// For Video Analysis
public List <LabelDetection> GetDetectedLabelsVideo(string jobId, string target, out string message)
{
string outMessage = String.Empty;
var response = _client.GetLabelDetectionAsync(new GetLabelDetectionRequest
{
JobId = jobId
}).Result;
if (response.JobStatus.Value.ToUpper() == "IN_PROGRESS")
{
while (response.JobStatus.Value.ToUpper() != "SUCCEEDED")
{
Thread.Sleep(1000);
response = _client.GetLabelDetectionAsync(new GetLabelDetectionRequest
{
JobId = jobId
}).Result;
}
if (response.JobStatus.Value.ToUpper() == "SUCCEEDED")
{
response = _client.GetLabelDetectionAsync(new GetLabelDetectionRequest
{
JobId = jobId
}).Result;
}
}
foreach (var label in response.Labels)
{
//Console.WriteLine($"{label.Label.Name} at {label.Timestamp} {label.Label.Confidence} %");
if (label.Label.Name.Contains(target, StringComparison.InvariantCultureIgnoreCase))
{
outMessage = outMessage = "The Object '" + target.ToUpper() + "' in your watchlist has been found in live stream with '" + Convert.ToInt32(label.Label.Confidence) + "%' confidence.";
break;
}
}
message = (outMessage == "" || outMessage == null)? "The Object '" + target.ToUpper() + "' in your watchlist has not been found in live stream." : outMessage;
LogResponse(GetIndentedJson(response), "GetDetectedLabelsVideo");
return(response.Labels);
}
/// <summary>
/// A simple function that takes a string and does a ToUpper
/// </summary>
/// <param name="input"></param>
/// <param name="context"></param>
/// <returns></returns>
public async Task <APIGatewayProxyResponse> FunctionHandler(APIGatewayProxyRequest request, ILambdaContext context)
{
var rekognitionClient = new AmazonRekognitionClient(Amazon.RegionEndpoint.USEast2);
var tags = Table.LoadTable(client, "TagItAwayTags");
var id = request.QueryStringParameters["id"];
var labelDetectionRequest = new GetLabelDetectionRequest
{
JobId = id
};
var result = await rekognitionClient.GetLabelDetectionAsync(labelDetectionRequest);
return(new APIGatewayProxyResponse
{
StatusCode = 200,
Body = JsonConvert.SerializeObject(result.Labels),
Headers = new Dictionary <string, string> {
{ "Access-Control-Allow-Origin", "*" }
}
});
}
public async Task StartAnalyzingVideosAsync(string key, string bucketName)
{
string startJobID = string.Empty;
StartLabelDetectionRequest startLabelDetectionRequest = new StartLabelDetectionRequest
{
Video = new Video
{
S3Object = new S3Object
{
Bucket = bucketName,
Name = key
}
},
MinConfidence = 50
};
var startLabelDetectionResponse = await client.StartLabelDetectionAsync(startLabelDetectionRequest);
if (startLabelDetectionResponse != null)
{
startJobID = startLabelDetectionResponse.JobId;
}
Console.WriteLine("Analysis of {0} has started. Waiting 20 seconds to check status.", key);
GetLabelDetectionRequest labelDetectionRequest = new GetLabelDetectionRequest()
{
JobId = startJobID
};
System.Threading.Thread.Sleep(20000);
bool isPackage = false;
bool isComplete = false;
// while job is not "successful"
while (!isComplete)
{
GetLabelDetectionResponse labelDetectionResponse = await client.GetLabelDetectionAsync(labelDetectionRequest);
if (labelDetectionResponse.JobStatus == VideoJobStatus.SUCCEEDED)
{
isComplete = true;
Console.WriteLine("Job status is: " + labelDetectionResponse.JobStatus);
foreach (var label in labelDetectionResponse.Labels)
{
if (label.Label.Name.Equals("Package Delivery") || label.Label.Name.Equals("Carton") || label.Label.Name.Equals("Box"))
{
isPackage = true;
break;
}
}
}
if (isPackage)
{
break;
}
Console.WriteLine("Still analyzing...");
System.Threading.Thread.Sleep(20000);
}
AmazonSimpleNotificationServiceClient snsClient = new AmazonSimpleNotificationServiceClient(Amazon.RegionEndpoint.USEast1);
if (isPackage)
{
string ARN = "arn:aws:sns:us-east-1:207457486405:PackageDelivery";
PublishRequest pubRequest = new PublishRequest
{
TopicArn = ARN,
Message = "You have a delivery."
};
await snsClient.PublishAsync(pubRequest);
Console.WriteLine("You have a delivery!");
}
else
{
Console.WriteLine("Someone's at your door but there is no delivery");
}
}
