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gimp/devel-docs/libgimpbase/html/libgimpbase-gimplimits.html
2010-08-11 01:24:03 -04:00

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<a href="#id2600115" class="shortcut">Description</a></nobr></td></tr>
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<h2>
<a name="id2585017"></a><span class="refentrytitle">gimplimits</span>
</h2>
<p>gimplimits &#8212; Boundaries of some GIMP data types and some global constants.</p>
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<h2>Synopsis</h2>
<pre class="synopsis">
#define <a class="link" href="libgimpbase-gimplimits.html#GIMP-MIN-IMAGE-SIZE:CAPS">GIMP_MIN_IMAGE_SIZE</a>
#define <a class="link" href="libgimpbase-gimplimits.html#GIMP-MAX-IMAGE-SIZE:CAPS">GIMP_MAX_IMAGE_SIZE</a>
#define <a class="link" href="libgimpbase-gimplimits.html#GIMP-MIN-RESOLUTION:CAPS">GIMP_MIN_RESOLUTION</a>
#define <a class="link" href="libgimpbase-gimplimits.html#GIMP-MAX-RESOLUTION:CAPS">GIMP_MAX_RESOLUTION</a>
#define <a class="link" href="libgimpbase-gimplimits.html#GIMP-MAX-MEMSIZE:CAPS">GIMP_MAX_MEMSIZE</a>
</pre>
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<div class="refsect1" lang="en">
<a name="id2600115"></a><h2>Description</h2>
<p>
Boundaries of some GIMP data types and some global constants.
</p>
</div>
<div class="refsect1" lang="en">
<a name="id2602175"></a><h2>Details</h2>
<div class="refsect2" lang="en">
<a name="id2602186"></a><h3>
<a name="GIMP-MIN-IMAGE-SIZE:CAPS"></a>GIMP_MIN_IMAGE_SIZE</h3>
<a class="indexterm" name="id2602198"></a><pre class="programlisting">#define GIMP_MIN_IMAGE_SIZE 1
</pre>
<p>
The minimum width and height of a GIMP image in pixels.
</p>
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<hr>
<div class="refsect2" lang="en">
<a name="id2602214"></a><h3>
<a name="GIMP-MAX-IMAGE-SIZE:CAPS"></a>GIMP_MAX_IMAGE_SIZE</h3>
<a class="indexterm" name="id2603902"></a><pre class="programlisting">#define GIMP_MAX_IMAGE_SIZE 262144 /* 2^18 */
</pre>
<p>
The maximum width and height of a GIMP image in pixels. This is a
somewhat arbitray value that can be used when an upper value for pixel
sizes is needed; for example to give a spin button an upper limit.
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2603922"></a><h3>
<a name="GIMP-MIN-RESOLUTION:CAPS"></a>GIMP_MIN_RESOLUTION</h3>
<a class="indexterm" name="id2603934"></a><pre class="programlisting">#define GIMP_MIN_RESOLUTION 5e-3 /* shouldn't display as 0.000 */
</pre>
<p>
The minimum resolution of a GIMP image in pixels per inch. This is a
somewhat arbitray value that can be used to when a lower value for a
resolution is needed. GIMP will not accept resolutions smaller than
this value.
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2603954"></a><h3>
<a name="GIMP-MAX-RESOLUTION:CAPS"></a>GIMP_MAX_RESOLUTION</h3>
<a class="indexterm" name="id2603966"></a><pre class="programlisting">#define GIMP_MAX_RESOLUTION 65536.0
</pre>
<p>
The maximum resolution of a GIMP image in pixels per inch. This is a
somewhat arbitray value that can be used to when an upper value for a
resolution is needed. GIMP will not accept resolutions larger than
this value.
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2603985"></a><h3>
<a name="GIMP-MAX-MEMSIZE:CAPS"></a>GIMP_MAX_MEMSIZE</h3>
<a class="indexterm" name="id2603996"></a><pre class="programlisting">#define GIMP_MAX_MEMSIZE ((guint64) 1 &lt;&lt; 42) /* 4 terabyte;
</pre>
<p>
A large but arbitrary value that can be used when an upper limit for a
memory size (in bytes) is needed. It is smaller than <a
href="../glib/glib-Limits-of-Basic-Types.html#G-MAXDOUBLE:CAPS"
><code class="literal">G_MAXDOUBLE</code></a> since
the <a
href="../libgimpwidgets/GimpMemsizeEntry.html"
><span class="type">GimpMemsizeEntry</span></a> doesn't handle larger values.
</p>
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<div class="refsect1" lang="en">
<a name="id2609668"></a><div class="refsect2" lang="en"><a name="id2609669"></a></div>
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