Panda3D
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00001 // Filename: imageResize.h 00002 // Created by: drose (13Mar03) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef IMAGERESIZE_H 00016 #define IMAGERESIZE_H 00017 00018 #include "pandatoolbase.h" 00019 00020 #include "imageFilter.h" 00021 00022 //////////////////////////////////////////////////////////////////// 00023 // Class : ImageResize 00024 // Description : A program to read an image file and resize it to a 00025 // larger or smaller image file. 00026 //////////////////////////////////////////////////////////////////// 00027 class ImageResize : public ImageFilter { 00028 public: 00029 ImageResize(); 00030 00031 void run(); 00032 00033 private: 00034 static bool dispatch_size_request(const string &opt, const string &arg, void *var); 00035 00036 enum RequestType { 00037 RT_none, 00038 RT_pixel_size, 00039 RT_ratio, 00040 }; 00041 class SizeRequest { 00042 public: 00043 INLINE SizeRequest(); 00044 INLINE RequestType get_type() const; 00045 00046 INLINE void set_pixel_size(int pixel_size); 00047 INLINE int get_pixel_size() const; 00048 INLINE int get_pixel_size(int orig_pixel_size) const; 00049 INLINE void set_ratio(double ratio); 00050 INLINE double get_ratio() const; 00051 INLINE double get_ratio(int orig_pixel_size) const; 00052 00053 private: 00054 RequestType _type; 00055 union { 00056 int _pixel_size; 00057 double _ratio; 00058 } _e; 00059 }; 00060 00061 SizeRequest _x_size; 00062 SizeRequest _y_size; 00063 00064 bool _use_gaussian_filter; 00065 double _filter_radius; 00066 }; 00067 00068 #include "imageResize.I" 00069 00070 #endif 00071