Adding Face Keys - Layer Editing

After you have created facial expressions for your character you can fine-tune the expression by using the Face Key technique. These keys will be overlaid and blended with any already existing facial expressions.

1. You can create expressions by using puppeteering techniques or applying templates.
   
2. After you have created the clips, open the timeline panel. The clips will be recorded in the Expression track.
   
3. Open up the Face Key panel to create the Facial Layer keys.
4. Click and select the muscles you want to use to create an expression with.
   
   Move your mouse in the interaction area and the facial expression will change instantly.
5. Fine-tuning the expression using this method will create a new key in the Facial Layer tracks.
   
6. Repeat the same steps to create the ideal facial expressions by using face keys.