| pAnimObj | INTEGER | The AnimObject which is to be effected |
| pAnimTrack | INTEGER | The AnimTrack which contains the animation keyframe data |
| Duration | FLOAT | The number of milliseconds it should take to complete the blend |
| FirstFrame | FLOAT | The ID of the origin frame |
| LastFrame | FLOAT | The ID of the destination frame |
| Speed | FLOAT | The rate which the new animation's frame should advance for each millisecond |