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Posted: Mon Oct 24, 2011 1:30 am
by Insomniac
More videos...

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Posted: Mon Oct 24, 2011 1:45 am
by danielrowell
Sigh... I wish somebody would make a high-speed video of a gyrotourbillon. :(
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Posted: Mon Oct 24, 2011 2:08 am
by Insomniac
Buy me one and I'll be more than happy to film it. :wink:

Posted: Mon Oct 24, 2011 10:19 am
by danielrowell
:lol: If only it didn't cost $285,000...

Posted: Tue Oct 25, 2011 9:17 pm
by ramses
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Posted: Tue Oct 25, 2011 9:35 pm
by mobile chernobyl
MrCrowley wrote:Although I doubt it would be very useful for us, there's always Twixtor. It's just one of those programs that tracks the pixels between two frames to create new frames and, seemingly, high speed footage. I doubt it would work for fast moving projectiles but could be cool for just slowing down a video of a cannon firing something.

Edit:

Oh it works best when the footage is shot at a minimum of 50fps. I was thinking of getting a 1080i HD GoPro that can shoot 60fps at 720p and selling my Casio Exilim FC100. The Exilim is good, but I would use the GoPro more.
Thats exactly the route I went last year - I got a 60fps 720p capable camera for sampling on twixtor. Its nice having the extra resolution - and something that you would usually shoot with the 120 or 240 setting on the Exilim is still fine with the 60fps and twixtor. Don't personally have anything uploaded atm, but this is the video that inspired me to go that route:

If you put alot of work into the traces - it turns out pretty well

Posted: Tue Oct 25, 2011 10:14 pm
by MrCrowley
Nice video ramses, I had a feeling Twixtor would behave like that. If I get around to buying a GoPro, Twixtor would best be used for mid-to-wide shots of a person firing the cannon or even some close-ups of the face/barrel/valve/recoil through the arms, etc.

Posted: Wed Oct 26, 2011 12:30 am
by Insomniac
Twixtor's all well and good, but my issue with it is that you're not getting any extra information... It smooths things out, yes, but really... it's hopeless for any sort of analysis or for finding out what happens between those 60 frames each second.

Posted: Wed Oct 26, 2011 1:48 am
by MrCrowley
Indeed, it's definitely just for show.

Posted: Tue Nov 01, 2011 11:42 pm
by mobile chernobyl
I was driving by my neighbor's house yesterday with my high speed camera in hand, and he was doing some work on his septic tank, He asked me to toss him a can of spray paint so he could paint his fireplace... but he forgot to put out the fire! Here is a video of what chaos ensued! :wink:


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Edit - One thing that I noticed after re-watching these a few times - check out how the pressure wave of the "flame ball" has an effect on the stream of smoke emitted from the fuse hole! Kinda cool how you can see it get distorted - almost like (this is a long stretch) the rocket streamers they used to send up to see the pressure front of a nuclear explosion.

Posted: Mon Nov 28, 2011 9:44 am
by jackssmirkingrevenge

Posted: Mon Nov 28, 2011 3:26 pm
by MrCrowley
Some cool high speed shots near the end. I think the Casio Exilim is best used at 420fps, if the light is good and target in focus correctly, than at 210fps or 1000fps.
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Posted: Mon Nov 28, 2011 5:07 pm
by Gun Freak
Nice editing, but you need to work on your filming :wink: I like the first version better :)

Posted: Mon Nov 28, 2011 5:10 pm
by jackssmirkingrevenge
MrCrowley wrote:I think the Casio Exilim is best used at 420fps, if the light is good and target in focus correctly, than at 210fps or 1000fps
True, we can see you selling out much more clearly.

:D :D :D

Just kidding, great footage! And I love how you're deliberately shooting the furniture now ;)

Posted: Mon Nov 28, 2011 6:03 pm
by MrCrowley
Gun Freak wrote:Nice editing, but you need to work on your filming :wink: I like the first version better :)
That 30sec clip I made like last year? Completely forgot about that video, I would have incorporated some of the clips from it in the video if I had remembered.

Took me a good few hours to shoot the 12 or so high speeds, I wasn't in the mood to film anything particularly cinematic when I realised I didn't have any HD 24fps footage of the air gun at 6pm last night :)

Which leads me to this:
jackssmirkingrevenge wrote:And I love how you're deliberately shooting the furniture now ;)
Me: "where do you find a fĂșcking target when you need one? Oh, here's a wardrobe, let's shoot that and hope it goes through" :D