I could say the same about up-scaling , last I checked, the backend driver didn't support bi-cubic interpolation during resizing a resolution from smaller to larger, the image quality is not good. This would be the only reason why I am holding up changing our HW decoder from Nvidia to Intel..
On Fri, Aug 30, 2013 at 3:43 AM, Simon Farnsworth < [email protected]> wrote: > ** > > Hello, > > > > We're attempting to use VA-API on Intel Gen 6 and Gen 7 hardware to > replace software decoders, and we're hitting quality issues with the VPP > deinterlacing support. Our CPUs range from Celeron 847 (low-end SNB) to > Core i3-3220 (mid-range IVB). > > > > Specifically, it appears to only support bob deinterlacing, which on the > common "ticker tape" horizontal scrolling text used on news channels looks > awful (you can see the alternating fields bob up and down. > > > > The description of the deinterlace algorithm in the public SNB > documentation, volume 4 part 1 section 2.8, suggests that the hardware is > capable of motion adaptive deinterlacing to get better results. Will this > be enabled in the intel driver at some point? > > -- > > Simon Farnsworth > > Software Engineer > > ONELAN Ltd > > http://www.onelan.com > > > > _______________________________________________ > Libva mailing list > [email protected] > http://lists.freedesktop.org/mailman/listinfo/libva > >
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