| 1 | <!-- Creator : groff version 1.18.1 -->
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| 2 | <!-- CreationDate: Fri Jul 13 17:43:16 2007 -->
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| 3 | <html>
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| 4 | <head>
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| 5 | <meta name="generator" content="groff -Thtml, see www.gnu.org">
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| 6 | <meta name="Content-Style" content="text/css">
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| 7 | <title>TIFFReadRawTile</title>
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| 8 | </head>
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| 9 | <body>
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| 10 |
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| 11 | <h1 align=center>TIFFReadRawTile</h1>
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| 12 | <a href="#NAME">NAME</a><br>
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| 13 | <a href="#SYNOPSIS">SYNOPSIS</a><br>
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| 14 | <a href="#DESCRIPTION">DESCRIPTION</a><br>
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| 15 | <a href="#RETURN VALUES">RETURN VALUES</a><br>
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| 16 | <a href="#DIAGNOSTICS">DIAGNOSTICS</a><br>
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| 17 | <a href="#SEE ALSO">SEE ALSO</a><br>
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| 18 |
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| 19 | <hr>
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| 20 | <a name="NAME"></a>
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| 21 | <h2>NAME</h2>
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| 22 | <!-- INDENTATION -->
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| 23 | <table width="100%" border=0 rules="none" frame="void"
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| 24 | cols="2" cellspacing="0" cellpadding="0">
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| 25 | <tr valign="top" align="left">
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| 26 | <td width="8%"></td>
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| 27 | <td width="91%">
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| 28 | <p>TIFFReadRawTile − return an undecoded tile of data
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| 29 | from an open <small>TIFF</small> file</p>
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| 30 | </td>
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| 31 | </table>
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| 32 | <a name="SYNOPSIS"></a>
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| 33 | <h2>SYNOPSIS</h2>
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| 34 | <!-- INDENTATION -->
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| 35 | <table width="100%" border=0 rules="none" frame="void"
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| 36 | cols="2" cellspacing="0" cellpadding="0">
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| 38 | <td width="8%"></td>
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| 39 | <td width="91%">
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| 40 | <p><b>#include <tiffio.h></b></p>
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| 41 | <!-- INDENTATION -->
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| 42 | <p><b>tsize_t TIFFReadRawTile(TIFF *</b><i>tif</i><b>,
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| 43 | ttile_t</b> <i>tile</i><b>, tdata_t</b> <i>buf</i><b>,
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| 44 | tsize_t</b> <i>size</i><b>)</b></p>
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| 45 | </td>
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| 46 | </table>
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| 47 | <a name="DESCRIPTION"></a>
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| 48 | <h2>DESCRIPTION</h2>
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| 49 | <!-- INDENTATION -->
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| 50 | <table width="100%" border=0 rules="none" frame="void"
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| 51 | cols="2" cellspacing="0" cellpadding="0">
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| 52 | <tr valign="top" align="left">
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| 53 | <td width="8%"></td>
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| 54 | <td width="91%">
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| 55 | <p>Read the contents of the specified tile into the (user
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| 56 | supplied) data buffer. Note that the value of <i>tile</i> is
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| 57 | a ‘‘raw tile number.’’ That is, the
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| 58 | caller must take into account whether or not the data is
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| 59 | organized in separate planes (<i>PlanarConfiguration</i>=2).
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| 60 | <i>TIFFComputeTile</i> automatically does this when
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| 61 | converting an (x,y,z,sample) coordinate quadruple to a tile
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| 62 | number. To read a full tile of data the data buffer should
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| 63 | typically be at least as large as the value returned by
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| 64 | <i>TIFFTileSize</i>.</p>
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| 65 | </td>
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| 66 | </table>
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| 67 | <a name="RETURN VALUES"></a>
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| 68 | <h2>RETURN VALUES</h2>
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| 69 | <!-- INDENTATION -->
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| 70 | <table width="100%" border=0 rules="none" frame="void"
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| 71 | cols="2" cellspacing="0" cellpadding="0">
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| 72 | <tr valign="top" align="left">
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| 73 | <td width="8%"></td>
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| 74 | <td width="91%">
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| 75 | <p>The actual number of bytes of data that were placed in
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| 76 | <i>buf</i> is returned; <i>TIFFReadEncodedTile</i> returns
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| 77 | −1 if an error was encountered.</p>
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| 78 | </td>
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| 79 | </table>
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| 80 | <a name="DIAGNOSTICS"></a>
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| 81 | <h2>DIAGNOSTICS</h2>
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| 82 | <!-- INDENTATION -->
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| 84 | cols="2" cellspacing="0" cellpadding="0">
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| 86 | <td width="8%"></td>
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| 87 | <td width="91%">
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| 88 | <p>All error messages are directed to the
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| 89 | <b>TIFFError</b>(3TIFF) routine.</p>
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| 90 | </td>
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| 91 | </table>
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| 92 | <a name="SEE ALSO"></a>
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| 93 | <h2>SEE ALSO</h2>
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| 94 | <!-- INDENTATION -->
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| 95 | <table width="100%" border=0 rules="none" frame="void"
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| 96 | cols="2" cellspacing="0" cellpadding="0">
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| 97 | <tr valign="top" align="left">
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| 98 | <td width="8%"></td>
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| 99 | <td width="91%">
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| 100 | <p><b>TIFFOpen</b>(3TIFF),
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| 101 | <b>TIFFReadEncodedTile</b>(3TIFF),
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| 102 | <b>TIFFReadTile</b>(3TIFF), <b>TIFFTileSize</b>(3TIFF),
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| 103 | <b>libtiff</b>(3TIFF)</p>
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| 104 | <!-- INDENTATION -->
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| 105 | <p>Libtiff library home page:
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| 106 | <b>http://www.remotesensing.org/libtiff/</b></p>
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| 107 | </td>
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| 108 | </table>
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| 109 | <hr>
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| 110 | </body>
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| 111 | </html>
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