 forces remaining packets into a page, regardless of the size of the page.
<p>This should only be used when you want to flush an undersized page from the middle of the stream.  Otherwise, <a href="ogg_stream_pageout.html">ogg_stream_pageout</a> or <a href="ogg_stream_pageout_fill.html">ogg_stream_pageout_fill</a> should always be used.
<p>This function can also be used to verify that all packets have been flushed.  If the return value is 0, all packets have been placed into a page. Like <a href="ogg_stream_