There are 2 repositories under video-overlay topic.
GPU/CPU-based iOS Watermark Library for Image and Video Overlay
MLX90640 Thermal Camera with Edge Detect Video Overlay, for Raspberry Pi
This is a POC of a video server which uses WebRTC to publish a videostream and HTML/CSS/JS for graphik overlays
Library to add watermark/overlay on video using local image or view
Embedded responsive video overlay module (YouTube, Vimeo, Daily Motion, Coub).
TITAN Vision System going into WHPSC 2022
RnD effort (to overlay polygon on video) that is more towards using opencv or PIL for overlay and using some annotation tools to get the polyline/bounding box.
📓🕯📹 Virtual webcam clone with dynamic content overlay; 〰 Conky, FFmpeg, v4l2loopback. 📺 Bash script.
Python function for analyzing calcium imaging and cell tracking data from a project "Biomechanics and function of proprioceptors". Contains google colab notebooks and Jupyter notebooks.