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authorhjkim <backto.kim@samsung.com>2024-11-27 13:18:16 +0900
committerhjkim <backto.kim@samsung.com>2024-11-27 13:27:40 +0900
commitef22bb96ba00d5cf83e03aeed5c56d679a3f636a (patch)
treef3814d2505b959e205a28750d3ee356ca8695b8b /www/api/effect.html
parent2c17c6b7ecf6d96c9b4004cd7b79d860b66e6ae3 (diff)
downloadGraphicsMagick-upstream.tar.gz
GraphicsMagick-upstream.tar.bz2
GraphicsMagick-upstream.zip
Imported Upstream version 1.3.45upstream/1.3.45upstream
Change-Id: I9f90e8fdaf4a2f104b3e9a4a0148fdaa731b10af
Diffstat (limited to 'www/api/effect.html')
-rw-r--r--www/api/effect.html324
1 files changed, 162 insertions, 162 deletions
diff --git a/www/api/effect.html b/www/api/effect.html
index 6f03d6a..979395a 100644
--- a/www/api/effect.html
+++ b/www/api/effect.html
@@ -36,7 +36,7 @@
</ul>
</div>
-<div class="document" id="effect">
+<main id="effect">
<h1 class="title">effect</h1>
<p class="subtitle" id="image-effects-methods">Image effects methods</p>
<div class="contents topic" id="contents">
@@ -70,15 +70,15 @@
<li><p><a class="reference internal" href="#whitethresholdimage" id="id76">WhiteThresholdImage</a></p></li>
</ul>
</div>
-<div class="section" id="adaptivethresholdimage">
+<section id="adaptivethresholdimage">
<h1><a class="toc-backref" href="#id51">AdaptiveThresholdImage</a></h1>
-<div class="section" id="synopsis">
+<section id="synopsis">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *AdaptiveThresholdImage( <a class="reference external" href="../api/types.html#image">Image</a> *image, const unsigned long width,
const unsigned long height, const unsigned long unsigned long,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="description">
+</section>
+<section id="description">
<h2>Description</h2>
<p>AdaptiveThresholdImage() selects an individual threshold for each pixel
based on the range of intensity values in its local neighborhood. This
@@ -105,16 +105,16 @@ doesn't contain distinctive peaks.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="addnoiseimage">
+</section>
+</section>
+<section id="addnoiseimage">
<h1><a class="toc-backref" href="#id52">AddNoiseImage</a></h1>
-<div class="section" id="id1">
+<section id="id1">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *AddNoiseImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const <a class="reference external" href="../api/types.html#noisetype">NoiseType</a> noise_type,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id2">
+</section>
+<section id="id2">
<h2>Description</h2>
<p>AddNoiseImage() adds random noise to the image.</p>
<p>The format of the AddNoiseImage method is:</p>
@@ -132,16 +132,16 @@ Impulse, Laplacian, Poisson, or Random.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="addnoiseimagechannel">
+</section>
+</section>
+<section id="addnoiseimagechannel">
<h1><a class="toc-backref" href="#id53">AddNoiseImageChannel</a></h1>
-<div class="section" id="id3">
+<section id="id3">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *AddNoiseImageChannel( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const <a class="reference external" href="../api/types.html#channeltype">ChannelType</a> channel,
const <a class="reference external" href="../api/types.html#noisetype">NoiseType</a> noise_type, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id4">
+</section>
+<section id="id4">
<h2>Description</h2>
<p>AddNoiseImageChannel() adds random noise to one image channel.</p>
<p>The format of the AddNoiseImageChannel method is:</p>
@@ -162,15 +162,15 @@ Impulse, Laplacian, Poisson, or Random.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="blackthresholdimage">
+</section>
+</section>
+<section id="blackthresholdimage">
<h1><a class="toc-backref" href="#id54">BlackThresholdImage</a></h1>
-<div class="section" id="id5">
+<section id="id5">
<h2>Synopsis</h2>
<pre class="literal-block">MagickPassFail BlackThresholdImage( <a class="reference external" href="../api/types.html#image">Image</a> *image, const char *thresholds );</pre>
-</div>
-<div class="section" id="id6">
+</section>
+<section id="id6">
<h2>Description</h2>
<p>BlackThresholdImage() adjusts the levels of image channels such that
values below a specified threshold are set to the minimum value (black)
@@ -189,16 +189,16 @@ the list contains a percent symbol (%) then all values are treated as
a percentage of MaxRGB.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="blurimage">
+</section>
+</section>
+<section id="blurimage">
<h1><a class="toc-backref" href="#id55">BlurImage</a></h1>
-<div class="section" id="id7">
+<section id="id7">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *BlurImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id8">
+</section>
+<section id="id8">
<h2>Description</h2>
<p>BlurImage() blurs an image. We convolve the image with a Gaussian
operator of the given radius and standard deviation (sigma).
@@ -219,17 +219,17 @@ pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="blurimagechannel">
+</section>
+</section>
+<section id="blurimagechannel">
<h1><a class="toc-backref" href="#id56">BlurImageChannel</a></h1>
-<div class="section" id="id9">
+<section id="id9">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *BlurImageChannel( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const <a class="reference external" href="../api/types.html#channeltype">ChannelType</a> channel,
const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id10">
+</section>
+<section id="id10">
<h2>Description</h2>
<p>BlurImageChannel() blurs the specified image channel. We convolve the
image channel with a Gaussian operator of the given radius and standard
@@ -255,15 +255,15 @@ pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="channelthresholdimage">
+</section>
+</section>
+<section id="channelthresholdimage">
<h1><a class="toc-backref" href="#id57">ChannelThresholdImage</a></h1>
-<div class="section" id="id11">
+<section id="id11">
<h2>Synopsis</h2>
<pre class="literal-block">MagickPassFail ChannelThresholdImage( <a class="reference external" href="../api/types.html#image">Image</a> *image, const char *threshold );</pre>
-</div>
-<div class="section" id="id12">
+</section>
+<section id="id12">
<h2>Description</h2>
<p>ChannelThresholdImage() changes the value of individual pixels based on
the level of each pixel channel. The result sets the affected channels
@@ -282,16 +282,16 @@ have threshold values automatically scaled from a percentage to MaxRGB.</p>
<dd><p>define the threshold values, &lt;red&gt;{&lt;green&gt;,&lt;blue&gt;,&lt;opacity&gt;}{%}.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="convolveimage">
+</section>
+</section>
+<section id="convolveimage">
<h1><a class="toc-backref" href="#id58">ConvolveImage</a></h1>
-<div class="section" id="id13">
+<section id="id13">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *ConvolveImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const unsigned int order,
const double *kernel, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id14">
+</section>
+<section id="id14">
<h2>Description</h2>
<p>ConvolveImage() applies a custom convolution kernel to the image.</p>
<p>The format of the ConvolveImage method is:</p>
@@ -311,15 +311,15 @@ have threshold values automatically scaled from a percentage to MaxRGB.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="despeckleimage">
+</section>
+</section>
+<section id="despeckleimage">
<h1><a class="toc-backref" href="#id59">DespeckleImage</a></h1>
-<div class="section" id="id15">
+<section id="id15">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *DespeckleImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id16">
+</section>
+<section id="id16">
<h2>Description</h2>
<p>Despeckle() reduces the speckle noise in an image while preserving the
edges of the original image.</p>
@@ -334,16 +334,16 @@ edges of the original image.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="edgeimage">
+</section>
+</section>
+<section id="edgeimage">
<h1><a class="toc-backref" href="#id60">EdgeImage</a></h1>
-<div class="section" id="id17">
+<section id="id17">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *EdgeImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id18">
+</section>
+<section id="id18">
<h2>Description</h2>
<p>EdgeImage() finds edges in an image. Radius defines the radius of the
convolution filter. Use a radius of 0 and Edge() selects a suitable
@@ -362,16 +362,16 @@ radius for you.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="embossimage">
+</section>
+</section>
+<section id="embossimage">
<h1><a class="toc-backref" href="#id61">EmbossImage</a></h1>
-<div class="section" id="id19">
+<section id="id19">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *EmbossImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id20">
+</section>
+<section id="id20">
<h2>Description</h2>
<p>EmbossImage() returns a grayscale image with a three-dimensional effect.
We convolve the image with a Gaussian operator of the given radius and
@@ -395,15 +395,15 @@ radius for you.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="enhanceimage">
+</section>
+</section>
+<section id="enhanceimage">
<h1><a class="toc-backref" href="#id62">EnhanceImage</a></h1>
-<div class="section" id="id21">
+<section id="id21">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *EnhanceImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id22">
+</section>
+<section id="id22">
<h2>Description</h2>
<p>EnhanceImage() applies a digital filter to the image color channels that
improves the quality of a noisy image. The opacity channel is preserved
@@ -419,16 +419,16 @@ but is otherwise ignored.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="gaussianblurimage">
+</section>
+</section>
+<section id="gaussianblurimage">
<h1><a class="toc-backref" href="#id63">GaussianBlurImage</a></h1>
-<div class="section" id="id23">
+<section id="id23">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *GaussianBlurImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id24">
+</section>
+<section id="id24">
<h2>Description</h2>
<p>GaussianBlurImage() blurs an image. We convolve the image with a
Gaussian operator of the given radius and standard deviation (sigma).
@@ -457,17 +457,17 @@ pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="gaussianblurimagechannel">
+</section>
+</section>
+<section id="gaussianblurimagechannel">
<h1><a class="toc-backref" href="#id64">GaussianBlurImageChannel</a></h1>
-<div class="section" id="id25">
+<section id="id25">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *GaussianBlurImageChannel( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const <a class="reference external" href="../api/types.html#channeltype">ChannelType</a> channel,
const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id26">
+</section>
+<section id="id26">
<h2>Description</h2>
<p>GaussianBlurImageChannel() blurs an image channel. We convolve the image
with a Gaussian operator of the given radius and standard deviation
@@ -501,16 +501,16 @@ pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="medianfilterimage">
+</section>
+</section>
+<section id="medianfilterimage">
<h1><a class="toc-backref" href="#id65">MedianFilterImage</a></h1>
-<div class="section" id="id27">
+<section id="id27">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *MedianFilterImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id28">
+</section>
+<section id="id28">
<h2>Description</h2>
<p>MedianFilterImage() applies a digital filter that improves the quality
of a noisy image. Each pixel is replaced by the median in a set of
@@ -533,16 +533,16 @@ Pugh in the June 1990 of Communications of the ACM.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="motionblurimage">
+</section>
+</section>
+<section id="motionblurimage">
<h1><a class="toc-backref" href="#id66">MotionBlurImage</a></h1>
-<div class="section" id="id29">
+<section id="id29">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *MotionBlurImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius, const double sigma,
const double angle, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id30">
+</section>
+<section id="id30">
<h2>Description</h2>
<p>MotionBlurImage() simulates motion blur. We convolve the image with a
Gaussian operator of the given radius and standard deviation (sigma).
@@ -572,17 +572,17 @@ the center pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="randomchannelthresholdimage">
+</section>
+</section>
+<section id="randomchannelthresholdimage">
<h1><a class="toc-backref" href="#id67">RandomChannelThresholdImage</a></h1>
-<div class="section" id="id31">
+<section id="id31">
<h2>Synopsis</h2>
<pre class="literal-block">unsigned int RandomChannelThresholdImage( <a class="reference external" href="../api/types.html#image">Image</a> *image, const char *channel,
const char *thresholds,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id32">
+</section>
+<section id="id32">
<h2>Description</h2>
<p>RandomChannelThresholdImage() changes the value of individual pixels based
on the intensity of each pixel compared to a random threshold. The result
@@ -608,16 +608,16 @@ instead.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="reducenoiseimage">
+</section>
+</section>
+<section id="reducenoiseimage">
<h1><a class="toc-backref" href="#id68">ReduceNoiseImage</a></h1>
-<div class="section" id="id33">
+<section id="id33">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *ReduceNoiseImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id34">
+</section>
+<section id="id34">
<h2>Description</h2>
<p>ReduceNoiseImage() smooths the contours of an image while still preserving
edge information. The algorithm works by replacing each pixel with its
@@ -637,16 +637,16 @@ of 0 and ReduceNoise() selects a suitable radius for you.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="shadeimage">
+</section>
+</section>
+<section id="shadeimage">
<h1><a class="toc-backref" href="#id69">ShadeImage</a></h1>
-<div class="section" id="id35">
+<section id="id35">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *ShadeImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const unsigned int gray, double azimuth,
double elevation, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id36">
+</section>
+<section id="id36">
<h2>Description</h2>
<p>ShadeImage() shines a distant light on an image to create a
three-dimensional effect. You control the positioning of the light with
@@ -669,16 +669,16 @@ and elevation is measured in pixels above the Z axis.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="sharpenimage">
+</section>
+</section>
+<section id="sharpenimage">
<h1><a class="toc-backref" href="#id70">SharpenImage</a></h1>
-<div class="section" id="id37">
+<section id="id37">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *SharpenImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id38">
+</section>
+<section id="id38">
<h2>Description</h2>
<p>SharpenImage() sharpens an image. We convolve the image with a
Gaussian operator of the given radius and standard deviation (sigma).
@@ -702,17 +702,17 @@ pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="sharpenimagechannel">
+</section>
+</section>
+<section id="sharpenimagechannel">
<h1><a class="toc-backref" href="#id71">SharpenImageChannel</a></h1>
-<div class="section" id="id39">
+<section id="id39">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *SharpenImageChannel( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const <a class="reference external" href="../api/types.html#channeltype">ChannelType</a> channel,
const double radius, const double sigma,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id40">
+</section>
+<section id="id40">
<h2>Description</h2>
<p>SharpenImageChannel() sharpens an image channel. We convolve the image
channel with a Gaussian operator of the given radius and standard
@@ -741,16 +741,16 @@ pixel.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="spreadimage">
+</section>
+</section>
+<section id="spreadimage">
<h1><a class="toc-backref" href="#id72">SpreadImage</a></h1>
-<div class="section" id="id41">
+<section id="id41">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *SpreadImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const unsigned int radius,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id42">
+</section>
+<section id="id42">
<h2>Description</h2>
<p>SpreadImage() is a special effects method that randomly displaces each
pixel in a block defined by the radius parameter. Useful values are 1
@@ -769,15 +769,15 @@ to than less than 100.</p>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="thresholdimage">
+</section>
+</section>
+<section id="thresholdimage">
<h1><a class="toc-backref" href="#id73">ThresholdImage</a></h1>
-<div class="section" id="id43">
+<section id="id43">
<h2>Synopsis</h2>
<pre class="literal-block">MagickPassFail ThresholdImage( <a class="reference external" href="../api/types.html#image">Image</a> *image, const double threshold );</pre>
-</div>
-<div class="section" id="id44">
+</section>
+<section id="id44">
<h2>Description</h2>
<p>ThresholdImage() changes the value of individual pixels based on
the intensity of each pixel compared to a specified threshold. Values
@@ -795,17 +795,17 @@ value. The result is a high-contrast, two color image.</p>
<dd><p>Define the threshold value</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="unsharpmaskimage">
+</section>
+</section>
+<section id="unsharpmaskimage">
<h1><a class="toc-backref" href="#id74">UnsharpMaskImage</a></h1>
-<div class="section" id="id45">
+<section id="id45">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *UnsharpMaskImage( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const double radius, const double sigma,
const double amount, const double threshold,
<a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id46">
+</section>
+<section id="id46">
<h2>Description</h2>
<p>UnsharpMaskImage() sharpens an image. We convolve the image with a
Gaussian operator of the given radius and standard deviation (sigma).
@@ -831,23 +831,23 @@ pixel.</p>
blur image that is added back into the original.</p>
</dd>
<dt>threshold:</dt>
-<dd><p>The threshold in pixels needed to apply the diffence amount.</p>
+<dd><p>The threshold in pixels needed to apply the difference amount.</p>
</dd>
<dt>exception:</dt>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="unsharpmaskimagechannel">
+</section>
+</section>
+<section id="unsharpmaskimagechannel">
<h1><a class="toc-backref" href="#id75">UnsharpMaskImageChannel</a></h1>
-<div class="section" id="id47">
+<section id="id47">
<h2>Synopsis</h2>
<pre class="literal-block"><a class="reference external" href="../api/types.html#image">Image</a> *UnsharpMaskImageChannel( const <a class="reference external" href="../api/types.html#image">Image</a> *image, const <a class="reference external" href="../api/types.html#channeltype">ChannelType</a> channel,
const double radius, const double sigma, const double amount,
const double threshold, <a class="reference external" href="../api/types.html#exceptioninfo">ExceptionInfo</a> *exception );</pre>
-</div>
-<div class="section" id="id48">
+</section>
+<section id="id48">
<h2>Description</h2>
<p>UnsharpMaskImageChannel() sharpens an image channel. We convolve the
image channel with a Gaussian operator of the given radius and standard
@@ -877,21 +877,21 @@ pixel.</p>
blur image that is added back into the original.</p>
</dd>
<dt>threshold:</dt>
-<dd><p>The threshold in pixels needed to apply the diffence amount.</p>
+<dd><p>The threshold in pixels needed to apply the difference amount.</p>
</dd>
<dt>exception:</dt>
<dd><p>Return any errors or warnings in this structure.</p>
</dd>
</dl>
-</div>
-</div>
-<div class="section" id="whitethresholdimage">
+</section>
+</section>
+<section id="whitethresholdimage">
<h1><a class="toc-backref" href="#id76">WhiteThresholdImage</a></h1>
-<div class="section" id="id49">
+<section id="id49">
<h2>Synopsis</h2>
<pre class="literal-block">MagickPassFail WhiteThresholdImage( <a class="reference external" href="../api/types.html#image">Image</a> *image, const char *thresholds );</pre>
-</div>
-<div class="section" id="id50">
+</section>
+<section id="id50">
<h2>Description</h2>
<p>WhiteThresholdImage() adjusts the levels of image channels such that
values above a specified threshold are set to the maximum value (white)
@@ -910,16 +910,16 @@ the list contains a percent symbol (%) then all values are treated as
a percentage of MaxRGB.</p>
</dd>
</dl>
-</div>
-</div>
-</div>
+</section>
+</section>
+</main>
<hr class="docutils">
<div class="document">
- <p><a href="../Copyright.html">Copyright</a> © GraphicsMagick Group 2002 - 2023<!--SPONSOR_LOGO--></p>
+ <p><a href="../Copyright.html">Copyright</a> © GraphicsMagick Group 2002 - 2024<!--SPONSOR_LOGO--></p>
</div>
-</div>
+</main>
</body>
</html>