hdrmerge_vips.cpp

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00001 /*
00002  *  @common Simple test program for experimental vips_hdrmerge (not available
00003  *          publicly), obseleted by the hugin_hdrmerge tool.
00004  *
00005  *  @author Pablo d'Angelo <pablo.dangelo@web.de>
00006  *
00007  *  This program is free software; you can redistribute it and/or
00008  *  modify it under the terms of the GNU General Public
00009  *  License as published by the Free Software Foundation; either
00010  *  version 2 of the License, or (at your option) any later version.
00011  *
00012  *  This software is distributed in the hope that it will be useful,
00013  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  *  General Public License for more details.
00016  *
00017  *  You should have received a copy of the GNU General Public
00018  *  License along with this software; if not, write to the Free Software
00019  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00020  *
00021  */
00022 
00023 /* compile with
00024 
00025         g++ -g -Wall blend.cc `pkg-config vipsCC-7.11 --cflags --libs`
00026 
00027  */
00028 
00029 #include <vips/vips>
00030 
00031 #include <unistd.h>
00032 
00033 using namespace vips;
00034 
00035 int
00036 main (int argc, char **argv)
00037 {
00038   try
00039   {
00040     // 1 is the output image, the other args are input
00041     if (argc < 2)
00042       throw VError ("usage: out in1, in2 ...\n");
00043 
00044     std::vector<VImage> ins;
00045     int nin = argc - 2;
00046     int w=0, h=0;
00047     for (int i = 0; i < nin; i++) {
00048         VImage in (argv[i+2]);
00049         int nw = in.Xoffset() + in.Xsize();
00050         int nh = in.Yoffset() + in.Ysize();
00051         if (w < nw) w = nw;
00052         if (h < nh) h = nh;
00053         ins.push_back( in );
00054     }
00055 
00056     // embed in the output image
00057     for (int i = 0; i < nin; i++) {
00058         ins[i] = ins[i].embed (0,
00059                                ins[i].Xoffset(),
00060                                ins[i].Yoffset(),
00061                                w, h);
00062     }
00063 
00064     // perform the actual merge operations
00065     VImage out = VImage::hdrmerge(ins);
00066     out.write (argv[1]);
00067   }
00068   catch (VError err)
00069   {
00070     err.perror (argv[0]);
00071   }
00072 
00073   return (0);
00074 }

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