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simunpack.c(3) NCEPLIBS-g2c simunpack.c(3)

NAME

simunpack.c

SYNOPSIS

#include <stdio.h>
#include <stdlib.h>
#include 'grib2.h'

Functions


g2int simunpack (unsigned char *cpack, g2int *idrstmpl, g2int ndpts, g2float *fld)
This subroutine unpacks a data field that was packed using a simple packing algorithm as defined in the GRIB2 documention, using info from the GRIB2 Data Representation Template 5.0.

Detailed Description

Author

Stephen Gilbert

Date

2002-10-29

Definition in file simunpack.c.

Function Documentation

g2int simunpack (unsigned char * cpack, g2int * idrstmpl, g2int ndpts, g2float * fld)

This subroutine unpacks a data field that was packed using a simple packing algorithm as defined in the GRIB2 documention, using info from the GRIB2 Data Representation Template 5.0.

Parameters

cpack pointer to the packed data field.
idrstmpl pointer to the array of values for Data Representation Template 5.0.
ndpts The number of data values to unpack.
fld Contains the unpacked data values. fld must be allocated with at least ndpts*sizeof(g2float) bytes before calling this routine.

Returns

0 for success, error code otherwise.

Author

Stephen Gilbert

Date

2002-10-29

Definition at line 26 of file simunpack.c.

References gbits(), int_power(), and rdieee().

Referenced by g2_unpack7().

Author

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Tue May 3 2022 Version 1.6.4