[GEM-dev] interlaced output from Gem?

Roman Haefeli reduzierer at yahoo.de
Wed Mar 12 13:50:01 CET 2008


On Wed, 2008-03-12 at 12:19 +0000, Claude Heiland-Allen wrote:
> cyrille henry wrote:
> > 
> > 
> > Claude Heiland-Allen a écrit :
> >> Hi all,
> >>
> >> Does Gem (or OpenGL in general) have any support for interlaced 
> >> output?   The extra temporal resolution would be nice when rendering 
> >> for display on a TV, as the spatial resolution would suck anyway.
> >>
> > I think rendering at 50fps on the TV out should do that.
> > 
> > if you want to make a DVD, the best is probably to have a 50fps movie. 
> > then, you should be able to downgrade the quality to 25i with a good DVD 
> > authoring software.
> 
> Any suggestions for such downgrading software?  I'm running Linux on a 
> no-budget; links to algorithms would be ok too, so I could implement 
> them myself if no Free tool exists already.

just for the record:
while discussing in #dataflow we found a way:

mencoder -vf tinterlace=<0/4>  (one of those modes should work)

roman



	
		
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