X-Git-Url: https://git.sesse.net/?p=nageru;a=blobdiff_plain;f=nageru%2Faudio_mixer.cpp;h=cef3c3c87fb31416b78e50c7ac601797265f41f3;hp=360689b83406b04e6737cb6b7815d4092aca0a90;hb=6fe0ba86faca3769c57bf30cbf526959b418fc9a;hpb=09886e5989fe0dc2516bcadeacae4269ac22f03a

diff --git a/nageru/audio_mixer.cpp b/nageru/audio_mixer.cpp
index 360689b..cef3c3c 100644
--- a/nageru/audio_mixer.cpp
+++ b/nageru/audio_mixer.cpp
@@ -320,7 +320,12 @@ bool AudioMixer::add_audio(DeviceSpec device_spec, const uint8_t *data, unsigned
 	}
 
 	unsigned num_channels = device->interesting_channels.size();
-	assert(num_channels > 0);
+	if (num_channels == 0) {
+		// No buses use this device; throw it away. (Normally, we should not
+		// be here, but probably, we are in the process of changing a mapping,
+		// and the queue just isn't gone yet. In any case, returning is harmless.)
+		return true;
+	}
 
 	// Convert the audio to fp32.
 	unique_ptr<float[]> audio(new float[num_samples * num_channels]);