[MPlayer-DOCS] r26474 - trunk/DOCS/xml/en/encoding-guide.xml
corey
subversion at mplayerhq.hu
Sun Apr 20 21:26:27 CEST 2008
Author: corey
Date: Sun Apr 20 21:26:27 2008
New Revision: 26474
Log:
add better information about inverse-telecining with vf_filmdint
Modified:
trunk/DOCS/xml/en/encoding-guide.xml
Modified: trunk/DOCS/xml/en/encoding-guide.xml
==============================================================================
--- trunk/DOCS/xml/en/encoding-guide.xml (original)
+++ trunk/DOCS/xml/en/encoding-guide.xml Sun Apr 20 21:26:27 2008
@@ -2245,6 +2245,23 @@ mencoder dvd://1 -oac copy -vf pullup,so
--></screen>
</para></listitem>
<listitem><para>
+ <option>-vf filmdint</option> is similar to
+ <option>-vf pullup</option>: both filters attempt to match a pair of
+ fields to form a complete frame. <option>filmdint</option> will
+ deinterlace individual fields that it cannot match, however, whereas
+ <option>pullup</option> will simply drop them. Also, the two filters
+ have separate detection code, and filmdint may tend to match fields a
+ bit less often. Which filter works better may depend on the input
+ video and personal taste; feel free to experiment with fine-tuning
+ the filters' options if you encounter problems with either one (see
+ the man page for details). For most well-mastered input video,
+ however, both filters work quite well, so either one is a safe choice
+ to start with.
+ <screen>
+mencoder dvd://1 -oac copy -vf filmdint -ovc lavc -ofps 24000/1001<!--
+ --></screen>
+</para></listitem>
+<listitem><para>
An older method
is to, rather than inverse-telecine the telecined parts, telecine
the non-telecined parts and then inverse-telecine the whole
@@ -2258,18 +2275,6 @@ mencoder dvd://1 -oac copy -vf softpulld
</screen>
</para></listitem>
-<listitem><para>
- I have not used <option>-vf filmdint</option> myself, but here is what
- D Richard Felker III has to say:
-
- <blockquote><para>It is OK, but IMO it tries to deinterlace rather
- than doing inverse telecine too often (much like settop DVD
- players & progressive TVs) which gives ugly flickering and
- other artifacts. If you are going to use it, you at least need to
- spend some time tuning the options and watching the output first
- to make sure it is not messing up.
- </para></blockquote>
-</para></listitem>
</itemizedlist>
</sect3>
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