[MPlayer-users] the features required using the mencoder.

[Andrew Savchenko]

Hi,

On 2 Jan 2007 07:14 samuel wrote:
> i'm a newbie using the mencoder, and i'd like to rip the dvd
> into piece segments. So first of all, i need to identify which
> bitrate is there in my dvd. i prefer to have those info such as:
>
> CD Length / File size 	680 MB's
> Movie Length (minutes) 	131
> MP3 Bitrate (kb/s) 	96
> MPEG-4 Bitrate 	629
>
> i know there would be the utils like "divx-calc" capable of
> doing this, but i prefer to use it in command-line driven
> program. Does there exist such utils so that i can use it for
> those cmdline-love users.

Look at mplayer's output. All requested data are there. If you're 
writing some scripts, you can use -identify option to simplify 
parsing of the output.

> Secondly, i practice using the "mencoder" the rip the dvd
> contents into piece segments, but all i can do is using the
> mencoder to rip the dvd title wholey.
>
> For example, i use the cmds below to rip 1 dvd file into a
> avi-format file:
>
>      mencoder vts_01_3.vob -sws 2 -oac copy -ovc lavc -lavcopts
> vcodec=mpeg4:vhq:vbitrate=629  -vf scale=704:304 -o EM.avi
>
> but i intent to rip the "vts_01_3.vob"  into a piece of
> segments, such as, i would like to have the time stamp from the
> first 10min to the 30min thereafter.
>
> How can i have this features using the "mencoder"?

Look for -ss and -endpos options in manual. This is a really RTFM 
question.
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