# Video-Demo {#v4d_video}

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| Original author | Amir Hassan (kallaballa) <amir@viel-zu.org> |
| Compatibility | OpenCV >= 4.7 |

Renders a rainbow cube on top of a input-video using OpenGL and applies a glow effect using OpenCV.

\htmlinclude "../samples/example_v4d_video-demo.html"

@include samples/video-demo.cpp