On Thu, 2014-01-30 at 17:35 +0200, Pekka Paalanen wrote: > Hi, > > it's time for a take two on the Wayland presentation extension. > > > 1. Introduction > > The v1 proposal is here: > http://lists.freedesktop.org/archives/wayland-devel/2013-October/011496.html > > In v2 the basic idea is the same: you can queue frames with a > target presentation time, and you can get accurate presentation > feedback. All the details are new, though. The re-design started > from the wish to handle resizing better, preferably without > clearing the buffer queue. > > All the changed details are probably too much to describe here, > so it is maybe better to look at this as a new proposal. It > still does build on Frederic's work, and everyone who commented > on it. Special thanks to Axel Davy for his counter-proposal and > fighting with me on IRC. :-) > > Some highlights: > > - Accurate presentation feedback is possible also without > queueing. > > - You can queue also EGL-based rendering, and get presentation > feedback if you want. Also EGL can do this internally, too, as > long as EGL and the app do not try to use queueing at the same time. > > - More detailed presentation feedback to better allow predicting > future display refreshes. > > - If wl_viewport is used, neither video resolution changes nor > surface (window) size changes alone require clearing the queue. > Video can continue playing even during resizes. Sorry, I can't understand this. Could you explain this more? What's the current problem for resizing window? How will you resolve it in presentation extensions?
thanks > > Thanks, > pq > _______________________________________________ > wayland-devel mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/wayland-devel _______________________________________________ wayland-devel mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/wayland-devel
