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/******************************************************************************
* $Id: addtiffo.c,v 1.3 2000/04/18 22:48:31 warmerda Exp $
*
* Project: GeoTIFF Overview Builder
* Purpose: Mainline for building overviews in a TIFF file.
* Author: Frank Warmerdam, warmerda@home.com
*
******************************************************************************
* Copyright (c) 1999, 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.
******************************************************************************
*
* $Log: addtiffo.c,v $
* Revision 1.3 2000/04/18 22:48:31 warmerda
* Added support for averaging resampling
*
* Revision 1.2 2000/01/28 15:36:38 warmerda
* pass TIFF handle instead of filename to overview builder
*
* Revision 1.1 1999/08/17 01:47:59 warmerda
* New
*
* Revision 1.1 1999/03/12 17:46:32 warmerda
* New
*
* Revision 1.2 1999/02/11 22:27:12 warmerda
* Added multi-sample support
*
* Revision 1.1 1999/02/11 18:12:30 warmerda
* New
*/
#include <stdio.h>
#include <stdlib.h>
#include "tiffio.h"
void TIFFBuildOverviews( TIFF *, int, int *, int, const char *,
int (*)(double,void*), void * );
/************************************************************************/
/* main() */
/************************************************************************/
int main( int argc, char ** argv )
{
int anOverviews[100];
int nOverviewCount = 0;
int bUseSubIFD = 0;
TIFF *hTIFF;
const char *pszResampling = "nearest";
/* -------------------------------------------------------------------- */
/* Usage: */
/* -------------------------------------------------------------------- */
if( argc < 2 )
{
printf( "Usage: addtiffo [-r {nearest,average,mode}]\n"
" tiff_filename [resolution_reductions]\n"
"\n"
"Example:\n"
" %% addtifo abc.tif 2 4 8 16\n" );
exit( 1 );
}
while( argv[1][0] == '-' )
{
if( strcmp(argv[1],"-subifd") == 0 )
{
bUseSubIFD = 1;
argv++;
argc--;
}
else if( strcmp(argv[1],"-r") == 0 )
{
argv += 2;
argc -= 2;
pszResampling = *argv;
}
}
/* -------------------------------------------------------------------- */
/* Collect the user requested reduction factors. */
/* -------------------------------------------------------------------- */
while( nOverviewCount < argc - 2 && nOverviewCount < 100 )
{
anOverviews[nOverviewCount] = atoi(argv[nOverviewCount+2]);
nOverviewCount++;
}
/* -------------------------------------------------------------------- */
/* Default to four overview levels. It would be nicer if it */
/* defaulted based on the size of the source image. */
/* -------------------------------------------------------------------- */
if( nOverviewCount == 0 )
{
nOverviewCount = 4;
anOverviews[0] = 2;
anOverviews[1] = 4;
anOverviews[2] = 8;
anOverviews[3] = 16;
}
/* -------------------------------------------------------------------- */
/* Build the overview. */
/* -------------------------------------------------------------------- */
hTIFF = TIFFOpen( argv[1], "r+" );
if( hTIFF == NULL )
{
fprintf( stderr, "TIFFOpen(%s) failed.\n", argv[1] );
exit( 1 );
}
TIFFBuildOverviews( hTIFF, nOverviewCount, anOverviews, bUseSubIFD,
pszResampling, NULL, NULL );
TIFFClose( hTIFF );
/* -------------------------------------------------------------------- */
/* Optionally test for memory leaks. */
/* -------------------------------------------------------------------- */
#ifdef DBMALLOC
malloc_dump(1);
#endif
exit( 0 );
}
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