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JPEG snapshots into video

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Old 29-06-2006, 10:10 AM   #1
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JPEG snapshots into video

Im looking for a bit of help regarding something that i have not had to do before.

Basically we have a system at work which captures jpeg snapshots. This system produces hundreds of them at high resolution. They are all the same size.

Is there a programme that will allow me to string these images together and view it as a video file? The idea being as a video file it can be viewed and paused where needed.

Thanks for any help that you can offer.
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Old 29-06-2006, 10:27 AM   #2
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Do you mean create a video "slideshow"? Sure... most video editing applications will let you do that. I use Sony Vegas... if I add a still photo to a project it adds it with a default length of 5 seconds (which can be changed). I think other software works in a similar way.
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Old 29-06-2006, 10:35 AM   #3
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along those lines,

The cameras we use are bolted to a train and as they move along they take highspeed jpegs of the track, as you can imagine there are a few hundred/thousand and as opposed to looking at each individually i would like to be able to view them as a continus video file. They are high quality images but are all the same size.
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Old 29-06-2006, 11:07 AM   #4
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That would be trickier. PAL video is 25 frames per second.. do you know what rate the pictures are taken at? If they are also 25 fps you could stick them all on the timeline with a duration of 1 frame… that should work… but if you’ve got thousands of them it’s going to put quite a strain on the PC… especially if they are high resolution. Worst case may cause the PC to crash.

If they are a different rate which divides evenly (e.g. if they are 5 photos per second) then each picture could be set to (e.g. 5 frames) duration.. But if you want 10 fps I’m not sure how to do that.
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Old 29-06-2006, 11:38 AM   #5
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I have found a free ware programme, i shall give it a try. Im not sure what the frame rate is, but i see your point.

If i can alter the frame rate i can match the playback to the speed at which they were taken, i.e vehicle at 100mph, then find out the distance of each shot and calculate it for shots per second, or there abouts
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Old 29-06-2006, 12:45 PM   #6
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but the question I can't avoid asking is - "Why not just use a video camera in the first place ?"

No matter how high a resolution the jpegs are in the first place when you put them into a video they will be resized and viewed as 720 x 576 pixels - which is what a video camera takes.
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Old 29-06-2006, 2:37 PM   #7
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I think its somthing to do with data storage or image quality, im not on that project, just helping out.
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Old 30-06-2006, 1:22 PM   #8
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There is software that will split an .avi into hundreds of .bmp's (stills )depending on the length of the .avi. I also think it did the reverse .You could always convert your jpg's to bmp's and try it. I'll hunt out the program , it's on one of my old disks .
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