Fawkes API Fawkes Development Version
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00001 00002 /*************************************************************************** 00003 * jpeg.h - JPEG Reader 00004 * 00005 * Generated: Sun Jun 04 23:18:06 2006 (watching Terminator 2) 00006 * Copyright 2005-2007 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_UTILS_READERS_JPEG_H_ 00025 #define __FIREVISION_UTILS_READERS_JPEG_H_ 00026 00027 #include <fvutils/readers/reader.h> 00028 00029 #include <cstdio> 00030 extern "C" { 00031 #include <jpeglib.h> 00032 } 00033 00034 namespace firevision { 00035 #if 0 /* just to make Emacs auto-indent happy */ 00036 } 00037 #endif 00038 00039 class JpegReader : public Reader { 00040 00041 public: 00042 JpegReader(const char *filename); 00043 virtual ~JpegReader(); 00044 00045 virtual void set_buffer(unsigned char *yuv422planar_buffer); 00046 virtual colorspace_t colorspace(); 00047 virtual unsigned int pixel_width(); 00048 virtual unsigned int pixel_height(); 00049 virtual void read(); 00050 00051 private: 00052 bool opened; 00053 00054 unsigned char *buffer; 00055 unsigned char *row_buffer; 00056 00057 FILE *infile; 00058 int row_stride; 00059 struct jpeg_decompress_struct cinfo; 00060 struct jpeg_error_mgr jerr; 00061 }; 00062 00063 } // end namespace firevision 00064 00065 #endif