Jeff Brown: Activity About Popular Images
Jeff Brown

I'm a rapidly aging 50-something with a one-person animation shop doing mostly technical animation (engineering, pharma), visual FX, and motion graphics, with the occassional ActionScript(Flash) programming job.
Member Since:
August 23rd 2001
2185 Posts
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Location:
Philadelphia, PA (US)
After Effects IK rigging
by Sam Yousefian 7 years ago
I made this this rigging tutorial and all the instructions are in the After Effects file. 5120_baconpancakeikdemov02cs5.aep.zip This is a guide video to go along with it. https: www.youtube.com watch
Re: After Effects IK rigging
by Jeff Brown 6 years ago
Haven't tried it yet, but thank you for making a tutorial that doesn't assume users are inexperienced idiots. I mean, you could have made it a 20 minute tutorial, but then I wouldn't have watched the
Pixel motion is completely ineffective
by Morgan Wable-Keene 7 years ago
I have some footage that I want to slow down, and I don't want to have it slow down the clip like normal (duplicating the frames accordingly) because it looks choppy, but when I turn its layer on Pixe
Re: Pixel motion is completely ineffective
by Jeff Brown 7 years ago
You might try Twixtor from re:Vision Effects. I believe you can get a demo trial version. I have no experience with Pixel Motion, as I have been using Twixtor for several years.
Best method of adjusting footage for projection on colored wall?
by Brittnell Anderson 7 years ago
I have a video that I know will be projected on a yellow painted wall. Any thoughts on the best solution to knock down only the yellow channel, so that it appears more balanced once projected Thanks!
Re: Best method of adjusting footage for projection on colored wall?
by Jeff Brown 7 years ago
The direct way: Buy an assortment of theatrical gels in the blue cyan range. Hold in front of projector. Pick best look. Add sticky tape or clips to hold in place. Commercial gel media is clean enough
who here has figured out how to gamma correct for quicktime from premiere?
by Paz Derien 7 years ago
Hello and thank you for reading...so I am exporting from Premiere Pro 6. (I am 6-months recent convert from FCP.) I'm exporting for the web so I'm using H264 in a qt wrapper. When I play the movie in
Re: who here has figured out how to gamma correct for quicktime from premiere?
by Jeff Brown 7 years ago
"Keep the Input Levels at 0-255 but change the Output Levels to 15-235." I think this will make the problem worse If you are targeting web playback, can you (rename) use the file as an MP4 instead of
DSLR, DHxHD and all that - chosing new HD setup.
by Ben Edwards 7 years ago
As a result of other posts I am thinking of getting new HDs but wanted to check this was needed, and if is have I come up with is OK. Currently my HD delivers around 85MB s, which I gather is not enou
Re: DSLR, DHxHD and all that - chosing new HD setup.
by Jeff Brown 7 years ago
Ben-- FYI, the AVID codecs are specified in bits (not bytes) per second. -Jeff
Compositing actor to 3D virtual set
by Evan Robinson 7 years ago
Hi, I am having a hard time compositing a 3d actor in a 3d virtual set. I tracked the shot using AE's built in 3d tracker.(I am trying to motion track a actor into a 3d virtual set that has camera mov
Re: Compositing actor to 3D virtual set
by Jeff Brown 7 years ago
One thing you could clear up, Evan (can't tell from your wording): You are tracking the actor footage, which has the moving camera Or you are tracking the virtual set footage 2 big things to prevent s
How to anti-alias flickering Hi-res graphics?
by Caspar Stracke 7 years ago
Dear Magicians, I am moving hi-res line-drawing images ( 4K) and get the notorious flicker. First tried to reduce file size to 2x Comp size, still some flicker, build a mask and blurred the bas flicke
Re: How to anti-alias flickering Hi-res graphics?
by Jeff Brown 7 years ago
If you have lines on a solid background, appropriate keying followed by a negative matte choke might help. Or it might just be ugly... -Jeff
green screen artifacts
by Kelly Schaefer 7 years ago
I am having some trouble with artifacts in my subjects on my green screen footage. I had a little trouble shooting as I couldn't get my 4 ft kino to work and light up the backdrop. I used two 2 foot k
Re: green screen artifacts
by Jeff Brown 7 years ago
If you can post a still here, that would help. From your description, my guess is you are over-correcting spill, and that is producing artifacts (do they look grey or pink ) in your subject. The warm
Bottleneck of my sys?
by Roger Maus 7 years ago
Hi! Just wondering... how could I improve my system I know not state of the art at all, but I am getting along quite (only just *quite*) well: - CPU: QuadCore Intel Core i5-2500K, 4333 MHz - Board: As
Re: Bottleneck of my sys?
by Jeff Brown 7 years ago
You did not mention if your footage is on a (SATA2) RAID. That could help... -Jeff
Windows 7 sounds to go through my Kona 3G
by Sanrj Patil 7 years ago
How can i Windows 7 sounds to go through my Kona 3G I use Avid Symphony and it works but if i go to desktop and play wav file or go to youtube, sound not coming out from kona 3g breakout cable
Re: Windows 7 sounds to go through my Kona 3G
by Jeff Brown 7 years ago
Hi Sanjiv, I have asked a similar question before, and I think it is not possible :<( I use motherboard audio for system audio; and a small line mixer. -Jeff
Prerender/render solutions plox!
by Rahim Kanji 7 years ago
Hello creative ones, I could use a bit of help as I'm nearing the end of what I know or what accessible tutorials can teach me. In advance, I apologise for my lack of terminology. Here's the outline;
Re: Prerender/render solutions plox!
by Jeff Brown 7 years ago
YT tut about making text animations. The theory ofcourse is to start large then shrink, ------- That may have been good advice in 1990. These days, software and programmers know how to anti-alias text
Possible to replace green screen without masking?
by Josh Pigford 7 years ago
So here's what I'm working with: What I ultimately need to do is replace that green screen with some video footage. But there are a few problems that make this not all that straight forward... It star
Re: Possible to replace green screen without masking?
by Jeff Brown 7 years ago
I'd don't think this was suggested: Use your keyed FG layer as a track matte for an un-altered, un-keyed FG layer. Still might have to fuss with some shadows, though. -Jeff
How can i do this? (time question)
by Alican Rusen 7 years ago
I have a video footage, in composition i want to freeze and after a while i want it to contunie how can i do that here is a scheme: http: g1206.hizliresim.com y 4 7fwct.jpg untitled-1.jpg
Re: How can i do this? (time question)
by Jeff Brown 7 years ago
"Time Remap" -Jeff
Correcting color stripes in AE
by Chase Carnahan 7 years ago
Hey all, I'm having some serious trouble with some footage I shot a week ago. (This seems to happen on most of my footage in bright settings, too). Canon 7D Canon 10-22mm 3.5 1920x1080p 29.97fps squar
Re: Correcting color stripes in AE
by Jeff Brown 7 years ago
I believe chromatic aberration would not be exhibited in that way. What you have looks more like moire artifacts from compression, i.e., I don't think a new lens would help. -Jeff
Kona 3 and After Effects CS5.5
by Jef Huey 8 years ago
We just installed the AJA 10.1 drivers and the CS 5.5.3 plugins on a Win 7 64 bit system. It also runs MC 6.0.1 and the Kona card is happy with that software. The manual is pretty thin in regards to A
Re: Kona 3 and After Effects CS5.5
by Jeff Brown 7 years ago
From (ff) to (f): glad it helped!
Interlacing woes
by Alex Rinquest 8 years ago
Currently working with 3 formats, CS5 on PC. Footage is Mpeg from Nikon DSLR, M2T from Sony HDcam and MP4 from Gopro. Delivery format SD Workflow is import M2T and Mpeg directly into HDV timeline 1080
Re: Interlacing woes
by Jeff Brown 8 years ago
NTSC SD is typically lower-field first (486 high). -Jeff
Quick way to encode master quality files out of premiere on a mac?
by Matthew Woods 8 years ago
Hi folks, I am trying to find a high quality format for mastering that renders quickly out of Premiere Media Encoder on a mac. I am rendering from a 8 core hyperthreaded mac pro. H264 and Mpeg2 render
Re: Quick way to encode master quality files out of premiere on a mac?
by Jeff Brown 8 years ago
From my testing with AE, the fastest in out format is uncompressed TIFF or DPX file sequences. Very close is compressed TIFF. PNG is considerably slower in and out. QTime is probably the slowest (depe
Lossless export from Premiere CS4 to After Effects
by Michal Jaworski 8 years ago
Hello, I have question about exporting from PP CS4 to AE. I have sequence about 3-4 minutes with simple cuts, slow motion and some dissolves and i want to color correct and add few effects in AE. How
Re: Lossless export from Premiere CS4 to After Effects
by Jeff Brown 8 years ago
Often overlooked: QuickTime using PNG compression. Or PNG file sequences. A little slow to work with (compared to say, uncompressed TIFF image sequences), but robust and lossless. -Jeff
+1
Upconverting SD to HD during Capture in CS5
by Bret Hampton 8 years ago
Hi all I'm very used to downconverting HD to SD with my card for already captured video. However my problem now is how can I convert SD to HD while capturing This needs to incorporated into an existin
Re: Upconverting SD to HD during Capture in CS5
by Jeff Brown 8 years ago
Hi Bret-- I do animation work, so for the occassions I'm incorporating (someone else's) video, I get it on a drive or more frequently, just download it. I'm usually dealing with clips of less than 1 m
Export codec with alpha and sequence markers?
by Michael Tesh 8 years ago
Is there a codec I can export with that will carry over an alpha channel and Premiere Pro sequence markers to After Effects I can't use dynamic link because I want a single video file I have already k
Re: Export codec with alpha and sequence markers?
by Jeff Brown 8 years ago
Cool to know! Thanks for the info, Michael. -Jeff
MOV vs AVI
by Harvey Goldberg 8 years ago
I am using Adobe Premiere CS5.5 on a PC...Windows 7. When I export a timeline to an MOV using the same parameters that I use for an AVI, the color on the MOV is quite diminished. The format is Quickti
Re: MOV vs AVI
by Jeff Brown 8 years ago
To clarify: The "gamma" problem (as I understand it) only affects desktop display. The actual data in the file is OK. So, QuickTime within Premiere is fine, even the same file that looks washed out on
Need blacker than black
by Cliff Stephenson 8 years ago
Hey, so I'm delivering a clip and have been told that the black portions between my clips need to be at least -15mV (right now they were delivered at 0mV). I'm using the a black video clip generated i
Re: Need blacker than black
by Jeff Brown 8 years ago
Ah, tape! Then it makes sense. Glad it worked out OK. My guess is like yours: the superblack is used for alpha-channel-like needs. -jeff
recommendations for Video playback software
by Anhtu Vu 8 years ago
I'm looking to built a machine for Cinema Broadcast projection. I found something on the Mac from Softron, On the Air Video Express. Is there something similar on the PC that would support the Aja car
Re: recommendations for Video playback software
by Jeff Brown 8 years ago
You might also look at the "Rave" or "Canvas" platform from spectsoft.com. It is now open-source (free!). You still need a hefty system with an AJA card, but I believe both incorporate playlist suppor
AJA kona 3 analog in rgb
by Eibe van de Velde 8 years ago
This may be newbie. Has the aja kona 3 no video input for RGB. And does the 3g have them. I just got the cables for my kona 3. But they seem to have no normal RGB input. I want to convert super vhs vi
Re: AJA kona 3 analog in rgb
by Jeff Brown 8 years ago
S-VHS is a 2-signal format: Luma + Chroma, or Y + Y C (if I remember correctly). Not RGB. I'm not sure if your Kona board has any analog inputs, you may need to find a device that converts S-video to
Is My Two PC Compatibles with Kona LHe and LSe?
by Gustavo Henrique Machado da Silva 8 years ago
Hi Guys, I have a question for you... I need to know if the motherboard and other devices of my computers are compatible with my Kona LHe and Kona LSe, this is the especifications of my two computers:
Re: Is My Two PC Compatibles with Kona LHe and LSe?
by Jeff Brown 8 years ago
Video capture boards are very fussy to configure, and do not work with all motherboards. My Xena2Ke works OK with my Core i7 system (SuperMicro motherboard), but will confess I only use it for output.
Best Online Backup?
by Bill Thomas 10 years ago
After almost losing a drive with a bunch of projects, I thought about trying out one of the many online backup services. Can anyone offer any advice on decent ones Ultimately, I would like to upload a
Re: Best Online Backup?
by Jeff Brown 10 years ago
I can address #2: The best theoretical upload likely if you have a Verizon FIOS account (better than cable modem) is 20 Mega-bits per second; about 2.5 MB per second. My math yields 6.6 min. per GB, o
how long is a second?
by Richard Sutcliffe 11 years ago
I'm having some issues in post that I suspect I cant do much about but I don't really understand it. We shot some athletics on the HPX500. the race was recorded as a single clip and the duration of th
Re: how long is a second?
by Jeff Brown 11 years ago
Maybe -- but a 1.7% time difference I think there's something else going on. Don't know what. Anyone Buehler Anyone -jeff
Giving film look to HD with filters
by john alexander 11 years ago
Hello 2 questions i have.. I will be shooting a green screen with a hvx 200 at 108025p. The shot will be a mid shot to wide shot of an actress talking to camera. I wanted to loose the HD crips look an
Re: Giving film look to HD with filters
by Jeff Brown 11 years ago
I'm with Noah... filters and post-processing today are pretty good at "optical" FX; starting with a sharp image gives you the option to glow and soften the edge of the face but keep the eyes sharp, et
HD export for 4:3 projection.
by Ben Adler 11 years ago
Hi Guys, Not sure if this is the right place to post this but I'm sure someone here will be able to help. I am shooting on the HPX170 either at 1080 or 720 (not sure yet but will probably need slo mo)
Re: HD export for 4:3 projection.
by Jeff Brown 11 years ago
If this is for a performance-specific video, and it sounds like that, you could use the full projector image, in which case I'd design and shoot with cropping the horizontal in mind. Or, "crop" the sc
panasonic sdx 900
by brett johnson 11 years ago
I have a client producing a show on the sdx 900 and want a quick and easy way to upload clips on their website, anyone had any experience with any of the firewire adapters, or any other suggestions
Re: panasonic sdx 900
by Jeff Brown 11 years ago
Yes, keep in mind the SDX 900 shoots 50 Mbps DVCPro. 50 mega-bits per second yields about 6.25 megaBytes per second (375 MB minute), so you'll probably want to compress before posting to the web... It
Another inquiry for Jan
by Christopher Wright 11 years ago
I just saw an online ad for the AG-HMC150, which looks almost exactly like the AG-HPX170, but without some of the advanced features built in. I know it is AVC format versus P2, doesn't have the slo-mo
Re: Another inquiry for Jan
by Jeff Brown 11 years ago
Jan Crittenden Livingston "And BTW, the question was adressed to me(notice the title of the thread)" I did see the title in passing... but I believe this is a public forum. I think if you read your p
Green Screen HVX...
by brandan dennehy 11 years ago
I am a little turned around on one specific aspect of shooting for green screen. I understand I can turn my camera 90degrees to take advantage of the greater horizontal resolution. What I don't get is
Re: Green Screen HVX...
by Jeff Brown 11 years ago
You would be taking advantage of greater vertical resolution, as you would be shooting in a "portrait" orientation. Typically used for a single person shot; humans are more often in a portrait orienta
Greenscreen & rotating camera 90 degrees
by Gary Furlow 11 years ago
We have a greenscreen shoot this Friday -- single anchor in a virtual set -- some full body walking and talking plus the normal OTS. Doing the normal prep when one of the cameramen suggested rotating
Re: Greenscreen & rotating camera 90 degrees
by Jeff Brown 11 years ago
That's a not uncommon approach. Less "empty" space means more resolution to work with. Although, it does add a bit of overhead to the greenscreen comp (scale & rotate), along with possible softening d
best way to get component and analog audio into a DeckLink HD Pro?
by jeremy webb 12 years ago
We have a Decklink HD Pro in our mac pro running FCP 5 that we mainly use to monitor to a plasma through the component out. We need to capture a bunch of footage from a Betacam deck to, most likely, D
Re: best way to get component and analog audio into a DeckLink HD Pro?
by Jeff Brown 12 years ago
I've been looking at the Convergent Designs box (I think it's the SD-connect) for a similar reason... they have a forum here on the Cow. Seems to be a good combination of best vs. cheapest, but that d
1080i nightmare.. please help
by Juan Carlos Aguirre 12 years ago
Hi all, hope someone can help me.. We are finishing a 93 minutes show, that has been use any format you know from BetaSP, DV, DVCAM, DVCPro Varicam, HDV, and HDcam. We need to finish at 1920x1080 59,9
Re: 1080i nightmare.. please help
by Jeff Brown 12 years ago
To my knowledge, there is no such thing a 1080 59.97 i. 59.94 fields per second is 29.97 frames per second. Are you doing broadcast That would be 29.97, commonly known as 1080i30. -jeff
Problems laying off SD footage created in AfterEffects.
by EricO9 12 years ago
We recently upgraded a couple of older machines to MacPros with Blackmagic Decklink HD Extreme cards inside. For the purposes of this post, I will just refer to my setup since the other workstation is
Re: Problems laying off SD footage created in AfterEffects.
by Jeff Brown 12 years ago
This may be pertinent: NTSC is _always_ 29.97 FPS. Drop or non-drop refers to frame numbering, not frame rate. Possibly this is "confusing" the BMDC -jeff
Playing image sequences off the Premiere Pro timeline?
by David Mack 12 years ago
Hello! First post. I got a system recently based on a MultiBridge Extreme. The reason I got this setup was to play HD image sequences straight off the Premiere Pro timeline. I haven't been able to eve
Re: Playing image sequences off the Premiere Pro timeline?
by Jeff Brown 12 years ago
The "folder technique" is the only documented (by BlackMagic) method I'm aware of. I think it's in their manual I have tried using FrameLink, but it seemed untenable for my workflow. Can't remember wh
HD Extreme >sdi digibeta Urgent Q/'s...
by Simon Blackledge 12 years ago
Hi all, We have a DigiBeta deck installed today (DVW-M2000P) Hooked up SDI out to in on BM card. Hooked up control into Remote1 in on the deck Captured some clips. They seem fine, do I therefore assum
Re: HD Extreme >sdi digibeta Urgent Q/'s...
by Jeff Brown 12 years ago
Look on the back of the deck. Though as I think of it, it only applies to analog video. SDI may need termination to insure signal quality, but it would not affect levels of the image. ...maybe best to
Decklink to Aja to Decklink - color change?
by Matthew London 13 years ago
Hi, My Final Cut Pro film is in PAL 10 bit Uncompressed, captured with a DecklinkPro from DigiBeta masters. The film was recently color corrected on a system with an Aja card. I was not there for the
Re: Decklink to Aja to Decklink - color change?
by Jeff Brown 13 years ago
I'd consider the possibility that the monitors and ambient lighting are different in the 2 suites. I've been in "online" suites where the monitors did not have a correct black level. Just something to
Best Beta SP to work with Decklink Extreme PCIe
by oregonsurf 13 years ago
I just ordered the Decklink SP Extreme PCIe. I export alot of motion graphics and 3D work (digital format), finally will get to export to BetaSP. I'm worried about loosing too much quality though. I u
Re: Best Beta SP to work with Decklink Extreme PCIe
by Jeff Brown 13 years ago
When I bought my PVW (about 14 years ago!), I was paying more per month in rentals than the financing would cost, so it was cheaper to buy. I'd suggest doing that math, if you haven't yet. You should
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