[MEncoder-users] Convert MTS to MP4: Video and audio out of sync

Bill Crockett wsc4 at optusnet.com.au
Fri Apr 15 03:04:13 CEST 2016


> > ----- Original Message ----- 
>> From: "Ooe Eoo" <ooe8eoo-at-yahoo.com at ffmpeg.org>
>>
>> On Wed, Apr 13, 2016 at 09:18:54 +0000, Ooe Eoo wrote:
>>> I am new to mencoder. Appreciate if you could help me to correct my
>>> command line.
>>
>> On Wednesday, 13 April 2016, 18:49, Moritz Barsnick <barsnick at gmx.net>
>> wrote:
>
>> If you're new, perhaps you should go directly to ffmpeg instead of
>> mencoder. mencoder is unmaintained (unlike mplayer). And I personally
>> have had better experience with regard to sync with ffmpeg than
>> mencoder, which is why I moved to the former.
>>
>>> > mencoder.exe mts_video.mts -oac copy -ovc lavc -o mp4_video.mp4
>>
>> ffmpeg -i mts_video.mts -c:a copy -c:v copy mp4_video.mp4
>>
>> Moritz
>
>>I agree that FFmpeg is a better option.
>>
>> The reason why I am trying out mencoder is because an application we have
>> is using mencoder as the video rendering engine. The mp4 output has this
>> video/audio sync issue when the input is mts video.
>> I am trying to figure out whether it is due to a bug in mencoder or the
>> parameters are used incorrectly.

>    On Wednesday, 13 April 2016, 22:22, Bill Crockett 
> <wsc4 at optusnet.com.au> wrote:


> Using MEncoder about 3 years ago, I tried to convert DVB videos from a PVR
> which uses the MPEG Transport Stream. Even with -noskip -mc 0 -vf harddup
> and some other tricks, the audio would never be in sync at all. Usually a
> second out.

> From: "Ooe Eoo" ooe8eoo-at-yahoo.com at ffmpeg.org

> So this looks like a bug that has not been fixed for a long time...

I was told about that time on this mailing list that MEncoder had not been 
maintained for about 6 years.  Could be 10 now.

I am interested to know what application are you using that has MEncoder?

Sorry for posting garbage on the last post.  I accidentally pasted 3 times 
by mistake.  Also, They do not like top posting here. 




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