[Theora] IntraFrame Detection

[j at thing.net]

if you update libtheora to the latest version from svn
http://svn.xiph.org/trunk/theora 

you get a new function in the api:

int theora_packet_iskeyframe(ogg_packet *op);

j

On Thu, 2004-09-30 at 11:54 +0200, Eduard Kriegler wrote:
> Hi
> 
> For my application I need to *know* when a frame was encoded to be an 
> intraframe (or keyframe or a frame that is independent of previous frames).
> 
> In Chapter 7 of the Theora I Specification document it is said that 
> there is a "FTYPE" parameter in the frame header which will indicate 
> whether the frame is a inter or intraframe. What I would like to know is 
> whether this frame header is indeed the first bits of the data placed in 
> the ogg_packet by the theora_encode_packetout() function?
> 
> Thanks,
> Eduard Kriegler
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