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<!-- Creator : groff version 1.18.1 --> <!-- CreationDate: Sat Feb 24 18:37:19 2007 --> <html> <head> <meta name="generator" content="groff -Thtml, see www.gnu.org"> <meta name="Content-Style" content="text/css"> <title>PPM2TIFF</title> </head> <body> <h1 align=center>PPM2TIFF</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="#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>ppm2tiff − create a <small>TIFF</small> file from <small>PPM, PGM</small> and <small>PBM</small> image files</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>ppm2tiff</b> [ <i>options</i> ] [ <i>input.ppm</i> ] <i>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>ppm2tiff</i> converts a file in the <small>PPM, PGM</small> and <small>PBM</small> image formats to <small>TIFF.</small> By default, the <small>TIFF</small> image is created with data samples packed (<i>PlanarConfiguration</i>=1), compressed with the Packbits algorithm (<i>Compression</i>=32773), and with each strip no more than 8 kilobytes. These characteristics can be overridden, or explicitly specified with the options described below</p> <!-- INDENTATION --> <p>If the <small>PPM</small> file contains greyscale data, then the <i>PhotometricInterpretation</i> tag is set to 1 (min-is-black), otherwise it is set to 2 (RGB).</p> <!-- INDENTATION --> <p>If no <small>PPM</small> file is specified on the command line, <i>ppm2tiff</i> will read from the standard input.</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="3%"> <p><b>−c</b></p> </td> <td width="5%"></td> <td width="80%"> <p>Specify a compression scheme to use when writing image data: <b>none</b> for no compression, <b>packbits</b> for PackBits compression (will be used by default), <b>lzw</b> for Lempel-Ziv & Welch compression, <b>jpeg</b> for baseline JPEG 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.</p> </td> <td width="0%"> </td> <tr valign="top" align="left"> <td width="10%"></td> <td width="3%"> <p><b>−r</b></p> </td> <td width="5%"></td> <td width="80%"> <p>Write data with a specified number of rows per strip; by default the number of rows/strip is selected so that each strip is approximately 8 kilobytes.</p> </td> <td width="0%"> </td> <tr valign="top" align="left"> <td width="10%"></td> <td width="3%"> <p><b>−R</b></p> </td> <td width="5%"></td> <td width="80%"> <p>Mark the resultant image to have the specified X and Y resolution (in dots/inch).</p> </td> <td width="0%"> </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>tiffinfo</b>(1), <b>tiffcp</b>(1), <b>tiffmedian</b>(1), <b>libtiff</b>(3)</p> <!-- INDENTATION --> <p>Libtiff library home page: <b>http://www.remotesensing.org/libtiff/</b></p> </td> </table> <hr> </body> </html>