10dcb9ef1SAndrey Kiselev<!-- Creator : groff version 1.18.1 --> 2f14d1a56SAndrey Kiselev<!-- CreationDate: Sat Feb 24 18:37:19 2007 --> 3fd935fb2SAndrey Kiselev<html> 4fd935fb2SAndrey Kiselev<head> 5fd935fb2SAndrey Kiselev<meta name="generator" content="groff -Thtml, see www.gnu.org"> 6fd935fb2SAndrey Kiselev<meta name="Content-Style" content="text/css"> 7fd935fb2SAndrey Kiselev<title>THUMBNAIL</title> 8fd935fb2SAndrey Kiselev</head> 9fd935fb2SAndrey Kiselev<body> 10e49fae91SMike Welles 11fd935fb2SAndrey Kiselev<h1 align=center>THUMBNAIL</h1> 12fd935fb2SAndrey Kiselev<a href="#NAME">NAME</a><br> 13fd935fb2SAndrey Kiselev<a href="#SYNOPSIS">SYNOPSIS</a><br> 14fd935fb2SAndrey Kiselev<a href="#DESCRIPTION">DESCRIPTION</a><br> 15fd935fb2SAndrey Kiselev<a href="#OPTIONS">OPTIONS</a><br> 16fd935fb2SAndrey Kiselev<a href="#BUGS">BUGS</a><br> 17fd935fb2SAndrey Kiselev<a href="#SEE ALSO">SEE ALSO</a><br> 18e49fae91SMike Welles 19fd935fb2SAndrey Kiselev<hr> 20fd935fb2SAndrey Kiselev<a name="NAME"></a> 21fd935fb2SAndrey Kiselev<h2>NAME</h2> 220dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 230dcb9ef1SAndrey Kiselev<table width="100%" border=0 rules="none" frame="void" 240dcb9ef1SAndrey Kiselev cols="2" cellspacing="0" cellpadding="0"> 250dcb9ef1SAndrey Kiselev<tr valign="top" align="left"> 260dcb9ef1SAndrey Kiselev<td width="8%"></td> 270dcb9ef1SAndrey Kiselev<td width="91%"> 280dcb9ef1SAndrey Kiselev<p>thumbnail − create a <small>TIFF</small> file with 290dcb9ef1SAndrey Kiselevthumbnail images</p> 300dcb9ef1SAndrey Kiselev</td> 310dcb9ef1SAndrey Kiselev</table> 32fd935fb2SAndrey Kiselev<a name="SYNOPSIS"></a> 33fd935fb2SAndrey Kiselev<h2>SYNOPSIS</h2> 340dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 350dcb9ef1SAndrey Kiselev<table width="100%" border=0 rules="none" frame="void" 360dcb9ef1SAndrey Kiselev cols="2" cellspacing="0" cellpadding="0"> 370dcb9ef1SAndrey Kiselev<tr valign="top" align="left"> 380dcb9ef1SAndrey Kiselev<td width="8%"></td> 390dcb9ef1SAndrey Kiselev<td width="91%"> 400dcb9ef1SAndrey Kiselev<p><b>thumbnail</b> [ <i>options</i> ] <i>input.tif 410dcb9ef1SAndrey Kiselevoutput.tif</i></p> 420dcb9ef1SAndrey Kiselev</td> 430dcb9ef1SAndrey Kiselev</table> 44fd935fb2SAndrey Kiselev<a name="DESCRIPTION"></a> 45fd935fb2SAndrey Kiselev<h2>DESCRIPTION</h2> 460dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 470dcb9ef1SAndrey Kiselev<table width="100%" border=0 rules="none" frame="void" 480dcb9ef1SAndrey Kiselev cols="2" cellspacing="0" cellpadding="0"> 490dcb9ef1SAndrey Kiselev<tr valign="top" align="left"> 500dcb9ef1SAndrey Kiselev<td width="8%"></td> 510dcb9ef1SAndrey Kiselev<td width="91%"> 520dcb9ef1SAndrey Kiselev<p><i>thumbnail</i> is a program written to show how one 530dcb9ef1SAndrey Kiselevmight use the SubIFD tag (#330) to store thumbnail images. 540dcb9ef1SAndrey Kiselev<i>thumbnail</i> copies a <small>TIFF</small> Class F 550dcb9ef1SAndrey Kiselevfacsimile file to the output file and for each image an 560dcb9ef1SAndrey Kiselev8-bit greyscale <i>thumbnail sketch</i>. The output file 570dcb9ef1SAndrey Kiselevcontains the thumbnail image with the associated 580dcb9ef1SAndrey Kiselevfull-resolution page linked below with the SubIFD tag.</p> 590dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 600dcb9ef1SAndrey Kiselev<p>By default, thumbnail images are 216 pixels wide by 274 610dcb9ef1SAndrey Kiselevpixels high. Pixels are calculated by sampling and filtering 620dcb9ef1SAndrey Kiselevthe input image with each pixel value passed through a 630dcb9ef1SAndrey Kiselevcontrast curve.</p> 640dcb9ef1SAndrey Kiselev</td> 650dcb9ef1SAndrey Kiselev</table> 66fd935fb2SAndrey Kiselev<a name="OPTIONS"></a> 67fd935fb2SAndrey Kiselev<h2>OPTIONS</h2> 680dcb9ef1SAndrey Kiselev<!-- TABS --> 691255f5abSAndrey Kiselev<table width="100%" border=0 rules="none" frame="void" 700dcb9ef1SAndrey Kiselev cols="5" cellspacing="0" cellpadding="0"> 71fd935fb2SAndrey Kiselev<tr valign="top" align="left"> 720dcb9ef1SAndrey Kiselev<td width="10%"></td> 7387c5da6fSAndrey Kiselev<td width="3%"> 74e49fae91SMike Welles 750dcb9ef1SAndrey Kiselev<p><b>−w</b></p> 760dcb9ef1SAndrey Kiselev</td> 770dcb9ef1SAndrey Kiselev<td width="5%"></td> 780dcb9ef1SAndrey Kiselev<td width="80%"> 79e49fae91SMike Welles 800dcb9ef1SAndrey Kiselev<p>Specify the width of thumbnail images in pixels.</p> 810dcb9ef1SAndrey Kiselev</td> 820dcb9ef1SAndrey Kiselev<td width="0%"> 830dcb9ef1SAndrey Kiselev</td> 84fd935fb2SAndrey Kiselev<tr valign="top" align="left"> 850dcb9ef1SAndrey Kiselev<td width="10%"></td> 8687c5da6fSAndrey Kiselev<td width="3%"> 87e49fae91SMike Welles 880dcb9ef1SAndrey Kiselev<p><b>−h</b></p> 890dcb9ef1SAndrey Kiselev</td> 900dcb9ef1SAndrey Kiselev<td width="5%"></td> 910dcb9ef1SAndrey Kiselev<td width="80%"> 92e49fae91SMike Welles 930dcb9ef1SAndrey Kiselev<p>Specify the height of thumbnail images in pixels.</p> 940dcb9ef1SAndrey Kiselev</td> 950dcb9ef1SAndrey Kiselev<td width="0%"> 960dcb9ef1SAndrey Kiselev</td> 971255f5abSAndrey Kiselev<tr valign="top" align="left"> 980dcb9ef1SAndrey Kiselev<td width="10%"></td> 9987c5da6fSAndrey Kiselev<td width="3%"> 1001255f5abSAndrey Kiselev 1010dcb9ef1SAndrey Kiselev<p><b>−c</b></p> 1020dcb9ef1SAndrey Kiselev</td> 1030dcb9ef1SAndrey Kiselev<td width="5%"></td> 1040dcb9ef1SAndrey Kiselev<td width="80%"> 10587c5da6fSAndrey Kiselev 1060dcb9ef1SAndrey Kiselev<p>Specify a contrast curve to apply in generating the 1070dcb9ef1SAndrey Kiselevthumbnail images. By default pixels values are passed 1080dcb9ef1SAndrey Kiselevthrough a linear contrast curve that simply maps the pixel 1090dcb9ef1SAndrey Kiselevvalue ranges. Alternative curves are: <b>exp50</b> for a 50% 1100dcb9ef1SAndrey Kiselevexponential curve, <b>exp60</b> for a 60% exponential curve, 1110dcb9ef1SAndrey Kiselev<b>exp70</b> for a 70% exponential curve, <b>exp80</b> for a 1120dcb9ef1SAndrey Kiselev80% exponential curve, <b>exp90</b> for a 90% exponential 1130dcb9ef1SAndrey Kiselevcurve, <b>exp</b> for a pure exponential curve, 1140dcb9ef1SAndrey Kiselev<b>linear</b> for a linear curve.</p> 1150dcb9ef1SAndrey Kiselev</td> 1160dcb9ef1SAndrey Kiselev<td width="0%"> 1170dcb9ef1SAndrey Kiselev</td> 11887c5da6fSAndrey Kiselev</table> 119fd935fb2SAndrey Kiselev<a name="BUGS"></a> 120fd935fb2SAndrey Kiselev<h2>BUGS</h2> 1210dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 1220dcb9ef1SAndrey Kiselev<table width="100%" border=0 rules="none" frame="void" 1230dcb9ef1SAndrey Kiselev cols="2" cellspacing="0" cellpadding="0"> 1240dcb9ef1SAndrey Kiselev<tr valign="top" align="left"> 1250dcb9ef1SAndrey Kiselev<td width="8%"></td> 1260dcb9ef1SAndrey Kiselev<td width="91%"> 1270dcb9ef1SAndrey Kiselev<p>There are no options to control the format of the saved 1280dcb9ef1SAndrey Kiselevthumbnail images.</p> 1290dcb9ef1SAndrey Kiselev</td> 1300dcb9ef1SAndrey Kiselev</table> 131fd935fb2SAndrey Kiselev<a name="SEE ALSO"></a> 132fd935fb2SAndrey Kiselev<h2>SEE ALSO</h2> 1330dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 1340dcb9ef1SAndrey Kiselev<table width="100%" border=0 rules="none" frame="void" 1350dcb9ef1SAndrey Kiselev cols="2" cellspacing="0" cellpadding="0"> 1360dcb9ef1SAndrey Kiselev<tr valign="top" align="left"> 1370dcb9ef1SAndrey Kiselev<td width="8%"></td> 1380dcb9ef1SAndrey Kiselev<td width="91%"> 1390dcb9ef1SAndrey Kiselev<p><b>tiffdump</b>(1), <b>tiffgt</b>(1), <b>tiffinfo</b>(1), 1400dcb9ef1SAndrey Kiselev<b>libtiff</b>(3)</p> 1410dcb9ef1SAndrey Kiselev<!-- INDENTATION --> 1420dcb9ef1SAndrey Kiselev<p>Libtiff library home page: 143*d4dd6cccSBob Friesenhahn<b>http://www.simplesystems.org/libtiff/</b></p> 1440dcb9ef1SAndrey Kiselev</td> 1450dcb9ef1SAndrey Kiselev</table> 146fd935fb2SAndrey Kiselev<hr> 147fd935fb2SAndrey Kiselev</body> 148fd935fb2SAndrey Kiselev</html> 149