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<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>13.7. Proudov koprovn</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-rescale.html" title="13.6. &#352;klovn (zm&#283;na velikosti) film&#367;"><link rel="next" href="menc-feat-enc-images.html" title="13.8. Enkdovn z mno&#382;stv vstupnch obrzkovch soubor&#367; (JPEG, PNG, TGA, SGI)"><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">13.7. Proudov koprovn</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="menc-feat-rescale.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-enc-images.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-streamcopy"></a>13.7. Proudov koprovn</h2></div></div></div><p>
<span class="application">MEncoder</span> m&#367;&#382;e zpracovat vstupn datov proudy dv&#283;ma
zp&#367;soby:
<span class="bold"><strong>enkduje</strong></span> je, nebo je
<span class="bold"><strong>kopruje</strong></span>. Tato &#269;st je o
<span class="bold"><strong>koprovn</strong></span>.
</p><div class="itemizedlist"><ul type="disc"><li><p>
  <span class="bold"><strong>Video proud</strong></span> (volba <tt class="option">-ovc copy</tt>):
  m&#367;&#382;ete d&#283;lat p&#283;kn v&#283;ci :) Jako umst&#283;n (nikoli konverze!) FLI nebo VIVO nebo
  MPEG-1 videa do AVI souboru! Samoz&#345;ejm&#283; takov soubory p&#345;ehraje pouze
  <span class="application">MPlayer</span> :) A proto to nejsp&#353; nem &#382;dnou rozumnou
  hodnotu. A te&#271; v&#382;n&#283;: koprovn video proudu m&#367;&#382;e bt u&#382;ite&#269;n nap&#345;klad
  tehdy, kdy&#382; m bt enkdovn pouze zvuk (nap&#345;. nekomprimovan PCM do MP3).
  </p></li><li><p>
  <span class="bold"><strong>Audio proud</strong></span> (volba <tt class="option">-oac copy</tt>):
  jednoduch. Je mo&#382;n vzt extern zvukov soubor (MP3, WAV) a namultiplexovat
  jej do vstupnho proudu. K tomu pou&#382;ijte volbu
  <tt class="option">-audiofile <em class="replaceable"><code>soubor</code></em></tt>.
  </p></li></ul></div><p>
  Pou&#382;it <tt class="option">-oac copy</tt> pro koprovn z jednoho nosnho fomtu
  do jinho m&#367;&#382;e vy&#382;adovat pou&#382;it <tt class="option">-fafmttag</tt> pro zachovn
  p&#345;znaku formtu zvuku p&#367;vodnho souboru.
  Nap&#345;klad pokud konvertujete NSV soubor a AAC zvukem do nosnho formtu AVI,
  bude p&#345;znak formtu zvuku nesprvn a bude jej nutno zm&#283;nit.
  Seznam p&#345;znak&#367; audio formtu naleznete v souboru
  <tt class="filename">codecs.conf</tt>.
</p><p>
P&#345;klad:
</p><pre class="screen">
mencoder <em class="replaceable"><code>vstupn.nsv</code></em> -oac copy -fafmttag 0x706D -ovc lavc -lavcopts vcodec=mpeg4:mbd=2:trell -o <em class="replaceable"><code>vstupn.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-rescale.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-enc-images.html">Dal&#353;</a></td></tr><tr><td width="40%" align="left" valign="top">13.6. &#352;klovn (zm&#283;na velikosti) film&#367;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Dom&#367;</a></td><td width="40%" align="right" valign="top">13.8. Enkdovn z mno&#382;stv vstupnch obrzkovch soubor&#367; (JPEG, PNG, TGA, SGI)</td></tr></table></div></body></html>