Car plate recognition settings

Aspose.OCR for .NET allows for very flexible customization of vehicle license plate recognition accuracy, performance, and other settings by configuring the properties of the CarPlateRecognitionSettings object.

These settings are specifically tailored for processing scanned or photographed vehicle license plates (car plates).

Setting	Type	Default value	Description
AllowedCharacters	Aspose.OCR.CharactersAllowedType	Aspose.OCR.CharactersAllowedType.ALL	The predefined whitelist of characters Aspose.OCR engine will look for.
IgnoredCharacters	string	none	A blacklist of characters that are ignored during recognition.
Language	Aspose.OCR.Language	Aspose.OCR.Language.None	Specify a language for recognition.
PreprocessingFilters	Aspose.OCR.Models.PreprocessingFilters.PreprocessingFilter	none	Apply image processing filters that enhance an image before it is sent to the OCR engine.

Applicable to

• Extracting text from a car plate

Example

The following code example shows how to fine-tune car plate recognition:

Aspose.OCR.AsposeOcr recognitionEngine = new Aspose.OCR.AsposeOcr();
Aspose.OCR.CarPlateRecognitionSettings recognitionSettings = new Aspose.OCR.CarPlateRecognitionSettings();
recognitionSettings.AllowedCharacters = Aspose.OCR.CharactersAllowedType.LATIN_ALPHABET;
Aspose.OCR.RecognitionResult result = recognitionEngine.RecognizeCarPlate("car-plate.png", recognitionSettings);
Console.WriteLine(result.RecognitionText);