color.h

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00001 /*
00002   Copyright 1999-2020 ImageMagick Studio LLC, a non-profit organization
00003   dedicated to making software imaging solutions freely available.
00004   
00005   You may not use this file except in compliance with the License.  You may
00006   obtain a copy of the License at
00007   
00008     https://imagemagick.org/script/license.php
00009   
00010   Unless required by applicable law or agreed to in writing, software
00011   distributed under the License is distributed on an "AS IS" BASIS,
00012   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013   See the License for the specific language governing permissions and
00014   limitations under the License.
00015 
00016   MagickCore image color methods.
00017 */
00018 #ifndef MAGICKCORE_COLOR_H
00019 #define MAGICKCORE_COLOR_H
00020 
00021 #include "MagickCore/pixel.h"
00022 #include "MagickCore/exception.h"
00023 
00024 #if defined(__cplusplus) || defined(c_plusplus)
00025 extern "C" {
00026 #endif
00027 
00028 typedef enum
00029 {
00030   UndefinedCompliance,
00031   NoCompliance = 0x0000,
00032   CSSCompliance = 0x0001,
00033   SVGCompliance = 0x0001,
00034   X11Compliance = 0x0002,
00035   XPMCompliance = 0x0004,
00036   MVGCompliance = 0x0008,
00037   AllCompliance = 0x7fffffff
00038 } ComplianceType;
00039 
00040 typedef struct _ColorInfo
00041 {
00042   char
00043     *path,
00044     *name;
00045 
00046   ComplianceType
00047     compliance;
00048 
00049   PixelInfo
00050     color;
00051 
00052   MagickBooleanType
00053     exempt,
00054     stealth;
00055 
00056   size_t
00057     signature;
00058 } ColorInfo;
00059 
00060 typedef struct _ErrorInfo
00061 {
00062   double
00063     mean_error_per_pixel,
00064     normalized_mean_error,
00065     normalized_maximum_error;
00066 } ErrorInfo;
00067 
00068 extern MagickExport char
00069   **GetColorList(const char *,size_t *,ExceptionInfo *);
00070 
00071 extern MagickExport const ColorInfo
00072   *GetColorInfo(const char *,ExceptionInfo *),
00073   **GetColorInfoList(const char *,size_t *,ExceptionInfo *);
00074 
00075 extern MagickExport MagickBooleanType
00076   IsEquivalentImage(const Image *,const Image *,ssize_t *x,ssize_t *y,
00077     ExceptionInfo *),
00078   ListColorInfo(FILE *,ExceptionInfo *),
00079   QueryColorCompliance(const char *,const ComplianceType,PixelInfo *,
00080     ExceptionInfo *),
00081   QueryColorname(const Image *,const PixelInfo *,const ComplianceType,
00082     char *,ExceptionInfo *);
00083 
00084 extern MagickExport void
00085   ConcatenateColorComponent(const PixelInfo *,const PixelChannel,
00086     const ComplianceType,char *),
00087   GetColorTuple(const PixelInfo *,const MagickBooleanType,char *);
00088 
00089 #if defined(__cplusplus) || defined(c_plusplus)
00090 }
00091 #endif
00092 
00093 #endif

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