File Content Extraction 25.4
Filter SDK C Programming Guide

# KVOcrOrientation

This enumerated type defines the options that are available for detecting rotated text during Optical Character Recognition (OCR). This enumerated type is defined in `kvocroptions.h`.

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

## Definition

    typedef enum tag_KVOcrOrientation
    {
        KVOcrUpright = 0,
        KVOcrAny     = 1
    } KVOcrOrientation;

## Enumerators

`KVOcrUpright` | OCR only attempts to detect text that is upright.
`KVOcrAny` | OCR attempts to detect text that is upright, or rotated in 90-degree increments from upright.

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Version 25.4 | Last updated October 2025

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Product: File Content Extraction 25.4

Topic Title: KVOcrOrientation