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/*
Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization
dedicated to making software imaging solutions freely available.
You may not use this file except in compliance with the License.
obtain a copy of the License at
http://www.imagemagick.org/script/license.php
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
MagickCore image quantization methods.
*/
#ifndef _MAGICKCORE_QUANTIZE_H
#define _MAGICKCORE_QUANTIZE_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
#include "magick/colorspace.h"
typedef enum
{
UndefinedDitherMethod,
NoDitherMethod,
RiemersmaDitherMethod,
FloydSteinbergDitherMethod
} DitherMethod;
typedef struct _QuantizeInfo
{
unsigned long
number_colors;
unsigned long
tree_depth;
MagickBooleanType
dither;
ColorspaceType
colorspace;
MagickBooleanType
measure_error;
unsigned long
signature;
DitherMethod
dither_method;
} QuantizeInfo;
extern MagickExport MagickBooleanType
CompressImageColormap(Image *),
GetImageQuantizeError(Image *),
PosterizeImage(Image *,const unsigned long,const MagickBooleanType),
QuantizeImage(const QuantizeInfo *,Image *),
QuantizeImages(const QuantizeInfo *,Image *),
RemapImage(const QuantizeInfo *,Image *,const Image *),
RemapImages(const QuantizeInfo *,Image *,const Image *);
extern MagickExport QuantizeInfo
*AcquireQuantizeInfo(const ImageInfo *),
*CloneQuantizeInfo(const QuantizeInfo *),
*DestroyQuantizeInfo(QuantizeInfo *);
extern MagickExport void
GetQuantizeInfo(QuantizeInfo *);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif
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