vraag 21

Q2main.py

@@ -16,13 +16,14 @@ class ImageProcessor:
         return red_channel, green_channel, blue_channel
     
     def convert_to_hsv(self):
-        return hsv_image
+        hsv_image =cv2.cv2.cvtColor(self.image, cv2.COLOR_BGR2HSV)
     
 class Plotter:
     @staticmethod
     def __init__(self):
         pass
-    
+
+    @staticmethod
     def plot_image_channels(image, red, green, blue):
         fig, axes = plt.subplots(2, 2, figsize=(12,8))
 
@@ -43,12 +44,31 @@ class Plotter:
         axes[1,1].axis("off")    
 
         plt.show()
-    def plot_histograms(self, image):
-        return None
+    @staticmethod
+    def plot_histograms(red, green ,blue):
+        fig, axes = plt.subplots(1,3, figsize =(15,5))
+
+        axes[0].hist(red.ravel(), bins=256, color="red", alpha= 0.7)
+        axes[0].set_title('Red Channel Histogram')
+        axes[0].set_xlabel('Pixel Intensity')
+        axes[0].set_ylabel('Frequency')
+
+        axes[1].hist(green.ravel(), bins=256, color="green", alpha= 0.7)
+        axes[1].set_title('Green Channel Histogram')
+        axes[1].set_xlabel('Pixel Intensity')
+        axes[1].set_ylabel('Frequency')
+
+        axes[2].hist(blue.ravel(), bins=256, color="blue", alpha= 0.7)
+        axes[2].set_title('Blue Channel Histogram')
+        axes[2].set_xlabel('Pixel Intensity')
+        axes[2].set_ylabel('Frequency')
+
+        plt.show()
         
 image_path = "traffic_light_image_1.png"
 processor = ImageProcessor(image_path)
 red, green, blue = processor.get_color_channels()
 
 
-Plotter.plot_image_channels(processor.image_rgb,red,green,blue)
\ No newline at end of file
+Plotter.plot_image_channels(processor.image_rgb,red,green,blue)
+Plotter.plot_histograms(red, green, blue)
\ No newline at end of file