This document introduces you to the JPEG Exif Plug-in library. It is intended for application developers and device creators who are interested in accessing Exif metadata in JPEG and TIFF images.
JPEG Exif Plug-in provides a simplified mechanism for accessing the Exif metadata tags in JPEG images.
JPEG Exif Plug-in Library Details
The DLL that provides the functionality and the library to which your code must link is identified below.
JPEG Exif Plug-in is a member of the Imaging Framework component. It is used by several image framework libraries, including:
Image Display - CImageDisplay Handles the image decoding operation, providing scope for accessing Exif metadata on a read-only basis.
Image Transformation - CImageTransform Handles image transform operations such as image resizing and rotation.
Exif Utility - Provides Exif metadata access through MExifMetadataWriter and MExifMetadataReader.
JPEG Exif Plug-in provides access to metadata in JPEG images. The complete list is available from the Exif web site.
JPEG Exif Plug-in allows you to read Exif metadata tags from and write to JPEG images.
TExifReaderUtility reads several pre-defined tags from a JPEG image.
TExifWriterUtility writes several pre-defined tags to a JPEG image.