MEncoder

„MEncoder is a free command line video decoding, encoding and filtering tool released under the GNU General Public License. It is a close sibling to MPlayer and can convert all the formats that MPlayer understands into a variety of compressed and uncompressed formats using different codecs.“

MEncoder. (2008, February 23). In Wikipedia, The Free Encyclopedia. Retrieved 18:57, April 5, 2008, from
http://en.wikipedia.org/w/index.php?title=MEncoder&oldid=193447614


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Wednesday, May 21, 2008

Re: [MEncoder-users] Mencoder params

On Wed, 21 May 2008 17:45:29 +0200
"Raimund Berger" <raimund.berger@gmail.com> wrote:

> (1) You don't need to encode audio on the first pass. To save cpu
> cycles, rather use -oac copy

Quite the contrary. Changing the audio encoder will very likely cause
different frames to be dropped, resulting in lower quality 2-pass
encoding, and potentially the second-pass crashing as well.

> (4) "raw" in faacopts prevents remuxing and doesn't have any obvious
> advantage; I wonder how you came up with this

Necessary for direct output to mp4 with mencoder/lavf, as explained in
the man page. No wonder you think that muxing to mov/mp4 is broken...
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