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CImage:Filter
The Filter method returns the name of the filter used to acquire the image.
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sFilter = CImage:Filter() |
where
sFilter is a string describing the
filter.
On failure,
this method returns nil.
Suppose a CImage object I is attached to an image and used a filter named "My red filter". Then
Printf( "Filter: '%s'", I:Filter() )
prints the following:
Filter: 'My red filter'