Ticket #3511: mythmusic_compilation.diff

mythmusic/metaiotaglib.h

@@ -12 +12 @@
 using TagLib::MPEG::File;
 using TagLib::Tag;
 using TagLib::ID3v2::UserTextIdentificationFrame;
+using TagLib::ID3v2::TextIdentificationFrame;
 using TagLib::ID3v2::AttachedPictureFrame;
 using TagLib::String;
 using TagLib::MPEG::Properties;

mythmusic/metaiotaglib.cpp

@@ -55 +55 @@
         if (!mdata->CompilationArtist().isEmpty())
         {
             // Compilation Artist (TPE4)
-            taglib->ID3v2Tag()->frameListMap()["TPE4"].front()->setText(
-                QStringToTString(mdata->CompilationArtist()));
+            TextIdentificationFrame *tpeframe;
+
+            TagLib::ID3v2::FrameList tpelist = taglib->ID3v2Tag()->frameListMap()["TPE4"];
+            if (!tpelist.isEmpty())
+            {
+                tpeframe = (TextIdentificationFrame *)tpelist.front();
+            }
+            else {
+                tpeframe = new TextIdentificationFrame(TagLib::ByteVector("TPE4"), TagLib::String::UTF8);
+                taglib->ID3v2Tag()->addFrame(tpeframe);
+            }
+
+            tpeframe->setText(QStringToTString(mdata->CompilationArtist()));
         }
     }