public static RecogReply PredictionFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
byte[] imgBuf = req.Data;
byte[] imgType = System.Text.Encoding.UTF8.GetBytes("jpg");
Guid imgID = BufferCache.HashBufferAndType(imgBuf, imgType);
string imgFileName = imgID.ToString() + ".jpg";
string filename = Path.Combine(saveImageDir, imgFileName);
if (!File.Exists(filename))
{
FileTools.WriteBytesToFileConcurrent(filename, imgBuf);
}
Stopwatch timer = Stopwatch.StartNew();
CaffeModel.SetDevice(gpu);
string resultString = predictor.Predict(filename);
timer.Stop();
File.Delete(filename);
numImageRecognized++;
Console.WriteLine("Image {0}:{1}:{2}: {3}", numImageRecognized, imgFileName, timer.Elapsed, resultString);
return(VHubRecogResultHelper.FixedClassificationResult(resultString, resultString));
}
public static RecogReply PredictionFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
byte[] imgBuf = req.Data;
using (var ms = new MemoryStream(imgBuf))
using (var img = (Bitmap)Bitmap.FromStream(ms))
{
string result = caffePredictor.Predict(img, cmd.topK, cmd.confThreshold);
numDataProcessed++;
Console.WriteLine("Image {0}: {1}", numDataProcessed, result);
return(VHubRecogResultHelper.FixedClassificationResult(result, result));
}
}
public static RecogReply PredictionFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
byte[] imgBuf = req.Data;
byte[] imgType = System.Text.Encoding.UTF8.GetBytes("jpg");
Guid imgID = BufferCache.HashBufferAndType(imgBuf, imgType);
string imgFileName = imgID.ToString() + ".jpg";
string resultString = "";
try
{
string filename = Path.Combine(saveImageDir, imgFileName);
if (!File.Exists(filename))
{
FileTools.WriteBytesToFileConcurrent(filename, imgBuf);
}
Directory.SetCurrentDirectory(rootDir);
var processStartInfo = new ProcessStartInfo
{
FileName = @"main.bat",
Arguments = filename,
//RedirectStandardOutput = true,
UseShellExecute = false
};
var process = Process.Start(processStartInfo);
//var resultString = process.StandardOutput.ReadToEnd();
process.WaitForExit();
if (File.Exists(filename + ".caption"))
{
resultString = File.ReadAllLines(filename + ".caption")[0];
}
File.Delete(filename);
File.Delete(filename + "_1.txt");
File.Delete(filename + "_1.txt.detections.prec.txt");
File.Delete(filename + "_1.txt.detections.sc.txt");
File.Delete(filename + "_1.txt.img.dmsm.fea");
File.Delete(filename + ".caption");
}
catch (Exception e)
{
Logger.Log(LogLevel.Error, e.Message);
resultString = "Service exception. Please try again.";
}
numImageRecognized++;
Console.WriteLine("Image {0}: {1}", numImageRecognized, resultString);
return(VHubRecogResultHelper.FixedClassificationResult(resultString, resultString));
}
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,
//RedirectStandardOutput = true,
UseShellExecute = false
};
var process = Process.Start(processStartInfo);
//var resultString = process.StandardOutput.ReadToEnd();
process.WaitForExit();
string resultString = "";
if (File.Exists(filename + ".mllr"))
{
resultString = File.ReadAllText(filename + ".mllr");
}
File.Delete(filename);
File.Delete(filename + ".mllr");
numDataProcessed++;
Console.WriteLine("Data {0}: {1}", numDataProcessed, resultString);
return(VHubRecogResultHelper.FixedClassificationResult(resultString, resultString));
}
public static RecogReply PredictionFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
byte[] imgBuf = req.Data;
byte[] imgType = System.Text.Encoding.UTF8.GetBytes("jpg");
Guid imgID = BufferCache.HashBufferAndType(imgBuf, imgType);
string imgFileName = imgID.ToString() + ".jpg";
string filename = Path.Combine(saveImageDir, imgFileName);
if (!File.Exists(filename))
{
FileTools.WriteBytesToFileConcurrent(filename, imgBuf);
}
string result_words = wordDetector.DetectWords(filename);
string result_feature = wordDetector.ExtractFeature(filename);
string resultString = result_words + "\n" + result_feature;
File.Delete(filename);
numImageRecognized++;
Console.WriteLine("Image {0}: {1}", numImageRecognized, resultString);
return(VHubRecogResultHelper.FixedClassificationResult(resultString, resultString));
}
public static RecogReply QueryFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
var resultString = "Unknown";
return(VHubRecogResultHelper.FixedClassificationResult(resultString, resultString));
}
public static RecogReply PredictionFunc(Guid id, int timeBudgetInMS, RecogRequest req)
{
Dictionary <string, string> cmdDict;
try
{
string request = Encoding.Default.GetString(req.Data);
cmdDict = request.Split(';')
.Select(x => x.Split(':'))
.ToDictionary(f => f[0].Trim(), f => f[1].Trim(), StringComparer.OrdinalIgnoreCase);
}
catch
{
string msg = "Invalid request.";
return(VHubRecogResultHelper.FixedClassificationResult(msg, msg));
}
string cmd = cmdDict["cmd"];
string serviceGuid = cmdDict["serviceGuid"];
string result = string.Empty;
if (string.Compare(cmd, "Start", true) == 0 || string.Compare(cmd, "Resume", true) == 0)
{
int instanceNum = Convert.ToInt32(cmdDict["instanceNum"]);
Evaluator evaluator = dictEvaluator.GetOrAdd(serviceGuid, guid =>
{
var eval = new Evaluator(gateWay, guid, evalSetting);
Task.Run(async() =>
{
bool isResume = string.Compare(cmd, "Resume", true) == 0;
await eval.Eval(instanceNum, eval.cancellationTokenSource.Token, isResume);
})
.ContinueWith(task =>
{
Evaluator value;
dictEvaluator.TryRemove(guid, out value);
// dispose cancellationTokenSource
value.cancellationTokenSource.Dispose();
});
return(eval);
});
result = string.Format("Evaluation started for service: {0}.", serviceGuid);
}
else if (string.Compare(cmd, "Cancel", true) == 0)
{
Evaluator evaluator;
if (dictEvaluator.TryGetValue(serviceGuid, out evaluator))
{
evaluator.cancellationTokenSource.Cancel();
result = string.Format("Evaluation is being cancelled.");
}
else
{
result = string.Format("Evaluation is not running.");
}
}
else if (string.Compare(cmd, "Check", true) == 0)
{
Evaluator evaluator;
if (dictEvaluator.TryGetValue(serviceGuid, out evaluator))
{
TimeSpan span = DateTime.UtcNow - evaluator.timeStart;
result = string.Format("{0}: processed: {1}, succeeded: {2} / {3}, throughput: {4:F2} images/sec", serviceGuid, evaluator.TriedNumOfImages, evaluator.SucceededNumOfImages, evaluator.TotalNumOfImages,
(float)evaluator.TriedNumOfImages / span.TotalSeconds);
}
else
{
result = string.Format("Evaluation for service {0} is not found", serviceGuid);
}
}
else if (string.Compare(cmd, "List", true) == 0)
{
var lines = dictEvaluator.Select(kv =>
{
TimeSpan span = DateTime.UtcNow - kv.Value.timeStart;
var evaluator = kv.Value;
return(string.Format("{0}: processed: {1}, succeeded: {2} / {3}, throughput: {4:F2} images/sec", kv.Key, evaluator.TriedNumOfImages, evaluator.SucceededNumOfImages, evaluator.TotalNumOfImages,
(float)kv.Value.TriedNumOfImages / span.TotalSeconds));
});
result = string.Join("\n", lines);
}
else
{
result = string.Format("Request is not supported: {0}", cmd);
}
Console.WriteLine(result);
return(VHubRecogResultHelper.FixedClassificationResult(result, result));
}