output_frame_info.num_samples = num_samples_times_timebase / TIMEBASE;
fractional_samples = num_samples_times_timebase % TIMEBASE;
assert(output_frame_info.num_samples >= 0);
output_frame_info.num_samples = num_samples_times_timebase / TIMEBASE;
fractional_samples = num_samples_times_timebase % TIMEBASE;
assert(output_frame_info.num_samples >= 0);