Add `--overwrite` option to silence colmap2nerf.py warnings

scripts/colmap2nerf.py

@@ -42,6 +42,7 @@ def parse_args():
 	parser.add_argument("--keep_colmap_coords", action="store_true", help="Keep transforms.json in COLMAP's original frame of reference (this will avoid reorienting and repositioning the scene for preview and rendering).")
 	parser.add_argument("--out", default="transforms.json", help="Output path.")
 	parser.add_argument("--vocab_path", default="", help="Vocabulary tree path.")
+	parser.add_argument("--overwrite", action="store_true", help="Do not ask for confirmation for overwriting existing images and COLMAP data.")
 	args = parser.parse_args()
 	return args
 
@@ -74,7 +75,7 @@ def run_ffmpeg(args):
 	video =  "\"" + args.video_in + "\""
 	fps = float(args.video_fps) or 1.0
 	print(f"running ffmpeg with input video file={video}, output image folder={images}, fps={fps}.")
-	if (input(f"warning! folder '{images}' will be deleted/replaced. continue? (Y/n)").lower().strip()+"y")[:1] != "y":
+	if not args.overwrite and (input(f"warning! folder '{images}' will be deleted/replaced. continue? (Y/n)").lower().strip()+"y")[:1] != "y":
 		sys.exit(1)
 	try:
 		# Passing Images' Path Without Double Quotes
@@ -114,7 +115,7 @@ def run_colmap(args):
 	text=args.text
 	sparse=db_noext+"_sparse"
 	print(f"running colmap with:\n\tdb={db}\n\timages={images}\n\tsparse={sparse}\n\ttext={text}")
-	if (input(f"warning! folders '{sparse}' and '{text}' will be deleted/replaced. continue? (Y/n)").lower().strip()+"y")[:1] != "y":
+	if not args.overwrite and (input(f"warning! folders '{sparse}' and '{text}' will be deleted/replaced. continue? (Y/n)").lower().strip()+"y")[:1] != "y":
 		sys.exit(1)
 	if os.path.exists(db):
 		os.remove(db)