cmtime

A CMTime struct represents a length of time that is stored as rational number (see CMTime Reference). CMTime has a value and a timescale field, and represents the time value/timescale seconds . CMTimeMake is a function that returns a CMTime structure, for example: CMTime t1 = CMTimeMake(1, 10); // 1/10 second = 0.1 second CMTime … Read more