vorbis/doc/vorbisfile/chaining_example_c.html


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<html>

<head>
<title>vorbisfile - chaining_example.c</title>
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</head>

<body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff">
<table border=0 width=100%>
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<td><p class=tiny>Vorbisfile documentation</p></td>
<td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
</tr>
</table>

<h1>chaining_example.c</h1>

<p>
The example program source:

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<font color="#A020F0">#include &lt;vorbis/codec.h&gt;</font>
<font color="#A020F0">#include &lt;vorbis/vorbisfile.h&gt;</font>

<strong><font color="#4169E1"><a name="main"></a>int main()</font></strong>{
  OggVorbis_File ov;
  int i;

<font color="#A020F0">#ifdef _WIN32</font> <font color="#B22222">/* We need to set stdin to binary mode on windows. */</font>
  _setmode( _fileno( stdin ), _O_BINARY );
<font color="#A020F0">#endif</font>

  <font color="#B22222">/* open the file/pipe on stdin */</font>
  <font color="#4169E1">if</font>(ov_open_callbacks(stdin,&amp;ov,NULL,-1,OV_CALLBACKS_NOCLOSE)&lt;0){
    printf(<font color="#666666">"Could not open input as an OggVorbis file.\n\n"</font>);
    exit(1);
  }
  
  <font color="#B22222">/* print details about each logical bitstream in the input */</font>
  <font color="#4169E1">if</font>(ov_seekable(&amp;ov)){
    printf(<font color="#666666">"Input bitstream contained %ld logical bitstream section(s).\n"</font>,
           ov_streams(&amp;ov));
    printf(<font color="#666666">"Total bitstream playing time: %ld seconds\n\n"</font>,
           (long)ov_time_total(&amp;ov,-1));

  }<font color="#4169E1">else</font>{
    printf(<font color="#666666">"Standard input was not seekable.\n"</font>
           <font color="#666666">"First logical bitstream information:\n\n"</font>);
  }

  <font color="#4169E1">for</font>(i=0;i&lt;ov_streams(&amp;ov);i++){
    vorbis_info *vi=ov_info(&amp;ov,i);
    printf(<font color="#666666">"\tlogical bitstream section %d information:\n"</font>,i+1);
    printf(<font color="#666666">"\t\t%ldHz %d channels bitrate %ldkbps serial number=%ld\n"</font>,
           vi-&gt;rate,vi-&gt;channels,ov_bitrate(&amp;ov,i)/1000,
           ov_serialnumber(&amp;ov,i));
    printf(<font color="#666666">"\t\tcompressed length: %ld bytes "</font>,(long)(ov_raw_total(&amp;ov,i)));
    printf(<font color="#666666">" play time: %lds\n"</font>,(long)ov_time_total(&amp;ov,i));
  }

  ov_clear(&amp;ov);
  <font color="#4169E1">return</font> 0;
}

</b></pre>
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<table border=0 width=100%>
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<td><p class=tiny>copyright &copy; 2000-2010 Xiph.Org</p></td>
<td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/index.html">Ogg Vorbis</a></p></td>
</tr><tr>
<td><p class=tiny>Vorbisfile documentation</p></td>
<td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
</tr>
</table>

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</html>