27 #ifndef CRWIMAGE_INT_HPP_ 28 #define CRWIMAGE_INT_HPP_ 95 typedef std::auto_ptr<CiffComponent>
AutoPtr;
103 : dir_(0), tag_(0), size_(0), offset_(0), pData_(0),
104 isAllocated_(false) {}
107 : dir_(
dir), tag_(
tag), size_(0), offset_(0), pData_(0),
108 isAllocated_(false) {}
142 void remove(
CrwDirs& crwDirs, uint16_t crwTagId);
207 void print(std::ostream& os,
217 uint16_t
dir()
const {
return dir_; }
220 uint16_t
tag()
const {
return tag_; }
233 uint32_t
size()
const {
return size_; }
236 uint32_t
offset()
const {
return offset_; }
242 uint16_t
tagId()
const {
return tag_ & 0x3fff; }
287 virtual void doPrint(std::ostream& os,
294 uint16_t crwDir)
const;
332 virtual void doAdd(
AutoPtr component);
337 virtual uint32_t doWrite(
Blob& blob,
384 virtual void doAdd(
AutoPtr component);
388 virtual void doRemove(
CrwDirs& crwDirs, uint16_t crwTagId);
393 virtual uint32_t doWrite(
Blob& blob,
406 virtual void doDecode(
Image& image,
410 virtual void doPrint(std::ostream& os,
415 virtual bool doEmpty()
const;
419 uint16_t crwDir)
const;
446 byteOrder_ (littleEndian),
447 offset_ (0x0000001a),
466 void read(
const byte* pData, uint32_t size);
476 void add(uint16_t crwTagId, uint16_t crwDir,
DataBuf buf);
485 void remove(uint16_t crwTagId, uint16_t crwDir);
529 static const char signature_[];
628 static const CrwMapping* crwMapping(uint16_t crwDir, uint16_t crwTagId);
694 static void encodeBasic(
const Image& image,
699 static void encode0x0805(
const Image& image,
704 static void encode0x080a(
const Image& image,
709 static void encodeArray(
const Image& image,
714 static void encode0x180e(
const Image& image,
719 static void encode0x1810(
const Image& image,
724 static void encode0x2008(
const Image& image,
748 #endif // #ifndef CRWIMAGE_INT_HPP_ virtual void doRead(const byte *pData, uint32_t size, uint32_t start, ByteOrder byteOrder)
Implements read(). The default implementation reads a directory entry.
Definition: crwimage_int.cpp:232
uint16_t parent_
Parent directory tag.
Definition: crwimage_int.hpp:542
uint32_t write(Blob &blob, ByteOrder byteOrder, uint32_t offset)
Write the metadata from the raw metadata component to the binary image blob. This method may append t...
Definition: crwimage_int.cpp:369
void readDirectory(const byte *pData, uint32_t size, ByteOrder byteOrder)
Parse a CIFF directory from a memory buffer.
Definition: crwimage_int.cpp:277
CiffDirectory()
Default constructor.
Definition: crwimage_int.hpp:356
void writeDirEntry(Blob &blob, ByteOrder byteOrder) const
Write a directory entry for the component to the blob. If the size of the data is not larger than 8 b...
Definition: crwimage_int.cpp:449
A container for Exif data. This is a top-level class of the Exiv2 library. The container holds Exifda...
Definition: exif.hpp:434
Structure for the CIFF directory hierarchy.
Definition: crwimage_int.hpp:540
uint16_t crwTagId_
CRW tag id.
Definition: crwimage_int.hpp:572
ByteOrder
Type to express the byte order (little or big endian)
Definition: types.hpp:113
Utility class containing a character array. All it does is to take care of memory allocation and dele...
Definition: types.hpp:204
virtual void doPrint(std::ostream &os, ByteOrder byteOrder, const std::string &prefix) const
Implements print(). The default implementation prints the entry.
Definition: crwimage_int.cpp:505
DataBuf packIfdId(const ExifData &exifData, IfdId ifdId, ByteOrder byteOrder)
Pack the tag values of all ifdId tags in exifData into a data buffer. This function is used to pack C...
Definition: crwimage_int.cpp:1198
CiffDirectory(uint16_t tag, uint16_t dir)
Constructor taking a tag and directory.
Definition: crwimage_int.hpp:358
TypeId
Exiv2 value type identifiers.
Definition: types.hpp:130
This class models a CIFF directory of a CRW (Canon Raw data) image.
Definition: crwimage_int.hpp:351
CiffEntry()
Default constructor.
Definition: crwimage_int.hpp:317
CiffComponent()
Default constructor.
Definition: crwimage_int.hpp:102
virtual ~CiffDirectory()
Virtual destructor.
Definition: crwimage_int.cpp:172
uint32_t offset() const
Return the offset to the data from the start of the directory.
Definition: crwimage_int.hpp:236
uint8_t byte
1 byte unsigned integer type.
Definition: types.hpp:105
bool empty() const
Return true if the component is empty, else false.
Definition: crwimage_int.cpp:755
Abstract base class defining the interface for an image. This is the top-level interface to the Exiv2...
Definition: image.hpp:81
CrwDecodeFct toExif_
Conversion function.
Definition: crwimage_int.hpp:577
virtual void doDecode(Image &image, ByteOrder byteOrder) const =0
Implements decode()
void add(AutoPtr component)
Add a component to the composition.
Definition: crwimage_int.cpp:181
TypeId typeId() const
Return the type id of thi component.
Definition: crwimage_int.hpp:245
virtual ~CiffComponent()
Virtual destructor.
Definition: crwimage_int.cpp:163
void setOffset(uint32_t offset)
Set the offset for this component.
Definition: crwimage_int.hpp:278
std::stack< CrwSubDir > CrwDirs
Stack to hold a path of CRW directories.
Definition: crwimage_int.hpp:73
This class models one directory entry of a CIFF directory of a CRW (Canon Raw data) image...
Definition: crwimage_int.hpp:312
virtual ~CiffEntry()
Virtual destructor.
Definition: crwimage_int.cpp:168
void setValue(DataBuf buf)
Set the data value of the entry.
Definition: crwimage_int.cpp:540
uint16_t dir() const
Return the tag of the directory containing this component.
Definition: crwimage_int.hpp:217
std::auto_ptr< CiffComponent > AutoPtr
CiffComponent auto_ptr type.
Definition: crwimage_int.hpp:95
IfdId ifdId_
Exif Ifd id to map to.
Definition: crwimage_int.hpp:576
uint16_t tag() const
Return the tag of this component.
Definition: crwimage_int.hpp:220
CiffEntry(uint16_t tag, uint16_t dir)
Constructor taking a tag and directory.
Definition: crwimage_int.hpp:319
CrwEncodeFct fromExif_
Reverse conversion function.
Definition: crwimage_int.hpp:578
std::vector< byte > Blob
Container for binary data.
Definition: types.hpp:162
void read(const byte *pData, uint32_t size, uint32_t start, ByteOrder byteOrder)
Read a component from a data buffer.
Definition: crwimage_int.cpp:224
static void loadStack(CrwDirs &crwDirs, uint16_t crwDir)
Load the stack: loop through the CRW subdirs hierarchy and push all directories on the path from crwD...
Definition: crwimage_int.cpp:983
virtual CiffComponent * doFindComponent(uint16_t crwTagId, uint16_t crwDir) const
Implements findComponent(). The default implementation checks the entry.
Definition: crwimage_int.cpp:599
CiffComponent(uint16_t tag, uint16_t dir)
Constructor taking a tag and directory.
Definition: crwimage_int.hpp:106
uint16_t tagId() const
Return the tag id of this component.
Definition: crwimage_int.hpp:242
Static class providing mapping functionality from CRW entries to image metadata and vice versa...
Definition: crwimage_int.hpp:586
CrwMapping(uint16_t crwTagId, uint16_t crwDir, uint32_t size, uint16_t tag, Internal::IfdId ifdId, CrwDecodeFct toExif, CrwEncodeFct fromExif)
Default constructor.
Definition: crwimage_int.hpp:553
virtual uint32_t doWrite(Blob &blob, ByteOrder byteOrder, uint32_t offset)=0
Implements write()
IPTC string type.
Definition: types.hpp:147
Structure for a mapping table for conversion of CIFF entries to image metadata and vice versa...
Definition: crwimage_int.hpp:549
void decode(Image &image, ByteOrder byteOrder) const
Decode metadata from the component and add it to image.
Definition: crwimage_int.cpp:315
virtual void doAdd(AutoPtr component)=0
Implements add()
std::vector< CiffComponent * > Components
Container type to hold all metadata.
Definition: crwimage_int.hpp:97
DataLocId
Type to identify where the data is stored in a directory.
Definition: crwimage_int.hpp:76
uint32_t size_
Data size (overwrites the size from the entry)
Definition: crwimage_int.hpp:574
void(* CrwDecodeFct)(const CiffComponent &, const CrwMapping *, Image &, ByteOrder)
Function pointer for functions to decode Exif tags from a CRW entry.
Definition: crwimage_int.hpp:62
CiffComponent * findComponent(uint16_t crwTagId, uint16_t crwDir) const
Finds crwTagId in directory crwDir, returning a pointer to the component or 0 if not found...
Definition: crwimage_int.cpp:593
Provides classes and functions to encode and decode Exif and Iptc data. The libexiv2 API consists of ...
Definition: asfvideo.hpp:36
uint32_t size() const
Return the data size of this component.
Definition: crwimage_int.hpp:233
static void decode(const CiffComponent &ciffComponent, Image &image, ByteOrder byteOrder)
Decode image metadata from a CRW entry, convert and add it to the image metadata. This function conve...
Definition: crwimage_int.cpp:770
uint16_t crwDir_
Directory tag.
Definition: crwimage_int.hpp:541
void setDir(uint16_t dir)
Set the directory tag for this component.
Definition: crwimage_int.hpp:180
virtual void doRemove(CrwDirs &crwDirs, uint16_t crwTagId)
Implements remove(). The default implementation does nothing.
Definition: crwimage_int.cpp:718
uint16_t tag_
Exif tag to map to.
Definition: crwimage_int.hpp:575
void(* CrwEncodeFct)(const Image &, const CrwMapping *, CiffHeader *)
Function pointer for functions to encode CRW entries from Exif tags.
Definition: crwimage_int.hpp:68
DataLocId dataLocation() const
Return the data location for this component.
Definition: crwimage_int.hpp:248
const byte * pData() const
Return a pointer to the data area of this component.
Definition: crwimage_int.hpp:239
static void encode(CiffHeader *pHead, const Image &image)
Encode image metadata from image into the CRW parse tree. This function converts all Exif metadata th...
Definition: crwimage_int.cpp:993
uint16_t crwDir_
CRW directory tag.
Definition: crwimage_int.hpp:573
IfdId
Type to specify the IFD to which a metadata belongs.
Definition: tags_int.hpp:54
void setSize(uint32_t size)
Set the size of the data area.
Definition: crwimage_int.hpp:276
Interface class for components of the CIFF directory hierarchy of a CRW (Canon Raw data) image...
Definition: crwimage_int.hpp:92
virtual bool doEmpty() const
Implements empty(). Default implementation returns true if size is 0.
Definition: crwimage_int.cpp:760
void print(std::ostream &os, ByteOrder byteOrder, const std::string &prefix="") const
Print debug info about a component to os.
Definition: crwimage_int.cpp:498
uint32_t writeValueData(Blob &blob, uint32_t offset)
Writes the entry's value if size is larger than eight bytes. If needed, the value is padded with one ...
Definition: crwimage_int.cpp:383