On 2011-01-22 08:16 +0100, Thomas Hilber wrote:
> On Wed, Jan 19, 2011 at 12:42:40PM +0000, Stuart Morris wrote:
> > conversion and then draw the first field to the frame buffer. At the next
> > vertical sync the shader would convert the second field and draw that to
> > the frame buffer. With VDPAU is there a new OpenGL interop function that
> that's not the whole story. You still have to consider synchronicity between
> incoming data rate (TV-stream) and outgoing data rate (VGA/Video timing).

Yep. As Stuart said, framedrops/duplicates will happen, but with his
drawing technique they don't cause the player to lose field sync. I
think that's already quite acceptable, since at least recordings can be
played without any video judder if audio is resampled.


vdr mailing list

Reply via email to