| [16] | 1 | <html> |
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| 2 | |
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| 3 | <head> |
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| 4 | <title>Vorbisfile - File Information</title> |
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| 5 | <link rel=stylesheet href="style.css" type="text/css"> |
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| 6 | </head> |
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| 7 | |
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| 8 | <body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff"> |
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| 9 | <table border=0 width=100%> |
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| 10 | <tr> |
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| 11 | <td><p class=tiny>Vorbisfile documentation</p></td> |
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| 12 | <td align=right><p class=tiny>vorbisfile version 1.2.0 - 20070723</p></td> |
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| 13 | </tr> |
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| 14 | </table> |
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| 15 | |
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| 16 | <h1>File Information</h1> |
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| 17 | <p>Libvorbisfile contains many functions to get information about bitstream attributes and decoding status. |
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| 18 | <p> |
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| 19 | All libvorbisfile file information routines are declared in "vorbis/vorbisfile.h". |
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| 20 | <p> |
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| 21 | |
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| 22 | <table border=1 color=black width=50% cellspacing=0 cellpadding=7> |
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| 23 | <tr bgcolor=#cccccc> |
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| 24 | <td><b>function</b></td> |
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| 25 | <td><b>purpose</b></td> |
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| 26 | </tr> |
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| 27 | <tr valign=top> |
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| 28 | <td><a href="ov_bitrate.html">ov_bitrate</a></td> |
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| 29 | <td>Returns the average bitrate of the current logical bitstream.</td> |
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| 30 | </tr> |
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| 31 | <tr valign=top> |
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| 32 | <td><a href="ov_bitrate_instant.html">ov_bitrate_instant</a></td> |
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| 33 | <td>Returns the exact bitrate since the last call of this function, or -1 if at the beginning of the bitream or no new information is available.</td> |
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| 34 | </tr> |
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| 35 | <tr valign=top> |
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| 36 | <td><a href="ov_streams.html">ov_streams</a></td> |
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| 37 | <td>Gives the number of logical bitstreams within the current physical bitstream.</td> |
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| 38 | </tr> |
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| 39 | <tr valign=top> |
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| 40 | <td><a href="ov_seekable.html">ov_seekable</a></td> |
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| 41 | <td>Indicates whether the bitstream is seekable.</td> |
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| 42 | </tr> |
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| 43 | <tr valign=top> |
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| 44 | <td><a href="ov_serialnumber.html">ov_serialnumber</a></td> |
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| 45 | <td>Returns the unique serial number of the specified logical bitstream.</td> |
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| 46 | </tr> |
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| 47 | <tr valign=top> |
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| 48 | <td><a href="ov_raw_total.html">ov_raw_total</a></td> |
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| 49 | <td>Returns the total (compressed) bytes in a physical or logical seekable bitstream.</td> |
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| 50 | </tr> |
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| 51 | <tr valign=top> |
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| 52 | <td><a href="ov_pcm_total.html">ov_pcm_total</a></td> |
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| 53 | <td>Returns the total number of samples in a physical or logical seekable bitstream.</td> |
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| 54 | </tr> |
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| 55 | <tr valign=top> |
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| 56 | <td><a href="ov_time_total.html">ov_time_total</a></td> |
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| 57 | <td>Returns the total time length in seconds of a physical or logical seekable bitstream.</td> |
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| 58 | </tr> |
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| 59 | <tr valign=top> |
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| 60 | <td><a href="ov_raw_tell.html">ov_raw_tell</a></td> |
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| 61 | <td>Returns the byte location of the next sample to be read, giving the approximate location in the stream that the decoding engine has reached.</td> |
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| 62 | </tr> |
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| 63 | <tr valign=top> |
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| 64 | <td><a href="ov_pcm_tell.html">ov_pcm_tell</a></td> |
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| 65 | <td>Returns the sample location of the next sample to be read, giving the approximate location in the stream that the decoding engine has reached.</td> |
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| 66 | </tr> |
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| 67 | <tr valign=top> |
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| 68 | <td><a href="ov_time_tell.html">ov_time_tell</a></td> |
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| 69 | <td>Returns the time location of the next sample to be read, giving the approximate location in the stream that the decoding engine has reached.</td> |
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| 70 | </tr> |
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| 71 | <tr valign=top> |
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| 72 | <td><a href="ov_info.html">ov_info</a></td> |
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| 73 | <td>Returns the <a href="vorbis_info.html">vorbis_info</a> struct for a specific bitstream section.</td> |
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| 74 | </tr> |
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| 75 | <tr valign=top> |
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| 76 | <td><a href="ov_comment.html">ov_comment</a></td> |
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| 77 | <td>Returns attached <a href="vorbis_comment.html">comments</a> for the current bitstream.</td> |
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| 78 | </tr> |
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| 79 | </table> |
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| 80 | |
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| 81 | <br><br> |
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| 82 | <hr noshade> |
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| 83 | <table border=0 width=100%> |
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| 84 | <tr valign=top> |
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| 85 | <td><p class=tiny>copyright © 2007 Xiph.org</p></td> |
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| 86 | <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a></p></td> |
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| 87 | </tr><tr> |
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| 88 | <td><p class=tiny>Vorbisfile documentation</p></td> |
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| 89 | <td align=right><p class=tiny>vorbisfile version 1.2.0 - 20070723</p></td> |
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| 90 | </tr> |
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| 91 | </table> |
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| 92 | |
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| 93 | </body> |
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| 94 | |
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| 95 | </html> |
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