You could try mencoder: http://www.misterhowto.com/index.php?category=Computers&subcategory=Video&article=trim_or_split_with_mencoder
with something like: mencoder -ss 00:02:30 -oac copy -ovc copy /media/dvd/VIDEO_TS/VTS_01_1.VOB /media/dvd/VIDEO_TS/VTS_01_2.VOB -o step1.VOB mencoder -endpos 00:39:55 -oac copy -ovc copy step1.VOB -o step2.VOB | | Alex Alexander | There's a way to do it better - find it. | | Gentoo'd | http://linuxized.blogspot.com \ On Wed, Nov 19, 2008 at 17:11, avraham rosenberg <[EMAIL PROTECTED]>wrote: > Hi, > Some problems related to multimedia. > I wished to copy part of a DVD recording (on my home DVD, from the TV) for > a friend. > As my computer (Sempron AMD with 500 MB RAM and 1GB swap, running debian > testing/unstable) is too modest for a non-linear editor. I tried to use > transcode. > $ tcccat -i /dev/dvd -T 2,-1 2>/dev/null >mydvd.vob imported the program, > which played correctly with gmplayer > $ tcprobe -i /dev/dvd -T 2,-1 2>/dev/null gave: > (dvd_reader.c) mpeg2 pal 4:3 U0 720x576 video > (dvd_reader.c) ac3 drc 48kHz 2Ch > [tcprobe] summary for /dev/dvd, (*) = not default, 0 = not detected > import frame size: -g 720x576 [720x576] > aspect ratio: 4:3 (*) > frame rate: -f 25.000 [25.000] frc=3 > audio track: -a 0 [0] -e 48000,16,2 [48000,16,2] -n 0x2000 [0x2000] > [tcprobe] V: 97550 frames, 3902 sec @ 25.000 fps > > Then I extracted the part of interest with: > $ ffmpeg -i mydvd.vob -vcodec copy -scodec copy -ss 00:02:30 -t 00:42:25 > part1.vob > part1.vob played with gmplayer but the sound was a good 2seconds ahead of > the image. > > During the playback i tried to demultiplex part1.vob: > $ tcextract -i part1.vob -t vob -x ac3 -a 0>part1.audio > But the file part1.audio was empty > > Trying: > $ tcprobe -i part1.vob, I got > [tcprobe] MPEG program stream (PS) > [tcprobe] summary for dvorak.vob, (*) = not default, 0 = not detected > no audio track: use "null" import module for audio > > > Any suggestions? > Thanks, Avraham >
