[Matroska-devel] questions about SimpleBlock element

Steve Lhomme slhomme at matroska.org
Tue Mar 9 17:10:34 CET 2010


On Tue, Mar 9, 2010 at 5:02 PM, Matthew Heaney
<matthewjheaney at hotmail.com>wrote:

> Hello,
>
> I have a need to mark a frame specifically as a keyframe, and would like to
> use the SimpleBlock element for this purpose.  I had a couple of questions.
>
> The EBML ID for a "Block" element is [A1].  What is the ID for a
> "SimpleBlock"?
>

http://www.matroska.org/technical/specs/index.html#SimpleBlock

it's [A3]


> What values in the EBML Header element change to allow a SimpleBlock
> element
> to be used?  Candidates are:
>
> EBML Version [42][86]
> EBML Read Version [42][F7]
> Doc Type Version [42][87]
> Doc Type Read Version [42][85]
>
> Right now my muxer is using 1 for all of these values.  What value should I
> use to enable the use of the SimpleBlock element?
>

1 is correct.


> Thanks,
> Matt
>
> http://vob2mkv.codeplex.com/
>
>
>
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