Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]

Add an encoder class that constructs
any pytorchvideo model from config,
and uses this model for its forward pass.

Can load pretrained or random init models,
based on config.

Differential Revision: [D32631207](https://our.internmc.facebook.com/intern/diff/D32631207)

[ghstack-poisoned]