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gerrit-public.fairphone.software / platform / external / ImageMagick / 06f63f2865009003d39425e264f6066d7f0b8875 / . / www / api / resource.html
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cristy06f63f22012-10-31 00:50:07 +0000[diff] [blame^]1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
2 "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
3<html version="-//W3C//DTD XHTML 1.1//EN"
4 xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"
5 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
6 xsi:schemaLocation="http://www.w3.org/1999/xhtml
7 http://www.w3.org/MarkUp/SCHEMA/xhtml11.xsd">
8<head>
9 <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
10 <meta name="google-site-verification" content="MxsMq6bdLOx0KSuz1MY6yG9ZTIJ7_7DVRfl5NCAT5Yg"/>
cristyffb69ed2010-12-25 00:06:48 +0000[diff] [blame]11 <title>ImageMagick: MagickCore, C API for ImageMagick: Monitor or Limit Resource Consumption</title>
cristy751980d2012-06-03 23:18:35 +0000[diff] [blame]12 <meta http-equiv="content-language" content="en-US"/>
13 <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
14 <meta http-equiv="reply-to" content="magick-users@imagemagick.org"/>
15 <meta name="application-name" content="ImageMagick"/>
16 <meta name="description" content="Use ImageMagick to convert, edit, or compose bitmap images in a variety of formats. In addition resize, rotate, shear, distort and transform images automagically."/>
17 <meta name="application-url" content="http://www.imagemagick.org"/>
18 <meta name="generator" content="PHP"/>
19 <meta name="keywords" content="magickcore, c, api, for, imagemagick:, monitor, or, limit, resource, consumption, ImageMagick, PerlMagick, image processing, OpenMP, software development library, image, photo, software, Magick++, MagickWand"/>
20 <meta name="rating" content="GENERAL"/>
21 <meta name="robots" content="INDEX, FOLLOW"/>
22 <meta name="generator" content="ImageMagick Studio LLC"/>
23 <meta name="author" content="ImageMagick Studio LLC"/>
24 <meta name="revisit-after" content="2 DAYS"/>
25 <meta name="resource-type" content="document"/>
26 <meta name="copyright" content="Copyright (c) 1999-2012 ImageMagick Studio LLC"/>
27 <meta name="distribution" content="Global"/>
cristy99084a42012-08-04 16:51:41 +0000[diff] [blame]28 <link rel="icon" href="../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../images/wand.png"/>
29 <link rel="shortcut icon" href="../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../images/wand.ico" type="images/x-icon"/>
cristy06f63f22012-10-31 00:50:07 +0000[diff] [blame^]30 <link rel="canonical" href="http://www.imagemagick.org" />
31 <link rel="meta" type="application/rdf+xml" title="ICI" href="http://imagemagick.org/ici.rdf"/>
32 <!-- Add jQuery library -->
33 <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7/jquery.min.js"></script>
34
35 <!-- Optionaly include easing and/or mousewheel plugins -->
36 <script type="text/javascript" src="http://www.imagemagick.org/fancybox/jquery.easing-1.3.pack.js"></script>
37 <script type="text/javascript" src="http://www.imagemagick.org/fancybox/jquery.mousewheel-3.0.6.pack.js"></script>
38
39 <!-- Add fancyBox -->
40 <link rel="stylesheet" href="http://www.imagemagick.org/fancybox/jquery.fancybox.css?v=2.0.4" type="text/css" media="screen" />
41 <script type="text/javascript" src="http://www.imagemagick.org/fancybox/jquery.fancybox.pack.js?v=2.0.4"></script>
42
43 <!-- Optionaly include button and/or thumbnail helpers -->
44 <link rel="stylesheet" href="http://www.imagemagick.org/fancybox/helpers/jquery.fancybox-buttons.css?v=2.0.4" type="text/css" media="screen" />
45 <script type="text/javascript" src="http://www.imagemagick.org/fancybox/helpers/jquery.fancybox-buttons.js?v=2.0.4"></script>
46
47 <link rel="stylesheet" href="http://www.imagemagick.org/fancybox/helpers/jquery.fancybox-thumbs.css?v=2.0.4" type="text/css" media="screen" />
48 <script type="text/javascript" src="http://www.imagemagick.org/fancybox/helpers/jquery.fancybox-thumbs.js?v=2.0.4"></script>
49 <script type="text/javascript">
50 $(document).ready(function() {
51 $(".fancybox").fancybox();
52 });
53 </script>
54 <!-- ImageMagick style -->
55 <link rel="stylesheet" href="http://www.google.com/cse/style/look/default.css" type="text/css" />
56 <style type="text/css" media="all">
57 @import url("../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../www/magick.css");
58 </style>
59</head>
60
61<body id="www-imagemagick-org">
62<div class="titlebar">
63<div style="margin: 17px auto; float: left;">
64 <script type="text/javascript">
65 <!--
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70 //-->
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74 </script>
75</div>
76<a href="../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../discourse-server">
77 <img src="../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../images/logo.jpg"
78 alt="ImageMagick Logo"
79 style="width: 123px; height: 118px; border: 0px; float: right;" /></a>
80<a href="../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../index.html">
81 <img src="../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../../images/sprite.jpg"
82 alt="ImageMagick Sprite"
83 style="width: 114px; height: 118px; border: 0px; float: right;" /></a>
84</div>
85
86<div class="westbar">
87
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cristy20398432011-08-11 01:31:50 +0000[diff] [blame]239<h1>Module resource Methods</h1>
cristy751980d2012-06-03 23:18:35 +0000[diff] [blame]240<p class="navigation-index">[<a href="resource.html#AcquireMagickResource">AcquireMagickResource</a> &bull; <a href="resource.html#AcquireUniqueFileResource">AcquireUniqueFileResource</a> &bull; <a href="resource.html#GetMagickResource">GetMagickResource</a> &bull; <a href="resource.html#GetMagickResourceLimit">GetMagickResourceLimit</a> &bull; <a href="resource.html#ListMagickResourceInfo">ListMagickResourceInfo</a> &bull; <a href="resource.html#RelinquishMagickResource">RelinquishMagickResource</a> &bull; <a href="resource.html#RelinquishUniqueFileResource">RelinquishUniqueFileResource</a> &bull; <a href="resource.html#SetMagickResourceLimit">SetMagickResourceLimit</a>]</p>
cristy3ed852e2009-09-05 21:47:34 +0000[diff] [blame]241
cristy20398432011-08-11 01:31:50 +0000[diff] [blame]242<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="AcquireMagickResource">AcquireMagickResource</a></h2>
243<div class="doc-section">
244
245<p>AcquireMagickResource() acquires resources of the specified type. MagickFalse is returned if the specified resource is exhausted otherwise MagickTrue.</p>
246
247<p>The format of the AcquireMagickResource() method is:</p>
248
249<pre class="code">
250 MagickBooleanType AcquireMagickResource(const ResourceType type,
251 const MagickSizeType size)
252</pre>
253
254<p>A description of each parameter follows:</p>
255
256<h5>type</h5>
257<p>the type of resource.</p>
258
259<h5>size</h5>
260<p>the number of bytes needed from for this resource.</p>
261
262 </div>
263<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="AcquireUniqueFileResource">AcquireUniqueFileResource</a></h2>
264<div class="doc-section">
265
266<p>AcquireUniqueFileResource() returns a unique file name, and returns a file descriptor for the file open for reading and writing.</p>
267
268<p>The format of the AcquireUniqueFileResource() method is:</p>
269
270<pre class="code">
271 int AcquireUniqueFileResource(char *path)
272</pre>
273
274<p>A description of each parameter follows:</p>
275
276<h5> path</h5>
277<p>Specifies a pointer to an array of characters. The unique path name is returned in this array.</p>
278
279 </div>
280<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="GetMagickResource">GetMagickResource</a></h2>
281<div class="doc-section">
282
283<p>GetMagickResource() returns the specified resource.</p>
284
285<p>The format of the GetMagickResource() method is:</p>
286
287<pre class="code">
288 MagickSizeType GetMagickResource(const ResourceType type)
289</pre>
290
291<p>A description of each parameter follows:</p>
292
293<h5>type</h5>
294<p>the type of resource.</p>
295
296 </div>
297<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="GetMagickResourceLimit">GetMagickResourceLimit</a></h2>
298<div class="doc-section">
299
300<p>GetMagickResourceLimit() returns the specified resource limit.</p>
301
302<p>The format of the GetMagickResourceLimit() method is:</p>
303
304<pre class="code">
305 MagickSizeType GetMagickResourceLimit(const ResourceType type)
306</pre>
307
308<p>A description of each parameter follows:</p>
309
310<h5>type</h5>
311<p>the type of resource.</p>
312
313 </div>
314<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="ListMagickResourceInfo">ListMagickResourceInfo</a></h2>
315<div class="doc-section">
316
317<p>ListMagickResourceInfo() lists the resource info to a file.</p>
318
319<p>The format of the ListMagickResourceInfo method is:</p>
320
321<pre class="code">
322 MagickBooleanType ListMagickResourceInfo(FILE *file,
323 ExceptionInfo *exception)
324</pre>
325
326<p>A description of each parameter follows.</p>
327
328<h5>file</h5>
329<p>An pointer to a FILE.</p>
330
331<h5>exception</h5>
332<p>return any errors or warnings in this structure.</p>
333
334 </div>
335<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="RelinquishMagickResource">RelinquishMagickResource</a></h2>
336<div class="doc-section">
337
338<p>RelinquishMagickResource() relinquishes resources of the specified type.</p>
339
340<p>The format of the RelinquishMagickResource() method is:</p>
341
342<pre class="code">
343 void RelinquishMagickResource(const ResourceType type,
344 const MagickSizeType size)
345</pre>
346
347<p>A description of each parameter follows:</p>
348
349<h5>type</h5>
350<p>the type of resource.</p>
351
352<h5>size</h5>
353<p>the size of the resource.</p>
354
355 </div>
356<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="RelinquishUniqueFileResource">RelinquishUniqueFileResource</a></h2>
357<div class="doc-section">
358
359<p>RelinquishUniqueFileResource() relinquishes a unique file resource.</p>
360
361<p>The format of the RelinquishUniqueFileResource() method is:</p>
362
363<pre class="code">
364 MagickBooleanType RelinquishUniqueFileResource(const char *path)
365</pre>
366
367<p>A description of each parameter follows:</p>
368
369<h5>name</h5>
370<p>the name of the temporary resource.</p>
371
372 </div>
373<h2><a href="http://www.imagemagick.org/api/MagickCore/resource_8c.html" id="SetMagickResourceLimit">SetMagickResourceLimit</a></h2>
374<div class="doc-section">
375
376<p>SetMagickResourceLimit() sets the limit for a particular resource.</p>
377
378<p>The format of the SetMagickResourceLimit() method is:</p>
379
380<pre class="code">
381 MagickBooleanType SetMagickResourceLimit(const ResourceType type,
382 const MagickSizeType limit)
383</pre>
384
385<p>A description of each parameter follows:</p>
386
387<h5>type</h5>
388<p>the type of resource.</p>
389
390<h5>limit</h5>
391<p>the maximum limit for the resource.</p>
392
393 </div>
cristy06f63f22012-10-31 00:50:07 +0000[diff] [blame^]394
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