Exiv2
gifimage.hpp
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1// ***************************************************************** -*- C++ -*-
2/*
3 * Copyright (C) 2004-2018 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 */
28#ifndef GIFIMAGE_HPP_
29#define GIFIMAGE_HPP_
30
31// *****************************************************************************
32#include "exiv2lib_export.h"
33
34// included header files
35#include "image.hpp"
36
37// *****************************************************************************
38// namespace extensions
39namespace Exiv2 {
40
41// *****************************************************************************
42// class definitions
43
44 // Add GIF to the supported image formats
45 namespace ImageType {
46 const int gif = 11;
47 }
48
53 class EXIV2API GifImage : public Image {
55
56
57 GifImage(const GifImage& rhs);
59 GifImage& operator=(const GifImage& rhs);
61
62 public:
64
65
77 explicit GifImage(BasicIo::AutoPtr io);
79
81
82 void readMetadata();
87 void writeMetadata();
92 void setExifData(const ExifData& exifData);
97 void setIptcData(const IptcData& iptcData);
102 void setComment(const std::string& comment);
104
106
107 std::string mimeType() const;
109
110 }; // class GifImage
111
112// *****************************************************************************
113// template, inline and free functions
114
115 // These could be static private functions on Image subclasses but then
116 // ImageFactory needs to be made a friend.
122 EXIV2API Image::AutoPtr newGifInstance(BasicIo::AutoPtr io, bool create);
123
125 EXIV2API bool isGifType(BasicIo& iIo, bool advance);
126
127} // namespace Exiv2
128
129#endif // #ifndef GIFIMAGE_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
Class to access raw GIF images. Exif/IPTC metadata are supported directly.
Definition: gifimage.hpp:53
Abstract base class defining the interface for an image. This is the top-level interface to the Exiv2...
Definition: image.hpp:81
std::auto_ptr< Image > AutoPtr
Image auto_ptr type.
Definition: image.hpp:84
A container for IPTC data. This is a top-level class of the Exiv2 library.
Definition: iptc.hpp:173
const int gif
GIF image type (see class GifImage)
Definition: gifimage.hpp:46
Provides classes and functions to encode and decode Exif and Iptc data. The libexiv2 API consists of ...
Definition: asfvideo.hpp:36
@ string
IPTC string type.
Definition: types.hpp:147
@ comment
Exiv2 type for the Exif user comment.
Definition: types.hpp:150
EXIV2API Image::AutoPtr newGifInstance(BasicIo::AutoPtr io, bool create)
Create a new GifImage instance and return an auto-pointer to it. Caller owns the returned object and ...
Definition: gifimage.cpp:106
EXIV2API bool isGifType(BasicIo &iIo, bool advance)
Check if the file iIo is a GIF image.
Definition: gifimage.cpp:116