Gitiles
Code Review Sign In
gerrit-public.fairphone.software / platform / external / ImageMagick / 811f517641855dd51e55a1480a713ce25c084336 / . / www / api / memory.html
blob: 2b9af18e1df20b365d7e6a6b79ef0c97db1e528d [file] [log] [blame]
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
cristy2c839602010-04-03 02:32:08 +0000[diff] [blame]3<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr">
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]4<head>
cristy3c98a4f2010-08-13 20:09:41 +0000[diff] [blame]5 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
6 <meta name="verify-v1" content="g222frIIxcQTrvDR3NBRUSKP3AnMNoqxOkIniCEkV7U="/>
cristyffb69ed2010-12-25 00:06:48 +0000[diff] [blame]7 <title>ImageMagick: MagickCore, C API for ImageMagick: Memory Allocation</title>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]8 <meta http-equiv="Content-Language" content="en-US"/>
9 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
10 <meta http-equiv="Reply-to" content="magick-users@imagemagick.org"/>
cristy3c98a4f2010-08-13 20:09:41 +0000[diff] [blame]11 <meta name="Application-name" content="ImageMagick"/>
cristyffb69ed2010-12-25 00:06:48 +0000[diff] [blame]12 <meta name="Description" content="ImageMagick is a software suite to create, edit, or compose bitmap images in a variety of formats. Use ImageMagick to scale, rotate, shear, distort and transform images."/>
cristy3c98a4f2010-08-13 20:09:41 +0000[diff] [blame]13 <meta name="Application-url" content="http://www.imagemagick.org"/>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]14 <meta name="Generator" content="PHP"/>
15 <meta name="Keywords" content="magickcore, c, api, for, imagemagick:, memory, allocation, ImageMagick, ImageMagic, MagickCore, MagickWand, PerlMagick, Magick++, RMagick, PythonMagick, JMagick, TclMagick, Image, Magick, Magic, Wand, ImageMagickObject, Swiss, Army, Knife, Image, Processing"/>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]16 <meta name="Rating" content="GENERAL"/>
17 <meta name="Robots" content="INDEX, FOLLOW"/>
18 <meta name="Generator" content="ImageMagick Studio LLC"/>
19 <meta name="Author" content="ImageMagick Studio LLC"/>
20 <meta name="Revisit-after" content="2 DAYS"/>
21 <meta name="Resource-type" content="document"/>
cristy4103d562010-12-10 01:38:54 +0000[diff] [blame]22 <meta name="Copyright" content="Copyright (c) 1999-2011 ImageMagick Studio LLC"/>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]23 <meta name="Distribution" content="Global"/>
cristy3c98a4f2010-08-13 20:09:41 +0000[diff] [blame]24 <link rel="icon" href="../../images/wand.png" sizes="32x32"/>
25 <link rel="shortcut icon" href="../../images/wand.ico" type="images/x-icon"/>
26 <link rel="meta" type="application/rdf+xml" title="ICI" href="http://imagemagick.org/ici.rdf"/>
27 <style type="text/css" media="all">
28 @import url("../../www/magick.css");
29 </style>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]30</head>
31
32<body id="www-imagemagick-org">
33<div class="titlebar">
34<a href="../../index.html">
35 <img src="../../images/script.png" alt="[ImageMagick]"
36 style="width: 350px; height: 60px; margin: 28px auto; float: left;" /></a>
37<a href="http://www.networkredux.com">
38 <img src="../../images/networkredux.png" alt="[sponsor]"
39 style="margin: 45px auto; border: 0px; float: left;" /></a>
40<a href="http://www.imagemagick.org/discourse-server/">
41 <img src="../../images/logo.jpg" alt=""
42 style="width: 114px; height: 118px; border: 0px; float: right;" /></a>
43<a href="../../index.html">
44 <img src="../../images/sprite.jpg" alt=""
45 style="width: 114px; height: 118px; border: 0px; float: right;" /></a>
46</div>
47
cristyce69bb02010-07-27 19:49:46 +0000[diff] [blame]48<div class="westbar">
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]49
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]50<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]51 <a title="About ImageMagick" href="../../index.html">About ImageMagick</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]52</div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]53<div class="sep"></div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]54<div class="menu">
cristybb503372010-05-27 20:51:26 +0000[diff] [blame]55 <a title="Binary Releases" href="../../www/binary-releases.html">Binary Releases</a>
56</div>
57<div class="sub">
58 <a title="Binary Release: Unix" href="../../www/binary-releases.html#unix">Unix</a>
59</div>
60<div class="sub">
61 <a title="Binary Release: MacOS X" href="../../www/binary-releases.html#macosx">Mac OS X</a>
62</div>
63<div class="sub">
64 <a title="Binary Release: Windows" href="../../www/binary-releases.html#windows">Windows</a>
65</div>
66<div class="sep"></div>
67<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]68 <a title="Command-line Tools" href="../../www/command-line-tools.html">Command-line Tools</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]69</div>
70<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]71 <a title="Command-line Tools: Processing" href="../../www/command-line-processing.html">Processing</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]72</div>
73<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]74 <a title="Command-line Tools: Options" href="../../www/command-line-options.html">Options</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]75</div>
76<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]77 <a title="Command-line Tools: Usage" href="http://www.imagemagick.org/Usage/">Usage</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]78</div>
79<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]80 <a title="Program Interfaces" href="../../www/api.html">Program Interfaces</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]81</div>
82<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]83 <a title="Program Interface: MagickWand" href="../../www/magick-wand.html">MagickWand</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]84</div>
85<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]86 <a title="Program Interface: MagickCore" href="../../www/magick-core.html">MagickCore</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]87</div>
88<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]89 <a title="Program Interface: PerlMagick" href="../../www/perl-magick.html">PerlMagick</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]90</div>
91<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]92 <a title="Program Interface: Magick++" href="../../Magick++/">Magick++</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]93</div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]94<div class="sep"></div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]95<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]96 <a title="Install from Source" href="../../www/install-source.html">Install from Source</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]97</div>
98<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]99 <a title="Install from Source: Unix" href="../../www/install-source.html#unix">Unix</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]100</div>
101<div class="sub">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]102 <a title="Install from Source: Windows" href="../../www/install-source.html#windows">Windows</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]103 </div>
104<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]105 <a title="Resources" href="../../www/resources.html">Resources</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]106</div>
cristybb503372010-05-27 20:51:26 +0000[diff] [blame]107<div class="menu">
108 <a title="Architecture" href="../../www/architecture.html">Architecture</a>
109</div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]110<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]111 <a title="Download" href="../../www/download.html">Download</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]112</div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]113<div class="sep"></div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]114<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]115 <a title="Search" href="../http://www.imagemagick.org/script/search.php">Search</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]116</div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]117<div class="sep"></div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]118<div class="menu">
cristyffb69ed2010-12-25 00:06:48 +0000[diff] [blame]119 <a title="Site Map" href="../../www/sitemap.html">Site Map</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]120</div>
121<div class="sub">
cristyffb69ed2010-12-25 00:06:48 +0000[diff] [blame]122 <a title="Site Map: Links" href="../../www/links.html">Links</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]123</div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]124<div class="sep"></div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]125<div class="menu">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]126 <a title="Sponsors" href="../../www/sponsors.html">Sponsors:</a>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]127
128<div class="sponsbox">
129<div class="sponsor">
cristy307ba182010-12-25 01:00:34 +0000[diff] [blame]130 <a title="Sponsor: Fernsehdienst Berlin" href="http://www.atlas-multimedia.de">Fernsehdienst Berlin</a><!-- 2011040100025 atlas.multimedia-->
cristy73fd1cd2010-09-12 19:14:25 +0000[diff] [blame]131</div>
132<div class="sponsor">
cristy7d52cd62010-10-01 17:26:59 +0000[diff] [blame]133 <a title="Sponsor: Druckerei" href="http://print24.com/de/">Druckerei</a><!-- 201110010720 -->
134</div>
135<div class="sponsor">
cristyc5baf4f2010-08-31 15:05:33 +0000[diff] [blame]136 <a title="Sponsor: Image Converter" href="http://www.batchphoto.com">Image Converter</a><!-- 201103010900 Bits Coffee-->
137</div>
138<div class="sponsor">
cristy851dbce2010-08-06 21:40:00 +0000[diff] [blame]139 <a title="Sponsor: Flyer drucken" href="http://www.online-druck.biz">Flyer drucken</a><!-- 201109010900 Floeter-->
140</div>
141<div class="sponsor">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]142 <a title="Sponsor: Webdesign Agentur" href="http://www.ventzke-partner.de">Webdesign Agentur</a><!-- 201101010480 invendio.de-->
cristy3de29cc2010-04-15 02:34:44 +0000[diff] [blame]143</div>
144<div class="sponsor">
cristy83a272e2010-05-07 20:40:35 +0000[diff] [blame]145 <a title="Sponsor: LVM Versicherung" href="http://www.neu-reich.de">LVM Versicherung</a><!-- 201101010480 -->
cristy8f900122010-03-05 15:26:31 +0000[diff] [blame]146</div>
147<div class="sponsor">
cristyc5baf4f2010-08-31 15:05:33 +0000[diff] [blame]148 <a title="Sponsor: Diamonds are a Girls Best Friend" href="http://www.schmuck.org">Diamonds are a Girls Best Friend</a><!-- 201101010600 Peterssen-->
cristyc1c61662009-09-30 14:04:37 +0000[diff] [blame]149</div>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]150</div>
151</div>
cristyce69bb02010-07-27 19:49:46 +0000[diff] [blame]152</div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]153
cristyce69bb02010-07-27 19:49:46 +0000[diff] [blame]154<div class="eastbar">
155 <script type="text/javascript">
156 <!--
157 google_ad_client = "pub-3129977114552745";
cristyce69bb02010-07-27 19:49:46 +0000[diff] [blame]158 google_ad_slot = "0574824969";
159 google_ad_width = 160;
160 google_ad_height = 600;
161 //-->
162 </script>
163 <script type="text/javascript"
164 src="http://pagead2.googlesyndication.com/pagead/show_ads.js">
165 </script>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]166</div>
167
168<div class="main">
169
cristy307ba182010-12-25 01:00:34 +0000[diff] [blame]170<h1>Module memory
171 Methods</h1>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]172<p class="navigation-index">[<a href="#AcquireAlignedMemory">AcquireAlignedMemory</a> &bull; <a href="#AcquireMagickMemory">AcquireMagickMemory</a> &bull; <a href="#AcquireQuantumMemory">AcquireQuantumMemory</a> &bull; <a href="#CopyMagickMemory">CopyMagickMemory</a> &bull; <a href="#GetMagickMemoryMethods">GetMagickMemoryMethods</a> &bull; <a href="#RelinquishAlignedMemory">RelinquishAlignedMemory</a> &bull; <a href="#RelinquishMagickMemory">RelinquishMagickMemory</a> &bull; <a href="#ResetMagickMemory">ResetMagickMemory</a> &bull; <a href="#ResizeMagickMemory">ResizeMagickMemory</a> &bull; <a href="#ResizeQuantumMemory">ResizeQuantumMemory</a> &bull; <a href="#SetMagickMemoryMethods">SetMagickMemoryMethods</a>]</p>
173
174<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
175_8c.html" target="source" name="AcquireAlignedMemory">AcquireAlignedMemory</a></h2>
176<div class="doc-section">
177
178<p>AcquireAlignedMemory() returns a pointer to a block of memory at least size bytes whose address is a multiple of 16*sizeof(void *).</p></ol>
179
180<p>The format of the AcquireAlignedMemory method is:</p>
181
182<pre class="code">
183 void *AcquireAlignedMemory(const size_t count,const size_t quantum)
184</pre>
185
186<p>A description of each parameter follows:</p></ol>
187
188<h5>count</h5>
189<ol><p>the number of quantum elements to allocate.</p></ol>
190
191<h5>quantum</h5>
192<ol><p>the number of bytes in each quantum.</p></ol>
193
194 </div>
195<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
196_8c.html" target="source" name="AcquireMagickMemory">AcquireMagickMemory</a></h2>
197<div class="doc-section">
198
199<p>AcquireMagickMemory() returns a pointer to a block of memory at least size bytes suitably aligned for any use.</p></ol>
200
201<p>The format of the AcquireMagickMemory method is:</p>
202
203<pre class="code">
204 void *AcquireMagickMemory(const size_t size)
205</pre>
206
207<p>A description of each parameter follows:</p></ol>
208
209<h5>size</h5>
210<ol><p>the size of the memory in bytes to allocate.</p></ol>
211
212 </div>
213<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
214_8c.html" target="source" name="AcquireQuantumMemory">AcquireQuantumMemory</a></h2>
215<div class="doc-section">
216
217<p>AcquireQuantumMemory() returns a pointer to a block of memory at least count * quantum bytes suitably aligned for any use.</p></ol>
218
219<p>The format of the AcquireQuantumMemory method is:</p>
220
221<pre class="code">
222 void *AcquireQuantumMemory(const size_t count,const size_t quantum)
223</pre>
224
225<p>A description of each parameter follows:</p></ol>
226
227<h5>count</h5>
228<ol><p>the number of quantum elements to allocate.</p></ol>
229
230<h5>quantum</h5>
231<ol><p>the number of bytes in each quantum.</p></ol>
232
233 </div>
234<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
235_8c.html" target="source" name="CopyMagickMemory">CopyMagickMemory</a></h2>
236<div class="doc-section">
237
238<p>CopyMagickMemory() copies size bytes from memory area source to the destination. Copying between objects that overlap will take place correctly. It returns destination.</p></ol>
239
240<p>The format of the CopyMagickMemory method is:</p>
241
242<pre class="code">
243 void *CopyMagickMemory(void *destination,const void *source,
244 const size_t size)
245</pre>
246
247<p>A description of each parameter follows:</p></ol>
248
249<h5>destination</h5>
250<ol><p>the destination.</p></ol>
251
252<h5>source</h5>
253<ol><p>the source.</p></ol>
254
255<h5>size</h5>
256<ol><p>the size of the memory in bytes to allocate.</p></ol>
257
258 </div>
259<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
260_8c.html" target="source" name="GetMagickMemoryMethods">GetMagickMemoryMethods</a></h2>
261<div class="doc-section">
262
263<p>GetMagickMemoryMethods() gets the methods to acquire, resize, and destroy memory.</p></ol>
264
265<p>The format of the GetMagickMemoryMethods() method is:</p>
266
267<pre class="code">
268 void GetMagickMemoryMethods(AcquireMemoryHandler *acquire_memory_handler,
269 ResizeMemoryHandler *resize_memory_handler,
270 DestroyMemoryHandler *destroy_memory_handler)
271</pre>
272
273<p>A description of each parameter follows:</p></ol>
274
275<h5>acquire_memory_handler</h5>
276<ol><p>method to acquire memory (e.g. malloc).</p></ol>
277
278<h5>resize_memory_handler</h5>
279<ol><p>method to resize memory (e.g. realloc).</p></ol>
280
281<h5>destroy_memory_handler</h5>
282<ol><p>method to destroy memory (e.g. free).</p></ol>
283
284 </div>
285<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
286_8c.html" target="source" name="RelinquishAlignedMemory">RelinquishAlignedMemory</a></h2>
287<div class="doc-section">
288
289<p>RelinquishAlignedMemory() frees memory acquired with AcquireAlignedMemory() or reuse.</p></ol>
290
291<p>The format of the RelinquishAlignedMemory method is:</p>
292
293<pre class="code">
294 void *RelinquishAlignedMemory(void *memory)
295</pre>
296
297<p>A description of each parameter follows:</p></ol>
298
299<h5>memory</h5>
300<ol><p>A pointer to a block of memory to free for reuse.</p></ol>
301
302 </div>
303<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
304_8c.html" target="source" name="RelinquishMagickMemory">RelinquishMagickMemory</a></h2>
305<div class="doc-section">
306
307<p>RelinquishMagickMemory() frees memory acquired with AcquireMagickMemory() or AcquireQuantumMemory() for reuse.</p></ol>
308
309<p>The format of the RelinquishMagickMemory method is:</p>
310
311<pre class="code">
312 void *RelinquishMagickMemory(void *memory)
313</pre>
314
315<p>A description of each parameter follows:</p></ol>
316
317<h5>memory</h5>
318<ol><p>A pointer to a block of memory to free for reuse.</p></ol>
319
320 </div>
321<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
322_8c.html" target="source" name="ResetMagickMemory">ResetMagickMemory</a></h2>
323<div class="doc-section">
324
325<p>ResetMagickMemory() fills the first size bytes of the memory area pointed to by memory with the constant byte c.</p></ol>
326
327<p>The format of the ResetMagickMemory method is:</p>
328
329<pre class="code">
330 void *ResetMagickMemory(void *memory,int byte,const size_t size)
331</pre>
332
333<p>A description of each parameter follows:</p></ol>
334
335<h5>memory</h5>
336<ol><p>A pointer to a memory allocation.</p></ol>
337
338<h5>byte</h5>
339<ol><p>Set the memory to this value.</p></ol>
340
341<h5>size</h5>
342<ol><p>Size of the memory to reset.</p></ol>
343
344 </div>
345<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
346_8c.html" target="source" name="ResizeMagickMemory">ResizeMagickMemory</a></h2>
347<div class="doc-section">
348
349<p>ResizeMagickMemory() changes the size of the memory and returns a pointer to the (possibly moved) block. The contents will be unchanged up to the lesser of the new and old sizes.</p></ol>
350
351<p>The format of the ResizeMagickMemory method is:</p>
352
353<pre class="code">
354 void *ResizeMagickMemory(void *memory,const size_t size)
355</pre>
356
357<p>A description of each parameter follows:</p></ol>
358
359<h5>memory</h5>
360<ol><p>A pointer to a memory allocation.</p></ol>
361
362<h5>size</h5>
363<ol><p>the new size of the allocated memory.</p></ol>
364
365 </div>
366<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
367_8c.html" target="source" name="ResizeQuantumMemory">ResizeQuantumMemory</a></h2>
368<div class="doc-section">
369
370<p>ResizeQuantumMemory() changes the size of the memory and returns a pointer to the (possibly moved) block. The contents will be unchanged up to the lesser of the new and old sizes.</p></ol>
371
372<p>The format of the ResizeQuantumMemory method is:</p>
373
374<pre class="code">
375 void *ResizeQuantumMemory(void *memory,const size_t count,
376 const size_t quantum)
377</pre>
378
379<p>A description of each parameter follows:</p></ol>
380
381<h5>memory</h5>
382<ol><p>A pointer to a memory allocation.</p></ol>
383
384<h5>count</h5>
385<ol><p>the number of quantum elements to allocate.</p></ol>
386
387<h5>quantum</h5>
388<ol><p>the number of bytes in each quantum.</p></ol>
389
390 </div>
391<h2><a href="http://www.imagemagick.org/api/MagickCore/memory
392_8c.html" target="source" name="SetMagickMemoryMethods">SetMagickMemoryMethods</a></h2>
393<div class="doc-section">
394
395<p>SetMagickMemoryMethods() sets the methods to acquire, resize, and destroy memory.</p></ol>
396
397<p>The format of the SetMagickMemoryMethods() method is:</p>
398
399<pre class="code">
400 SetMagickMemoryMethods(AcquireMemoryHandler acquire_memory_handler,
401 ResizeMemoryHandler resize_memory_handler,
402 DestroyMemoryHandler destroy_memory_handler)
403</pre>
404
405<p>A description of each parameter follows:</p></ol>
406
407<h5>acquire_memory_handler</h5>
408<ol><p>method to acquire memory (e.g. malloc).</p></ol>
409
410<h5>resize_memory_handler</h5>
411<ol><p>method to resize memory (e.g. realloc).</p></ol>
412
413<h5>destroy_memory_handler</h5>
414<ol><p>method to destroy memory (e.g. free).</p></ol>
415
416 </div>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]417
418</div>
419
420<div id="linkbar">
cristyce69bb02010-07-27 19:49:46 +0000[diff] [blame]421 <span id="linkbar-west">&nbsp;</span>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]422 <span id="linkbar-center">
423 <a href="http://www.imagemagick.org/discourse-server/">Discourse Server</a> &bull;
cristya8902942010-07-30 00:49:52 +0000[diff] [blame]424 <a href="http://www.imagemagick.org/MagickStudio/scripts/MagickStudio.cgi">Studio</a>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]425 </span>
426 <span id="linkbar-east">&nbsp;</span>
427 </div>
428 <div class="footer">
cristy4103d562010-12-10 01:38:54 +0000[diff] [blame]429 <span id="footer-west">&copy; 1999-2011 ImageMagick Studio LLC</span>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]430 <span id="footer-east"> <a href="../http://www.imagemagick.org/script/contact.php">Contact the Wizards</a></span>
431 </div>
432 <div style="clear: both; margin: 0; width: 100%; "></div>
cristya8902942010-07-30 00:49:52 +0000[diff] [blame]433 <script type="text/javascript">
434 var _gaq = _gaq || [];
435 _gaq.push(['_setAccount', 'UA-17690367-1']);
436 _gaq.push(['_trackPageview']);
437
438 (function() {
439 var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
440 ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
441 var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
442 })();
443 </script>
cristy3eaa0ef2010-03-06 20:35:26 +0000[diff] [blame]444</body>
445</html>