[Theora-dev] Directshow filters 0.64.7923

illiminable ogg at illiminable.com
Sat Oct 9 12:25:46 PDT 2004

----- Original Message ----- 
From: "Timothy B. Terriberry" <tterribe at vt.edu>
To: "illiminable" <ogg at illiminable.com>
Sent: Sunday, October 10, 2004 3:17 AM
Subject: Re: [Theora-dev] Directshow filters 0.64.7923

>> I think i previously tried just putting it at the top or the bottom and 
>> it didn't work, that's why i centred it. Maybe it's just a product of the 
>> files i tested on... perhaps a flag that indicates what the offset 
>> represents might be an idea ? Though i guess once things are finalised, 
>> it doesn't matter... though there's still the problem of the videos that 
>> are already floating around.
> No, it is already finalized. We froze the bitstream some time ago. The 
> offset _in the bitstream_ indicates the offset from the bottom. The API is 
> of course free to compute the offset from the top and return that to the 
> user, just like it flips the video upside down. This can still be changed, 
> but it does not affect anything that was already encoded.

OK... just curious why files that were apparently created with the latest 
release, seem to work with centred offsets but not with offsets at the top 
or bottom ?


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