Character set filter.
enum
{
L_OcrZoneCharacterFilters_None = 0,
L_OcrZoneCharacterFilters_Digit = 1 << 0,
L_OcrZoneCharacterFilters_Uppercase = 1 << 1, // for future use.
L_OcrZoneCharacterFilters_Lowercase = 1 << 2, // for future use.
L_OcrZoneCharacterFilters_Punctuation = 1 << 3, // for future use.
L_OcrZoneCharacterFilters_Miscellaneous = 1 << 4, // for future use.
L_OcrZoneCharacterFilters_Plus = 1 << 5,
L_OcrZoneCharacterFilters_All = L_OcrZoneCharacterFilters_Digit | L_OcrZoneCharacterFilters_Uppercase | L_OcrZoneCharacterFilters_Lowercase | L_OcrZoneCharacterFilters_Punctuation | L_OcrZoneCharacterFilters_Miscellaneous, // for future use.
L_OcrZoneCharacterFilters_Alpha = L_OcrZoneCharacterFilters_Uppercase | L_OcrZoneCharacterFilters_Lowercase, // for future use.
L_OcrZoneCharacterFilters_Numbers = L_OcrZoneCharacterFilters_Digit | L_OcrZoneCharacterFilters_Plus,
};
typedef L_UINT L_OcrZoneCharacterFilters;
No character filters.
Recognition of numerals only. For example: "3" (Digit Three).
Not currently supported.
Not currently supported.
Not currently supported.
Not currently supported.
Recognition of symbol characters like "+-*\$., ...etc".
Not currently supported.
Not currently supported.
Recognition of numerals and symbol characters. This is a combination of (L_OcrZoneCharacterFilters_Digit | L_OcrZoneCharacterFilters_Plus).
This enumerated type is used by the following structure: