Update filters.py

filters.py

@@ -10,7 +10,7 @@ def original(image):
 def grayscale(image):
     return cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
 
-@registry.register("Gaussian Blur", kernel_size=15)
+@registry.register("Gaussian Blur", defaults={'kernel_size': 15}, min_vals={'kernel_size': 3}, max_vals={'kernel_size': 31}, step_vals={'kernel_size': 2})
 def gaussian_blur(image, kernel_size: int = 15):
     return cv2.GaussianBlur(image, (kernel_size, kernel_size), 0)
 
@@ -31,15 +31,11 @@ def sepia(image):
     ])
     return cv2.transform(image, kernel)
 
-@registry.register("Edge Enhance", intensity=1.5)
+@registry.register("Edge Enhance", defaults={'intensity': 1.5}, min_vals={'intensity': 0.5}, max_vals={'intensity': 5.0}, step_vals={'intensity': 0.1})
 def edge_enhance(image, intensity: float = 1.5):
     kernel = np.array([
         [-1 * intensity, -1 * intensity, -1 * intensity],
         [-1 * intensity,  9 * intensity, -1 * intensity],
         [-1 * intensity, -1 * intensity, -1 * intensity]
     ])
-    return cv2.filter2D(image, -1, kernel)
-
-@registry.register("Adjust Contrast", alpha=1.5)
-def adjust_contrast(image, alpha: float = 1.5):
-    return cv2.convertScaleAbs(image, alpha=alpha, beta=0)
+    return cv2.filter2D(image, -1, kernel)