/usr/share/eccodes/definitions/grib2/template.5.1.def is in libeccodes-data 2.0.2-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#
# 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.
#
# START 2/template.5.1 ----------------------------------------------------------------------
# TEMPLATE 5.1, Matrix values at grid point -simple packing
include "grib2/template.5.packing.def";
unsigned[1] matrixBitmapsPresent ;
# same as in edition 1
alias secondaryBitmapPresent=matrixBitmapsPresent;
# Number of data values encoded in Section 7
unsigned[4] numberOfCodedValues ;
# NR - first dimension
# (rows)
unsigned[2] firstDimension ;
alias NR = firstDimension;
# NC - second dimension
# (columns)
unsigned[2] secondDimension ;
alias NC = secondDimension;
# First dimension coordinate value definition
# (Code Table 5.2)
unsigned[1] firstDimensionCoordinateValueDefinition ;
# NC1 - number of coefficients or values used to specify first dimension coordinate function
unsigned[1] NC1 : dump ;
alias numberOfCoefficientsOrValuesUsedToSpecifyFirstDimensionCoordinateFunction=NC1;
# Second dimension coordinate value definition
# (Code Table 5.2)
unsigned[1] secondDimensionCoordinateValueDefinition ;
# NC2 - number of coefficients or values used to specify second dimension coordinate function
unsigned[1] NC2 : dump ;
alias numberOfCoefficientsOrValuesUsedToSpecifySecondDimensionCoordinateFunction = NC2;
# First dimension physical significance
# (Code Table 5.3)
unsigned[1] firstDimensionPhysicalSignificance ;
# Second dimension physical significance
# (Code Table 5.3)
unsigned[1] secondDimensionPhysicalSignificance ;
ieeefloat coefsFirst[NC1]; # TODO: find proper names
ieeefloat coefsSecond[NC2];# TODO: find proper names
alias data.coefsFirst = coefsFirst;
alias data.coefsSecond=coefsSecond;
if(matrixBitmapsPresent == 1)
{
constant datumSize = NC*NR;
constant secondaryBitmapsCount = numberOfValues + 0; #
constant secondaryBitmapsSize = secondaryBitmapsCount/8;
transient numberOfDataMatrices = numberOfDataPoints/datumSize;
position offsetBBitmap;
meta secondaryBitmaps g2bitmap(
dummy,
missingValue,
offsetBSection5,
section5Length,
numberOfCodedValues ,
dummy) : read_only
;
meta bitmap data_g2secondary_bitmap(primaryBitmap,
secondaryBitmaps,
missingValue,datumSize,numberOfDataPoints) : read_only;
}
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