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fil/docs/snippets/csharp/ocr/image_preprocessing.md
Henrik Jess Nielsen b4c07d3693
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```csharp title="C#"
using Kreuzberg;
var config = new ExtractionConfig
{
Ocr = new OcrConfig
{
TesseractConfig = new TesseractConfig
{
Preprocessing = new ImagePreprocessingConfig
{
TargetDpi = 300,
Denoise = true,
Deskew = true,
ContrastEnhance = true,
BinarizationMethod = "otsu"
}
}
}
};
var result = KreuzbergLib.ExtractFileSync("scanned.pdf", null, config);
string content = result.Content;
string preview = content.Length > 100 ? content[..100] : content;
Console.WriteLine($"Content: {preview}");
```