2013-01-24 15:44:19 +00:00
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<head>
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<title>vorbisfile - vorbisfile_example.c</title>
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<link rel=stylesheet href="style.css" type="text/css">
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</head>
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<body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff">
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<table border=0 width=100%>
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<tr>
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<td><p class=tiny>Vorbisfile documentation</p></td>
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<td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
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</tr>
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</table>
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<h1>vorbisfile_example.c</h1>
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<p>
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The example program source:
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<br><br>
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<table border=0 width=100% color=black cellspacing=0 cellpadding=7>
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<tr bgcolor=#cccccc>
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<td>
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<pre><b>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include "vorbis/codec.h"
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#include "vorbis/vorbisfile.h"
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#ifdef _WIN32
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#include <io.h>
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#include <fcntl.h>
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#endif
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char pcmout[4096];
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int main(int argc, char **argv){
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OggVorbis_File vf;
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int eof=0;
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int current_section;
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#ifdef _WIN32
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_setmode( _fileno( stdin ), _O_BINARY );
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_setmode( _fileno( stdout ), _O_BINARY );
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#endif
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2015-01-24 18:58:23 +00:00
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if(ov_open_callbacks(stdin, &vf, NULL, 0, OV_CALLBACKS_NOCLOSE) < 0) {
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2013-01-24 15:44:19 +00:00
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fprintf(stderr,"Input does not appear to be an Ogg bitstream.\n");
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exit(1);
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}
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{
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2015-01-24 18:58:23 +00:00
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char **ptr=ov_comment(&vf,-1)->user_comments;
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vorbis_info *vi=ov_info(&vf,-1);
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2013-01-24 15:44:19 +00:00
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while(*ptr){
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fprintf(stderr,"%s\n",*ptr);
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++ptr;
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}
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2015-01-24 18:58:23 +00:00
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fprintf(stderr,"\nBitstream is %d channel, %ldHz\n",vi->channels,vi->rate);
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fprintf(stderr,"Encoded by: %s\n\n",ov_comment(&vf,-1)->vendor);
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2013-01-24 15:44:19 +00:00
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}
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while(!eof){
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2015-01-24 18:58:23 +00:00
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long ret=ov_read(&vf,pcmout,sizeof(pcmout),0,2,1,&current_section);
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2013-01-24 15:44:19 +00:00
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if (ret == 0) {
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/* EOF */
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eof=1;
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2015-01-24 18:58:23 +00:00
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} else if (ret < 0) {
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2013-01-24 15:44:19 +00:00
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/* error in the stream. Not a problem, just reporting it in
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case we (the app) cares. In this case, we don't. */
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} else {
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/* we don't bother dealing with sample rate changes, etc, but
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you'll have to */
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fwrite(pcmout,1,ret,stdout);
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}
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}
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2015-01-24 18:58:23 +00:00
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ov_clear(&vf);
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2013-01-24 15:44:19 +00:00
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fprintf(stderr,"Done.\n");
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return(0);
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}
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</b></pre>
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</td>
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</tr>
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</table>
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<br><br>
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<hr noshade>
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<table border=0 width=100%>
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<tr valign=top>
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<td><p class=tiny>copyright © 2000-2010 Xiph.Org</p></td>
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<td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/index.html">Ogg Vorbis</a></p></td>
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</tr><tr>
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<td><p class=tiny>Vorbisfile documentation</p></td>
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<td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
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</tr>
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</table>
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</body>
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</html>
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