sigfile.c File Reference

Imagery Library - Signature file functions (statistics for i.maxlik). More...

#include <string.h>
#include <grass/imagery.h>

Include dependency graph for sigfile.c:

Go to the source code of this file.

Functions
FILE *	I_fopen_signature_file_new (const char *name)
	Create signature file.
FILE *	I_fopen_signature_file_old (const char *name)
	Open existing signature file.

Detailed Description

Imagery Library - Signature file functions (statistics for i.maxlik).

SPDX-FileCopyrightText: 2001-2008, 2013, 2021 GRASS Development Team SPDX-License-Identifier: GPL-2.0-or-later

Author

USA CERL

Definition in file sigfile.c.

Function Documentation

I_fopen_signature_file_new()

FILE * I_fopen_signature_file_new

(

const char *

name

)

Create signature file.

Returns a pointer to FILE for writing signature file. Use fclose on the pointer to close after use.

Parameters

name	signature filename

Returns

pointer to FILE

NULL on error

Definition at line 26 of file sigfile.c.

References G_fopen_new_misc(), GNAME_MAX, I_get_signatures_dir(), I_make_signatures_dir(), I_SIGFILE_TYPE_SIG, and name.

Referenced by I_iclass_write_signatures().

I_fopen_signature_file_old()

FILE * I_fopen_signature_file_old

(

const char *

name

)

Open existing signature file.

Use fully qualified names for signatures from other mapsets.

Returns a pointer to FILE with signature. Use fclose on the pointer after use.

Parameters

name	signature filename

Returns

pointer to FILE

NULL on error

Definition at line 52 of file sigfile.c.

References G_fopen_old_misc(), G_mapset(), G_unqualified_name(), GMAPSET_MAX, GNAME_MAX, I_get_signatures_dir(), I_SIGFILE_TYPE_SIG, name, NULL, and strcpy.