data writer

src/data-writer.py

@@ -99,10 +99,10 @@ class SolarMonitor:
         #height= 60
         #width=230
         #return image[top : (top + height) , left: (left + width)]
-        pt_A = [228, 392]
-        pt_B = [228, 430]
-        pt_C = [419, 424]
-        pt_D = [420, 386]
+        pt_A = [225, 394]
+        pt_B = [225, 432]
+        pt_C = [419, 426]
+        pt_D = [420, 388]
         width_AD = np.sqrt(((pt_A[0] - pt_D[0]) ** 2) + ((pt_A[1] - pt_D[1]) ** 2))
         width_BC = np.sqrt(((pt_B[0] - pt_C[0]) ** 2) + ((pt_B[1] - pt_C[1]) ** 2))
         maxWidth = max(int(width_AD), int(width_BC))
@@ -123,7 +123,7 @@ class SolarMonitor:
     def initCamera(self):
         from picamera import PiCamera
         self.camera = PiCamera(
-            resolution=(800, 600)
+            resolution=(800, 608)
         )
         self.camera.awb_mode = 'off'
         self.camera.awb_gains = (1.5, 2.0)
@@ -132,11 +132,13 @@ class SolarMonitor:
         self.camera.rotation = 180
 
     def capture(self): 
+        from picamera.array import PiRGBArray
+        rawCapture = PiRGBArray(self.camera)
         file = "images/" + str(datetime.now()) + ".jpg"
-        self.camera.capture(file, format="jpeg", quality=10)
-        print("Captured.")
-        img = cv2.imread(file)
+        self.camera.capture(rawCapture, format="bgr")
+        img = rawCapture.array
         img = self.crop(img)
+        print("Captured.")        
         return [file, img]
 
     def writeData(self, results): 
@@ -179,9 +181,8 @@ class SolarMonitor:
             print(results)
             if results:
                 self.writeData(results)
-                img = cv2.putText(img, str(results), (10, 20), cv2.FONT_HERSHEY_SIMPLEX, 0.7, (255,255,255), 2, cv2.LINE_AA)
+                img = cv2.putText(img, str(results), (75, 22), cv2.FONT_HERSHEY_SIMPLEX, 0.25, (0), 1, cv2.LINE_AA)
             cv2.imwrite(file + '_r.jpg', img, [cv2.IMWRITE_JPEG_QUALITY, 85])
-            #os.unlink(file)
             time.sleep(5)
 
 solar = SolarMonitor(test = False)