# Performance Enum

> Specify the performance of the OCR engine in an abstract way.

- Product: Adobe PDF Library 18
- Language: .NET
- Version: APDFL18.0.5PlusP2a
- HTML page: https://docs.datalogics.com/apdfl18/DotNet/APDFL18.0.5PlusP2a/enum/Performance
- Version index: https://docs.datalogics.com/apdfl18/DotNet/APDFL18.0.5PlusP2a/llms.txt

**Namespace:** `Datalogics::PDFL`

## Description

Specify the performance of the OCR engine in an abstract way. In Tesseract, for instance, this changes the OCREngineMode.

## Values

- `Default = 0`
- `Faster = 1`
- `MoreAccuracy = 2`
- `BestAccuracy = 3`