MagickCore: cache.h Source File

00001 /*
00002   Copyright 1999-2008 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 methods.
00017 */
00018 #ifndef _MAGICKCORE_CACHE_H
00019 #define _MAGICKCORE_CACHE_H
00020 
00021 #if defined(__cplusplus) || defined(c_plusplus)
00022 extern "C" {
00023 #endif
00024 
00025 #include "magick/blob.h"
00026 
00027 extern MagickExport const PixelPacket
00028   *AcquireCacheNexus(const Image *,const VirtualPixelMethod,const long,
00029     const long,const unsigned long,const unsigned long,const unsigned long,
00030     ExceptionInfo *);
00031 
00032 extern MagickExport MagickSizeType
00033   GetPixelCacheArea(const Image *);
00034 
00035 extern MagickExport MagickBooleanType
00036   PersistCache(Image *,const char *,const MagickBooleanType,MagickOffsetType *,
00037     ExceptionInfo *),
00038   SyncCacheNexus(Image *,const unsigned long);
00039 
00040 extern MagickExport PixelPacket
00041   *GetCacheNexus(Image *,const long,const long,const unsigned long,
00042     const unsigned long,const unsigned long),
00043   *SetCacheNexus(Image *,const long,const long,const unsigned long,
00044     const unsigned long,const unsigned long);
00045 
00046 extern MagickExport VirtualPixelMethod
00047   GetCacheVirtualPixelMethod(const Image *),
00048   SetCacheVirtualPixelMethod(const Image *,const VirtualPixelMethod);
00049 
00050 extern MagickExport void
00051   DestroyCacheResources(void);
00052 
00053 #if defined(__cplusplus) || defined(c_plusplus)
00054 }
00055 #endif
00056 
00057 #endif