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| <title>vorbisfile - seeking_test.c</title> |
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| <body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff"> |
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| <td><p class=tiny>Vorbisfile documentation</p></td> |
| <td align=right><p class=tiny>vorbisfile version 1.2.0 - 20070723</p></td> |
| </tr> |
| </table> |
| |
| <h1>seeking_test.c</h1> |
| |
| <p> |
| The example program source: |
| |
| <br><br> |
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| <pre><b> |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include "vorbis/codec.h" |
| #include "vorbis/vorbisfile.h" |
| |
| int main(){ |
| OggVorbis_File ov; |
| int i; |
| |
| #ifdef _WIN32 /* We need to set stdin to binary mode under Windows */ |
| _setmode( _fileno( stdin ), _O_BINARY ); |
| #endif |
| |
| /* open the file/pipe on stdin */ |
| if(ov_open_callbacks(stdin,&ov,NULL,-1,OV_CALLBACKS_NOCLOSE)==-1){ |
| printf("Could not open input as an OggVorbis file.\n\n"); |
| exit(1); |
| } |
| |
| /* print details about each logical bitstream in the input */ |
| if(ov_seekable(&ov)){ |
| double length=ov_time_total(&ov,-1); |
| printf("testing seeking to random places in %g seconds....\n",length); |
| for(i=0;i<100;i++){ |
| double val=(double)rand()/RAND_MAX*length; |
| ov_time_seek(&ov,val); |
| printf("\r\t%d [%gs]... ",i,val); |
| fflush(stdout); |
| } |
| |
| printf("\r \nOK.\n\n"); |
| }else{ |
| printf("Standard input was not seekable.\n"); |
| } |
| |
| ov_clear(&ov); |
| return 0; |
| } |
| |
| </b></pre> |
| </td> |
| </tr> |
| </table> |
| |
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| <br><br> |
| <hr noshade> |
| <table border=0 width=100%> |
| <tr valign=top> |
| <td><p class=tiny>copyright © 2007 Xiph.org</p></td> |
| <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/index.html">Ogg Vorbis</a><br><a href="mailto:team@vorbis.org">team@vorbis.org</a></p></td> |
| </tr><tr> |
| <td><p class=tiny>Vorbisfile documentation</p></td> |
| <td align=right><p class=tiny>vorbisfile version 1.2.0 - 20070723</p></td> |
| </tr> |
| </table> |
| |
| </body> |
| |
| </html> |
