X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=resampling_queue.cpp;h=06dc6fbf417bb1a13aae39f4cbf527e7740e5b6f;hb=ffd68fbfb90242069af957f2a28908f0559f8348;hp=df0c335447d7fad746be1fbb176be6716cbe4590;hpb=1f1e960da00f1adf70a57dd9337e5a62c4ef9e97;p=nageru

diff --git a/resampling_queue.cpp b/resampling_queue.cpp
index df0c335..06dc6fb 100644
--- a/resampling_queue.cpp
+++ b/resampling_queue.cpp
@@ -91,9 +91,13 @@ bool ResamplingQueue::get_output_samples(steady_clock::time_point ts, float *sam
 		// 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();
-		assert(input_samples_received >= 0.0);
 
 		// Estimate the number of input samples _consumed_ after we've run the resampler.
 		const double input_samples_consumed = total_consumed_samples +