X-Git-Url: https://git.carlh.net/gitweb/?p=dcpomatic.git;a=blobdiff_plain;f=src%2Flib%2Faudio_mapping.h;h=0f59cc205ee35937f6ed9727aab40aef4c9d4dcd;hp=51ab0e1e52e560723d706a62357a08f83d840db1;hb=9cacbd6bb24d04c1b4d2b1eae313687dda4fe63b;hpb=fec49758e6eaa4d7bb0d13d5ea75293787d0bfb6

diff --git a/src/lib/audio_mapping.h b/src/lib/audio_mapping.h
index 51ab0e1e5..0f59cc205 100644
--- a/src/lib/audio_mapping.h
+++ b/src/lib/audio_mapping.h
@@ -64,11 +64,11 @@ public:
 	float get (int input_channel, dcp::Channel output_channel) const;
 
 	int input_channels () const {
-		return _input_channels;
+		return _gain.size();
 	}
 
 	int output_channels () const {
-		return _output_channels;
+		return _gain.empty() ? 0 : _gain[0].size();
 	}
 
 	std::string digest () const;
@@ -79,8 +79,6 @@ public:
 private:
 	void setup (int input_channels, int output_channels);
 
-	int _input_channels = 0;
-	int _output_channels = 0;
 	/** Linear gains */
 	std::vector<std::vector<float>> _gain;
 };