/usr/include/hdf/mfgr.h is in libhdf4-alt-dev 4.2.10-3.
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* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF. The full HDF copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at *
* http://hdfgroup.org/products/hdf4/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/* $Id: mfgr.h 5584 2011-04-13 18:25:06Z bmribler $ */
/*-----------------------------------------------------------------------------
* File: mfgr.h
* Purpose: header file for multi-file general raster information
* Dependencies:
* Invokes:
* Contents:
* Structure definitions:
* Constant definitions:
*---------------------------------------------------------------------------*/
/* avoid re-inclusion */
#ifndef __MFGR_H
#define __MFGR_H
#include "H4api_adpt.h"
/* Interlace types available */
typedef int16 gr_interlace_t;
#define MFGR_INTERLACE_PIXEL 0 /* pixel interlacing scheme */
#define MFGR_INTERLACE_LINE 1 /* line interlacing scheme */
#define MFGR_INTERLACE_COMPONENT 2 /* component interlacing scheme */
#if defined MFGR_MASTER | defined MFGR_TESTER
#include "hfile.h"
#include "tbbt.h" /* Get tbbt routines */
/* This is the size of the hash tables used for GR & RI IDs */
#define GRATOM_HASH_SIZE 32
/* The tag of the attribute data */
#define RI_TAG DFTAG_VG /* Current RI groups are stored in Vgroups */
#define ATTR_TAG DFTAG_VH /* Current GR attributes are stored in VDatas */
/* The default threshhold for attributes which will be cached */
#define GR_ATTR_THRESHHOLD 2048
#define VALIDRIINDEX(i,gp) ((i)>=0 && (i)<(gp)->gr_count)
/*
* Each gr_info_t maintains 2 threaded-balanced-binary-tress: one of
* raster images and one of global attributes
*/
typedef struct gr_info {
int32 hdf_file_id; /* the corresponding HDF file ID (must be first in the structure) */
uint16 gr_ref; /* ref # of the Vgroup of the GR in the file */
int32 gr_count; /* # of image entries in gr_tab so far */
TBBT_TREE *grtree; /* Root of image B-Tree */
uintn gr_modified; /* whether any images have been modified */
int32 gattr_count; /* # of global attr entries in gr_tab so far */
TBBT_TREE *gattree; /* Root of global attribute B-Tree */
uintn gattr_modified; /* whether any global attributes have been modified */
intn access; /* the number of active pointers to this file's GRstuff */
uint32 attr_cache; /* the threshhold for the attribute sizes to cache */
} gr_info_t;
typedef struct at_info {
int32 index; /* index of the attribute (needs to be first in the struct) */
int32 nt; /* number type of the attribute */
int32 len; /* length/order of the attribute */
uint16 ref; /* ref of the attribute (stored in VData) */
uintn data_modified; /* flag to indicate whether the attribute data has been modified */
uintn new_at; /* flag to indicate whether the attribute was added to the Vgroup */
char *name; /* name of the attribute */
void * data; /* data for the attribute */
} at_info_t;
typedef struct dim_info {
uint16 dim_ref; /* reference # of the Dim record */
int32 xdim,ydim, /* dimensions of the image */
ncomps, /* number of components of each pixel in image */
nt, /* number type of the components */
file_nt_subclass; /* number type subclass of data on disk */
gr_interlace_t il; /* interlace of the components (stored on disk) */
uint16 nt_tag,nt_ref; /* tag & ref of the number-type info */
uint16 comp_tag,comp_ref; /* tag & ref of the compression info */
} dim_info_t;
typedef struct ri_info {
int32 index; /* index of this image (needs to be first in the struct) */
uint16 ri_ref; /* ref # of the RI Vgroup */
uint16 rig_ref; /* ref # of the RIG group */
gr_info_t *gr_ptr; /* ptr to the GR info that this ri_info applies to */
dim_info_t img_dim; /* image dimension information */
dim_info_t lut_dim; /* palette dimension information */
uint16 img_tag,img_ref; /* tag & ref of the image data */
int32 img_aid; /* AID for the image data */
intn acc_perm; /* Access permission (read/write) for image AID */
uint16 lut_tag,lut_ref; /* tag & ref of the palette data */
gr_interlace_t im_il; /* interlace of image when next read (default PIXEL) */
gr_interlace_t lut_il; /* interlace of LUT when next read */
uintn data_modified; /* whether the image or palette data has been modified */
uintn meta_modified; /* whether the image or palette meta-info has been modified */
uintn attr_modified; /* whether the attributes have been modified */
char *name; /* name of the image */
int32 lattr_count; /* # of local attr entries in ri_info so far */
TBBT_TREE *lattree; /* Root of the local attribute B-Tree */
intn access; /* the number of times this image has been selected */
uintn use_buf_drvr; /* access to image needs to be through the buffered special element driver */
uintn use_cr_drvr; /* access to image needs to be through the compressed raster special element driver */
uintn comp_img; /* whether to compress image data */
comp_coder_t comp_type; /* compression type */
comp_info cinfo; /* compression information */
uintn ext_img; /* whether to make image data external */
char *ext_name; /* name of the external file */
int32 ext_offset; /* offset in the external file */
uintn acc_img; /* whether to make image data a different access type */
uintn acc_type; /* type of access-mode to get image data with */
uintn fill_img; /* whether to fill image, or just store fill value */
void * fill_value; /* pointer to the fill value (NULL means use default fill value of 0) */
uintn store_fill; /* whether to add fill value attribute or not */
intn name_generated; /* whether the image has name that was given by app. or was generated by the library like the DFR8 images (added for hmap)*/
} ri_info_t;
/* Useful raster routines for generally private use */
HDFLIBAPI intn GRIil_convert(const void * inbuf,gr_interlace_t inil,void * outbuf,
gr_interlace_t outil,int32 dims[2],int32 ncomp,int32 nt);
extern VOID GRIgrdestroynode(void * n);
extern VOID GRIattrdestroynode(void * n);
extern VOID GRIridestroynode(void * n);
#endif /* MFGR_MASTER | MFGR_TESTER */
#endif /* __MFGR_H */
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