From 8cc19d9a54f520ea13710da1277a401b3a26eb7f Mon Sep 17 00:00:00 2001
From: Ruben <rubenvandeven@gmail.com>
Date: Sun, 12 Nov 2017 23:15:44 +0100
Subject: [PATCH] Test json output

---
 opencv-webcam-demo/opencv-webcam-demo.cpp | 78 ++++++++++++++++++++---
 1 file changed, 69 insertions(+), 9 deletions(-)

diff --git a/opencv-webcam-demo/opencv-webcam-demo.cpp b/opencv-webcam-demo/opencv-webcam-demo.cpp
index fd9636c..92e5e33 100644
--- a/opencv-webcam-demo/opencv-webcam-demo.cpp
+++ b/opencv-webcam-demo/opencv-webcam-demo.cpp
@@ -19,9 +19,9 @@
 using namespace std;
 using namespace affdex;
 
-/// <summary>
-/// Project for demoing the Windows SDK CameraDetector class (grabbing and processing frames from the camera).
-/// </summary>
+/// <summary>
+/// Project for demoing the Windows SDK CameraDetector class (grabbing and processing frames from the camera).
+/// </summary>
 int main(int argsc, char ** argsv)
 {
     namespace po = boost::program_options; // abbreviate namespace
@@ -115,8 +115,8 @@ int main(int argsc, char ** argsv)
         //Initialize detectors
         frameDetector->setDetectAllEmotions(true);
         frameDetector->setDetectAllExpressions(true);
-        frameDetector->setDetectAllEmojis(true);
-        frameDetector->setDetectAllAppearances(true);
+        frameDetector->setDetectAllEmojis(false);
+        frameDetector->setDetectAllAppearances(false);
         frameDetector->setClassifierPath(DATA_FOLDER);
         frameDetector->setImageListener(listenPtr.get());
         frameDetector->setFaceListener(faceListenPtr.get());
@@ -153,6 +153,7 @@ int main(int argsc, char ** argsv)
         frameDetector->start();
 
         do{
+
             cv::Mat img;
             if (!webcam.read(img))    //Capture an image from the camera
             {
@@ -184,13 +185,15 @@ int main(int argsc, char ** argsv)
                     listenPtr->draw(faces, frame);
                 }
 
-                std::cerr << "timestamp: " << frame.getTimestamp()
-                    << " cfps: " << listenPtr->getCaptureFrameRate()
-                    << " pfps: " << listenPtr->getProcessingFrameRate()
-                    << " faces: " << faces.size() << endl;
+                // std::cerr << "timestamp: " << frame.getTimestamp()
+                //     << " cfps: " << listenPtr->getCaptureFrameRate()
+                //     << " pfps: " << listenPtr->getProcessingFrameRate()
+                //     << " faces: " << faces.size() << endl;
 
                 //Output metrics to the file
                 //listenPtr->outputToFile(faces, frame.getTimestamp());
+                
+                std:cout << getAsJson(faces, frame.getTimestamp()) << std::endl;
             }
 
 
@@ -227,3 +230,60 @@ int main(int argsc, char ** argsv)
 
     return 0;
 }
+
+std::string getAsJson(const std::map<FaceId, Face> faces, const double timeStamp)
+{
+    std::stringstream ss;
+    ss << "{" << "'t':" << timeStamp << ",";
+    ss << "'faces':[";
+
+    int i(0);
+
+    for (auto & face_id_pair : faces)
+    {
+        Face f = face_id_pair.second;
+
+        if(i > 0) { ss << ","; }
+        i++
+
+        ss << "{";
+
+        // fStream << timeStamp << ","
+        //     << f.id << ","
+        //     << f.measurements.interocularDistance << ","
+        //     << glassesMap[f.appearance.glasses] << ","
+        //     << ageMap[f.appearance.age] << ","
+        //     << ethnicityMap[f.appearance.ethnicity] << ","
+        //     << genderMap[f.appearance.gender] << ","
+        //     << affdex::EmojiToString(f.emojis.dominantEmoji) << ",";
+
+        float *values = (float *)&f.measurements.orientation;
+        for (std::string angle : affdex::PlottingImageListener.headAngles)
+        {
+            ss << "'" << angle << "':"  (*values) << ",";
+            values++;
+        }
+
+        values = (float *)&f.emotions;
+        for (std::string emotion : affdex::PlottingImageListener.emotions)
+        {
+            ss << "'" << emotion << "':"  (*values) << ",";
+            values++;
+        }
+
+        values = (float *)&f.expressions;
+        for (std::string expression : affdex::PlottingImageListener.expressions)
+        {
+            ss << "'" << expression << "':"  (*values) << ",";
+            values++;
+        }
+
+        ss << "'ioDistance':"<< f.measurements.interocularDistance << ",";
+        ss << "'id':"<< f.id;
+        ss << "}";
+    }
+
+    ss << "]"; // faces
+    ss << "}";
+    return ss.str();
+}