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<P><a name="__index__"></a></P>
<!-- INDEX BEGIN -->
<ul>
<li><a href="#name">NAME</a></li>
<li><a href="#synopsis">SYNOPSIS</a></li>
<li><a href="#function_descriptions">FUNCTION DESCRIPTIONS</a></li>
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<li><a href="#readstream">ReadStream</a></li>
<li><a href="#writestream">WriteStream</a></li>
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<h1><a name="name">NAME</a></h1>
<P>stream - The Pixel FIFO</P>
<P>
</P>
<hr />
<h1><a name="synopsis">SYNOPSIS</a></h1>
<P>Image * <strong>ReadStream</strong>( const ImageInfo *image_info, StreamHandler stream, ExceptionInfo *exception );</P>
<P>MagickBooleanType <strong>WriteStream</strong>( const ImageInfo *image_info, Image *, StreamHandler stream );</P>
<P>
</P>
<hr />
<h1><a name="function_descriptions">FUNCTION DESCRIPTIONS</a></h1>
<P>
</P>
<h2><a name="readstream">ReadStream</a></h2>
<blockquote>ReadStream() makes the image pixels available to a user supplied callback method immediately upon reading a scanline with the ReadImage ( ) method. </blockquote><blockquote>The format of the ReadStream() method is: </blockquote><blockquote><A HREF="types.html#Image">Image</A> *ReadStream ( const <A HREF="types.html#ImageInfo">ImageInfo</A> *image_info, <A HREF="types.html#StreamHandler">StreamHandler</A> stream, <A HREF="types.html#ExceptionInfo">ExceptionInfo</A> *exception ); </blockquote><P>A description of each parameter follows:</P>
<dl>
<dt><strong><a name="item_o_image_info_3a">image_info:</a></strong><br />
</dt>
<DD>
The image info.
</dd>
<P></P>
<dt><strong><a name="item_o_stream_3a">stream:</a></strong><br />
</dt>
<DD>
a callback method.
</dd>
<P></P>
<dt><strong><a name="item_o_exception_3a">exception:</a></strong><br />
</dt>
<DD>
Return any errors or warnings in this structure.
</dd>
<P></P></dl>
<P>
</P>
<h2><a name="writestream">WriteStream</a></h2>
<blockquote>WriteStream() makes the image pixels available to a user supplied callback method immediately upon writing pixel data with the WriteImage ( ) method. </blockquote><blockquote>The format of the WriteStream() method is: </blockquote><blockquote>MagickBooleanType WriteStream ( const <A HREF="types.html#ImageInfo">ImageInfo</A> *image_info, <A HREF="types.html#Image">Image</A> *, <A HREF="types.html#StreamHandler">StreamHandler</A> stream ); </blockquote><P>A description of each parameter follows:</P>
<dl>
<dt><strong>image_info:</strong><br />
</dt>
<DD>
The image info.
</dd>
<P></P>
<dt><strong>stream:</strong><br />
</dt>
<DD>
A callback method.
</dd>
</dl>
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