dataset.h

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/* ISMRMRD Data Set */
 
#pragma once
#ifndef ISMRMRD_DATASET_H
#define ISMRMRD_DATASET_H
 
#include "ismrmrd/ismrmrd.h"
#include "ismrmrd/waveform.h"
#include <hdf5.h>
 
#ifdef __cplusplus
#include <string>
namespace ISMRMRD {
extern "C" {
#endif
 
typedef struct ISMRMRD_Dataset {
    char *filename;
    char *groupname;
    hid_t fileid;
} ISMRMRD_Dataset;
 
EXPORTISMRMRD int ismrmrd_init_dataset(ISMRMRD_Dataset *dset, const char *filename, const char *groupname);
            
EXPORTISMRMRD int ismrmrd_open_dataset(ISMRMRD_Dataset *dset, const bool create_if_neded);
 
EXPORTISMRMRD int ismrmrd_close_dataset(ISMRMRD_Dataset *dset);
 
EXPORTISMRMRD int ismrmrd_write_header(const ISMRMRD_Dataset *dset, const char *xmlstring);
 
EXPORTISMRMRD char * ismrmrd_read_header(const ISMRMRD_Dataset *dset);
 
EXPORTISMRMRD int ismrmrd_append_acquisition(const ISMRMRD_Dataset *dset, const ISMRMRD_Acquisition *acq);
 
EXPORTISMRMRD int ismrmrd_read_acquisition(const ISMRMRD_Dataset *dset, uint32_t index, ISMRMRD_Acquisition *acq);
 
EXPORTISMRMRD uint32_t ismrmrd_get_number_of_acquisitions(const ISMRMRD_Dataset *dset);
 
EXPORTISMRMRD int ismrmrd_append_waveform(const ISMRMRD_Dataset *dset, const ISMRMRD_Waveform *wav);
 
EXPORTISMRMRD int ismrmrd_read_waveform(const ISMRMRD_Dataset *dset, uint32_t index, ISMRMRD_Waveform* wav);
 
EXPORTISMRMRD uint32_t ismrmrd_get_number_of_waveforms(const ISMRMRD_Dataset *dset);
EXPORTISMRMRD int ismrmrd_append_image(const ISMRMRD_Dataset *dset, const char *varname,
                                       const ISMRMRD_Image *im);
 
EXPORTISMRMRD int ismrmrd_read_image(const ISMRMRD_Dataset *dset, const char *varname,
                                     const uint32_t index, ISMRMRD_Image *im);
 
EXPORTISMRMRD uint32_t ismrmrd_get_number_of_images(const ISMRMRD_Dataset *dset, const char *varname);
 
EXPORTISMRMRD int ismrmrd_append_array(const ISMRMRD_Dataset *dset, const char *varname,
                                       const ISMRMRD_NDArray *arr);
 
EXPORTISMRMRD int ismrmrd_read_array(const ISMRMRD_Dataset *dataset, const char *varname,
                                     const uint32_t index, ISMRMRD_NDArray *arr);
 
EXPORTISMRMRD uint32_t ismrmrd_get_number_of_arrays(const ISMRMRD_Dataset *dset, const char *varname);
 
    
#ifdef __cplusplus
} /* extern "C" */
 
//  ISMRMRD Dataset C++ Interface
class EXPORTISMRMRD Dataset {
public:
    // Constructor and destructor
    Dataset(const char* filename, const char* groupname, bool create_file_if_needed = true);
    ~Dataset();
    
    // Methods
    // XML Header
    void writeHeader(const std::string &xmlstring);
    void readHeader(std::string& xmlstring);
    // Acquisitions
    void appendAcquisition(const Acquisition &acq);
    void readAcquisition(uint32_t index, Acquisition &acq);
    uint32_t getNumberOfAcquisitions();
    // Images
    template <typename T> void appendImage(const std::string &var, const Image<T> &im);
    void appendImage(const std::string &var, const ISMRMRD_Image *im);
    template <typename T> void readImage(const std::string &var, uint32_t index, Image<T> &im);
    uint32_t getNumberOfImages(const std::string &var);
    // NDArrays
    template <typename T> void appendNDArray(const std::string &var, const NDArray<T> &arr);
    void appendNDArray(const std::string &var, const ISMRMRD_NDArray *arr);
    template <typename T> void readNDArray(const std::string &var, uint32_t index, NDArray<T> &arr);
    uint32_t getNumberOfNDArrays(const std::string &var);
 
    //Waveforms
    void appendWaveform(const Waveform &wav);
    void readWaveform(uint32_t index, Waveform & wav);
    uint32_t getNumberOfWaveforms();
protected:
    ISMRMRD_Dataset dset_;
};
 
} /* ISMRMRD namespace */
#endif
 
#endif /* ISMRMRD_DATASET_H */