public static bool InitializeRecognizer(VHubBackendStartParam pa)
{
var bInitialized = true;
var x = MLLRInstance.Current;
if (!Object.ReferenceEquals(x, null))
{
/// <remarks>
/// To implement your own image recognizer, please obtain a connection Guid by contacting [email protected]
/// </remarks>
//x.RegisterAppInfo(new Guid("B1380F80-DD03-420C-9D0E-2CAA04B6E24D"), "0.0.0.1");
Guid providerGUID = new Guid(providerGuidStr);
//Guid providerGUID = new Guid("843EF294-C635-42DA-9AD8-E79E82F9A357");
x.RegisterAppInfo(providerGUID, "0.0.0.1");
Logger.Log(LogLevel.Info, "****************** Register TeamName: " + providerName + " provider GUID: " + providerGUID.ToString() + " domainName: " + domainName);
Func <Guid, int, RecogRequest, RecogReply> del = PredictionFunc;
/// <remarks>
/// Register your prediction function here.
/// </remarks>
x.RegisterClassifierCS(domainName, Path.Combine(rootDir, "logo.jpg"), 100, del);
}
else
{
bInitialized = false;
}
return(bInitialized);
}
public void Start()
{
var curDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
var usePort = VHubSetting.RegisterServicePort;
var savedatadir = Path.Combine(curDir, "savedata");
if (!Directory.Exists(savedatadir))
{
Directory.CreateDirectory(savedatadir);
}
var gatewayServers = new string[] { "vm-hubr.trafficmanager.net" };
var rootdir = Path.Combine(curDir, "Data");
// prepare parameters for registering this recognition instance to vHub gateway
var startParam = new VHubBackendStartParam();
/// Add traffic manager gateway, see http://azure.microsoft.com/en-us/services/traffic-manager/,
/// Gateway that is added as traffic manager will be repeatedly resovled via DNS resolve
foreach (var gatewayServer in gatewayServers)
{
if (!(StringTools.IsNullOrEmpty(gatewayServer)))
{
startParam.AddOneTrafficManager(gatewayServer, usePort);
}
}
;
Logger.Log(LogLevel.Info, "Local instance started and registered to " + gatewayServers[0]);
Logger.Log(LogLevel.Info, "Current working directory: " + Directory.GetCurrentDirectory());
RemoteInstance.StartLocal(serviceName, startParam,
() => new MLLRInstance(savedatadir, rootdir));
}
public static RecogReply PredictionFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
byte[] data = req.Data;
byte[] dataType = System.Text.Encoding.UTF8.GetBytes("mllr");
Guid dataID = BufferCache.HashBufferAndType(data, dataType);
string dataFileName = dataID.ToString() + ".mllr";
string filename = Path.Combine(saveDataDir, dataFileName);
if (!File.Exists(filename))
{
FileTools.WriteBytesToFileConcurrent(filename, data);
}
Directory.SetCurrentDirectory(rootDir);
var processStartInfo = new ProcessStartInfo
{
FileName = @"main.bat",
Arguments = filename,
UseShellExecute = false
};
var process = Process.Start(processStartInfo);
process.WaitForExit();
string resultString = "";
if (File.Exists(filename + ".mllr"))
{
resultString = File.ReadAllText(filename + ".mllr");
}
File.Delete(filename);
File.Delete(filename + ".mllr");
numDataProcessed++;
Logger.Log(LogLevel.Info, "Data " + numDataProcessed + ": " + resultString);
return(VHubRecogResultHelper.FixedClassificationResult(resultString, resultString));
}
