KeyView 24.4
KeyView Filter SDK C Programming Guide

# KVOcrTextFindingMode

This enumerated type defines the algorithms that are available for finding text during Optical Character Recognition (OCR). For best performance, choose the option that corresponds to the image(s) you are processing. This enumerated type is defined in `kvocroptions.h`.

For information about using these options, see Optimize OCR Performance.

## Definition

    typedef enum tag_KVOcrTextFindingMode
    {
        KVOcrDocument = 0,
        KVOcrScene = 1,
        KVOcrHollow = 2,
        KVOcrAuto = 3
    } KVOcrTextFindingMode;

## Enumerators

`KVOcrDocument` | A scanned or printed page of formatted text, such as a report, magazine, or letter.
`KVOcrScene` | An image of a general scene that contains text, such as a photograph or TV footage.
`KVOcrHollow` | A scene image containing outlined text, such as white characters with a black border which are often used in television subtitles.
`KVOcrAuto` | The IDOL OCR library selects the algorithm automatically.

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Version 24.4 | Last updated September 2024

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Product: IDOL KeyView 24.4

Topic Title: KVOcrTextFindingMode