[Theora] Ffdshow-20042003 Theora support fixed.
ogg at illiminable.com
Fri Oct 8 21:45:27 PDT 2004
----- Original Message -----
From: "Neil Morris" <neil at adm1.ph.man.ac.uk>
To: <theora at xiph.org>
Sent: Thursday, October 07, 2004 4:51 PM
Subject: [Theora] Ffdshow-20042003 Theora support fixed.
> Thought I'd pass this along for Theora users on the Windowzz platform.
> The latest alpha build of the ffdshow filter (20041003) on Sourceforge
> Seems to have had theora, broken since the June/July unofficial builds,
> fixed. This build also connects nicely to Zen's Ogg splitter and also
> decodes Helix Producer encoded Ogg's well. The encoder side though still
> only outputs Theora frames to AVI.
Excellent news ! I always wondered why they just all of a sudden stopped
working... probably some change that i made... but i wasn't sure what.
As to the encoder... is the reason that it only outputs to AVI, that it
converts to directshow time ? (And my muxer wants granule pos)
This was something i struggled with for a while... i really wanted to just
pass directshow times throughtout all the graph... but because theora
actually has other information embedded in it's granule pos, if you convert
it to a directshow time, you can't recover that information. So i ended up
deciding to pass granule pos everywhere, and leave the responsibility to any
filter that connects to a filter outside my little ecosystem to make the
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