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diff --git a/tiff/html/man/tiffmedian.1.html b/tiff/html/man/tiffmedian.1.html new file mode 100644 index 0000000..5961317 --- /dev/null +++ b/tiff/html/man/tiffmedian.1.html @@ -0,0 +1,183 @@ +<!-- Creator : groff version 1.18.1 --> +<!-- CreationDate: Fri Jul 13 17:43:20 2007 --> +<html> +<head> +<meta name="generator" content="groff -Thtml, see www.gnu.org"> +<meta name="Content-Style" content="text/css"> +<title>TIFFMEDIAN</title> +</head> +<body> + +<h1 align=center>TIFFMEDIAN</h1> +<a href="#NAME">NAME</a><br> +<a href="#SYNOPSIS">SYNOPSIS</a><br> +<a href="#DESCRIPTION">DESCRIPTION</a><br> +<a href="#OPTIONS">OPTIONS</a><br> +<a href="#NOTES">NOTES</a><br> +<a href="#SEE ALSO">SEE ALSO</a><br> + +<hr> +<a name="NAME"></a> +<h2>NAME</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p>tiffmedian − apply the median cut algorithm to data +in a <small>TIFF</small> file</p> +</td> +</table> +<a name="SYNOPSIS"></a> +<h2>SYNOPSIS</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><b>tiffmedian</b> [ <i>options</i> ] <i>input.tif +output.tif</i></p> +</td> +</table> +<a name="DESCRIPTION"></a> +<h2>DESCRIPTION</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><i>tiffmedian</i> applies the median cut algorithm to an +<small>RGB</small> image in <i>input.tif</i> to generate a +palette image that is written to <i>output.tif</i>. The +generated colormap has, by default, 256 entries. The image +data is quantized by mapping each pixel to the closest color +values in the colormap.</p> +</td> +</table> +<a name="OPTIONS"></a> +<h2>OPTIONS</h2> +<!-- TABS --> +<table width="100%" border=0 rules="none" frame="void" + cols="5" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="11%"></td> +<td width="2%"> + +<p><b>−c</b></p> +</td> +<td width="5%"></td> +<td width="80%"> + +<p>Specify the compression to use for data written to the +output file: <b>none</b> for no compression, <b>packbits</b> +for PackBits compression, <b>lzw</b> for Lempel-Ziv & +Welch compression, and <b>zip</b> for Deflate compression. +By default <i>tiffmedian</i> will compress data according to +the value of the <i>Compression</i> tag found in the source +file.</p> +</td> +<td width="0%"> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="17%"></td> +<td width="82%"> +<p><small>LZW</small> compression can be specified together +with a <i>predictor</i> value. A predictor value of 2 causes +each scanline of the output image to undergo horizontal +differencing before it is encoded; a value of 1 forces each +scanline to be encoded without differencing. LZW-specific +options are specified by appending a +‘‘:’’-separated list to the +‘‘lzw’’ option; e.g. <b>−c +lzw:2</b> for <small>LZW</small> compression with horizontal +differencing.</p> +</td> +</table> +<!-- TABS --> +<table width="100%" border=0 rules="none" frame="void" + cols="5" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="10%"></td> +<td width="2%"> + +<p><b>−C</b></p> +</td> +<td width="6%"></td> +<td width="80%"> + +<p>Specify the number of entries to use in the generated +colormap. By default all 256 entries/colors are used.</p> +</td> +<td width="0%"> +</td> +<tr valign="top" align="left"> +<td width="10%"></td> +<td width="2%"> + +<p><b>−f</b></p> +</td> +<td width="6%"></td> +<td width="80%"> + +<p>Apply Floyd-Steinberg dithering before selecting a +colormap entry.</p> +</td> +<td width="0%"> +</td> +<tr valign="top" align="left"> +<td width="10%"></td> +<td width="2%"> + +<p><b>−r</b></p> +</td> +<td width="6%"></td> +<td width="80%"> + +<p>Specify the number of rows (scanlines) in each strip of +data written to the output file. By default, +<i>tiffmedian</i> attempts to set the rows/strip that no +more than 8 kilobytes of data appear in a strip.</p> +</td> +<td width="0%"> +</td> +</table> +<a name="NOTES"></a> +<h2>NOTES</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p>This program is derived from Paul Heckbert’s +<i>median</i> program.</p> +</td> +</table> +<a name="SEE ALSO"></a> +<h2>SEE ALSO</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><b>pal2rgb</b>(1), <b>tiffinfo</b>(1), <b>tiffcp</b>(1), +<b>tiffcmp</b>(1), <b>libtiff</b>(3TIFF)</p> +<!-- INDENTATION --> +<p><b>Color Image Quantization for Frame Buffer Display</b>, +Paul Heckbert, SIGGRAPH proceedings, 1982, pp. 297-307.</p> +<!-- INDENTATION --> +<p>Libtiff library home page: +<b>http://www.remotesensing.org/libtiff/</b></p> +</td> +</table> +<hr> +</body> +</html> |