r592: Added PPM & PNG File importing

[ctsim.git] / include / imagefile.h

diff --git a/include/imagefile.h b/include/imagefile.h
index 1062828f7445e0e17f59b199f38123cac10b55a2..63a02bcc6007422f6083ce3f004edafd44dc9e11 100644 (file)
--- a/include/imagefile.h
+++ b/include/imagefile.h
@@ -9,7 +9,7 @@
 **  This is part of the CTSim program
 **  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: imagefile.h,v 1.31 2001/01/28 19:10:18 kevin Exp $
+**  $Id: imagefile.h,v 1.32 2001/03/01 20:02:18 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
@@ -118,30 +118,54 @@ typedef const kfloat32* ImageFileColumnConst;
 #endif
 
 
+
 class ImageFile : public ImageFileBase
 {
 private:
 
-  static const char* s_aszFormatName[];
-  static const char* s_aszFormatTitle[];
-  static const int s_iFormatCount;
+  static const char* s_aszExportFormatName[];
+  static const char* s_aszExportFormatTitle[];
+  static const int s_iExportFormatCount;
+  static const char* s_aszImportFormatName[];
+  static const char* s_aszImportFormatTitle[];
+  static const int s_iImportFormatCount;
+
+  static void skipSpacePPM (FILE* fp); // skip space in a ppm file
 
 public:
 
-  static const int FORMAT_INVALID;
-  static const int FORMAT_PGM;
-  static const int FORMAT_PGMASCII;
+  static const int EXPORT_FORMAT_INVALID;
+  static const int IMPORT_FORMAT_INVALID;
+  static const int EXPORT_FORMAT_PGM;
+  static const int EXPORT_FORMAT_PGMASCII;
+  static const int IMPORT_FORMAT_PPM;
 #if HAVE_PNG
-  static const int FORMAT_PNG;
-  static const int FORMAT_PNG16;
+  static const int EXPORT_FORMAT_PNG;
+  static const int EXPORT_FORMAT_PNG16;
+  static const int IMPORT_FORMAT_PNG;
 #endif
+#if HAVE_CTN_DICOM
+  static const int EXPORT_FORMAT_DICOM;
+  static const int IMPORT_FORMAT_DICOM;
+#endif
+
+  static const int getExportFormatCount() {return s_iExportFormatCount;}
+  static const char** getExportFormatNameArray() {return s_aszExportFormatName;}
+  static const char** getExportFormatTitleArray() {return s_aszExportFormatTitle;}
+  static int convertExportFormatNameToID (const char* const ExportFormatName);
+  static const char* convertExportFormatIDToName (const int ExportFormatID);
+  static const char* convertExportFormatIDToTitle (const int ExportFormatID);
 
-  static const int getFormatCount() {return s_iFormatCount;}
-  static const char** getFormatNameArray() {return s_aszFormatName;}
-  static const char** getFormatTitleArray() {return s_aszFormatTitle;}
-  static int convertFormatNameToID (const char* const formatName);
-  static const char* convertFormatIDToName (const int formatID);
-  static const char* convertFormatIDToTitle (const int formatID);
+  static const int getImportFormatCount() {return s_iImportFormatCount;}
+  static const char** getImportFormatNameArray() {return s_aszImportFormatName;}
+  static const char** getImportFormatTitleArray() {return s_aszImportFormatTitle;}
+  static int convertImportFormatNameToID (const char* const ImportFormatName);
+  static const char* convertImportFormatIDToName (const int ImportFormatID);
+  static const char* convertImportFormatIDToTitle (const int ImportFormatID);
+
+  static const double s_dRedGrayscaleFactor;
+  static const double s_dGreenGrayscaleFactor;
+  static const double s_dBlueGrayscaleFactor;
 
   ImageFile (int nx, int ny)
       : ImageFileBase (nx, ny)
@@ -195,14 +219,27 @@ public:
 
   bool exportImage (const char* const pszFormat, const char* const pszFilename, int nxcell, int nycell, double densmin, double densmax);
 
+  bool importImage (const char* const pszFormat, const char* const pszFilename);
+
 #if HAVE_PNG
   bool writeImagePNG (const char* const outfile, int bitdepth, int nxcell, int nycell, double densmin, double densmax);
+  bool readImagePNG (const char* const pszFile);
 #endif
 #if HAVE_GD
   bool writeImageGIF (const char* const outfile, int nxcell, int nycell, double densmin, double densmax);
 #endif
   bool writeImagePGM (const char* const outfile, int nxcell, int nycell, double densmin, double densmax);
   bool writeImagePGMASCII (const char* const outfile, int nxcell, int nycell, double densmin, double densmax);
+  bool readImagePPM (const char* const pszFile);
+#if HAVE_CTN_DICOM
+  bool readImageDicom (const char* const pszFile);
+#endif
+
+  static double redGrayscaleFactor() {return s_dRedGrayscaleFactor;}
+  static double greenGrayscaleFactor() {return s_dGreenGrayscaleFactor;}
+  static double blueGrayscaleFactor() {return s_dBlueGrayscaleFactor;}
+  static double colorToGrayscale (double r, double g, double b) 
+  { return r * s_dRedGrayscaleFactor + g * s_dGreenGrayscaleFactor + b * s_dBlueGrayscaleFactor; }
 };