- fprintf (f, "%ld\n", _data.size ());
- for (vector<vector<AudioPoint> >::iterator i = _data.begin(); i != _data.end(); ++i) {
- fprintf (f, "%ld\n", i->size ());
- for (vector<AudioPoint>::iterator j = i->begin(); j != i->end(); ++j) {
- j->write (f);
- }
+ if (_true_peak) {
+ root->add_child("TruePeak")->add_child_text (raw_convert<string> (_true_peak.get ()));
+ }
+
+ if (_integrated_loudness) {
+ root->add_child("IntegratedLoudness")->add_child_text (raw_convert<string> (_integrated_loudness.get ()));
+ }
+
+ if (_loudness_range) {
+ root->add_child("LoudnessRange")->add_child_text (raw_convert<string> (_loudness_range.get ()));
+ }
+
+ if (_analysis_gain) {
+ root->add_child("AnalysisGain")->add_child_text (raw_convert<string> (_analysis_gain.get ()));
+ }
+
+ doc->write_to_file_formatted (filename.string ());
+}
+
+float
+AudioAnalysis::gain_correction (shared_ptr<const Playlist> playlist)
+{
+ if (playlist->content().size() == 1 && analysis_gain ()) {
+ /* In this case we know that the analysis was of a single piece of content and
+ we know that content's gain when the analysis was run. Hence we can work out
+ what correction is now needed to make it look `right'.
+ */
+ shared_ptr<const AudioContent> ac = dynamic_pointer_cast<const AudioContent> (playlist->content().front ());
+ DCPOMATIC_ASSERT (ac);
+ return ac->audio_gain() - analysis_gain().get ();