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https://github.com/yuzu-emu/FasTC.git
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f1b5bc3831
In general, we should really copy the images with the built-in Clone() function, but then we'd need to manage memory, etc. To avoid that headache, we can simply just use references.
100 lines
3.5 KiB
C++
100 lines
3.5 KiB
C++
/* FasTC
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* Copyright (c) 2012 University of North Carolina at Chapel Hill. All rights reserved.
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*
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* Permission to use, copy, modify, and distribute this software and its documentation for educational,
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* research, and non-profit purposes, without fee, and without a written agreement is hereby granted,
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* provided that the above copyright notice, this paragraph, and the following four paragraphs appear
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* in all copies.
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*
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* Permission to incorporate this software into commercial products may be obtained by contacting the
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* authors or the Office of Technology Development at the University of North Carolina at Chapel Hill <otd@unc.edu>.
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*
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* This software program and documentation are copyrighted by the University of North Carolina at Chapel Hill.
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* The software program and documentation are supplied "as is," without any accompanying services from the
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* University of North Carolina at Chapel Hill or the authors. The University of North Carolina at Chapel Hill
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* and the authors do not warrant that the operation of the program will be uninterrupted or error-free. The
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* end-user understands that the program was developed for research purposes and is advised not to rely
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* exclusively on the program for any reason.
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*
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* IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE AUTHORS BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE
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* USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
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* AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
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* STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY
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* OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
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* ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Please send all BUG REPORTS to <pavel@cs.unc.edu>.
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*
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* The authors may be contacted via:
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*
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* Pavel Krajcevski
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* Dept of Computer Science
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* 201 S Columbia St
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* Frederick P. Brooks, Jr. Computer Science Bldg
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* Chapel Hill, NC 27599-3175
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* USA
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*
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* <http://gamma.cs.unc.edu/FasTC/>
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*/
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#define _CRT_SECURE_NO_WARNINGS
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#include <cassert>
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#include <cstdlib>
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#include <cstdio>
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#include <cstring>
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#include <iostream>
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#include <fstream>
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#ifdef _MSC_VER
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# include <SDKDDKVer.h>
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# include <Windows.h>
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#endif
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#include "Image.h"
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#include "ImageFile.h"
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#include "TexComp.h"
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#include "ThreadSafeStreambuf.h"
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int main(int argc, char **argv) {
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if(argc != 3) {
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fprintf(stderr, "Usage: compare <img1> <img2>\n");
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return 1;
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}
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ImageFile img1f (argv[1]);
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if(!img1f.Load()) {
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fprintf(stderr, "Error loading file: %s\n", argv[1]);
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return 1;
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}
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ImageFile img2f (argv[2]);
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if(!img2f.Load()) {
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fprintf(stderr, "Error loading file: %s\n", argv[2]);
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return 1;
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}
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FasTC::Image<> &img1 = *img1f.GetImage();
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FasTC::Image<> &img2 = *img2f.GetImage();
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double PSNR = img1.ComputePSNR(&img2);
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if(PSNR > 0.0) {
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fprintf(stdout, "PSNR: %.3f\n", PSNR);
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}
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else {
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fprintf(stderr, "Error computing PSNR\n");
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}
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double SSIM = img1.ComputeSSIM(&img2);
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if(SSIM > 0.0) {
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fprintf(stdout, "SSIM: %.9f\n", SSIM);
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} else {
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fprintf(stderr, "Error computing MSSIM\n");
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}
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return 0;
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}
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