carakter

tools/remove_checkerboard.py

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+from PIL import Image
+
+def remove_checkerboard(input_path, output_path):
+    """Remove gray/white checkerboard pattern and make background transparent"""
+    
+    img = Image.open(input_path).convert('RGBA')
+    pixels = img.load()
+    width, height = img.size
+    
+    print(f"Image size: {width}x{height}")
+    
+    modified = 0
+    for y in range(height):
+        for x in range(width):
+            r, g, b, a = pixels[x, y]
+            
+            # Skip if already transparent
+            if a == 0:
+                continue
+            
+            # Check if pixel is grayscale (R ≈ G ≈ B)
+            is_grayscale = abs(r - g) < 20 and abs(g - b) < 20 and abs(r - b) < 20
+            brightness = (r + g + b) / 3
+            
+            should_remove = False
+            
+            # Remove checkerboard grays (common values: 204, 153, 192, 128, 255)
+            if is_grayscale and brightness > 100:
+                should_remove = True
+            
+            # Remove very bright pixels
+            if brightness > 200:
+                should_remove = True
+            
+            # Remove pure white
+            if r > 240 and g > 240 and b > 240:
+                should_remove = True
+            
+            if should_remove:
+                pixels[x, y] = (r, g, b, 0)  # Make transparent
+                modified += 1
+    
+    img.save(output_path, 'PNG')
+    print(f"✅ Processed! Removed {modified} background pixels")
+    print(f"📁 Saved to: {output_path}")
+
+if __name__ == "__main__":
+    # Use the ORIGINAL image you uploaded
+    input_file = r"C:\Users\hipod\.gemini\antigravity\brain\70050185-4972-4413-9765-559b6f2ad1cc\uploaded_image_1765710182006.jpg"
+    output_file = r"c:\novafarma\assets\sprites\player_walking_clean.png"
+    
+    remove_checkerboard(input_file, output_file)