private async Task <GoogleOcrResult> DoOcr(Stream imageAsStream, FileFormatEnum fileFormatEnum, DateTime start) { try { var preprocessedResult = _ocrPreProcessing.AjustOrientationAndSize(imageAsStream, fileFormatEnum); using (var stream = preprocessedResult.ImageFileStream) { var builder = new ImageAnnotatorClientBuilder { JsonCredentials = File.ReadAllText(_configurations.CredentialsJsonFile) }; var client = await builder.BuildAsync(); var img = await Image.FromStreamAsync(stream); var textAnnotations = await client.DetectTextAsync(img); var rawGoogleOcrResult = RawGoogleOcrResult.CreateFrom(textAnnotations.ToList()); var content = _googleOcrParser.Execute(rawGoogleOcrResult, preprocessedResult.NewImageHeight, preprocessedResult.NewImageWidth); return(GoogleOcrResult.CreateSuccessResult(DateTime.Now.Subtract(start), content, rawGoogleOcrResult)); } } catch (Exception e) { return(GoogleOcrResult.CreateErrorResult(DateTime.Now.Subtract(start), e)); } }
private async Task <GoogleOcrResult> DoOcr(Stream imageAsStream, FileFormatEnum fileFormatEnum, DateTime start) { try { var preprocessedResult = _ocrPreProcessing.AjustOrientationAndSize(imageAsStream, fileFormatEnum); using (var stream = preprocessedResult.ImageFileStream) { using (var service = VisionService()) { var entries = await service.RecognizeTextAsync(stream); var rawGoogleOcrResult = RawGoogleOcrResult.CreateFrom(entries); var content = _googleOcrParser.Execute(rawGoogleOcrResult, preprocessedResult.NewImageHeight, preprocessedResult.NewImageWidth); return(GoogleOcrResult.CreateSuccessResult(DateTime.Now.Subtract(start), content, rawGoogleOcrResult)); } } } catch (Exception e) { return(GoogleOcrResult.CreateErrorResult(DateTime.Now.Subtract(start), e)); } }