Fawkes API  Fawkes Development Version
jpeg.h
1 
2 /***************************************************************************
3  * jpeg.h - JPEG Reader
4  *
5  * Generated: Sun Jun 04 23:18:06 2006 (watching Terminator 2)
6  * Copyright 2005-2007 Tim Niemueller [www.niemueller.de]
7  *
8  ****************************************************************************/
9 
10 /* This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version. A runtime exception applies to
14  * this software (see LICENSE.GPL_WRE file mentioned below for details).
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU Library General Public License for more details.
20  *
21  * Read the full text in the LICENSE.GPL_WRE file in the doc directory.
22  */
23 
24 #ifndef _FIREVISION_UTILS_READERS_JPEG_H_
25 #define _FIREVISION_UTILS_READERS_JPEG_H_
26 
27 #include <fvutils/readers/reader.h>
28 
29 #include <cstdio>
30 extern "C" {
31 #include <jpeglib.h>
32 }
33 
34 namespace firevision {
35 
36 class JpegReader : public Reader
37 {
38 public:
39  JpegReader(const char *filename);
40  virtual ~JpegReader();
41 
42  virtual void set_buffer(unsigned char *yuv422planar_buffer);
43  virtual colorspace_t colorspace();
44  virtual unsigned int pixel_width();
45  virtual unsigned int pixel_height();
46  virtual void read();
47 
48 private:
49  bool opened;
50 
51  unsigned char *buffer;
52  unsigned char *row_buffer;
53 
54  FILE * infile;
55  int row_stride;
56  struct jpeg_decompress_struct cinfo;
57  struct jpeg_error_mgr jerr;
58 };
59 
60 } // end namespace firevision
61 
62 #endif
firevision::JpegReader::pixel_height
virtual unsigned int pixel_height()
Definition: jpeg.cpp:98
firevision::JpegReader::~JpegReader
virtual ~JpegReader()
Destructor.
Definition: jpeg.cpp:68
firevision::JpegReader::colorspace
virtual colorspace_t colorspace()
Definition: jpeg.cpp:82
firevision::JpegReader::JpegReader
JpegReader(const char *filename)
Constructor.
Definition: jpeg.cpp:42
firevision::JpegReader::pixel_width
virtual unsigned int pixel_width()
Definition: jpeg.cpp:88
firevision::JpegReader::read
virtual void read()
Definition: jpeg.cpp:108
firevision::JpegReader::set_buffer
virtual void set_buffer(unsigned char *yuv422planar_buffer)
Definition: jpeg.cpp:76