2 Copyright 1999-2012 ImageMagick Studio LLC, a non-profit organization
3 dedicated to making software imaging solutions freely available.
5 You may not use this file except in compliance with the License.
6 obtain a copy of the License at
8 http://www.imagemagick.org/script/license.php
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.
16 MagickCore cache private methods.
18 #ifndef _MAGICKCORE_CACHE_PRIVATE_H
19 #define _MAGICKCORE_CACHE_PRIVATE_H
21 #if defined(__cplusplus) || defined(c_plusplus)
26 #include "MagickCore/cache.h"
27 #include "MagickCore/random_.h"
28 #include "MagickCore/thread-private.h"
29 #include "MagickCore/semaphore.h"
34 typedef MagickBooleanType
35 (*GetOneAuthenticPixelFromHandler)(Image *,const ssize_t,const ssize_t,
36 Quantum *,ExceptionInfo *),
37 (*GetOneVirtualPixelFromHandler)(const Image *,const VirtualPixelMethod,
38 const ssize_t,const ssize_t,Quantum *,ExceptionInfo *),
39 (*SyncAuthenticPixelsHandler)(Image *,ExceptionInfo *);
42 *(*GetVirtualPixelHandler)(const Image *,const VirtualPixelMethod,
43 const ssize_t,const ssize_t,const size_t,const size_t,ExceptionInfo *),
44 *(*GetVirtualPixelsHandler)(const Image *);
47 *(*GetVirtualMetacontentFromHandler)(const Image *);
50 *(*GetAuthenticPixelsHandler)(Image *,const ssize_t,const ssize_t,
51 const size_t,const size_t,ExceptionInfo *);
54 *(*GetAuthenticPixelsFromHandler)(const Image *);
57 *(*QueueAuthenticPixelsHandler)(Image *,const ssize_t,const ssize_t,
58 const size_t,const size_t,ExceptionInfo *);
61 (*DestroyPixelHandler)(Image *);
64 *(*GetAuthenticMetacontentFromHandler)(const Image *);
66 typedef struct _CacheMethods
68 GetVirtualPixelHandler
69 get_virtual_pixel_handler;
71 GetVirtualPixelsHandler
72 get_virtual_pixels_handler;
74 GetVirtualMetacontentFromHandler
75 get_virtual_metacontent_from_handler;
77 GetOneVirtualPixelFromHandler
78 get_one_virtual_pixel_from_handler;
80 GetAuthenticPixelsHandler
81 get_authentic_pixels_handler;
83 GetAuthenticMetacontentFromHandler
84 get_authentic_metacontent_from_handler;
86 GetOneAuthenticPixelFromHandler
87 get_one_authentic_pixel_from_handler;
89 GetAuthenticPixelsFromHandler
90 get_authentic_pixels_from_handler;
92 QueueAuthenticPixelsHandler
93 queue_authentic_pixels_handler;
95 SyncAuthenticPixelsHandler
96 sync_authentic_pixels_handler;
99 destroy_pixel_handler;
102 typedef struct _NexusInfo
105 typedef struct _CacheInfo
126 channel_map[MaxPixelChannels];
144 virtual_pixel_method;
165 filename[MaxTextExtent],
166 cache_filename[MaxTextExtent];
194 extern MagickPrivate Cache
195 AcquirePixelCache(const size_t),
196 ClonePixelCache(const Cache),
197 DestroyPixelCache(Cache),
198 ReferencePixelCache(Cache);
200 extern MagickPrivate ClassType
201 GetPixelCacheStorageClass(const Cache);
203 extern MagickPrivate ColorspaceType
204 GetPixelCacheColorspace(const Cache);
206 extern MagickPrivate const Quantum
207 *GetVirtualPixelsFromNexus(const Image *,const VirtualPixelMethod,
208 const ssize_t,const ssize_t,const size_t,const size_t,NexusInfo *,
209 ExceptionInfo *) magick_hot_spot,
210 *GetVirtualPixelsNexus(const Cache,NexusInfo *);
212 extern MagickPrivate const void
213 *AcquirePixelCachePixels(const Image *,MagickSizeType *,ExceptionInfo *),
214 *GetVirtualMetacontentFromNexus(const Cache,NexusInfo *);
216 extern MagickPrivate MagickBooleanType
217 CacheComponentGenesis(void),
218 SyncAuthenticPixelCacheNexus(Image *,NexusInfo *,ExceptionInfo *)
220 SyncImagePixelCache(Image *,ExceptionInfo *);
222 extern MagickPrivate MagickSizeType
223 GetPixelCacheNexusExtent(const Cache,NexusInfo *);
225 extern MagickPrivate NexusInfo
226 **AcquirePixelCacheNexus(const size_t),
227 **DestroyPixelCacheNexus(NexusInfo **,const size_t);
229 extern MagickPrivate Quantum
230 *GetAuthenticPixelCacheNexus(Image *,const ssize_t,const ssize_t,
231 const size_t,const size_t,NexusInfo *,ExceptionInfo *) magick_hot_spot,
232 *GetPixelCacheNexusPixels(const Cache,NexusInfo *),
233 *QueueAuthenticPixelCacheNexus(Image *,const ssize_t,const ssize_t,
234 const size_t,const size_t,const MagickBooleanType,NexusInfo *,
235 ExceptionInfo *) magick_hot_spot;
237 extern MagickPrivate size_t
238 GetPixelCacheChannels(const Cache);
240 extern MagickPrivate VirtualPixelMethod
241 GetPixelCacheVirtualMethod(const Image *),
242 SetPixelCacheVirtualMethod(Image *,const VirtualPixelMethod,ExceptionInfo *);
244 extern MagickPrivate void
245 CacheComponentTerminus(void),
246 ClonePixelCacheMethods(Cache,const Cache),
247 *GetPixelCacheNexusMetacontent(const Cache,NexusInfo *) magick_hot_spot,
248 *GetPixelCachePixels(Image *,MagickSizeType *,ExceptionInfo *),
249 GetPixelCacheTileSize(const Image *,size_t *,size_t *),
250 GetPixelCacheMethods(CacheMethods *),
251 SetPixelCacheMethods(Cache,CacheMethods *);
253 #if defined(__cplusplus) || defined(c_plusplus)