fix

    IVAS_ENC_PrintDisclaimer();

    if ( argc != 3 )

    if ( argc != 2 )

    {

        fprintf( stdout, "Usage: IVAS_cod_fmtsw.exe format_switching_file\n\n" );

        fprintf( stdout, "where format_switching_file is a text file containg a valid encoder command line in each line\n\n" );