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diff --git a/tiff/html/man/tiffdither.1.html b/tiff/html/man/tiffdither.1.html deleted file mode 100644 index 2427a90..0000000 --- a/tiff/html/man/tiffdither.1.html +++ /dev/null @@ -1,183 +0,0 @@ -<!-- Creator : groff version 1.18.1 --> -<!-- CreationDate: Fri Jul 13 17:43:19 2007 --> -<html> -<head> -<meta name="generator" content="groff -Thtml, see www.gnu.org"> -<meta name="Content-Style" content="text/css"> -<title>TIFFDITHER</title> -</head> -<body> - -<h1 align=center>TIFFDITHER</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>tiffdither − convert a greyscale image to bilevel -using dithering</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>tiffdither</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>tiffdither</i> converts a single channel 8-bit -greyscale image to a bilevel image using Floyd-Steinberg -error propagation with thresholding.</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="10%"></td> -<td width="2%"> - -<p><b>−c</b></p> -</td> -<td width="6%"></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, <b>zip</b> for Deflate compression, -<b>g3</b> for CCITT Group 3 (T.4) compression, and <b>g4</b> -for CCITT Group 4 (T.6) compression. By default -<i>tiffdither</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>The <small>CCITT</small> Group 3 and Group 4 compression -algorithms can only be used with bilevel data.</p> -<!-- INDENTATION --> -<p>Group 3 compression can be specified together with -several T.4-specific options: <b>1d</b> for 1-dimensional -encoding, <b>2d</b> for 2-dimensional encoding, and -<b>fill</b> to force each encoded scanline to be zero-filled -so that the terminating EOL code lies on a byte boundary. -Group 3-specific options are specified by appending a -‘‘:’’-separated list to the -‘‘g3’’ option; e.g. <b>−c -g3:2d:fill</b> to get 2D-encoded data with byte-aligned EOL -codes.</p> -<!-- INDENTATION --> -<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="3%"> - -<p><b>−f</b></p> -</td> -<td width="5%"></td> -<td width="80%"> - -<p>Specify the bit fill order to use in writing output -data. By default, <i>tiffdither</i> will create a new file -with the same fill order as the original. Specifying -<b>−f lsb2msb</b> will force data to be written with -the <i>FillOrder</i> tag set to <small>LSB2MSB ,</small> -while <b>−f msb2lsb</b> will force data to be written -with the <i>Fill- Order</i> tag set to <small>MSB2LSB -.</small></p> -</td> -<td width="0%"> -</td> -<tr valign="top" align="left"> -<td width="10%"></td> -<td width="3%"> - -<p><b>−t</b></p> -</td> -<td width="5%"></td> -<td width="80%"> - -<p>Set the threshold value for dithering. By default the -threshold value is 128.</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>The dither algorithm is taken from the -<b>tiffmedian</b>(1) program (written by Paul Heckbert).</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>fax2tiff</b>(1), -<b>tiffinfo</b>(1), <b>tiffcp</b>(1), <b>tiff2bw</b>(1), -<b>libtiff</b>(3TIFF)</p> -<!-- INDENTATION --> -<p>Libtiff library home page: -<b>http://www.remotesensing.org/libtiff/</b></p> -</td> -</table> -<hr> -</body> -</html> |