get_playback_level(): Fix formula for conversion to dB.

HSU-ANT · Nov 11, 2015 · 30e3e16 · 30e3e16
1 parent 4136eba
commit 30e3e16
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diff --git a/NEWS b/NEWS
@@ -1,3 +1,10 @@
+Version 0.6.1
+=============
+
+Bugfix release: The playback-level property reported a wrong value when read.
+Setting it to a specfic value worked corectly; also the default was correctly
+set to 92dB (although it was incorrectly reported as 28.24dB).
+
 Version 0.6
 ===========
 

diff --git a/src/fftearmodel.c b/src/fftearmodel.c
@@ -298,7 +298,7 @@ get_playback_level (PeaqEarModel const *model)
 {
   PeaqFFTEarModel *fft_model = PEAQ_FFTEARMODEL (model);
   return 10. * log10 (fft_model->level_factor *
-                      (GAMMA / 4 * (FFT_FRAMESIZE - 1) / FFT_FRAMESIZE));
+                      8. / 3. * (GAMMA / 4 * (FFT_FRAMESIZE - 1)) * (GAMMA / 4 * (FFT_FRAMESIZE - 1)));
 }
 
 static void