forked from openkylin/imagemagick
49 lines
1.4 KiB
C
49 lines
1.4 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 discrete Fourier transform (DFT) methods.
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*/
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#ifndef MAGICKCORE_FFT_H
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#define MAGICKCORE_FFT_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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UndefinedComplexOperator,
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AddComplexOperator,
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ConjugateComplexOperator,
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DivideComplexOperator,
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MagnitudePhaseComplexOperator,
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MultiplyComplexOperator,
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RealImaginaryComplexOperator,
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SubtractComplexOperator
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} ComplexOperator;
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extern MagickExport Image
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*ComplexImages(const Image *,const ComplexOperator,ExceptionInfo *),
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*ForwardFourierTransformImage(const Image *,const MagickBooleanType,
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ExceptionInfo *),
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*InverseFourierTransformImage(const Image *,const Image *,
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const MagickBooleanType,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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