public async Task <CognitiveServicesStreamResponse> GetRestHttpStreamResponse(CognitiveServicesRequest request)
{
var response = new CognitiveServicesStreamResponse();
try
{
var httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add("Ocp-Apim-Subscription-Key", request.EndPointKey1);
var uri = request.EndPoint + request.EndPointExtension + "?" + request.RestRequestParameters;
byte[] photoBytes = new byte[request.ImageStream.Length];
request.ImageStream.Read(photoBytes, 0, photoBytes.Length);
using (var byteArrayContent = new ByteArrayContent(photoBytes))
{
byteArrayContent.Headers.ContentType =
new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
var responseMessage = await httpClient.PostAsync(uri, byteArrayContent);
var readAsByteArrayAsync = await responseMessage.Content.ReadAsByteArrayAsync();
response.RestResponse = new MemoryStream(readAsByteArrayAsync);
response.Success = true;
}
}
catch (Exception e)
{
response.FailureInformation = e.Message;
}
return(response);
}
public async Task <CognitiveServicesStringResponse> GetRestHttpStringResponse(CognitiveServicesRequest request)
{
var response = new CognitiveServicesStringResponse();
try
{
var httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Add("Ocp-Apim-Subscription-Key", request.EndPointKey1);
// Assemble the URI for the REST API method.
var uri = request.EndPoint + request.EndPointExtension + "?" + request.RestRequestParameters;
// Read the contents of the specified local image into a byte array.
byte[] photoBytes = new byte[request.ImageStream.Length];
request.ImageStream.Read(photoBytes, 0, photoBytes.Length);
// Add the byte array as an octet stream to the request body.
using (var byteArrayContent = new ByteArrayContent(photoBytes))
{
// This example uses the "application/octet-stream" content type.
// The other content types you can use are "application/json"
// and "multipart/form-data".
byteArrayContent.Headers.ContentType =
new System.Net.Http.Headers.MediaTypeHeaderValue("application/octet-stream");
// Asynchronously call the REST API method.
var responseMessage = await httpClient.PostAsync(uri, byteArrayContent);
response.RestResponse = await responseMessage.Content.ReadAsStringAsync();
response.Success = true;
}
}
catch (Exception e)
{
response.FailureInformation = e.Message;
}
return(response);
}
