geotiffdispatch.h File Reference

Public types and prototypes for the GeoTIFF UDF dispatch layer. More...

#include "config.h"
#include "ncdispatch.h"
#include "nc4internal.h"
#include "nep.h"

Go to the source code of this file.

Data Structures
struct	NC_VAR_GEOTIFF_INFO
struct	nc_geotiff_crs_info
struct	NC_GEOTIFF_FILE_INFO

Macros
#define	NC_FORMATX_NC_GEOTIFF   NC_FORMATX_UDF1
#define	TIFF_MAGIC_LE   0x4949 /* Little-endian "II" */
#define	TIFF_MAGIC_BE   0x4D4D /* Big-endian "MM" */
#define	TIFF_VERSION_CLASSIC   42
#define	TIFF_VERSION_BIGTIFF   43
#define	TIFF_HEADER_SIZE   8
#define	NC_GEOTIFF_CRS_UNKNOWN   0
#define	NC_GEOTIFF_CRS_GEOGRAPHIC   1
#define	NC_GEOTIFF_CRS_PROJECTED   2
#define	GEOTIFF_INIT_OK()   (NC_GEOTIFF_initialize() != NULL)
#define	GEOTIFF_INIT_AND_ASSIGN(ret)

Typedefs
typedef struct NC_VAR_GEOTIFF_INFO	NC_VAR_GEOTIFF_INFO_T
typedef struct nc_geotiff_crs_info	NC_GEOTIFF_CRS_INFO_T
typedef struct NC_GEOTIFF_FILE_INFO	NC_GEOTIFF_FILE_INFO_T

Functions
int	NC_GEOTIFF_open (const char *path, int mode, int basepe, size_t *chunksizehintp, void *parameters, const NC_Dispatch *, int)
int	NC_GEOTIFF_abort (int ncid)
int	NC_GEOTIFF_close (int ncid, void *ignore)
int	NC_GEOTIFF_inq_format (int ncid, int *formatp)
int	NC_GEOTIFF_inq_format_extended (int ncid, int *formatp, int *modep)
int	NC_GEOTIFF_get_vara (int ncid, int varid, const size_t *start, const size_t *count, void *value, nc_type)
NC_Dispatch *	NC_GEOTIFF_initialize (void)
int	NC_GEOTIFF_finalize (void)
int	NC_GEOTIFF_detect_format (const char *path, int *is_geotiff)
int	NC_GEOTIFF_extract_metadata (NC_FILE_INFO_T *h5, NC_GEOTIFF_FILE_INFO_T *geotiff_info)

Variables
const NC_Dispatch *	GEOTIFF_dispatch_table

Detailed Description

Public types and prototypes for the GeoTIFF UDF dispatch layer.

Author

Edward Hartnett

Date

2025-12-26

Copyright

Intelligent Data Design, Inc. All rights reserved.

Macro Definition Documentation

GEOTIFF_INIT_AND_ASSIGN

#define GEOTIFF_INIT_AND_ASSIGN

(

ret

)

Value:

        do { \
        NC_Dispatch *_d = NC_GEOTIFF_initialize(); \
        (ret) = (_d != NULL) ? NC_NOERR : NC_ENOTNC; \
    } while(0)

GEOTIFF_INIT_OK

#define GEOTIFF_INIT_OK

(

)

(NC_GEOTIFF_initialize() != NULL)

NC_FORMATX_NC_GEOTIFF

#define NC_FORMATX_NC_GEOTIFF   NC_FORMATX_UDF1

GeoTIFF format uses UDF1 slot for dispatch table model field (see NEP.h for slot allocation)

NC_GEOTIFF_CRS_GEOGRAPHIC

#define NC_GEOTIFF_CRS_GEOGRAPHIC   1

NC_GEOTIFF_CRS_PROJECTED

#define NC_GEOTIFF_CRS_PROJECTED   2

NC_GEOTIFF_CRS_UNKNOWN

#define NC_GEOTIFF_CRS_UNKNOWN   0

CRS coordinate system types

TIFF_HEADER_SIZE

#define TIFF_HEADER_SIZE   8

Minimum TIFF header size for validation

TIFF_MAGIC_BE

#define TIFF_MAGIC_BE   0x4D4D /* Big-endian "MM" */

TIFF_MAGIC_LE

#define TIFF_MAGIC_LE   0x4949 /* Little-endian "II" */

TIFF magic numbers for format detection

TIFF_VERSION_BIGTIFF

#define TIFF_VERSION_BIGTIFF   43

TIFF_VERSION_CLASSIC

#define TIFF_VERSION_CLASSIC   42

TIFF version numbers

Typedef Documentation

NC_GEOTIFF_CRS_INFO_T

typedef struct nc_geotiff_crs_info NC_GEOTIFF_CRS_INFO_T

CRS parameter storage structure

NC_GEOTIFF_FILE_INFO_T

typedef struct NC_GEOTIFF_FILE_INFO NC_GEOTIFF_FILE_INFO_T

NC_VAR_GEOTIFF_INFO_T

typedef struct NC_VAR_GEOTIFF_INFO NC_VAR_GEOTIFF_INFO_T

Function Documentation

NC_GEOTIFF_abort()

int NC_GEOTIFF_abort ( int  ncid )

extern

NC_GEOTIFF_close()

int NC_GEOTIFF_close ( int  ncid, void *  ignore  )

extern

NC_GEOTIFF_detect_format()

int NC_GEOTIFF_detect_format ( const char *  path, int *  is_geotiff  )

extern

NC_GEOTIFF_extract_metadata()

int NC_GEOTIFF_extract_metadata ( NC_FILE_INFO_T *  h5, NC_GEOTIFF_FILE_INFO_T *  geotiff_info  )

extern

NC_GEOTIFF_finalize()

int NC_GEOTIFF_finalize ( void  )

extern

NC_GEOTIFF_get_vara()

int NC_GEOTIFF_get_vara ( int  ncid, int  varid, const size_t *  start, const size_t *  count, void *  value, nc_type    )

extern

NC_GEOTIFF_initialize()

NC_Dispatch * NC_GEOTIFF_initialize ( void  )

extern

NC_GEOTIFF_inq_format()

int NC_GEOTIFF_inq_format ( int  ncid, int *  formatp  )

extern

NC_GEOTIFF_inq_format_extended()

int NC_GEOTIFF_inq_format_extended ( int  ncid, int *  formatp, int *  modep  )

extern

NC_GEOTIFF_open()

int NC_GEOTIFF_open ( const char *  path, int  mode, int  basepe, size_t *  chunksizehintp, void *  parameters, const NC_Dispatch *  , int    )

extern

Variable Documentation

GEOTIFF_dispatch_table

const NC_Dispatch* GEOTIFF_dispatch_table

extern