From: "Robert W. Walker" <AE-List@media-motion.tv>
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To: "After Effects Mail List" <AE-List@media-motion.tv>
Subject: RE: [AE] New AE script- Rendergarden
Date: Tue, 28 Nov 2017 19:47:39 -0700
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Brendan, I compared the post-render against the "master" render in=0APremie=
re Pro, lining them up on a timeline and then toggling the upper=0Atrack on=
 and off. I can send you the files if you want to PM me with an=0Aemail I c=
an send a hightail link to. Easily reproducible though, I'm=0Asure. The shi=
ft seems more than what you would expect from a single=0Are-encode pass, ha=
ving tested multiple generations of ProRes re-encodes=0Afor a long time.=0A=
=0ARobert W. Walker=0AWalkerSound=0AWalker/Fitzgibbon TV & Film=0ALos Angel=
es CA USA=0A=0A=0A=0A> -------- Original Message --------=0A> Subject: Re: =
[AE] New AE script- Rendergarden=0A> From: "Brendan Bolles" <AE-List@media-=
motion.tv>=0A> Date: Tue, November 28, 2017 8:32 pm=0A> To: "After Effects =
Mail List" <AE-List@media-motion.tv>=0A> =0A> =0A> On Nov 28, 2017, at 5:09=
 PM, robertw wrote:=0A> =0A> > As to whether it re-renders to stitch the se=
gments together, I think not. At least in my limited testing, i could find =
no visible difference between the RG output and a direct AE output using Pr=
oResHQ and 4444. I mean NO difference, even blown up 200%.=0A> =0A> =0A> Co=
rrect, the combining of movie segments does not involve re-encoding, while =
the Post Render Actions do (since they usually are converting your render t=
o a different codec).=0A> =0A> If you see shifts in the Post Render Action =
movies, are you doing the comparison in After Effects?  ProRes movies often=
 look different in QuickTime player.  And ProRes is a lossy YUV codec, so y=
ou expect at least a small change from the original RGB.=0A> =0A> If there'=
s something beyond that, send us some steps to reproduce and maybe we can g=
et to the bottom of it.  Maybe the FFmpeg command line could be altered.=0A=
> =0A> =0A> Brendan=0A> =0A> =0A> +---End of message---+=0A> To unsubscribe=
 send any message to <ae-list-off@media-motion.tv>