frameset.go
func (s *FrameSet) Frames() []int {
	size := s.rangePtr.Len()
	frames := make([]int, size, size)
	i := 0
	for it := s.rangePtr.IterValues(); !it.IsDone(); {
		frames[i] = it.Next()
		i++
	}
	return frames
}
func (s *FrameSet) Frames() []int {
	size := s.rangePtr.Len()
	frames := make([]int, size, size)
	i := 0
	for it := s.rangePtr.IterValues(); !it.IsDone(); {
		frames[i] = it.Next()
		i++
	}
	return frames
}
// Frames returns a slice of the frame numbers that were parsed
// from the original frame range string.
//
// Warning: This allocates a slice containing number of elements
// equal to the Len() of the range. If the sequence is massive,
// it could hit slice limits. Better to use IterFrames()