calibration

ephimera/ephimera.pde

@@ -1,37 +1,60 @@
 import processing.io.*;
 import processing.serial.*;
-import processing.video.*;
-import processing.serial.*;
+//import processing.video.*;
+import gohai.glvideo.*;
 
 Serial port;
-Capture video;
+
+// ----------------------- camera ---------------------------------------------------------------------------------
+//Capture video;
+GLCapture video;
 PImage img;
+boolean countingColors = false, makeBackup = false, takePicture = true;
+int videoWidth = 480;
+int videoHeight = 240;
 
-int videoWidth = 640;
-int videoHeight = 480;
 int sending = 0;
 
 void setup() {
-  size(640, 480, P2D);
+  size(480, 240, P2D);
   frameRate(2);
   colorMode(HSB, 100, 100, 100);
 
   String portName = Serial.list()[0];
   port = new Serial(this, portName, 9600);
   
-  video = new Capture(this, width, height);
+  String[] cameras = GLCapture.list();
+  video = new GLCapture(this, cameras[0], width, height, 30);
   video.start();  
   
+  GPIO.pinMode(4, GPIO.INPUT); 
+  
+// video = new Capture(this, width, height);
+// video.start();  
+  
   background(0);
+
 }
 
-void draw() { 
-  ephPercentage();
+void draw() {   
+  ephPercentage(); 
+  
+  if (GPIO.digitalRead(4) == GPIO.LOW && takePicture == true){
+    takePicture = false;
+    video.pause();
+    delay(4000);
+    makePicture(); 
+  }  
+  if(GPIO.digitalRead(4) == GPIO.HIGH && takePicture == false){ 
+    takePicture = true;     
+    video.start();
+  }
+  
 }
 
 void keyPressed() {
   if (key == 'S' || key == 's') {
-    video.stop();
+    video.pause();
     makePicture();
   }
   if (key == 'B' || key == 'b') {
@@ -40,4 +63,4 @@ void keyPressed() {
   if (key == 'G' || key == 'g') {
     video.start();
   } 
-}
+}

ephimera/frames.pde

@@ -3,7 +3,7 @@ void makePicture() {
   img = loadImage("shot.gif");
   //ephPercentage();
   ephSerial();
-  video.start();
+  //video.start();
 }
 
 void backupFrame() {
@@ -13,4 +13,4 @@ void backupFrame() {
     nf(hour(), 2) + nf(minute(), 2) + nf(second(), 2) +
     ".gif");
   println("color count image saved");
-}
+}

ephimera/percentage.pde

@@ -7,6 +7,7 @@ byte[] colorByteValues = {0, 0, 0, 0, 0, 0, 0, 0};
 int colorsN = colorValues.length;
 float colorsRange = float(100)/float(colorsN-2);
 
+
 void ephPercentage() {
 
   if (video.available()) {
@@ -36,11 +37,11 @@ void ephPercentage() {
         // if greater then 80% increace white counter,
         // if lower then 20% increace black counter,
         // otherwise increase color counters
-        if(briVal > 20 && briVal < 80) {
-          colorValues[constrain(int(hueVal/colorsRange),0,colorsN-3)]++;
+        if(briVal > 20 && briVal < 99) {
+          colorValues[hueCal(hueVal)]++;
         } else if(briVal <= 20) {
           colorValues[colorsN-2]++;
-        } else if(briVal >= 80) {
+        } else if(briVal >= 99) {
           colorValues[colorsN-1]++;
         }
 
@@ -66,3 +67,16 @@ void ephPercentage() {
     rect(0, 5*(colorsN-1)+5, map(colorValues[colorsN-1]/(cellN/100),0,100,0,width), 5);
   }
 }
+
+int hueCal(float val){
+  int result = 0;
+  if(val<11){result = 0;}
+  if(val>=11 && val<22){result = 1;}
+  if(val>=22 && val<44){result = 2;}
+  if(val>=44 && val<56){result = 3;}  
+  if(val>=56 && val<80){result = 4;} 
+  if(val>=80){result = 5;} 
+  //if(val>=90){result = 0;}    
+  
+ return result;
+}