mirror of
https://github.com/ahabhyde/miguelbridge
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251 lines
5.7 KiB
HTML
251 lines
5.7 KiB
HTML
<!-- Creator : groff version 1.21 -->
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<!-- CreationDate: Mon Jul 28 19:47:26 2014 -->
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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"http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta name="generator" content="groff -Thtml, see www.gnu.org">
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<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
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<meta name="Content-Style" content="text/css">
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<style type="text/css">
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p { margin-top: 0; margin-bottom: 0; vertical-align: top }
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pre { margin-top: 0; margin-bottom: 0; vertical-align: top }
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table { margin-top: 0; margin-bottom: 0; vertical-align: top }
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h1 { text-align: center }
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</style>
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<title>VWEBP</title>
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</head>
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<body>
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<h1 align="center">VWEBP</h1>
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<a href="#NAME">NAME</a><br>
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<a href="#SYNOPSIS">SYNOPSIS</a><br>
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<a href="#DESCRIPTION">DESCRIPTION</a><br>
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<a href="#OPTIONS">OPTIONS</a><br>
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<a href="#KEYBOARD SHORTCUTS">KEYBOARD SHORTCUTS</a><br>
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<a href="#BUGS">BUGS</a><br>
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<a href="#EXAMPLES">EXAMPLES</a><br>
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<a href="#AUTHORS">AUTHORS</a><br>
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<a href="#SEE ALSO">SEE ALSO</a><br>
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<hr>
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<h2>NAME
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<a name="NAME"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em">vwebp −
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decompress a WebP file and display it in a window</p>
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<h2>SYNOPSIS
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<a name="SYNOPSIS"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em"><b>vwebp</b>
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[<i>options</i>] <i>input_file.webp</i></p>
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<h2>DESCRIPTION
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<a name="DESCRIPTION"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em">This manual
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page documents the <b>vwebp</b> command.</p>
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<p style="margin-left:11%; margin-top: 1em"><b>vwebp</b>
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decompresses a WebP file and displays it in a window using
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OpenGL.</p>
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<h2>OPTIONS
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<a name="OPTIONS"></a>
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</h2>
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<table width="100%" border="0" rules="none" frame="void"
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cellspacing="0" cellpadding="0">
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="3%">
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<p style="margin-top: 1em"><b>−h</b></p></td>
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<td width="8%"></td>
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<td width="30%">
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<p style="margin-top: 1em">Print usage summary.</p></td>
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<td width="48%">
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</td></tr>
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</table>
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<p style="margin-left:11%;"><b>−version</b></p>
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<p style="margin-left:22%;">Print version number and
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exit.</p>
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<table width="100%" border="0" rules="none" frame="void"
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cellspacing="0" cellpadding="0">
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="9%">
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<p><b>−noicc</b></p></td>
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<td width="2%"></td>
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<td width="56%">
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<p>Don’t use the ICC profile if present.</p></td>
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<td width="22%">
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</td></tr>
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</table>
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<p style="margin-left:11%;"><b>−nofancy</b></p>
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<p style="margin-left:22%;">Don’t use the fancy
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YUV420 upscaler.</p>
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<p style="margin-left:11%;"><b>−nofilter</b></p>
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<p style="margin-left:22%;">Disable in-loop filtering.</p>
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<p style="margin-left:11%;"><b>−dither</b>
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<i>strength</i></p>
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<p style="margin-left:22%;">Specify a dithering
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<b>strength</b> between 0 and 100. Dithering is a
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post-processing effect applied to chroma components in lossy
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compression. It helps by smoothing gradients and avoiding
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banding artifacts. Default: 50.</p>
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<table width="100%" border="0" rules="none" frame="void"
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cellspacing="0" cellpadding="0">
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="7%">
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<p><b>−mt</b></p></td>
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<td width="4%"></td>
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<td width="78%">
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<p>Use multi-threading for decoding, if possible.</p></td></tr>
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="7%">
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<p><b>−info</b></p></td>
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<td width="4%"></td>
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<td width="78%">
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<p>Display image information on top of the decoded
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image.</p> </td></tr>
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</table>
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<p style="margin-left:11%;"><b>−−</b>
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<i>string</i></p>
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<p style="margin-left:22%;">Explicitly specify the input
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file. This option is useful if the input file starts with an
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’−’ for instance. This option must appear
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<b>last</b>. Any other options afterward will be ignored. If
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the input file is "−", the data will be read
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from <i>stdin</i> instead of a file.</p>
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<h2>KEYBOARD SHORTCUTS
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<a name="KEYBOARD SHORTCUTS"></a>
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</h2>
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<table width="100%" border="0" rules="none" frame="void"
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cellspacing="0" cellpadding="0">
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="4%">
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<p style="margin-top: 1em"><b>’c’</b></p></td>
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<td width="7%"></td>
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<td width="43%">
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<p style="margin-top: 1em">Toggle use of color profile.</p></td>
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<td width="35%">
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</td></tr>
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<tr valign="top" align="left">
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<td width="11%"></td>
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<td width="4%">
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<p><b>’i’</b></p></td>
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<td width="7%"></td>
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<td width="43%">
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<p>Overlay file information.</p></td>
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<td width="35%">
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</td></tr>
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</table>
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<p style="margin-left:11%;"><b>’q’ /
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’Q’ / ESC</b></p>
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<p style="margin-left:22%;">Quit.</p>
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<h2>BUGS
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<a name="BUGS"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em">Please report
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all bugs to our issue tracker:
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http://code.google.com/p/webp/issues <br>
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Patches welcome! See this page to get started:
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http://www.webmproject.org/code/contribute/submitting-patches/</p>
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<h2>EXAMPLES
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<a name="EXAMPLES"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em">vwebp
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picture.webp <br>
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vwebp picture.webp -mt -dither 0 <br>
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vwebp −− −−−picture.webp</p>
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<h2>AUTHORS
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<a name="AUTHORS"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em"><b>vwebp</b>
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was written by the WebP team. <br>
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The latest source tree is available at
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http://www.webmproject.org/code</p>
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<p style="margin-left:11%; margin-top: 1em">This manual
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page was written for the Debian project (and may be used by
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others).</p>
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<h2>SEE ALSO
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<a name="SEE ALSO"></a>
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</h2>
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<p style="margin-left:11%; margin-top: 1em"><b>dwebp</b>(1)
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<br>
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Please refer to http://developers.google.com/speed/webp/ for
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additional information.</p>
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<hr>
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</body>
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</html>
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