<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE refentry PUBLIC
   "-//OASIS//DTD DocBook XML V4.1.2//EN"
   "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" []>
<refentry id='gifrsize.1'>
<refentryinfo><date>2 May 2012</date></refentryinfo>
<refmeta>
<refentrytitle>gifrsize</refentrytitle>
<manvolnum>1</manvolnum>
<refmiscinfo class="source">GIFLIB</refmiscinfo>
<refmiscinfo class="manual">GIFLIB Documentation</refmiscinfo>
</refmeta>
<refnamediv id='name'>
<refname>gifrsize</refname>
<refpurpose>resize and scale GIFs</refpurpose>
</refnamediv>

<refsynopsisdiv id='synopsis'>

<cmdsynopsis>
  <command>gifrsize</command>
      <arg choice='opt'>-v</arg>
      <arg choice='opt'>-S 
      		<replaceable>x</replaceable>
      		<replaceable>y</replaceable></arg>
      <arg choice='opt'>-s <replaceable>scale</replaceable></arg>
      <arg choice='opt'>-x <replaceable>xscale</replaceable></arg>
      <arg choice='opt'>-y <replaceable>yscale</replaceable></arg>
      <arg choice='opt'>-h</arg>
      <arg choice='opt'><replaceable>gif-file</replaceable></arg>
</cmdsynopsis>
</refsynopsisdiv>

<refsect1><title>Description</title>

<para>A program to resize image size by an integer factor, deleting
bits when scaling down and duplicating bits when scaling up.</para>

</refsect1>
<refsect1><title>Options</title>

<variablelist>
<varlistentry>
<term>-v</term>
<listitem>
<para> Verbose mode (show progress).
Enables printout of running scan lines. </para>
</listitem>
</varlistentry>

<varlistentry>
<term>-S x y</term>
<listitem>
<para>Specifies the exact screen dimension of the output GIF.</para>
</listitem>
</varlistentry>

<varlistentry>
<term>-s scale</term>
<listitem>
<para>Set scaling factor for both x &amp; y direction to Scale. Default is 0.5. Note this is a floating point number.</para>
</listitem>
</varlistentry>

<varlistentry>
<term>-x xscale</term>
<listitem>
<para>Set scaling factor for x direction to Scale.  Default is 0.5. Note: this is a floating point number.</para>
</listitem>
</varlistentry>

<varlistentry>
<term>-y yscale</term>
<listitem>
<para>Set scaling factor for y direction to Scale. Default is 0.5. Note: this is a floating point number.</para>
</listitem>
</varlistentry>

<varlistentry>
<term>-h</term>
<listitem>
<para>Print one line of command line help, similar to Usage above.</para>
</listitem>
</varlistentry>
</variablelist>

<para>If no GIF file is given, gifrsize will try to read a GIF file
from stdin.</para>

</refsect1>
<refsect1><title>Author</title>

<para>Gershon Elber.</para>

</refsect1>
</refentry>
