# color.h

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    00001 /*
    00002   Copyright 1999-2009 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.
    00006   obtain a copy of the License at
    00007
    00008     http://www.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 #if defined(__cplusplus) || defined(c_plusplus)
    00022 extern "C" {
    00023 #endif
    00024
    00025 #include <magick/pixel.h>
    00026 #include <magick/exception.h>
    00027
    00028 typedef enum
    00029 {
    00030   UndefinedCompliance,
    00031   NoCompliance = 0x0000,
    00032   SVGCompliance = 0x0001,
    00033   X11Compliance = 0x0002,
    00034   XPMCompliance = 0x0004,
    00035   AllCompliance = 0x7fffffff
    00036 } ComplianceType;
    00037
    00038 typedef struct _ColorInfo
    00039 {
    00040   char
    00041     *path,
    00042     *name;
    00043
    00044   ComplianceType
    00045     compliance;
    00046
    00047   MagickPixelPacket
    00048     color;
    00049
    00050   MagickBooleanType
    00051     stealth;
    00052
    00053   struct _ColorInfo
    00054     *previous,
    00055     *next;  /* deprecated, use GetColorInfoList() */
    00056
    00057   unsigned long
    00058     signature;
    00059 } ColorInfo;
    00060
    00061 typedef struct _ColorPacket
    00062 {
    00063   PixelPacket
    00064     pixel;
    00065
    00066   IndexPacket
    00067     index;
    00068
    00069   MagickSizeType
    00070     count;
    00071 } ColorPacket;
    00072
    00073 typedef struct _ErrorInfo
    00074 {
    00075   double
    00076     mean_error_per_pixel,
    00077     normalized_mean_error,
    00078     normalized_maximum_error;
    00079 } ErrorInfo;
    00080
    00081 extern MagickExport char
    00082   **GetColorList(const char *,unsigned long *,ExceptionInfo *);
    00083
    00084 extern MagickExport const ColorInfo
    00085   *GetColorInfo(const char *,ExceptionInfo *),
    00086   **GetColorInfoList(const char *,unsigned long *,ExceptionInfo *);
    00087
    00088 extern MagickExport ColorPacket
    00089   *GetImageHistogram(const Image *,unsigned long *,ExceptionInfo *);
    00090
    00091 extern MagickExport Image
    00092   *UniqueImageColors(const Image *,ExceptionInfo *);
    00093
    00094 extern MagickExport MagickBooleanType
    00095   IsColorSimilar(const Image *,const PixelPacket *,const PixelPacket *),
    00096   IsGrayImage(const Image *,ExceptionInfo *),
    00097   IsHistogramImage(const Image *,ExceptionInfo *),
    00098   IsImageSimilar(const Image *,const Image *,long *x,long *y,ExceptionInfo *),
    00099   IsMagickColorSimilar(const MagickPixelPacket *,const MagickPixelPacket *),
    00100   IsMonochromeImage(const Image *,ExceptionInfo *),
    00101   IsOpacitySimilar(const Image *,const PixelPacket *,const PixelPacket *),
    00102   IsOpaqueImage(const Image *,ExceptionInfo *),
    00103   IsPaletteImage(const Image *,ExceptionInfo *),
    00104   ListColorInfo(FILE *,ExceptionInfo *),
    00105   QueryColorDatabase(const char *,PixelPacket *,ExceptionInfo *),
    00106   QueryColorname(const Image *,const PixelPacket *,const ComplianceType,char *,
    00107     ExceptionInfo *),
    00108   QueryMagickColor(const char *,MagickPixelPacket *,ExceptionInfo *),
    00109   QueryMagickColorname(const Image *,const MagickPixelPacket *,
    00110     const ComplianceType,const MagickBooleanType,char *,ExceptionInfo *);
    00111
    00112 extern MagickExport unsigned long
    00113   GetNumberColors(const Image *,FILE *,ExceptionInfo *);
    00114
    00115 extern MagickExport void
    00116   ConcatenateColorComponent(const MagickPixelPacket *,const ChannelType,
    00117     const ComplianceType,char *),
    00118   DestroyColorList(void),
    00119   GetColorTuple(const MagickPixelPacket *,const MagickBooleanType,char *);
    00120
    00121 #if defined(__cplusplus) || defined(c_plusplus)
    00122 }
    00123 #endif
    00124
    00125 #endif