8 /* if we've already got an ICC_H header we can ignore the following */
12 /*****************************************************************
13 Copyright (c) 1994-1996 SunSoft, Inc.
17 Permission is hereby granted, free of charge, to any person
18 obtaining a copy of this software and associated documentation
19 files (the "Software"), to deal in the Software without restrict-
20 ion, including without limitation the rights to use, copy, modify,
21 merge, publish distribute, sublicense, and/or sell copies of the
22 Software, and to permit persons to whom the Software is furnished
23 to do so, subject to the following conditions:
25 The above copyright notice and this permission notice shall be
26 included in all copies or substantial portions of the Software.
28 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
29 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
30 OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-
31 INFRINGEMENT. IN NO EVENT SHALL SUNSOFT, INC. OR ITS PARENT
32 COMPANY BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
33 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
34 FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
35 OTHER DEALINGS IN THE SOFTWARE.
37 Except as contained in this notice, the name of SunSoft, Inc.
38 shall not be used in advertising or otherwise to promote the
39 sale, use or other dealings in this Software without written
40 authorization from SunSoft Inc.
41 ******************************************************************/
44 * QCMS, in general, is not threadsafe. However, it should be safe to create
45 * profile and transformation objects on different threads, so long as you
46 * don't use the same objects on different threads at the same time.
50 * Color Space Signatures
51 * Note that only icSigXYZData and icSigLabData are valid
52 * Profile Connection Spaces (PCSs)
55 icSigXYZData
= 0x58595A20L
, /* 'XYZ ' */
56 icSigLabData
= 0x4C616220L
, /* 'Lab ' */
57 icSigLuvData
= 0x4C757620L
, /* 'Luv ' */
58 icSigYCbCrData
= 0x59436272L
, /* 'YCbr' */
59 icSigYxyData
= 0x59787920L
, /* 'Yxy ' */
60 icSigRgbData
= 0x52474220L
, /* 'RGB ' */
61 icSigGrayData
= 0x47524159L
, /* 'GRAY' */
62 icSigHsvData
= 0x48535620L
, /* 'HSV ' */
63 icSigHlsData
= 0x484C5320L
, /* 'HLS ' */
64 icSigCmykData
= 0x434D594BL
, /* 'CMYK' */
65 icSigCmyData
= 0x434D5920L
, /* 'CMY ' */
66 icSig2colorData
= 0x32434C52L
, /* '2CLR' */
67 icSig3colorData
= 0x33434C52L
, /* '3CLR' */
68 icSig4colorData
= 0x34434C52L
, /* '4CLR' */
69 icSig5colorData
= 0x35434C52L
, /* '5CLR' */
70 icSig6colorData
= 0x36434C52L
, /* '6CLR' */
71 icSig7colorData
= 0x37434C52L
, /* '7CLR' */
72 icSig8colorData
= 0x38434C52L
, /* '8CLR' */
73 icSig9colorData
= 0x39434C52L
, /* '9CLR' */
74 icSig10colorData
= 0x41434C52L
, /* 'ACLR' */
75 icSig11colorData
= 0x42434C52L
, /* 'BCLR' */
76 icSig12colorData
= 0x43434C52L
, /* 'CCLR' */
77 icSig13colorData
= 0x44434C52L
, /* 'DCLR' */
78 icSig14colorData
= 0x45434C52L
, /* 'ECLR' */
79 icSig15colorData
= 0x46434C52L
, /* 'FCLR' */
80 icMaxEnumData
= 0xFFFFFFFFL
81 } icColorSpaceSignature
;
86 typedef int qcms_bool
;
88 struct _qcms_transform
;
89 typedef struct _qcms_transform qcms_transform
;
92 typedef struct _qcms_profile qcms_profile
;
94 /* these values match the Rendering Intent values from the ICC spec */
97 QCMS_INTENT_PERCEPTUAL
= 0,
98 QCMS_INTENT_RELATIVE_COLORIMETRIC
= 1,
99 QCMS_INTENT_SATURATION
= 2,
100 QCMS_INTENT_ABSOLUTE_COLORIMETRIC
= 3,
103 /* Chris Murphy (CM consultant) suggests this as a default in the event that we
104 * cannot reproduce relative + Black Point Compensation. BPC brings an
105 * unacceptable performance overhead, so we go with perceptual. */
106 QCMS_INTENT_DEFAULT
= QCMS_INTENT_PERCEPTUAL
,
109 //XXX: I don't really like the _DATA_ prefix
117 /* the names for the following two types are sort of ugly */
130 } qcms_CIE_xyYTRIPLE
;
132 qcms_profile
* qcms_profile_create_rgb_with_gamma(
133 qcms_CIE_xyY white_point
,
134 qcms_CIE_xyYTRIPLE primaries
,
137 qcms_profile
* qcms_profile_from_memory(const void *mem
, size_t size
);
139 qcms_profile
* qcms_profile_from_file(FILE *file
);
140 qcms_profile
* qcms_profile_from_path(const char *path
);
142 qcms_profile
* qcms_profile_from_unicode_path(const wchar_t *path
);
144 qcms_profile
* qcms_profile_sRGB(void);
145 void qcms_profile_release(qcms_profile
*profile
);
147 qcms_bool
qcms_profile_is_bogus(qcms_profile
*profile
);
148 qcms_intent
qcms_profile_get_rendering_intent(qcms_profile
*profile
);
149 icColorSpaceSignature
qcms_profile_get_color_space(qcms_profile
*profile
);
151 void qcms_profile_precache_output_transform(qcms_profile
*profile
);
153 qcms_transform
* qcms_transform_create(
154 qcms_profile
*in
, qcms_data_type in_type
,
155 qcms_profile
* out
, qcms_data_type out_type
,
158 void qcms_transform_release(qcms_transform
*);
160 void qcms_transform_data(qcms_transform
*transform
, void *src
, void *dest
, size_t length
);
162 void qcms_enable_iccv4();