/src/leptonica/src/pngiostub.c
Line | Count | Source |
1 | | /*====================================================================* |
2 | | - Copyright (C) 2001 Leptonica. All rights reserved. |
3 | | - |
4 | | - Redistribution and use in source and binary forms, with or without |
5 | | - modification, are permitted provided that the following conditions |
6 | | - are met: |
7 | | - 1. Redistributions of source code must retain the above copyright |
8 | | - notice, this list of conditions and the following disclaimer. |
9 | | - 2. Redistributions in binary form must reproduce the above |
10 | | - copyright notice, this list of conditions and the following |
11 | | - disclaimer in the documentation and/or other materials |
12 | | - provided with the distribution. |
13 | | - |
14 | | - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
15 | | - ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
16 | | - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
17 | | - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANY |
18 | | - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
19 | | - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
20 | | - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
21 | | - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
22 | | - OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
23 | | - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
24 | | - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
25 | | *====================================================================*/ |
26 | | |
27 | | /*! |
28 | | * \file pngiostub.c |
29 | | * <pre> |
30 | | * |
31 | | * Stubs for pngio.c functions |
32 | | * </pre> |
33 | | */ |
34 | | |
35 | | #ifdef HAVE_CONFIG_H |
36 | | #include <config_auto.h> |
37 | | #endif /* HAVE_CONFIG_H */ |
38 | | |
39 | | #include "allheaders.h" |
40 | | |
41 | | /* --------------------------------------------*/ |
42 | | #if !HAVE_LIBPNG /* defined in environ.h */ |
43 | | /* --------------------------------------------*/ |
44 | | |
45 | | PIX * pixReadStreamPng(FILE *fp) |
46 | 0 | { |
47 | 0 | return (PIX * )ERROR_PTR("function not present", __func__, NULL); |
48 | 0 | } |
49 | | |
50 | | /* ----------------------------------------------------------------------*/ |
51 | | |
52 | | l_ok readHeaderPng(const char *filename, l_int32 *pwidth, l_int32 *pheight, |
53 | | l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap) |
54 | 0 | { |
55 | 0 | return ERROR_INT("function not present", __func__, 1); |
56 | 0 | } |
57 | | |
58 | | /* ----------------------------------------------------------------------*/ |
59 | | |
60 | | l_ok freadHeaderPng(FILE *fp, l_int32 *pwidth, l_int32 *pheight, |
61 | | l_int32 *pbps, l_int32 *pspp, l_int32 *piscmap) |
62 | 0 | { |
63 | 0 | return ERROR_INT("function not present", __func__, 1); |
64 | 0 | } |
65 | | |
66 | | /* ----------------------------------------------------------------------*/ |
67 | | |
68 | | l_ok readHeaderMemPng(const l_uint8 *data, size_t size, l_int32 *pwidth, |
69 | | l_int32 *pheight, l_int32 *pbps, l_int32 *pspp, |
70 | | l_int32 *piscmap) |
71 | 0 | { |
72 | 0 | return ERROR_INT("function not present", __func__, 1); |
73 | 0 | } |
74 | | |
75 | | /* ----------------------------------------------------------------------*/ |
76 | | |
77 | | l_int32 fgetPngResolution(FILE *fp, l_int32 *pxres, l_int32 *pyres) |
78 | 0 | { |
79 | 0 | return ERROR_INT("function not present", __func__, 1); |
80 | 0 | } |
81 | | |
82 | | /* ----------------------------------------------------------------------*/ |
83 | | |
84 | | l_ok isPngInterlaced(const char *filename, l_int32 *pinterlaced) |
85 | 0 | { |
86 | 0 | return ERROR_INT("function not present", __func__, 1); |
87 | 0 | } |
88 | | |
89 | | /* ----------------------------------------------------------------------*/ |
90 | | |
91 | | l_ok fgetPngColormapInfo(FILE *fp, PIXCMAP **pcmap, l_int32 *ptransparency) |
92 | 0 | { |
93 | 0 | return ERROR_INT("function not present", __func__, 1); |
94 | 0 | } |
95 | | |
96 | | /* ----------------------------------------------------------------------*/ |
97 | | |
98 | | l_ok pixWritePng(const char *filename, PIX *pix, l_float32 gamma) |
99 | 0 | { |
100 | 0 | return ERROR_INT("function not present", __func__, 1); |
101 | 0 | } |
102 | | |
103 | | /* ----------------------------------------------------------------------*/ |
104 | | |
105 | | l_ok pixWriteStreamPng(FILE *fp, PIX *pix, l_float32 gamma) |
106 | 0 | { |
107 | 0 | return ERROR_INT("function not present", __func__, 1); |
108 | 0 | } |
109 | | |
110 | | /* ----------------------------------------------------------------------*/ |
111 | | |
112 | | l_ok pixSetZlibCompression(PIX *pix, l_int32 compval) |
113 | | |
114 | 0 | { |
115 | 0 | return ERROR_INT("function not present", __func__, 1); |
116 | 0 | } |
117 | | |
118 | | /* ----------------------------------------------------------------------*/ |
119 | | |
120 | | void l_pngSetReadStrip16To8(l_int32 flag) |
121 | 0 | { |
122 | 0 | L_ERROR("function not present\n", __func__); |
123 | 0 | return; |
124 | 0 | } |
125 | | |
126 | | /* ----------------------------------------------------------------------*/ |
127 | | |
128 | | PIX * pixReadMemPng(const l_uint8 *filedata, size_t filesize) |
129 | 0 | { |
130 | 0 | return (PIX * )ERROR_PTR("function not present", __func__, NULL); |
131 | 0 | } |
132 | | |
133 | | /* ----------------------------------------------------------------------*/ |
134 | | |
135 | | l_ok pixWriteMemPng(l_uint8 **pfiledata, size_t *pfilesize, PIX *pix, |
136 | | l_float32 gamma) |
137 | 0 | { |
138 | 0 | return ERROR_INT("function not present", __func__, 1); |
139 | 0 | } |
140 | | |
141 | | /* --------------------------------------------*/ |
142 | | #endif /* !HAVE_LIBPNG */ |
143 | | /* --------------------------------------------*/ |