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jp2image.hpp
1// SPDX-License-Identifier: GPL-2.0-or-later
2
3#ifndef JP2IMAGE_HPP_
4#define JP2IMAGE_HPP_
5
6// *****************************************************************************
7#include "exiv2lib_export.h"
8
9// included header files
10#include "image.hpp"
11
12// *****************************************************************************
13// namespace extensions
14 namespace Exiv2 {
15// *****************************************************************************
16// class definitions
17
21 class EXIV2API Jp2Image : public Image {
22 public:
24
25
39 Jp2Image(BasicIo::UniquePtr io, bool create);
41
43
44 void readMetadata() override;
45 void writeMetadata() override;
46
53 void printStructure(std::ostream& out, PrintStructureOption option, size_t depth) override;
54
59 void setComment(const std::string&) override;
61
63
64 [[nodiscard]] std::string mimeType() const override;
66
67 private:
75 void doWriteMetadata(BasicIo& outIo);
76
82 void encodeJp2Header(const DataBuf& boxBuf, DataBuf& outBuf);
84
85 static std::string toAscii(uint32_t n);
86}; // class Jp2Image
87
88// *****************************************************************************
89// template, inline and free functions
90
91// These could be static private functions on Image subclasses but then
92// ImageFactory needs to be made a friend.
98EXIV2API Image::UniquePtr newJp2Instance(BasicIo::UniquePtr io, bool create);
99
101EXIV2API bool isJp2Type(BasicIo& iIo, bool advance);
102
103} // namespace Exiv2
104
105#endif // #ifndef JP2IMAGE_HPP_
Exiv2::BasicIo
An interface for simple binary IO.
Definition basicio.hpp:35
Exiv2::BasicIo::UniquePtr
std::unique_ptr< BasicIo > UniquePtr
BasicIo auto_ptr type.
Definition basicio.hpp:38
Exiv2::Image::Image
Image(ImageType type, uint16_t supportedMetadata, BasicIo::UniquePtr io)
Constructor taking the image type, a bitmap of the supported metadata types and an auto-pointer that ...
Definition image.cpp:132
Exiv2::Image::io
virtual BasicIo & io() const
Return a reference to the BasicIo instance being used for Io.
Definition image.cpp:696
Exiv2::Image::UniquePtr
std::unique_ptr< Image > UniquePtr
Image auto_ptr type.
Definition image.hpp:53
Exiv2::Jp2Image::Jp2Image
Jp2Image(BasicIo::UniquePtr io, bool create)
Constructor to open a JPEG-2000 image. Since the constructor can not return a result,...
Definition jp2image.cpp:86
Exiv2::Jp2Image::readMetadata
void readMetadata() override
Read all metadata supported by a specific image format from the image. Before this method is called,...
Definition jp2image.cpp:117
Exiv2::Jp2Image::writeMetadata
void writeMetadata() override
Write metadata back to the image.
Definition jp2image.cpp:569
Exiv2::Jp2Image::mimeType
std::string mimeType() const override
Return the MIME type of the image.
Definition jp2image.cpp:109
Exiv2::Jp2Image::printStructure
void printStructure(std::ostream &out, PrintStructureOption option, size_t depth) override
Print out the structure of image file.
Definition jp2image.cpp:377
Exiv2::Jp2Image::setComment
void setComment(const std::string &) override
Todo: Not supported yet(?). Calling this function will throw an instance of Error(ErrorCode::kerInval...
Definition jp2image.cpp:113
Exiv2
Class CrwImage to access Canon CRW images. References: The Canon RAW (CRW) File Format by Phil Harv...
Definition asfvideo.hpp:15
Exiv2::isJp2Type
EXIV2API bool isJp2Type(BasicIo &iIo, bool advance)
Check if the file iIo is a JPEG-2000 image.
Definition jp2image.cpp:873
Exiv2::PrintStructureOption
PrintStructureOption
Options for printStructure.
Definition image.hpp:38
Exiv2::newJp2Instance
EXIV2API Image::UniquePtr newJp2Instance(BasicIo::UniquePtr io, bool create)
Create a new Jp2Image instance and return an auto-pointer to it. Caller owns the returned object and ...
Definition jp2image.cpp:865
Exiv2::DataBuf
Utility class containing a character array. All it does is to take care of memory allocation and dele...
Definition types.hpp:124