83 lines
1.9 KiB
C
83 lines
1.9 KiB
C
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/*
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Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
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dedicated to making software imaging solutions freely available.
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You may not use this file except in compliance with the License. You may
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obtain a copy of the License at
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https://imagemagick.org/script/license.php
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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MagickCore image quantization methods.
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*/
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#ifndef MAGICKCORE_QUANTIZE_H
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#define MAGICKCORE_QUANTIZE_H
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#include "magick/colorspace.h"
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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typedef enum
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{
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UndefinedDitherMethod,
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NoDitherMethod,
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RiemersmaDitherMethod,
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FloydSteinbergDitherMethod
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} DitherMethod;
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typedef struct _QuantizeInfo
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{
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size_t
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number_colors;
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size_t
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tree_depth;
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MagickBooleanType
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dither;
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ColorspaceType
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colorspace;
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MagickBooleanType
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measure_error;
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size_t
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signature;
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DitherMethod
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dither_method;
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} QuantizeInfo;
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extern MagickExport MagickBooleanType
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CompressImageColormap(Image *),
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GetImageQuantizeError(Image *),
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PosterizeImage(Image *,const size_t,const MagickBooleanType),
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PosterizeImageChannel(Image *,const ChannelType,const size_t,
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const MagickBooleanType),
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QuantizeImage(const QuantizeInfo *,Image *),
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QuantizeImages(const QuantizeInfo *,Image *),
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RemapImage(const QuantizeInfo *,Image *,const Image *),
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RemapImages(const QuantizeInfo *,Image *,const Image *);
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extern MagickExport QuantizeInfo
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*AcquireQuantizeInfo(const ImageInfo *),
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*CloneQuantizeInfo(const QuantizeInfo *),
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*DestroyQuantizeInfo(QuantizeInfo *);
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extern MagickExport void
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GetQuantizeInfo(QuantizeInfo *);
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif
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