[theora-dev] spare bits in the theora keyframe header

Ralph Giles giles at xiph.org
Fri Oct 31 08:11:02 PST 2003

On Fri, Oct 31, 2003 at 12:01:34AM +0000, Ralph Giles wrote:

> Derf and I were discussing some theora bitstream improvements. He was 
> curious about the spare bits in the keyframe header. There's a keyframe 
> type bit which is always DCT_KEY_FRAME aka '0' and two spare bits.

I spoke to Monty on irc. He said it was more-or-less accidental and 
there weren't any special plans (other than another cleanup pass) on his 

Dan, can you comment?

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