MagickCore  6.9.12-67
Convert, Edit, Or Compose Bitmap Images
 All Data Structures
quantize.h
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 image quantization methods.
17 */
18 #ifndef MAGICKCORE_QUANTIZE_H
19 #define MAGICKCORE_QUANTIZE_H
20 
21 #include "magick/colorspace.h"
22 
23 #if defined(__cplusplus) || defined(c_plusplus)
24 extern "C" {
25 #endif
26 
27 typedef enum
28 {
29  UndefinedDitherMethod,
30  NoDitherMethod,
31  RiemersmaDitherMethod,
32  FloydSteinbergDitherMethod
33 } DitherMethod;
34 
35 typedef struct _QuantizeInfo
36 {
37  size_t
38  number_colors;
39 
40  size_t
41  tree_depth;
42 
43  MagickBooleanType
44  dither;
45 
46  ColorspaceType
47  colorspace;
48 
49  MagickBooleanType
50  measure_error;
51 
52  size_t
53  signature;
54 
55  DitherMethod
56  dither_method;
57 } QuantizeInfo;
58 
59 extern MagickExport MagickBooleanType
60  CompressImageColormap(Image *),
61  GetImageQuantizeError(Image *),
62  PosterizeImage(Image *,const size_t,const MagickBooleanType),
63  PosterizeImageChannel(Image *,const ChannelType,const size_t,
64  const MagickBooleanType),
65  QuantizeImage(const QuantizeInfo *,Image *),
66  QuantizeImages(const QuantizeInfo *,Image *),
67  RemapImage(const QuantizeInfo *,Image *,const Image *),
68  RemapImages(const QuantizeInfo *,Image *,const Image *);
69 
70 extern MagickExport QuantizeInfo
71  *AcquireQuantizeInfo(const ImageInfo *),
72  *CloneQuantizeInfo(const QuantizeInfo *),
73  *DestroyQuantizeInfo(QuantizeInfo *);
74 
75 extern MagickExport void
76  GetQuantizeInfo(QuantizeInfo *);
77 
78 #if defined(__cplusplus) || defined(c_plusplus)
79 }
80 #endif
81 
82 #endif
Definition: image.h:152