public void Update()
{
if (!Inputs.Any())
{
return;
}
if ((bool)Inputs.Last().Value)
{
var httpRequest = (HttpWebRequest)WebRequest.CreateHttp(description.QueryUrl);
httpRequest.Method = "POST";
httpRequest.Accept = "application/json";
httpRequest.ContentType = "application/json";
if (!string.IsNullOrWhiteSpace(description.FToken))
{
httpRequest.Headers.Add("Authorization", "Bearer " + description.FToken);
}
var inputs = "{";
foreach (var input in Inputs.Cast <MyPin>().SkipLast(1))
{
if (input.Type == typeof(IImage))
{
inputs += "\"" + input.OriginalName + "\": \"data:image/jpeg;base64,";
var skImage = Imaging.FromImage((IImage)input.Value, false);
var jpg = skImage.Encode(SKEncodedImageFormat.Jpeg, 100).ToArray();
var base64 = Convert.ToBase64String(jpg);
inputs += base64 + "\", ";
}
else if (input.Type == typeof(Spread <float>)) //vector
{
var v = (Spread <float>)input.Value;
inputs += "\"" + input.OriginalName + "\": [" + string.Join(", ", v) + "], ";
}
else
{
inputs += "\"" + input.OriginalName + "\": " + GetValue(input.Value.ToString()) + ", ";
}
}
inputs = inputs.TrimEnd(new char[2] {
',', ' '
}) + "}";
var data = Encoding.UTF8.GetBytes(inputs);
httpRequest.GetRequestStream().Write(data, 0, data.Length);
var rstream = httpRequest.GetResponse().GetResponseStream();
string modelInfo = "";
using (var reader = new StreamReader(rstream, Encoding.UTF8, true, 0x1000, leaveOpen: true))
{
modelInfo = reader.ReadToEnd();
}
dynamic model = JsonConvert.DeserializeObject(modelInfo);
foreach (var output in Outputs.Cast <MyPin>())
{
if (output.Type == typeof(string))
{
output.Value = model[output.OriginalName].ToString();
}
else if (output.Type == typeof(int))
{
output.Value = (int)model[output.OriginalName];
}
else if (output.Type == typeof(float))
{
output.Value = (float)model[output.OriginalName];
}
else if (output.Type == typeof(IEnumerable <RectangleF>)) //array
{
var rects = new List <RectangleF>();
foreach (var rect in model[output.OriginalName])
{
var x = (float)rect[0];
var y = (float)rect[1];
var width = (float)rect[2] - x;
var height = (float)rect[3] - y;
rects.Add(new RectangleF(x, y, width, height));
}
output.Value = (IEnumerable <RectangleF>)rects;
}
else if (output.Type == typeof(IEnumerable <float>))
{
var floats = new List <float>();
foreach (var f in model[output.OriginalName])
{
floats.Add((float)f);
}
output.Value = (IEnumerable <float>)floats;
}
else if (output.Type == typeof(IEnumerable <string>))
{
var texts = new List <string>();
foreach (var t in model[output.OriginalName])
{
texts.Add((string)t);
}
output.Value = (IEnumerable <string>)texts;
}
else if (output.Type == typeof(IImage))
{
string result = model[output.OriginalName].ToString();
var base64 = result.Split(',').LastOrDefault();
var jpg = Convert.FromBase64String(base64);
var skImage = SKImage.FromEncodedData(jpg);
output.Value = Imaging.ToImage(skImage);
}
else if (output.Type == typeof(IEnumerable <IEnumerable <Vector2> >))
{
var landmarks = new List <List <Vector2> >();
foreach (var lm in model[output.OriginalName])
{
var points = new List <Vector2>();
foreach (var p in lm)
{
points.Add(new Vector2((float)p[0], (float)p[1]));
}
landmarks.Add(points);
}
output.Value = landmarks;
}
}
}
}
