private List <Command> BuildCommands()
{
var cmds = new List <Command>();
// Add and retain the supported cognitive service options so we can build out the specific options for each one
var cvCmd = new Command("-cv", "Use the Computer Vision Cognitive Service");
cvCmd.AddAlias($"--{cvName}");
cvCmd.AddOption(new Option <FileInfo>(new string[] { "-f", "--filename" }, "File to read as input for the operation"));
cvCmd.Handler = CommandHandler.Create <ComputerVisionOptions>(async options =>
{
var handler = new ComputerVisionHandler(options);
var result = await handler.ExecuteAsync();
return(result ? 0 : 1);
});
cmds.Add(cvCmd);
var taCmd = new Command("-ta", "Use the Text Analytics Cognitive Service");
taCmd.AddAlias($"--{taName}");
taCmd.AddOption(new Option <bool>(new string[] { "-sa", "--sentiment-analysis" }, () => { return(true); }, "Perform sentiment analysis"));
taCmd.AddOption(new Option <bool>(new string[] { "-ka", "--keyphrase-analysis" }, () => { return(false); }, "Perform keyphrase analysis"));
taCmd.AddOption(new Option <bool>(new string[] { "-ld", "--language-detection" }, () => { return(false); }, "Perform language detection"));
taCmd.AddOption(new Option <string>(new string[] { "-txt", "--text-to-analyse" }, "The text to analyse"));
taCmd.AddOption(new Option <FileInfo>(new string[] { "-f", "--filename" }, "File to read as input for the operation"));
taCmd.Handler = CommandHandler.Create <TextAnalyticsOptions>(async options =>
{
var handler = new TextAnalyticHandler(options);
var result = await handler.ExecuteAsync();
return(result ? 0 : 1);
});
cmds.Add(taCmd);
return(cmds);
}
public static string Run(
[QueueTrigger("imagestoanalyze", Connection = StorageConnectionString)] string blobNameInQueue,
[Blob("images/{queueTrigger}", FileAccess.Read, Connection = StorageConnectionString)] Stream blob,
TraceWriter log)
{
var result = new JObject {
{ "file", blobNameInQueue }
};
log.Info("Started ImageAnalyzer function.");
var computerVisionApiKey = CloudConfigurationManager.GetSetting("ComputerVisionApiKey");
using (blob)
{
log.Info($"Starting computer vision analysis for {blobNameInQueue}...");
byte[] image = ReadStream(blob);
var computerVision = new ComputerVisionHandler(computerVisionApiKey);
var analysisResult = computerVision.AnalyzeImage(image).Result;
result.Add("computer vision", analysisResult);
log.Info($"Completed computer vision analysis for {blobNameInQueue}.");
}
log.Info($"ImageAnalyzer completed for {blobNameInQueue}.");
return(result.ToString(Formatting.Indented));
}
