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/random_.h"
27 #include "MagickCore/thread-private.h"
28 #include "MagickCore/semaphore.h"
42 typedef MagickBooleanType
43 (*GetOneAuthenticPixelFromHandler)(Image *,const ssize_t,const ssize_t,
44 Quantum *,ExceptionInfo *),
45 (*GetOneVirtualPixelFromHandler)(const Image *,const VirtualPixelMethod,
46 const ssize_t,const ssize_t,Quantum *,ExceptionInfo *),
47 (*SyncAuthenticPixelsHandler)(Image *,ExceptionInfo *);
50 *(*GetVirtualPixelHandler)(const Image *,const VirtualPixelMethod,
51 const ssize_t,const ssize_t,const size_t,const size_t,ExceptionInfo *),
52 *(*GetVirtualPixelsHandler)(const Image *);
55 *(*GetVirtualMetacontentFromHandler)(const Image *);
58 *(*GetAuthenticPixelsHandler)(Image *,const ssize_t,const ssize_t,
59 const size_t,const size_t,ExceptionInfo *);
62 *(*GetAuthenticPixelsFromHandler)(const Image *);
65 *(*QueueAuthenticPixelsHandler)(Image *,const ssize_t,const ssize_t,
66 const size_t,const size_t,ExceptionInfo *);
69 (*DestroyPixelHandler)(Image *);
72 *(*GetAuthenticMetacontentFromHandler)(const Image *);
74 typedef struct _CacheMethods
76 GetVirtualPixelHandler
77 get_virtual_pixel_handler;
79 GetVirtualPixelsHandler
80 get_virtual_pixels_handler;
82 GetVirtualMetacontentFromHandler
83 get_virtual_metacontent_from_handler;
85 GetOneVirtualPixelFromHandler
86 get_one_virtual_pixel_from_handler;
88 GetAuthenticPixelsHandler
89 get_authentic_pixels_handler;
91 GetAuthenticMetacontentFromHandler
92 get_authentic_metacontent_from_handler;
94 GetOneAuthenticPixelFromHandler
95 get_one_authentic_pixel_from_handler;
97 GetAuthenticPixelsFromHandler
98 get_authentic_pixels_from_handler;
100 QueueAuthenticPixelsHandler
101 queue_authentic_pixels_handler;
103 SyncAuthenticPixelsHandler
104 sync_authentic_pixels_handler;
107 destroy_pixel_handler;
110 typedef struct _NexusInfo
113 typedef struct _CacheInfo
134 channel_map[MaxPixelChannels];
152 virtual_pixel_method;
173 filename[MaxTextExtent],
174 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 CacheType
209 GetPixelCacheType(const Image *);
211 extern MagickPrivate ClassType
212 GetPixelCacheStorageClass(const Cache);
214 extern MagickPrivate ColorspaceType
215 GetPixelCacheColorspace(const Cache);
217 extern MagickPrivate const Quantum
218 *GetVirtualPixelsFromNexus(const Image *,const VirtualPixelMethod,
219 const ssize_t,const ssize_t,const size_t,const size_t,NexusInfo *,
220 ExceptionInfo *) magick_hot_spot,
221 *GetVirtualPixelsNexus(const Cache,NexusInfo *);
223 extern MagickPrivate const void
224 *AcquirePixelCachePixels(const Image *,MagickSizeType *,ExceptionInfo *),
225 *GetVirtualMetacontentFromNexus(const Cache,NexusInfo *);
227 extern MagickPrivate MagickBooleanType
228 CacheComponentGenesis(void),
229 SyncAuthenticPixelCacheNexus(Image *,NexusInfo *,ExceptionInfo *) magick_hot_spot,
230 SyncImagePixelCache(Image *,ExceptionInfo *);
232 extern MagickPrivate MagickSizeType
233 GetPixelCacheNexusExtent(const Cache,NexusInfo *);
235 extern MagickPrivate NexusInfo
236 **AcquirePixelCacheNexus(const size_t),
237 **DestroyPixelCacheNexus(NexusInfo **,const size_t);
239 extern MagickPrivate Quantum
240 *GetAuthenticPixelCacheNexus(Image *,const ssize_t,const ssize_t,
241 const size_t,const size_t,NexusInfo *,ExceptionInfo *) magick_hot_spot,
242 *GetPixelCacheNexusPixels(const Cache,NexusInfo *),
243 *QueueAuthenticPixelCacheNexus(Image *,const ssize_t,const ssize_t,
244 const size_t,const size_t,const MagickBooleanType,NexusInfo *,
245 ExceptionInfo *) magick_hot_spot;
247 extern MagickPrivate size_t
248 GetPixelCacheChannels(const Cache);
250 extern MagickPrivate VirtualPixelMethod
251 GetPixelCacheVirtualMethod(const Image *),
252 SetPixelCacheVirtualMethod(Image *,const VirtualPixelMethod,ExceptionInfo *);
254 extern MagickPrivate void
255 CacheComponentTerminus(void),
256 ClonePixelCacheMethods(Cache,const Cache),
257 *GetPixelCacheNexusMetacontent(const Cache,NexusInfo *) magick_hot_spot,
258 *GetPixelCachePixels(Image *,MagickSizeType *,ExceptionInfo *),
259 GetPixelCacheTileSize(const Image *,size_t *,size_t *),
260 GetPixelCacheMethods(CacheMethods *),
261 SetPixelCacheMethods(Cache,CacheMethods *);
263 #if defined(__cplusplus) || defined(c_plusplus)