pngunpack.F90 File Reference

Unpack a data field packed into a PNG image format. More...

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Functions/Subroutines
subroutine	pngunpack (cpack, len, idrstmpl, ndpts, fld)
	Unpack a data field packed into a PNG image format. More...

Detailed Description

Unpack a data field packed into a PNG image format.

Author

Stephen Gilbert

Date

2000-06-21

Definition in file pngunpack.F90.

Function/Subroutine Documentation

pngunpack()

subroutine pngunpack	(	character(len = 1), dimension(len), intent(in)	cpack,
		integer, intent(in)	len,
		integer, dimension(*), intent(in)	idrstmpl,
		integer, intent(in)	ndpts,
		real, dimension(ndpts), intent(out)	fld
	)

Unpack a data field packed into a PNG image format.

This subroutine unpacks a data field that was packed into a PNG image format using info from the GRIB2 Data Representation Template 5.40 or 5.40000.

Parameters

[in]	cpack	The packed data field (character*1 array).
[in]	len	length of packed field cpack().
[in]	idrstmpl	Contains the array of values for Data Representation Template 5.40 or 5.40000.
[in]	ndpts	The number of data values to unpack.
[out]	fld	Contains the unpacked data values.

Author

Stephen Gilbert

Date

2000-06-21

Definition at line 19 of file pngunpack.F90.

References dec_png(), g2_gbytesc(), and rdieee().

Referenced by getfield(), and gf_unpack7().