need to calculate time spent at each slide

[Asim Rajput]

i need to calculate the time spent at each slide.

 

[t-4-2]

Need more information than that.
EX. do you have Time restriction, i.e. " you only have 5 minutes to m play
the slides " ?
EX. do you have music file embedded, and need to know how much time spent on
each slide ?
Give ALL data and requirements.

t-4-2