public async Task <RecognizeResponse> ExecuteAsync(CancellationToken token)
{
var image = await GetFileAsync(token);
image = PreProcessor.Process(image);
var ocrResult = await OcrClient.RecognizeAsync(image, token).ConfigureAwait(false);
switch (ocrResult.Status)
{
case OcrStatus.Success:
var text = PostProcessor.Process(ocrResult.Text);
return(new RecognizeResponse(text));
case OcrStatus.Error:
throw new Exception(ocrResult.Error);
default:
throw new ArgumentOutOfRangeException();
}
}
public void RecognizesWithLanguage(OcrLanguages language)
{
// Arrange
OcrClient client = new OcrClient(API_KEY, REGION);
OcrResponse response;
// Act
response = Task.Run(() => client.RecognizeAsync(new Uri(@"https://oxfordportal.blob.core.windows.net/vision/doc-vision-overview-ocr01.png"), language: language)).Result;
// Assert
Assert.NotNull(response);
Assert.Null(response.ErrorCode);
Assert.Equal(response.Language, "en");
Assert.NotNull(response.Regions);
Assert.NotEmpty(response.Regions);
Assert.NotEqual(response.Regions.First().BoundingBox.Left, default(int));
Assert.NotEqual(response.Regions.First().BoundingBox.Top, default(int));
Assert.NotEqual(response.Regions.First().BoundingBox.Width, default(int));
Assert.NotEqual(response.Regions.First().BoundingBox.Height, default(int));
Assert.NotNull(response.Regions.First().Lines);
Assert.NotEmpty(response.Regions.First().Lines);
Assert.NotNull(response.Regions.First().Lines.First().Words);
}
public void RecognizesWithByteArray(string imageFileName)
{
// Arrange
byte[] contentBytes = File.ReadAllBytes(@"..\..\..\OcrTests\" + imageFileName);
OcrClient client = new OcrClient(API_KEY, REGION);
OcrResponse response;
// Act
response = Task.Run(() => client.RecognizeAsync(contentBytes)).Result;
// Assert
Assert.NotNull(response);
Assert.Null(response.ErrorCode);
Assert.NotNull(response.Regions);
Assert.NotEmpty(response.Regions);
Assert.NotEqual(response.Regions.First().BoundingBox.Left, default(int));
Assert.NotEqual(response.Regions.First().BoundingBox.Top, default(int));
Assert.NotEqual(response.Regions.First().BoundingBox.Width, default(int));
Assert.NotEqual(response.Regions.First().BoundingBox.Height, default(int));
Assert.NotNull(response.Regions.First().Lines);
Assert.NotEmpty(response.Regions.First().Lines);
Assert.NotNull(response.Regions.First().Lines.First().Words);
}
