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<h1 class="mt-5 fs-3">MagickCore, C API: Dealing with Image Colorspaces</h1>
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<main class="container">
<h1 class="text-center">Colorspace</h1>
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Select API Method
</button>
<ul class="dropdown-menu pre-scrollable" aria-labelledby="defaultDropdown">
<li><a href="#ConvertGenericToRGB">ConvertGenericToRGB</a></li>
<li><a href="#ConvertHSLToRGB">ConvertHSLToRGB</a></li>
<li><a href="#ConvertRGBToGeneric">ConvertRGBToGeneric</a></li>
<li><a href="#ConvertRGBToHSL">ConvertRGBToHSL</a></li>
<li><a href="#GetImageColorspaceType">GetImageColorspaceType</a></li>
<li><a href="#SetImageColorspace">SetImageColorspace</a></li>
<li><a href="#SetImageGray">SetImageGray</a></li>
<li><a href="#SetImageMonochrome">SetImageMonochrome</a></li>
</ul>
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<br/>
<br/>
<div class="magick-header">
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="ConvertGenericToRGB">ConvertGenericToRGB</a></h2>
<p>ConvertGenericToRGB() transforms a generic pixel (X, Y, Z) to a (red, green, blue) triple.</p>
<p>The format of the ConvertGenericToRGBImage method is:</p>
<pre class="bg-light text-dark mx-4"><samp>void ConvertHSLToRGB(const double hue,const double saturation,
const double lightness,const double white_luminance,
const double illuminant,double *red,double *green,double *blue)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>X, Y, Z</dt>
<dd>A double value representing a component of a generic color space. </dd>
<dd> </dd>
<dt>white_luminance</dt>
<dd>white luminance. </dd>
<dd> </dd>
<dt>illuminant</dt>
<dd>illuminant, typically D65. </dd>
<dd> </dd>
<dt>red, green, blue</dt>
<dd>A pointer to a pixel component of type Quantum. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="ConvertHSLToRGB">ConvertHSLToRGB</a></h2>
<p>ConvertHSLToRGB() transforms a (hue, saturation, lightness) to a (red, green, blue) triple.</p>
<p>The format of the ConvertHSLToRGBImage method is:</p>
<pre class="bg-light text-dark mx-4"><samp>void ConvertHSLToRGB(const double hue,const double saturation,
const double lightness,double *red,double *green,double *blue)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>hue, saturation, lightness</dt>
<dd>A double value representing a component of the HSL color space. </dd>
<dd> </dd>
<dt>red, green, blue</dt>
<dd>A pointer to a pixel component of type Quantum. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="ConvertRGBToGeneric">ConvertRGBToGeneric</a></h2>
<p>ConvertRGBToGeneric() transforms a (red, green, blue) to a generic (X, Y, Z) triple.</p>
<p>The format of the ConvertRGBToGeneric method is:</p>
<pre class="bg-light text-dark mx-4"><samp>void ConvertRGBToGeneric(const double red,const double green,
const double blue,double *hue,double *saturation,double *lightness)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>red, green, blue</dt>
<dd>A Quantum value representing the red, green, and blue component of a pixel.. </dd>
<dd> </dd>
<dt>white_luminance</dt>
<dd>white luminance. </dd>
<dd> </dd>
<dt>illuminant</dt>
<dd>illuminant, typically D65. </dd>
<dd> </dd>
<dt>X, Y, Z</dt>
<dd>A pointer to a double value representing a component of a generic color space. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="ConvertRGBToHSL">ConvertRGBToHSL</a></h2>
<p>ConvertRGBToHSL() transforms a (red, green, blue) to a (hue, saturation, lightness) triple.</p>
<p>The format of the ConvertRGBToHSL method is:</p>
<pre class="bg-light text-dark mx-4"><samp>void ConvertRGBToHSL(const double red,const double green,
const double blue,double *hue,double *saturation,double *lightness)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>red, green, blue</dt>
<dd>A Quantum value representing the red, green, and blue component of a pixel.. </dd>
<dd> </dd>
<dt>hue, saturation, lightness</dt>
<dd>A pointer to a double value representing a component of the HSL color space. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="GetImageColorspaceType">GetImageColorspaceType</a></h2>
<p>GetImageColorspaceType() returns the potential type of image: sRGBColorspaceType, RGBColorspaceType, GRAYColorspaceType, etc.</p>
<p>To ensure the image type matches its potential, use SetImageColorspaceType():</p>
<pre class="bg-light text-dark mx-4"><samp> (void) SetImageColorspaceType(image,GetImageColorspaceType(image),
exception);
</samp></pre>
<p>The format of the GetImageColorspaceType method is:</p>
<pre class="bg-light text-dark mx-4"><samp>ColorspaceType GetImageColorspaceType(const Image *image,
ExceptionInfo *exception)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>image</dt>
<dd>the image. </dd>
<dd> </dd>
<dt>exception</dt>
<dd>return any errors or warnings in this structure. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="SetImageColorspace">SetImageColorspace</a></h2>
<p>SetImageColorspace() sets the colorspace member of the Image structure.</p>
<p>The format of the SetImageColorspace method is:</p>
<pre class="bg-light text-dark mx-4"><samp>MagickBooleanType SetImageColorspace(Image *image,
const ColorspaceType colorspace,ExceptionInfo *exception)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>image</dt>
<dd>the image. </dd>
<dd> </dd>
<dt>colorspace</dt>
<dd>the colorspace. </dd>
<dd> </dd>
<dt>exception</dt>
<dd>return any errors or warnings in this structure. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="SetImageGray">SetImageGray</a></h2>
<p>SetImageGray() returns MagickTrue if all the pixels in the image have the same red, green, and blue intensities and changes the type of the image to bi-level or grayscale.</p>
<p>The format of the SetImageGray method is:</p>
<pre class="bg-light text-dark mx-4"><samp>MagickBooleanType SetImageGray(const Image *image,
ExceptionInfo *exception)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>image</dt>
<dd>the image. </dd>
<dd> </dd>
<dt>exception</dt>
<dd>return any errors or warnings in this structure. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="SetImageMonochrome">SetImageMonochrome</a></h2>
<p>SetImageMonochrome() returns MagickTrue if all the pixels in the image have the same red, green, and blue intensities and the intensity is either 0 or QuantumRange and changes the type of the image to bi-level.</p>
<p>The format of the SetImageMonochrome method is:</p>
<pre class="bg-light text-dark mx-4"><samp>MagickBooleanType SetImageMonochrome(Image *image,
ExceptionInfo *exception)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>image</dt>
<dd>the image. </dd>
<dd> </dd>
<dt>exception</dt>
<dd>return any errors or warnings in this structure. </dd>
<dd> </dd>
</dl>
<h2><a href="../../api/MagickCore/colorspace_8c.html" id="TransformImageColorspace">TransformImageColorspace</a></h2>
<p>TransformImageColorspace() transforms an image colorspace, changing the image data to reflect the new colorspace.</p>
<p>The format of the TransformImageColorspace method is:</p>
<pre class="bg-light text-dark mx-4"><samp>MagickBooleanType TransformImageColorspace(Image *image,
const ColorspaceType colorspace,ExceptionInfo *exception)
</samp></pre>
<p>A description of each parameter follows:</p>
<dd>
</dd>
<dd> </dd>
<dl class="dl-horizontal">
<dt>image</dt>
<dd>the image. </dd>
<dd> </dd>
<dt>colorspace</dt>
<dd>the colorspace. </dd>
<dd> </dd>
<dt>exception</dt>
<dd>return any errors or warnings in this structure. </dd>
<dd> </dd>
</dl>
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