[Matroska-devel] Apple ProRes
slhomme at matroska.org
Thu Dec 8 15:37:53 CET 2011
Nobody seems to disagree, so this has been pushed on the website:
Le 04/12/2011 20:58, Steve Lhomme a écrit :
> After discussion the best is to use one codec ID for all : V_PRORES
> And the fourcc in use in MOV for each profile will be the codec
> private. This way new profiles can be added and existing codec mapping
> will work without changes.
> The content of each Frame remains as described below.
> On Sun, Dec 4, 2011 at 8:31 PM, Steve Lhomme<slhomme at matroska.org> wrote:
>> Here is a proposal on how to store Apple's ProRes in Matroska. The
>> technical info on the codec can be found here:
>> The IDs are as follows:
>> Apple ProRes 422 High Quality: V_PRORES422_HQ
>> Apple ProRes 422 Standard Definition: V_PRORES422_SD
>> Apple ProRes 422 LT: V_PRORES422_LT
>> Apple ProRes 422 Proxy: V_PRORES422_PROXY
>> Apple ProRes 4444: V_PRORES4444
>> Each Frame (in the Matroska sense) is composed of the Frame Header,
>> the Picture 1 and Picture 2 (when necessary).
>> If these data are always the same, the header compression in Matroska
>> can be used to strip it and save a little space.
>> Steve Lhomme
>> Matroska association Chairman
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