/// <summary>
/// Call Evaluate Image, to determine whether the image violates any policy
/// </summary>
/// <param name="imageContent">Image Content</param>
/// <returns>Evaluate result</returns>
public async Task<ExtractTextResult> ExtractTextAsync(ImageModeratableContent imageContent, string language = "eng", bool cacheContent = false)
{
using (var client = new HttpClient())
{
client.BaseAddress = new Uri(this.options.HostUrl);
//string urlPath = $"{this.options.ImageServicePathV2}{string.Format("/Image/DetectTextEnhanced{0}", cacheContent ? "?cacheImage=true" : string.Empty)}{"&language="}{language}";
//string urlPath = $"{this.options.ImageServicePathV2}{string.Format("/OCR{0}", cacheContent ? "?cacheImage=true" : string.Empty)}{"&language="}{language}";
//string urlPath = $"{this.options.ImageServicePathV2}{string.Format("/OCR?language={0}{1}", language, cacheContent ? "&cacheImage=true" : string.Empty)}";//{"&language="}{language}
string urlPath = string.Format("{0}/OCR?language={1}{2}", this.options.ImageServicePathV2, language,
cacheContent ? "&cacheImage=true" : string.Empty);
HttpRequestMessage message = new HttpRequestMessage(HttpMethod.Post, urlPath);
ServiceHelpers.Addkey(message, this.options.ImageServiceKey);
message.Headers.Add("language", "eng");
//message.Headers.Add("x-contentsources", "3061");
ExtractTextRequest request = new ExtractTextRequest(imageContent);
if (imageContent.BinaryContent == null)
{
message.Content = new StringContent(
JsonConvert.SerializeObject(request),
Encoding.UTF8,
"application/json");
}
else
{
message.Content = new StreamContent(imageContent.BinaryContent.Stream);
message.Content.Headers.ContentType = MediaTypeHeaderValue.Parse(imageContent.BinaryContent.ContentType);
}
return await ServiceHelpers.SendRequest<ExtractTextResult>(client, message);
}
}
/// <summary>
/// Call ExtractText method to extract the text in an image through the use of OCR
/// </summary>
/// <param name="imageContent">Image to run Extraction on</param>
/// <param name="language">Language</param>
/// <returns>Extraction result</returns>
public async Task<ExtractTextResult> ExtractTextAsync(ImageModeratableContent imageContent, string language = "eng")
{
using (var client = new HttpClient())
{
client.BaseAddress = new Uri(this.options.HostUrl);
string urlPath = string.Format("{0}/Image/ExtractText?language={1}", this.options.ImageServicePath, language);
HttpRequestMessage message = new HttpRequestMessage(HttpMethod.Post, urlPath);
ServiceHelpers.Addkey(message, this.options.ImageServiceKey);
ExtractTextRequest request = new ExtractTextRequest(imageContent);
if (imageContent.BinaryContent == null)
{
message.Content = new StringContent(
JsonConvert.SerializeObject(request),
Encoding.UTF8,
"application/json");
}
else
{
message.Content = new StreamContent(imageContent.BinaryContent.Stream);
message.Content.Headers.ContentType = MediaTypeHeaderValue.Parse(imageContent.BinaryContent.ContentType);
}
return await ServiceHelpers.SendRequest<ExtractTextResult>(client, message);
}
}