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mrwimage.hpp
1// ***************************************************************** -*- C++ -*-
2/*
3 * Copyright (C) 2004-2021 Exiv2 authors
4 * This program is part of the Exiv2 distribution.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, 5th Floor, Boston, MA 02110-1301 USA.
19 */
20#ifndef MRWIMAGE_HPP_
21#define MRWIMAGE_HPP_
22
23// *****************************************************************************
24#include "exiv2lib_export.h"
25
26// included header files
27#include "image.hpp"
28
29// *****************************************************************************
30// namespace extensions
31namespace Exiv2 {
32
33// *****************************************************************************
34// class definitions
35
36 // Add MRW to the supported image formats
37 namespace ImageType {
38 const int mrw = 5;
39 }
40
45 class EXIV2API MrwImage : public Image {
46 public:
48
49
64 MrwImage(BasicIo::AutoPtr io, bool create);
66
68
69 void readMetadata();
74 void writeMetadata();
79 void setExifData(const ExifData& exifData);
84 void setIptcData(const IptcData& iptcData);
89 void setComment(const std::string& comment);
91
93
94 std::string mimeType() const;
95 int pixelWidth() const;
96 int pixelHeight() const;
98
99 private:
101
102
103 MrwImage(const MrwImage& rhs);
105 MrwImage& operator=(const MrwImage& rhs);
107
108 }; // class MrwImage
109
110// *****************************************************************************
111// template, inline and free functions
112
113 // These could be static private functions on Image subclasses but then
114 // ImageFactory needs to be made a friend.
120 EXIV2API Image::AutoPtr newMrwInstance(BasicIo::AutoPtr io, bool create);
121
123 EXIV2API bool isMrwType(BasicIo& iIo, bool advance);
124
125} // namespace Exiv2
126
127#endif // #ifndef MRWIMAGE_HPP_
An interface for simple binary IO.
Definition basicio.hpp:55
std::auto_ptr< BasicIo > AutoPtr
BasicIo auto_ptr type.
Definition basicio.hpp:58
A container for Exif data. This is a top-level class of the Exiv2 library. The container holds Exifda...
Definition exif.hpp:434
virtual std::string comment() const
Return a copy of the image comment. May be an empty string.
Definition image.cpp:742
std::auto_ptr< Image > AutoPtr
Image auto_ptr type.
Definition image.hpp:81
virtual BasicIo & io() const
Return a reference to the BasicIo instance being used for Io.
Definition image.cpp:752
virtual IptcData & iptcData()
Returns an IptcData instance containing currently buffered IPTC data.
Definition image.cpp:585
virtual ExifData & exifData()
Returns an ExifData instance containing currently buffered Exif data.
Definition image.cpp:580
Image(int imageType, uint16_t supportedMetadata, BasicIo::AutoPtr io)
Constructor taking the image type, a bitmap of the supported metadata types and an auto-pointer that ...
Definition image.cpp:167
A container for IPTC data. This is a top-level class of the Exiv2 library.
Definition iptc.hpp:170
void setComment(const std::string &comment)
Not supported. MRW format does not contain a comment. Calling this function will throw an Error(kerIn...
Definition mrwimage.cpp:82
MrwImage(BasicIo::AutoPtr io, bool create)
Constructor that can either open an existing MRW image or create a new image from scratch....
Definition mrwimage.cpp:42
std::string mimeType() const
Return the MIME type of the image.
Definition mrwimage.cpp:47
int pixelHeight() const
Return the pixel height of the image.
Definition mrwimage.cpp:61
void writeMetadata()
Todo: Write metadata back to the image. This method is not yet implemented. Calling it will throw an ...
Definition mrwimage.cpp:148
int pixelWidth() const
Return the pixel width of the image.
Definition mrwimage.cpp:52
void setExifData(const ExifData &exifData)
Todo: Not supported yet, requires writeMetadata(). Calling this function will throw an Error(kerInval...
Definition mrwimage.cpp:70
void setIptcData(const IptcData &iptcData)
Todo: Not supported yet, requires writeMetadata(). Calling this function will throw an Error(kerInval...
Definition mrwimage.cpp:76
void readMetadata()
Read all metadata supported by a specific image format from the image. Before this method is called,...
Definition mrwimage.cpp:88
Supported image formats.
Definition asfvideo.hpp:42
const int mrw
MRW image type (see class MrwImage).
Definition mrwimage.hpp:38
Provides classes and functions to encode and decode Exif and Iptc data. The libexiv2 API consists of ...
Definition asfvideo.hpp:36
EXIV2API Image::AutoPtr newMrwInstance(BasicIo::AutoPtr io, bool create)
Create a new MrwImage instance and return an auto-pointer to it. Caller owns the returned object and ...
Definition mrwimage.cpp:156
EXIV2API bool isMrwType(BasicIo &iIo, bool advance)
Check if the file iIo is a MRW image.
Definition mrwimage.cpp:165