FreeOrbit4D

FreeOrbit4D: Training-free Arbitrary Camera Redirection for Monocular Videos via Geometry-Complete 4D Reconstruction

Wei Cao1, Hao Zhang1, Fengrui Tian2, Yulun Wu1, Yingying Li1, Shenlong Wang1, Ning Yu3, Yaoyao Liu1
1University of Illinois Urbana-Champaign, 2University of Pennsylvania, 3Eyeline Labs
arXiv Code

TL;DR: FreeOrbit4D is an effective training-free method for large-angle camera redirection via geometry-complete 4D proxy.

4D Reconstruction Visualization

Interactive 4D point cloud reconstruction results. You can rotate, zoom, and play the dynamic sequence. For the best experience, please view on a desktop browser.

Input Video

4D Reconstruction

Output Video

Input Video

4D Reconstruction

Output Video

Input Video

4D Reconstruction

Output Video

Qualitative Visualization

Input Video
Trajectory #1
Trajectory #2

Quantitative Results

BMX Breakdance Camel Car Round Car Turn Horse Swing
Input Video
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D
Input
ReCamMaster
TrajectoryCrafter
EX4D
GEN3C
CogNVS
FreeOrbit4D

Application

Color Editing

Appearance
Editing (Color)

Geometry Scaling

Geometry
Editing (Scaling)

Style Editing

Appearance
Editing (Style)

Composition

Geometry
Editing (Composition)

Original

Edited

Original

Edited

Original

Edited

Original

Edited