imageGetEXIFTag
Description
Retrieves the specified EXIF tag in an image.
Categories
Related
cfimage imageGetBlob imageGetBufferedImage imageGetHeight imageGetIPTCTag imageGetWidth imageInfo isImage isImageFile
History
ColdFusion
8: Added this function.
Syntax
ImageGetEXIFTag(name, tagName)
Attributes
| Attribute | Description | Required | Default |
|---|---|---|---|
| name | Required. The ColdFusion image on which this operation is performed. | ||
| tagName | Required. The EXIF tag name to be returned. |
Returns
The
value of the specified EXIF tag.
Usage
The ImageGetEXIFTag function applies only to JPEG images. If you try to retrieve metadata for Base64, BLOB, or other types of images, ColdFusion generates errors.
Example
<!--- This example shows how to retrieve one element from the EXIF information associated with an image. ---> <!--- Create a ColdFusion image from an existing JPEG file. ---> <cfimage source="../cfdocs/images/artgallery/paul05.jpg" name="myImage"> <!--- Retrieve the name of the software application used to create the original image. ---> <cfset data = ImageGetEXIFTag(myImage,"software")> <!--- Display the name of the software. ---> <cfdump var="#data#">