View Full Version : 24F Not Good Enough For Film Transfer At DVFilm?


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Chuck Spaulding
March 27th, 2007, 12:09 PM
This is not in place of a project specific test, as per the rest of his site, it is in conjunction WITH a project specific test, perhaps even guidelines FOR making that project specific test.

This is not the only end result of the thread, this thread verifies that 24F IS acceptable for transfer at DVFilm.

I'm guessing that if you have about $40K [0.30 per frame] then 24F is acceptable.

Todd Mattson
March 27th, 2007, 12:13 PM
I'm guessing that if you have about $40K [0.30 per frame] then 24F is acceptable.

And the test, I guess, is to find out exactly just how acceptable 24F is....and for the most part, it's usually a case of someone else having 40K, and finding your 24F film sooo compelling no matter what format, that it's surely worth it for them.

Jack Jenkins
March 27th, 2007, 08:22 PM
Chuck, the spirit of these boards is RESEARCH. Regardless of how many of us actually ever print one F or P frame to actual filmstock is not the point. You cant just say "never gonna happen" whats the use. I agree measurebating can get annoying but its useful to a degree. I may not see the 80 line vertical difference between 60i and 24f, but I am glad somebody researched it and discussed it in detail, so I know what the sacrifice is when using 24f. The point is if anyone ever finds themselves in the position of being able or needing to do a film out or even just wondering how decent a film out would look, not only will they have specs on how to do it but real live test results as well. Research for research sake may seem pointless, that is until you absolutely need it.

And by the way, lots of filmmakers make short films, and some of them make film outs for these 5 - 10 minute long films ($2250-4500), so its not such an unthinkable possibility that some A1 film outs are gonna happen.

Jung Kyu
March 27th, 2007, 11:42 PM
if going to film print..i would suggest to use...hv20

http://www.camuser.co.kr/cam_vm/VID_HDV_MOV/2007/03/mokryun2.wmv

Barry Richard
March 28th, 2007, 02:21 AM
if going to film print..i would suggest to use...hv20

http://www.camuser.co.kr/cam_vm/VID_HDV_MOV/2007/03/mokryun2.wmv

beautiful footage -- in bright light at least equal to the A1

BTW -- the video seems to stutter -- how was it encoded ?? what bit rate, codec, frame size etc did you use -- was it shot 24F ??

Tony Tremble
March 28th, 2007, 02:22 AM
if going to film print..i would suggest to use...hv20

http://www.camuser.co.kr/cam_vm/VID_HDV_MOV/2007/03/mokryun2.wmv

The whole point of this test is to compare 24F with converted 60i and since the hv20 does not shoot 24F it would seem strange to suggest it.

I'd just like to thank Marcus for engaging with the spirit of the thread. Cheers!

TT

Jung Kyu
March 28th, 2007, 04:36 AM
here's low light footage


http://www.camuser.co.kr/cam_vm/VID_HDV_MOV/2007/03/low.wmv


manual exposure from -1 ~ -12

Todd Mattson
March 28th, 2007, 06:33 AM
Chuck, the spirit of these boards is RESEARCH. Regardless of how many of us actually ever print one F or P frame to actual filmstock is not the point. You cant just say "never gonna happen" whats the use. I agree measurebating can get annoying but its useful to a degree. I may not see the 80 line vertical difference between 60i and 24f, but I am glad somebody researched it and discussed it in detail, so I know what the sacrifice is when using 24f. The point is if anyone ever finds themselves in the position of being able or needing to do a film out or even just wondering how decent a film out would look, not only will they have specs on how to do it but real live test results as well. Research for research sake may seem pointless, that is until you absolutely need it.

And by the way, lots of filmmakers make short films, and some of them make film outs for these 5 - 10 minute long films ($2250-4500), so its not such an unthinkable possibility that some A1 film outs are gonna happen.

Exactly why I brought this up in the first place, for someone to have FOR THE RECORD. Not only that, Marcus has not only updated his website specs for the delivery requirements for the H1/G1/A1, but is making an offer no one here should be able to refuse - a test transferred to film for free, albeit for their uses, still free nonetheless, which is above and beyond the call of duty - still even HE sees the need to come to a conclusion on this, and have a fixed set of recommendations, again not a substitute for conferring with a transfer house, and running your own test based on your project material, but just as a point of reference. That is a service for which many filmmakers have been looking to DVFilm for, clients or otherwise, and I for one want to make it known that it is certainly appreciated by the filmmaking community as a whole.

Gary McClurg
March 28th, 2007, 07:12 AM
I'd say we could set up a poll or contest... maybe more work than I think for someone else :)

I'll have to find the link but there's a trailer callled Man II Man... shot with the A1 and a 35mm adpater... would be nice to have this part of the test to see how much more the image will be soften up using the adapter than not using an adapter..

Also any thing that Stephen Dempsy shoots would be a good example of the film out look... if I lived in Seattle I'd be at his door step begging him to teach me how to shoot... but maybe not I might become live there full time in the Washington Pen... with a room mate named Bubba...

No offense to any Bubba's out there...

Also I'd like to see some green scene and a slo-mo...

Mathieu Ghekiere
March 28th, 2007, 07:24 AM
Exactly why I brought this up in the first place, for someone to have FOR THE RECORD. Not only that, Marcus has not only updated his website specs for the delivery requirements for the H1/G1/A1, but is making an offer no one here should be able to refuse - a test transferred to film for free, albeit for their uses, still free nonetheless, which is above and beyond the call of duty - still even HE sees the need to come to a conclusion on this, and have a fixed set of recommendations, again not a substitute for conferring with a transfer house, and running your own test based on your project material, but just as a point of reference. That is a service for which many filmmakers have been looking to DVFilm for, clients or otherwise, and I for one want to make it known that it is certainly appreciated by the filmmaking community as a whole.

I fully agree, that's why I also posted earlier that I was happy that this thread didn't got closed, because it holds valuable information that people later can look up.

Todd Mattson
March 28th, 2007, 07:28 AM
I fully agree, that's why I also posted earlier that I was happy that this thread didn't got closed, because it holds valuable information that people later can look up.

It did get locked at one point, but was reopened for Marcus' comments, and the way it progessed after that, including everyone taking a deep breath, is a testament to this community as a whole. This will be great info to have in the search.

Do wish I could change the title though to read "24F IS Good Enough For Film Transfer". Chris? Anyway to do that?

Piotr Wozniacki
March 28th, 2007, 08:26 AM
Markus, since you're updating the out-dated information about what is or isn't suitable for film transfer at DVFilm: how about the Sony HVR-V1U/E/P progressive format, the 24/25/30 PsF?

Bill Pryor
March 28th, 2007, 08:33 AM
It seems to me the only way a meaningful test can be done on this issue is for somebody to shoot something with the Canon camera at 24F, then shoot exactly the same thing from exactly the same position at 60i and send both to DVFilm. Then you can see if the resolution difference makes any difference.

From tape-to-film transfers I've done over the years, the most important things are the quality of the original video and your choice of facility to do the transfer. As I posted earlier, DVFilm did excellent work for me on a project a couple of years ago. It was all standard interlace DVCAM footage with two different cameras, a DSR500 and a DSR250. The 35mm print projected in a theater looked as good as the original video. And, in shooting 24p footage with the XH A1, the resolution in that mode is significantly higher than the DSR500 shooting DVCAM, so it's logical to expect a transfer to look as good or better than even the 2/3" chip camera shooting DVCAM.

One thing I remember from the transfer at DVFilm...they had recommended the titles be put on a separate file at 24p because the end quality would be better (my master was 60i). I didn't do that because there wasn't time, and the end product looked perfectly fine. I'm sure doing it right would have made it look even better, but my point is, with a good facility and good lab, you're going to get a good looking print if your original video is good. My attitude is that I'd rather keep everything progressive all the way even if it involves that slight loss in resolution. Remember that with the Canon system, you're talking about the difference between the Canon at 60i and the Canon at 24p, and its resolution is high enough to begin with in 60i that you can loose a bit with no big problem. But if you chose to shoot 60i and go to film, my experience is to let DVFilm do the conversion rather than doing your own deinterlacing in the computer.

Chris Korrow
March 30th, 2007, 08:49 AM
I just had a project transfered to Dbeta by a fiend that works in a pro editing house in Nashville & we had a long talk on this subject.
Seems that for me 60i is the way to go. Just the fact that if you have a shot you want to slow down, you've got that possibility with all your clips & since I'm working on a new doc, having the footage for "stock" seems better in 60i also.
60i just seems to me to give you more choices as to what you can do with your footage overall.
Chris

Jung Kyu
March 30th, 2007, 05:08 PM
this is film trailer the few outdoor shot looks very much like hv20

http://www.camuser.co.kr/cam_vm/VID_HDV_MOV/2007/03/eagle_vs_shark_h1080p.wmv

here's hv10 upconverted to 4:2:2

http://www.camuser.co.kr/cam_vm/VID_HDV_MOV/2007/03/sd.wmv

Ben Winter
May 2nd, 2007, 11:01 PM
I'll have to find the link but there's a trailer callled Man II Man... shot with the A1 and a 35mm adpater... would be nice to have this part of the test to see how much more the image will be soften up using the adapter than not using an adapter..

http://www.stefweb.net/mantoman/Trailer%20TEST%205.wmv

for anyone who's interested. It is, by far, not the best but the best-employed 35mm adapter footage I have seen to date. It is effective, clean and unobtrusive. Most shots have little DOF effect, but the film look is there. Add some more resolution and you'd have a superb 16mm replacement digital video recorder.

Peter Jefferson
May 2nd, 2007, 11:58 PM
heres a tip...

DONT TELL THEM ITS FRAME MODE

once you're done editing, simply render out as native with no pulldown..
voila problem solved..

Pavel Tomanec
August 27th, 2008, 03:09 AM
heres a tip...

DONT TELL THEM ITS FRAME MODE

once you're done editing, simply render out as native with no pulldown..
voila problem solved..

I love that! Will remember it. I guess same apply for those located in PAL world.

Pavel