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
|
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 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://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This example writes a dataset to a new HDF5 file.
*/
#ifdef OLD_HEADER_FILENAME
#include <iostream.h>
#else
#include <iostream>
#endif
#include <string>
#include "H5Cpp.h"
#ifndef H5_NO_NAMESPACE
using namespace H5;
#endif
const H5std_string FILE_NAME( "SDS.h5" );
const H5std_string DATASET_NAME( "IntArray" );
const int NX = 5; // dataset dimensions
const int NY = 6;
const int RANK = 2;
int main (void)
{
/*
* Data initialization.
*/
int i, j;
int data[NX][NY]; // buffer for data to write
for (j = 0; j < NX; j++)
{
for (i = 0; i < NY; i++)
data[j][i] = i + j;
}
/*
* 0 1 2 3 4 5
* 1 2 3 4 5 6
* 2 3 4 5 6 7
* 3 4 5 6 7 8
* 4 5 6 7 8 9
*/
// Try block to detect exceptions raised by any of the calls inside it
try
{
/*
* Turn off the auto-printing when failure occurs so that we can
* handle the errors appropriately
*/
Exception::dontPrint();
/*
* Create a new file using H5F_ACC_TRUNC access,
* default file creation properties, and default file
* access properties.
*/
H5File file( FILE_NAME, H5F_ACC_TRUNC );
/*
* Define the size of the array and create the data space for fixed
* size dataset.
*/
hsize_t dimsf[2]; // dataset dimensions
dimsf[0] = NX;
dimsf[1] = NY;
DataSpace dataspace( RANK, dimsf );
/*
* Define datatype for the data in the file.
* We will store little endian INT numbers.
*/
IntType datatype( PredType::NATIVE_INT );
datatype.setOrder( H5T_ORDER_LE );
/*
* Create a new dataset within the file using defined dataspace and
* datatype and default dataset creation properties.
*/
DataSet dataset = file.createDataSet( DATASET_NAME, datatype, dataspace );
/*
* Write the data to the dataset using default memory space, file
* space, and transfer properties.
*/
dataset.write( data, PredType::NATIVE_INT );
} // end of try block
// catch failure caused by the H5File operations
catch( FileIException error )
{
error.printError();
return -1;
}
// catch failure caused by the DataSet operations
catch( DataSetIException error )
{
error.printError();
return -1;
}
// catch failure caused by the DataSpace operations
catch( DataSpaceIException error )
{
error.printError();
return -1;
}
// catch failure caused by the DataSpace operations
catch( DataTypeIException error )
{
error.printError();
return -1;
}
return 0; // successfully terminated
}
|
