X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=mixer.h;h=07a31e959fe5a21e2b268ed7f4aad11e0ac2e90a;hb=b22d8d6b38d060ccc5dfa591712211caf9ca3968;hp=b9acfc4c607e2a9b880ef8dea5bc7867da9fa286;hpb=2464152a8c084f39b52e063da888a6a0b7ea9306;p=nageru

diff --git a/mixer.h b/mixer.h
index b9acfc4..07a31e9 100644
--- a/mixer.h
+++ b/mixer.h
@@ -268,7 +268,8 @@ private:
 	std::atomic<bool> should_quit{false};
 
 	audio_level_callback_t audio_level_callback = nullptr;
-	Ebu_r128_proc r128;
+	std::mutex r128_mutex;
+	Ebu_r128_proc r128;  // Under r128_mutex.
 
 	Resampler peak_resampler;
 	std::atomic<float> peak{0.0f};