[gmpi] Re: Reqs 3.9. Time - opening arguments.1

  • From: Paul Davis <paul@xxxxxxxxxxxxxxxxxxxxx>
  • To: gmpi@xxxxxxxxxxxxx
  • Date: Thu, 05 Feb 2004 15:37:29 -0500

>I would assume that when scheduling an event to sync with a video 
>display, the UST would represent the moment when the video frame 
>appears to the audience's eyes, not the realtime time when the video 
>or audio buffer was getting rendered, which is always earlier than 
>display time. If so, then all of this needs to take into account the 
>downstream audio output latency from the plug's place in the chain. 
>Including possible downstream graphs other than GMPI, the audio 
>output buffering, etc.  Nontrivial, as currently the GMPI sample 
>clock seems to be relative to the current GMPI graph only, with no 
>adjustment for what happend downstream.

yes, its highly non-trivial, but a host author has to deal with this
one way or another anyway, whether GMPI requires it or not.


Generalized Music Plugin Interface (GMPI) public discussion list
Participation in this list is contingent upon your abiding by the
following rules:  Please stay on topic.  You are responsible for your own
words.  Please respect your fellow subscribers.  Please do not
redistribute anyone else's words without their permission.

Archive: //www.freelists.org/archives/gmpi
Email gmpi-request@xxxxxxxxxxxxx w/ subject "unsubscribe" to unsubscribe

Other related posts: