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» Film-Tech Forum ARCHIVE   » Operations   » Film Handlers' Forum   » FILMGUARDING films before mastering to DVD (Page 1)

 
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Author Topic: FILMGUARDING films before mastering to DVD
Bill Langfield
Master Film Handler

Posts: 280
From: Prospect, NSW, Australia
Registered: Apr 2001


 - posted 10-18-2003 08:38 AM      Profile for Bill Langfield   Author's Homepage   Email Bill Langfield   Send New Private Message       Edit/Delete Post 
If you are like me, you hire out DVD's, mainly for the extras,
even if quality of the extras suck (ie deleted scenes)

BUT the feature itself is often rotten, looks like its had at least 2 runs at a Hoyts or about 300 runs in a proper place.

Sometimes even films that are only a few years old are terrible.
(You know the black specks all over the place from Christie projectors or the base scratches from Cinemecannicas)

What if.....

A film company mastered a film to DVD, then that same film was
cleaned with filmguard then mastered to DVD and compare the difference.

Surely its going to look MUCH better.

Anyone else disappointed with the reproduction of some DVD's???

Bill.

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Brad Miller
Administrator

Posts: 17775
From: Plano, TX (36.2 miles NW of Rockwall)
Registered: May 99


 - posted 10-18-2003 12:02 PM      Profile for Brad Miller   Author's Homepage   Email Brad Miller       Edit/Delete Post 
Is this an issue with low budget films on DVD? I ask because the few DVDs I have seen have all been very clean and obviously mastered from the camera negative or one step from it.

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 10-18-2003 12:27 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
Telecine chains like the Rank Ursa gold and the likes can have no wet content or oils on the film or it will destabalise the ruber guidence rollers

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Tim Reed
Better Projection Pays

Posts: 5246
From: Northampton, PA
Registered: Sep 1999


 - posted 10-18-2003 12:29 PM      Profile for Tim Reed   Author's Homepage     Send New Private Message       Edit/Delete Post 
Gord.. it'll do what to the rollers?

[Wink]

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 10-18-2003 01:07 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
First the film will slip causing a rolling frame line
And if there is any trace of any petroleum based substance on the rollers after about a day they willstart to develop a form of rot
Rank and Bauch both had a warranty escape clause over oils and the likes on prints run on them
Most of the transfer houses here ultrasonicaly clean the prints before tranfer more to protect the telecine than clean the content

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Michael Schaffer
"Where is the
Boardwalk Hotel?"

Posts: 4143
From: Boston, MA
Registered: Apr 2002


 - posted 10-18-2003 03:20 PM      Profile for Michael Schaffer   Author's Homepage   Email Michael Schaffer   Send New Private Message       Edit/Delete Post 
Can I also use FilmGuard on my DVDs?

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Travis Hubrig
Expert Film Handler

Posts: 175
From: Minot ND, USA
Registered: May 2003


 - posted 10-18-2003 03:46 PM      Profile for Travis Hubrig   Email Travis Hubrig   Send New Private Message       Edit/Delete Post 
Michael,

The first few times you run the DVD, you may notice slight
streaking, It will go away with use.

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Adam Martin
I'm not even gonna point out the irony.

Posts: 3686
From: Dallas, TX
Registered: Nov 2000


 - posted 10-18-2003 03:59 PM      Profile for Adam Martin   Author's Homepage   Email Adam Martin       Edit/Delete Post 
The use of FilmGuard on DVDs was discussed here, where John Lasher finally corrected the spelling of the state he lives in.

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Jeff Joseph
Expert Film Handler

Posts: 131
From: Palmdale, CA, USA
Registered: Jun 2000


 - posted 10-19-2003 01:34 PM      Profile for Jeff Joseph   Author's Homepage   Email Jeff Joseph   Send New Private Message       Edit/Delete Post 
We frequently transfer dirty/scratchy film (mostly old trailers). We used to use TomaCote (no longer available, but similar to FilmGuard) to act as a wet gate before telecine. But transfer houses got very very nervous for the reasons stated above, so we no longer do this.

Fortunately, there is still ONE transfer facility that uses a chemical wet gate on their Rank, so that's where we send all our work. (It's "Film and Video Transfer", in Cangoa Park, California.) He a person who owns his own Rank and is willing to take the risk to his equipment.

Jeff Joseph
SabuCat Productions

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Gordon McLeod
Film God

Posts: 9532
From: Toronto Ontario Canada
Registered: Jun 99


 - posted 10-19-2003 02:10 PM      Profile for Gordon McLeod   Email Gordon McLeod   Send New Private Message       Edit/Delete Post 
For telecine work Hydro Naptha works well at removing any oil based reidue and dirt
The SanLab SpectraClean works well with it

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John Pytlak
Film God

Posts: 9987
From: Rochester, NY 14650-1922
Registered: Jan 2000


 - posted 10-20-2003 09:32 AM      Profile for John Pytlak   Author's Homepage   Email John Pytlak   Send New Private Message       Edit/Delete Post 
The very diffuse xenon illumination provided by the Kodak-designed and built optics on the Thomson Spirit DataCine is very effective in reducing the visibility of any surface imperfections on the film during transfer:

http://www.thomsongrassvalley.com/products/film/spirit/stick_desc.html

http://www.thomsongrassvalley.com/products/film/spirit/stick_desc.html

http://www.thomsongrassvalley.com/products/film/spirit_4k/

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Bill Langfield
Master Film Handler

Posts: 280
From: Prospect, NSW, Australia
Registered: Apr 2001


 - posted 10-20-2003 02:21 PM      Profile for Bill Langfield   Author's Homepage   Email Bill Langfield   Send New Private Message       Edit/Delete Post 
With all respect to Jeff, Gordon and John.

I think My original question was lost.

Brad, I taking MAINSTREAM wide release BIG budget movies movies. (Mainly)

I mostly only hire the DVDs and only have bothered buying a few.

SE = Collectors Edition or Special Edition or Limited Edition (They should just stick with Special Edition)

Leaving out the kids DVD's (Spiderman CE, X-men, Shrek etc etc)

All I have is Close Encounters SE, Superman SE, Superman 2 Dodgy Edition!!, Supergirl LE, Abyss SE, The Terminator SE and THIS IS SPINAL TAP(SE) Oh and LIFE of BRIAN.

I cant remember which annoyed me enough to bring subject up, but I think Almost all of the one's I own made me wonder...

WOULD the same print copied to DVD by the studio or who ever does it, look as good as one cleaned up by filmguard first.

To everyone just go to Blockbuster and hire a bunch of weekies that are only a few year old, and watch closely.

Reviewers talk of artifacts, I watch more for the black spots (I wonder if film guard could also remove the negative white spots, however I think not)

Bill.

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John Pytlak
Film God

Posts: 9987
From: Rochester, NY 14650-1922
Registered: Jan 2000


 - posted 10-20-2003 02:38 PM      Profile for John Pytlak   Author's Homepage   Email John Pytlak   Send New Private Message       Edit/Delete Post 
Most video transfers are now made from pre-print elements, usually a timed master positive or duplicate negative. Release prints are almost never used for video transfers.

The elements are cleaned prior to being put on the telecine, and there is also on-line cleaning. A rare dirt particle on a master positive would create a black shadow image, dirt on a duplicate negative would show up as a white speck. Even if some dirt images get through in the transfer, they are often removed in post production and mastering:

http://www.kodak.com/US/en/motion/digital/mastering.shtml

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Stephen Furley
Film God

Posts: 3059
From: Coulsdon, Croydon, England
Registered: May 2002


 - posted 10-21-2003 07:24 AM      Profile for Stephen Furley   Email Stephen Furley   Send New Private Message       Edit/Delete Post 
Almost all of the DVDs that I have, about forty now, are very good transfers, even on the older films. The oldest one I have is 42nd Street, and they have managed to find very good elements for the transfer. The only exceptions to this are not feature films; the odd trailer which has obviously been transferred from an old print, I assume that they couldn't find anything better, and some older television material, which was originated either on a compoite PAL tape format, or on old VNF. Sorry, there is one feature film, but not a conventional one, 'Bowling for Columbine', but you wouldn't expect high image quality, considering the type of material included in this film, i.e. news and security camera material.

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John Spooner
Expert Film Handler

Posts: 186
From: South Australia, Australia
Registered: Jan 2003


 - posted 10-21-2003 01:27 PM      Profile for John Spooner   Email John Spooner   Send New Private Message       Edit/Delete Post 
Just a enquiry to my Aussie colleagues.
Is Film Guard used by anyone in Australian cinemas, as I would imagine the price down under would tend to be quite costly after shipping and exchange rates.
John Spooner, Adelaide.

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