public static async Task <ImageInsights> ProcessImageAsync(Func <Task <Stream> > imageStreamCallback, string imageId)
{
VisualFeature[] DefaultVisualFeaturesList = new VisualFeature[] { VisualFeature.Tags, VisualFeature.Description };
var imageAnalysisResult = await VisionServiceHelper.AnalyzeImageAsync(imageStreamCallback, DefaultVisualFeaturesList);
ImageInsights result = new ImageInsights
{
ImageId = imageId,
Caption = imageAnalysisResult.Description.Captions[0].Text,
Tags = imageAnalysisResult.Tags.Select(t => t.Name).ToArray()
};
return(result);
}
// Step 2: Create the ProcessImageAsync method:
public static async Task <ImageInsights> ProcessImageAsync(Func <Task <Stream> > imageStreamCallback, string imageId)
{
// Step 3: Set up an array that we'll fill in over the course of the processor:
VisualFeature[] DefaultVisualFeaturesList = new VisualFeature[] { VisualFeature.Tags, VisualFeature.Description };
// Step 4: Call the Computer Vision service and store the results in imageAnalysisResult:
var imageAnalysisResult = await VisionServiceHelper.AnalyzeImageAsync(imageStreamCallback, DefaultVisualFeaturesList);
// Step 5: Create an entry in ImageInsights:
ImageInsights result = new ImageInsights
{
ImageId = imageId,
Caption = imageAnalysisResult.Description.Captions[0].Text,
Tags = imageAnalysisResult.Tags.Select(t => t.Name).ToArray()
};
// Step 6: Return results:
return(result);
}