Place the insect onto the yellow background

app.py

@@ -142,22 +142,14 @@ def extract_and_paste_insect(original_image: np.ndarray, detection: DetectionRes
     insect_crop = original_image[ymin:ymax, xmin:xmax]
     mask_crop = mask[ymin:ymax, xmin:xmax]
 
-    # Create an all-yellow background
-    yellow_background = np.full_like(insect_crop, (0, 255, 255), dtype=np.uint8)
-
-    # Extract insect using the mask
+    # Ensure that we keep the original colors of the insect
     insect = cv2.bitwise_and(insect_crop, insect_crop, mask=mask_crop)
 
-    # Prepare the area on the background to accept the insect
-    bg_region = yellow_background.copy()
-    inverse_mask = cv2.bitwise_not(mask_crop)
-    bg_ready = cv2.bitwise_and(bg_region, bg_region, mask=inverse_mask)
-
-    # Combine the insect with the prepared area
-    combined = cv2.add(insect, bg_ready)
+    x_offset, y_offset = xmin, ymin
+    x_end, y_end = x_offset + insect.shape[1], y_offset + insect.shape[0]
 
-    # Paste the insect onto the yellow background
-    background[ymin:ymax, xmin:xmax] = combined
+    # Place the insect onto the yellow background
+    background[y_offset:y_end, x_offset:x_end] = insect
 
 def create_yellow_background_with_insects(image: np.ndarray, detections: List[DetectionResult]) -> np.ndarray:
     yellow_background = np.full((image.shape[0], image.shape[1], 3), (0, 255, 255), dtype=np.uint8)