Gentoo Archives: gentoo-user

From: "Alan E. Davis" <lngndvs@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Transcoding movie DVD to MPEG4?
Date: Mon, 04 Dec 2006 10:33:29
Message-Id: 7bef1f890612040229v4462aa65rfa10932d76d53fd1@mail.gmail.com
In Reply to: Re: [gentoo-user] Re: Transcoding movie DVD to MPEG4? by Iain Buchanan
1 I am not an expert about this. I have used dvd:rip to copy a dvd DL
2 file (8+GB) to HDD. After mounting the image as a loop device (see
3 man mount) I was able to burn the image to a disk with dvd9to5. It
4 worked in that particular instance.
5
6 Alan
7
8 On 12/4/06, Iain Buchanan <iaindb@××××××××××××.au> wrote:
9 > On Sun, 2006-12-03 at 18:54 +0000, Mick wrote:
10 >
11 > > I noticed that there are at least three DVD rip apps in portage:
12 > >
13 > > media-video/dvdrip
14 > > media-video/acidrip
15 > > media-plugins/vdr-vdrrip
16 > >
17 > > How do they compare?
18 >
19 > I've never found a gui dvd ripper that I really liked. I just transcode
20 > the vob files by hand.
21 >
22 > > Two more Qs:
23 > > Running mencoder seems to work in producing a smaller file, but it is a bit
24 > > choppy (drops frames). Not sure what the correct options are, this is what I
25 > > have used:
26 > > =================================
27 > > mencoder vts_01_1.vob -ovc xvid -xvidencopts pass=1 -alang en -oac
28 > > mp3lame -lameopts vbr=3 -o movie.avi
29 > > =================================
30 >
31 > not sure about the frame dropping... did you try x264 as suggest
32 > earlier?
33 >
34 > here's the mencoder options I used to transcode some dv. I've found
35 > with mencoder, the best way is to try lots of times, and see what works
36 > the best. (Only try a minute at a time, or you'll end up waisting a lot
37 > of time :)
38 >
39 > mencoder -oac lavc -ovc lavc -of mpeg -mpegopts format=dvd -vf
40 > scale=720:576,harddup -srate 48000 -af lavcresample=48000 -lavcopts
41 > vcodec=mpeg2video:vrc_buf_size=1835:vrc_maxrate=9800:vbitrate=5000:keyint=15:acodec=ac3:abitrate=192:aspect=4/3 -ofps 25 -o tape3/2006.06.30_14-57-41.mpeg tape3/2006.06.30_14-57-41.dv
42 >
43 > This was after some playing around to get to mpeg2 to burn later to dvd.
44 >
45 > > If I set it to pass=2 it fails with an error about xvid: you must specify one
46 > > or a valid combination of 'bitrate', 'pass', 'quantizer' settings.
47 >
48 > dunno... try leaving of the "pass" option and see?
49 >
50 > HTH,
51 > --
52 > Iain Buchanan <iaindb at netspace dot net dot au>
53 >
54 > Free Speech Is The Right To Shout 'Theater' In A Crowded Fire.
55 > -- A Yippie Proverb
56 >
57 > --
58 > gentoo-user@g.o mailing list
59 >
60 >
61
62
63 --
64 Alan Davis, Kagman High School, Saipan lngndvs@×××××.com 1-670-256-2043
65
66 I consider that the golden rule requires that if I like a program I
67 must share it with other people who like it.
68 --------Richard Stallman
69 --
70 gentoo-user@g.o mailing list