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Error in the aspect ratio calculation, plus typos and rewordings. 

Noticed by Jason Tackaberry <tack@auc.ca>.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10065 b3059339-0415-0410-9bf9-f77b7e298cf2
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diego 2003-05-04 23:21:24 +00:00
parent 89e9801d26
commit 469055e1cf
1 changed files with 4 additions and 4 deletions
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DOCS/en/encoding.html
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@ -290,11 +290,11 @@ Explanation of the process:
<H2><A NAME="aspect">7.9 Preserving aspect ratio</A></H2>
<P>DVDs and SVCDs (i.e. MPEG1/2) files contain an aspect ratio value,
which describes how should the player scale the video stream, so humans
which describes how the player should scale the video stream, so humans
won't have egg heads (ex.: 480x480 + 4:3 = 640x480). However when encoding
to AVI (DivX) files, you have be aware that AVI headers don't store this
value. Rescaling the movie is disgusting and time consuming, there
must be a better feature!</P>
has to be a better way!</P>
<P>There is.</P>
@ -308,13 +308,13 @@ Explanation of the process:
other players will use the wrong aspect ratio.</P>
<P>You seriously should crop the black bands over and below the movie image.
See the manpage about the usage of the <CODE>cropdetect</CODE> and
See the man page for the usage of the <CODE>cropdetect</CODE> and
<CODE>crop</CODE> filters.</P>
<H4>Usage:</H4>
<P><CODE>$ mencoder sample-svcd.mpg -ovc lavc -lavcopts
vcodec=mpeg4:aspect=16.0/9.0 -vf crop=714:548:0:14 -oac copy -o output.avi</CODE></P>
vcodec=mpeg4:autoaspect -vf crop=714:548:0:14 -oac copy -o output.avi</CODE></P>
</BODY>
</HTML>