zbar-windows/python/zbarmodule.h

165 lines
4.5 KiB
C

/*------------------------------------------------------------------------
* Copyright 2009-2010 (c) Jeff Brown <spadix@users.sourceforge.net>
*
* This file is part of the ZBar Bar Code Reader.
*
* The ZBar Bar Code Reader is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* The ZBar Bar Code Reader 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 Public License for more details.
*
* You should have received a copy of the GNU Lesser Public License
* along with the ZBar Bar Code Reader; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* http://sourceforge.net/projects/zbar
*------------------------------------------------------------------------*/
#include <Python.h>
#include <stddef.h>
#include <zbar.h>
#ifndef _ZBARMODULE_H_
#define _ZBARMODULE_H_
#if PY_MAJOR_VERSION < 3
typedef struct {
PyBaseExceptionObject base;
PyObject *obj;
} zbarException;
extern PyTypeObject zbarException_Type;
#endif
extern struct PyModuleDef zbar_moduledef;
#if PY_MAJOR_VERSION >= 3
#define GETSTATE(m) ((struct module_state *)PyModule_GetState(m))
#define GETMODSTATE() (GETSTATE(PyState_FindModule(&zbar_moduledef)))
#else
extern struct module_state zbar_state;
#define GETSTATE(m) (&zbar_state)
#define GETMODSTATE() (&zbar_state)
#endif
extern PyObject *zbarErr_Set(PyObject *self);
typedef struct {
#if PY_MAJOR_VERSION >= 3
PyLongObject val; /* parent type is the long type */
#else
PyIntObject val; /* integer value is super type */
#endif
PyObject *name; /* associated string name */
} zbarEnumItem;
extern PyTypeObject zbarEnumItem_Type;
extern zbarEnumItem *zbarEnumItem_New(PyObject *byname, PyObject *byvalue,
int val, const char *name);
typedef struct {
PyObject_HEAD PyObject *byname,
*byvalue; /* zbarEnumItem content dictionaries */
} zbarEnum;
extern PyTypeObject zbarEnum_Type;
extern zbarEnum *zbarEnum_New(void);
extern int zbarEnum_Add(zbarEnum *self, int val, const char *name);
extern zbarEnumItem *zbarEnum_LookupValue(zbarEnum *self, int val);
extern PyObject *zbarEnum_SetFromMask(zbarEnum *self, unsigned int mask);
typedef struct {
PyObject_HEAD zbar_image_t *zimg;
PyObject *data;
} zbarImage;
extern PyTypeObject zbarImage_Type;
extern zbarImage *zbarImage_FromImage(zbar_image_t *zimg);
extern int zbarImage_validate(zbarImage *image);
typedef struct {
PyObject_HEAD const zbar_symbol_set_t *zsyms;
} zbarSymbolSet;
extern PyTypeObject zbarSymbolSet_Type;
extern zbarSymbolSet *
zbarSymbolSet_FromSymbolSet(const zbar_symbol_set_t *zsyms);
#define zbarSymbolSet_Check(obj) PyObject_TypeCheck(obj, &zbarSymbolSet_Type)
typedef struct {
PyObject_HEAD const zbar_symbol_t *zsym;
PyObject *data;
PyObject *loc;
} zbarSymbol;
extern PyTypeObject zbarSymbol_Type;
extern zbarSymbol *zbarSymbol_FromSymbol(const zbar_symbol_t *zsym);
extern zbarEnumItem *zbarSymbol_LookupEnum(zbar_symbol_type_t type);
typedef struct {
PyObject_HEAD const zbar_symbol_t *zsym;
zbarSymbolSet *syms;
} zbarSymbolIter;
extern PyTypeObject zbarSymbolIter_Type;
extern zbarSymbolIter *zbarSymbolIter_FromSymbolSet(zbarSymbolSet *syms);
typedef struct {
PyObject_HEAD zbar_processor_t *zproc;
PyObject *handler;
PyObject *closure;
} zbarProcessor;
extern PyTypeObject zbarProcessor_Type;
#define zbarProcessor_Check(obj) PyObject_TypeCheck(obj, &zbarProcessor_Type)
typedef struct {
PyObject_HEAD zbar_image_scanner_t *zscn;
} zbarImageScanner;
extern PyTypeObject zbarImageScanner_Type;
typedef struct {
PyObject_HEAD zbar_decoder_t *zdcode;
PyObject *handler;
PyObject *args;
} zbarDecoder;
extern PyTypeObject zbarDecoder_Type;
typedef struct {
PyObject_HEAD zbar_scanner_t *zscn;
zbarDecoder *decoder;
} zbarScanner;
extern PyTypeObject zbarScanner_Type;
extern int object_to_bool(PyObject *obj, int *val);
extern int parse_dimensions(PyObject *seq, int *dims, int n);
struct module_state {
PyObject *zbar_exc[ZBAR_ERR_NUM];
zbarEnumItem *color_enum[2];
zbarEnum *config_enum;
zbarEnum *modifier_enum;
PyObject *symbol_enum;
zbarEnumItem *symbol_NONE;
zbarEnum *orient_enum;
};
#endif