bhImgInfo(imgfile)
Last updated September 16, 2007
Version: 1 | Requires: ColdFusion MX | Library: UtilityLib
Description:
javax.imageio.ImageIO based image function to gather and return basic info about an image such as Height, width, and file Size (B, KB and MB)
Return Values:
Returns a struct.
Example:
<cfdump var="#img#" />
Parameters:
| Name | Description | Required |
|---|---|---|
| imgfile | Absolute path to image file. | Yes |
Full UDF Source:
<cfscript>
/**
* Image function to return Height, Width and file size.
*
* @param imgfile Absolute path to image file. (Required)
* @return Returns a struct.
* @author Bobby Hartsfield (bobby@acoderslife.com)
* @version 1, September 16, 2007
*/
function bhimginfo(imgfile) {
var jFileIn = createObject("java","java.io.File").init(imgfile);
var ImageObject = createObject("java","javax.imageio.ImageIO").read(jFileIn);
var ImageInfo = StructNew();
var imageFile = CreateObject("java", "java.io.File").init(imgfile);
var sizeb = imageFile.length();
var sizekb = numberformat(sizeb / 1024, "999999999.99");
var sizemb = numberformat(sizekb / 1024, "99999999.99");
var bhImageInfo = StructNew();
bhImageInfo.ImgWidth = ImageObject.getWidth();
bhImageInfo.ImgHeight = ImageObject.getHeight();
bhImageInfo.SizeB = sizeb;
bhImageInfo.SizeKB = sizekb;
bhImageInfo.SizeMB = sizemb;
return bhImageInfo;
}
</cfscript>
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