From: "Steve Oakley" Received: from mout.perfora.net ([74.208.4.195] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP-TLS id 5499643 for AE-List@media-motion.tv; Thu, 12 Jun 2014 03:44:34 +0200 Received: from [10.1.1.102] (75-135-165-0.dhcp.stpt.wi.charter.com [75.135.165.0]) by mrelay.perfora.net (node=mrus0) with ESMTP (Nemesis) id 0M87jd-1WYqpq06JV-00vJYH; Wed, 11 Jun 2014 21:44:32 -0400 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.2\)) Subject: Re: [AE] Lossless movie format In-Reply-To: Date: Wed, 11 Jun 2014 20:44:30 -0500 Content-Transfer-Encoding: quoted-printable Message-Id: <16C98660-3044-4AB5-BD4B-B838651719EE@practicalillusions.com> References: To: After Effects Mail List X-Mailer: Apple Mail (2.1878.2) X-Provags-ID: V02:K0:4dRRuyWFrKUj0HYxaWSp+201+Bx5J+/OtU2/6Ezoev9 X8lCeasuwjc0sklg66xVH82FX3rxh5ICjpD5LiYceVrJebFzLQ vSvEjbUhL/lVINiTZbtYGyUqQkZa26vLB9bN8TAzNoEiWitL+D nDbaA79OiD1tq7UGjcu9bkPbljfDTMhWsFvL3e4q1iRooIZRKQ Cq8hp4upVHHsU1A6oiXkQbZoi5xtuoehqAMmBNXPpU8pGz7m1B chDlCVVIIMfEbSWPJiJ3jsQITz/0AlkNKz4xx2xc8AIq8l2jjC 2dITWiJLRLimIZP8IV3XOcV28B+U4uuHSpzI54uzH2yKwDhf5Y B2frr2ekaNOjmXYRxJYf1yFKOZa1V30kwFCVvzA9N+cbVIntx/ vvrBgG2sKz46vA7CqibVaI0urmHoaDaTQs= if you could write frames back into the container to overwrite existing = ones I don't think I'd mess with img sequences again for render intense = projects where they work better. you'd have to put it there of course before any app could do that, but = it would be a huge benefit to have and gain usage.=20 S On Jun 11, 2014, at 6:18 PM, Brendan Bolles = wrote: > On Jun 11, 2014, at 3:30 PM, Robert Kjettrup wrote: >=20 >> What im asking is not to have the virtual conversion of files of = this, but would it be possible to have some way to access into the MOX = container and see the file sequence of the movie, and be able to update = only part of it, much like we do now with image sequences, but just it = all is contained in the MOX wrapper? Could this be possible to have the = MOX act as a virtual folder accessible from the filesystem? or is this = just way too complex and maybe need support from the filesystem itself = (as far as i know the dps-velocity had its own filesystm on its video = drive) >=20 > Hey Robert, unfortunately I don't think the virtual folder thing is = possible without filesystem support. Most filesystems support hard = links where one file is actually pointing to another file, but as far as = I know it is always the whole file. There is no way to point to just a = piece of a larger file. >=20 > On the Mac, you could use packaging to store an image sequence in a = folder and give it the appearance of a single file. That could be very = nice, but of course it wouldn't work cross-platform. >=20 >=20 > I think it may be possible to overwrite just one piece of a MOX. The = MXF container supports some level of cuts-based editing like you have in = QuickTime. I'll have to dive in there to see how feasible it is, and = then there's the problem of getting applications to actually support = that feature. >=20 >=20 >> GrassValley has a DNxHD/ProRes/CineForm/Dirac(?) flavour of their own = called HQX that is quite comparable in quality to those others, but is = without many of the restictions of them, and they made it free for all = recently. >=20 >=20 > Yes, I am aware of HQX and it seems like a really good codec. You can = download the codec for free, but it is not open source and I feel like = Grass Valley has no intention of making it so. Once we get this project = going, I suppose it wouldn't hurt to ask them though.