return;
}
+ assert(duration<double>(ts.time_since_epoch()).count() >= 0.0);
+
bool good_sample = (rate_adjustment_policy == ADJUST_RATE);
if (good_sample && a1.good_sample) {
a0 = a1;
// good point. Note that we could be extrapolating backward or
// forward, depending on the timing of the calls.
const InputPoint &base_point = a1.good_sample ? a1 : a0;
+ assert(duration<double>(base_point.ts.time_since_epoch()).count() >= 0.0);
+
+ // NOTE: Due to extrapolation, input_samples_received can
+ // actually go negative here the few first calls (ie., we asked
+ // about a timestamp where we hadn't actually started producing
+ // samples yet), but that is harmless.
const double input_samples_received = base_point.input_samples_received +
current_estimated_freq_in * duration<double>(ts - base_point.ts).count();