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r21078: add a link to Michael's de-interlacing filters...

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r21079: Add a new MPEG encoding example using lavf


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@21150 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
voroshil 2006-11-21 19:37:58 +00:00
parent 8f114f17b9
commit 554cee6997
2 changed files with 18 additions and 6 deletions
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14
DOCS/xml/ru/encoding-guide.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?> <?xml version="1.0" encoding="utf-8"?>
<!-- synced with r21034 --> <!-- synced with r21078 -->
<!-- **Partially** translated --> <!-- **Partially** translated -->
<chapter id="encoding-guide"> <chapter id="encoding-guide">
<title>Кодирование с <application>MEncoder</application></title> <title>Кодирование с <application>MEncoder</application></title>
@ -2234,16 +2234,20 @@
<listitem><para> <listitem><para>
Use a deinterlacing filter before encoding. There are several of Use a deinterlacing filter before encoding. There are several of
these filters available to choose from, each with its own advantages these filters available to choose from, each with its own advantages
and disadvantages. Consult <option>mplayer -pphelp</option> to see and disadvantages. Consult <option>mplayer -pphelp</option> and
what is available (grep for &quot;deint&quot;), and search the <option>mplayer -vf help</option> to see what is available
(grep for &quot;deint&quot;), read Michael's Niedermayer
<ulink url="http://guru.multimedia.cx/deinterlacing-filters/">Deinterlacing filters comparison</ulink>,
and search the
<ulink url="http://www.mplayerhq.hu/design7/info.html#mailing_lists"> <ulink url="http://www.mplayerhq.hu/design7/info.html#mailing_lists">
MPlayer mailing lists</ulink> to find many discussions about the MPlayer mailing lists</ulink> to find many discussions about the
various filters. Again, the framerate is not changing, so no various filters.
Again, the framerate is not changing, so no
<option>-ofps</option>. Also, deinterlacing should be done after <option>-ofps</option>. Also, deinterlacing should be done after
cropping <link linkend="menc-feat-telecine-footnotes">[1]</link> and cropping <link linkend="menc-feat-telecine-footnotes">[1]</link> and
before scaling. before scaling.
<screen>mencoder dvd://1 -oac copy -vf pp=lb -ovc lavc</screen> <screen>mencoder dvd://1 -oac copy -vf yadif -ovc lavc</screen>
</para></listitem> </para></listitem>
<listitem><para> <listitem><para>
Unfortunately, this option is buggy with Unfortunately, this option is buggy with

10
DOCS/xml/ru/mencoder.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?> <?xml version="1.0" encoding="utf-8"?>
<!-- synced with r20876 --> <!-- synced with r21079 -->
<chapter id="mencoder"> <chapter id="mencoder">
<title>Основы использования <application>MEncoder</application></title> <title>Основы использования <application>MEncoder</application></title>
@ -405,6 +405,14 @@ mencoder <replaceable>input.avi</replaceable> -of mpeg -ovc lavc -lavcopts vcode
mencoder <replaceable>input.avi</replaceable> -of mpeg -mpegopts format=mpeg1:tsaf:muxrate=2000 -o <replaceable>output.mpg</replaceable> -oac lavc -ovc lavc \ mencoder <replaceable>input.avi</replaceable> -of mpeg -mpegopts format=mpeg1:tsaf:muxrate=2000 -o <replaceable>output.mpg</replaceable> -oac lavc -ovc lavc \
-lavcopts acodec=mp2:abitrate=224:vcodec=mpeg1video:vbitrate=1152:keyint=15:mbd=2:aspect=4/3 -lavcopts acodec=mp2:abitrate=224:vcodec=mpeg1video:vbitrate=1152:keyint=15:mbd=2:aspect=4/3
</screen> </screen>
То же, но используя <systemitem class="library">libavformat</systemitem> MPEG
<!-- FIXME muxer -->
муксер[muxer]:
<screen>
mencoder <replaceable>input.avi</replaceable> -of lavf -lavfopts format=mpg:i_certify_that_my_video_stream_does_not_use_b_frames \
-ovc lavc -lavcopts vcodec=mpeg1video:vrc_buf_size=327:keyint=15:vrc_maxrate=1152:vbitrate=1152:vmax_b_frames=0 \
-o VCD.mpg -ofps 25 -vf scale=352:288,harddup -oac lavc -lavcopts acodec=mp2:abitrate=224
</screen>
</para> </para>
</informalexample> </informalexample>