From 3fc15eaddadcf860a8113af9041d69e87f30ec72 Mon Sep 17 00:00:00 2001
From: D31T4 <chinpokleung123@gmail.com>
Date: Wed, 7 May 2025 14:06:24 +1000
Subject: [PATCH] fix vggt_to_colmap images.bin output format

---
 vggt_to_colmap.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/vggt_to_colmap.py b/vggt_to_colmap.py
index c288380..1286b4b 100644
--- a/vggt_to_colmap.py
+++ b/vggt_to_colmap.py
@@ -483,8 +483,9 @@ def write_colmap_images_bin(file_path, quaternions, translations, image_points2D
             # Camera ID (uint32)
             fid.write(struct.pack('<I', camera_id))
             # Image name
-            fid.write(struct.pack('<I', len(image_name)))
-            fid.write(image_name)
+            for char in image_name:
+                fid.write(struct.pack('<c', bytes([char])))
+            fid.write(struct.pack('<c', b'\x00'))
             
             # Write number of 2D points (uint64)
             fid.write(struct.pack('<Q', len(points)))