ogg2/doc/ogg/ogg_sync_pageseek.html

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   4 <title>libogg - function - ogg_sync_pageseek</title>
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  11 <td><p class=tiny>libogg documentation</p></td>
  12 <td align=right><p class=tiny>libogg release 1.0 - 20000615</p></td>
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  16 <h1>ogg_sync_pageseek</h1>
  17
  18 <p><i>declared in "ogg/ogg.h";</i></p>
  19
  20 <p>This function synchronizes the ogg_sync_state struct to the next ogg_page.
  21  <p>This is useful when seeking within a bitstream.  ogg_sync_pageseek will synchronize to the next page in the bitstream and return information about how many bytes we advanced or skipped in order to do so.
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  27 <pre><b>
  28 int ogg_sync_pageseek(<a href="ogg_sync_state.html">ogg_sync_state</a> *oy, <a href="ogg_page.html">ogg_page</a> *og);
  29 </b></pre>
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  34 <h3>Parameters</h3>
  35 <dl>
  36 <dt><i>oy</i></dt>
  37 <dd>Pointer to a previously declared <a href="ogg_sync_state.html">ogg_sync_state</a> struct.</dd>
  38 <dt><i>og</i></dt>
  39 <dd>Pointer to a page (or an incomplete page) of data.  This is the page we are attempting to sync.
  40 </dl>
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  43 <h3>Return Values</h3>
  44 <blockquote>
  45 <li>-n means that we skipped n bytes within the bitstream.</li>
  46 <li>
  47 0 means that the page isn't ready and we need more data.  No bytes have been skipped.</li>
  48 <li>
  49 n means that the page was synced at the current location, with a page length of n bytes.
  50 </blockquote>
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  57 <td><p class=tiny>copyright &copy; 2000 xiph.org</p></td>
  58 <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/index.html">Ogg Vorbis</a><br><a href="mailto:team@xiph.org">team@xiph.org</a></p></td>
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  60 <td><p class=tiny>libogg documentation</p></td>
  61 <td align=right><p class=tiny>libogg release 1.0 - 20000615</p></td>
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