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// C++ informative line for the emacs editor: -*- C++ -*-
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef H5DSCreatPropList_H
#define H5DSCreatPropList_H
namespace H5 {
// Class forwarding
class DataType;
class DataSpace;
/*! \class DSetCreatPropList
\brief Class DSetCreatPropList inherits from ObjCreatPropList and provides
wrappers for the HDF5 dataset creation property functions.
*/
// Inheritance: ObjCreatPropList -> PropList -> IdComponent
class H5_DLLCPP DSetCreatPropList : public ObjCreatPropList {
public:
///\brief Default dataset creation property list.
static const DSetCreatPropList &DEFAULT;
// Creates a dataset creation property list.
DSetCreatPropList();
// Queries whether all the filters set in this property list are
// available currently.
bool allFiltersAvail() const;
// Get space allocation time for this property.
H5D_alloc_time_t getAllocTime() const;
// Set space allocation time for dataset during creation.
void setAllocTime(H5D_alloc_time_t alloc_time) const;
// Retrieves the size of the chunks used to store a chunked layout dataset.
int getChunk(int max_ndims, hsize_t *dim) const;
// Sets the size of the chunks used to store a chunked layout dataset.
void setChunk(int ndims, const hsize_t *dim) const;
// Returns information about an external file.
void getExternal(unsigned idx, size_t name_size, char *name, off_t &offset, hsize_t &size) const;
// Returns the number of external files for a dataset.
int getExternalCount() const;
// Gets fill value writing time.
H5D_fill_time_t getFillTime() const;
// Sets fill value writing time for dataset.
void setFillTime(H5D_fill_time_t fill_time) const;
// Retrieves a dataset fill value.
void getFillValue(const DataType &fvalue_type, void *value) const;
// Sets a dataset fill value.
void setFillValue(const DataType &fvalue_type, const void *value) const;
// Returns information about a filter in a pipeline.
H5Z_filter_t getFilter(int filter_number, unsigned int &flags, size_t &cd_nelmts, unsigned int *cd_values,
size_t namelen, char name[], unsigned int &filter_config) const;
// Returns information about a filter in a pipeline given the filter id.
void getFilterById(H5Z_filter_t filter_id, unsigned int &flags, size_t &cd_nelmts,
unsigned int *cd_values, size_t namelen, char name[],
unsigned int &filter_config) const;
// Gets the layout of the raw data storage of the data that uses this
// property list.
H5D_layout_t getLayout() const;
// Sets the type of storage used to store the raw data for the
// dataset that uses this property list.
void setLayout(H5D_layout_t layout) const;
// Returns the number of filters in the pipeline.
int getNfilters() const;
// Checks if fill value has been defined for this property.
H5D_fill_value_t isFillValueDefined() const;
// Modifies the specified filter.
void modifyFilter(H5Z_filter_t filter_id, unsigned int flags, size_t cd_nelmts,
const unsigned int cd_values[]) const;
// Remove one or all filters from the filter pipeline.
void removeFilter(H5Z_filter_t filter_id) const;
// Sets compression method and compression level.
void setDeflate(int level) const;
// Adds an external file to the list of external files.
void setExternal(const char *name, off_t offset, hsize_t size) const;
// Adds a filter to the filter pipeline.
void setFilter(H5Z_filter_t filter, unsigned int flags = 0, size_t cd_nelmts = 0,
const unsigned int cd_values[] = NULL) const;
// Sets Fletcher32 checksum of EDC for this property list.
void setFletcher32() const;
// Sets method of the shuffle filter.
void setShuffle() const;
// Sets SZIP compression method.
void setSzip(unsigned int options_mask, unsigned int pixels_per_block) const;
// Sets N-bit compression method.
void setNbit() const;
// Maps elements of a virtual dataset to elements of the source dataset.
void setVirtual(const DataSpace &vspace, const char *src_fname, const char *src_dsname,
const DataSpace &sspace) const;
void setVirtual(const DataSpace &vspace, const H5std_string src_fname, const H5std_string src_dsname,
const DataSpace &sspace) const;
///\brief Returns this class name.
virtual H5std_string
fromClass() const override
{
return ("DSetCreatPropList");
}
// Copy constructor - same as the original DSetCreatPropList.
DSetCreatPropList(const DSetCreatPropList &orig);
// Creates a copy of an existing dataset creation property list
// using the property list id.
DSetCreatPropList(const hid_t plist_id);
// Noop destructor.
virtual ~DSetCreatPropList() override;
#ifndef DOXYGEN_SHOULD_SKIP_THIS
// Deletes the global constant, should only be used by the library
static void deleteConstants();
private:
static DSetCreatPropList *DEFAULT_;
// Creates the global constant, should only be used by the library
static DSetCreatPropList *getConstant();
#endif // DOXYGEN_SHOULD_SKIP_THIS
}; // end of DSetCreatPropList
} // namespace H5
#endif // H5DSCreatPropList_H
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