third_party/qcms/src/qcms.h

   1 #ifndef QCMS_H
   2 #define QCMS_H
   3
   4 #ifdef  __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 /* if we've already got an ICC_H header we can ignore the following */
   9 #ifndef ICC_H
  10 /* icc34 defines */
  11
  12 /*****************************************************************
  13  Copyright (c) 1994-1996 SunSoft, Inc.
  14
  15                     Rights Reserved
  16
  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:
  24
  25 The above copyright notice and this permission notice shall be
  26 included in all copies or substantial portions of the Software.
  27
  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.
  36
  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 ******************************************************************/
  42
  43 /*
  44  * Color Space Signatures
  45  * Note that only icSigXYZData and icSigLabData are valid
  46  * Profile Connection Spaces (PCSs)
  47  */
  48 typedef enum {
  49     icSigXYZData                        = 0x58595A20L,  /* 'XYZ ' */
  50     icSigLabData                        = 0x4C616220L,  /* 'Lab ' */
  51     icSigLuvData                        = 0x4C757620L,  /* 'Luv ' */
  52     icSigYCbCrData                      = 0x59436272L,  /* 'YCbr' */
  53     icSigYxyData                        = 0x59787920L,  /* 'Yxy ' */
  54     icSigRgbData                        = 0x52474220L,  /* 'RGB ' */
  55     icSigGrayData                       = 0x47524159L,  /* 'GRAY' */
  56     icSigHsvData                        = 0x48535620L,  /* 'HSV ' */
  57     icSigHlsData                        = 0x484C5320L,  /* 'HLS ' */
  58     icSigCmykData                       = 0x434D594BL,  /* 'CMYK' */
  59     icSigCmyData                        = 0x434D5920L,  /* 'CMY ' */
  60     icSig2colorData                     = 0x32434C52L,  /* '2CLR' */
  61     icSig3colorData                     = 0x33434C52L,  /* '3CLR' */
  62     icSig4colorData                     = 0x34434C52L,  /* '4CLR' */
  63     icSig5colorData                     = 0x35434C52L,  /* '5CLR' */
  64     icSig6colorData                     = 0x36434C52L,  /* '6CLR' */
  65     icSig7colorData                     = 0x37434C52L,  /* '7CLR' */
  66     icSig8colorData                     = 0x38434C52L,  /* '8CLR' */
  67     icSig9colorData                     = 0x39434C52L,  /* '9CLR' */
  68     icSig10colorData                    = 0x41434C52L,  /* 'ACLR' */
  69     icSig11colorData                    = 0x42434C52L,  /* 'BCLR' */
  70     icSig12colorData                    = 0x43434C52L,  /* 'CCLR' */
  71     icSig13colorData                    = 0x44434C52L,  /* 'DCLR' */
  72     icSig14colorData                    = 0x45434C52L,  /* 'ECLR' */
  73     icSig15colorData                    = 0x46434C52L,  /* 'FCLR' */
  74     icMaxEnumData                       = 0xFFFFFFFFL
  75 } icColorSpaceSignature;
  76 #endif
  77
  78 #include <stdio.h>
  79
  80 typedef int qcms_bool;
  81
  82 struct _qcms_transform;
  83 typedef struct _qcms_transform qcms_transform;
  84
  85 struct _qcms_profile;
  86 typedef struct _qcms_profile qcms_profile;
  87
  88 /* these values match the Rendering Intent values from the ICC spec */
  89 typedef enum {
  90         QCMS_INTENT_DEFAULT = 0,
  91         QCMS_INTENT_PERCEPTUAL = 0,
  92         QCMS_INTENT_RELATIVE_COLORIMETRIC = 1,
  93         QCMS_INTENT_SATURATION = 2,
  94         QCMS_INTENT_ABSOLUTE_COLORIMETRIC = 3
  95 } qcms_intent;
  96
  97 //XXX: I don't really like the _DATA_ prefix
  98 typedef enum {
  99         QCMS_DATA_RGB_8,
 100         QCMS_DATA_RGBA_8,
 101         QCMS_DATA_GRAY_8,
 102         QCMS_DATA_GRAYA_8
 103 } qcms_data_type;
 104
 105 /* Format of the output data for qcms_transform_data_type() */
 106 typedef enum {
 107         QCMS_OUTPUT_RGBX,
 108         QCMS_OUTPUT_BGRX
 109 } qcms_output_type;
 110
 111 /* the names for the following two types are sort of ugly */
 112 typedef struct
 113 {
 114         double x;
 115         double y;
 116         double Y;
 117 } qcms_CIE_xyY;
 118
 119 typedef struct
 120 {
 121         qcms_CIE_xyY red;
 122         qcms_CIE_xyY green;
 123         qcms_CIE_xyY blue;
 124 } qcms_CIE_xyYTRIPLE;
 125
 126 qcms_profile* qcms_profile_create_rgb_with_gamma(
 127                 qcms_CIE_xyY white_point,
 128                 qcms_CIE_xyYTRIPLE primaries,
 129                 float gamma);
 130
 131 qcms_profile* qcms_profile_from_memory(const void *mem, size_t size);
 132
 133 qcms_profile* qcms_profile_from_file(FILE *file);
 134 qcms_profile* qcms_profile_from_path(const char *path);
 135 #ifdef _WIN32
 136 qcms_profile* qcms_profile_from_unicode_path(const wchar_t *path);
 137 #endif
 138 qcms_profile* qcms_profile_sRGB(void);
 139 void qcms_profile_release(qcms_profile *profile);
 140
 141 qcms_bool qcms_profile_is_bogus(qcms_profile *profile);
 142 qcms_intent qcms_profile_get_rendering_intent(qcms_profile *profile);
 143 icColorSpaceSignature qcms_profile_get_color_space(qcms_profile *profile);
 144
 145 void qcms_profile_precache_output_transform(qcms_profile *profile);
 146
 147 qcms_transform* qcms_transform_create(
 148                 qcms_profile *in, qcms_data_type in_type,
 149                 qcms_profile* out, qcms_data_type out_type,
 150                 qcms_intent intent);
 151
 152 void qcms_transform_release(qcms_transform *);
 153
 154 void qcms_transform_data(qcms_transform *transform, void *src, void *dest, size_t length);
 155 void qcms_transform_data_type(qcms_transform *transform, void *src, void *dest, size_t length, qcms_output_type type);
 156
 157 void qcms_enable_iccv4();
 158
 159 #ifdef  __cplusplus
 160 }
 161 #endif
 162
 163 #endif