Created
October 12, 2020 07:27
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Simple text recognition using Apple's Vision Framework (Full)
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| import UIKit | |
| import Vision | |
| let image = UIImage(named: "<image_name_goes_here>") | |
| if let cgImage = image?.cgImage { | |
| let requestHandler = VNImageRequestHandler(cgImage: cgImage) | |
| let recognizeTextRequest = VNRecognizeTextRequest { (request, error) in | |
| guard let observations = request.results as? [VNRecognizedTextObservation] else { | |
| return | |
| } | |
| let recognizedStrings = observations.compactMap { observation in | |
| observation.topCandidates(1).first?.string | |
| } | |
| DispatchQueue.main.async { | |
| print(recognizedStrings) | |
| } | |
| } | |
| recognizeTextRequest.recognitionLevel = .fast | |
| DispatchQueue.global(qos: .userInitiated).async { | |
| do { | |
| try requestHandler.perform([recognizeTextRequest]) | |
| } catch { | |
| print(error) | |
| } | |
| } | |
| } |
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This sample code helpful and your article also.
Thank U.