public static async Task VisionAnalyticsAsync(TraceWriter log, string fileURLWithSAS, ImageBatchResult imageBatchResult)
{
ComputerVisionClient computerVision = new ComputerVisionClient(new ApiKeyServiceClientCredentials(VisionSubscriptionKey),
new DelegatingHandler[] { });
computerVision.Endpoint = ComputerVisionEndpoint;
string imageURLwithoutSAS = fileURLWithSAS.Substring(0, fileURLWithSAS.IndexOf('?'));
CognitiveImageAnalysis cogniiveImageAnalysis = new CognitiveImageAnalysis {
imageURL = imageURLwithoutSAS
};
CognitiveImageTextAnalysis cognitiveImageTextAnalysis = new CognitiveImageTextAnalysis {
imageURL = imageURLwithoutSAS
};
var t1 = AnalyzeRemoteAsync(computerVision, fileURLWithSAS, cogniiveImageAnalysis);
var t2 = ExtractRemoteTextAsync(computerVision, fileURLWithSAS, log, cognitiveImageTextAnalysis);
await Task.WhenAll(t1, t2);
imageBatchResult.imageAnalyses.Add(cogniiveImageAnalysis);
imageBatchResult.imageTextAnalyses.Add(cognitiveImageTextAnalysis);
}
private static async Task AnalyzeRemoteAsync(ComputerVisionClient computerVision, string fileURLWithSAS, CognitiveImageAnalysis cognitiveImageAnalysis)
{
try
{
if (ValidateImage(1, fileURLWithSAS))
{
cognitiveImageAnalysis.imageAnalysis = await computerVision.AnalyzeImageAsync(fileURLWithSAS, features);
}
else
{
cognitiveImageAnalysis.error = "Image Validation Failed for ImageAnalysis API";
}
}
catch (Exception e)
{
if (e is ComputerVisionErrorException)
{
ComputerVisionErrorException ex = (ComputerVisionErrorException)e;
cognitiveImageAnalysis.error = ex.Message.ToString() + " due to " + ex.Response.Content;
}
else
{
cognitiveImageAnalysis.error = e.Message.ToString();
}
}
}
