Build a Multi-Camera 3D Tracking Application with NVIDIA DeepStream 9.1 Skills | NVIDIA Technical Blog

What this post added

This post details the introduction of AutoMagicCalib (AMC) and Multi-View 3D Tracking (MV3DT) in NVIDIA DeepStream 9.1. MV3DT enables end-to-end object tracking across multiple camera streams by projecting detections into a shared 3D coordinate system and maintaining consistent object IDs. AMC automates camera calibration by analyzing tracked objects in video streams to estimate intrinsic and extrinsic parameters. The post also highlights the integration of these capabilities with agentic skills for natural language-driven pipeline deployment and discusses the underlying architecture, data flow, and output formats of MV3DT, including its support for various detector models and MQTT for inter-camera communication.