2 Copyright 1999-2013 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/distribute-cache.h"
28 #include "MagickCore/pixel.h"
29 #include "MagickCore/random_.h"
30 #include "MagickCore/thread-private.h"
31 #include "MagickCore/semaphore.h"
36 typedef MagickBooleanType
37 (*GetOneAuthenticPixelFromHandler)(Image *,const ssize_t,const ssize_t,
38 Quantum *,ExceptionInfo *),
39 (*GetOneVirtualPixelFromHandler)(const Image *,const VirtualPixelMethod,
40 const ssize_t,const ssize_t,Quantum *,ExceptionInfo *),
41 (*SyncAuthenticPixelsHandler)(Image *,ExceptionInfo *);
44 *(*GetVirtualPixelHandler)(const Image *,const VirtualPixelMethod,
45 const ssize_t,const ssize_t,const size_t,const size_t,ExceptionInfo *),
46 *(*GetVirtualPixelsHandler)(const Image *);
49 *(*GetVirtualMetacontentFromHandler)(const Image *);
52 *(*GetAuthenticPixelsHandler)(Image *,const ssize_t,const ssize_t,
53 const size_t,const size_t,ExceptionInfo *);
56 *(*GetAuthenticPixelsFromHandler)(const Image *);
59 *(*QueueAuthenticPixelsHandler)(Image *,const ssize_t,const ssize_t,
60 const size_t,const size_t,ExceptionInfo *);
63 (*DestroyPixelHandler)(Image *);
66 *(*GetAuthenticMetacontentFromHandler)(const Image *);
68 typedef struct _CacheMethods
70 GetVirtualPixelHandler
71 get_virtual_pixel_handler;
73 GetVirtualPixelsHandler
74 get_virtual_pixels_handler;
76 GetVirtualMetacontentFromHandler
77 get_virtual_metacontent_from_handler;
79 GetOneVirtualPixelFromHandler
80 get_one_virtual_pixel_from_handler;
82 GetAuthenticPixelsHandler
83 get_authentic_pixels_handler;
85 GetAuthenticMetacontentFromHandler
86 get_authentic_metacontent_from_handler;
88 GetOneAuthenticPixelFromHandler
89 get_one_authentic_pixel_from_handler;
91 GetAuthenticPixelsFromHandler
92 get_authentic_pixels_from_handler;
94 QueueAuthenticPixelsHandler
95 queue_authentic_pixels_handler;
97 SyncAuthenticPixelsHandler
98 sync_authentic_pixels_handler;
101 destroy_pixel_handler;
104 typedef struct _NexusInfo
107 typedef struct _CacheInfo
130 channel_map[MaxPixelChannels];
148 virtual_pixel_method;
169 filename[MaxTextExtent],
170 cache_filename[MaxTextExtent];
202 extern MagickPrivate Cache
203 AcquirePixelCache(const size_t),
204 ClonePixelCache(const Cache),
205 DestroyPixelCache(Cache),
206 ReferencePixelCache(Cache);
208 extern MagickPrivate ClassType
209 GetPixelCacheStorageClass(const Cache);
211 extern MagickPrivate ColorspaceType
212 GetPixelCacheColorspace(const Cache);
214 extern MagickPrivate const Quantum
215 *GetVirtualPixelsFromNexus(const Image *,const VirtualPixelMethod,
216 const ssize_t,const ssize_t,const size_t,const size_t,NexusInfo *,
217 ExceptionInfo *) magick_hot_spot,
218 *GetVirtualPixelsNexus(const Cache,NexusInfo *);
220 extern MagickPrivate const void
221 *AcquirePixelCachePixels(const Image *,MagickSizeType *,ExceptionInfo *),
222 *GetVirtualMetacontentFromNexus(const Cache,NexusInfo *);
224 extern MagickPrivate MagickBooleanType
225 CacheComponentGenesis(void),
226 SyncAuthenticPixelCacheNexus(Image *,NexusInfo *,ExceptionInfo *)
228 SyncImagePixelCache(Image *,ExceptionInfo *);
230 extern MagickPrivate MagickSizeType
231 GetPixelCacheNexusExtent(const Cache,NexusInfo *);
233 extern MagickPrivate NexusInfo
234 **AcquirePixelCacheNexus(const size_t),
235 **DestroyPixelCacheNexus(NexusInfo **,const size_t);
237 extern MagickPrivate Quantum
238 *GetAuthenticPixelCacheNexus(Image *,const ssize_t,const ssize_t,
239 const size_t,const size_t,NexusInfo *,ExceptionInfo *) magick_hot_spot,
240 *GetPixelCacheNexusPixels(const Cache,NexusInfo *),
241 *QueueAuthenticPixelCacheNexus(Image *,const ssize_t,const ssize_t,
242 const size_t,const size_t,const MagickBooleanType,NexusInfo *,
243 ExceptionInfo *) magick_hot_spot;
245 extern MagickPrivate size_t
246 GetPixelCacheChannels(const Cache);
248 extern MagickPrivate VirtualPixelMethod
249 GetPixelCacheVirtualMethod(const Image *),
250 SetPixelCacheVirtualMethod(Image *,const VirtualPixelMethod,ExceptionInfo *);
252 extern MagickPrivate void
253 CacheComponentTerminus(void),
254 ClonePixelCacheMethods(Cache,const Cache),
255 *GetPixelCacheNexusMetacontent(const Cache,NexusInfo *) magick_hot_spot,
256 *GetPixelCachePixels(Image *,MagickSizeType *,ExceptionInfo *),
257 GetPixelCacheTileSize(const Image *,size_t *,size_t *),
258 GetPixelCacheMethods(CacheMethods *),
259 SetPixelCacheMethods(Cache,CacheMethods *);
261 #if defined(__cplusplus) || defined(c_plusplus)