Add LEQ(m) when analysing audio (#1382).

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

diff --git a/src/lib/audio_analysis.cc b/src/lib/audio_analysis.cc
index 13917cb5f6d693f3987b0c8adb85526a6426747c..446fcccef1607323d7851dbffe98114cda5fb841 100644 (file)
--- a/src/lib/audio_analysis.cc
+++ b/src/lib/audio_analysis.cc
@@ -93,6 +93,8 @@ AudioAnalysis::AudioAnalysis (boost::filesystem::path filename)
        _analysis_gain = f.optional_number_child<double> ("AnalysisGain");
        _samples_per_point = f.number_child<int64_t> ("SamplesPerPoint");
        _sample_rate = f.number_child<int64_t> ("SampleRate");
+
+       _leqm = f.optional_number_child<double>("Leqm");
 }
 
 void
@@ -162,6 +164,10 @@ AudioAnalysis::write (boost::filesystem::path filename)
        root->add_child("SamplesPerPoint")->add_child_text (raw_convert<string> (_samples_per_point));
        root->add_child("SampleRate")->add_child_text (raw_convert<string> (_sample_rate));
 
+       if (_leqm) {
+               root->add_child("Leqm")->add_child_text(raw_convert<string>(*_leqm));
+       }
+
        doc->write_to_file_formatted (filename.string ());
 }
 
@@ -212,3 +218,4 @@ AudioAnalysis::overall_true_peak () const
 
        return p;
 }
+