[MEncoder-users] mkv to hard sub avi to m4v command line options and sync problems

[belcampo]

v4r4n wrote:
> As far as what I want to achieve, I tried to keep the question simple, but
> I'm re-encoding a bunch of .mkv files to .m4v files for better iPod/PS3
> compatibility.
> 
> This container format requires that I pick a single audio track and 'bake'
> permanent subtitles into the video frame.  It would be nice if I could keep
> the video/audio/subtitles all in sync with each other.
> 
> I find it easiest to use mencoder to breakdown the .mkv files into simple
> elements, put them back the way I want them, and re-encode the raw .avi into
> an .m4v using Handbrake settings profiles.
Using Handbrake with the iPod/PS3 profiles will be the simplest way I 
think to achieve what you want.
> 
> There are methods of real-time transcoding, etc., but I find that they're
> currently too buggy and fragile.  I'd rather do the calculations once and
> play media locally.
> 
> On Wed, Jan 13, 2010 at 12:57 AM, belcampo <belcampo at zonnet.nl> wrote:
> 
>> v4r4n wrote:
>>
>>> I've been having trouble finding out how to properly re-encode an mkv file
>>> with multiple audio tracks and subtitles.
>>>
>>> $> mkvmerge -i <filename>.mkv
>>>
>>> give me this information:
>>>
>>> File '<filename>.mkv': container: Matroska
>>> Track ID 1: video (V_MS/VFW/FOURCC, DX50)
>>> Track ID 2: audio (A_AAC/MPEG4/LC/SBR)
>>> Track ID 3: audio (A_AAC/MPEG4/LC/SBR)
>>> Track ID 4: subtitles (S_TEXT/UTF8)
>>> Track ID 5: subtitles (S_VOBSUB)
>>> Track ID 6: subtitles (S_VOBSUB)
>>>
>>> $> mkvextract tracks <filename>.mkv 1:video.avi 2:audio.aac
>>> 4:subtitles.srt
>>>
>>> gives me the streams of data I'd like to combine into a single .avi or
>>> .m4v
>>> file.  The problem is when I try to do something like this:
>>>
>>> $> mencoder -ovc copy -faac -oac -audiofile audio.aac -o test.avi
>>>
>>> The audio no longer matches the video?
>>>
>> What do you want to achieve ? What do you think the avi can do what the mkv
>> file can't do ?
>> You have a file where audio/video sync is OK. You even have subtitles. What
>> more could one want ?
>>
>>> What am I doing wrong?  How do I use mencoder to combine a divx video file
>>> and acc audio file?  I thought this would be simple, but I can't find any
>>> examples/tutorials that work.
>>>
>>> If this is the wrong place to ask for help, please point me in the right
>>> direction.
>>>
>>> Thanks.
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>>> MEncoder-users at mplayerhq.hu
>>> https://lists.mplayerhq.hu/mailman/listinfo/mencoder-users
>>>
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