iclass_signatures.c File Reference

#include <string.h>
#include <stdio.h>
#include <grass/imagery.h>
#include <grass/glocale.h>
#include <grass/colors.h>
#include "iclass_local_proto.h"

Include dependency graph for iclass_signatures.c:

Go to the source code of this file.

Functions
int	I_iclass_init_signatures (struct Signature *sigs, struct Ref *refer)
	Initialize signatures. More...
void	I_iclass_add_signature (struct Signature *sigs, IClass_statistics *statistics)
	Add one signature. More...
int	I_iclass_write_signatures (struct Signature *sigs, const char *group, const char *sub_group, const char *file_name)
	Write signtures to signature file. More...

Function Documentation

I_iclass_add_signature()

void I_iclass_add_signature	(	struct Signature *	sigs,
		IClass_statistics *	statistics
	)

Add one signature.

Parameters

[out]	sigs	pointer to signatures
	statistics	pointer to statistics structure

Definition at line 63 of file iclass_signatures.c.

References b, One_Sig::b, IClass_statistics::band_mean, IClass_statistics::color, One_Sig::desc, g, One_Sig::g, G_debug(), G_str_to_color(), One_Sig::have_color, I_new_signature(), One_Sig::mean, IClass_statistics::name, Signature::nbands, IClass_statistics::ncells, One_Sig::npoints, Signature::nsigs, r, One_Sig::r, Signature::sig, One_Sig::status, One_Sig::var, and var_signature().

I_iclass_init_signatures()

int I_iclass_init_signatures	(	struct Signature *	sigs,
		struct Ref *	refer
	)

Initialize signatures.

Parameters

[out]	sigs	pointer to signatures
	refer	pointer to band files structure

Returns

1 on success

0 on failure

Definition at line 47 of file iclass_signatures.c.

References G_debug(), I_init_signatures(), and Ref::nfiles.

I_iclass_write_signatures()

int I_iclass_write_signatures	(	struct Signature *	sigs,
		const char *	group,
		const char *	sub_group,
		const char *	file_name
	)

Write signtures to signature file.

Parameters

sigs	pointer to signatures
group	image group
sub_group	image subgroup
file_name	name of signature file

Returns

1 on success

0 on failure

Definition at line 109 of file iclass_signatures.c.