Returns the URL of a given rendition.
Takes three parameters:
The first parameter is the URL of the content item.
The second parameter is the dRevLabel value.
The third parameter is the dRendition1 value. Possible values of dRendition1 include:
T = Thumbnail rendition
X = XML rendition
Returns the complete URL of the rendition as a string.
Returns the URL of the rendition as a string.
<$computeRenditionUrl(url, dRevLabel, dRendition1)$>