[MPlayer-users] mencoder frame-based selection on MPEG2 files
Nico
nsabbi at tiscali.it
Thu Apr 1 16:47:12 CEST 2004
Bruno Harbulot wrote:
> --- Nico <nsabbi at tiscali.it> wrote: > Bruno Harbulot
>wrote:
>
>
>>>Hello,
>>>
>>>I'm trying to convert an MPEG2 file (recorded from
>>>DVB) using mencoder. I've been looking for an
>>>
>>>
>>option
>>
>>
>>>similar to transcode's "-c" (at least with start
>>>
>>>
>>and
>>
>>
>>>end). So far, "-ss" doesn't set the position
>>>
>>>
>>anywhere
>>
>>
>>>near where it should be. For example, "-ss 10:00"
>>>makes it start a bit after 13 minutes, both in
>>>mencoder and mplayer.
>>>Is there any way to select only part of a video
>>>
>>>
>>based
>>
>>
>>>on time or preferably frame position ?
>>>
>>>
>
>
>
>>not from frame, but you approximate the start point
>>using -sb
>><BYTE_POSITION>
>>
>>
>
>
>Ok, thanks. But it doesn't seem very precise.
>Actually, I've tried, and it also position the
>begining further than expected (using the bitrate
>given by tcprobe). Any other suggestion?
>
>Bruno.
>
>
>
you can remux the stream as DVD using replex or dvb-mplex and GOPchop /
avidemux2 it
www.metzlerbros.de
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