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| /*
| Copyright 1999-2019 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. You may
| obtain a copy of the License at
|
| https://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 graphic resample methods.
| */
| #ifndef MAGICKCORE_RESAMPLE_H
| #define MAGICKCORE_RESAMPLE_H
|
| #include "MagickCore/cache-view.h"
|
| #if defined(__cplusplus) || defined(c_plusplus)
| extern "C" {
| #endif
|
| /*
| WARNING: The order of this table must also match the order of a table
| located in AcquireResizeFilter() in "resize.c" otherwise the users filter
| will not match the actual filter that is setup.
| */
| typedef enum
| {
| UndefinedFilter,
| PointFilter,
| BoxFilter,
| TriangleFilter,
| HermiteFilter,
| HannFilter,
| HammingFilter,
| BlackmanFilter,
| GaussianFilter,
| QuadraticFilter,
| CubicFilter,
| CatromFilter,
| MitchellFilter,
| JincFilter,
| SincFilter,
| SincFastFilter,
| KaiserFilter,
| WelchFilter,
| ParzenFilter,
| BohmanFilter,
| BartlettFilter,
| LagrangeFilter,
| LanczosFilter,
| LanczosSharpFilter,
| Lanczos2Filter,
| Lanczos2SharpFilter,
| RobidouxFilter,
| RobidouxSharpFilter,
| CosineFilter,
| SplineFilter,
| LanczosRadiusFilter,
| CubicSplineFilter,
| SentinelFilter /* a count of all the filters, not a real filter */
| } FilterType;
|
| /*
| Backward compatibility for the more correctly named Jinc Filter. Original
| source of this filter is from "zoom" but it refers to a reference by Pratt,
| who does not actualy name the filter.
|
| also miss-spellings of common filters
| */
| #define BesselFilter JincFilter
| #define WelshFilter WelchFilter
| #define HanningFilter HannFilter
|
| typedef struct _ResampleFilter
| ResampleFilter;
|
| extern MagickExport MagickBooleanType
| ResamplePixelColor(ResampleFilter *,const double,const double,
| PixelInfo *,ExceptionInfo *),
| SetResampleFilterInterpolateMethod(ResampleFilter *,
| const PixelInterpolateMethod),
| SetResampleFilterVirtualPixelMethod(ResampleFilter *,
| const VirtualPixelMethod);
|
| extern MagickExport ResampleFilter
| *AcquireResampleFilter(const Image *,ExceptionInfo *),
| *DestroyResampleFilter(ResampleFilter *);
|
| extern MagickExport void
| ScaleResampleFilter(ResampleFilter *,const double,const double,const double,
| const double),
| SetResampleFilter(ResampleFilter *,const FilterType);
|
| #if defined(__cplusplus) || defined(c_plusplus)
| }
| #endif
|
| #endif
|
|
