X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Fwx%2Fhints_dialog.cc;h=72ab0eef41f84e6e7fbac6772bf1eee7895768b0;hb=a8a0dfd1b21de6c0facf965ab119833ff6f790bf;hp=1c49a20684c8f94f576f391b0cc776a6f4396379;hpb=65b331d32c383f3a9049f29bf03ab3fe3193b31a;p=dcpomatic.git

diff --git a/src/wx/hints_dialog.cc b/src/wx/hints_dialog.cc
index 1c49a2068..72ab0eef4 100644
--- a/src/wx/hints_dialog.cc
+++ b/src/wx/hints_dialog.cc
@@ -1,19 +1,20 @@
 /*
     Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
 
-    This program is free software; you can redistribute it and/or modify
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 2 of the License, or
     (at your option) any later version.
 
-    This program is distributed in the hope that it will be useful,
+    DCP-o-matic is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+    along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
 
 */
 
@@ -24,10 +25,12 @@
 #include "lib/subtitle_content.h"
 #include "lib/font.h"
 #include "lib/content.h"
+#include "lib/audio_analysis.h"
 #include <wx/richtext/richtextctrl.h>
 #include <boost/algorithm/string.hpp>
 #include <boost/foreach.hpp>
 
+using std::max;
 using boost::shared_ptr;
 using boost::optional;
 using boost::dynamic_pointer_cast;
@@ -160,7 +163,7 @@ HintsDialog::film_changed ()
 
 	int three_d = 0;
 	BOOST_FOREACH (shared_ptr<const Content> i, content) {
-		if (i->video && i->video->video_frame_type() != VIDEO_FRAME_TYPE_2D) {
+		if (i->video && i->video->frame_type() != VIDEO_FRAME_TYPE_2D) {
 			++three_d;
 		}
 	}
@@ -171,6 +174,24 @@ HintsDialog::film_changed ()
 		_text->Newline ();
 	}
 
+	boost::filesystem::path path = film->audio_analysis_path (film->playlist ());
+	if (boost::filesystem::exists (path)) {
+		shared_ptr<AudioAnalysis> an (new AudioAnalysis (path));
+		if (an->sample_peak() || an->true_peak()) {
+			float const peak = max (an->sample_peak().get_value_or(0), an->true_peak().get_value_or(0));
+			float const peak_dB = 20 * log10 (peak) + an->gain_correction (film->playlist ());
+			if (peak_dB > -3 && peak_dB < -0.5) {
+				hint = true;
+				_text->WriteText (_("Your audio level is very high.  You should reduce the gain of your audio content."));
+				_text->Newline ();
+			} else if (peak_dB > -0.5) {
+				hint = true;
+				_text->WriteText (_("Your audio level is very close to clipping.  You should reduce the gain of your audio content."));
+				_text->Newline ();
+			}
+		}
+	}
+
 	_text->EndSymbolBullet ();
 
 	if (!hint) {