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cristy350dea42011-02-15 17:31:04 +0000199<h1>Module stream Methods</h1>
cristy6f77f692011-02-15 15:31:39 +0000200<p class="navigation-index">[<a href="#ReadStream">ReadStream</a> &bull; <a href="#WriteStream">WriteStream</a>]</p>
cristy3ed852e2009-09-05 21:47:34 +0000201
cristy350dea42011-02-15 17:31:04 +0000202<h2><a href="http://www.imagemagick.org/api/MagickCore/stream_8c.html" id="ReadStream">ReadStream</a></h2>
cristy6f77f692011-02-15 15:31:39 +0000203<div class="doc-section">
204
205<p>ReadStream() makes the image pixels available to a user supplied callback method immediately upon reading a scanline with the ReadImage() method.</p>
206
207<p>The format of the ReadStream() method is:</p>
208
209<pre class="code">
210 Image *ReadStream(const ImageInfo *image_info,StreamHandler stream,
211 ExceptionInfo *exception)
212</pre>
213
214<p>A description of each parameter follows:</p>
215
216<h5>image_info</h5>
217<p>the image info.</p>
218
219<h5>stream</h5>
220<p>a callback method.</p>
221
222<h5>exception</h5>
223<p>return any errors or warnings in this structure.</p>
224
225 </div>
cristy350dea42011-02-15 17:31:04 +0000226<h2><a href="http://www.imagemagick.org/api/MagickCore/stream_8c.html" id="WriteStream">WriteStream</a></h2>
cristy6f77f692011-02-15 15:31:39 +0000227<div class="doc-section">
228
229<p>WriteStream() makes the image pixels available to a user supplied callback method immediately upon writing pixel data with the WriteImage() method.</p>
230
231<p>The format of the WriteStream() method is:</p>
232
233<pre class="code">
234 MagickBooleanType WriteStream(const ImageInfo *image_info,Image *,
235 StreamHandler stream)
236</pre>
237
238<p>A description of each parameter follows:</p>
239
240<h5>image_info</h5>
241<p>the image info.</p>
242
243<h5>stream</h5>
244<p>A callback method.</p>
245
246 </div>
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