MagickCore  6.9.12-19
Convert, Edit, Or Compose Bitmap Images
resample.h
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1 /*
2  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
3  dedicated to making software imaging solutions freely available.
4 
5  You may not use this file except in compliance with the License. You may
6  obtain a copy of the License at
7 
8  https://imagemagick.org/script/license.php
9 
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
15 
16  MagickCore graphic resample methods.
17 */
18 #ifndef MAGICKCORE_RESAMPLE_H
19 #define MAGICKCORE_RESAMPLE_H
20 
21 #include "magick/cache-view.h"
22 
23 #if defined(__cplusplus) || defined(c_plusplus)
24 extern "C" {
25 #endif
26 
27 /*
28  WARNING: The order of this table must also match the order of a table
29  located in AcquireResizeFilter() in "resize.c" otherwise the users filter
30  will not match the actual filter that is setup.
31 */
32 typedef enum
33 {
65  SentinelFilter /* a count of all the filters, not a real filter */
66 } FilterTypes;
67 
68 /*
69  Backward compatibility for the more correctly named Jinc Filter. Original
70  source of this filter is from "zoom" but it refers to a reference by Pratt,
71  who does not actualy name the filter.
72 */
73 #define BesselFilter JincFilter
74 
75 typedef struct _ResampleFilter
77 
79  ResamplePixelColor(ResampleFilter *,const double,const double,
84  const VirtualPixelMethod);
85 
89 
90 extern MagickExport void
91  ScaleResampleFilter(ResampleFilter *,const double,const double,const double,
92  const double),
93  SetResampleFilter(ResampleFilter *,const FilterTypes,const double);
94 
95 #if defined(__cplusplus) || defined(c_plusplus)
96 }
97 #endif
98 
99 #endif
Definition: resample.h:35
MagickExport MagickBooleanType ResamplePixelColor(ResampleFilter *resample_filter, const double u0, const double v0, MagickPixelPacket *pixel)
Definition: resample.c:319
Definition: resample.h:60
InterpolatePixelMethod
Definition: pixel.h:31
Definition: resample.h:40
Definition: resample.h:65
Definition: resample.h:55
Definition: resample.h:50
Definition: exception.h:102
VirtualPixelMethod
Definition: cache-view.h:27
Definition: resample.h:34
Definition: resample.h:53
Definition: resample.h:62
Definition: resample.h:36
Definition: resample.h:56
MagickExport MagickBooleanType SetResampleFilterInterpolateMethod(ResampleFilter *resample_filter, const InterpolatePixelMethod method)
Definition: resample.c:1418
Definition: resample.h:42
MagickExport ResampleFilter * AcquireResampleFilter(const Image *image, ExceptionInfo *exception)
Definition: resample.c:206
Definition: image.h:152
Definition: resample.h:41
FilterTypes
Definition: resample.h:32
Definition: resample.h:49
Definition: resample.h:43
Definition: resample.h:47
MagickBooleanType
Definition: magick-type.h:198
Definition: resample.h:57
Definition: pixel.h:104
Definition: resample.h:58
Definition: resample.h:54
Definition: resample.h:39
Definition: resample.h:64
MagickExport MagickBooleanType SetResampleFilterVirtualPixelMethod(ResampleFilter *resample_filter, const VirtualPixelMethod method)
Definition: resample.c:1457
Definition: resample.h:51
MagickExport ResampleFilter * DestroyResampleFilter(ResampleFilter *resample_filter)
Definition: resample.c:269
Definition: resample.h:61
Definition: resample.h:48
MagickExport void ScaleResampleFilter(ResampleFilter *resample_filter, const double dux, const double duy, const double dvx, const double dvy)
Definition: resample.c:1050
Definition: resample.h:44
Definition: resample.h:46
MagickExport void SetResampleFilter(ResampleFilter *resample_filter, const FilterTypes filter, const double blur)
Definition: resample.c:1255
Definition: resample.h:38
Definition: resample.h:52
Definition: resample.h:45
Definition: resample.h:59
#define MagickExport
Definition: method-attribute.h:80
Definition: resample.h:37
Definition: resample.c:91
Definition: resample.h:63