cache-view.h revision 46ff2676b1044ea4101ac7a59b83289cd8f6cfda 
1/*
2  Copyright 1999-2013 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    http://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 cache view methods.
17*/
18#ifndef _MAGICKCORE_CACHE_VIEW_H
19#define _MAGICKCORE_CACHE_VIEW_H
20
21#if defined(__cplusplus) || defined(c_plusplus)
22extern "C" {
23#endif
24
25#include "MagickCore/pixel.h"
26
27typedef enum
28{
29  UndefinedVirtualPixelMethod,
30  BackgroundVirtualPixelMethod,
31  DitherVirtualPixelMethod,
32  EdgeVirtualPixelMethod,
33  MirrorVirtualPixelMethod,
34  RandomVirtualPixelMethod,
35  TileVirtualPixelMethod,
36  TransparentVirtualPixelMethod,
37  MaskVirtualPixelMethod,
38  BlackVirtualPixelMethod,
39  GrayVirtualPixelMethod,
40  WhiteVirtualPixelMethod,
41  HorizontalTileVirtualPixelMethod,
42  VerticalTileVirtualPixelMethod,
43  HorizontalTileEdgeVirtualPixelMethod,
44  VerticalTileEdgeVirtualPixelMethod,
45  CheckerTileVirtualPixelMethod
46} VirtualPixelMethod;
47
48typedef struct _CacheView
49  CacheView;
50
51extern MagickExport CacheView
52  *AcquireAuthenticCacheView(const Image *,ExceptionInfo *),
53  *AcquireVirtualCacheView(const Image *,ExceptionInfo *),
54  *CloneCacheView(const CacheView *),
55  *DestroyCacheView(CacheView *);
56
57extern MagickExport ClassType
58  GetCacheViewStorageClass(const CacheView *);
59
60extern MagickExport ColorspaceType
61  GetCacheViewColorspace(const CacheView *);
62
63extern MagickExport const Image
64  *GetCacheViewImage(const CacheView *);
65
66extern MagickExport const Quantum
67  *GetCacheViewVirtualPixels(const CacheView *,const ssize_t,const ssize_t,
68    const size_t,const size_t,ExceptionInfo *) magick_hot_spot,
69  *GetCacheViewVirtualPixelQueue(const CacheView *) magick_hot_spot;
70
71extern MagickExport const void
72  *GetCacheViewVirtualMetacontent(const CacheView *);
73
74extern MagickExport MagickBooleanType
75  GetOneCacheViewAuthenticPixel(const CacheView *,const ssize_t,const ssize_t,
76    Quantum *,ExceptionInfo *),
77  GetOneCacheViewVirtualMethodPixel(const CacheView *,const VirtualPixelMethod,
78    const ssize_t,const ssize_t,Quantum *,ExceptionInfo *),
79  GetOneCacheViewVirtualPixel(const CacheView *,const ssize_t,const ssize_t,
80    Quantum *,ExceptionInfo *),
81  GetOneCacheViewVirtualPixelInfo(const CacheView *,const ssize_t,const ssize_t,
82    PixelInfo *,ExceptionInfo *),
83  SetCacheViewStorageClass(CacheView *,const ClassType,ExceptionInfo *),
84  SetCacheViewVirtualPixelMethod(CacheView *,const VirtualPixelMethod),
85  SyncCacheViewAuthenticPixels(CacheView *,ExceptionInfo *) magick_hot_spot;
86
87extern MagickExport MagickSizeType
88  GetCacheViewExtent(const CacheView *);
89
90extern MagickExport Quantum
91  *GetCacheViewAuthenticPixelQueue(CacheView *) magick_hot_spot,
92  *GetCacheViewAuthenticPixels(CacheView *,const ssize_t,const ssize_t,
93    const size_t,const size_t,ExceptionInfo *) magick_hot_spot,
94  *QueueCacheViewAuthenticPixels(CacheView *,const ssize_t,const ssize_t,
95    const size_t,const size_t,ExceptionInfo *) magick_hot_spot;
96
97extern MagickExport void
98  *GetCacheViewAuthenticMetacontent(CacheView *);
99
100#if defined(__cplusplus) || defined(c_plusplus)
101}
102#endif
103
104#endif
105