MagickCore  6.9.10
Convert, Edit, Or Compose Bitmap Images
pixel.h
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1 /*
2  Copyright 1999-2018 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.
6  obtain a copy of the License at
7 
8  https://www.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 constitute methods.
17 */
18 #ifndef MAGICKCORE_PIXEL_H
19 #define MAGICKCORE_PIXEL_H
20 
21 #include "magick/colorspace.h"
22 #include "magick/constitute.h"
23 
24 #if defined(__cplusplus) || defined(c_plusplus)
25 extern "C" {
26 #endif
27 
28 /*
29  Pixel enum declarations.
30 */
31 typedef enum
32 {
34  AverageInterpolatePixel, /* Average 4 nearest neighbours */
35  BicubicInterpolatePixel, /* Catmull-Rom interpolation */
36  BilinearInterpolatePixel, /* Triangular filter interpolation */
37  FilterInterpolatePixel, /* Use resize filter - (very slow) */
38  IntegerInterpolatePixel, /* Integer (floor) interpolation */
39  MeshInterpolatePixel, /* Triangular mesh interpolation */
40  NearestNeighborInterpolatePixel, /* Nearest neighbour only */
41  SplineInterpolatePixel, /* Cubic Spline (blurred) interpolation */
42  Average9InterpolatePixel, /* Average 9 nearest neighbours */
43  Average16InterpolatePixel, /* Average 16 nearest neighbours */
44  BlendInterpolatePixel, /* blend of nearest 1, 2 or 4 pixels */
45  BackgroundInterpolatePixel, /* just return background color */
46  CatromInterpolatePixel /* Catmull-Rom interpolation */
48 
49 typedef enum
50 {
51  PixelRed = 0,
52  PixelCyan = 0,
53  PixelGray = 0,
54  PixelY = 0,
57  PixelCb = 1,
58  PixelBlue = 2,
60  PixelCr = 2,
66 
67 typedef enum
68 {
80 
81 /*
82  Pixel typedef declarations.
83 */
84 typedef struct _DoublePixelPacket
85 {
86  double
87  red,
88  green,
89  blue,
90  opacity,
91  index;
93 
94 typedef struct _LongPixelPacket
95 {
96  unsigned int
97  red,
98  green,
99  blue,
100  opacity,
101  index;
103 
104 typedef struct _MagickPixelPacket
105 {
106  ClassType
108 
111 
114 
115  double
117 
118  size_t
120 
123  green,
124  blue,
125  opacity,
126  index;
128 
130 
131 typedef struct _PixelPacket
132 {
133 #if defined(MAGICKCORE_WORDS_BIGENDIAN)
134 #define MAGICK_PIXEL_RGBA 1
135  Quantum
136  red,
137  green,
138  blue,
139  opacity;
140 #else
141 #define MAGICK_PIXEL_BGRA 1
142  Quantum
144  green,
145  red,
146  opacity;
147 #endif
148 } PixelPacket;
149 
150 typedef struct _QuantumPixelPacket
151 {
152  Quantum
154  green,
155  blue,
156  opacity,
157  index;
159 
160 typedef struct _CacheView
161  CacheView_;
162 
163 /*
164  Pixel method declarations.
165 */
167  ExportImagePixels(const Image *,const ssize_t,const ssize_t,const size_t,
168  const size_t,const char *,const StorageType,void *,ExceptionInfo *),
169  ImportImagePixels(Image *,const ssize_t,const ssize_t,const size_t,
170  const size_t,const char *,const StorageType,const void *),
172  const InterpolatePixelMethod,const double,const double,MagickPixelPacket *,
173  ExceptionInfo *);
174 
177 
185 
186 extern MagickExport void
190 
191 #if defined(__cplusplus) || defined(c_plusplus)
192 }
193 #endif
194 
195 #endif
#define magick_restrict
Definition: MagickCore.h:41
MagickDoubleType MagickRealType
Definition: magick-type.h:123
Definition: pixel.h:75
ColorspaceType colorspace
Definition: pixel.h:110
size_t depth
Definition: pixel.h:119
Definition: pixel.h:39
struct _DoublePixelPacket DoublePixelPacket
Definition: pixel.h:72
MagickExport void GetMagickPixelPacket(const Image *, MagickPixelPacket *)
Definition: pixel.c:2242
InterpolatePixelMethod
Definition: pixel.h:31
Definition: pixel.h:33
double index
Definition: pixel.h:87
Definition: exception.h:102
PixelIntensityMethod
Definition: pixel.h:67
double red
Definition: pixel.h:87
Quantum red
Definition: pixel.h:153
Definition: pixel.h:64
MagickExport void ConformMagickPixelPacket(Image *, const MagickPixelPacket *, MagickPixelPacket *, ExceptionInfo *)
Definition: cache-view.c:65
Definition: pixel.h:131
Definition: pixel.h:57
MagickExport MagickBooleanType InterpolateMagickPixelPacket(const Image *, const CacheView_ *, const InterpolatePixelMethod, const double, const double, MagickPixelPacket *, ExceptionInfo *)
Definition: pixel.c:4446
Definition: pixel.h:77
Definition: pixel.h:37
Definition: pixel.h:61
Definition: pixel.h:40
Definition: image.h:152
double fuzz
Definition: pixel.h:116
Image * image
Definition: cache-view.c:68
MagickExport MagickRealType DecodePixelGamma(const MagickRealType) magick_hot_spot
struct _MagickPixelPacket MagickPixelPacket
double blue
Definition: pixel.h:87
MagickBooleanType
Definition: magick-type.h:189
ClassType
Definition: magick-type.h:182
PixelComponent
Definition: pixel.h:49
Definition: pixel.h:55
Definition: pixel.h:60
Quantum red
Definition: pixel.h:143
Definition: pixel.h:104
Definition: pixel.h:71
Definition: pixel.h:70
MagickExport MagickRealType GetMagickPixelIntensity(const Image *image, const MagickPixelPacket *magick_restrict) magick_hot_spot
unsigned int red
Definition: pixel.h:97
#define magick_hot_spot
Definition: method-attribute.h:140
Definition: pixel.h:52
Definition: pixel.h:44
double opacity
Definition: pixel.h:87
Definition: pixel.h:53
Definition: pixel.h:34
struct _LongPixelPacket LongPixelPacket
Definition: pixel.h:45
Definition: pixel.h:62
Definition: pixel.h:94
Definition: pixel.h:84
Definition: pixel.h:35
Definition: pixel.h:43
ClassType storage_class
Definition: pixel.h:107
MagickRealType red
Definition: pixel.h:122
MagickExport MagickPixelPacket * CloneMagickPixelPacket(const MagickPixelPacket *)
Definition: pixel.c:93
StorageType
Definition: constitute.h:25
Definition: pixel.h:69
MagickExport MagickRealType GetPixelIntensity(const Image *image, const PixelPacket *magick_restrict) magick_hot_spot
struct _PixelPacket PixelPacket
MagickBooleanType matte
Definition: pixel.h:113
Definition: pixel.h:41
struct _QuantumPixelPacket QuantumPixelPacket
unsigned short Quantum
Definition: magick-type.h:85
Definition: pixel.h:150
ColorspaceType
Definition: colorspace.h:25
Definition: pixel.h:51
Definition: pixel.h:54
Definition: pixel.h:38
Definition: pixel.h:59
Definition: pixel.h:58
Definition: pixel.h:46
Definition: pixel.h:56
#define MagickExport
Definition: method-attribute.h:98
Definition: pixel.h:78
Definition: pixel.h:42
Quantum IndexPacket
Definition: pixel.h:129
double green
Definition: pixel.h:87
MagickExport MagickBooleanType ExportImagePixels(const Image *, const ssize_t, const ssize_t, const size_t, const size_t, const char *, const StorageType, void *, ExceptionInfo *)
Definition: pixel.h:63
MagickExport MagickBooleanType ImportImagePixels(Image *, const ssize_t, const ssize_t, const size_t, const size_t, const char *, const StorageType, const void *)
Definition: pixel.h:36
Definition: pixel.h:73
MagickExport MagickRealType EncodePixelGamma(const MagickRealType) magick_hot_spot