Fawkes API
Fawkes Development Version
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00001 00002 /*************************************************************************** 00003 * image_display.h - widget to display an image based on SDL 00004 * 00005 * Created: Mon Nov 05 13:49:20 2007 00006 * Copyright 2007 Tim Niemueller [www.niemueller.de] 00007 * 00008 ****************************************************************************/ 00009 00010 /* This program is free software; you can redistribute it and/or modify 00011 * it under the terms of the GNU General Public License as published by 00012 * the Free Software Foundation; either version 2 of the License, or 00013 * (at your option) any later version. A runtime exception applies to 00014 * this software (see LICENSE.GPL_WRE file mentioned below for details). 00015 * 00016 * This program is distributed in the hope that it will be useful, 00017 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00018 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00019 * GNU Library General Public License for more details. 00020 * 00021 * Read the full text in the LICENSE.GPL_WRE file in the doc directory. 00022 */ 00023 00024 #ifndef __FIREVISION_FVWIDGETS_IMAGE_DISPLAY_H_ 00025 #define __FIREVISION_FVWIDGETS_IMAGE_DISPLAY_H_ 00026 00027 #include <fvutils/color/colorspaces.h> 00028 00029 typedef struct SDL_Surface SDL_Surface; 00030 typedef struct SDL_Overlay SDL_Overlay; 00031 typedef struct SDL_Rect SDL_Rect; 00032 00033 namespace firevision { 00034 #if 0 /* just to make Emacs auto-indent happy */ 00035 } 00036 #endif 00037 00038 class ImageDisplay 00039 { 00040 public: 00041 ImageDisplay(unsigned int width, unsigned int height, const char* title = 0); 00042 ~ImageDisplay(); 00043 00044 void show(colorspace_t colorspace, unsigned char *buffer); 00045 void show(unsigned char *yuv422_planar_buffer); 00046 00047 void process_events(unsigned int max_num_events = 10); 00048 void loop_until_quit(); 00049 00050 private: 00051 SDL_Surface *_surface; 00052 SDL_Overlay *_overlay; 00053 SDL_Rect *_rect; 00054 00055 unsigned int _width; 00056 unsigned int _height; 00057 }; 00058 00059 } // end namespace firevision 00060 00061 #endif