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H5DcreatProp.h

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00001 // C++ informative line for the emacs editor: -*- C++ -*-
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00015 
00016 #ifndef _H5DSCreatPropList_H
00017 #define _H5DSCreatPropList_H
00018 
00019 #ifndef H5_NO_NAMESPACE
00020 namespace H5 {
00021 #endif
00022 
00023 class H5_DLLCPP DSetCreatPropList : public PropList {
00024    public:
00025         // Default dataset creation property list.
00026         static const DSetCreatPropList DEFAULT;
00027 
00028         // Queries whether all the filters set in this property list are
00029         // available currently.
00030         bool allFiltersAvail();
00031 
00032         // Get space allocation time for this property.
00033         H5D_alloc_time_t getAllocTime();
00034 
00035         // Set space allocation time for dataset during creation.
00036         void setAllocTime(H5D_alloc_time_t alloc_time);
00037 
00038         // Retrieves the size of the chunks used to store a chunked layout dataset.
00039         int getChunk( int max_ndims, hsize_t* dim ) const;
00040 
00041         // Sets the size of the chunks used to store a chunked layout dataset.
00042         void setChunk( int ndims, const hsize_t* dim ) const;
00043 
00044         // Returns information about an external file.
00045         void getExternal( unsigned idx, size_t name_size, char* name, off_t& offset, hsize_t& size ) const;
00046 
00047         // Returns the number of external files for a dataset.
00048         int getExternalCount() const;
00049 
00050         // Gets fill value writing time.
00051         H5D_fill_time_t getFillTime();
00052 
00053         // Sets fill value writing time for dataset.
00054         void setFillTime(H5D_fill_time_t fill_time);
00055 
00056         // Retrieves a dataset fill value.
00057         void getFillValue( const DataType& fvalue_type, void* value ) const;
00058 
00059         // Sets a dataset fill value.
00060         void setFillValue( const DataType& fvalue_type, const void* value ) const;
00061 
00062         // Returns information about a filter in a pipeline.
00063         H5Z_filter_t getFilter(int filter_number, unsigned int& flags, size_t& cd_nelmts, unsigned int* cd_values, size_t namelen, char name[]) const;
00064 
00065         // Returns information about a filter in a pipeline given the filter id.
00066         void getFilterById(H5Z_filter_t filter_id, unsigned int &flags, size_t &cd_nelmts, unsigned int* cd_values, size_t namelen, char name[]) const;
00067 
00068         // Gets the layout of the raw data storage of the data that uses this
00069         // property list.
00070         H5D_layout_t getLayout() const;
00071 
00072         // Sets the type of storage used to store the raw data for the
00073         // dataset that uses this property list.
00074         void setLayout(H5D_layout_t layout) const;
00075 
00076         // Returns the number of filters in the pipeline.
00077         int getNfilters() const;
00078 
00079         // Checks if fill value has been defined for this property.
00080         H5D_fill_value_t isFillValueDefined();
00081 
00082         // Modifies the specified filter.
00083         void modifyFilter( H5Z_filter_t filter_id, unsigned int flags, size_t cd_nelmts, const unsigned int cd_values[] ) const;
00084 
00085         // Remove one or all filters from the filter pipeline.
00086         void removeFilter( H5Z_filter_t filter_id) const;
00087 
00088         // Sets compression method and compression level.
00089         void setDeflate( int level ) const;
00090 
00091         // Adds an external file to the list of external files.
00092         void setExternal( const char* name, off_t offset, hsize_t size ) const;
00093 
00094         // Adds a filter to the filter pipeline.
00095         void setFilter( H5Z_filter_t filter, unsigned int flags, size_t cd_nelmts, const unsigned int cd_values[] ) const;
00096 
00097         // Sets Fletcher32 checksum of EDC for this property list.
00098         void setFletcher32();
00099 
00100         // Sets method of the shuffle filter.
00101         void setShuffle();
00102 
00103         // Returns this class name
00104         virtual string fromClass () const { return("DSetCreatPropList"); }
00105 
00106         // Default constructor: creates a stub dataset creation property list.
00107         DSetCreatPropList();
00108 
00109         // Copy constructor: creates a copy of a DSetCreatPropList object.
00110         DSetCreatPropList(const DSetCreatPropList& orig);
00111 
00112         // Creates a copy of an existing dataset creation property list
00113         // using the property list id.
00114         DSetCreatPropList(const hid_t plist_id);
00115 
00116         // Noop destructor.
00117         virtual ~DSetCreatPropList();
00118 };
00119 #ifndef H5_NO_NAMESPACE
00120 }
00121 #endif
00122 #endif

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