bool setISMRMRMetaValues(ISMRMRD::MetaContainer& attrib, const std::string& name, const std::vector<std::string>& v)
{
try
{
size_t num = v.size();
if ( num == 0 )
{
GWARN_STREAM("setISMRMRMetaValues, input vector is empty ... " << name);
return true;
}
attrib.set(name.c_str(), v[0].c_str());
size_t ii;
for ( ii=1; ii<v.size(); ii++ )
{
attrib.append(name.c_str(), v[ii].c_str());
}
}
catch(...)
{
GERROR_STREAM("Error happened in setISMRMRMetaValues(ISMRMRD::MetaContainer& attrib, const std::string& name, const std::vector<std::string>& v) ... ");
return false;
}
return true;
}
bool getISMRMRMetaValues(const ISMRMRD::MetaContainer& attrib, const std::string& name, std::vector<std::string>& v)
{
try
{
size_t num = attrib.length(name.c_str());
if ( num == 0 )
{
v.clear();
GWARN_STREAM("getISMRMRMetaValues, can not find field : " << name);
return true;
}
v.resize(num);
size_t ii;
for ( ii=0; ii<num; ii++ )
{
v[ii] = std::string( attrib.as_str(name.c_str(), ii) );
}
}
catch(...)
{
GERROR_STREAM("Error happened in getISMRMRMetaValues(const ISMRMRD::MetaContainer& attrib, const std::string& name, std::vector<std::string>& v) ... ");
return false;
}
return true;
}
bool GtPlusAccumulatorImageTriggerGadget::storeImage(const ISMRMRD::ImageHeader& imgHeader, const hoNDArray<ValueType>& img, const ISMRMRD::MetaContainer& attrib, ImageBufferType& buf)
{
try
{
long long cha = attrib.as_long(GADGETRON_CHA, 0);
size_t slc = imgHeader.slice;
long long e2 = attrib.as_long(GADGETRON_E2, 0);
size_t con = imgHeader.contrast;
size_t phs = imgHeader.phase;
size_t rep = imgHeader.repetition;
size_t set = imgHeader.set;
size_t ave = imgHeader.average;
// create image
ImageType* storedImage = new ImageType();
GADGET_CHECK_RETURN_FALSE(storedImage!=NULL);
storedImage->from_NDArray(img);
storedImage->attrib_ = attrib;
GADGET_CHECK_RETURN_FALSE(gtPlus_util_.setMetaAttributesFromImageHeaderISMRMRD(imgHeader, storedImage->attrib_));
storedImage->attrib_.set(GADGETRON_PASS_IMMEDIATE, (long)0);
buf(cha, slc, e2, con, phs, rep, set, ave) = storedImage;
if ( pass_image_immediate_ )
{
Gadgetron::GadgetContainerMessage<ImageBufferType>* cm1 = new Gadgetron::GadgetContainerMessage<ImageBufferType>();
ImageBufferType& imgBuf = *(cm1->getObjectPtr());
std::vector<size_t> dim2D(num_of_dimensions_, 1);
imgBuf.create(dim2D);
imgBuf(0) = new ImageType();
*imgBuf(0) = *storedImage;
// set the pass_image flag, so next gadget knows
imgBuf(0)->attrib_.set(GADGETRON_PASS_IMMEDIATE, (long)1);
if (this->next()->putq(cm1) < 0)
{
cm1->release();
return false;
}
}
}
catch(...)
{
GERROR_STREAM("Error happens in GtPlusAccumulatorImageTriggerGadget::storeImage(const ISMRMRD::ImageHeader& imgHeader, const hoNDArray<ValueType>& img, const ISMRMRD::MetaContainer& attrib, ImageBufferType& buf) ... ");
return false;
}
return true;
}