MagickCore  6.7.5
cache-view.h
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00001 /*
00002   Copyright 1999-2012 ImageMagick Studio LLC, a non-profit organization
00003   dedicated to making software imaging solutions freely available.
00004   
00005   You may not use this file except in compliance with the License.
00006   obtain a copy of the License at
00007   
00008     http://www.imagemagick.org/script/license.php
00009   
00010   Unless required by applicable law or agreed to in writing, software
00011   distributed under the License is distributed on an "AS IS" BASIS,
00012   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013   See the License for the specific language governing permissions and
00014   limitations under the License.
00015 
00016   MagickCore cache view methods.
00017 */
00018 #ifndef _MAGICKCORE_CACHE_VIEW_H
00019 #define _MAGICKCORE_CACHE_VIEW_H
00020 
00021 #if defined(__cplusplus) || defined(c_plusplus)
00022 extern "C" {
00023 #endif
00024 
00025 #include "MagickCore/pixel.h"
00026 
00027 typedef enum
00028 {
00029   UndefinedVirtualPixelMethod,
00030   BackgroundVirtualPixelMethod,
00031   DitherVirtualPixelMethod,
00032   EdgeVirtualPixelMethod,
00033   MirrorVirtualPixelMethod,
00034   RandomVirtualPixelMethod,
00035   TileVirtualPixelMethod,
00036   TransparentVirtualPixelMethod,
00037   MaskVirtualPixelMethod,
00038   BlackVirtualPixelMethod,
00039   GrayVirtualPixelMethod,
00040   WhiteVirtualPixelMethod,
00041   HorizontalTileVirtualPixelMethod,
00042   VerticalTileVirtualPixelMethod,
00043   HorizontalTileEdgeVirtualPixelMethod,
00044   VerticalTileEdgeVirtualPixelMethod,
00045   CheckerTileVirtualPixelMethod
00046 } VirtualPixelMethod;
00047 
00048 typedef struct _CacheView
00049   CacheView;
00050 
00051 extern MagickExport CacheView
00052   *AcquireCacheView(const Image *),
00053   *CloneCacheView(const CacheView *),
00054   *DestroyCacheView(CacheView *);
00055 
00056 extern MagickExport ClassType
00057   GetCacheViewStorageClass(const CacheView *);
00058 
00059 extern MagickExport ColorspaceType
00060   GetCacheViewColorspace(const CacheView *);
00061 
00062 extern MagickExport const Quantum
00063   *GetCacheViewVirtualPixels(const CacheView *,const ssize_t,const ssize_t,
00064     const size_t,const size_t,ExceptionInfo *),
00065   *GetCacheViewVirtualPixelQueue(const CacheView *);
00066 
00067 extern MagickExport const void
00068   *GetCacheViewVirtualMetacontent(const CacheView *);
00069 
00070 extern MagickExport MagickBooleanType
00071   GetOneCacheViewVirtualPixel(const CacheView *,const ssize_t,const ssize_t,
00072     Quantum *,ExceptionInfo *),
00073   GetOneCacheViewVirtualMethodPixel(const CacheView *,const VirtualPixelMethod,
00074     const ssize_t,const ssize_t,Quantum *,ExceptionInfo *),
00075   GetOneCacheViewAuthenticPixel(const CacheView *,const ssize_t,const ssize_t,
00076     Quantum *,ExceptionInfo *),
00077   SetCacheViewStorageClass(CacheView *,const ClassType,ExceptionInfo *),
00078   SetCacheViewVirtualPixelMethod(CacheView *,const VirtualPixelMethod),
00079   SyncCacheViewAuthenticPixels(CacheView *,ExceptionInfo *);
00080 
00081 extern MagickExport MagickSizeType
00082   GetCacheViewExtent(const CacheView *);
00083 
00084 extern MagickExport Quantum
00085   *GetCacheViewAuthenticPixelQueue(CacheView *),
00086   *GetCacheViewAuthenticPixels(CacheView *,const ssize_t,const ssize_t,
00087     const size_t,const size_t,ExceptionInfo *),
00088   *QueueCacheViewAuthenticPixels(CacheView *,const ssize_t,const ssize_t,
00089     const size_t,const size_t,ExceptionInfo *);
00090 
00091 extern MagickExport void
00092   *GetCacheViewAuthenticMetacontent(CacheView *);
00093 
00094 #if defined(__cplusplus) || defined(c_plusplus)
00095 }
00096 #endif
00097 
00098 #endif