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  1. <html>
  2. <head>
  3. <title>Tremor - File Information</title>
  4. <link rel=stylesheet href="style.css" type="text/css">
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  6. <body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff">
  7. <table border=0 width=100%>
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  9. <td><p class=tiny>Tremor documentation</p></td>
  10. <td align=right><p class=tiny>Tremor version 1.0 - 20020403</p></td>
  11. </tr>
  12. </table>
  13. <h1>File Information</h1>
  14. <p>Libvorbisidec contains many functions to get information about bitstream attributes and decoding status.
  15. <p>
  16. All libvorbisidec file information routines are declared in "ivorbisfile.h".
  17. <p>
  18. <table border=1 color=black width=50% cellspacing=0 cellpadding=7>
  19. <tr bgcolor=#cccccc>
  20. <td><b>function</b></td>
  21. <td><b>purpose</b></td>
  22. </tr>
  23. <tr valign=top>
  24. <td><a href="ov_bitrate.html">ov_bitrate</a></td>
  25. <td>Returns the average bitrate of the current logical bitstream.</td>
  26. </tr>
  27. <tr valign=top>
  28. <td><a href="ov_bitrate_instant.html">ov_bitrate_instant</a></td>
  29. <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>
  30. </tr>
  31. <tr valign=top>
  32. <td><a href="ov_streams.html">ov_streams</a></td>
  33. <td>Gives the number of logical bitstreams within the current physical bitstream.</td>
  34. </tr>
  35. <tr valign=top>
  36. <td><a href="ov_seekable.html">ov_seekable</a></td>
  37. <td>Indicates whether the bitstream is seekable.</td>
  38. </tr>
  39. <tr valign=top>
  40. <td><a href="ov_serialnumber.html">ov_serialnumber</a></td>
  41. <td>Returns the unique serial number of the specified logical bitstream.</td>
  42. </tr>
  43. <tr valign=top>
  44. <td><a href="ov_raw_total.html">ov_raw_total</a></td>
  45. <td>Returns the total (compressed) bytes in a physical or logical seekable bitstream.</td>
  46. </tr>
  47. <tr valign=top>
  48. <td><a href="ov_pcm_total.html">ov_pcm_total</a></td>
  49. <td>Returns the total number of samples in a physical or logical seekable bitstream.</td>
  50. </tr>
  51. <tr valign=top>
  52. <td><a href="ov_time_total.html">ov_time_total</a></td>
  53. <td>Returns the total time length in seconds of a physical or logical seekable bitstream.</td>
  54. </tr>
  55. <tr valign=top>
  56. <td><a href="ov_raw_tell.html">ov_raw_tell</a></td>
  57. <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>
  58. </tr>
  59. <tr valign=top>
  60. <td><a href="ov_pcm_tell.html">ov_pcm_tell</a></td>
  61. <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>
  62. </tr>
  63. <tr valign=top>
  64. <td><a href="ov_time_tell.html">ov_time_tell</a></td>
  65. <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>
  66. </tr>
  67. <tr valign=top>
  68. <td><a href="ov_info.html">ov_info</a></td>
  69. <td>Returns the <a href="vorbis_info.html">vorbis_info</a> struct for a specific bitstream section.</td>
  70. </tr>
  71. <tr valign=top>
  72. <td><a href="ov_comment.html">ov_comment</a></td>
  73. <td>Returns attached <a href="vorbis_comment.html">comments</a> for the current bitstream.</td>
  74. </tr>
  75. </table>
  76. <br><br>
  77. <hr noshade>
  78. <table border=0 width=100%>
  79. <tr valign=top>
  80. <td><p class=tiny>copyright &copy; 2002 Xiph.org</p></td>
  81. <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a></p></td>
  82. </tr><tr>
  83. <td><p class=tiny>Tremor documentation</p></td>
  84. <td align=right><p class=tiny>Tremor version 1.0 - 20020403</p></td>
  85. </tr>
  86. </table>
  87. </body>
  88. </html>