Script execution

script/ImageStats.py

@@ -27,7 +27,64 @@ def get_centroid(source):
         ov = Crosshairs(Pen(java.awt.Color.ORANGE),  java.awt.Point(int(centroid[0]),int(centroid[1])), java.awt.Dimension(15,15))
         op.addOverlay(ov)
         return centroid
-        
-       
-get_centroid(image)    
+              
+
+
+class ImageStats(DeviceBase):
+    def __init__(self, name, source):
+        DeviceBase.__init__(self, source.getName() +  " stats")
+        self.com_x_samples, self.com_y_samples = [], []
+        class ComX(Readable):
+            def read(self):     
+                return mean(self.image_stats.com_x_samples)
+        self.com_x_mean = ComX(); self.com_x_mean.image_stats = self
+        class ComY(Readable):
+            def read(self):     
+                return mean(self.image_stats.com_y_samples)
+        self.com_y_mean = ComY(); self.com_y_mean.image_stats = self
+        class ComXVar(Readable):
+            def read(self):     
+                return stdev(self.image_stats.com_x_samples)
+        self.com_x_stdev = ComXVar(); self.com_x_stdev.image_stats = self
+        class ComXVar(Readable):
+            def read(self):     
+                return stdev(self.image_stats.com_y_samples)
+        self.com_y_stdev = ComXVar(); self.com_y_stdev.image_stats = self
+        set_device_alias(self.com_x_mean, name + " com x mean")
+        set_device_alias(self.com_y_mean, name + " com y mean")
+        set_device_alias(self.com_x_stdev, name + " com x stdev")
+        set_device_alias(self.com_y_stdev, name + " com y stdev")
+        self.bg_en = False
+        self.num_images = 1
+        self.initialize()        
+    
+    
+    def doUpdate(self):
+        self.com_x_samples, self.com_y_samples = [], []
+        for i in range(self.num_images):
+            self.waitNext(2000)
+            self.com_x_samples.append(self.com_x.read())
+            self.com_y_samples.append(self.com_y.read())
+
+    def setNumberOfImages(self, value):
+        self.num_images = value
+
+    def enableBackground(self, value):
+        self.bg_en = value
+        
+    def captureBackground(self, images):               
+        self.doInitialize()
+    
+    def doClose(self):        
+        pass    
+
+if __name__ == "__builtin__":
+    print get_centroid(image)    
+    
+    add_device(ImageStats("image_stats", image), True)
+    image_stats.enableBackground(False)    
+    for i in range (100):        
+        image_stats.update()        
+        print camera_tool.take(), camera_tool.com_x.read(), camera_tool.com_y.read() 
+