src/tiff/contrib/addtiffo/addtiffo.c

   1 /******************************************************************************
   2  * $Id$
   3  *
   4  * Project:  GeoTIFF Overview Builder
   5  * Purpose:  Mainline for building overviews in a TIFF file.
   6  * Author:   Frank Warmerdam, warmerdam@pobox.com
   7  *
   8  ******************************************************************************
   9  * Copyright (c) 1999, Frank Warmerdam
  10  *
  11  * Permission is hereby granted, free of charge, to any person obtaining a
  12  * copy of this software and associated documentation files (the "Software"),
  13  * to deal in the Software without restriction, including without limitation
  14  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  15  * and/or sell copies of the Software, and to permit persons to whom the
  16  * Software is furnished to do so, subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be included
  19  * in all copies or substantial portions of the Software.
  20  *
  21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  22  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  24  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  25  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  26  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  27  * DEALINGS IN THE SOFTWARE.
  28  ******************************************************************************
  29  *
  30  * $Log: addtiffo.c,v $
  31  * Revision 1.6  2005/12/16 05:59:55  fwarmerdam
  32  * Major upgrade to support YCbCr subsampled jpeg images
  33  *
  34  * Revision 1.4  2004/09/21 13:31:23  dron
  35  * Add missed include string.h.
  36  *
  37  * Revision 1.3  2000/04/18 22:48:31  warmerda
  38  * Added support for averaging resampling
  39  *
  40  * Revision 1.2  2000/01/28 15:36:38  warmerda
  41  * pass TIFF handle instead of filename to overview builder
  42  *
  43  * Revision 1.1  1999/08/17 01:47:59  warmerda
  44  * New
  45  *
  46  * Revision 1.1  1999/03/12 17:46:32  warmerda
  47  * New
  48  *
  49  * Revision 1.2  1999/02/11 22:27:12  warmerda
  50  * Added multi-sample support
  51  *
  52  * Revision 1.1  1999/02/11 18:12:30  warmerda
  53  * New
  54  */
  55
  56 #include <stdio.h>
  57 #include <stdlib.h>
  58 #include <string.h>
  59 #include "tiffio.h"
  60
  61 void TIFFBuildOverviews( TIFF *, int, int *, int, const char *,
  62                          int (*)(double,void*), void * );
  63
  64 /************************************************************************/
  65 /*                                main()                                */
  66 /************************************************************************/
  67
  68 int main( int argc, char ** argv )
  69
  70 {
  71     int         anOverviews[100];   /* TODO: un-hardwire array length, flexible allocate */
  72     int         nOverviewCount = 0;
  73     int         bUseSubIFD = 0;
  74     TIFF        *hTIFF;
  75     const char  *pszResampling = "nearest";
  76
  77 /* -------------------------------------------------------------------- */
  78 /*      Usage:                                                          */
  79 /* -------------------------------------------------------------------- */
  80     if( argc < 2 )
  81     {
  82         printf( "Usage: addtiffo [-r {nearest,average,mode}]\n"
  83                 "                tiff_filename [resolution_reductions]\n"
  84                 "\n"
  85                 "Example:\n"
  86                 " %% addtiffo abc.tif 2 4 8 16\n" );
  87         return( 1 );
  88     }
  89
  90     while( argv[1][0] == '-' )
  91     {
  92         if( strcmp(argv[1],"-subifd") == 0 )
  93         {
  94             bUseSubIFD = 1;
  95             argv++;
  96             argc--;
  97         }
  98         else if( strcmp(argv[1],"-r") == 0 )
  99         {
 100             argv += 2;
 101             argc -= 2;
 102             pszResampling = *argv;
 103         }
 104         else
 105         {
 106             fprintf( stderr, "Incorrect parameters\n" );
 107             return( 1 );
 108         }
 109     }
 110
 111     /* TODO: resampling mode parameter needs to be encoded in an integer from this point on */
 112
 113 /* -------------------------------------------------------------------- */
 114 /*      Collect the user requested reduction factors.                   */
 115 /* -------------------------------------------------------------------- */
 116     while( nOverviewCount < argc - 2 && nOverviewCount < 100 )
 117     {
 118         anOverviews[nOverviewCount] = atoi(argv[nOverviewCount+2]);
 119         if( anOverviews[nOverviewCount] <= 0)
 120         {
 121             fprintf( stderr, "Incorrect parameters\n" );
 122             return(1);
 123         }
 124         nOverviewCount++;
 125     }
 126
 127 /* -------------------------------------------------------------------- */
 128 /*      Default to four overview levels.  It would be nicer if it       */
 129 /*      defaulted based on the size of the source image.                */
 130 /* -------------------------------------------------------------------- */
 131     /* TODO: make it default based on the size of the source image */
 132     if( nOverviewCount == 0 )
 133     {
 134         nOverviewCount = 4;
 135
 136         anOverviews[0] = 2;
 137         anOverviews[1] = 4;
 138         anOverviews[2] = 8;
 139         anOverviews[3] = 16;
 140     }
 141
 142 /* -------------------------------------------------------------------- */
 143 /*      Build the overview.                                             */
 144 /* -------------------------------------------------------------------- */
 145     hTIFF = TIFFOpen( argv[1], "r+" );
 146     if( hTIFF == NULL )
 147     {
 148         fprintf( stderr, "TIFFOpen(%s) failed.\n", argv[1] );
 149         return( 1 );
 150     }
 151
 152     TIFFBuildOverviews( hTIFF, nOverviewCount, anOverviews, bUseSubIFD,
 153                         pszResampling, NULL, NULL );
 154
 155     TIFFClose( hTIFF );
 156
 157 /* -------------------------------------------------------------------- */
 158 /*      Optionally test for memory leaks.                               */
 159 /* -------------------------------------------------------------------- */
 160 #ifdef DBMALLOC
 161     malloc_dump(1);
 162 #endif
 163
 164     return( 0 );
 165 }