Digital Light & Color

Allow users to define an expression associated with a transformation or a branch.

1. The expression evaluation could be used to enable or disable a transformation.

2. The expression evaluation could be used to enable or disable a branch

The expression evaluator would make use of the macros already included in Picture Windows Pro.

You mean to process e.g only images with certain EXIF attributes?

Yes,it would be possible to enable transformations or complète branches depending upon one or more Exif attributes, provided a macro exists for an attribute expression.

A generic Exif attribute extraction macro would be a welcome feature of macro processing.