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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>libgutenprint API Reference: image</title>
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<h1>image</h1>The image type is an abstract data type for interfacing with the image creation program.  
<a href="#_details">More...</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Data Structures</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">struct &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structstp__image.html">stp_image</a></td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">The image type is an abstract data type for interfacing with the image creation program.  <a href="structstp__image.html#_details">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga8">STP_CHANNEL_LIMIT</a>&nbsp;&nbsp;&nbsp;(32)</td></tr>

<tr><td colspan="2"><br><h2>Typedefs</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="structstp__image.html">stp_image</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga0">stp_image_t</a></td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">The image type is an abstract data type for interfacing with the image creation program.  <a href="#ga0"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Enumerations</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">enum &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga9">stp_image_status_t</a> { <a class="el" href="group__image.html#gga9a2">STP_IMAGE_STATUS_OK</a>, 
<a class="el" href="group__image.html#gga9a3">STP_IMAGE_STATUS_ABORT</a>
 }</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Image status.  <a href="group__image.html#ga9">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga1">stp_image_init</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga2">stp_image_reset</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga3">stp_image_width</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga4">stp_image_height</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="group__image.html#ga9">stp_image_status_t</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga5">stp_image_get_row</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image, unsigned char *data, size_t limit, int row)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">const char *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga6">stp_image_get_appname</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__image.html#ga7">stp_image_conclude</a> (<a class="el" href="structstp__image.html">stp_image_t</a> *image)</td></tr>

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<hr><a name="_details"></a><h2>Detailed Description</h2>
The image type is an abstract data type for interfacing with the image creation program. 
<p>
<hr><h2>Define Documentation</h2>
<a class="anchor" name="ga8"></a><!-- doxytag: member=<image.h::STP_CHANNEL_LIMIT> ref=<ga8> args=<> --><p>
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          <td class="md" nowrap valign="top">#define STP_CHANNEL_LIMIT&nbsp;&nbsp;&nbsp;(32)          </td>
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<p>
The maximum number of channels.     </td>
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<hr><h2>Typedef Documentation</h2>
<a class="anchor" name="ga0"></a><!-- doxytag: member=<image.h::stp_image_t> ref=<ga0> args=<> --><p>
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          <td class="md" nowrap valign="top">typedef struct <a class="el" href="structstp__image.html">stp_image</a>  <a class="el" href="structstp__image.html">stp_image_t</a>          </td>
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<p>
The image type is an abstract data type for interfacing with the image creation program. 
<p>
It provides callbacks to functions defined within the client application which are called while printing the image.    </td>
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<hr><h2>Enumeration Type Documentation</h2>
<a class="anchor" name="ga9"></a><!-- doxytag: member=<image.h::stp_image_status_t> ref=<ga9> args=<> --><p>
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          <td class="md" nowrap valign="top">enum <a class="el" href="group__image.html#ga9">stp_image_status_t</a>          </td>
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<p>
Image status. 
<p>
<dl compact><dt><b>Enumerator: </b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" name="gga9a2"></a><!-- doxytag: member=<STP_IMAGE_STATUS_OK> ref=<gga9a2> args=<> -->STP_IMAGE_STATUS_OK</em>&nbsp;</td><td>
Everything is OK. </td></tr>
<tr><td valign="top"><em><a class="anchor" name="gga9a3"></a><!-- doxytag: member=<STP_IMAGE_STATUS_ABORT> ref=<gga9a3> args=<> -->STP_IMAGE_STATUS_ABORT</em>&nbsp;</td><td>
An error occured, or the job was aborted. </td></tr>
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<hr><h2>Function Documentation</h2>
<a class="anchor" name="ga7"></a><!-- doxytag: member=<image.h::stp_image_conclude> ref=<ga7> args=<(stp_image_t *image)> --><p>
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          <td class="md" nowrap valign="top">void stp_image_conclude           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>image</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
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<a class="anchor" name="ga6"></a><!-- doxytag: member=<image.h::stp_image_get_appname> ref=<ga6> args=<(stp_image_t *image)> --><p>
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          <td class="md" nowrap valign="top">const char* stp_image_get_appname           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>image</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
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<a class="anchor" name="ga5"></a><!-- doxytag: member=<image.h::stp_image_get_row> ref=<ga5> args=<(stp_image_t *image, unsigned char *data, size_t limit, int row)> --><p>
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          <td class="md" nowrap valign="top"><a class="el" href="group__image.html#ga9">stp_image_status_t</a> stp_image_get_row           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
          <td class="mdname" nowrap> <em>image</em>, </td>
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          <td class="md" nowrap align="right"></td>
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          <td class="md" nowrap>unsigned char *&nbsp;</td>
          <td class="mdname" nowrap> <em>data</em>, </td>
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          <td class="md" nowrap align="right"></td>
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          <td class="md" nowrap>size_t&nbsp;</td>
          <td class="mdname" nowrap> <em>limit</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>row</em></td>
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          <td class="md"></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"></td>
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<a class="anchor" name="ga4"></a><!-- doxytag: member=<image.h::stp_image_height> ref=<ga4> args=<(stp_image_t *image)> --><p>
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          <td class="md" nowrap valign="top">int stp_image_height           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>image</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<a class="anchor" name="ga1"></a><!-- doxytag: member=<image.h::stp_image_init> ref=<ga1> args=<(stp_image_t *image)> --><p>
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          <td class="md" nowrap valign="top">void stp_image_init           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>image</em>          </td>
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<a class="anchor" name="ga2"></a><!-- doxytag: member=<image.h::stp_image_reset> ref=<ga2> args=<(stp_image_t *image)> --><p>
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          <td class="md" nowrap valign="top">void stp_image_reset           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
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          <td class="md" nowrap valign="top">int stp_image_width           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="structstp__image.html">stp_image_t</a> *&nbsp;</td>
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