r284: rename if-1 to if1

diff --git a/tools/if1.cpp b/tools/if1.cpp
new file mode 100644 (file)
index 0000000..b961c0e
--- /dev/null
+++ b/tools/if1.cpp
@@ -0,0 +1,205 @@
+/*****************************************************************************
+** FILE IDENTIFICATION
+**
+**   Name:          if1.cpp
+**   Purpose:       Manipulate a single image file
+**   Programmer:    Kevin Rosenberg
+**   Date Started:  Aug 1984
+**
+**  This is part of the CTSim program
+**  Copyright (C) 1983-2000 Kevin Rosenberg
+**
+**  $Id: if1.cpp,v 1.1 2000/12/18 00:24:28 kevin Exp $
+**
+**  This program is free software; you can redistribute it and/or modify
+**  it under the terms of the GNU General Public License (version 2) as
+**  published by the Free Software Foundation.
+**
+**  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
+******************************************************************************/
+
+/* FILE
+ *   if1.c             Filter a single IF file
+ */
+
+#include "ct.h"
+
+enum {O_LOG, O_EXP, O_SQRT, O_SQR, O_INVERT, O_VERBOSE, O_HELP, O_VERSION};
+
+static struct option my_options[] =
+{
+  {"invert", 0, 0, O_INVERT},
+  {"verbose", 0, 0, O_VERBOSE},
+  {"log", 0, 0, O_LOG},
+  {"exp", 0, 0, O_EXP},
+  {"sqr", 0, 0, O_SQR},
+  {"sqrt", 0, 0, O_SQRT},
+  {"help", 0, 0, O_HELP},
+  {"version", 0, 0, O_VERSION},
+  {0, 0, 0, 0}
+};
+
+static const char* g_szIdStr = "$Id: if1.cpp,v 1.1 2000/12/18 00:24:28 kevin Exp $";
+
+void 
+if1_usage (const char *program)
+{
+  std::cout << "usage: " << fileBasename(program) << " infile outfile [OPTIONS]" << std::endl;
+  std::cout << "Generate a IF file from a IF file" << std::endl;
+  std::cout << std::endl;
+  std::cout << "     --invert   Invert image" << std::endl;
+  std::cout << "     --log      Natural logrithm of image" << std::endl;
+  std::cout << "     --exp      Natural exponential of image" << std::endl;
+  std::cout << "     --sqr      Square of image" << std::endl;
+  std::cout << "     --sqrt     Square root of image" << std::endl;
+  std::cout << "     --verbose  Verbose modem" << std::endl;
+  std::cout << "     --version  Print version" << std::endl;
+  std::cout << "     --help     Print this help message" << std::endl;
+}
+
+int 
+if1_main (int argc, char *const argv[])
+{
+  ImageFile *im_in;
+  ImageFile *im_out;
+  char *in_file;
+  char *out_file;
+  int opt_verbose = 0;
+  int opt_invert = 0;
+  int opt_log = 0;
+  int opt_exp = 0;
+  int opt_sqr = 0;
+  int opt_sqrt = 0;
+
+  while (1)
+    {
+      int c = getopt_long (argc, argv, "", my_options, NULL);
+      
+      if (c == -1)
+       break;
+      
+      switch (c)
+       {
+       case O_INVERT:
+         opt_invert = 1;
+         break;
+       case O_LOG:
+         opt_log = 1;
+         break;
+       case O_SQR:
+         opt_sqr = 1;
+         break;
+       case O_SQRT:
+         opt_sqrt = 1;
+         break;
+       case O_EXP:
+         opt_exp = 1;
+         break;
+       case O_VERBOSE:
+         opt_verbose = 1;
+         break;
+        case O_VERSION:
+#ifdef VERSION
+         std::cout << "Version " << VERSION << std::endl << g_szIdStr << std::endl;
+#else
+          std::cout << "Unknown version number" << std::endl;
+#endif
+         return (0);
+       case O_HELP:
+       case '?':
+         if1_usage(argv[0]);
+         return (0);
+       default:
+         if1_usage(argv[0]);
+         return (1);
+       }
+    }
+
+  if (optind + 2 != argc)
+    {
+      if1_usage(argv[0]);
+      return (1);
+    }
+  
+  in_file = argv[optind];
+  out_file = argv[optind + 1];
+
+
+  std::string histString;
+
+  if (opt_invert || opt_log || opt_exp || opt_sqr || opt_sqrt) {
+    int ix, iy;
+
+    im_in = new ImageFile ();
+    im_in->fileRead (in_file);
+    int nx = im_in->nx();
+    int ny = im_in->ny();
+    im_out = new ImageFile (nx, ny);
+
+    ImageFileArray vIn = im_in->getArray();
+    ImageFileArray vOut = im_out->getArray();
+
+    if (opt_invert) {
+      for (ix = 0; ix < nx; ix++)
+        for (iy = 0; iy < ny; iy++)
+          vOut[ix][iy] = - vIn[ix][iy];
+      histString = "Invert transformation";
+    }
+    if (opt_log) {
+      for (ix = 0; ix < nx; ix++)
+        for (iy = 0; iy < ny; iy++)
+          vOut[ix][iy] = log (vIn[ix][iy]);
+      histString = "Log transformation";
+    }
+    if (opt_exp) {
+      for (ix = 0; ix < nx; ix++)
+        for (iy = 0; iy < ny; iy++)
+          vOut[ix][iy] = exp (vIn[ix][iy]);
+      histString = "Exp transformation";
+    }
+    if (opt_sqr) {
+      for (ix = 0; ix < nx; ix++)
+        for (iy = 0; iy < ny; iy++)
+          vOut[ix][iy] = vIn[ix][iy] * vIn[ix][iy];
+      histString = "Sqr transformation";
+    }
+    if (opt_sqrt) {
+      for (ix = 0; ix < nx; ix++)
+        for (iy = 0; iy < ny; iy++)
+          vOut[ix][iy] = sqrt (vIn[ix][iy]);
+      histString = "Sqrt transformation";
+    }
+
+    im_out->labelsCopy (*im_in);
+    im_out->labelAdd (Array2dFileLabel::L_HISTORY, histString.c_str());
+    im_out->fileWrite (out_file);
+  }
+
+  return (0);
+}
+
+#ifndef NO_MAIN
+int 
+main (int argc, char *const argv[])
+{
+  int retval = 1;
+
+  try {
+    retval = if1_main(argc, argv);
+  } catch (exception e) {
+    std::cerr << "Exception: " << e.what() << std::endl;
+  } catch (...) {
+    std::cerr << "Unknown exception" << std::endl;
+  }
+
+  return (retval);
+}
+#endif
+