TWAIN Help20
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This feature is available only when
2.2.2.2
Color Dropout
Color Dropout allows you to remove a color channel (Red, Green or Blue) while
For example, if your original document contains blue texts or a blue stamp (e.g., a
bill or invoice) and you want to discard it from your image, you may select
This feature is available only when
2.2.2.3
Descreen
Descreen applies filtering to images that contain moiré patterns (or herringbone).
A moiré pattern is created from scanning pictures in magazines, or printed
material that use color dithering.
The descreen filter is not needed when scanning