The file is based on Ronghang's SAM3 Dense Tracking MultiGPU file: https://github.com/fairinternal/onevision/blob/ronghanghu/fa_sam2_demo_refactor2/projects/onevision/notebooks/sam3_dense_tracking/sam3_dense_tracking_multigpu.ipynb
The following changes are made:
- Enabling torchCodec.
- Enabling GPU-usage, speeding up video loading.