2006-01-02 18:50:44 -05:00
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<!-- CreationDate: Mon Jan 2 17:41:52 2006 -->
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<title>PAL2RGB</title>
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</head>
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<body>
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<h1 align=center>PAL2RGB</h1>
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<a href="#NAME">NAME</a><br>
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<a href="#SYNOPSIS">SYNOPSIS</a><br>
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<a href="#DESCRIPTION">DESCRIPTION</a><br>
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<a href="#OPTIONS">OPTIONS</a><br>
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<a href="#BUGS">BUGS</a><br>
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<a href="#SEE ALSO">SEE ALSO</a><br>
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<hr>
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<a name="NAME"></a>
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<h2>NAME</h2>
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<p style="margin-left:11%; margin-top: 1em">pal2rgb −
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convert a palette color <small>TIFF</small> image to a full
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color image</p>
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<a name="SYNOPSIS"></a>
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<h2>SYNOPSIS</h2>
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<p style="margin-left:11%; margin-top: 1em"><b>pal2rgb</b>
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[ <i>options</i> ] <i>input.tif output.tif</i></p>
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<a name="DESCRIPTION"></a>
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<h2>DESCRIPTION</h2>
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<p style="margin-left:11%; margin-top: 1em"><i>Pal2rgb</i>
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converts a palette color <small>TIFF</small> image to a full
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color image by applying the colormap of the palette image to
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each sample to generate a full color <small>RGB</small>
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image.</p>
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<a name="OPTIONS"></a>
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<h2>OPTIONS</h2>
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<p style="margin-left:11%; margin-top: 1em">Options that
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affect the interpretation of input data are:</p>
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<table width="100%" border=0 rules="none" frame="void"
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cellspacing="0" cellpadding="0">
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="3%">
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<p style="margin-top: 1em" valign="top"><b>−C</b></p> </td>
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<td width="8%"></td>
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<td width="78%">
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<p style="margin-top: 1em" valign="top">This option
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overrides the default behavior of <i>pal2rgb</i> in
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determining whether or not colormap entries contain 16-bit
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or 8-bit values. By default the colormap is inspected and if
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no colormap entry greater than 255 is found, the colormap is
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assumed to have only 8-bit values; otherwise 16-bit values
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(as required by the <small>TIFF</small> specification) are
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assumed. The <b>−C</b> option can be used to
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explicitly specify the number of bits for colormap entries:
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<b>−C 8</b> for 8-bit values, <b>−C 16</b> for
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16-bit values.</p></td>
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</table>
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<p style="margin-left:11%; margin-top: 1em">Options that
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affect the output file format are:</p>
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<table width="100%" border=0 rules="none" frame="void"
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cellspacing="0" cellpadding="0">
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="3%">
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<p style="margin-top: 1em" valign="top"><b>−p</b></p> </td>
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<td width="8%"></td>
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<td width="78%">
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<p style="margin-top: 1em" valign="top">Explicitly select
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the planar configuration used in organizing data samples in
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the output image: <b>−p contig</b> for samples packed
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contiguously, and <b>−p separate</b> for samples
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stored separately. By default samples are packed.</p></td>
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="3%">
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<p style="margin-top: 1em" valign="top"><b>−c</b></p> </td>
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<td width="8%"></td>
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<td width="78%">
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<p style="margin-top: 1em" valign="top">Use the specific
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compression algorithm to encoded image data in the output
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file: <b>−c packbits</b> for Macintosh Packbits,
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<b>−c lzw</b> for Lempel-Ziv & Welch, <b>−c
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zip</b> for Deflate, <b>−c none</b> for no
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compression. If no compression-related option is specified,
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the input file’s compression algorithm is used.</p></td>
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="3%">
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<p style="margin-top: 1em" valign="top"><b>−r</b></p> </td>
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<td width="8%"></td>
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<td width="78%">
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<p style="margin-top: 1em" valign="top">Explicitly specify
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the number of rows in each strip of the output file. If the
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<b>−r</b> option is not specified, a number is
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selected such that each output strip has approximately 8
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kilobytes of data in it.</p></td>
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</table>
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2002-10-07 09:47:36 -04:00
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<a name="BUGS"></a>
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<h2>BUGS</h2>
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<p style="margin-left:11%; margin-top: 1em">Only 8-bit
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images are handled.</p>
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2002-10-07 09:47:36 -04:00
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<a name="SEE ALSO"></a>
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<h2>SEE ALSO</h2>
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2006-01-02 18:50:44 -05:00
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<p style="margin-left:11%; margin-top: 1em"><b>tiffinfo</b>(1),
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<b>tiffcp</b>(1), <b>tiffmedian</b>(1),
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<b>libtiff</b>(3)</p>
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<p style="margin-left:11%; margin-top: 1em">Libtiff library
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home page: <b>http://www.remotesensing.org/libtiff/</b></p>
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<hr>
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</body>
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</html>
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