Excerpt | ||
---|---|---|
| ||
No. You can read the filter rules directly from the standard input (stdin) by using the "-" (a single hyphen) instead of the rules file path. For example |
No. You can read the filter rules directly from the standard input (stdin) by using the "-" (a single hyphen) instead of the rules file path. For example:
...
Code Block | ||
---|---|---|
| ||
% grib_filter -o out.grib2 - in.grib1 <<EOF set edition=2; print "centre=[centre] paramId=[paramId]"; write; EOF |
This filter attempts to convert the messages in the input to edition 2, prints the originating centre and paramId and finally writes the output to disk.
...