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Hopefully better advices about A/V sync

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16365 b3059339-0415-0410-9bf9-f77b7e298cf2
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gpoirier 2005-09-02 20:21:32 +00:00
parent ab37415f63
commit 386b240d8a
1 changed files with 4 additions and 4 deletions
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8
DOCS/xml/en/encoding-guide.xml
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@ -1294,9 +1294,9 @@ Note the <option>ilmv</option> and <option>ildct</option> options.
<application>MEncoder</application>'s audio/video synchronization
algorithms were designed with the intention of recovering files with
broken sync.
However they seem to cause unnecessary skipping and duplication of
However, in some cases they can cause unnecessary skipping and duplication of
frames, and possibly slight A/V desync, when used with proper input.
It is therefore recommended that you switch to basic A/V sync with
Therefore, you may have to switch to basic A/V sync with
the <option>-mc 0</option> option, or put this in your
<systemitem>~/.mplayer/mencoder</systemitem> config file, as long as
you are only working with good sources (DVD, TV capture, high quality
@ -1313,11 +1313,11 @@ framerate!
Therefore, using <option>-noskip</option> is not in general recommended.
</para>
<para>
The so-called "three-pass" encoding which <application>MEncoder</application>
The so-called "three-pass" audio encoding which <application>MEncoder</application>
supports has been reported to cause A/V desync.
This will definitely happen if it is used in conjunction with certain
filters, therefore, it is now recommended <emphasis>not</emphasis> to
use three-pass mode.
use three-pass audio mode.
This feature is only left for compatibility purposes and for expert
users who understand when it is safe to use and when it is not.
If you have never heard of three-pass mode before, forget that we