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/******************************************************************************
* $Id: gt_overview.h 13297 2007-12-09 19:03:50Z rouault $
*
* Project: GeoTIFF Driver
* Purpose: Code to build overviews of external databases as a TIFF file.
* Only used by the GDALDefaultOverviews::BuildOverviews() method.
* Author: Frank Warmerdam, warmerdam@pobox.com
*
******************************************************************************
* Copyright (c) 2000, Frank Warmerdam
*
* 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 GT_OVERVIEW_H_INCLUDED
#define GT_OVERVIEW_H_INCLUDED
#include "gdal_priv.h"
#include "tiffio.h"
toff_t GTIFFWriteDirectory(TIFF *hTIFF, int nSubfileType, int nXSize, int nYSize,
int nBitsPerPixel, int nPlanarConfig, int nSamples,
int nBlockXSize, int nBlockYSize,
int bTiled, int nCompressFlag, int nPhotometric,
int nSampleFormat,
int nPredictor,
unsigned short *panRed,
unsigned short *panGreen,
unsigned short *panBlue,
int nExtraSamples,
unsigned short *panExtraSampleValues,
const char *pszMetadata );
void GTIFFBuildOverviewMetadata( const char *pszResampling,
GDALDataset *poBaseDS,
CPLString &osMetadata );
#endif
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