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QT as a file format is pretty well documented. you don't need apple to read or write it. if apple borks up one of their codecs, it doesn't change your custom installed codec because you can completely bypass apple's libs.
I think my only gripe about openEXR is that its an img sequence in a folder rather than a single file. I think too easy to loose bits. MXF single file is more appealing to me, especially since NLE's seem to be able to handle all the various flavors that are out there.
S
On Jul 22, 2013, at 2:30 PM, Louai Abu-Osba <me@louai.org> wrote:
> It's certainly very practical in the short term to stick with a well
> known container like Quicktime. But Quicktime sucks more every year. I
> was a former QT fanatic and now I just hate the idea of a single,
> highly secretive company controlling the container my work is poured
> into. A container that at times just seems insane (e.g. the gamma
> shift). Standards changes are always painful, but it would just delay
> adoption to do things the "sorta right way" instead of the "the right
> way". EXR skipped the former option and we're all better off.
>
> On Sun, Jul 21, 2013 at 3:42 PM, Steve Oakley <steveo@practicali.com> wrote:
>> so can I ask -
>>
>> what would it take to write Dirac into single file MXF or QT as containers ? seems to me that using established well known containers would mean only needing to add the codec into the right place in your system and then you could easily r/w the files and exchange them. no doubt if Ogg container only had to live on my machine it would be fine, but exchange becomes more of an issue. I'd rather see a standard documented container with a common codec than yet another new container format. FWIW, before the win users say they don't want QT as a container, please know that you don't have to have QT installed on your machine for apps to be able to r/w it. Adobe wrote mediacore as an underlying lib that does direct I/O on several flavors of QT so that you can access QT files w/o having QT the app & libs installed on your machine. It also means a fast / mean / lean way to do QT file I/O without the limitations of PC QT32.
>>
>> S
>>
>> On Jul 20, 2013, at 4:00 PM, Brendan Bolles <brendan@fnordware.com> wrote:
>>
>>> BTW, I've posted a Theora plug-in for Windows and put download links in the README documents for my two repos. See them here:
>>>
>>> https://github.com/fnordware/AdobeOgg
>>> https://github.com/fnordware/AdobeWebM
>>>
>>>
>>> There are 4 plug-ins total, all in beta.
>>>
>>> AdobeOgg has Ogg Vorbis and Ogg Theora plug-ins. Vorbis is audio-only while Theora adds VP3 video. The Ogg Vorbis plug-in on Mac also supports FLAC, a lossless audio codec/format. Since Vorbis and Theora both use the Ogg container, the goal is to merge these two plug-ins and then add other codecs so that Theora is one of many to choose from. I'm currently planning to add Dirac, VP8, VP9, PNG, and OpenEXR on the video side. Audio formats will be Vorbis, PCM, and hopefully FLAC, plus maybe Opus and Speex.
>>>
>>> AdobeWebM has a WebM movie plug-in plus a WebP still-image plug-in for Photoshop. I plan to further refine these as well.
>>>
>>> Here's an HD WebM movie if you want to see what WebM can do:
>>>
>>> http://media.xiph.org/tearsofsteel/tears_of_steel_1080p.webm
>>>
>>>
>>> Please try them and let me know how it goes!
>>>
>>
>>
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