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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>13.6. &#352;klovn (zm&#283;na velikosti) film&#367;</title><link rel="stylesheet" href="default.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.68.1"><link rel="start" href="index.html" title="MPlayer - Multimediln p&#345;ehrva&#269;"><link rel="up" href="mencoder.html" title="Kapitola 13. Zkladn pou&#382;it MEncoderu"><link rel="prev" href="menc-feat-mpeg.html" title="13.5. Enkdovn do MPEG formtu"><link rel="next" href="menc-feat-streamcopy.html" title="13.7. Proudov koprovn"><link rel="preface" href="howtoread.html" title="Jak &#269;st tuto  dokumentaci"><link rel="chapter" href="intro.html" title="Kapitola 1. P&#345;edstaven"><link rel="chapter" href="install.html" title="Kapitola 2. Instalace"><link rel="chapter" href="usage.html" title="Kapitola 3. Pou&#382;it"><link rel="chapter" href="cd-dvd.html" title="Kapitola 4. Pou&#382;it CD/DVD"><link rel="chapter" href="faq.html" title="Kapitola 5. &#268;asto Kladen Dotazy (FAQ)"><link rel="chapter" href="containers.html" title="Kapitola 6. Nosn formty (Containers)"><link rel="chapter" href="codecs.html" title="Kapitola 7. Kodeky"><link rel="chapter" href="video.html" title="Kapitola 8. Vstupn video za&#345;zen/rozhran"><link rel="chapter" href="audio.html" title="Kapitola 9. Vstupn zvukov za&#345;zen"><link rel="chapter" href="tv.html" title="Kapitola 10. TV"><link rel="chapter" href="radio.html" title="Kapitola 11. Rdio"><link rel="chapter" href="ports.html" title="Kapitola 12. Porty"><link rel="chapter" href="mencoder.html" title="Kapitola 13. Zkladn pou&#382;it MEncoderu"><link rel="chapter" href="encoding-guide.html" title="Kapitola 14. Enkdovn s MEncoderem"><link rel="appendix" href="bugreports.html" title="P&#345;loha A. Jak hlsit chyby"><link rel="appendix" href="bugs.html" title="P&#345;loha B. Znm chyby"><link rel="appendix" href="skin.html" title="P&#345;loha C. Formt skin&#367; MPlayeru"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">13.6. &#352;klovn (zm&#283;na velikosti) film&#367;</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="menc-feat-mpeg.html">P&#345;edchzejc</a></td><th width="60%" align="center">Kapitola 13. Zkladn pou&#382;it <span class="application">MEncoder</span>u</th><td width="20%" align="right"><a accesskey="n" href="menc-feat-streamcopy.html">Dal&#353;</a></td></tr></table><hr></div><div class="sect1" lang="cs"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="menc-feat-rescale"></a>13.6. &#352;klovn (zm&#283;na velikosti) film&#367;</h2></div></div></div><p>
&#268;asto pot&#345;ebujeme zm&#283;nit velikost obrzk&#367; ve filmu a to z mnoha d&#367;vod&#367;: zmen&#353;en
souboru, zt&#283;&#382;e st&#283; atd. Mnoho lid dokonce m&#283;n velikost p&#345;i p&#345;evodu DVD nebo
SVCD do DivX AVI. Pokud si p&#345;ejete video p&#345;e&#353;klovat, p&#345;e&#269;t&#283;te si sekci
<a href="aspect.html" title="13.10. Zachovn pom&#283;ru stran">Zachovn pom&#283;ru stran</a>.
</p><p>
Samotn proces &#353;klovn je provd&#283;n video filtrem <code class="literal">scale</code>:
<tt class="option">-vf scale=<em class="replaceable"><code>&#353;&#345;ka</code></em>:<em class="replaceable"><code>v&#353;ka</code></em></tt>.
Jeho kvalita m&#367;&#382;e bt nastavena volbou <tt class="option">-sws</tt>.
Pokud ji neuvedete, <span class="application">MEncoder</span> pou&#382;ije 2: bikubickou.
</p><p>
Pou&#382;it:
</p><pre class="screen">
mencoder <em class="replaceable"><code>vstup.mpg</code></em> -ovc lavc -lavcopts vcodec=mpeg4:mbd=2:trell -vf scale=640:480 -o <em class="replaceable"><code>vstup.avi</code></em>
</pre><p>
</p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="menc-feat-mpeg.html">P&#345;edchzejc</a></td><td width="20%" align="center"><a accesskey="u" href="mencoder.html">Nahoru</a></td><td width="40%" align="right"><a accesskey="n" href="menc-feat-streamcopy.html">Dal&#353;</a></td></tr><tr><td width="40%" align="left" valign="top">13.5. Enkdovn do MPEG formtu</td><td width="20%" align="center"><a accesskey="h" href="index.html">Dom&#367;</a></td><td width="40%" align="right" valign="top">13.7. Proudov koprovn</td></tr></table></div></body></html>