#!/usr/bin/env python import Rat # 29.97 is apparently only an approximation DEFAULT_FRAME_RATE = Rat.rat(30 * 1000, 1001) def time_to_frame(fnum, rate=DEFAULT_FRAME_RATE): return int(fnum * rate)
def ratio_for_number(num_inputs, num_outputs): return Rat.rat(num_outputs, num_inputs)