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Nonus n00b
Joined: 09 Sep 2004 Posts: 62 Location: Ontario, Canada
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Posted: Fri May 13, 2005 4:18 pm Post subject: Converting MPEG2 to MPEG4 |
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I have video taken from the input of my tv tuner card which is MPEG2, I want to convert that into a format that I can use in iMovie. The best format to convert too would be DV but I would settle for MPEG4.
I can use ffmpeg to extract the sound and convert the video but is it possible to keep the A/V together in the conversion? |
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NeddySeagoon Administrator
Joined: 05 Jul 2003 Posts: 54577 Location: 56N 3W
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Posted: Fri May 13, 2005 4:19 pm Post subject: |
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Nonus,
You probably want transcode. _________________ Regards,
NeddySeagoon
Computer users fall into two groups:-
those that do backups
those that have never had a hard drive fail. |
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Nonus n00b
Joined: 09 Sep 2004 Posts: 62 Location: Ontario, Canada
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Posted: Fri May 13, 2005 5:03 pm Post subject: |
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Okay, transcode is now installed and I cringed at the man pages.
Any suggestions for how to attack this task?
I just want it to convert the mpeg2 to mpeg4 with nothing really special unless there is a couple filters that will clean the picture up a bit, since the input will be from VHS. |
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polle Veteran
Joined: 28 Feb 2003 Posts: 1498 Location: Belgium
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Posted: Fri May 13, 2005 5:10 pm Post subject: |
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can't you do that with avidemux2? |
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dee2 n00b
Joined: 08 Jan 2005 Posts: 71
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Posted: Fri May 13, 2005 5:22 pm Post subject: |
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Sorry I don't have any transcode magic for that particular task, but if you want to give mencoder a go try with
Code: | mencoder infile.mpeg -oac mp3lame -lameopts cbr:preset=128 -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=5000 -o out.avi |
I will also vote for avidemux2, lovely program. |
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Nonus n00b
Joined: 09 Sep 2004 Posts: 62 Location: Ontario, Canada
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Posted: Fri May 13, 2005 6:53 pm Post subject: |
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Well there are 3 programs mentioned what would be the best?
I dont need any compression of any kind just need to put the mpeg2 into a format that Quicktime can read. There is a mpeg codec pack for Quicktime but its 20US. |
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lusken Tux's lil' helper
Joined: 27 Mar 2003 Posts: 88
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Posted: Fri May 13, 2005 7:23 pm Post subject: |
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This might be a false clue, but I think projectx is made to convert tv-tuner signals to "something else". it's in portage so it should be easy to check out..
good luck |
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dee2 n00b
Joined: 08 Jan 2005 Posts: 71
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Posted: Fri May 13, 2005 8:05 pm Post subject: |
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Nonus wrote: | Well there are 3 programs mentioned what would be the best?
I dont need any compression of any kind just need to put the mpeg2 into a format that Quicktime can read. There is a mpeg codec pack for Quicktime but its 20US. |
I think you do need compression or you will end up with insane big files
Did you try the mencoder line I gave you?, it should do a pretty good job, avidemux2 has a nice GUI that will make it easy for you, but I don't think it can export DV though. |
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Nonus n00b
Joined: 09 Sep 2004 Posts: 62 Location: Ontario, Canada
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Posted: Fri May 13, 2005 8:37 pm Post subject: |
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Ill be trying the mencoder line in a bit, just have to recompile mplayer with the encode flag.
For DV, iMovie converts it when you import a video into it, was just trying to kill 2 birds with one stone and go straight to DV but its not important. Also whats the point of having a large hard drive if you arnt going to be using it. Why would you want to compress a video from VHS, its crappy enough as it is. |
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