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176 <p class="navigation-index">[<a href="#GetImageChannelDepth">GetImageChannelDepth</a> • <a href="#GetImageQuantumDepth">GetImageQuantumDepth</a> • <a href="#GetImageType">GetImageType</a> • <a href="#IsGrayImage">IsGrayImage</a> • <a href="#IsMonochromeImage">IsMonochromeImage</a> • <a href="#IsOpaqueImage">IsOpaqueImage</a> • <a href="#SetImageChannelDepth">SetImageChannelDepth</a>]</p>
178 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
179 _8c.html" target="source" name="GetImageChannelDepth">GetImageChannelDepth</a></h2>
180 <div class="doc-section">
182 <p>GetImageChannelDepth() returns the depth of a particular image channel.</p></ol>
184 <p>The format of the GetImageChannelDepth method is:</p>
187 size_t GetImageDepth(const Image *image,ExceptionInfo *exception)
188 size_t GetImageChannelDepth(const Image *image,
189 const ChannelType channel,ExceptionInfo *exception)
192 <p>A description of each parameter follows:</p></ol>
195 <ol><p>the image.</p></ol>
198 <ol><p>the channel.</p></ol>
201 <ol><p>return any errors or warnings in this structure.</p></ol>
204 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
205 _8c.html" target="source" name="GetImageQuantumDepth">GetImageQuantumDepth</a></h2>
206 <div class="doc-section">
208 <p>GetImageQuantumDepth() returns the depth of the image rounded to a legal quantum depth: 8, 16, or 32.</p></ol>
210 <p>The format of the GetImageQuantumDepth method is:</p>
213 size_t GetImageQuantumDepth(const Image *image,
214 const MagickBooleanType constrain)
217 <p>A description of each parameter follows:</p></ol>
220 <ol><p>the image.</p></ol>
223 <ol><p>A value other than MagickFalse, constrains the depth to a maximum of MAGICKCORE_QUANTUM_DEPTH.</p></ol>
226 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
227 _8c.html" target="source" name="GetImageType">GetImageType</a></h2>
228 <div class="doc-section">
230 <p>GetImageType() returns the potential type of image:</p></ol>
232 <p>Bilevel Grayscale GrayscaleMatte Palette PaletteMatte TrueColor TrueColorMatte ColorSeparation ColorSeparationMatte</p></ol>
234 <p>To ensure the image type matches its potential, use SetImageType():</p>
237 (void) SetImageType(image,GetImageType(image));
240 <p>The format of the GetImageType method is:</p>
243 ImageType GetImageType(const Image *image,ExceptionInfo *exception)
246 <p>A description of each parameter follows:</p></ol>
249 <ol><p>the image.</p></ol>
252 <ol><p>return any errors or warnings in this structure.</p></ol>
255 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
256 _8c.html" target="source" name="IsGrayImage">IsGrayImage</a></h2>
257 <div class="doc-section">
259 <p>IsGrayImage() returns MagickTrue if all the pixels in the image have the same red, green, and blue intensities.</p></ol>
261 <p>The format of the IsGrayImage method is:</p>
264 MagickBooleanType IsGrayImage(const Image *image,
265 ExceptionInfo *exception)
268 <p>A description of each parameter follows:</p></ol>
271 <ol><p>the image.</p></ol>
274 <ol><p>return any errors or warnings in this structure.</p></ol>
277 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
278 _8c.html" target="source" name="IsMonochromeImage">IsMonochromeImage</a></h2>
279 <div class="doc-section">
281 <p>IsMonochromeImage() 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.</p></ol>
283 <p>The format of the IsMonochromeImage method is:</p>
286 MagickBooleanType IsMonochromeImage(const Image *image,
287 ExceptionInfo *exception)
290 <p>A description of each parameter follows:</p></ol>
293 <ol><p>the image.</p></ol>
296 <ol><p>return any errors or warnings in this structure.</p></ol>
299 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
300 _8c.html" target="source" name="IsOpaqueImage">IsOpaqueImage</a></h2>
301 <div class="doc-section">
303 <p>IsOpaqueImage() returns MagickTrue if none of the pixels in the image have an opacity value other than opaque (0).</p></ol>
305 <p>The format of the IsOpaqueImage method is:</p>
308 MagickBooleanType IsOpaqueImage(const Image *image,
309 ExceptionInfo *exception)
312 <p>A description of each parameter follows:</p></ol>
315 <ol><p>the image.</p></ol>
318 <ol><p>return any errors or warnings in this structure.</p></ol>
321 <h2><a href="http://www.imagemagick.org/api/MagickCore/attribute
322 _8c.html" target="source" name="SetImageChannelDepth">SetImageChannelDepth</a></h2>
323 <div class="doc-section">
325 <p>SetImageChannelDepth() sets the depth of the image.</p></ol>
327 <p>The format of the SetImageChannelDepth method is:</p>
330 MagickBooleanType SetImageDepth(Image *image,const size_t depth)
331 MagickBooleanType SetImageChannelDepth(Image *image,
332 const ChannelType channel,const size_t depth)
335 <p>A description of each parameter follows:</p></ol>
338 <ol><p>the image.</p></ol>
341 <ol><p>the channel.</p></ol>
344 <ol><p>the image depth.</p></ol>
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