom to avoid declarations with
//initialisations in the middle.
cout << "exit(" << exitCode << ")" << endl;
try
{
_TlFactory->ReleaseTl(tl_);
}
catch(exception& e)
{
cout << "couldn't release the transport layer" << endl;
}
try
{
scoped_bCamera.reset();
}
catch(exception& e)
{
cout << "couldn't reset the scoped_ptr" << endl;
}
cout << endl;
return exitCode;
continueNormal:
VersionInfo pylonVersionInfo;
cout << endl << "Working with Pylon version " \
<< pylonVersionInfo.getMajor() << " (" \
<< pylonVersionInfo.getVersionString() << ")" << endl;
cout << endl << "Get factory instance" << endl;
_TlFactory = &CTlFactory::GetInstance();
nTransportLayers = _TlFactory->EnumerateTls(transportLayers);
cout << "Available "<< nTransportLayers <<" transport layers" << endl;
for (tl_it = transportLayers.begin(); tl_it != transportLayers.end();tl_it++)
{
const Pylon::CTlInfo& tl_info = \
static_cast<const Pylon::CTlInfo&>(*tl_it);
cout << "\t- " << tl_info.GetFullName() << endl;
}
cout << endl << "Create a transport layer to access " \
<< Camera_t::DeviceClass() << " cameras" << endl;
tl_ = _TlFactory->CreateTl( Camera_t::DeviceClass() );
nCameras = tl_->EnumerateDevices( devices );
cout << "Found " << nCameras << " cameras" << endl;
if (nCameras == 0)
{
exitCode = -1;
goto exit;
}
cout << "\tIterate searching " << pylon_camera_ip << " camera"
<< endl;
for (it = devices.begin(); it != devices.end(); it++)
{
const Camera_t::DeviceInfo_t& gige_device_info = \
static_cast<const Camera_t::DeviceInfo_t&>(*it);
Pylon::String_t current_ip = gige_device_info.GetIpAddress();
cout << "\t\t- Found a " << gige_device_info.GetModelName() << " (" \
<< gige_device_info.GetSerialNumber() << ")" \
<< " with ip " << current_ip << endl;
if (current_ip == pylon_camera_ip)
{
cout << "\t\t\t** This is the camera wanted (" << current_ip << ") **"
<< endl;
devInfo = gige_device_info;
break;
}
}
if (it == devices.end())
{
cout << "\t\tCamera not found" << endl;
exitCode = -2;
goto exit;
}
cout << endl << "Wanted camera information:" << endl;
cout << "\t- FullName: \"" << devInfo.GetFullName() \
<< "\""<< endl;
cout << "\t- SerialNumber: \"" << devInfo.GetSerialNumber() \
<< "\""<< endl;
cout << "\t- ModelName: \"" << devInfo.GetModelName() \
<< "\""<< endl;
cout << "\t- DeviceClass: \"" << devInfo.GetDeviceClass() \
<< "\""<< endl;
cout << "\t- DeviceVersion: \"" << devInfo.GetDeviceVersion() \
<< "\""<< endl;
cout << "\t- DeviceFactory: \"" << devInfo.GetDeviceFactory() \
<< "\""<< endl;
cout << "\t- Interface: \"" << devInfo.GetInterface() \
<< "\""<< endl;
cout << endl << "Connect to the Camera for further control" << endl;
try
{
cout << "Build and attach in one step" << endl;
if (devInfoOptions == 1)
{
bCamera = new Camera_t(_TlFactory->CreateDevice(*it));
}
else
{
bCamera = new Camera_t(_TlFactory->CreateDevice(devInfo));
}
scoped_bCamera.reset(bCamera);
}
catch(exception& e)
{
cout << "\tIt doesn't work!\n\t" << e.what() << endl \
<< "Try an alternative" << endl;
try
{
cout << "\tFirst build..." << endl;
bCamera = new Camera_t();
scoped_ptr<Camera_t> camera(new Camera_t());
scoped_bCamera.reset(bCamera);
cout << "\tThen attach..." << endl;
if (devInfoOptions == 1)
{
bCamera->Attach(_TlFactory->CreateDevice(*it));
}
else
{
bCamera->Attach(_TlFactory->CreateDevice(devInfo));
}
}
catch(exception& e)
{
cout << "\t\tFailed!\n\t" << e.what() << endl;
exitCode = -3;
goto exit;
}
}
if (scoped_bCamera.get() == NULL)
{
cout << "\t* Camera object points to NULL" << endl;
exitCode = -4;
goto exit;
}
else if (not scoped_bCamera.get()->IsAttached())
{
cout << "\t* Camera object build but not attached to a Device object" \
<< endl;
exitCode = -5;
goto exit;
}
pDevice = scoped_bCamera.get()->GetDevice();
if (!pDevice)
{
cout << "\tPylon Device points to NULL" << endl;
exitCode = -6;
goto exit;
}
cout << endl << "Play with the build objects" << endl;
cout << "\t- Pylon device has " << pDevice->GetNumStreamGrabberChannels() \
<< " stream grabber channels" << endl;
Camera_t::TlParams_t TlParams(scoped_bCamera->GetTLNodeMap());
cout << "\t- TL read timeout:" << dec << TlParams.ReadTimeout.GetValue() \
<< endl;
cout << "\t- TL write timeout:" << dec << TlParams.WriteTimeout.GetValue() \
<< endl;
cout << "\t- TL heartbeat timeout:" << dec \
<< TlParams.HeartbeatTimeout.GetValue() << endl;
cout << "\t- Open Pylon Device" << endl;
pDevice->Open();
if (not scoped_bCamera.get()->IsOpen())
{
cout << "\t* Open the Device object didn't show the Camera Object open" \
<< endl;
exitCode = -7;
goto exit;
}
cout << endl << "Information requested directly to the camera:" << endl;
cout << "\t\t- Firmware version: " \
<< scoped_bCamera.get()->DeviceFirmwareVersion.GetValue() << endl;
//close: //TODO: label to be used in the checks after the communication is open.
cout << "\tClose Pylon Device" << endl;
pDevice->Close();
cout << "\tDetele Pylon Device object" << endl;
_TlFactory->DestroyDevice(pDevice);
goto exit;//with exitCode = 0, that means "everything went well"!
}