1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <string>
#include "H5Include.h"
#include "H5RefCounter.h"
#include "H5Exception.h"
#include "H5IdComponent.h"
#include "H5PropList.h"
#include "H5Object.h"
#include "H5DataType.h"
#include "H5DcreatProp.h"
#ifndef H5_NO_NAMESPACE
namespace H5 {
#endif
const DSetCreatPropList DSetCreatPropList::DEFAULT( H5P_DEFAULT );
// Creates a dataset creation property list
DSetCreatPropList::DSetCreatPropList() : PropList( H5P_DATASET_CREATE) {}
// Copy constructor: makes a copy of the original DSetCreatPropList object;
DSetCreatPropList::DSetCreatPropList( const DSetCreatPropList& orig ) : PropList( orig ) {}
// Sets the size of the chunks used to store a chunked layout dataset.
void DSetCreatPropList::setChunk( int ndims, const hsize_t* dim ) const
{
herr_t ret_value = H5Pset_chunk( id, ndims, dim );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::setChunk", "H5Pset_chunk failed");
}
}
// Gets the layout of the raw data storage of the data that uses this
// property list
H5D_layout_t DSetCreatPropList::getLayout() const
{
H5D_layout_t layout = H5Pget_layout( id );
if( layout == H5D_LAYOUT_ERROR )
{
throw PropListIException("DSetCreatPropList::getLayout",
"H5Pget_layout returns H5D_LAYOUT_ERROR");
}
return( layout );
}
// Retrieves the size of the chunks used to store a chunked layout dataset.
int DSetCreatPropList::getChunk( int max_ndims, hsize_t* dim ) const
{
int chunk_size = H5Pget_chunk( id, max_ndims, dim );
if( chunk_size < 0 )
{
throw PropListIException("DSetCreatPropList::getChunk",
"H5Pget_chunk returns negative chunk size");
}
return( chunk_size );
}
// Sets the type of storage used store the raw data for a dataset.
void DSetCreatPropList::setLayout(hid_t plist, H5D_layout_t layout ) const
{
herr_t ret_value = H5Pset_layout( id, layout );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::setLayout",
"H5Pset_layout failed");
}
}
// Sets compression method and compression level
void DSetCreatPropList::setDeflate( int level ) const
{
herr_t ret_value = H5Pset_deflate( id, level );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::setDeflate",
"H5Pset_deflate failed");
}
}
// Sets a dataset fill value
void DSetCreatPropList::setFillValue( const DataType& fvalue_type, const void* value ) const
{
herr_t ret_value = H5Pset_fill_value( id, fvalue_type.getId(), value );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::setFillValue",
"H5Pset_fill_value failed");
}
}
// Retrieves a dataset fill value
void DSetCreatPropList::getFillValue( const DataType& fvalue_type, void* value ) const
{
herr_t ret_value = H5Pget_fill_value( id, fvalue_type.getId(), value );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::getFillValue",
"H5Pget_fill_value failed");
}
}
// Adds a filter to the filter pipeline
void DSetCreatPropList::setFilter( H5Z_filter_t filter, unsigned int flags, size_t cd_nelmts, const unsigned int cd_values[] ) const
{
herr_t ret_value = H5Pset_filter( id, filter, flags, cd_nelmts, cd_values );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::setFilter",
"H5Pset_filter failed");
}
}
// Removes one or more filters to the filter pipeline
void DSetCreatPropList::deleteFilter( H5Z_filter_t filter) const
{
herr_t ret_value = H5Pdelete_filter( id, filter);
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::deleteFilter",
"H5Pdelete_filter failed");
}
}
// Returns the number of filters in the pipeline
int DSetCreatPropList::getNfilters() const
{
int num_filters = H5Pget_nfilters( id );
if( num_filters < 0 )
{
throw PropListIException("DSetCreatPropList::getNfilters",
"H5Pget_nfilters returned negative number of filters");
}
else
return( num_filters );
}
// Returns information about a filter in a pipeline
H5Z_filter_t DSetCreatPropList::getFilter( int filter_number, unsigned int& flags, size_t& cd_nelmts, unsigned int* cd_values, size_t namelen, char name[] ) const
{
H5Z_filter_t filter;
filter = H5Pget_filter( id, filter_number, &flags, &cd_nelmts,
cd_values, namelen, name );
if( filter == H5Z_FILTER_ERROR )
{
throw PropListIException("DSetCreatPropList::getFilter",
"H5Pget_filter returned H5Z_FILTER_ERROR");
}
else
return( filter );
}
// Adds an external file to the list of external files
void DSetCreatPropList::setExternal( const char* name, off_t offset, hsize_t size ) const
{
herr_t ret_value = H5Pset_external( id, name, offset, size );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::setExternal",
"H5Pset_external failed");
}
}
// Returns the number of external files for a dataset
int DSetCreatPropList::getExternalCount() const
{
int num_ext_files = H5Pget_external_count( id );
if( num_ext_files < 0 )
{
throw PropListIException("DSetCreatPropList::getExternalCount",
"H5Pget_external_count returns negative number of external files");
}
else
return( num_ext_files );
}
// Returns information about an external file
void DSetCreatPropList::getExternal( int idx, size_t name_size, char* name, off_t& offset, hsize_t& size ) const
{
herr_t ret_value = H5Pget_external( id, idx, name_size, name, &offset, &size );
if( ret_value < 0 )
{
throw PropListIException("DSetCreatPropList::getExternal",
"H5Pget_external failed");
}
}
// Default destructor
DSetCreatPropList::~DSetCreatPropList () {}
#ifndef H5_NO_NAMESPACE
} // end namespace
#endif
|
