#include <exif.hpp>
Inheritance diagram for Exiv2::Thumbnail:
Public Types | |
typedef std::auto_ptr< Thumbnail > | AutoPtr |
Shortcut for a Thumbnail auto pointer. | |
Public Member Functions | |
Creators | |
virtual | ~Thumbnail () |
Virtual destructor. | |
Accessors | |
virtual int | setDataArea (ExifData &exifData, Ifd *pIfd1, const byte *buf, long len) const=0 |
Set the image data as data area of the appropriate Exif metadatum. Read the thumbnail image data from data buffer buf. Return 0 if successful. | |
virtual DataBuf | copy (const ExifData &exifData) const=0 |
Return the thumbnail image in a DataBuf. The caller owns the data buffer and DataBuf ensures that it will be deleted. | |
virtual const char * | format () const=0 |
Return a short string for the format of the thumbnail ("TIFF", "JPEG"). | |
virtual const char * | extension () const=0 |
Return the file extension for the format of the thumbnail (".tif", ".jpg"). | |
Protected Member Functions | |
Manipulators | |
Thumbnail & | operator= (const Thumbnail &rhs) |
Assignment operator. Protected so that it can only be used by subclasses but not directly. |
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Set the image data as data area of the appropriate Exif metadatum. Read the thumbnail image data from data buffer buf. Return 0 if successful.
Implemented in Exiv2::TiffThumbnail, and Exiv2::JpegThumbnail. |