Mailing List AE-List@media-motion.tv ? Message #52568
From: Teddy Gage <teddygage@gmail.com>
Subject: Re: [AE] H264
Date: Sun, 19 Jan 2014 14:08:08 -0500
To: After Effects Mail List <AE-List@media-motion.tv>
Sort of off-topic: the other day I needed to convert an AVC/h264 file in an .avi wrapper that was output from an old screen capture software for a series of tutorials. It needed to be editable, and easily iDevice compatible. I can tell you I tried every F-ing thing I could think of involving AVIsynth, FFmpeg, VLC, QT 7 Pro, VirtualDub/Mod, FCP, Premiere Pro and nothing would convert it. It only played through VLC. 

We are talking 10 hour-long .avis, at 5 GB each. Then I found this AiSeeSoft Total Video Converter software, sucked it up and paid $40 and it's the best switchblade conversion tool I have ever used. It will ingest anything and batch output any format, with about 90 presets of devices and codecs. I think it even does Prores on PC, it definitely will output 10 bit DNxHD with alpha support, and it uses CUDA / OpenCL. I converted 2 hours of AVC into .mp4 in about 20 minutes at a 4:1 compression.  For example it will even demux .mkv matroska files. Definitely worth a look if anyone runs into these issues.


On Sun, Jan 19, 2014 at 1:54 PM, Jonathan <sureal@charter.net> wrote:
Great solution, Teddy.

I gotta admit it can be confusing sometimes, even for someone like myself who entertains the idea that I know a fair amount about this stuff. A long time ago I had a conversation with a Panasonic engineer who was talking about 720 and thinking, oh yeah, I do 720, meaning, 720 X 540 (or 486). Of course he was talking about 1280 X 720 but HD had barely scratched the outer reaches of my consciousness back then. This was in the 90s sometime.


Jonathan



On Jan 19, 2014, at 10:41 AM, Teddy Gage wrote:

I had a client ask for a "quicktime, an .mp4, and an .h264"

So I relabled the same file with three different extensions


On Sun, Jan 19, 2014 at 1:18 PM, Jonathan <sureal@charter.net> wrote:
They seem to think they can get an uncompressed file from H264, yes.

On Jan 19, 2014, at 10:15 AM, Tim Thiessen wrote:

So they want an uncompressed compressed file?

iPhone

On Jan 19, 2014, at 10:07 AM, Jonathan <sureal@charter.net> wrote:

I'm searching for a clarity . . .

A client is asking for "H264 with the highest settings, 8bit uncompressed." H264 is, by definition compressed, correct? And though there are in theory, versions of H264 that are 10 bit, the garden variety H264 (created in, for example, Quicktime) is 8 bit.  So the only part of this request that makes sense is "highest settings," right?

Any insights greatly appreciated.


Jonathan


JONATHAN PENZNER
VIDEO EDITING • MOTION GRAPHICS • DESIGN

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