Return-Path: Received: from qmta05.emeryville.ca.mail.comcast.net ([76.96.30.48] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP id 4805605 for ae-list@media-motion.tv; Thu, 09 Aug 2012 08:34:18 +0200 Received: from omta15.emeryville.ca.mail.comcast.net ([76.96.30.71]) by qmta05.emeryville.ca.mail.comcast.net with comcast id kWXM1j0021Y3wxoA5WaU9E; Thu, 09 Aug 2012 06:34:28 +0000 Received: from HPZ200 ([76.20.32.7]) by omta15.emeryville.ca.mail.comcast.net with comcast id kWaT1j00309DSM08bWaTNk; Thu, 09 Aug 2012 06:34:27 +0000 Message-ID: <32591CBB3D53440B88DE537389D8CED9@HPZ200> From: "Dan Ebberts" To: "After Effects Mail List" References: In-Reply-To: Subject: Re: [AE] Scaling camera shake Date: Wed, 8 Aug 2012 23:34:29 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0008_01CD75BE.5AD7F1B0" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 15.4.3555.308 X-MimeOLE: Produced By Microsoft MimeOLE V15.4.3555.308 This is a multi-part message in MIME format. ------=_NextPart_000_0008_01CD75BE.5AD7F1B0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable It seems like you need a reference point (like a null) that represents = the camera=E2=80=99s position without the shake. Then you could subtract = the shake position from the reference, scale the result, and add it = back. It=E2=80=99s hard to say exactly without seeing how you have = things set up though. Dan From: jarret langmeire=20 Sent: Wednesday, August 08, 2012 10:58 PM To: After Effects Mail List=20 Subject: Re: [AE] Scaling camera shake Hi Jack,=20 Thanks for that link - that's pretty much the approach that I've been = using. Sapphire really does look fantastic but alas, I just can't justify that = amount. I just need to try and figure out the expression for this - = perhaps I'll revisit Dan's site. Cheers On 9 August 2012 14:09, Jack Tunnicliffe wrote: Yes, I knew that but I often try to expand the discussion in both = directions. There are many tutorials for creating camera shake like = this. = http://www.premiumbeat.com/blog/how-to-create-realistic-camera-shake-with= -after-effects/ I don't know if that one is any good but there are vimeo tutorials and = there is ae scripts. I like Sapphire S_Shake because I can save presets = and also us other people's presets. It's becoming a really powerful tool = in that way, far beyond a damn fine filter set, so its a great = investment for me.=20 Jack Tunnicliffe Java Post Production On Aug 8, 2012, at 9:58 PM, jarret langmeire = wrote: Hey Jack,=20 It's not really a case of wanting to remove the shake, just wanting = to tweak it. Sapphire sounds great but unfortunately I haven't got a = lazy $1,700 :-( Cheers On 9 August 2012 13:33, Jack Tunnicliffe wrote: For removing shake the built in warp stabilizer is nice because = you can scale and not completely remove shake. Lock and Load is a great = plug in if you don't have 5.5 or 6 with warp stabilizer. I have to create camera shake all the time. I have a crime series = that they always want to rock the camera more. I like Sapphire S_Shake. = I've built a few presets for a little shake, more shake, lots of shake. = There are probably other plug ins for doing this but this is my go to = filter for such a thing. Lots of nice randomizing controls for x,y, = rotation, motion blur, etc. Jack Tunnicliffe Java Post Production On Aug 8, 2012, at 9:25 PM, jarret langmeire = wrote: Hi all,=20 I've been attempting to solve this problem over a couple of = projects now and have always had to resort to a temporary patch. I've = finally caved and am going to see if the AE List can help. I've filmed some tracking markers which I've tracked in AE and = generated keyframes to apply to my camera in order to simulate a = realistic camera shake. That's all fine and works but what I'd like to = do is to be able to scale these values, probably via an expression = control effect on a null or something like that - the reason I want to = be able to scale is to a/. tone down or up the overall effect and b/. = scale the effect over time so that shake increases over time for = example.=20 The obvious (to me anyhow) approach would be to use an = expression that divides the position value by 2 (for example) in order = to reduce the amount of shake. That certainly halves the overall range = of the position but it also shifts the camera's position to a new = location as opposed to leaving the camera at the specified location but = to wiggle it within the range specified by the tracked motion. Using parenting works but only if I don't scale the effect. I = get the sense that Dan Ebberts' article here is related but = unfortunately I've not been able to make the leap. Thanks for any kind of help on this. --=20 Jarret --=20 --=20 Jarret --=20 --=20 Jarret ------=_NextPart_000_0008_01CD75BE.5AD7F1B0 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable
It seems like you need a reference point (like a null) that = represents the=20 camera=E2=80=99s position without the shake. Then you could subtract the = shake position=20 from the reference, scale the result, and add it back. It=E2=80=99s hard = to say exactly=20 without seeing how you have things set up though.
 
Dan
 
 
Sent: Wednesday, August 08, 2012 10:58 PM
Subject: Re: [AE] Scaling camera shake
 
Hi=20 Jack,=20
 
Thanks for that link - that's pretty much the approach that I've = been=20 using.
 
Sapphire really does look fantastic but alas, I just can't justify = that=20 amount. I just need to try and figure out the expression for this - = perhaps I'll=20 revisit Dan's site.
 
Cheers

On 9 August 2012 14:09, Jack Tunnicliffe <jack@javapost.ca> wrote:
Yes, I knew that but I often try to expand the discussion in both = directions. There are many tutorials for creating camera shake like = this. http://www.premiumbeat.com/blog/how-to-create-realistic-c= amera-shake-with-after-effects/
 
I don't know if that one is any good but there are vimeo = tutorials and=20 there is ae scripts. I like Sapphire S_Shake because I can save = presets and=20 also us other people's presets. It's becoming a really powerful tool = in that=20 way, far beyond a damn fine filter set, so its a great investment for = me.=20


Jack Tunnicliffe
Java Post Production

On Aug 8, 2012, at 9:58 PM, jarret langmeire <langmeire@gmail.com>=20 wrote:

Hey Jack,=20
 
It's not really a case of wanting to remove the shake, just = wanting to=20 tweak it. Sapphire sounds great but unfortunately I haven't got a = lazy=20 $1,700 :-(
 
Cheers

On 9 August 2012 13:33, Jack Tunnicliffe = <jack@javapost.ca> wrote:
For removing shake the built in warp stabilizer is nice = because you=20 can scale and not completely remove shake. Lock and Load is a = great plug=20 in if you don't have 5.5 or 6 with warp stabilizer.
 
I have to create camera shake all the time. I have a crime = series=20 that they always want to rock the camera more. I like Sapphire = S_Shake.=20 I've built a few presets for a little shake, more shake, lots of = shake.=20 There are probably other plug ins for doing this but this is my go = to=20 filter for such a thing. Lots of nice randomizing controls for = x,y,=20 rotation, motion blur, etc.

Jack Tunnicliffe
Java Post Production

On Aug 8, 2012, at 9:25 PM, jarret langmeire <langmeire@gmail.com> wrote:

Hi all,=20
 
I've been attempting to solve this problem over a couple of = projects now and have always had to resort to a temporary patch. = I've=20 finally caved and am going to see if the AE List can help.
 
I've filmed some tracking markers which I've tracked in AE = and=20 generated keyframes to apply to my camera in order to simulate a = realistic camera shake. That's all fine and works but what I'd = like to=20 do is to be able to scale these values, probably via an = expression=20 control effect on a null or something like that - the reason I = want to=20 be able to scale is to a/. tone down or up the overall effect = and b/.=20 scale the effect over time so that shake increases over time for = example.
 
The obvious (to me anyhow) approach would be to use an = expression=20 that divides the position value by 2 (for example) in order to = reduce=20 the amount of shake. That certainly halves the overall range of = the=20 position but it also shifts the camera's position to a new = location as=20 opposed to leaving the camera at the specified location but to = wiggle it=20 within the range specified by the tracked motion.
 
Using parenting works but only if I don't scale the effect. = I get=20 the sense that Dan Ebberts' article here is related but unfortunately I've not = been able=20 to make the leap.
 
Thanks for any kind of help on this.
--=20
 
Jarret
=
 
=
 
--
--=20
 
Jarret
=
 
=
 
--
--=20
 
Jarret
 
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