Re: how to rotate ogg/theora video 90 degrees? (having to reencode is ok)

[Camaleón <noelamac@gmail.com>]

On Tue, 24 Aug 2010 23:44:25 +0300, Timo Juhani Lindfors wrote:

> Camaleón writes:

>> Anyway, I guess mencoder can rotate the video just in one step (without
>> needing "ffmpeging"), have you tried to...?
> 
> Yes, that was point 2 in my original email:
> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=594110

Sure, so if you are facing problems with one video codec, you''ll have to
use another one to bypass the bug or try another application that uses its
own version of mencoder (i.e., Avidemux) ;-)
 
>> mencoder 1050_Lightning_talk_Redirecting_require.ogv -oac pcm -ovc lavc
>> -lavcopts vcodec=mjpeg -vf scale=320:240,rotate=1 -o output.ogv
> 
> That works yes but produces mjpeg. 
>
> mencoder 1050_Lightning_talk_Redirecting_require.ogv -oac pcm -ovc lavc
> -lavcopts vcodec=libtheora -vf scale=320:240,rotate=1 -o output.ogv
> 
> I get a file that does not play in mplayer:

(...)

How about using another libavcodec video encoder that doesn't crash or 
generates an unreadable file? :-)

11.3. Encoding with the libavcodec  codec family
http://www.mplayerhq.hu/DOCS/HTML/en/menc-feat-enc-libavcodec.html

Greetings,

-- 
Camaleón