#ifdef OLD_HEADER_FILENAME
#include <iostream.h>
#else
#include <iostream>
#endif
using std::cout;
using std::endl;
#include <string>
#include "H5Cpp.h"
const H5std_string FILE_NAME( "SDSextendible.h5" );
const H5std_string DATASET_NAME( "ExtendibleArray" );
const int NX = 10;
const int NY = 5;
const int RANK = 2;
const int RANKC = 1;
int main (void)
{
hsize_t i, j;
try
{
H5File file( FILE_NAME, H5F_ACC_RDONLY );
DataSet dataset = file.openDataSet( DATASET_NAME );
DataSpace filespace = dataset.getSpace();
int rank = filespace.getSimpleExtentNdims();
hsize_t dims[2];
rank = filespace.getSimpleExtentDims( dims );
cout << "dataset rank = " << rank << ", dimensions "
<< (unsigned long)(dims[0]) << " x "
<< (unsigned long)(dims[1]) << endl;
DataSpace mspace1(RANK, dims);
int data_out[NX][NY];
cout << "\n";
cout << "Dataset: \n";
for (j = 0; j < dims[0]; j++)
{
for (i = 0; i < dims[1]; i++)
cout << data_out[j][i] << " ";
cout << endl;
}
hsize_t col_dims[1];
col_dims[0] = 10;
DataSpace mspace2( RANKC, col_dims );
hsize_t offset[2] = { 0, 2 };
hsize_t count[2] = { 10, 1 };
int column[10];
filespace.selectHyperslab( H5S_SELECT_SET, count, offset );
cout << endl;
cout << "Third column: " << endl;
for (i = 0; i < 10; i++)
cout << column[i] << endl;
DSetCreatPropList cparms = dataset.getCreatePlist();
hsize_t chunk_dims[2];
int rank_chunk;
if( H5D_CHUNKED == cparms.getLayout() )
{
rank_chunk = cparms.getChunk( 2, chunk_dims);
cout << "chunk rank " << rank_chunk << "dimensions "
<< (unsigned long)(chunk_dims[0]) << " x "
<< (unsigned long)(chunk_dims[1]) << endl;
DataSpace mspace3( rank_chunk, chunk_dims );
offset[0] = 2;
offset[1] = 0;
count[0] = chunk_dims[0];
count[1] = chunk_dims[1];
filespace.selectHyperslab( H5S_SELECT_SET, count, offset );
int chunk_out[2][5];
cout << endl;
cout << "Chunk:" << endl;
for (j = 0; j < chunk_dims[0]; j++)
{
for (i = 0; i < chunk_dims[1]; i++)
cout << chunk_out[j][i] << " ";
cout << endl;
}
}
}
catch( FileIException error )
{
error.printErrorStack();
return -1;
}
catch( DataSetIException error )
{
error.printErrorStack();
return -1;
}
catch( DataSpaceIException error )
{
error.printErrorStack();
return -1;
}
return 0;
}
static void dontPrint()
Turns off the automatic error printing from the C library.
Definition: H5Exception.cpp:156
static const PredType & NATIVE_INT
Definition: H5PredType.h:147
Definition: H5AbstractDs.cpp:34