1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
/* This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
Copyright (C) 2002-2020 by Jin-Hwan Cho and Shunsaku Hirata,
the dvipdfmx project team.
Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#ifndef _PDFXIMAGE_H_
#define _PDFXIMAGE_H_
#include "pdfdev.h"
#include "pdfdoc.h"
#define PDF_XOBJECT_TYPE_FORM 0
#define PDF_XOBJECT_TYPE_IMAGE 1
typedef struct {
int flags;
int width;
int height;
int bits_per_component;
int num_components;
int min_dpi; /* NOT USED YET */
double xdensity, ydensity; /* scale factor for bp */
} ximage_info;
typedef struct {
int flags;
pdf_rect bbox;
pdf_tmatrix matrix;
} xform_info;
typedef struct {
int page_no;
enum pdf_page_boundary bbox_type;
pdf_obj *dict;
} load_options;
typedef struct pdf_ximage_ pdf_ximage;
extern void pdf_init_images (void);
extern void pdf_close_images (void);
extern char *pdf_ximage_get_resname (int xobj_id);
extern pdf_obj *pdf_ximage_get_reference (int xobj_id);
extern int pdf_ximage_findresource (const char *ident);
extern int pdf_ximage_load_image (const char *ident, const char *filename, load_options options);
extern int pdf_ximage_defineresource (const char *ident, int subtype, void *cdata, pdf_obj *resource);
extern int pdf_ximage_reserve (const char *ident);
/* Called by pngimage, jpegimage, epdf, mpost, etc. */
extern void pdf_ximage_init_image_info (ximage_info *info);
extern void pdf_ximage_init_form_info (xform_info *info);
extern void pdf_ximage_set_image (pdf_ximage *ximage,
void *info, pdf_obj *resource);
extern void pdf_ximage_set_form (pdf_ximage *ximage,
void *info, pdf_obj *resource);
extern int pdf_ximage_get_page (pdf_ximage *I);
/* from pdfximage.c */
extern void set_distiller_template (char *s);
extern char *get_distiller_template (void);
extern int
pdf_ximage_scale_image (int id,
pdf_tmatrix *M, /* ret */
pdf_rect *r, /* ret */
transform_info *p /* arg */
);
/* from spc_pdfm.c */
extern int pdf_ximage_get_subtype (int xobj_id);
extern void
pdf_ximage_set_attr (int xobj_id,
int width, int height, double xdensity, double ydensity,
double llx, double lly, double urx, double ury);
/* Migrated from pdfobj.h. Those are not PDF object related... */
extern void pdf_error_cleanup_cache (void);
#endif /* _PDFXIMAGE_H_ */
|
