/// <summary>
/// Recognizes layout elements from one or more passed-in forms.
/// </summary>
/// <param name="form">The stream containing one or more forms to recognize elements from.</param>
/// <param name="recognizeContentOptions">A set of options available for configuring the recognize request.</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> controlling the request lifetime.</param>
/// <returns>A <see cref="RecognizeContentOperation"/> to wait on this long-running operation. Its <see cref="RecognizeContentOperation.Value"/> upon successful
/// completion will contain layout elements extracted from the form.</returns>
public virtual RecognizeContentOperation StartRecognizeContent(Stream form, RecognizeContentOptions recognizeContentOptions = default, CancellationToken cancellationToken = default)
{
Argument.AssertNotNull(form, nameof(form));
recognizeContentOptions ??= new RecognizeContentOptions();
using DiagnosticScope scope = Diagnostics.CreateScope($"{nameof(FormRecognizerClient)}.{nameof(StartRecognizeContent)}");
scope.Start();
try
{
FormContentType contentType = recognizeContentOptions.ContentType ?? DetectContentType(form, nameof(form));
Response response = ServiceClient.AnalyzeLayoutAsync(contentType, form, cancellationToken);
string location = ClientCommon.GetResponseHeader(response.Headers, Constants.OperationLocationHeader);
return(new RecognizeContentOperation(ServiceClient, Diagnostics, location));
}
catch (Exception e)
{
scope.Failed(e);
throw;
}
}
/// <summary>
/// Recognizes layout elements from one or more passed-in forms.
/// </summary>
/// <param name="formUri">The absolute URI of the remote file to recognize elements from.</param>
/// <param name="recognizeContentOptions">A set of options available for configuring the recognize request.</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> controlling the request lifetime.</param>
/// <returns>A <see cref="RecognizeContentOperation"/> to wait on this long-running operation. Its <see cref="RecognizeContentOperation.Value"/> upon successful
/// completion will contain layout elements extracted from the form.</returns>
public virtual async Task <RecognizeContentOperation> StartRecognizeContentFromUriAsync(Uri formUri, RecognizeContentOptions recognizeContentOptions = default, CancellationToken cancellationToken = default)
{
Argument.AssertNotNull(formUri, nameof(formUri));
recognizeContentOptions ??= new RecognizeContentOptions();
using DiagnosticScope scope = Diagnostics.CreateScope($"{nameof(FormRecognizerClient)}.{nameof(StartRecognizeContentFromUri)}");
scope.Start();
try
{
SourcePath sourcePath = new SourcePath()
{
Source = formUri.AbsoluteUri
};
Response response = await ServiceClient.AnalyzeLayoutAsyncAsync(sourcePath, cancellationToken).ConfigureAwait(false);
string location = ClientCommon.GetResponseHeader(response.Headers, Constants.OperationLocationHeader);
return(new RecognizeContentOperation(ServiceClient, Diagnostics, location));
}
catch (Exception e)
{
scope.Failed(e);
throw;
}
}
