libvips/libvips/include/vips/basic.h

114 lines
2.6 KiB
C

/* A few basic types needed everywhere.
*
* 27/10/11
* - from type.h
*/
/*
This file is part of VIPS.
VIPS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
#ifndef VIPS_BASIC_H
#define VIPS_BASIC_H
/* Defined in config.h
*/
#ifdef _VIPS_PUBLIC
# define VIPS_API _VIPS_PUBLIC extern
#else
# define VIPS_API extern
#endif
/* VIPS_DISABLE_DEPRECATION_WARNINGS:
*
* Disable deprecation warnings from VIPS API.
*
* Must be defined before including `vips/vips.h`.
*/
#ifdef VIPS_DISABLE_DEPRECATION_WARNINGS
# define VIPS_DEPRECATED VIPS_API
# define VIPS_DEPRECATED_FOR(f) VIPS_API
#else
# define VIPS_DEPRECATED G_DEPRECATED VIPS_API
# define VIPS_DEPRECATED_FOR(f) G_DEPRECATED_FOR(f) VIPS_API
#endif
#ifdef __cplusplus
extern "C" {
#endif /*__cplusplus*/
/**
* VipsPel:
*
* A picture element. Cast this to whatever the associated VipsBandFormat says
* to get the value.
*/
typedef unsigned char VipsPel;
/* Also used for eg. vips_local() and friends.
*/
typedef int (*VipsCallbackFn)( void *a, void *b );
/* Like GFunc, but return a value.
*/
typedef void *(*VipsSListMap2Fn)( void *item,
void *a, void *b );
typedef void *(*VipsSListMap4Fn)( void *item,
void *a, void *b, void *c, void *d );
typedef void *(*VipsSListFold2Fn)( void *item,
void *a, void *b, void *c );
typedef enum {
VIPS_PRECISION_INTEGER,
VIPS_PRECISION_FLOAT,
VIPS_PRECISION_APPROXIMATE,
VIPS_PRECISION_LAST
} VipsPrecision;
/* Just for testing.
*/
VIPS_API
char *vips_path_filename7( const char *path );
VIPS_API
char *vips_path_mode7( const char *path );
struct _VipsImage;
typedef struct _VipsImage VipsImage;
struct _VipsRegion;
typedef struct _VipsRegion VipsRegion;
struct _VipsBuf;
typedef struct _VipsBuf VipsBuf;
struct _VipsSource;
typedef struct _VipsSource VipsSource;
struct _VipsTarget;
typedef struct _VipsTarget VipsTarget;
#ifdef __cplusplus
}
#endif /*__cplusplus*/
#endif /*VIPS_BASIC_H*/