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 OT - Editing long videos
Author: bmcgar 2017
Date:   2012-11-06 16:59


Folk,

I frequently have to edit video files of long performances, some of over an hour.

Regardless of whether I use the "raw" AVI or WMV files from the cameras (I use more than one camera), after I import and save them, the resulting video either "hangs" at a certain spot, though the audio track continues playing, or the audio track get out of synch with the video. The files play fine before I import them into the editors.

I've tried using three different low-end editing programs, Windows Movie Maker, AVS Video Editor, and the DAK app., but I get the same results. (I'm using the XP Pro OS with no other applications running concurrently with the editor.)

Can anyone recommend a fix or a relatively inexpensive video editor that might work for me?

Thanks.

B.

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 Re: OT - Editing long videos
Author: Campana 
Date:   2012-11-06 17:14

To be honest, if you are still using Windows XP, which would indicate an oldish computer, then it probably it is just not man enough for the job of streaming video in real time. The problem may even be worsened by the fact your cameras may be more modern and filming in HD.
Transferring ordinary data (text files) just takes as long as it takes with a slow computer. With Audio and video they have to streamed in real time.
You may just have to reduce quality so that the rate of data flow is within your computers processing power.



Post Edited (2012-11-06 17:19)

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 Re: OT - Editing long videos
Author: bmcgar 2017
Date:   2012-11-06 18:03


3.4 Ghz dual core on one machine, 2.4 Ghz dual core on the other machine.

It's not the computers, and the XP OS on both is just fine. There's nothing obsolete or old about XP properly patched. (I wouldn't touch Vista or Windows 7 with a ten foot pole. (My business runs heavy apps. on XP, and I see no good reason to switch.)

B.

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 Re: OT - Editing long videos
Author: Campana 
Date:   2012-11-06 19:16

Hi. I'm not knocking your computers or Windows XP, just trying to be helpful and make suggestions to solve your problems. Unless you retro installed XP to a computer supplied with Vista or 7 yours are likely to be at least coming up to 6 years old.
Video editing is recognised as being power intensive but if you are happy that your computers should be able to handle the task then you could look elsewhere...
You may not be running any other programs but how many others are running in the background unknown to you. Have a look in the startup panel in msconfig.
How long does your computer take to start up from total shut down, mine takes 30 seconds. This will be a good indication of how many background programs are running.
What RAM do you have, an inadequate amount will be a barrier to video editing.
Start up task manager and see how many processes are running and then look under the performance tab and what memory is left over under normal running conditions.
I don't think a better video editing program is the answer. Windows Movie Maker should eat it. A low end program merely lacks features, not speed.

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 Re: OT - Editing long videos
Author: tictactux 2017
Date:   2012-11-06 21:28

I remember having had something similar, and it could be pinpointed to MovieMaker not liking a codec setting from the K-lite pack I had installed.

--
Ben

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 Re: OT - Editing long videos
Author: Noqu 
Date:   2012-11-07 09:22

This is rather not a performance issue, so the relative speed of the computer is unimportant.

Unfortunately the world of Windows video codecs is rather messy - video stream hanging or audio/video sync getting lost is more the rule than the exception in my experience.

I would suggest you try VirtualDub (free, google it) as an editor, because it is quite good at making sense of mis-coded input, and experiment with various different codecs for output (XVid and DivX being rather popular ones). Your mileage will definitely vary :-).

noqu.

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