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Reload this Page Car Chase Bluescreen CGI + Live Action

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Car Chase Bluescreen CGI + Live Action
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Red face Car Chase Bluescreen CGI + Live Action - September 27th, 2009, 02:39 PM

Hello everyone

Where to start.....Acquisition I suppose: We shot live action against a huge bluescreen (thank you Warner Bros) on Super 16mm Kodak Vision 2 200T and then got this pin registered 2K scanned (10bit log, Imagica Imager XE 4K scanner). I'm delighted with the scans (Better in my opinion than ARRIscan and certainly Spirit scans in my experience), and the grain is marginal, with a bit of noise reduction and grain reduction it really looks great (And is easy to key, time consuming to do it properly, but easy )

I've keyed most of the shots and the shots requiring solves have been solved. The keying was done in Shake (special thanks for advice from friends at framestore and chris at CMIVFX.com, the mattes look awesome). The tracking/solving was done in PFTrack or through MayaLive.

NOW....The idea was to integrate the live action footage with moving CG background (road, roadside, street lights, billboard). I've been the only one on this project and I really need help!! I need someone to generate the 3d geometry (a modeller I suppose) and then help me composite the live action. I've done 2d compositing but my 3d compositing, although I am learning, needs a helping hand!

Enough talk, here's the sequence;

www.tjtfilm.com/CarChase.mov (From DV Telecine and highly compressed, nothing like the 2K DI )

ANYONE WANT TO HELP?

PLEASE?

EDIT: I think its a very good opportunity for a 3d modeller/compositor to work with high quality live action film, and although I can't offer any money, I will pay in fruit juice!

p.s. I hope this is the right place to post this?

Toby

Last edited by tobyjt; September 27th, 2009 at 05:27 PM.
  
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Example images - September 27th, 2009, 04:03 PM

JPEG compressed, but you get the idea of the quality of the material (not bad for S16mm I thought...)
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Last edited by tobyjt; September 27th, 2009 at 05:24 PM.
  
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September 27th, 2009, 08:28 PM

This is the right place. I'm sure, that someone will help you. Can you add some info about deadlines, maybe you have a renderfarm.. and about software which cg-artists should to use?
  
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September 28th, 2009, 01:37 AM

Quote:
Originally Posted by mclawest View Post
This is the right place. I'm sure, that someone will help you. Can you add some info about deadlines, maybe you have a renderfarm.. and about software which cg-artists should to use?
The deadline is December but that is flexible around resources. As for software, it would need to be maya for the CGI if I were to use the renderfarm I have in mind, although time on the render farm would be limited and on 'when there's nothing else' basis, although this would be a lot in October as its at an educational institute and the students wouldn't be using it much.

thanks,

Toby

Last edited by tobyjt; October 1st, 2009 at 05:57 PM.
  
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September 29th, 2009, 10:34 AM

I think you should draw up a list of tasks, objects that this or that person could take to implement.
  
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September 29th, 2009, 10:46 AM

I may be able to help out. Check your PM's.
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October 1st, 2009, 04:04 PM

OK, There's been some interest in this and I'm very grateful to the people that have come forward!

One of the more complex shots is this one;

http://www.tjtfilm.com/Event38_2K_h264.mov

In a first come-first serve basis, announced through this post, anyone who wants to help can do any of the following for that shot;

-Detailed rotoscope of bottom of car (essentially garbage-matting the wheel coasters, the floor and bottom of bluescreen)
-Garbage matte for car edge key (also garbaging interior + windows)
-Garbage matte for right hand window key
-Garbage matte for left hand window key
-Garbage matte for rear window key
-Paint/Removal of tracking markers on car.
-License plate replacement

Once that is done and once the cgi elements are found/created, I will also need help with the keying and compositing.

Note: full credit will be given for any and all work.

Anyone interested please post what you are doing and when you expect it done by. PM me if you have any questions or would like a different log/lin conversion etc.

THANKS IN ADVANCE TO ANYONE HELPING! (-;

EDIT: Ideally roto in Shake, although exported mattes could work too if you want/need to use other software.

Last edited by tobyjt; October 1st, 2009 at 04:54 PM.
  
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October 1st, 2009, 04:52 PM

Quote:
Originally Posted by KOS
Second question would be, since you've posted it. How can we know that, there won't be multiple guys rotoing the same scene?
The idea is that the first person to post what they're doing, does it. This should avoid two people from doing the same task.

Toby

p.s. It'd be cool if there was an area on vfxtalk for this sort of thing, outsourcing work to people who want to build their showreel and build up credits etc....just an idea
  
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October 1st, 2009, 05:07 PM

So I'll start with the roto and would do the paint if no one will do it in the meantime.

I'm back by the way; the journey took longer than expected. Not like I think anyone missed me though : D
  
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October 1st, 2009, 05:45 PM

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So I'll start with the roto and would do the paint if no one will do it in the meantime.
So is that everything except the license plate replacement?, or just the -'Detailed rotoscope of bottom of car (essentially garbage-matting the wheel coasters, the floor and bottom of bluescreen)' and '-Paint/Removal of tracking markers on car.'?

Thanks btw!

Toby
  
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October 1st, 2009, 05:48 PM

Also, for the paint work, it'd probably be best to work off the raw scans (10bit log 2k.cin). I'll upload them tonight and anyone who wants to do the paint say so now

Last edited by tobyjt; October 1st, 2009 at 05:58 PM.
  
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October 1st, 2009, 05:58 PM

Quote:
Originally Posted by tobyjt View Post
So is that everything except the license plate replacement?, or just the -'Detailed rotoscope of bottom of car (essentially garbage-matting the wheel coasters, the floor and bottom of bluescreen)' and '-Paint/Removal of tracking markers on car.'?

Thanks btw!

Toby

Everything except the paint and match move.
  
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October 1st, 2009, 06:06 PM

Ok. cool. Thanks!

Anyone up for the paint? Could be quite interesting to do, with tracking paint paths, tracking the markers and using a paint path to clone over it, or even a composite replacement texture for each marker.

Hell it could be done in 3D as I have the camera solve...(see the attachment)...you could theoretically re-texture the whole areas of the car or the whole car lol

Thanks again.

Last edited by tobyjt; October 1st, 2009 at 06:41 PM.
  
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October 1st, 2009, 06:55 PM

I'll have a look at it first thing in the morning (it's now 3am so need sleep) and see what I can do.


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October 1st, 2009, 09:08 PM

I can start on the paint-out of the trackers tonight. Is the 10bit log files available somewhere to download?
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