Cognitive-Samples-VideoFram.../Windows/LiveCameraSample/Aggregation.cs
2016-07-08 00:24:00 -07:00

81 lines
3.5 KiB
C#

//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license.
//
// Microsoft Cognitive Services: http://www.microsoft.com/cognitive
//
// Microsoft Cognitive Services Github:
// https://github.com/Microsoft/Cognitive
//
// Copyright (c) Microsoft Corporation
// All rights reserved.
//
// MIT License:
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED ""AS IS"", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.ProjectOxford.Emotion.Contract;
using Microsoft.ProjectOxford.Face.Contract;
namespace LiveCameraSample
{
internal class Aggregation
{
public static Tuple<string, float> GetDominantEmotion(Scores scores)
{
float maxScore = 0;
string dominant = "";
if (scores.Anger > maxScore) { maxScore = scores.Anger; dominant = "Anger"; }
if (scores.Contempt > maxScore) { maxScore = scores.Contempt; dominant = "Contempt"; }
if (scores.Disgust > maxScore) { maxScore = scores.Disgust; dominant = "Disgust"; }
if (scores.Fear > maxScore) { maxScore = scores.Fear; dominant = "Fear"; }
if (scores.Happiness > maxScore) { maxScore = scores.Happiness; dominant = "Happiness"; }
if (scores.Neutral > maxScore) { maxScore = scores.Neutral; dominant = "Neutral"; }
if (scores.Sadness > maxScore) { maxScore = scores.Sadness; dominant = "Sadness"; }
if (scores.Surprise > maxScore) { maxScore = scores.Surprise; dominant = "Surprise"; }
return new Tuple<string, float>(dominant, maxScore);
}
public static string SummarizeEmotion(Scores scores)
{
var bestEmotion = Aggregation.GetDominantEmotion(scores);
return string.Format("{0}: {1:N1}", bestEmotion.Item1, bestEmotion.Item2);
}
public static string SummarizeFaceAttributes(FaceAttributes attr)
{
List<string> attrs = new List<string>();
if (attr.Gender != null) attrs.Add(attr.Gender);
if (attr.Age > 0) attrs.Add(attr.Age.ToString());
if (attr.HeadPose != null)
{
// Simple rule to estimate whether person is facing camera.
bool facing = Math.Abs(attr.HeadPose.Yaw) < 25;
attrs.Add(facing ? "facing camera" : "not facing camera");
}
return string.Join(", ", attrs);
}
}
}