Return-Path: Received: from p3plsmtpa01-08.prod.phx3.secureserver.net ([72.167.82.88] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with SMTP id 4569264 for AE-List@media-motion.tv; Tue, 20 Dec 2011 21:00:04 +0100 Received: (qmail 28908 invoked from network); 20 Dec 2011 20:06:13 -0000 Received: from unknown (76.206.254.56) by p3plsmtpa01-08.prod.phx3.secureserver.net (72.167.82.88) with ESMTP; 20 Dec 2011 20:06:11 -0000 Mime-Version: 1.0 (Apple Message framework v753.1) In-Reply-To: References: Content-Type: multipart/alternative; boundary=Apple-Mail-5-359503242 Message-Id: From: adam mercado Subject: Re: [AE] [OT] H264 Gamma Shift Date: Tue, 20 Dec 2011 12:06:10 -0800 To: "After Effects Mail List" X-Mailer: Apple Mail (2.753.1) --Apple-Mail-5-359503242 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=ISO-8859-1; delsp=yes; format=flowed Thank you David and Scott for this tip. I'll give it a try. Obviously =20= this will only work with .MOV files and not MP4s, no way to save over =20= MP4 without re-exporting sadly. Unless I'm mistaken Adam Mercado Influxx Media Production Fullerton, CA Moving Images. For Business 714=B0928=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 On Dec 20, 2011, at 11:33 AM, David Torno wrote: > I have found that H.264 outputs from QuickTime are too bright and =20 > the fix I use is to open the H.264 back in QuickTime, Bring up the =20 > Properties window (cmd+j), select the Video Track, select the =20 > Visual Settings tab, then change the Transparency dropdown to =20 > 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 =20 >> client that resembles to color shown in AE. Workflow is this: >> >> PSDs imported and animated to 16bit comps (the artwork is a =20 >> concrete texture with a black vignette over, lots of greys, blacks =20= >> blending into each other) >> Rendered to 16bit PhotoJPEG .MOVs (the masters look fine, no gamma =20= >> shift at this stage but at 750MB too large to upload to client) >> Encoded in Episode to H264 (blacks are crushed, all detail is =20 >> lost, gamma is generally shifted darker) >> Encoded in QuickTime to H264 (gamma is shifted lighter and reds =20 >> are shifted towards blue) >> >> I've tried playing with various options and settings in Episode, =20 >> but any gamma compensated reverse shift I apply brightens the =20 >> highlights but the blacks are still crushed. Playing with the QT =20 >> export filters are really hit or miss with little effect. >> >> Anyone come across this before and found a workaround? Or a better =20= >> encoder. I had an old version of compressor at one time but =20 >> removed it as it was so unstable and buggy and required a =20 >> reinstall every two weeks. >> >> At this stage I've resorted to trying to introduce the reverse =20 >> gamma shift as an adjustment layer in AE prior to final render to =20 >> compensate for the shift in Episode. So far I have yet to find =20 >> the sweet spot that solves the problem >> >> many many thanks >> >> Adam Mercado >> Influxx Media Production >> Fullerton, CA >> >> Moving Images. For Business >> 714=B0928=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 >> >> >> >> >> --Apple-Mail-5-359503242 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=ISO-8859-1 Thank you David and Scott for this tip. I'll give it a try. Obviously = this will only work with .MOV files and not MP4s, no way to save over = MP4 without re-exporting sadly. Unless I'm = mistaken



On Dec 20, 2011, at 11:33 AM, David Torno = wrote:

I have found that H.264 outputs from QuickTime are = too bright and the fix I use is to open the H.264 back in QuickTime, = Bring up the Properties window (cmd+j), select the Video Track, select = the Visual Settings tab, then change the 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://aeioweyou.blogspot.comhttp://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 <adam@influxx.com> = wrote:

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

PSDs imported and animated to 16bit comps (the = artwork is a concrete texture with a black 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 lighter = and reds are shifted towards blue)

I've tried = playing with various options and settings in Episode, but any gamma = compensated 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 little effect.

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.

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 shift in Episode. So far I  have = yet to find the sweet spot that solves the = problem

many many thanks



= --Apple-Mail-5-359503242--