+/* GStreamer CODEC Library
+ * Copyright (C) 2020 GStreamer developers
+ *
+ * codecs-prelude.h: prelude include header for gst-codecs library
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_CODECS_PRELUDE_H__
+#define __GST_CODECS_PRELUDE_H__
+
+#ifndef GST_USE_UNSTABLE_API
+#warning "The CODECs library is unstable API and may change in future."
+#warning "You can define GST_USE_UNSTABLE_API to avoid this warning."
+#endif
+
+#include <gst/gst.h>
+
+#ifndef GST_CODECS_API
+# ifdef BUILDING_GST_CODECS
+# define GST_CODECS_API GST_API_EXPORT /* from config.h */
+# else
+# define GST_CODECS_API GST_API_IMPORT
+# endif
+#endif
+
+#endif /* __GST_CODECS_PRELUDE_H__ */