57 lines
1.5 KiB
C
57 lines
1.5 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 histogram methods.
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*/
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#ifndef MAGICKCORE_HISTOGRAM_H
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#define MAGICKCORE_HISTOGRAM_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 struct _ColorPacket
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{
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PixelPacket
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pixel;
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IndexPacket
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index;
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MagickSizeType
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count;
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} ColorPacket;
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extern MagickExport ColorPacket
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*GetImageHistogram(const Image *,size_t *,ExceptionInfo *);
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extern MagickExport Image
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*UniqueImageColors(const Image *,ExceptionInfo *);
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extern MagickExport MagickBooleanType
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IdentifyPaletteImage(const Image *,ExceptionInfo *),
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IsHistogramImage(const Image *,ExceptionInfo *),
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IsPaletteImage(const Image *,ExceptionInfo *),
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MinMaxStretchImage(Image *,const ChannelType,const double,const double);
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extern MagickExport size_t
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GetNumberColors(const Image *,FILE *,ExceptionInfo *);
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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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