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# MMAction2 Support
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[MMAction2 ](https://github.com/open-mmlab/mmaction2 ) is an open-source toolbox for video understanding based on PyTorch. It is a part of the [OpenMMLab ](https://openmmlab.com ) project.
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## Install mmaction2
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Please follow the [installation guide ](https://github.com/open-mmlab/mmaction2#installation ) to install mmaction2.
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## Supported models
| Model | TorchScript | ONNX Runtime | TensorRT | ncnn | PPLNN | OpenVINO |
| :------------------------------------------------------------------------------------------- | :---------: | :----------: | :------: | :--: | :---: | :------: |
| [TSN ](https://github.com/open-mmlab/mmaction2/tree/master/configs/recognition/tsn ) | N | Y | Y | N | N | N |
| [SlowFast ](https://github.com/open-mmlab/mmaction2/tree/master/configs/recognition/slowfast ) | N | Y | Y | N | N | N |