Add and use dB/linear conversion functions.

[dcpomatic.git] / src / lib / hints.cc

diff --git a/src/lib/hints.cc b/src/lib/hints.cc
index 6cb037ed0afd2ebd6bb865734de77eebd455f33f..3edceeee371bbe4978765bf0f96b2aef14dd5102 100644 (file)
--- a/src/lib/hints.cc
+++ b/src/lib/hints.cc
@@ -235,7 +235,7 @@ Hints::thread ()
 
                        for (size_t i = 0; i < sample_peak.size(); ++i) {
                                float const peak = max (sample_peak[i].peak, true_peak.empty() ? 0 : true_peak[i]);
-                               float const peak_dB = 20 * log10 (peak) + an->gain_correction (film->playlist ());
+                               float const peak_dB = linear_to_db(peak) + an->gain_correction(film->playlist());
                                if (peak_dB > -3) {
                                        ch += dcp::raw_convert<string> (short_audio_channel_name (i)) + ", ";
                                }