eccodes/examples/F90/bufr_expanded.f90

64 lines
1.7 KiB
Fortran

! (C) Copyright 2005- ECMWF.
!
! This software is licensed under the terms of the Apache Licence Version 2.0
! which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
!
! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
!
!
!
! Description: How to read all the expanded data values from BUFR messages.
!
!
program bufr_expanded
use eccodes
implicit none
integer :: ifile
integer :: iret
integer :: ibufr
integer :: i
integer :: count = 0
integer(kind=4) :: numberOfValues
real(kind=8), dimension(:), allocatable :: values
call codes_open_file(ifile, '../../data/bufr/syno_1.bufr', 'r')
! The first bufr message is loaded from file,
! ibufr is the bufr id to be used in subsequent calls
call codes_bufr_new_from_file(ifile, ibufr, iret)
do while (iret /= CODES_END_OF_FILE)
write (*, *) 'message: ', count
! We need to instruct ecCodes to expand all the descriptors
! i.e. unpack the data values
call codes_set(ibufr, "unpack", 1);
! Get the expanded data values
call codes_get(ibufr, 'numericValues', values)
numberOfValues = size(values)
do i = 1, numberOfValues
write (*, *) ' ', i, values(i)
end do
! Release the bufr message
call codes_release(ibufr)
! Load the next bufr message
call codes_bufr_new_from_file(ifile, ibufr, iret)
! Free array
deallocate (values)
count = count + 1
end do
! Close file
call codes_close_file(ifile)
end program bufr_expanded