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/*
Comapre Args
Copyright (C) 2006 Yangli Hector Yee
This program is free software; you can redistribute it and/or modify it under the terms of the
GNU General Public License as published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program;
if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "CompareArgs.h"
#include "RGBAImage.h"
#include <stdio.h>
static const char* copyright =
"PerceptualDiff version 1.0, Copyright (C) 2006 Yangli Hector Yee\n\
PerceptualDiff comes with ABSOLUTELY NO WARRANTY;\n\
This is free software, and you are welcome\n\
to redistribute it under certain conditions;\n\
See the GPL page for details: http://www.gnu.org/copyleft/gpl.html\n\n";
static const char *usage =
"PeceptualDiff image1.tif image2.tif\n\n\
Compares image1.tif and image2.tif using a perceptually based image metric\n\
Options:\n\
\t-verbose : Turns on verbose mode\n\
\t-fov deg : Field of view in degrees (0.1 to 89.9)\n\
\t-threshold p : #pixels p below which differences are ignored\n\
\t-gamma g : Value to convert rgb into linear space (default 2.2)\n\
\t-luminance l : White luminance (default 100.0 cdm^-2)\n\
\t-output o.ppm : Write difference to the file o.ppm\n\
\n\
\n Note: Input files can also be in the PNG format\
\n";
CompareArgs::CompareArgs()
{
ImgA = NULL;
ImgB = NULL;
ImgDiff = NULL;
Verbose = false;
FieldOfView = 45.0f;
Gamma = 2.2f;
ThresholdPixels = 100;
Luminance = 100.0f;
FailedPixels = 0;
}
CompareArgs::~CompareArgs()
{
if (ImgA) delete ImgA;
if (ImgB) delete ImgB;
if (ImgDiff) delete ImgDiff;
}
void CompareArgs::Print_Args()
{
printf("Field of view is %f degrees\n", FieldOfView);
printf("Threshold pixels is %d pixels\n", ThresholdPixels);
printf("The Gamma is %f\n", Gamma);
printf("The Display's luminance is %f candela per meter squared\n", Luminance);
}
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