diff -r f484455dd055 -r baa69bd025d9 QTfrontend/util/libav_iteraction.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/util/libav_iteraction.h	Mon Jun 11 18:15:30 2012 +0400
@@ -0,0 +1,41 @@
+/*
+ * Hedgewars, a free turn based strategy game
+ * Copyright (c) 2004-2012 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * This program 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; version 2 of the License
+ *
+ * This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#ifndef LIBAV_ITERACTION
+#define LIBAV_ITERACTION
+
+#include <QComboBox>
+
+/**
+ * @brief Class for interacting with ffmpeg/libav libraries
+ *
+ * @see <a href="http://en.wikipedia.org/wiki/Singleton_pattern">singleton pattern</a>
+ */
+class LibavIteraction
+{
+    LibavIteraction();
+
+public:
+
+    static LibavIteraction & instance();
+
+    void FillFormats(QComboBox * pFormats);
+    void FillCodecs(const QVariant & format, QComboBox * pVCodecs, QComboBox * pACodecs);
+};
+
+#endif // LIBAV_ITERACTION