Return-Path: Received: from omr3.networksolutionsemail.com ([205.178.146.53] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP id 4569239 for AE-List@media-motion.tv; Tue, 20 Dec 2011 20:27:41 +0100 Received: from cm-omr6 (mail.networksolutionsemail.com [205.178.146.50]) by omr3.networksolutionsemail.com (8.13.6/8.13.6) with ESMTP id pBKJXqw2018579 for ; Tue, 20 Dec 2011 14:33:52 -0500 Authentication-Results: cm-omr6 smtp.user=torno@sydefxink.com; auth=pass (CRAM-MD5) X-Authenticated-UID: torno@sydefxink.com Received: from [64.183.31.59] ([64.183.31.59:54363] helo=[192.168.1.104]) by cm-omr6 (envelope-from ) (ecelerity 2.2.2.41 r(31179/31189)) with ESMTPA id C6/F7-09033-F13E0FE4; Tue, 20 Dec 2011 14:33:51 -0500 Subject: Re: [AE] [OT] H264 Gamma Shift References: From: David Torno Content-Type: multipart/alternative; boundary=Apple-Mail-34C2D04A-C876-4B72-BD6E-D7F8555104F5 X-Mailer: iPhone Mail (9A334) In-Reply-To: Message-Id: <186DA4A9-7A7B-491A-92C5-72FBAD5A0CD0@sydefxink.com> Date: Tue, 20 Dec 2011 11:33:49 -0800 To: After Effects Mail List Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (1.0) --Apple-Mail-34C2D04A-C876-4B72-BD6E-D7F8555104F5 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 I have found that H.264 outputs from QuickTime are too bright and the fix I u= se is to open the H.264 back in QuickTime, Bring up the Properties window (c= md+j), select the Video Track, select the Visual Settings tab, then change t= he Transparency dropdown to Composition. Save file. David Torno Visual Effects Artist & Supervisor http://www.ghosttownmedia.com O: 213.739.2290 C: 818.391.6060 --------------------- http://www.sydefxink.com http://aeioweyou.blogspot.com http://mactex.blogspot.com "The most useless day is that in which we do not laugh" -Charles Field On Dec 20, 2011, at 11:28 AM, adam mercado wrote: > I'm having a hell of a time trying to get a render off to my client that r= esembles to color shown in AE. Workflow is this: >=20 > PSDs imported and animated to 16bit comps (the artwork is a concrete textu= re with a black vignette over, lots of greys, blacks blending into each othe= r) > Rendered to 16bit PhotoJPEG .MOVs (the masters look fine, no gamma shift a= t this stage but at 750MB too large to upload to client) > Encoded in Episode to H264 (blacks are crushed, all detail is lost, gamma i= s generally shifted darker) > Encoded in QuickTime to H264 (gamma is shifted lighter and reds are shifte= d towards blue) >=20 > I've tried playing with various options and settings in Episode, but any g= amma compensated reverse shift I apply brightens the highlights but the blac= ks are still crushed. Playing with the QT export filters are really hit or m= iss with little effect. >=20 > Anyone come across this before and found a workaround? Or a better encoder= . I had an old version of compressor at one time but removed it as it was so= unstable and buggy and required a reinstall every two weeks. >=20 > At this stage I've resorted to trying to introduce the reverse gamma shift= as an adjustment layer in AE prior to final render to compensate for the sh= ift in Episode. So far I have yet to find the sweet spot that solves the pr= oblem >=20 > many many thanks >=20 > Adam Mercado > Influxx Media Production > Fullerton, CA >=20 > Moving Images. For Business > 714=C2=B0928=C2=B09896 > http://www.influxx.com > http://www.twitter.com/influxx > http://www.linkedin.com/in/influxx > http://influxx.tumblr.com/archive > http://www.flickr.com/photos/influxx >=20 >=20 >=20 >=20 >=20 --Apple-Mail-34C2D04A-C876-4B72-BD6E-D7F8555104F5 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8
I have found that H.264 ou= tputs from QuickTime are too bright and the fix I use is to open the H.264 b= ack in QuickTime, Bring up the Properties window (cmd+j), select the Video T= rack, select the Visual Settings tab, then change the Transparency dropdown t= o Composition. Save file.

David Torno
Visual Effects Artist &= Supervisor
O: 213.739.2290
C: 818.391.6060
---------------------
http://aeioweyou.blogspot.com

"The most usel= ess day is that in which we do not laugh"
-Charles Field

On Dec 20, 2011, at 11:28 AM, adam mercado <adam@influxx.com> wrote:

I'm having a hell of a time trying to get a render off to my client that res= embles to color shown in AE. Workflow is this:

PSDs impor= ted and animated to 16bit comps (the artwork is a concrete texture with a bl= ack vignette over, lots of greys, blacks blending into each other)
Rendered to 16bit PhotoJPEG .MOVs (the masters look fine, no gamma shift at= this stage but at 750MB too large to upload to client)
Encoded in= Episode to H264 (blacks are crushed, all detail is lost, gamma is generally= shifted darker)
Encoded in QuickTime to H264 (gamma is shifted li= ghter and reds are shifted towards blue)

I've tried= playing with various options and settings in Episode, but any gamma compens= ated reverse shift I apply brightens the highlights but the blacks are still= crushed. Playing with the QT export filters are really hit or miss with lit= tle effect.

Anyone come across this before and foun= d a workaround? Or a better encoder. I had an old version of compressor at o= ne time but removed it as it was so unstable and buggy and required a reinst= all every two weeks.

At this stage I've resorted to= trying to introduce the reverse gamma shift as an adjustment layer in AE pr= ior to final render to compensate for the shift in Episode. So far I  h= ave yet to find the sweet spot that solves the problem

<= div>many many thanks

Adam Mercado
Influxx Media Produ= ction
Fullerton, CA

Moving Images. For Business
714=C2=B0928=C2=B09896=




=

= --Apple-Mail-34C2D04A-C876-4B72-BD6E-D7F8555104F5--