Lip Sync Animation Production Guidelines
This section explains the ideal facial mouth shapes for morphing when outputting Mpeg4-Visemes animation curve files (.csv).
The mouth shape types are classified according to Mpeg4-Visemes.
Since multiple mouth shapes are blended for smooth expression, it is suitable to use blend shapes.
The specific mouth shapes are as follows.
For detailed structure, you can check the following sample project for Maya:
cri/tools/CRILipSyncAlive/samples/MayaProject/LipsyncHead
| Mouth Shape Name | Front | Front Movement | Diagonal Movement |
|---|---|---|---|
| sil |  | ||
| PP |  |  |  |
| FF |  |  |  |
| TH |  |  |  |
| DD |  |  |  |
| kk |  |  |  |
| CH |  |  |  |
| SS |  |  |  |
| nn |  |  |  |
| RR |  |  |  |
| aa |  |  |  |
| E |  |  |  |
| ih |  |  |  |
| oh |  |  |  |
| ou |  |  |  |