360 MCConverter ( Metashape 360° to COLMAP Converter ( GUI, Windows binary edition ) ) Multi-user license

Metashapeの360°のSfM結果をCOLMAPのCubemapに変換するプログラムです。

Windows実行ファイル形式でGUI実装されています。

コマンドライン実行は不要なバージョンです。

zipファイル解凍後、metashape_360_gui.exeを実行してください。

操作方法は下記"Instructions and Workflow"を参照してください。

ライセンス利用範囲：永続ライセンス、複数ユーザー（１組織内に限り無制限）利用可能、商用利用可能、再配布不可

---English---

This program converts Metashape 360° SfM results into a COLMAP Cubemap.

It is implemented as a Windows executable file with a GUI.

This version does not require command line execution.

After extracting the zip file, please run metashape_360_gui.exe.

For operating instructions, please refer to the "Instructions and Workflow" section below.

License scope: Perpetual license, Can be used by multiple users (Unlimited within one organization), can be used for commercial purposes, cannot be redistributed

Instructions and Workflow

English :

Overall workflow

https://x.gd/Vr8ya

Easy&Fast 3D Gaussian Splatting workflow with 360 Camera

https://zenn.dev/kotohibi/articles/409bc16876b9e0

Mixed 3DGS Workflow with 360 Video and Planar Images

https://zenn.dev/kotohibi/articles/a14d2ff4fc205c

日本語 :

全体フロー

https://x.gd/iBXsw

Easy&Fast 3D Gaussian Splatting workflow with 360 Camera

https://zenn.dev/kotohibi/articles/28b137f1873921

全天球動画と平面画像の混合3DGSワークフロー

https://zenn.dev/kotohibi/articles/34e3ad7fdd24db

Github page

https://github.com/Kotohibi/Metashape_360_to_COLMAP_plane

動作環境 / Operating environment

Windows 11

CPU: Intel Core i7, AMD Ryzen 5700X 以上

Memory: 32GB以上

GPU: Geforce RTX 4070 VRAM 8G more (推奨 5070Ti VRAM 16GB and more for large scene)

SSD: 512GB以上

Update history

[2026-03-07: V.0.3.5] GUI support

[2026-03-09: V.0.4.0] Dual mask mode

[2026-03-15: V.0.4.1] Compact binary size

[2026-03-27: V.0.4.2] PNG support

[2026-04-04: V.0.5.0] Added Coordinate Conversion(*developer option, Not supported*)

https://x.com/kotohibi_3d/status/2040418910470910178

How to utilize with LiDAR SLAM : https://x.com/kotohibi_3d/status/2040637580149145909

[2026-04-09: V.0.6.0] Supported custom mask

https://x.com/kotohibi_3d/status/2041909510047199539

[2026-04-16: V.0.7.0] Export XMP file for RealityScan

https://x.com/kotohibi_3d/status/2044779767002771827

[2026-04-25: V.0.8.0] 360 and planar mixed image workflow

https://x.com/kotohibi_3d/status/2048018154304188725

[2026-04-30: V.0.9.0] specify the resolution rate and skip frames for each direction of extraction, bug fix

https://x.com/kotohibi_3d/status/2049747035344224515

[2026-05-07: V.1.0.0] Real scale 3DGS with AprilTag(Add-on license needed)

https://x.com/kotohibi_3d/status/2052254524036047299

[2026-06-06: V.1.1.0] Auto set origin and orientation with AprilTag(Add-on license needed), App name was changed to "360mcconverter"

https://x.com/kotohibi_3d/status/2063237342354370630

[2026-07-17: V.1.2.0] Cubemap filter(remove overlap face between cubemap and planar images)

https://x.com/kotohibi_3d/status/2078088377371681237

[2026-08-09: V.1.3.0] Parallax-based cubemap reduction

https://x.com/kotohibi_3d/status/2086408535768973659

[2026-08-12: V.1.4.0] Able to convert georeferenced data of Metashape Pro. ("This is a developer option")

https://x.com/kotohibi_3d/status/2087452130697453809

[2026-08-27: V.1.5.0] Train Splitter which is able to split 3DGS dataset for large scale 3DGS or small VRAM GPU

https://x.com/kotohibi_3d/status/2090993549475197128

[2026-09-06: V.1.5.1] Bug fix : Fixed an issue when using YOLO masks and custom masks simultaneously.