[mythtv-users] why are the mythtv stream files different fromstandard codecs?

Rob Snow lists at dympna.com
Sun Apr 6 19:49:32 UTC 2003


Hope it helps you out Greg, one error I did note was that I labeled it as my 
2hr-2pass script when it's actually my 3hr-2pass script a I noted in the 
text of the message.

-Rob

On Sun, 06 Apr 2003 11:11:04 -0300, Greg wrote
> Nice! Thanks a lot Rob, I think this script will work great!! I have 
> to give it a go and see how it works out.
> 
> Greg
> 
> On Sat, 2003-04-05 at 17:39, Rob Snow wrote:
> > Here is what I use for one of my scripts, this one is designed to put 
3hr's 
> > of DIVX on one CD.  You might want to adjust the audio/video ratio's if 
you 
> > are doing something with nice audio.
> > 
> > I have 2hr/3hr/4hr/6hr scripts that I use to convert my 2Kbps MPEG4 .nuv 
> > default captures to something that I can actually carry around on the 
> > laptop, burn to CD for my wife or family since .nuv is useless to them.
> > 
> > I use a cron job with a find /e/store -mtime +2 to get anything I 
haven't 
> > already deleted in 2 days and convert it and rename it using the other 
> > script I previously posted to name it by extracting the Title:subtitle 
from 
> > the database. 
> > (ie. 1059_213412431432_243132412314.nuv --> SG-1:Emancapation.avi)
> > 
> > I just need to write another script to delete the .nuv and database 
entries 
> > from Myth once it's done.
> > 
> > I should probably up the 2Kbps MPEG4 to around 4Kbps (~2GB/hr) since 
they 
> > are going to be converted pretty quickly to something else.
> > 
> > -Rob
> > 
> > 
> > ########## INCLUDE 2hr-2pass ##########
> > 
> > #!/bin/sh
> > rm -f *.log
> > echo got $1
> > path=$1
> > echo path=${path}
> > root=${path%.*}
> > echo root=${root}
> > noroot=${root##/*/}
> > echo noroot=${noroot}
> > 
> > # First pass, note it's without vhq and v4mv
> > ./mencoder-cvs -idx $root.nuv -fps 30 -oac mp3lame -lameopts 
> > vbr=3:br=80:mode=1 -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=464:vpa
> > ss=1 -vop lavcdeint,scale=320:240 -aspect 4:3 -o $noroot.avi
> > 
> > # Second pass with vhq and v4mv
> > ./mencoder-cvs -idx $root.nuv -fps 30 -oac mp3lame -lameopts 
> > vbr=3:br=80:mode=1 -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=464:vhq
> > :v4mv:vpass=2 -vop lavcdeint,scale=320:240 -aspect 4:3 -o $noroot.avi
> > 
> > ############# end include #############
> > 
> > 
> > On Sat, 05 Apr 2003 09:44:05 -0400, Greg wrote
> > > Update, I've gotten a format playable in windows by:
> > > 
> > > mencoder -ovc lavc -lavcopts vcodec=mpeg4 -oac copy source.avi -o
> > > test.avi
> > > 
> > > Winamp3 and DivX player can play the file, but windows media player
> > > cannot, which is probably a windows media player problem... Next I need
> > > to figure how to set the aspect ratio so my 480x480 files look right
> > > with having to setting the aspect ratio in the player. Then maybe 
> > > get a SVCD burnt....
> > > 
> > > Greg
> > > 
> > > On Sat, 2003-04-05 at 09:07, Greg wrote:
> > > > Well I patch mplayer 0.90rc5 and now can view the video in mplayer, 
so I
> > > > guess that means the mpeg4 is modified... Next I tried converting it 
to
> > > > a format that windows can play by:
> > > > 
> > > > mencoder -ovc copy -oac copy source.nuv -o test.avi
> > > > 
> > > > the resulting test.avi is playable in mplayer, but I only get the 
sound
> > > > in windows. Seen mention in the archives about getting a black video 
in
> > > > windows, but it was suggested that a patch was needed so mplayer can
> > > > play this files, which it can now do.
> > > > 
> > > > Greg
> > > 
> > > _______________________________________________
> > > mythtv-users mailing list
> > > mythtv-users at snowman.net
> > > http://lists.snowman.net/cgi-bin/mailman/listinfo/mythtv-users
> > 
> > 
> > _______________________________________________
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> > mythtv-users at snowman.net
> > http://lists.snowman.net/cgi-bin/mailman/listinfo/mythtv-users
> -- 
> Greg <geflatt at hfx.eastlink.ca>
> 
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