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/******************************************************************************
* $Id: hdf4dataset.h 18945 2010-02-27 20:39:31Z rouault $
*
* Project: Hierarchical Data Format Release 4 (HDF4)
* Purpose: Header file for HDF4 datasets reader.
* Author: Andrey Kiselev, dron@ak4719.spb.edu
*
******************************************************************************
* Copyright (c) 2002, Andrey Kiselev <dron@ak4719.spb.edu>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef _HDF4DATASET_H_INCLUDED_
#define _HDF4DATASET_H_INCLUDED_
#include "cpl_list.h"
#include "gdal_pam.h"
typedef enum // Types of dataset:
{
HDF4_SDS, // Scientific Dataset
HDF4_GR, // General Raster Image
HDF4_EOS, // HDF EOS
HDF4_UNKNOWN
} HDF4DatasetType;
typedef enum // Types of data products:
{
H4ST_GDAL, // HDF written by GDAL
H4ST_EOS_GRID, // HDF-EOS Grid
H4ST_EOS_SWATH, // HDF-EOS Swath
H4ST_EOS_SWATH_GEOL, // HDF-EOS Swath Geolocation Array
H4ST_SEAWIFS_L1A, // SeaWiFS Level-1A Data
H4ST_SEAWIFS_L2, // SeaWiFS Level-2 Data
H4ST_SEAWIFS_L3, // SeaWiFS Level-3 Standard Mapped Image
H4ST_HYPERION_L1, // Hyperion L1 Data Product
H4ST_UNKNOWN
} HDF4SubdatasetType;
/************************************************************************/
/* ==================================================================== */
/* HDF4Dataset */
/* ==================================================================== */
/************************************************************************/
class HDF4Dataset : public GDALPamDataset
{
private:
int bIsHDFEOS;
static char **HDF4EOSTokenizeAttrs( const char *pszString );
static char **HDF4EOSGetObject( char **papszAttrList, char **ppszAttrName,
char **ppszAttrValue );
protected:
FILE *fp;
int32 hGR, hSD;
int32 nImages;
HDF4SubdatasetType iSubdatasetType;
const char *pszSubdatasetType;
char **papszGlobalMetadata;
char **papszSubDatasets;
CPLErr ReadGlobalAttributes( int32 );
static GDALDataType GetDataType( int32 ) ;
static const char *GetDataTypeName( int32 );
static int GetDataTypeSize( int32 );
static double AnyTypeToDouble( int32, void * );
static char **TranslateHDF4Attributes( int32, int32, char *,
int32, int32, char ** );
static char **TranslateHDF4EOSAttributes( int32, int32, int32,
char ** );
public:
HDF4Dataset();
~HDF4Dataset();
virtual char **GetMetadata( const char * pszDomain = "" );
static GDALDataset *Open( GDALOpenInfo * );
static int Identify( GDALOpenInfo * );
};
char *SPrintArray( GDALDataType eDataType, const void *paDataArray,
int nValues, const char *pszDelimiter );
#endif /* _HDF4DATASET_H_INCLUDED_ */
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