Determination of khluea and the fafek, such as the movement of an object to determine the sound speed and effects in changing the slide page. The timing for a slide-show, etc.
Schedule motion correction and the effects such as the movement of an object. Determining the speed and sound effects in changing the slide. The deadline to show slides, and so on.
The movement and Africa effects, such as the movement of the object, the sound speed and the effects of changing the slide. The timing on the front display, slide, etc.