const char *opt_name = mlt_properties_get_name( properties, i );
const AVOption *opt = av_find_opt( obj, opt_name, NULL, flags, flags );
if ( opt != NULL )
+#if LIBAVCODEC_VERSION_INT >= ((51<<16)+(59<<8)+0)
+ av_set_string2( obj, opt_name, mlt_properties_get( properties, opt_name), 0 );
+#else
av_set_string( obj, opt_name, mlt_properties_get( properties, opt_name) );
+#endif
}
}